--- /dev/null
+/**
+ * \file main-cocoa.m
+ * \brief OS X front end
+ *
+ * Copyright (c) 2011 Peter Ammon
+ *
+ * This work is free software; you can redistribute it and/or modify it
+ * under the terms of either:
+ *
+ * a) the GNU General Public License as published by the Free Software
+ * Foundation, version 2, or
+ *
+ * b) the "Angband licence":
+ * This software may be copied and distributed for educational, research,
+ * and not for profit purposes provided that this copyright and statement
+ * are included in all such copies. Other copyrights may also apply.
+ */
+
+#include "angband.h"
+/* This is not included in angband.h in Hengband. */
+#include "grafmode.h"
+
+#if defined(MACH_O_COCOA)
+
+/* Mac headers */
+#import "cocoa/AppDelegate.h"
+//#include <Carbon/Carbon.h> /* For keycodes */
+/* Hack - keycodes to enable compiling in macOS 10.14 */
+#define kVK_Return 0x24
+#define kVK_Tab 0x30
+#define kVK_Delete 0x33
+#define kVK_Escape 0x35
+#define kVK_ANSI_KeypadEnter 0x4C
+
+static NSString * const AngbandDirectoryNameLib = @"lib";
+static NSString * const AngbandDirectoryNameBase = @"Hengband";
+
+static NSString * const AngbandMessageCatalog = @"Localizable";
+static NSString * const AngbandTerminalsDefaultsKey = @"Terminals";
+static NSString * const AngbandTerminalRowsDefaultsKey = @"Rows";
+static NSString * const AngbandTerminalColumnsDefaultsKey = @"Columns";
+static NSString * const AngbandTerminalVisibleDefaultsKey = @"Visible";
+static NSString * const AngbandGraphicsDefaultsKey = @"GraphicsID";
+static NSString * const AngbandBigTileDefaultsKey = @"UseBigTiles";
+static NSString * const AngbandFrameRateDefaultsKey = @"FramesPerSecond";
+static NSString * const AngbandSoundDefaultsKey = @"AllowSound";
+static NSInteger const AngbandWindowMenuItemTagBase = 1000;
+static NSInteger const AngbandCommandMenuItemTagBase = 2000;
+
+/* Global defines etc from Angband 3.5-dev - NRM */
+#define ANGBAND_TERM_MAX 8
+
+#define MAX_COLORS 256
+#define MSG_MAX SOUND_MAX
+
+/* End Angband stuff - NRM */
+
+/* Application defined event numbers */
+enum
+{
+ AngbandEventWakeup = 1
+};
+
+/* Delay handling of pre-emptive "quit" event */
+static BOOL quit_when_ready = FALSE;
+
+/* Set to indicate the game is over and we can quit without delay */
+static Boolean game_is_finished = FALSE;
+
+/* Our frames per second (e.g. 60). A value of 0 means unthrottled. */
+static int frames_per_second;
+
+/* Force a new game or not? */
+static bool new_game = FALSE;
+
+@class AngbandView;
+
+#ifdef JP
+static wchar_t convert_two_byte_eucjp_to_utf16_native(const char *cp);
+#endif
+
+/**
+ * Load sound effects based on sound.cfg within the xtra/sound directory;
+ * bridge to Cocoa to use NSSound for simple loading and playback, avoiding
+ * I/O latency by caching all sounds at the start. Inherits full sound
+ * format support from Quicktime base/plugins.
+ * pelpel favoured a plist-based parser for the future but .cfg support
+ * improves cross-platform compatibility.
+ */
+@interface AngbandSoundCatalog : NSObject {
+@private
+ /**
+ * Stores instances of NSSound keyed by path so the same sound can be
+ * used for multiple events.
+ */
+ NSMutableDictionary *soundsByPath;
+ /**
+ * Stores arrays of NSSound keyed by event number.
+ */
+ NSMutableDictionary *soundArraysByEvent;
+}
+
+/**
+ * If NO, then playSound effectively becomes a do nothing operation.
+ */
+@property (getter=isEnabled) BOOL enabled;
+
+/**
+ * Set up for lazy initialization in playSound(). Set enabled to NO.
+ */
+- (id)init;
+
+/**
+ * If self.enabled is YES and the given event has one or more sounds
+ * corresponding to it in the catalog, plays one of those sounds, chosen at
+ * random.
+ */
+- (void)playSound:(int)event;
+
+/**
+ * Impose an arbitary limit on number of possible samples per event.
+ * Currently not declaring this as a class property for compatibility with
+ * versions of Xcode prior to 8.
+ */
++ (int)maxSamples;
+
+/**
+ * Return the shared sound catalog instance, creating it if it does not
+ * exist yet. Currently not declaring this as a class property for
+ * compatibility with versions of Xcode prior to 8.
+ */
++ (AngbandSoundCatalog*)sharedSounds;
+
+/**
+ * Release any resouces associated with shared sounds.
+ */
++ (void)clearSharedSounds;
+
+@end
+
+@implementation AngbandSoundCatalog
+
+- (id)init {
+ if (self = [super init]) {
+ self->soundsByPath = nil;
+ self->soundArraysByEvent = nil;
+ self->_enabled = NO;
+ }
+ return self;
+}
+
+- (void)playSound:(int)event {
+ if (! self.enabled) {
+ return;
+ }
+
+ /* Initialize when the first sound is played. */
+ if (self->soundArraysByEvent == nil) {
+ /* Build the "sound" path */
+ char sound_dir[1024];
+ path_build(sound_dir, sizeof(sound_dir), ANGBAND_DIR_XTRA, "sound");
+
+ /* Find and open the config file */
+ char path[1024];
+ path_build(path, sizeof(path), sound_dir, "sound.cfg");
+ FILE *fff = my_fopen(path, "r");
+
+ /* Handle errors */
+ if (!fff) {
+ NSLog(@"The sound configuration file could not be opened.");
+ return;
+ }
+
+ self->soundsByPath = [[NSMutableDictionary alloc] init];
+ self->soundArraysByEvent = [[NSMutableDictionary alloc] init];
+ @autoreleasepool {
+ /*
+ * This loop may take a while depending on the count and size of
+ * samples to load.
+ */
+
+ /* Parse the file */
+ /* Lines are always of the form "name = sample [sample ...]" */
+ char buffer[2048];
+ while (my_fgets(fff, buffer, sizeof(buffer)) == 0) {
+ char *msg_name;
+ char *cfg_sample_list;
+ char *search;
+ char *cur_token;
+ char *next_token;
+ int event;
+
+ /* Skip anything not beginning with an alphabetic character */
+ if (!buffer[0] || !isalpha((unsigned char)buffer[0])) continue;
+
+ /* Split the line into two: message name, and the rest */
+ search = strchr(buffer, ' ');
+ cfg_sample_list = strchr(search + 1, ' ');
+ if (!search) continue;
+ if (!cfg_sample_list) continue;
+
+ /* Set the message name, and terminate at first space */
+ msg_name = buffer;
+ search[0] = '\0';
+
+ /* Make sure this is a valid event name */
+ for (event = MSG_MAX - 1; event >= 0; event--) {
+ if (strcmp(msg_name, angband_sound_name[event]) == 0)
+ break;
+ }
+ if (event < 0) continue;
+
+ /*
+ * Advance the sample list pointer so it's at the beginning of
+ * text.
+ */
+ cfg_sample_list++;
+ if (!cfg_sample_list[0]) continue;
+
+ /* Terminate the current token */
+ cur_token = cfg_sample_list;
+ search = strchr(cur_token, ' ');
+ if (search) {
+ search[0] = '\0';
+ next_token = search + 1;
+ } else {
+ next_token = NULL;
+ }
+
+ /*
+ * Now we find all the sample names and add them one by one
+ */
+ while (cur_token) {
+ NSMutableArray *soundSamples =
+ [self->soundArraysByEvent
+ objectForKey:[NSNumber numberWithInteger:event]];
+ if (soundSamples == nil) {
+ soundSamples = [[NSMutableArray alloc] init];
+ [self->soundArraysByEvent
+ setObject:soundSamples
+ forKey:[NSNumber numberWithInteger:event]];
+ }
+ int num = (int) soundSamples.count;
+
+ /* Don't allow too many samples */
+ if (num >= [AngbandSoundCatalog maxSamples]) break;
+
+ NSString *token_string =
+ [NSString stringWithUTF8String:cur_token];
+ NSSound *sound =
+ [self->soundsByPath objectForKey:token_string];
+
+ if (! sound) {
+ /*
+ * We have to load the sound. Build the path to the
+ * sample.
+ */
+ path_build(path, sizeof(path), sound_dir, cur_token);
+ struct stat stb;
+ if (stat(path, &stb) == 0) {
+ /* Load the sound into memory */
+ sound = [[NSSound alloc]
+ initWithContentsOfFile:[NSString stringWithUTF8String:path]
+ byReference:YES];
+ if (sound) {
+ [self->soundsByPath setObject:sound
+ forKey:token_string];
+ }
+ }
+ }
+
+ /* Store it if we loaded it */
+ if (sound) {
+ [soundSamples addObject:sound];
+ }
+
+ /* Figure out next token */
+ cur_token = next_token;
+ if (next_token) {
+ /* Try to find a space */
+ search = strchr(cur_token, ' ');
+
+ /*
+ * If we can find one, terminate, and set new "next".
+ */
+ if (search) {
+ search[0] = '\0';
+ next_token = search + 1;
+ } else {
+ /* Otherwise prevent infinite looping */
+ next_token = NULL;
+ }
+ }
+ }
+ }
+ }
+
+ /* Close the file */
+ my_fclose(fff);
+ }
+
+ @autoreleasepool {
+ NSMutableArray *samples =
+ [self->soundArraysByEvent
+ objectForKey:[NSNumber numberWithInteger:event]];
+
+ if (samples == nil || samples.count == 0) {
+ return;
+ }
+
+ /* Choose a random event. */
+ int s = randint0((int) samples.count);
+ NSSound *sound = samples[s];
+
+ if ([sound isPlaying])
+ [sound stop];
+
+ /* Play the sound. */
+ [sound play];
+ }
+}
+
++ (int)maxSamples {
+ return 16;
+}
+
+/**
+ * For sharedSounds and clearSharedSounds.
+ */
+static __strong AngbandSoundCatalog* gSharedSounds = nil;
+
++ (AngbandSoundCatalog*)sharedSounds {
+ if (gSharedSounds == nil) {
+ gSharedSounds = [[AngbandSoundCatalog alloc] init];
+ }
+ return gSharedSounds;;
+}
+
++ (void)clearSharedSounds {
+ gSharedSounds = nil;
+}
+
+@end
+
+/**
+ * Each location in the terminal either stores a character, a tile,
+ * padding for a big tile, or padding for a big character (for example a
+ * kanji that takes two columns). These structures represent that. Note
+ * that tiles do not overlap with each other (excepting the double-height
+ * tiles, i.e. from the Shockbolt set; that's handled as a special case).
+ * Characters can overlap horizontally: that is for handling fonts that
+ * aren't fixed width.
+ */
+struct TerminalCellChar {
+ wchar_t glyph;
+ int attr;
+};
+struct TerminalCellTile {
+ /*
+ * These are the coordinates, within the tile set, for the foreground
+ * tile and background tile.
+ */
+ char fgdCol, fgdRow, bckCol, bckRow;
+};
+struct TerminalCellPadding {
+ /*
+ * If the cell at (x, y) is padding, the cell at (x - hoff, y - voff)
+ * has the attributes affecting the padded region.
+ */
+ unsigned char hoff, voff;
+};
+struct TerminalCell {
+ union {
+ struct TerminalCellChar ch;
+ struct TerminalCellTile ti;
+ struct TerminalCellPadding pd;
+ } v;
+ /*
+ * Used for big characters or tiles which are hscl x vscl cells.
+ * The upper left corner of the big tile or character is marked as
+ * TERM_CELL_TILE or TERM_CELL_CHAR. The remainder are marked as
+ * TERM_CELL_TILE_PADDING or TERM_CELL_CHAR_PADDING and have hscl and
+ * vscl set to matcn what's in the upper left corner. Big tiles are
+ * tiles scaled up to occupy more space. Big characters, on the other
+ * hand, are characters that naturally take up more space than standard
+ * for the font with the assumption that vscl will be one for any big
+ * character and hscl will hold the number of columns it occupies (likely
+ * just 2, i.e. for Japanese kanji).
+ */
+ unsigned char hscl;
+ unsigned char vscl;
+ /*
+ * Hold the offsets, as fractions of the tile size expressed as the
+ * rational numbers hoff_n / hoff_d and voff_n / voff_d, within the tile
+ * or character. For something that is not a big tile or character, these
+ * will be 0, 0, 1, and 1. For a big tile or character, these will be
+ * set when the tile or character is changed to be 0, 0, hscl, and vscl
+ * for the upper left corner and i, j, hscl, vscl for the padding element
+ * at (i, j) relative to the upper left corner. For a big tile or
+ * character that is partially overwritten, these are not modified in the
+ * parts that are not overwritten while hscl, vscl, and, for padding,
+ * v.pd.hoff and v.pd.voff are.
+ */
+ unsigned char hoff_n;
+ unsigned char voff_n;
+ unsigned char hoff_d;
+ unsigned char voff_d;
+ /*
+ * Is either TERM_CELL_CHAR, TERM_CELL_CHAR_PADDING, TERM_CELL_TILE, or
+ * TERM_CELL_TILE_PADDING.
+ */
+ unsigned char form;
+};
+#define TERM_CELL_CHAR (0x1)
+#define TERM_CELL_CHAR_PADDING (0x2)
+#define TERM_CELL_TILE (0x4)
+#define TERM_CELL_TILE_PADDING (0x8)
+
+struct TerminalCellBlock {
+ int ulcol, ulrow, w, h;
+};
+
+struct TerminalCellLocation {
+ int col, row;
+};
+
+typedef int (*TerminalCellPredicate)(const struct TerminalCell*);
+
+static int isTileTop(const struct TerminalCell *c)
+{
+ return (c->form == TERM_CELL_TILE ||
+ (c->form == TERM_CELL_TILE_PADDING && c->v.pd.voff == 0)) ? 1 : 0;
+}
+
+static int isPartiallyOverwrittenBigChar(const struct TerminalCell *c)
+{
+ if ((c->form & (TERM_CELL_CHAR | TERM_CELL_CHAR_PADDING)) != 0) {
+ /*
+ * When the tile is set in Term_pict_cocoa, hoff_d is the same as hscl
+ * and voff_d is the same as vscl. hoff_d and voff_d aren't modified
+ * after that, but hscl and vscl are in response to partial overwrites.
+ * If they're diffent, an overwrite has occurred.
+ */
+ return ((c->hoff_d > 1 || c->voff_d > 1) &&
+ (c->hoff_d != c->hscl || c->voff_d != c->vscl)) ? 1 : 0;
+ }
+ return 0;
+}
+
+static int isCharNoPartial(const struct TerminalCell *c)
+{
+ return ((c->form & (TERM_CELL_CHAR | TERM_CELL_CHAR_PADDING)) != 0 &&
+ ! isPartiallyOverwrittenBigChar(c)) ? 1 : 0;
+}
+
+/**
+ * Since the drawing is decoupled from Angband's calls to the text_hook,
+ * pict_hook, wipe_hook, curs_hook, and bigcurs_hook callbacks of a terminal,
+ * maintain a version of the Terminal contents.
+ */
+@interface TerminalContents : NSObject {
+@private
+ struct TerminalCell *cells;
+}
+
+/**
+ * Initialize with zero columns and zero rows.
+ */
+- (id)init;
+
+/**
+ * Initialize with nCol columns and nRow rows. All elements will be set to
+ * blanks.
+ */
+- (id)initWithColumns:(int)nCol rows:(int)nRow NS_DESIGNATED_INITIALIZER;
+
+/**
+ * Resize to be nCol by nRow. Current contents still within the new bounds
+ * are preserved. Added areas are filled with blanks.
+ */
+- (void)resizeWithColumns:(int)nCol rows:(int)nRow;
+
+/**
+ * Get the contents of a given cell.
+ */
+- (const struct TerminalCell*)getCellAtColumn:(int)icol row:(int)irow;
+
+/**
+ * Scans the row, irow, starting at the column, icol0, and stopping before the
+ * column, icol1. Returns the column index for the first cell that's within
+ * the given type mask, tm. If all of the cells in that range are not within
+ * the given type mask, returns icol1.
+ */
+- (int)scanForTypeMaskInRow:(int)irow mask:(unsigned int)tm col0:(int)icol0
+ col1:(int)icol1;
+
+/**
+ * Scans the w x h block whose upper left corner is at (icol, irow). The
+ * scan starts at (icol + pcurs->col, irow + pcurs->row) and proceeds from
+ * left to right and top to bottom. At exit, pcurs will have the location
+ * (relative to icol, irow) of the first cell encountered that's within the
+ * given type mask, tm. If no such cell was found, pcurs->col will be w
+ * and pcurs->row will be h.
+ */
+- (void)scanForTypeMaskInBlockAtColumn:(int)icol row:(int)irow width:(int)w
+ height:(int)h mask:(unsigned int)tm
+ cursor:(struct TerminalCellLocation*)pcurs;
+
+/**
+ * Scans the row, irow, starting at the column, icol0, and stopping before the
+ * column, icol1. Returns the column index for the first cell that
+ * func(cell_address) != rval. If all of the cells in the range satisfy the
+ * predicate, returns icol1.
+ */
+- (int)scanForPredicateInRow:(int)irow
+ predicate:(TerminalCellPredicate)func
+ desired:(int)rval
+ col0:(int)icol0
+ col1:(int)icol1;
+
+/**
+ * Change the contents to have the given string of n characters appear with
+ * the leftmost character at (icol, irow).
+ */
+- (void)setUniformAttributeTextRunAtColumn:(int)icol
+ row:(int)irow
+ n:(int)n
+ glyphs:(const char*)g
+ attribute:(int)a;
+
+/**
+ * Change the contents to have a tile scaled to w x h appear with its upper
+ * left corner at (icol, irow).
+ */
+- (void)setTileAtColumn:(int)icol
+ row:(int)irow
+ foregroundColumn:(char)fgdCol
+ foregroundRow:(char)fgdRow
+ backgroundColumn:(char)bckCol
+ backgroundRow:(char)bckRow
+ tileWidth:(int)w
+ tileHeight:(int)h;
+
+/**
+ * Wipe the w x h block whose upper left corner is at (icol, irow).
+ */
+- (void)wipeBlockAtColumn:(int)icol row:(int)irow width:(int)w height:(int)h;
+
+/**
+ * Wipe all the contents.
+ */
+- (void)wipe;
+
+/**
+ * Wipe any tiles.
+ */
+- (void)wipeTiles;
+
+/**
+ * Thie is a helper function for wipeBlockAtColumn.
+ */
+- (void)wipeBlockAuxAtColumn:(int)icol row:(int)irow width:(int)w
+ height:(int)h;
+
+/**
+ * This is a helper function for checkForBigStuffOverwriteAtColumn.
+ */
+- (void) splitBlockAtColumn:(int)icol row:(int)irow n:(int)nsub
+ blocks:(const struct TerminalCellBlock*)b;
+
+/**
+ * This is a helper function for setUniformAttributeTextRunAtColumn,
+ * setTileAtColumn, and wipeBlockAtColumn. If a modification could partially
+ * overwrite a big character or tile, make adjustments so what's left can
+ * be handled appropriately in rendering.
+ */
+- (void)checkForBigStuffOverwriteAtColumn:(int)icol row:(int)irow
+ width:(int)w height:(int)h;
+
+/**
+ * Position the upper left corner of the cursor at (icol, irow) and have it
+ * encompass w x h cells.
+ */
+- (void)setCursorAtColumn:(int)icol row:(int)irow width:(int)w height:(int)h;
+
+/**
+ * Remove the cursor. cursorColumn and cursorRow will be -1 until
+ * setCursorAtColumn is called.
+ */
+- (void)removeCursor;
+
+/**
+ * Verify that everying is consistent.
+ */
+- (void)assertInvariants;
+
+/**
+ * Is the number of columns.
+ */
+@property (readonly) int columnCount;
+
+/**
+ * Is the number of rows.
+ */
+@property (readonly) int rowCount;
+
+/**
+ * Is the column index for the upper left corner of the cursor. It will be -1
+ * if the cursor is disabled.
+ */
+@property (readonly) int cursorColumn;
+
+/**
+ * Is the row index for the upper left corner of the cursor. It will be -1
+ * if the cursor is disabled.
+ */
+@property (readonly) int cursorRow;
+
+/**
+ * Is the cursor width in number of cells.
+ */
+@property (readonly) int cursorWidth;
+
+/**
+ * Is the cursor height in number of cells.
+ */
+@property (readonly) int cursorHeight;
+
+/**
+ * Return the character to be used for blanks.
+ */
++ (wchar_t)getBlankChar;
+
+/**
+ * Return the attribute to be used for blanks.
+ */
++ (int)getBlankAttribute;
+
+@end
+
+@implementation TerminalContents
+
+- (id)init
+{
+ return [self initWithColumns:0 rows:0];
+}
+
+- (id)initWithColumns:(int)nCol rows:(int)nRow
+{
+ if (self = [super init]) {
+ self->cells = malloc(nCol * nRow * sizeof(struct TerminalCell));
+ self->_columnCount = nCol;
+ self->_rowCount = nRow;
+ self->_cursorColumn = -1;
+ self->_cursorRow = -1;
+ self->_cursorWidth = 1;
+ self->_cursorHeight = 1;
+ [self wipe];
+ }
+ return self;
+}
+
+- (void)dealloc
+{
+ if (self->cells != 0) {
+ free(self->cells);
+ self->cells = 0;
+ }
+}
+
+- (void)resizeWithColumns:(int)nCol rows:(int)nRow
+{
+ /*
+ * Potential issue: big tiles or characters can become clipped by the
+ * resize. That will only matter if drawing occurs before the contents
+ * are updated by Angband. Even then, unless the drawing mode is used
+ * where AppKit doesn't clip to the window bounds, the only artifact will
+ * be clipping when drawn which is acceptable and doesn't require
+ * additional logic to either filter out the clipped big stuff here or
+ * to just clear it when drawing.
+ */
+ struct TerminalCell *newCells =
+ malloc(nCol * nRow * sizeof(struct TerminalCell));
+ struct TerminalCell *cellsOutCursor = newCells;
+ const struct TerminalCell *cellsInCursor = self->cells;
+ int nColCommon = (nCol < self.columnCount) ? nCol : self.columnCount;
+ int nRowCommon = (nRow < self.rowCount) ? nRow : self.rowCount;
+ wchar_t blank = [TerminalContents getBlankChar];
+ int blank_attr = [TerminalContents getBlankAttribute];
+ int i;
+
+ for (i = 0; i < nRowCommon; ++i) {
+ (void) memcpy(
+ cellsOutCursor,
+ cellsInCursor,
+ nColCommon * sizeof(struct TerminalCell));
+ cellsInCursor += self.columnCount;
+ for (int j = nColCommon; j < nCol; ++j) {
+ cellsOutCursor[j].v.ch.glyph = blank;
+ cellsOutCursor[j].v.ch.attr = blank_attr;
+ cellsOutCursor[j].hscl = 1;
+ cellsOutCursor[j].vscl = 1;
+ cellsOutCursor[j].hoff_n = 0;
+ cellsOutCursor[j].voff_n = 0;
+ cellsOutCursor[j].hoff_d = 1;
+ cellsOutCursor[j].voff_d = 1;
+ cellsOutCursor[j].form = TERM_CELL_CHAR;
+ }
+ cellsOutCursor += nCol;
+ }
+ while (cellsOutCursor != newCells + nCol * nRow) {
+ cellsOutCursor->v.ch.glyph = blank;
+ cellsOutCursor->v.ch.attr = blank_attr;
+ cellsOutCursor->hscl = 1;
+ cellsOutCursor->vscl = 1;
+ cellsOutCursor->hoff_n = 0;
+ cellsOutCursor->voff_n = 0;
+ cellsOutCursor->hoff_d = 1;
+ cellsOutCursor->voff_d = 1;
+ cellsOutCursor->form = TERM_CELL_CHAR;
+ ++cellsOutCursor;
+ }
+
+ free(self->cells);
+ self->cells = newCells;
+ self->_columnCount = nCol;
+ self->_rowCount = nRow;
+ if (self->_cursorColumn >= nCol || self->_cursorRow >= nRow) {
+ self->_cursorColumn = -1;
+ self->_cursorRow = -1;
+ } else {
+ if (self->_cursorColumn + self->_cursorWidth > nCol) {
+ self->_cursorWidth = nCol - self->_cursorColumn;
+ }
+ if (self->_cursorRow + self->_cursorHeight > nRow) {
+ self->_cursorHeight = nRow - self->_cursorRow;
+ }
+ }
+}
+
+- (const struct TerminalCell*)getCellAtColumn:(int)icol row:(int)irow
+{
+ return self->cells + icol + irow * self.columnCount;
+}
+
+- (int)scanForTypeMaskInRow:(int)irow mask:(unsigned int)tm col0:(int)icol0
+ col1:(int)icol1
+{
+ int i = icol0;
+ const struct TerminalCell *cellsRow =
+ self->cells + irow * self.columnCount;
+
+ while (1) {
+ if (i >= icol1) {
+ return icol1;
+ }
+ if ((cellsRow[i].form & tm) != 0) {
+ return i;
+ }
+ ++i;
+ }
+}
+
+- (void)scanForTypeMaskInBlockAtColumn:(int)icol row:(int)irow width:(int)w
+ height:(int)h mask:(unsigned int)tm
+ cursor:(struct TerminalCellLocation*)pcurs
+{
+ const struct TerminalCell *cellsRow =
+ self->cells + (irow + pcurs->row) * self.columnCount;
+ while (1) {
+ if (pcurs->col == w) {
+ if (pcurs->row >= h - 1) {
+ pcurs->row = h;
+ return;
+ }
+ ++pcurs->row;
+ pcurs->col = 0;
+ cellsRow += self.columnCount;
+ }
+
+ if ((cellsRow[icol + pcurs->col].form & tm) != 0) {
+ return;
+ }
+
+ ++pcurs->col;
+ }
+}
+
+- (int)scanForPredicateInRow:(int)irow
+ predicate:(TerminalCellPredicate)func
+ desired:(int)rval
+ col0:(int)icol0
+ col1:(int)icol1
+{
+ int i = icol0;
+ const struct TerminalCell *cellsRow =
+ self->cells + irow * self.columnCount;
+
+ while (1) {
+ if (i >= icol1) {
+ return icol1;
+ }
+ if (func(cellsRow + i) != rval) {
+ return i;
+ }
+ ++i;
+ }
+}
+
+- (void)setUniformAttributeTextRunAtColumn:(int)icol
+ row:(int)irow
+ n:(int)n
+ glyphs:(const char*)g
+ attribute:(int)a
+{
+ [self checkForBigStuffOverwriteAtColumn:icol row:irow width:n height:1];
+
+ struct TerminalCell *cellsRow = self->cells + irow * self.columnCount;
+ int i = icol;
+
+ while (i < icol + n) {
+#ifdef JP
+ if (iskanji(*g)) {
+ if (i == n - 1) {
+ /*
+ * The second byte of the character is past the end. Ignore
+ * the character.
+ */
+ break;
+ }
+ cellsRow[i].v.ch.glyph = convert_two_byte_eucjp_to_utf16_native(g);
+ cellsRow[i].v.ch.attr = a;
+ cellsRow[i].hscl = 2;
+ cellsRow[i].vscl = 1;
+ cellsRow[i].hoff_n = 0;
+ cellsRow[i].voff_n = 0;
+ cellsRow[i].hoff_d = 2;
+ cellsRow[i].voff_d = 1;
+ cellsRow[i].form = TERM_CELL_CHAR;
+ ++i;
+ cellsRow[i].v.pd.hoff = 1;
+ cellsRow[i].v.pd.voff = 0;
+ cellsRow[i].hscl = 2;
+ cellsRow[i].vscl = 1;
+ cellsRow[i].hoff_n = 1;
+ cellsRow[i].voff_n = 0;
+ cellsRow[i].hoff_d = 2;
+ cellsRow[i].voff_d = 1;
+ cellsRow[i].form = TERM_CELL_CHAR_PADDING;
+ ++i;
+ g += 2;
+ } else {
+ cellsRow[i].v.ch.glyph = *g++;
+ cellsRow[i].v.ch.attr = a;
+ cellsRow[i].hscl = 1;
+ cellsRow[i].vscl = 1;
+ cellsRow[i].hoff_n = 0;
+ cellsRow[i].voff_n = 0;
+ cellsRow[i].hoff_d = 1;
+ cellsRow[i].voff_d = 1;
+ cellsRow[i].form = TERM_CELL_CHAR;
+ ++i;
+ }
+#else
+ cellsRow[i].v.ch.glyph = *g++;
+ cellsRow[i].v.ch.attr = a;
+ cellsRow[i].hscl = 1;
+ cellsRow[i].vscl = 1;
+ cellsRow[i].hoff_n = 0;
+ cellsRow[i].voff_n = 0;
+ cellsRow[i].hoff_d = 1;
+ cellsRow[i].voff_d = 1;
+ cellsRow[i].form = TERM_CELL_CHAR;
+ ++i;
+#endif /* JP */
+ }
+}
+
+- (void)setTileAtColumn:(int)icol
+ row:(int)irow
+ foregroundColumn:(char)fgdCol
+ foregroundRow:(char)fgdRow
+ backgroundColumn:(char)bckCol
+ backgroundRow:(char)bckRow
+ tileWidth:(int)w
+ tileHeight:(int)h
+{
+ [self checkForBigStuffOverwriteAtColumn:icol row:irow width:w height:h];
+
+ struct TerminalCell *cellsRow = self->cells + irow * self.columnCount;
+
+ cellsRow[icol].v.ti.fgdCol = fgdCol;
+ cellsRow[icol].v.ti.fgdRow = fgdRow;
+ cellsRow[icol].v.ti.bckCol = bckCol;
+ cellsRow[icol].v.ti.bckRow = bckRow;
+ cellsRow[icol].hscl = w;
+ cellsRow[icol].vscl = h;
+ cellsRow[icol].hoff_n = 0;
+ cellsRow[icol].voff_n = 0;
+ cellsRow[icol].hoff_d = w;
+ cellsRow[icol].voff_d = h;
+ cellsRow[icol].form = TERM_CELL_TILE;
+
+ int ic;
+ for (ic = icol + 1; ic < icol + w; ++ic) {
+ cellsRow[ic].v.pd.hoff = ic - icol;
+ cellsRow[ic].v.pd.voff = 0;
+ cellsRow[ic].hscl = w;
+ cellsRow[ic].vscl = h;
+ cellsRow[ic].hoff_n = ic - icol;
+ cellsRow[ic].voff_n = 0;
+ cellsRow[ic].hoff_d = w;
+ cellsRow[ic].voff_d = h;
+ cellsRow[ic].form = TERM_CELL_TILE_PADDING;
+ }
+ cellsRow += self.columnCount;
+ for (int ir = irow + 1; ir < irow + h; ++ir) {
+ for (ic = icol; ic < icol + w; ++ic) {
+ cellsRow[ic].v.pd.hoff = ic - icol;
+ cellsRow[ic].v.pd.voff = ir - irow;
+ cellsRow[ic].hscl = w;
+ cellsRow[ic].vscl = h;
+ cellsRow[ic].hoff_n = ic - icol;
+ cellsRow[ic].voff_n = ir - irow;
+ cellsRow[ic].hoff_d = w;
+ cellsRow[ic].voff_d = h;
+ cellsRow[ic].form = TERM_CELL_TILE_PADDING;
+ }
+ cellsRow += self.columnCount;
+ }
+}
+
+- (void)wipeBlockAtColumn:(int)icol row:(int)irow width:(int)w height:(int)h
+{
+ [self checkForBigStuffOverwriteAtColumn:icol row:irow width:w height:h];
+ [self wipeBlockAuxAtColumn:icol row:irow width:w height:h];
+}
+
+- (void)wipe
+{
+ wchar_t blank = [TerminalContents getBlankChar];
+ int blank_attr = [TerminalContents getBlankAttribute];
+ struct TerminalCell *cellCursor = self->cells +
+ self.columnCount * self.rowCount;
+
+ while (cellCursor != self->cells) {
+ --cellCursor;
+ cellCursor->v.ch.glyph = blank;
+ cellCursor->v.ch.attr = blank_attr;
+ cellCursor->hscl = 1;
+ cellCursor->vscl = 1;
+ cellCursor->hoff_n = 0;
+ cellCursor->voff_n = 0;
+ cellCursor->hoff_d = 1;
+ cellCursor->voff_d = 1;
+ cellCursor->form = TERM_CELL_CHAR;
+ }
+}
+
+- (void)wipeTiles
+{
+ wchar_t blank = [TerminalContents getBlankChar];
+ int blank_attr = [TerminalContents getBlankAttribute];
+ struct TerminalCell *cellCursor = self->cells +
+ self.columnCount * self.rowCount;
+
+ while (cellCursor != self->cells) {
+ --cellCursor;
+ if ((cellCursor->form &
+ (TERM_CELL_TILE | TERM_CELL_TILE_PADDING)) != 0) {
+ cellCursor->v.ch.glyph = blank;
+ cellCursor->v.ch.attr = blank_attr;
+ cellCursor->hscl = 1;
+ cellCursor->vscl = 1;
+ cellCursor->hoff_n = 0;
+ cellCursor->voff_n = 0;
+ cellCursor->hoff_d = 1;
+ cellCursor->voff_d = 1;
+ cellCursor->form = TERM_CELL_CHAR;
+ }
+ }
+}
+
+- (void)wipeBlockAuxAtColumn:(int)icol row:(int)irow width:(int)w
+ height:(int)h
+{
+ struct TerminalCell *cellsRow = self->cells + irow * self.columnCount;
+ wchar_t blank = [TerminalContents getBlankChar];
+ int blank_attr = [TerminalContents getBlankAttribute];
+
+ for (int ir = irow; ir < irow + h; ++ir) {
+ for (int ic = icol; ic < icol + w; ++ic) {
+ cellsRow[ic].v.ch.glyph = blank;
+ cellsRow[ic].v.ch.attr = blank_attr;
+ cellsRow[ic].hscl = 1;
+ cellsRow[ic].vscl = 1;
+ cellsRow[ic].hoff_n = 0;
+ cellsRow[ic].voff_n = 0;
+ cellsRow[ic].hoff_d = 1;
+ cellsRow[ic].voff_d = 1;
+ cellsRow[ic].form = TERM_CELL_CHAR;
+ }
+ cellsRow += self.columnCount;
+ }
+}
+
+- (void) splitBlockAtColumn:(int)icol row:(int)irow n:(int)nsub
+ blocks:(const struct TerminalCellBlock*)b
+{
+ const struct TerminalCell *pulold = [self getCellAtColumn:icol row:irow];
+
+ for (int isub = 0; isub < nsub; ++isub) {
+ struct TerminalCell* cellsRow =
+ self->cells + b[isub].ulrow * self.columnCount;
+
+ /*
+ * Copy the data from the upper left corner of the big block to
+ * the upper left corner of the piece.
+ */
+ if (b[isub].ulcol != icol || b[isub].ulrow != irow) {
+ if (pulold->form == TERM_CELL_CHAR) {
+ cellsRow[b[isub].ulcol].v.ch = pulold->v.ch;
+ cellsRow[b[isub].ulcol].form = TERM_CELL_CHAR;
+ } else {
+ cellsRow[b[isub].ulcol].v.ti = pulold->v.ti;
+ cellsRow[b[isub].ulcol].form = TERM_CELL_TILE;
+ }
+ }
+ cellsRow[b[isub].ulcol].hscl = b[isub].w;
+ cellsRow[b[isub].ulcol].vscl = b[isub].h;
+
+ /*
+ * Point the padding elements in the piece to the new upper left
+ * corner.
+ */
+ int ic;
+ for (ic = b[isub].ulcol + 1; ic < b[isub].ulcol + b[isub].w; ++ic) {
+ cellsRow[ic].v.pd.hoff = ic - b[isub].ulcol;
+ cellsRow[ic].v.pd.voff = 0;
+ cellsRow[ic].hscl = b[isub].w;
+ cellsRow[ic].vscl = b[isub].h;
+ }
+ cellsRow += self.columnCount;
+ for (int ir = b[isub].ulrow + 1;
+ ir < b[isub].ulrow + b[isub].h;
+ ++ir) {
+ for (ic = b[isub].ulcol; ic < b[isub].ulcol + b[isub].w; ++ic) {
+ cellsRow[ic].v.pd.hoff = ic - b[isub].ulcol;
+ cellsRow[ic].v.pd.voff = ir - b[isub].ulrow;
+ cellsRow[ic].hscl = b[isub].w;
+ cellsRow[ic].vscl = b[isub].h;
+ }
+ cellsRow += self.columnCount;
+ }
+ }
+}
+
+- (void)checkForBigStuffOverwriteAtColumn:(int)icol row:(int)irow
+ width:(int)w height:(int)h
+{
+ int ire = irow + h, ice = icol + w;
+
+ for (int ir = irow; ir < ire; ++ir) {
+ for (int ic = icol; ic < ice; ++ic) {
+ const struct TerminalCell *pcell =
+ [self getCellAtColumn:ic row:ir];
+
+ if ((pcell->form & (TERM_CELL_CHAR | TERM_CELL_TILE)) != 0 &&
+ (pcell->hscl > 1 || pcell->vscl > 1)) {
+ /*
+ * Lost chunk including upper left corner. Split into at most
+ * two new blocks.
+ */
+ /*
+ * Tolerate blocks that were clipped by a resize at some point.
+ */
+ int wb = (ic + pcell->hscl <= self.columnCount) ?
+ pcell->hscl : self.columnCount - ic;
+ int hb = (ir + pcell->vscl <= self.rowCount) ?
+ pcell->vscl : self.rowCount - ir;
+ struct TerminalCellBlock blocks[2];
+ int nsub = 0, ww, hw;
+
+ if (ice < ic + wb) {
+ /* Have something to the right not overwritten. */
+ blocks[nsub].ulcol = ice;
+ blocks[nsub].ulrow = ir;
+ blocks[nsub].w = ic + wb - ice;
+ blocks[nsub].h = (ire < ir + hb) ? ire - ir : hb;
+ ++nsub;
+ ww = ice - ic;
+ } else {
+ ww = wb;
+ }
+ if (ire < ir + hb) {
+ /* Have something below not overwritten. */
+ blocks[nsub].ulcol = ic;
+ blocks[nsub].ulrow = ire;
+ blocks[nsub].w = wb;
+ blocks[nsub].h = ir + hb - ire;
+ ++nsub;
+ hw = ire - ir;
+ } else {
+ hw = hb;
+ }
+ if (nsub > 0) {
+ [self splitBlockAtColumn:ic row:ir n:nsub blocks:blocks];
+ }
+ /*
+ * Wipe the part of the block that's destined to be overwritten
+ * so it doesn't receive further consideration in this loop.
+ * For efficiency, would like to have the loop skip over it or
+ * fill it with the desired content, but this is easier to
+ * implement.
+ */
+ [self wipeBlockAuxAtColumn:ic row:ir width:ww height:hw];
+ } else if ((pcell->form & (TERM_CELL_CHAR_PADDING |
+ TERM_CELL_TILE_PADDING)) != 0) {
+ /*
+ * Lost a chunk that doesn't cover the upper left corner. In
+ * general will split into up to four new blocks (one above,
+ * one to the left, one to the right, and one below).
+ */
+ int pcol = ic - pcell->v.pd.hoff;
+ int prow = ir - pcell->v.pd.voff;
+ const struct TerminalCell *pcell2 =
+ [self getCellAtColumn:pcol row:prow];
+
+ /*
+ * Tolerate blocks that were clipped by a resize at some point.
+ */
+ int wb = (pcol + pcell2->hscl <= self.columnCount) ?
+ pcell2->hscl : self.columnCount - pcol;
+ int hb = (prow + pcell2->vscl <= self.rowCount) ?
+ pcell2->vscl : self.rowCount - prow;
+ struct TerminalCellBlock blocks[4];
+ int nsub = 0, ww, hw;
+
+ if (prow < ir) {
+ /* Have something above not overwritten. */
+ blocks[nsub].ulcol = pcol;
+ blocks[nsub].ulrow = prow;
+ blocks[nsub].w = wb;
+ blocks[nsub].h = ir - prow;
+ ++nsub;
+ }
+ if (pcol < ic) {
+ /* Have something to the left not overwritten. */
+ blocks[nsub].ulcol = pcol;
+ blocks[nsub].ulrow = ir;
+ blocks[nsub].w = ic - pcol;
+ blocks[nsub].h =
+ (ire < prow + hb) ? ire - ir : prow + hb - ir;
+ ++nsub;
+ }
+ if (ice < pcol + wb) {
+ /* Have something to the right not overwritten. */
+ blocks[nsub].ulcol = ice;
+ blocks[nsub].ulrow = ir;
+ blocks[nsub].w = pcol + wb - ice;
+ blocks[nsub].h =
+ (ire < prow + hb) ? ire - ir : prow + hb - ir;
+ ++nsub;
+ ww = ice - ic;
+ } else {
+ ww = pcol + wb - ic;
+ }
+ if (ire < prow + hb) {
+ /* Have something below not overwritten. */
+ blocks[nsub].ulcol = pcol;
+ blocks[nsub].ulrow = ire;
+ blocks[nsub].w = wb;
+ blocks[nsub].h = prow + hb - ire;
+ ++nsub;
+ hw = ire - ir;
+ } else {
+ hw = prow + hb - ir;
+ }
+
+ [self splitBlockAtColumn:pcol row:prow n:nsub blocks:blocks];
+ /* Same rationale for wiping as above. */
+ [self wipeBlockAuxAtColumn:ic row:ir width:ww height:hw];
+ }
+ }
+ }
+}
+
+- (void)setCursorAtColumn:(int)icol row:(int)irow width:(int)w height:(int)h
+{
+ self->_cursorColumn = icol;
+ self->_cursorRow = irow;
+ self->_cursorWidth = w;
+ self->_cursorHeight = h;
+}
+
+- (void)removeCursor
+{
+ self->_cursorColumn = -1;
+ self->_cursorHeight = -1;
+ self->_cursorWidth = 1;
+ self->_cursorHeight = 1;
+}
+
+- (void)assertInvariants
+{
+ const struct TerminalCell *cellsRow = self->cells;
+
+ /*
+ * The comments with the definition for TerminalCell define the
+ * relationships of hoff_n, voff_n, hoff_d, voff_d, hscl, and vscl
+ * asserted here.
+ */
+ for (int ir = 0; ir < self.rowCount; ++ir) {
+ for (int ic = 0; ic < self.columnCount; ++ic) {
+ switch (cellsRow[ic].form) {
+ case TERM_CELL_CHAR:
+ assert(cellsRow[ic].hscl > 0 && cellsRow[ic].vscl > 0);
+ assert(cellsRow[ic].hoff_n < cellsRow[ic].hoff_d &&
+ cellsRow[ic].voff_n < cellsRow[ic].voff_d);
+ if (cellsRow[ic].hscl == cellsRow[ic].hoff_d) {
+ assert(cellsRow[ic].hoff_n == 0);
+ }
+ if (cellsRow[ic].vscl == cellsRow[ic].voff_d) {
+ assert(cellsRow[ic].voff_n == 0);
+ }
+ /*
+ * Verify that the padding elements have the correct tag
+ * and point back to this cell.
+ */
+ if (cellsRow[ic].hscl > 1 || cellsRow[ic].vscl > 1) {
+ const struct TerminalCell *cellsRow2 = cellsRow;
+
+ for (int ir2 = ir; ir2 < ir + cellsRow[ic].vscl; ++ir2) {
+ for (int ic2 = ic;
+ ic2 < ic + cellsRow[ic].hscl;
+ ++ic2) {
+ if (ir2 == ir && ic2 == ic) {
+ continue;
+ }
+ assert(cellsRow2[ic2].form ==
+ TERM_CELL_CHAR_PADDING);
+ assert(ic2 - cellsRow2[ic2].v.pd.hoff == ic &&
+ ir2 - cellsRow2[ic2].v.pd.voff == ir);
+ }
+ cellsRow2 += self.columnCount;
+ }
+ }
+ break;
+
+ case TERM_CELL_TILE:
+ assert(cellsRow[ic].hscl > 0 && cellsRow[ic].vscl > 0);
+ assert(cellsRow[ic].hoff_n < cellsRow[ic].hoff_d &&
+ cellsRow[ic].voff_n < cellsRow[ic].voff_d);
+ if (cellsRow[ic].hscl == cellsRow[ic].hoff_d) {
+ assert(cellsRow[ic].hoff_n == 0);
+ }
+ if (cellsRow[ic].vscl == cellsRow[ic].voff_d) {
+ assert(cellsRow[ic].voff_n == 0);
+ }
+ /*
+ * Verify that the padding elements have the correct tag
+ * and point back to this cell.
+ */
+ if (cellsRow[ic].hscl > 1 || cellsRow[ic].vscl > 1) {
+ const struct TerminalCell *cellsRow2 = cellsRow;
+
+ for (int ir2 = ir; ir2 < ir + cellsRow[ic].vscl; ++ir2) {
+ for (int ic2 = ic;
+ ic2 < ic + cellsRow[ic].hscl;
+ ++ic2) {
+ if (ir2 == ir && ic2 == ic) {
+ continue;
+ }
+ assert(cellsRow2[ic2].form ==
+ TERM_CELL_TILE_PADDING);
+ assert(ic2 - cellsRow2[ic2].v.pd.hoff == ic &&
+ ir2 - cellsRow2[ic2].v.pd.voff == ir);
+ }
+ cellsRow2 += self.columnCount;
+ }
+ }
+ break;
+
+ case TERM_CELL_CHAR_PADDING:
+ assert(cellsRow[ic].hscl > 0 && cellsRow[ic].vscl > 0);
+ assert(cellsRow[ic].hoff_n < cellsRow[ic].hoff_d &&
+ cellsRow[ic].voff_n < cellsRow[ic].voff_d);
+ assert(cellsRow[ic].hoff_n > 0 || cellsRow[ic].voff_n > 0);
+ if (cellsRow[ic].hscl == cellsRow[ic].hoff_d) {
+ assert(cellsRow[ic].hoff_n == cellsRow[ic].v.pd.hoff);
+ }
+ if (cellsRow[ic].vscl == cellsRow[ic].voff_d) {
+ assert(cellsRow[ic].voff_n == cellsRow[ic].v.pd.voff);
+ }
+ assert(ic >= cellsRow[ic].v.pd.hoff &&
+ ir >= cellsRow[ic].v.pd.voff);
+ /*
+ * Verify that it's padding for something that can point
+ * back to it.
+ */
+ {
+ const struct TerminalCell *parent =
+ [self getCellAtColumn:(ic - cellsRow[ic].v.pd.hoff)
+ row:(ir - cellsRow[ic].v.pd.voff)];
+
+ assert(parent->form == TERM_CELL_CHAR);
+ assert(parent->hscl > cellsRow[ic].v.pd.hoff &&
+ parent->vscl > cellsRow[ic].v.pd.voff);
+ assert(parent->hscl == cellsRow[ic].hscl &&
+ parent->vscl == cellsRow[ic].vscl);
+ assert(parent->hoff_d == cellsRow[ic].hoff_d &&
+ parent->voff_d == cellsRow[ic].voff_d);
+ }
+ break;
+
+ case TERM_CELL_TILE_PADDING:
+ assert(cellsRow[ic].hscl > 0 && cellsRow[ic].vscl > 0);
+ assert(cellsRow[ic].hoff_n < cellsRow[ic].hoff_d &&
+ cellsRow[ic].voff_n < cellsRow[ic].voff_d);
+ assert(cellsRow[ic].hoff_n > 0 || cellsRow[ic].voff_n > 0);
+ if (cellsRow[ic].hscl == cellsRow[ic].hoff_d) {
+ assert(cellsRow[ic].hoff_n == cellsRow[ic].v.pd.hoff);
+ }
+ if (cellsRow[ic].vscl == cellsRow[ic].voff_d) {
+ assert(cellsRow[ic].voff_n == cellsRow[ic].v.pd.voff);
+ }
+ assert(ic >= cellsRow[ic].v.pd.hoff &&
+ ir >= cellsRow[ic].v.pd.voff);
+ /*
+ * Verify that it's padding for something that can point
+ * back to it.
+ */
+ {
+ const struct TerminalCell *parent =
+ [self getCellAtColumn:(ic - cellsRow[ic].v.pd.hoff)
+ row:(ir - cellsRow[ic].v.pd.voff)];
+
+ assert(parent->form == TERM_CELL_TILE);
+ assert(parent->hscl > cellsRow[ic].v.pd.hoff &&
+ parent->vscl > cellsRow[ic].v.pd.voff);
+ assert(parent->hscl == cellsRow[ic].hscl &&
+ parent->vscl == cellsRow[ic].vscl);
+ assert(parent->hoff_d == cellsRow[ic].hoff_d &&
+ parent->voff_d == cellsRow[ic].voff_d);
+ }
+ break;
+
+ default:
+ assert(0);
+ }
+ }
+ cellsRow += self.columnCount;
+ }
+}
+
++ (wchar_t)getBlankChar
+{
+ return L' ';
+}
+
++ (int)getBlankAttribute
+{
+ return 0;
+}
+
+@end
+
+/**
+ * TerminalChanges is used to track changes made via the text_hook, pict_hook,
+ * wipe_hook, curs_hook, and bigcurs_hook callbacks on the terminal since the
+ * last call to xtra_hook for TERM_XTRA_FRESH. The locations marked as changed
+ * can then be used to make bounding rectangles for the regions that need to
+ * be redisplayed.
+ */
+@interface TerminalChanges : NSObject {
+ int* colBounds;
+ /*
+ * Outside of firstChangedRow, lastChangedRow and what's in colBounds, the
+ * contents of this are handled lazily.
+ */
+ BOOL* marks;
+}
+
+/**
+ * Initialize with zero columns and zero rows.
+ */
+- (id)init;
+
+/**
+ * Initialize with nCol columns and nRow rows. No changes will be marked.
+ */
+- (id)initWithColumns:(int)nCol rows:(int)nRow NS_DESIGNATED_INITIALIZER;
+
+/**
+ * Resize to be nCol by nRow. Current contents still within the new bounds
+ * are preserved. Added areas are marked as unchanged.
+ */
+- (void)resizeWithColumns:(int)nCol rows:(int)nRow;
+
+/**
+ * Clears all marked changes.
+ */
+- (void)clear;
+
+- (BOOL)isChangedAtColumn:(int)icol row:(int)irow;
+
+/**
+ * Scans the row, irow, starting at the column, icol0, and stopping before the
+ * column, icol1. Returns the column index for the first cell that is
+ * changed. The returned index will be equal to icol1 if all of the cells in
+ * the range are unchanged.
+ */
+- (int)scanForChangedInRow:(int)irow col0:(int)icol0 col1:(int)icol1;
+
+/**
+ * Scans the row, irow, starting at the column, icol0, and stopping before the
+ * column, icol1. returns the column index for the first cell that has not
+ * changed. The returned index will be equal to icol1 if all of the cells in
+ * the range have changed.
+ */
+- (int)scanForUnchangedInRow:(int)irow col0:(int)icol0 col1:(int)icol1;
+
+- (void)markChangedAtColumn:(int)icol row:(int)irow;
+
+- (void)markChangedRangeAtColumn:(int)icol row:(int)irow width:(int)w;
+
+/**
+ * Marks the block as changed who's upper left hand corner is at (icol, irow).
+ */
+- (void)markChangedBlockAtColumn:(int)icol
+ row:(int)irow
+ width:(int)w
+ height:(int)h;
+
+/**
+ * Returns the index of the first changed column in the given row. That index
+ * will be equal to the number of columns if there are no changes in the row.
+ */
+- (int)getFirstChangedColumnInRow:(int)irow;
+
+/**
+ * Returns the index of the last changed column in the given row. That index
+ * will be equal to -1 if there are no changes in the row.
+ */
+- (int)getLastChangedColumnInRow:(int)irow;
+
+/**
+ * Is the number of columns.
+ */
+@property (readonly) int columnCount;
+
+/**
+ * Is the number of rows.
+ */
+@property (readonly) int rowCount;
+
+/**
+ * Is the index of the first row with changes. Will be equal to the number
+ * of rows if there are no changes.
+ */
+@property (readonly) int firstChangedRow;
+
+/**
+ * Is the index of the last row with changes. Will be equal to -1 if there
+ * are no changes.
+ */
+@property (readonly) int lastChangedRow;
+
+@end
+
+@implementation TerminalChanges
+
+- (id)init
+{
+ return [self initWithColumns:0 rows:0];
+}
+
+- (id)initWithColumns:(int)nCol rows:(int)nRow
+{
+ if (self = [super init]) {
+ self->colBounds = malloc(2 * nRow * sizeof(int));
+ self->marks = malloc(nCol * nRow * sizeof(BOOL));
+ self->_columnCount = nCol;
+ self->_rowCount = nRow;
+ [self clear];
+ }
+ return self;
+}
+
+- (void)dealloc
+{
+ if (self->marks != 0) {
+ free(self->marks);
+ self->marks = 0;
+ }
+ if (self->colBounds != 0) {
+ free(self->colBounds);
+ self->colBounds = 0;
+ }
+}
+
+- (void)resizeWithColumns:(int)nCol rows:(int)nRow
+{
+ int* newColBounds = malloc(2 * nRow * sizeof(int));
+ BOOL* newMarks = malloc(nCol * nRow * sizeof(BOOL));
+ int nRowCommon = (nRow < self.rowCount) ? nRow : self.rowCount;
+
+ if (self.firstChangedRow <= self.lastChangedRow &&
+ self.firstChangedRow < nRowCommon) {
+ BOOL* marksOutCursor = newMarks + self.firstChangedRow * nCol;
+ const BOOL* marksInCursor =
+ self->marks + self.firstChangedRow * self.columnCount;
+ int nColCommon = (nCol < self.columnCount) ? nCol : self.columnCount;
+
+ if (self.lastChangedRow >= nRowCommon) {
+ self->_lastChangedRow = nRowCommon - 1;
+ }
+ for (int i = self.firstChangedRow; i <= self.lastChangedRow; ++i) {
+ if (self->colBounds[i + i] < nColCommon) {
+ newColBounds[i + i] = self->colBounds[i + i];
+ newColBounds[i + i + 1] =
+ (self->colBounds[i + i + 1] < nColCommon) ?
+ self->colBounds[i + i + 1] : nColCommon - 1;
+ (void) memcpy(
+ marksOutCursor + self->colBounds[i + i],
+ marksInCursor + self->colBounds[i + i],
+ (newColBounds[i + i + 1] - newColBounds[i + i] + 1) *
+ sizeof(BOOL));
+ marksInCursor += self.columnCount;
+ marksOutCursor += nCol;
+ } else {
+ self->colBounds[i + i] = nCol;
+ self->colBounds[i + i + 1] = -1;
+ }
+ }
+ } else {
+ self->_firstChangedRow = nRow;
+ self->_lastChangedRow = -1;
+ }
+
+ free(self->colBounds);
+ self->colBounds = newColBounds;
+ free(self->marks);
+ self->marks = newMarks;
+ self->_columnCount = nCol;
+ self->_rowCount = nRow;
+}
+
+- (void)clear
+{
+ self->_firstChangedRow = self.rowCount;
+ self->_lastChangedRow = -1;
+}
+
+- (BOOL)isChangedAtColumn:(int)icol row:(int)irow
+{
+ if (irow < self.firstChangedRow || irow > self.lastChangedRow) {
+ return NO;
+ }
+ if (icol < self->colBounds[irow + irow] ||
+ icol > self->colBounds[irow + irow + 1]) {
+ return NO;
+ }
+ return self->marks[icol + irow * self.columnCount];
+}
+
+- (int)scanForChangedInRow:(int)irow col0:(int)icol0 col1:(int)icol1
+{
+ if (irow < self.firstChangedRow || irow > self.lastChangedRow ||
+ icol0 > self->colBounds[irow + irow + 1]) {
+ return icol1;
+ }
+
+ int i = (icol0 > self->colBounds[irow + irow]) ?
+ icol0 : self->colBounds[irow + irow];
+ int i1 = (icol1 <= self->colBounds[irow + irow + 1]) ?
+ icol1 : self->colBounds[irow + irow + 1] + 1;
+ const BOOL* marksCursor = self->marks + irow * self.columnCount;
+ while (1) {
+ if (i >= i1) {
+ return icol1;
+ }
+ if (marksCursor[i]) {
+ return i;
+ }
+ ++i;
+ }
+}
+
+- (int)scanForUnchangedInRow:(int)irow col0:(int)icol0 col1:(int)icol1
+{
+ if (irow < self.firstChangedRow || irow > self.lastChangedRow ||
+ icol0 < self->colBounds[irow + irow] ||
+ icol0 > self->colBounds[irow + irow + 1]) {
+ return icol0;
+ }
+
+ int i = icol0;
+ int i1 = (icol1 <= self->colBounds[irow + irow + 1]) ?
+ icol1 : self->colBounds[irow + irow + 1] + 1;
+ const BOOL* marksCursor = self->marks + irow * self.columnCount;
+ while (1) {
+ if (i >= i1 || ! marksCursor[i]) {
+ return i;
+ }
+ ++i;
+ }
+}
+
+- (void)markChangedAtColumn:(int)icol row:(int)irow
+{
+ [self markChangedBlockAtColumn:icol row:irow width:1 height:1];
+}
+
+- (void)markChangedRangeAtColumn:(int)icol row:(int)irow width:(int)w
+{
+ [self markChangedBlockAtColumn:icol row:irow width:w height:1];
+}
+
+- (void)markChangedBlockAtColumn:(int)icol
+ row:(int)irow
+ width:(int)w
+ height:(int)h
+{
+ if (irow + h <= self.firstChangedRow) {
+ /* All prior marked regions are on rows after the requested block. */
+ if (self.firstChangedRow > self.lastChangedRow) {
+ self->_lastChangedRow = irow + h - 1;
+ } else {
+ for (int i = irow + h; i < self.firstChangedRow; ++i) {
+ self->colBounds[i + i] = self.columnCount;
+ self->colBounds[i + i + 1] = -1;
+ }
+ }
+ self->_firstChangedRow = irow;
+
+ BOOL* marksCursor = self->marks + irow * self.columnCount;
+ for (int i = irow; i < irow + h; ++i) {
+ self->colBounds[i + i] = icol;
+ self->colBounds[i + i + 1] = icol + w - 1;
+ for (int j = icol; j < icol + w; ++j) {
+ marksCursor[j] = YES;
+ }
+ marksCursor += self.columnCount;
+ }
+ } else if (irow > self.lastChangedRow) {
+ /* All prior marked regions are on rows before the requested block. */
+ int i;
+
+ for (i = self.lastChangedRow + 1; i < irow; ++i) {
+ self->colBounds[i + i] = self.columnCount;
+ self->colBounds[i + i + 1] = -1;
+ }
+ self->_lastChangedRow = irow + h - 1;
+
+ BOOL* marksCursor = self->marks + irow * self.columnCount;
+ for (i = irow; i < irow + h; ++i) {
+ self->colBounds[i + i] = icol;
+ self->colBounds[i + i + 1] = icol + w - 1;
+ for (int j = icol; j < icol + w; ++j) {
+ marksCursor[j] = YES;
+ }
+ marksCursor += self.columnCount;
+ }
+ } else {
+ /*
+ * There's overlap between the rows of the requested block and prior
+ * marked regions.
+ */
+ BOOL* marksCursor = self->marks + irow * self.columnCount;
+ int irow0, h0;
+
+ if (irow < self.firstChangedRow) {
+ /* Handle any leading rows where there's no overlap. */
+ for (int i = irow; i < self.firstChangedRow; ++i) {
+ self->colBounds[i + i] = icol;
+ self->colBounds[i + i + 1] = icol + w - 1;
+ for (int j = icol; j < icol + w; ++j) {
+ marksCursor[j] = YES;
+ }
+ marksCursor += self.columnCount;
+ }
+ irow0 = self.firstChangedRow;
+ h0 = irow + h - self.firstChangedRow;
+ self->_firstChangedRow = irow;
+ } else {
+ irow0 = irow;
+ h0 = h;
+ }
+
+ /* Handle potentially overlapping rows */
+ if (irow0 + h0 > self.lastChangedRow + 1) {
+ h0 = self.lastChangedRow + 1 - irow0;
+ self->_lastChangedRow = irow + h - 1;
+ }
+
+ int i;
+ for (i = irow0; i < irow0 + h0; ++i) {
+ if (icol + w <= self->colBounds[i + i]) {
+ int j;
+
+ for (j = icol; j < icol + w; ++j) {
+ marksCursor[j] = YES;
+ }
+ if (self->colBounds[i + i] > self->colBounds[i + i + 1]) {
+ self->colBounds[i + i + 1] = icol + w - 1;
+ } else {
+ for (j = icol + w; j < self->colBounds[i + i]; ++j) {
+ marksCursor[j] = NO;
+ }
+ }
+ self->colBounds[i + i] = icol;
+ } else if (icol > self->colBounds[i + i + 1]) {
+ int j;
+
+ for (j = self->colBounds[i + i + 1] + 1; j < icol; ++j) {
+ marksCursor[j] = NO;
+ }
+ for (j = icol; j < icol + w; ++j) {
+ marksCursor[j] = YES;
+ }
+ self->colBounds[i + i + 1] = icol + w - 1;
+ } else {
+ if (icol < self->colBounds[i + i]) {
+ self->colBounds[i + i] = icol;
+ }
+ if (icol + w > self->colBounds[i + i + 1]) {
+ self->colBounds[i + i + 1] = icol + w - 1;
+ }
+ for (int j = icol; j < icol + w; ++j) {
+ marksCursor[j] = YES;
+ }
+ }
+ marksCursor += self.columnCount;
+ }
+
+ /* Handle any trailing rows where there's no overlap. */
+ for (i = irow0 + h0; i < irow + h; ++i) {
+ self->colBounds[i + i] = icol;
+ self->colBounds[i + i + 1] = icol + w - 1;
+ for (int j = icol; j < icol + w; ++j) {
+ marksCursor[j] = YES;
+ }
+ marksCursor += self.columnCount;
+ }
+ }
+}
+
+- (int)getFirstChangedColumnInRow:(int)irow
+{
+ if (irow < self.firstChangedRow || irow > self.lastChangedRow) {
+ return self.columnCount;
+ }
+ return self->colBounds[irow + irow];
+}
+
+- (int)getLastChangedColumnInRow:(int)irow
+{
+ if (irow < self.firstChangedRow || irow > self.lastChangedRow) {
+ return -1;
+ }
+ return self->colBounds[irow + irow + 1];
+}
+
+@end
+
+
+/**
+ * Draws one tile as a helper function for AngbandContext's drawRect.
+ */
+static void draw_image_tile(
+ NSGraphicsContext* nsContext,
+ CGContextRef cgContext,
+ CGImageRef image,
+ NSRect srcRect,
+ NSRect dstRect,
+ NSCompositingOperation op)
+{
+ /* Flip the source rect since the source image is flipped */
+ CGAffineTransform flip = CGAffineTransformIdentity;
+ flip = CGAffineTransformTranslate(flip, 0.0, CGImageGetHeight(image));
+ flip = CGAffineTransformScale(flip, 1.0, -1.0);
+ CGRect flippedSourceRect =
+ CGRectApplyAffineTransform(NSRectToCGRect(srcRect), flip);
+
+ /*
+ * When we use high-quality resampling to draw a tile, pixels from outside
+ * the tile may bleed in, causing graphics artifacts. Work around that.
+ */
+ CGImageRef subimage =
+ CGImageCreateWithImageInRect(image, flippedSourceRect);
+ [nsContext setCompositingOperation:op];
+ CGContextDrawImage(cgContext, NSRectToCGRect(dstRect), subimage);
+ CGImageRelease(subimage);
+}
+
+
+/* The max number of glyphs we support. Currently this only affects
+ * updateGlyphInfo() for the calculation of the tile size, fontAscender,
+ * fontDescender, nColPre, and nColPost. The rendering in drawWChar() will
+ * work for a glyph not in updateGlyphInfo()'s set, and that is used for
+ * rendering Japanese characters, though there may be clipping or clearing
+ * artifacts because it wasn't included in updateGlyphInfo()'s calculations.
+ */
+#define GLYPH_COUNT 256
+
+/* An AngbandContext represents a logical Term (i.e. what Angband thinks is
+ * a window). */
+@interface AngbandContext : NSObject <NSWindowDelegate>
+{
+@public
+
+ /* The Angband term */
+ term *terminal;
+
+@private
+ /* Is the last time we drew, so we can throttle drawing. */
+ CFAbsoluteTime lastRefreshTime;
+
+ /* Flags whether or not a fullscreen transition is in progress. */
+ BOOL inFullscreenTransition;
+
+ /* Our view */
+ AngbandView *angbandView;
+}
+
+/* Column and row counts, by default 80 x 24 */
+@property (readonly) int cols;
+@property (readonly) int rows;
+
+/* The size of the border between the window edge and the contents */
+@property (readonly) NSSize borderSize;
+
+/* The font of this context */
+@property NSFont *angbandViewFont;
+
+/* The size of one tile */
+@property (readonly) NSSize tileSize;
+
+/* Font's ascender and descender */
+@property (readonly) CGFloat fontAscender;
+@property (readonly) CGFloat fontDescender;
+
+/*
+ * These are the number of columns before or after, respectively, a text
+ * change that may need to be redrawn.
+ */
+@property (readonly) int nColPre;
+@property (readonly) int nColPost;
+
+/* If this context owns a window, here it is. */
+@property NSWindow *primaryWindow;
+
+/* Holds our version of the contents of the terminal. */
+@property TerminalContents *contents;
+
+/*
+ * Marks which locations have been changed by the text_hook, pict_hook,
+ * wipe_hook, curs_hook, and bigcurs_hhok callbacks on the terminal since
+ * the last call to xtra_hook with TERM_XTRA_FRESH.
+ */
+@property TerminalChanges *changes;
+
+@property (nonatomic, assign) BOOL hasSubwindowFlags;
+@property (nonatomic, assign) BOOL windowVisibilityChecked;
+
+- (void)resizeWithColumns:(int)nCol rows:(int)nRow;
+
+/**
+ * Based on what has been marked as changed, inform AppKit of the bounding
+ * rectangles for the changed areas.
+ */
+- (void)computeInvalidRects;
+
+- (void)drawRect:(NSRect)rect inView:(NSView *)view;
+
+/* Called at initialization to set the term */
+- (void)setTerm:(term *)t;
+
+/* Called when the context is going down. */
+- (void)dispose;
+
+/*
+ * Return the rect in view coordinates for the block of cells whose upper
+ * left corner is (x,y).
+ */
+- (NSRect)viewRectForCellBlockAtX:(int)x y:(int)y width:(int)w height:(int)h;
+
+/* Draw the given wide character into the given tile rect. */
+- (void)drawWChar:(wchar_t)wchar inRect:(NSRect)tile screenFont:(NSFont*)font
+ context:(CGContextRef)ctx;
+
+/* Returns the primary window for this angband context, creating it if
+ * necessary */
+- (NSWindow *)makePrimaryWindow;
+
+/* Handle becoming the main window */
+- (void)windowDidBecomeMain:(NSNotification *)notification;
+
+/* Return whether the context's primary window is ordered in or not */
+- (BOOL)isOrderedIn;
+
+/*
+ * Return whether the context's primary window is the main window.
+ * Since the terminals other than terminal 0 are configured as panels in
+ * Hengband, this will only be true for terminal 0.
+ */
+- (BOOL)isMainWindow;
+
+/*
+ * Return whether the context's primary window is the destination for key
+ * input.
+ */
+- (BOOL)isKeyWindow;
+
+/* Invalidate the whole image */
+- (void)setNeedsDisplay:(BOOL)val;
+
+/* Invalidate part of the image, with the rect expressed in view coordinates */
+- (void)setNeedsDisplayInRect:(NSRect)rect;
+
+/* Display (flush) our Angband views */
+- (void)displayIfNeeded;
+
+/* Resize context to size of contentRect, and optionally save size to
+ * defaults */
+- (void)resizeTerminalWithContentRect: (NSRect)contentRect saveToDefaults: (BOOL)saveToDefaults;
+
+/*
+ * Change the minimum size and size increments for the window associated with
+ * the context. termIdx is the index for the terminal: pass it so this
+ * function can be used when self->terminal has not yet been set.
+ */
+- (void)constrainWindowSize:(int)termIdx;
+
+- (void)saveWindowVisibleToDefaults: (BOOL)windowVisible;
+- (BOOL)windowVisibleUsingDefaults;
+
+/* Class methods */
+/**
+ * Gets the default font for all contexts. Currently not declaring this as
+ * a class property for compatibility with versions of Xcode prior to 8.
+ */
++ (NSFont*)defaultFont;
+/**
+ * Sets the default font for all contexts.
+ */
++ (void)setDefaultFont:(NSFont*)font;
+
+/* Internal methods */
+/* Set the title for the primary window. */
+- (void)setDefaultTitle:(int)termIdx;
+
+@end
+
+/**
+ * Generate a mask for the subwindow flags. The mask is just a safety check to
+ * make sure that our windows show and hide as expected. This function allows
+ * for future changes to the set of flags without needed to update it here
+ * (unless the underlying types change).
+ */
+u32b AngbandMaskForValidSubwindowFlags(void)
+{
+ int windowFlagBits = sizeof(*(window_flag)) * CHAR_BIT;
+ int maxBits = MIN( 16, windowFlagBits );
+ u32b mask = 0;
+
+ for( int i = 0; i < maxBits; i++ )
+ {
+ if( window_flag_desc[i] != NULL )
+ {
+ mask |= (1 << i);
+ }
+ }
+
+ return mask;
+}
+
+/**
+ * Check for changes in the subwindow flags and update window visibility.
+ * This seems to be called for every user event, so we don't
+ * want to do any unnecessary hiding or showing of windows.
+ */
+static void AngbandUpdateWindowVisibility(void)
+{
+ /* Because this function is called frequently, we'll make the mask static.
+ * It doesn't change between calls, as the flags themselves are hardcoded */
+ static u32b validWindowFlagsMask = 0;
+
+ if( validWindowFlagsMask == 0 )
+ {
+ validWindowFlagsMask = AngbandMaskForValidSubwindowFlags();
+ }
+
+ /* Loop through all of the subwindows and see if there is a change in the
+ * flags. If so, show or hide the corresponding window. We don't care about
+ * the flags themselves; we just want to know if any are set. */
+ for( int i = 1; i < ANGBAND_TERM_MAX; i++ )
+ {
+ AngbandContext *angbandContext =
+ (__bridge AngbandContext*) (angband_term[i]->data);
+
+ if( angbandContext == nil )
+ {
+ continue;
+ }
+
+ /* This horrible mess of flags is so that we can try to maintain some
+ * user visibility preference. This should allow the user a window and
+ * have it stay closed between application launches. However, this
+ * means that when a subwindow is turned on, it will no longer appear
+ * automatically. Angband has no concept of user control over window
+ * visibility, other than the subwindow flags. */
+ if( !angbandContext.windowVisibilityChecked )
+ {
+ if( [angbandContext windowVisibleUsingDefaults] )
+ {
+ [angbandContext.primaryWindow orderFront: nil];
+ angbandContext.windowVisibilityChecked = YES;
+ }
+ else
+ {
+ [angbandContext.primaryWindow close];
+ angbandContext.windowVisibilityChecked = NO;
+ }
+ }
+ else
+ {
+ BOOL termHasSubwindowFlags = ((window_flag[i] & validWindowFlagsMask) > 0);
+
+ if( angbandContext.hasSubwindowFlags && !termHasSubwindowFlags )
+ {
+ [angbandContext.primaryWindow close];
+ angbandContext.hasSubwindowFlags = NO;
+ [angbandContext saveWindowVisibleToDefaults: NO];
+ }
+ else if( !angbandContext.hasSubwindowFlags && termHasSubwindowFlags )
+ {
+ [angbandContext.primaryWindow orderFront: nil];
+ angbandContext.hasSubwindowFlags = YES;
+ [angbandContext saveWindowVisibleToDefaults: YES];
+ }
+ }
+ }
+
+ /* Make the main window key so that user events go to the right spot */
+ AngbandContext *mainWindow =
+ (__bridge AngbandContext*) (angband_term[0]->data);
+ [mainWindow.primaryWindow makeKeyAndOrderFront: nil];
+}
+
+/**
+ * ------------------------------------------------------------------------
+ * Graphics support
+ * ------------------------------------------------------------------------ */
+
+/**
+ * The tile image
+ */
+static CGImageRef pict_image;
+
+/**
+ * Numbers of rows and columns in a tileset,
+ * calculated by the PICT/PNG loading code
+ */
+static int pict_cols = 0;
+static int pict_rows = 0;
+
+/**
+ * Requested graphics mode (as a grafID).
+ * The current mode is stored in current_graphics_mode.
+ */
+static int graf_mode_req = 0;
+
+/**
+ * Helper function to check the various ways that graphics can be enabled,
+ * guarding against NULL
+ */
+static BOOL graphics_are_enabled(void)
+{
+ return current_graphics_mode
+ && current_graphics_mode->grafID != GRAPHICS_NONE;
+}
+
+/**
+ * Like graphics_are_enabled(), but test the requested graphics mode.
+ */
+static BOOL graphics_will_be_enabled(void)
+{
+ if (graf_mode_req == GRAPHICS_NONE) {
+ return NO;
+ }
+
+ graphics_mode *new_mode = get_graphics_mode(graf_mode_req);
+ return new_mode && new_mode->grafID != GRAPHICS_NONE;
+}
+
+/**
+ * Hack -- game in progress
+ */
+static Boolean game_in_progress = FALSE;
+
+
+#pragma mark Prototypes
+static BOOL redraw_for_tiles_or_term0_font(void);
+static void wakeup_event_loop(void);
+static void hook_plog(const char *str);
+static void hook_quit(const char * str);
+static NSString* get_lib_directory(void);
+static NSString* get_doc_directory(void);
+static NSString* AngbandCorrectedDirectoryPath(NSString *originalPath);
+static void prepare_paths_and_directories(void);
+static void handle_open_when_ready(void);
+static void play_sound(int event);
+static BOOL check_events(int wait);
+static BOOL send_event(NSEvent *event);
+static void set_color_for_index(int idx);
+static void record_current_savefile(void);
+
+/**
+ * Available values for 'wait'
+ */
+#define CHECK_EVENTS_DRAIN -1
+#define CHECK_EVENTS_NO_WAIT 0
+#define CHECK_EVENTS_WAIT 1
+
+
+/**
+ * Note when "open"/"new" become valid
+ */
+static bool initialized = FALSE;
+
+/* Methods for getting the appropriate NSUserDefaults */
+@interface NSUserDefaults (AngbandDefaults)
++ (NSUserDefaults *)angbandDefaults;
+@end
+
+@implementation NSUserDefaults (AngbandDefaults)
++ (NSUserDefaults *)angbandDefaults
+{
+ return [NSUserDefaults standardUserDefaults];
+}
+@end
+
+/* Methods for pulling images out of the Angband bundle (which may be separate
+ * from the current bundle in the case of a screensaver */
+@interface NSImage (AngbandImages)
++ (NSImage *)angbandImage:(NSString *)name;
+@end
+
+/* The NSView subclass that draws our Angband image */
+@interface AngbandView : NSView {
+@private
+ NSBitmapImageRep *cacheForResize;
+ NSRect cacheBounds;
+}
+
+@property (nonatomic, weak) AngbandContext *angbandContext;
+
+@end
+
+@implementation NSImage (AngbandImages)
+
+/* Returns an image in the resource directoy of the bundle containing the
+ * Angband view class. */
++ (NSImage *)angbandImage:(NSString *)name
+{
+ NSBundle *bundle = [NSBundle bundleForClass:[AngbandView class]];
+ NSString *path = [bundle pathForImageResource:name];
+ return (path) ? [[NSImage alloc] initByReferencingFile:path] : nil;
+}
+
+@end
+
+
+@implementation AngbandContext
+
+@synthesize hasSubwindowFlags=_hasSubwindowFlags;
+@synthesize windowVisibilityChecked=_windowVisibilityChecked;
+
+- (NSSize)baseSize
+{
+ /* We round the base size down. If we round it up, I believe we may end up
+ * with pixels that nobody "owns" that may accumulate garbage. In general
+ * rounding down is harmless, because any lost pixels may be sopped up by
+ * the border. */
+ return NSMakeSize(
+ floor(self.cols * self.tileSize.width + 2 * self.borderSize.width),
+ floor(self.rows * self.tileSize.height + 2 * self.borderSize.height));
+}
+
+/* qsort-compatible compare function for CGSizes */
+static int compare_advances(const void *ap, const void *bp)
+{
+ const CGSize *a = ap, *b = bp;
+ return (a->width > b->width) - (a->width < b->width);
+}
+
+/**
+ * Precompute certain metrics (tileSize, fontAscender, fontDescender, nColPre,
+ * and nColPost) for the current font.
+ */
+- (void)updateGlyphInfo
+{
+ NSFont *screenFont = [self.angbandViewFont screenFont];
+
+ /* Generate a string containing each MacRoman character */
+ /*
+ * Here and below, dynamically allocate working arrays rather than put them
+ * on the stack in case limited stack space is an issue.
+ */
+ unsigned char *latinString = malloc(GLYPH_COUNT);
+ if (latinString == 0) {
+ NSException *exc = [NSException exceptionWithName:@"OutOfMemory"
+ reason:@"latinString in updateGlyphInfo"
+ userInfo:nil];
+ @throw exc;
+ }
+ size_t i;
+ for (i=0; i < GLYPH_COUNT; i++) latinString[i] = (unsigned char)i;
+
+ /* Turn that into unichar. Angband uses ISO Latin 1. */
+ NSString *allCharsString = [[NSString alloc] initWithBytes:latinString length:sizeof latinString encoding:NSISOLatin1StringEncoding];
+ unichar *unicharString = malloc(GLYPH_COUNT * sizeof(unichar));
+ if (unicharString == 0) {
+ free(latinString);
+ NSException *exc = [NSException exceptionWithName:@"OutOfMemory"
+ reason:@"unicharString in updateGlyphInfo"
+ userInfo:nil];
+ @throw exc;
+ }
+ unicharString[0] = 0;
+ [allCharsString getCharacters:unicharString range:NSMakeRange(0, MIN(GLYPH_COUNT, [allCharsString length]))];
+ allCharsString = nil;
+ free(latinString);
+
+ /* Get glyphs */
+ CGGlyph *glyphArray = calloc(GLYPH_COUNT, sizeof(CGGlyph));
+ if (glyphArray == 0) {
+ free(unicharString);
+ NSException *exc = [NSException exceptionWithName:@"OutOfMemory"
+ reason:@"glyphArray in updateGlyphInfo"
+ userInfo:nil];
+ @throw exc;
+ }
+ CTFontGetGlyphsForCharacters((CTFontRef)screenFont, unicharString,
+ glyphArray, GLYPH_COUNT);
+ free(unicharString);
+
+ /* Get advances. Record the max advance. */
+ CGSize *advances = malloc(GLYPH_COUNT * sizeof(CGSize));
+ if (advances == 0) {
+ free(glyphArray);
+ NSException *exc = [NSException exceptionWithName:@"OutOfMemory"
+ reason:@"advances in updateGlyphInfo"
+ userInfo:nil];
+ @throw exc;
+ }
+ CTFontGetAdvancesForGlyphs(
+ (CTFontRef)screenFont, kCTFontHorizontalOrientation, glyphArray,
+ advances, GLYPH_COUNT);
+ CGFloat *glyphWidths = malloc(GLYPH_COUNT * sizeof(CGFloat));
+ if (glyphWidths == 0) {
+ free(glyphArray);
+ free(advances);
+ NSException *exc = [NSException exceptionWithName:@"OutOfMemory"
+ reason:@"glyphWidths in updateGlyphInfo"
+ userInfo:nil];
+ @throw exc;
+ }
+ for (i=0; i < GLYPH_COUNT; i++) {
+ glyphWidths[i] = advances[i].width;
+ }
+
+ /* For good non-mono-font support, use the median advance. Start by sorting
+ * all advances. */
+ qsort(advances, GLYPH_COUNT, sizeof *advances, compare_advances);
+
+ /* Skip over any initially empty run */
+ size_t startIdx;
+ for (startIdx = 0; startIdx < GLYPH_COUNT; startIdx++)
+ {
+ if (advances[startIdx].width > 0) break;
+ }
+
+ /* Pick the center to find the median */
+ CGFloat medianAdvance = 0;
+ if (startIdx < GLYPH_COUNT)
+ {
+ /* In case we have all zero advances for some reason */
+ medianAdvance = advances[(startIdx + GLYPH_COUNT)/2].width;
+ }
+
+ free(advances);
+
+ /*
+ * Record the ascender and descender. Some fonts, for instance DIN
+ * Condensed and Rockwell in 10.14, the ascent on '@' exceeds that
+ * reported by [screenFont ascender]. Get the overall bounding box
+ * for the glyphs and use that instead of the ascender and descender
+ * values if the bounding box result extends farther from the baseline.
+ */
+ CGRect bounds = CTFontGetBoundingRectsForGlyphs(
+ (CTFontRef) screenFont, kCTFontHorizontalOrientation, glyphArray,
+ NULL, GLYPH_COUNT);
+ self->_fontAscender = [screenFont ascender];
+ if (self->_fontAscender < bounds.origin.y + bounds.size.height) {
+ self->_fontAscender = bounds.origin.y + bounds.size.height;
+ }
+ self->_fontDescender = [screenFont descender];
+ if (self->_fontDescender > bounds.origin.y) {
+ self->_fontDescender = bounds.origin.y;
+ }
+
+ /*
+ * Record the tile size. Round both values up to have tile boundaries
+ * match pixel boundaries.
+ */
+ self->_tileSize.width = ceil(medianAdvance);
+ self->_tileSize.height = ceil(self.fontAscender - self.fontDescender);
+
+ /*
+ * Determine whether neighboring columns need to be redrawn when a
+ * character changes.
+ */
+ CGRect *boxes = malloc(GLYPH_COUNT * sizeof(CGRect));
+ if (boxes == 0) {
+ free(glyphWidths);
+ free(glyphArray);
+ NSException *exc = [NSException exceptionWithName:@"OutOfMemory"
+ reason:@"boxes in updateGlyphInfo"
+ userInfo:nil];
+ @throw exc;
+ }
+ CGFloat beyond_right = 0.;
+ CGFloat beyond_left = 0.;
+ CTFontGetBoundingRectsForGlyphs(
+ (CTFontRef)screenFont,
+ kCTFontHorizontalOrientation,
+ glyphArray,
+ boxes,
+ GLYPH_COUNT);
+ for (i = 0; i < GLYPH_COUNT; i++) {
+ /* Account for the compression and offset used by drawWChar(). */
+ CGFloat compression, offset;
+ CGFloat v;
+
+ if (glyphWidths[i] <= self.tileSize.width) {
+ compression = 1.;
+ offset = 0.5 * (self.tileSize.width - glyphWidths[i]);
+ } else {
+ compression = self.tileSize.width / glyphWidths[i];
+ offset = 0.;
+ }
+ v = (offset + boxes[i].origin.x) * compression;
+ if (beyond_left > v) {
+ beyond_left = v;
+ }
+ v = (offset + boxes[i].origin.x + boxes[i].size.width) * compression;
+ if (beyond_right < v) {
+ beyond_right = v;
+ }
+ }
+ free(boxes);
+ self->_nColPre = ceil(-beyond_left / self.tileSize.width);
+ if (beyond_right > self.tileSize.width) {
+ self->_nColPost =
+ ceil((beyond_right - self.tileSize.width) / self.tileSize.width);
+ } else {
+ self->_nColPost = 0;
+ }
+
+ free(glyphWidths);
+ free(glyphArray);
+}
+
+
+- (void)requestRedraw
+{
+ if (! self->terminal) return;
+
+ term *old = Term;
+
+ /* Activate the term */
+ Term_activate(self->terminal);
+
+ /* Redraw the contents */
+ Term_redraw();
+
+ /* Flush the output */
+ Term_fresh();
+
+ /* Restore the old term */
+ Term_activate(old);
+}
+
+- (void)setTerm:(term *)t
+{
+ self->terminal = t;
+}
+
+/**
+ * If we're trying to limit ourselves to a certain number of frames per second,
+ * then compute how long it's been since we last drew, and then wait until the
+ * next frame has passed. */
+- (void)throttle
+{
+ if (frames_per_second > 0)
+ {
+ CFAbsoluteTime now = CFAbsoluteTimeGetCurrent();
+ CFTimeInterval timeSinceLastRefresh = now - self->lastRefreshTime;
+ CFTimeInterval timeUntilNextRefresh = (1. / (double)frames_per_second) - timeSinceLastRefresh;
+
+ if (timeUntilNextRefresh > 0)
+ {
+ usleep((unsigned long)(timeUntilNextRefresh * 1000000.));
+ }
+ }
+ self->lastRefreshTime = CFAbsoluteTimeGetCurrent();
+}
+
+- (void)drawWChar:(wchar_t)wchar inRect:(NSRect)tile screenFont:(NSFont*)font
+ context:(CGContextRef)ctx
+{
+ CGFloat tileOffsetY = self.fontAscender;
+ CGFloat tileOffsetX = 0.0;
+ UniChar unicharString[2] = {(UniChar)wchar, 0};
+
+ /* Get glyph and advance */
+ CGGlyph thisGlyphArray[1] = { 0 };
+ CGSize advances[1] = { { 0, 0 } };
+ CTFontGetGlyphsForCharacters(
+ (CTFontRef)font, unicharString, thisGlyphArray, 1);
+ CGGlyph glyph = thisGlyphArray[0];
+ CTFontGetAdvancesForGlyphs(
+ (CTFontRef)font, kCTFontHorizontalOrientation, thisGlyphArray,
+ advances, 1);
+ CGSize advance = advances[0];
+
+ /* If our font is not monospaced, our tile width is deliberately not big
+ * enough for every character. In that event, if our glyph is too wide, we
+ * need to compress it horizontally. Compute the compression ratio.
+ * 1.0 means no compression. */
+ double compressionRatio;
+ if (advance.width <= NSWidth(tile))
+ {
+ /* Our glyph fits, so we can just draw it, possibly with an offset */
+ compressionRatio = 1.0;
+ tileOffsetX = (NSWidth(tile) - advance.width)/2;
+ }
+ else
+ {
+ /* Our glyph doesn't fit, so we'll have to compress it */
+ compressionRatio = NSWidth(tile) / advance.width;
+ tileOffsetX = 0;
+ }
+
+ /* Now draw it */
+ CGAffineTransform textMatrix = CGContextGetTextMatrix(ctx);
+ CGFloat savedA = textMatrix.a;
+
+ /* Set the position */
+ textMatrix.tx = tile.origin.x + tileOffsetX;
+ textMatrix.ty = tile.origin.y + tileOffsetY;
+
+ /* Maybe squish it horizontally. */
+ if (compressionRatio != 1.)
+ {
+ textMatrix.a *= compressionRatio;
+ }
+
+ CGContextSetTextMatrix(ctx, textMatrix);
+ CGContextShowGlyphsAtPositions(ctx, &glyph, &CGPointZero, 1);
+
+ /* Restore the text matrix if we messed with the compression ratio */
+ if (compressionRatio != 1.)
+ {
+ textMatrix.a = savedA;
+ }
+
+ CGContextSetTextMatrix(ctx, textMatrix);
+}
+
+- (NSRect)viewRectForCellBlockAtX:(int)x y:(int)y width:(int)w height:(int)h
+{
+ return NSMakeRect(
+ x * self.tileSize.width + self.borderSize.width,
+ y * self.tileSize.height + self.borderSize.height,
+ w * self.tileSize.width, h * self.tileSize.height);
+}
+
+- (void)setSelectionFont:(NSFont*)font adjustTerminal: (BOOL)adjustTerminal
+{
+ /* Record the new font */
+ self.angbandViewFont = font;
+
+ /* Update our glyph info */
+ [self updateGlyphInfo];
+
+ if( adjustTerminal )
+ {
+ /* Adjust terminal to fit window with new font; save the new columns
+ * and rows since they could be changed */
+ NSRect contentRect =
+ [self.primaryWindow
+ contentRectForFrameRect: [self.primaryWindow frame]];
+
+ [self constrainWindowSize:[self terminalIndex]];
+ NSSize size = self.primaryWindow.contentMinSize;
+ BOOL windowNeedsResizing = NO;
+ if (contentRect.size.width < size.width) {
+ contentRect.size.width = size.width;
+ windowNeedsResizing = YES;
+ }
+ if (contentRect.size.height < size.height) {
+ contentRect.size.height = size.height;
+ windowNeedsResizing = YES;
+ }
+ if (windowNeedsResizing) {
+ size.width = contentRect.size.width;
+ size.height = contentRect.size.height;
+ [self.primaryWindow setContentSize:size];
+ }
+ [self resizeTerminalWithContentRect: contentRect saveToDefaults: YES];
+ }
+}
+
+- (id)init
+{
+ if ((self = [super init]))
+ {
+ /* Default rows and cols */
+ self->_cols = 80;
+ self->_rows = 24;
+
+ /* Default border size */
+ self->_borderSize = NSMakeSize(2, 2);
+
+ self->_nColPre = 0;
+ self->_nColPost = 0;
+
+ self->_contents =
+ [[TerminalContents alloc] initWithColumns:self->_cols
+ rows:self->_rows];
+ self->_changes =
+ [[TerminalChanges alloc] initWithColumns:self->_cols
+ rows:self->_rows];
+ self->lastRefreshTime = CFAbsoluteTimeGetCurrent();
+ self->inFullscreenTransition = NO;
+
+ self->_windowVisibilityChecked = NO;
+ }
+ return self;
+}
+
+/**
+ * Destroy all the receiver's stuff. This is intended to be callable more than
+ * once.
+ */
+- (void)dispose
+{
+ self->terminal = NULL;
+
+ /* Disassociate ourselves from our view. */
+ [self->angbandView setAngbandContext:nil];
+ self->angbandView = nil;
+
+ /* Font */
+ self.angbandViewFont = nil;
+
+ /* Window */
+ [self.primaryWindow setDelegate:nil];
+ [self.primaryWindow close];
+ self.primaryWindow = nil;
+
+ /* Contents and pending changes */
+ self.contents = nil;
+ self.changes = nil;
+}
+
+/* Usual Cocoa fare */
+- (void)dealloc
+{
+ [self dispose];
+}
+
+- (void)resizeWithColumns:(int)nCol rows:(int)nRow
+{
+ [self.contents resizeWithColumns:nCol rows:nRow];
+ [self.changes resizeWithColumns:nCol rows:nRow];
+ self->_cols = nCol;
+ self->_rows = nRow;
+}
+
+#if 0
+/* From the Linux mbstowcs(3) man page:
+ * If dest is NULL, n is ignored, and the conversion proceeds as above,
+ * except that the converted wide characters are not written out to mem‐
+ * ory, and that no length limit exists.
+ */
+static size_t Term_mbcs_cocoa(wchar_t *dest, const char *src, int n)
+{
+ int i;
+ int count = 0;
+
+ /* Unicode code point to UTF-8
+ * 0x0000-0x007f: 0xxxxxxx
+ * 0x0080-0x07ff: 110xxxxx 10xxxxxx
+ * 0x0800-0xffff: 1110xxxx 10xxxxxx 10xxxxxx
+ * 0x10000-0x1fffff: 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
+ * Note that UTF-16 limits Unicode to 0x10ffff. This code is not
+ * endian-agnostic.
+ */
+ for (i = 0; i < n || dest == NULL; i++) {
+ if ((src[i] & 0x80) == 0) {
+ if (dest != NULL) dest[count] = src[i];
+ if (src[i] == 0) break;
+ } else if ((src[i] & 0xe0) == 0xc0) {
+ if (dest != NULL) dest[count] =
+ (((unsigned char)src[i] & 0x1f) << 6)|
+ ((unsigned char)src[i+1] & 0x3f);
+ i++;
+ } else if ((src[i] & 0xf0) == 0xe0) {
+ if (dest != NULL) dest[count] =
+ (((unsigned char)src[i] & 0x0f) << 12) |
+ (((unsigned char)src[i+1] & 0x3f) << 6) |
+ ((unsigned char)src[i+2] & 0x3f);
+ i += 2;
+ } else if ((src[i] & 0xf8) == 0xf0) {
+ if (dest != NULL) dest[count] =
+ (((unsigned char)src[i] & 0x0f) << 18) |
+ (((unsigned char)src[i+1] & 0x3f) << 12) |
+ (((unsigned char)src[i+2] & 0x3f) << 6) |
+ ((unsigned char)src[i+3] & 0x3f);
+ i += 3;
+ } else {
+ /* Found an invalid multibyte sequence */
+ return (size_t)-1;
+ }
+ count++;
+ }
+ return count;
+}
+#endif
+
+/**
+ * For defaultFont and setDefaultFont.
+ */
+static __strong NSFont* gDefaultFont = nil;
+
++ (NSFont*)defaultFont
+{
+ return gDefaultFont;
+}
+
++ (void)setDefaultFont:(NSFont*)font
+{
+ gDefaultFont = font;
+}
+
+- (void)setDefaultTitle:(int)termIdx
+{
+ NSMutableString *title =
+ [NSMutableString stringWithCString:angband_term_name[termIdx]
+#ifdef JP
+ encoding:NSJapaneseEUCStringEncoding
+#else
+ encoding:NSMacOSRomanStringEncoding
+#endif
+ ];
+ [title appendFormat:@" %dx%d", self.cols, self.rows];
+ [[self makePrimaryWindow] setTitle:title];
+}
+
+- (NSWindow *)makePrimaryWindow
+{
+ if (! self.primaryWindow)
+ {
+ /* This has to be done after the font is set, which it already is in
+ * term_init_cocoa() */
+ NSSize sz = self.baseSize;
+ NSRect contentRect = NSMakeRect( 0.0, 0.0, sz.width, sz.height );
+
+ NSUInteger styleMask = NSTitledWindowMask | NSResizableWindowMask | NSMiniaturizableWindowMask;
+
+ /*
+ * Make every window other than the main window closable, also create
+ * them as utility panels to get the thinner title bar and other
+ * attributes that already match up with how those windows are used.
+ */
+ if ((__bridge AngbandContext*) (angband_term[0]->data) != self)
+ {
+ NSPanel *panel =
+ [[NSPanel alloc] initWithContentRect:contentRect
+ styleMask:(styleMask | NSClosableWindowMask |
+ NSUtilityWindowMask)
+ backing:NSBackingStoreBuffered defer:YES];
+
+ panel.floatingPanel = NO;
+ self.primaryWindow = panel;
+ } else {
+ self.primaryWindow =
+ [[NSWindow alloc] initWithContentRect:contentRect
+ styleMask:styleMask
+ backing:NSBackingStoreBuffered defer:YES];
+ }
+
+
+ /* Not to be released when closed */
+ [self.primaryWindow setReleasedWhenClosed:NO];
+ [self.primaryWindow setExcludedFromWindowsMenu: YES]; /* we're using custom window menu handling */
+
+ /* Make the view */
+ self->angbandView = [[AngbandView alloc] initWithFrame:contentRect];
+ [angbandView setAngbandContext:self];
+ [angbandView setNeedsDisplay:YES];
+ [self.primaryWindow setContentView:angbandView];
+
+ /* We are its delegate */
+ [self.primaryWindow setDelegate:self];
+ }
+ return self.primaryWindow;
+}
+
+
+- (void)computeInvalidRects
+{
+ for (int irow = self.changes.firstChangedRow;
+ irow <= self.changes.lastChangedRow;
+ ++irow) {
+ int icol = [self.changes scanForChangedInRow:irow
+ col0:0 col1:self.cols];
+
+ while (icol < self.cols) {
+ /* Find the end of the changed region. */
+ int jcol =
+ [self.changes scanForUnchangedInRow:irow col0:(icol + 1)
+ col1:self.cols];
+
+ /*
+ * If the last column is a character, extend the region drawn
+ * because characters can exceed the horizontal bounds of the cell
+ * and those parts will need to be cleared. Don't extend into a
+ * tile because the clipping is set while drawing to never
+ * extend text into a tile. For a big character that's been
+ * partially overwritten, allow what comes after the point
+ * where the overwrite occurred to influence the stuff before
+ * but not vice versa. If extending the region reaches another
+ * changed block, find the end of that block and repeat the
+ * process.
+ */
+ /*
+ * A value of zero means checking for a character immediately
+ * prior to the column, isrch. A value of one means checking for
+ * something past the end that could either influence the changed
+ * region (within nColPre of it and no intervening tile) or be
+ * influenced by it (within nColPost of it and no intervening
+ * tile or partially overwritten big character). A value of two
+ * means checking for something past the end which is both changed
+ * and could affect the part of the unchanged region that has to
+ * be redrawn because it is affected by the prior changed region
+ * Values of three and four are like one and two, respectively,
+ * but indicate that a partially overwritten big character was
+ * found.
+ */
+ int stage = 0;
+ int isrch = jcol;
+ int irng0 = jcol;
+ int irng1 = jcol;
+ while (1) {
+ if (stage == 0) {
+ const struct TerminalCell *pcell =
+ [self.contents getCellAtColumn:(isrch - 1) row:irow];
+ if ((pcell->form &
+ (TERM_CELL_TILE | TERM_CELL_TILE_PADDING)) != 0) {
+ break;
+ } else {
+ irng0 = isrch + self.nColPre;
+ if (irng0 > self.cols) {
+ irng0 = self.cols;
+ }
+ irng1 = isrch + self.nColPost;
+ if (irng1 > self.cols) {
+ irng1 = self.cols;
+ }
+ if (isrch < irng0 || isrch < irng1) {
+ stage = isPartiallyOverwrittenBigChar(pcell) ?
+ 3 : 1;
+ } else {
+ break;
+ }
+ }
+ }
+
+ if (stage == 1) {
+ const struct TerminalCell *pcell =
+ [self.contents getCellAtColumn:isrch row:irow];
+
+ if ((pcell->form &
+ (TERM_CELL_TILE | TERM_CELL_TILE_PADDING)) != 0) {
+ /*
+ * Check if still in the region that could be
+ * influenced by the changed region. If so,
+ * everything up to the tile will be redrawn anyways
+ * so combine the regions if the tile has changed
+ * as well. Otherwise, terminate the search since
+ * the tile doesn't allow influence to propagate
+ * through it and don't want to affect what's in the
+ * tile.
+ */
+ if (isrch < irng1) {
+ if ([self.changes isChangedAtColumn:isrch
+ row:irow]) {
+ jcol = [self.changes scanForUnchangedInRow:irow
+ col0:(isrch + 1) col1:self.cols];
+ if (jcol < self.cols) {
+ stage = 0;
+ isrch = jcol;
+ continue;
+ }
+ }
+ }
+ break;
+ } else {
+ /*
+ * With a changed character, combine the regions (if
+ * still in the region affected by the changed region
+ * am going to redraw everything up to this new region
+ * anyway; if only in the region that can affect the
+ * changed region, this changed text could influence
+ * the current changed region).
+ */
+ if ([self.changes isChangedAtColumn:isrch row:irow]) {
+ jcol = [self.changes scanForUnchangedInRow:irow
+ col0:(isrch + 1) col1:self.cols];
+ if (jcol < self.cols) {
+ stage = 0;
+ isrch = jcol;
+ continue;
+ }
+ break;
+ }
+
+ if (isrch < irng1) {
+ /*
+ * Can be affected by the changed region so
+ * has to be redrawn.
+ */
+ ++jcol;
+ }
+ ++isrch;
+ if (isrch >= irng1) {
+ irng0 = jcol + self.nColPre;
+ if (irng0 > self.cols) {
+ irng0 = self.cols;
+ }
+ if (isrch >= irng0) {
+ break;
+ }
+ stage = isPartiallyOverwrittenBigChar(pcell) ?
+ 4 : 2;
+ } else if (isPartiallyOverwrittenBigChar(pcell)) {
+ stage = 3;
+ }
+ }
+ }
+
+ if (stage == 2) {
+ /*
+ * Looking for a later changed region that could influence
+ * the region that has to be redrawn. The region that has
+ * to be redrawn ends just before jcol.
+ */
+ const struct TerminalCell *pcell =
+ [self.contents getCellAtColumn:isrch row:irow];
+
+ if ((pcell->form &
+ (TERM_CELL_TILE | TERM_CELL_TILE_PADDING)) != 0) {
+ /* Can not spread influence through a tile. */
+ break;
+ }
+ if ([self.changes isChangedAtColumn:isrch row:irow]) {
+ /*
+ * Found one. Combine with the one ending just before
+ * jcol.
+ */
+ jcol = [self.changes scanForUnchangedInRow:irow
+ col0:(isrch + 1) col1:self.cols];
+ if (jcol < self.cols) {
+ stage = 0;
+ isrch = jcol;
+ continue;
+ }
+ break;
+ }
+
+ ++isrch;
+ if (isrch >= irng0) {
+ break;
+ }
+ if (isPartiallyOverwrittenBigChar(pcell)) {
+ stage = 4;
+ }
+ }
+
+ if (stage == 3) {
+ const struct TerminalCell *pcell =
+ [self.contents getCellAtColumn:isrch row:irow];
+
+ /*
+ * Have encountered a partially overwritten big character
+ * but still may be in the region that could be influenced
+ * by the changed region. That influence can not extend
+ * past the past the padding for the partially overwritten
+ * character.
+ */
+ if ((pcell->form & (TERM_CELL_CHAR | TERM_CELL_TILE |
+ TERM_CELL_TILE_PADDING)) != 0) {
+ if (isrch < irng1) {
+ /*
+ * Still can be affected by the changed region
+ * so everything up to isrch will be redrawn
+ * anyways. If this location has changed,
+ * merge the changed regions.
+ */
+ if ([self.changes isChangedAtColumn:isrch
+ row:irow]) {
+ jcol = [self.changes scanForUnchangedInRow:irow
+ col0:(isrch + 1) col1:self.cols];
+ if (jcol < self.cols) {
+ stage = 0;
+ isrch = jcol;
+ continue;
+ }
+ break;
+ }
+ }
+ if ((pcell->form &
+ (TERM_CELL_TILE | TERM_CELL_TILE_PADDING)) != 0) {
+ /*
+ * It's a tile. That blocks influence in either
+ * direction.
+ */
+ break;
+ }
+
+ /*
+ * The partially overwritten big character was
+ * overwritten by a character. Check to see if it
+ * can either influence the unchanged region that
+ * has to redrawn or the changed region prior to
+ * that.
+ */
+ if (isrch >= irng0) {
+ break;
+ }
+ stage = 4;
+ } else {
+ if (isrch < irng1) {
+ /*
+ * Can be affected by the changed region so has to
+ * be redrawn.
+ */
+ ++jcol;
+ }
+ ++isrch;
+ if (isrch >= irng1) {
+ irng0 = jcol + self.nColPre;
+ if (irng0 > self.cols) {
+ irng0 = self.cols;
+ }
+ if (isrch >= irng0) {
+ break;
+ }
+ stage = 4;
+ }
+ }
+ }
+
+ if (stage == 4) {
+ /*
+ * Have already encountered a partially overwritten big
+ * character. Looking for a later changed region that
+ * could influence the region that has to be redrawn
+ * The region that has to be redrawn ends just before jcol.
+ */
+ const struct TerminalCell *pcell =
+ [self.contents getCellAtColumn:isrch row:irow];
+
+ if ((pcell->form &
+ (TERM_CELL_TILE | TERM_CELL_TILE_PADDING)) != 0) {
+ /* Can not spread influence through a tile. */
+ break;
+ }
+ if (pcell->form == TERM_CELL_CHAR) {
+ if ([self.changes isChangedAtColumn:isrch row:irow]) {
+ /*
+ * Found a changed region. Combine with the one
+ * ending just before jcol.
+ */
+ jcol = [self.changes scanForUnchangedInRow:irow
+ col0:(isrch + 1) col1:self.cols];
+ if (jcol < self.cols) {
+ stage = 0;
+ isrch = jcol;
+ continue;
+ }
+ break;
+ }
+ }
+ ++isrch;
+ if (isrch >= irng0) {
+ break;
+ }
+ }
+ }
+
+ /*
+ * Check to see if there's characters before the changed region
+ * that would have to be redrawn because it's influenced by the
+ * changed region. Do not have to check for merging with a prior
+ * region because of the screening already done.
+ */
+ if (self.nColPre > 0 &&
+ ([self.contents getCellAtColumn:icol row:irow]->form &
+ (TERM_CELL_CHAR | TERM_CELL_CHAR_PADDING)) != 0) {
+ int irng = icol - self.nColPre;
+
+ if (irng < 0) {
+ irng = 0;
+ }
+ while (icol > irng &&
+ ([self.contents getCellAtColumn:(icol - 1)
+ row:irow]->form &
+ (TERM_CELL_CHAR | TERM_CELL_CHAR_PADDING)) != 0) {
+ --icol;
+ }
+ }
+
+ NSRect r = [self viewRectForCellBlockAtX:icol y:irow
+ width:(jcol - icol) height:1];
+ [self setNeedsDisplayInRect:r];
+
+ icol = [self.changes scanForChangedInRow:irow col0:jcol
+ col1:self.cols];
+ }
+ }
+}
+
+
+#pragma mark View/Window Passthrough
+
+/*
+ * This is a qsort-compatible compare function for NSRect, to get them in
+ * ascending order by y origin.
+ */
+static int compare_nsrect_yorigin_greater(const void *ap, const void *bp)
+{
+ const NSRect *arp = ap;
+ const NSRect *brp = bp;
+ return (arp->origin.y > brp->origin.y) - (arp->origin.y < brp->origin.y);
+}
+
+/**
+ * This is a helper function for drawRect.
+ */
+- (void)renderTileRunInRow:(int)irow col0:(int)icol0 col1:(int)icol1
+ nsctx:(NSGraphicsContext*)nsctx ctx:(CGContextRef)ctx
+ grafWidth:(int)graf_width grafHeight:(int)graf_height
+ overdrawRow:(int)overdraw_row overdrawMax:(int)overdraw_max
+{
+ /* Save the compositing mode since it is modified below. */
+ NSCompositingOperation op = nsctx.compositingOperation;
+
+ while (icol0 < icol1) {
+ const struct TerminalCell *pcell =
+ [self.contents getCellAtColumn:icol0 row:irow];
+ NSRect destinationRect =
+ [self viewRectForCellBlockAtX:icol0 y:irow
+ width:pcell->hscl height:pcell->vscl];
+ NSRect fgdRect = NSMakeRect(
+ graf_width * (pcell->v.ti.fgdCol +
+ pcell->hoff_n / (1.0 * pcell->hoff_d)),
+ graf_height * (pcell->v.ti.fgdRow +
+ pcell->voff_n / (1.0 * pcell->voff_d)),
+ graf_width * pcell->hscl / (1.0 * pcell->hoff_d),
+ graf_height * pcell->vscl / (1.0 * pcell->voff_d));
+ NSRect bckRect = NSMakeRect(
+ graf_width * (pcell->v.ti.bckCol +
+ pcell->hoff_n / (1.0 * pcell->hoff_d)),
+ graf_height * (pcell->v.ti.bckRow +
+ pcell->voff_n / (1.0 * pcell->voff_d)),
+ graf_width * pcell->hscl / (1.0 * pcell->hoff_d),
+ graf_height * pcell->vscl / (1.0 * pcell->voff_d));
+ int dbl_height_bck = overdraw_row && (irow > 2) &&
+ (pcell->v.ti.bckRow >= overdraw_row &&
+ pcell->v.ti.bckRow <= overdraw_max);
+ int dbl_height_fgd = overdraw_row && (irow > 2) &&
+ (pcell->v.ti.fgdRow >= overdraw_row) &&
+ (pcell->v.ti.fgdRow <= overdraw_max);
+ int aligned_row = 0, aligned_col = 0;
+ int is_first_piece = 0, simple_upper = 0;
+
+ /* Initialize stuff for handling a double-height tile. */
+ if (dbl_height_bck || dbl_height_fgd) {
+ if (self->terminal == angband_term[0]) {
+ aligned_col = ((icol0 - COL_MAP) / pcell->hoff_d) *
+ pcell->hoff_d + COL_MAP;
+ } else {
+ aligned_col = (icol0 / pcell->hoff_d) * pcell->hoff_d;
+ }
+ aligned_row = ((irow - ROW_MAP) / pcell->voff_d) *
+ pcell->voff_d + ROW_MAP;
+
+ /*
+ * If the lower half has been broken into multiple pieces, only
+ * do the work of rendering whatever is necessary for the upper
+ * half when drawing the first piece (the one closest to the
+ * upper left corner).
+ */
+ struct TerminalCellLocation curs = { 0, 0 };
+
+ [self.contents scanForTypeMaskInBlockAtColumn:aligned_col
+ row:aligned_row width:pcell->hoff_d height:pcell->voff_d
+ mask:TERM_CELL_TILE cursor:&curs];
+ if (curs.col + aligned_col == icol0 &&
+ curs.row + aligned_row == irow) {
+ is_first_piece = 1;
+
+ /*
+ * Hack: lookup the previous row to determine how much of the
+ * tile there is shown to apply it the upper half of the
+ * double-height tile. That will do the right thing if there
+ * is a menu displayed in that row but isn't right if there's
+ * an object/creature/feature there that doesn't have a
+ * mapping to the tile set and is rendered with a character.
+ */
+ curs.col = 0;
+ curs.row = 0;
+ [self.contents scanForTypeMaskInBlockAtColumn:aligned_col
+ row:(aligned_row - pcell->voff_d) width:pcell->hoff_d
+ height:pcell->voff_d mask:TERM_CELL_TILE cursor:&curs];
+ if (curs.col == 0 && curs.row == 0) {
+ const struct TerminalCell *pcell2 =
+ [self.contents
+ getCellAtColumn:(aligned_col + curs.col)
+ row:(aligned_row + curs.row - pcell->voff_d)];
+
+ if (pcell2->hscl == pcell2->hoff_d &&
+ pcell2->vscl == pcell2->voff_d) {
+ /*
+ * The tile in the previous row hasn't been clipped
+ * or partially overwritten. Use a streamlined
+ * rendering procedure.
+ */
+ simple_upper = 1;
+ }
+ }
+ }
+ }
+
+ /*
+ * Draw the background. For a double-height tile, this is only the
+ * the lower half.
+ */
+ draw_image_tile(
+ nsctx, ctx, pict_image, bckRect, destinationRect, NSCompositeCopy);
+ if (dbl_height_bck && is_first_piece) {
+ /* Combine upper half with previously drawn row. */
+ if (simple_upper) {
+ const struct TerminalCell *pcell2 =
+ [self.contents getCellAtColumn:aligned_col
+ row:(aligned_row - pcell->voff_d)];
+ NSRect drect2 =
+ [self viewRectForCellBlockAtX:aligned_col
+ y:(aligned_row - pcell->voff_d)
+ width:pcell2->hscl height:pcell2->vscl];
+ NSRect brect2 = NSMakeRect(
+ graf_width * pcell->v.ti.bckCol,
+ graf_height * (pcell->v.ti.bckRow - 1),
+ graf_width, graf_height);
+
+ draw_image_tile(nsctx, ctx, pict_image, brect2, drect2,
+ NSCompositeSourceOver);
+ } else {
+ struct TerminalCellLocation curs = { 0, 0 };
+
+ [self.contents scanForTypeMaskInBlockAtColumn:aligned_col
+ row:(aligned_row - pcell->voff_d) width:pcell->hoff_d
+ height:pcell->voff_d mask:TERM_CELL_TILE
+ cursor:&curs];
+ while (curs.col < pcell->hoff_d &&
+ curs.row < pcell->voff_d) {
+ const struct TerminalCell *pcell2 =
+ [self.contents getCellAtColumn:(aligned_col + curs.col)
+ row:(aligned_row + curs.row - pcell->voff_d)];
+ NSRect drect2 =
+ [self viewRectForCellBlockAtX:(aligned_col + curs.col)
+ y:(aligned_row + curs.row - pcell->voff_d)
+ width:pcell2->hscl height:pcell2->vscl];
+ /*
+ * Column and row in the tile set are from the
+ * double-height tile at *pcell, but the offsets within
+ * that and size are from what's visible for *pcell2.
+ */
+ NSRect brect2 = NSMakeRect(
+ graf_width * (pcell->v.ti.bckCol +
+ pcell2->hoff_n / (1.0 * pcell2->hoff_d)),
+ graf_height * (pcell->v.ti.bckRow - 1 +
+ pcell2->voff_n /
+ (1.0 * pcell2->voff_d)),
+ graf_width * pcell2->hscl / (1.0 * pcell2->hoff_d),
+ graf_height * pcell2->vscl / (1.0 * pcell2->voff_d));
+
+ draw_image_tile(nsctx, ctx, pict_image, brect2, drect2,
+ NSCompositeSourceOver);
+ curs.col += pcell2->hscl;
+ [self.contents
+ scanForTypeMaskInBlockAtColumn:aligned_col
+ row:(aligned_row - pcell->voff_d)
+ width:pcell->hoff_d height:pcell->voff_d
+ mask:TERM_CELL_TILE cursor:&curs];
+ }
+ }
+ }
+
+ /* Skip drawing the foreground if it is the same as the background. */
+ if (fgdRect.origin.x != bckRect.origin.x ||
+ fgdRect.origin.y != bckRect.origin.y) {
+ if (is_first_piece && dbl_height_fgd) {
+ if (simple_upper) {
+ if (pcell->hoff_n == 0 && pcell->voff_n == 0 &&
+ pcell->hscl == pcell->hoff_d) {
+ /*
+ * Render upper and lower parts as one since they
+ * are contiguous.
+ */
+ fgdRect.origin.y -= graf_height;
+ fgdRect.size.height += graf_height;
+ destinationRect.origin.y -=
+ destinationRect.size.height;
+ destinationRect.size.height +=
+ destinationRect.size.height;
+ } else {
+ /* Not contiguous. Render the upper half. */
+ NSRect drect2 =
+ [self viewRectForCellBlockAtX:aligned_col
+ y:(aligned_row - pcell->voff_d)
+ width:pcell->hoff_d height:pcell->voff_d];
+ NSRect frect2 = NSMakeRect(
+ graf_width * pcell->v.ti.fgdCol,
+ graf_height * (pcell->v.ti.fgdRow - 1),
+ graf_width, graf_height);
+
+ draw_image_tile(
+ nsctx, ctx, pict_image, frect2, drect2,
+ NSCompositeSourceOver);
+ }
+ } else {
+ /* Render the upper half pieces. */
+ struct TerminalCellLocation curs = { 0, 0 };
+
+ while (1) {
+ [self.contents
+ scanForTypeMaskInBlockAtColumn:aligned_col
+ row:(aligned_row - pcell->voff_d)
+ width:pcell->hoff_d height:pcell->voff_d
+ mask:TERM_CELL_TILE cursor:&curs];
+
+ if (curs.col >= pcell->hoff_d ||
+ curs.row >= pcell->voff_d) {
+ break;
+ }
+
+ const struct TerminalCell *pcell2 =
+ [self.contents
+ getCellAtColumn:(aligned_col + curs.col)
+ row:(aligned_row + curs.row - pcell->voff_d)];
+ NSRect drect2 =
+ [self viewRectForCellBlockAtX:(aligned_col + curs.col)
+ y:(aligned_row + curs.row - pcell->voff_d)
+ width:pcell2->hscl height:pcell2->vscl];
+ NSRect frect2 = NSMakeRect(
+ graf_width * (pcell->v.ti.fgdCol +
+ pcell2->hoff_n /
+ (1.0 * pcell2->hoff_d)),
+ graf_height * (pcell->v.ti.fgdRow - 1 +
+ pcell2->voff_n /
+ (1.0 * pcell2->voff_d)),
+ graf_width * pcell2->hscl / (1.0 * pcell2->hoff_d),
+ graf_height * pcell2->vscl /
+ (1.0 * pcell2->voff_d));
+
+ draw_image_tile(nsctx, ctx, pict_image, frect2, drect2,
+ NSCompositeSourceOver);
+ curs.col += pcell2->hscl;
+ }
+ }
+ }
+ /*
+ * Render the foreground (if a double height tile and the bottom
+ * part is contiguous with the upper part this also render the
+ * upper part.
+ */
+ draw_image_tile(
+ nsctx, ctx, pict_image, fgdRect, destinationRect,
+ NSCompositeSourceOver);
+ }
+ icol0 = [self.contents scanForTypeMaskInRow:irow mask:TERM_CELL_TILE
+ col0:(icol0+pcell->hscl) col1:icol1];
+ }
+
+ /* Restore the compositing mode. */
+ nsctx.compositingOperation = op;
+}
+
+/**
+ * This is what our views call to get us to draw to the window
+ */
+- (void)drawRect:(NSRect)rect inView:(NSView *)view
+{
+ /* Take this opportunity to throttle so we don't flush faster than desired.
+ */
+ [self throttle];
+
+ CGFloat bottomY =
+ self.borderSize.height + self.tileSize.height * self.rows;
+ CGFloat rightX =
+ self.borderSize.width + self.tileSize.width * self.cols;
+
+ const NSRect *invalidRects;
+ NSInteger invalidCount;
+ [view getRectsBeingDrawn:&invalidRects count:&invalidCount];
+
+ /*
+ * If the non-border areas need rendering, set some things up so they can
+ * be reused for each invalid rectangle.
+ */
+ NSGraphicsContext *nsctx = nil;
+ CGContextRef ctx = 0;
+ NSFont* screenFont = nil;
+ term *old = 0;
+ int graf_width = 0, graf_height = 0;
+ int overdraw_row = 0, overdraw_max = 0;
+ wchar_t blank = 0;
+ if (rect.origin.x < rightX &&
+ rect.origin.x + rect.size.width > self.borderSize.width &&
+ rect.origin.y < bottomY &&
+ rect.origin.y + rect.size.height > self.borderSize.height) {
+ old = Term;
+ Term_activate(self->terminal);
+ nsctx = [NSGraphicsContext currentContext];
+ ctx = [nsctx graphicsPort];
+ screenFont = [self.angbandViewFont screenFont];
+ [screenFont set];
+ blank = [TerminalContents getBlankChar];
+ if (use_graphics) {
+ graf_width = current_graphics_mode->cell_width;
+ graf_height = current_graphics_mode->cell_height;
+ overdraw_row = current_graphics_mode->overdrawRow;
+ overdraw_max = current_graphics_mode->overdrawMax;
+ }
+ }
+
+ /*
+ * With double height tiles, need to have rendered prior rows (i.e.
+ * smaller y) before the current one. Since the invalid rectanges are
+ * processed in order, ensure that by sorting the invalid rectangles in
+ * increasing order of y origin (AppKit guarantees the invalid rectanges
+ * are non-overlapping).
+ */
+ NSRect* sortedRects = 0;
+ const NSRect* workingRects;
+ if (overdraw_row && invalidCount > 1) {
+ sortedRects = malloc(invalidCount * sizeof(NSRect));
+ if (sortedRects == 0) {
+ if (old != 0) {
+ Term_activate(old);
+ }
+ NSException *exc = [NSException exceptionWithName:@"OutOfMemory"
+ reason:@"sorted rects in drawRect"
+ userInfo:nil];
+ @throw exc;
+ }
+ (void) memcpy(
+ sortedRects, invalidRects, invalidCount * sizeof(NSRect));
+ qsort(sortedRects, invalidCount, sizeof(NSRect),
+ compare_nsrect_yorigin_greater);
+ workingRects = sortedRects;
+ } else {
+ workingRects = invalidRects;
+ }
+
+ /*
+ * Use -2 for unknown. Use -1 for Cocoa's blackColor. All others are the
+ * Angband color index.
+ */
+ int alast = -2;
+ int redrawCursor = 0;
+
+ for (NSInteger irect = 0; irect < invalidCount; ++irect) {
+ NSRect modRect, clearRect;
+ CGFloat edge;
+ int iRowFirst, iRowLast;
+ int iColFirst, iColLast;
+
+ /* Handle the top border. */
+ if (workingRects[irect].origin.y < self.borderSize.height) {
+ edge =
+ workingRects[irect].origin.y + workingRects[irect].size.height;
+ if (edge <= self.borderSize.height) {
+ if (alast != -1) {
+ [[NSColor blackColor] set];
+ alast = -1;
+ }
+ NSRectFill(workingRects[irect]);
+ continue;
+ }
+ clearRect = workingRects[irect];
+ clearRect.size.height =
+ self.borderSize.height - workingRects[irect].origin.y;
+ if (alast != -1) {
+ [[NSColor blackColor] set];
+ alast = -1;
+ }
+ NSRectFill(clearRect);
+ modRect.origin.x = workingRects[irect].origin.x;
+ modRect.origin.y = self.borderSize.height;
+ modRect.size.width = workingRects[irect].size.width;
+ modRect.size.height = edge - self.borderSize.height;
+ } else {
+ modRect = workingRects[irect];
+ }
+
+ /* Handle the left border. */
+ if (modRect.origin.x < self.borderSize.width) {
+ edge = modRect.origin.x + modRect.size.width;
+ if (edge <= self.borderSize.width) {
+ if (alast != -1) {
+ alast = -1;
+ [[NSColor blackColor] set];
+ }
+ NSRectFill(modRect);
+ continue;
+ }
+ clearRect = modRect;
+ clearRect.size.width = self.borderSize.width - clearRect.origin.x;
+ if (alast != -1) {
+ alast = -1;
+ [[NSColor blackColor] set];
+ }
+ NSRectFill(clearRect);
+ modRect.origin.x = self.borderSize.width;
+ modRect.size.width = edge - self.borderSize.width;
+ }
+
+ iRowFirst = floor((modRect.origin.y - self.borderSize.height) /
+ self.tileSize.height);
+ iColFirst = floor((modRect.origin.x - self.borderSize.width) /
+ self.tileSize.width);
+ edge = modRect.origin.y + modRect.size.height;
+ if (edge <= bottomY) {
+ iRowLast =
+ ceil((edge - self.borderSize.height) / self.tileSize.height);
+ } else {
+ iRowLast = self.rows;
+ }
+ edge = modRect.origin.x + modRect.size.width;
+ if (edge <= rightX) {
+ iColLast =
+ ceil((edge - self.borderSize.width) / self.tileSize.width);
+ } else {
+ iColLast = self.cols;
+ }
+
+ if (self.contents.cursorColumn != -1 &&
+ self.contents.cursorRow != -1 &&
+ self.contents.cursorColumn + self.contents.cursorWidth - 1 >=
+ iColFirst &&
+ self.contents.cursorColumn < iColLast &&
+ self.contents.cursorRow + self.contents.cursorHeight - 1 >=
+ iRowFirst &&
+ self.contents.cursorRow < iRowLast) {
+ redrawCursor = 1;
+ }
+
+ for (int irow = iRowFirst; irow < iRowLast; ++irow) {
+ int icol =
+ [self.contents scanForTypeMaskInRow:irow
+ mask:(TERM_CELL_CHAR | TERM_CELL_TILE)
+ col0:iColFirst col1:iColLast];
+
+ while (1) {
+ if (icol >= iColLast) {
+ break;
+ }
+
+ if ([self.contents getCellAtColumn:icol row:irow]->form ==
+ TERM_CELL_TILE) {
+ /*
+ * It is a tile. Identify how far the run of tiles goes.
+ */
+ int jcol = [self.contents scanForPredicateInRow:irow
+ predicate:isTileTop desired:1
+ col0:(icol + 1) col1:iColLast];
+
+ [self renderTileRunInRow:irow col0:icol col1:jcol
+ nsctx:nsctx ctx:ctx
+ grafWidth:graf_width grafHeight:graf_height
+ overdrawRow:overdraw_row overdrawMax:overdraw_max];
+ icol = jcol;
+ } else {
+ /*
+ * It is a character. Identify how far the run of
+ * characters goes.
+ */
+ int jcol = [self.contents scanForPredicateInRow:irow
+ predicate:isCharNoPartial desired:1
+ col0:(icol + 1) col1:iColLast];
+ int jcol2;
+
+ if (jcol < iColLast &&
+ isPartiallyOverwrittenBigChar(
+ [self.contents getCellAtColumn:jcol row:irow])) {
+ jcol2 = [self.contents scanForTypeMaskInRow:irow
+ mask:~TERM_CELL_CHAR_PADDING
+ col0:(jcol + 1) col1:iColLast];
+ } else {
+ jcol2 = jcol;
+ }
+
+ /*
+ * Set up clipping rectangle for text. Save the
+ * graphics context so the clipping rectangle can be
+ * forgotten. Use CGContextBeginPath to clear the current
+ * path so it does not affect clipping. Do not call
+ * CGContextSetTextDrawingMode() to include clipping since
+ * that does not appear to necessary on 10.14 and is
+ * actually detrimental: when displaying more than one
+ * character, only the first is visible.
+ */
+ CGContextSaveGState(ctx);
+ CGContextBeginPath(ctx);
+ NSRect r = [self viewRectForCellBlockAtX:icol y:irow
+ width:(jcol2 - icol) height:1];
+ CGContextClipToRect(ctx, r);
+
+ /*
+ * See if the region to be rendered needs to be expanded:
+ * adjacent text that could influence what's in the clipped
+ * region.
+ */
+ int isrch = icol;
+ int irng = icol - self.nColPost;
+ if (irng < 1) {
+ irng = 1;
+ }
+
+ while (1) {
+ if (isrch <= irng) {
+ break;
+ }
+
+ const struct TerminalCell *pcell2 =
+ [self.contents getCellAtColumn:(isrch - 1)
+ row:irow];
+ if (pcell2->form == TERM_CELL_CHAR) {
+ --isrch;
+ if (pcell2->v.ch.glyph != blank) {
+ icol = isrch;
+ }
+ } else if (pcell2->form == TERM_CELL_CHAR_PADDING) {
+ /*
+ * Only extend the rendering if this is padding
+ * for a character that hasn't been partially
+ * overwritten.
+ */
+ if (! isPartiallyOverwrittenBigChar(pcell2)) {
+ if (isrch - pcell2->v.pd.hoff >= 0) {
+ const struct TerminalCell* pcell3 =
+ [self.contents
+ getCellAtColumn:(isrch - pcell2->v.pd.hoff)
+ row:irow];
+
+ if (pcell3->v.ch.glyph != blank) {
+ icol = isrch - pcell2->v.pd.hoff;
+ isrch = icol - 1;
+ } else {
+ isrch = isrch - pcell2->v.pd.hoff - 1;
+ }
+ } else {
+ /* Should not happen, corrupt offset. */
+ --isrch;
+ }
+ } else {
+ break;
+ }
+ } else {
+ /*
+ * Tiles or tile padding block anything before
+ * them from rendering after them.
+ */
+ break;
+ }
+ }
+
+ isrch = jcol2;
+ irng = jcol2 + self.nColPre;
+ if (irng > self.cols) {
+ irng = self.cols;
+ }
+ while (1) {
+ if (isrch >= irng) {
+ break;
+ }
+
+ const struct TerminalCell *pcell2 =
+ [self.contents getCellAtColumn:isrch row:irow];
+ if (pcell2->form == TERM_CELL_CHAR) {
+ if (pcell2->v.ch.glyph != blank) {
+ jcol2 = isrch;
+ }
+ ++isrch;
+ } else if (pcell2->form == TERM_CELL_CHAR_PADDING) {
+ ++isrch;
+ } else {
+ break;
+ }
+ }
+
+ /* Render text. */
+ /* Clear where rendering will be done. */
+ if (alast != -1) {
+ [[NSColor blackColor] set];
+ alast = -1;
+ }
+ r = [self viewRectForCellBlockAtX:icol y:irow
+ width:(jcol - icol) height:1];
+ NSRectFill(r);
+
+ while (icol < jcol) {
+ const struct TerminalCell *pcell =
+ [self.contents getCellAtColumn:icol row:irow];
+
+ /*
+ * For blanks, clearing was all that was necessary.
+ * Don't redraw them.
+ */
+ if (pcell->v.ch.glyph != blank) {
+ int a = pcell->v.ch.attr % MAX_COLORS;
+
+ if (alast != a) {
+ alast = a;
+ set_color_for_index(a);
+ }
+ r = [self viewRectForCellBlockAtX:icol
+ y:irow width:pcell->hscl
+ height:1];
+ [self drawWChar:pcell->v.ch.glyph inRect:r
+ screenFont:screenFont context:ctx];
+ }
+ icol += pcell->hscl;
+ }
+
+ /*
+ * Forget the clipping rectangle. As a side effect, lose
+ * the color.
+ */
+ CGContextRestoreGState(ctx);
+ alast = -2;
+ }
+ icol =
+ [self.contents scanForTypeMaskInRow:irow
+ mask:(TERM_CELL_CHAR | TERM_CELL_TILE)
+ col0:icol col1:iColLast];
+ }
+ }
+
+ /* Handle the right border. */
+ edge = modRect.origin.x + modRect.size.width;
+ if (edge > rightX) {
+ if (modRect.origin.x >= rightX) {
+ if (alast != -1) {
+ alast = -1;
+ [[NSColor blackColor] set];
+ }
+ NSRectFill(modRect);
+ continue;
+ }
+ clearRect = modRect;
+ clearRect.origin.x = rightX;
+ clearRect.size.width = edge - rightX;
+ if (alast != -1) {
+ alast = -1;
+ [[NSColor blackColor] set];
+ }
+ NSRectFill(clearRect);
+ modRect.size.width = edge - modRect.origin.x;
+ }
+
+ /* Handle the bottom border. */
+ edge = modRect.origin.y + modRect.size.height;
+ if (edge > bottomY) {
+ if (modRect.origin.y < bottomY) {
+ modRect.origin.y = bottomY;
+ modRect.size.height = edge - bottomY;
+ }
+ if (alast != -1) {
+ alast = -1;
+ [[NSColor blackColor] set];
+ }
+ NSRectFill(modRect);
+ }
+ }
+
+ if (redrawCursor) {
+ NSRect r = [self viewRectForCellBlockAtX:self.contents.cursorColumn
+ y:self.contents.cursorRow
+ width:self.contents.cursorWidth
+ height:self.contents.cursorHeight];
+ [[NSColor yellowColor] set];
+ NSFrameRectWithWidth(r, 1);
+ }
+
+ free(sortedRects);
+ if (old != 0) {
+ Term_activate(old);
+ }
+}
+
+- (BOOL)isOrderedIn
+{
+ return [[self->angbandView window] isVisible];
+}
+
+- (BOOL)isMainWindow
+{
+ return [[self->angbandView window] isMainWindow];
+}
+
+- (BOOL)isKeyWindow
+{
+ return [[self->angbandView window] isKeyWindow];
+}
+
+- (void)setNeedsDisplay:(BOOL)val
+{
+ [self->angbandView setNeedsDisplay:val];
+}
+
+- (void)setNeedsDisplayInRect:(NSRect)rect
+{
+ [self->angbandView setNeedsDisplayInRect:rect];
+}
+
+- (void)displayIfNeeded
+{
+ [self->angbandView displayIfNeeded];
+}
+
+- (int)terminalIndex
+{
+ int termIndex = 0;
+
+ for( termIndex = 0; termIndex < ANGBAND_TERM_MAX; termIndex++ )
+ {
+ if( angband_term[termIndex] == self->terminal )
+ {
+ break;
+ }
+ }
+
+ return termIndex;
+}
+
+- (void)resizeTerminalWithContentRect: (NSRect)contentRect saveToDefaults: (BOOL)saveToDefaults
+{
+ CGFloat newRows = floor(
+ (contentRect.size.height - (self.borderSize.height * 2.0)) /
+ self.tileSize.height);
+ CGFloat newColumns = floor(
+ (contentRect.size.width - (self.borderSize.width * 2.0)) /
+ self.tileSize.width);
+
+ if (newRows < 1 || newColumns < 1) return;
+ [self resizeWithColumns:newColumns rows:newRows];
+
+ int termIndex = [self terminalIndex];
+ [self setDefaultTitle:termIndex];
+
+ if( saveToDefaults )
+ {
+ NSArray *terminals = [[NSUserDefaults standardUserDefaults] valueForKey: AngbandTerminalsDefaultsKey];
+
+ if( termIndex < (int)[terminals count] )
+ {
+ NSMutableDictionary *mutableTerm = [[NSMutableDictionary alloc] initWithDictionary: [terminals objectAtIndex: termIndex]];
+ [mutableTerm setValue: [NSNumber numberWithInteger: self.cols]
+ forKey: AngbandTerminalColumnsDefaultsKey];
+ [mutableTerm setValue: [NSNumber numberWithInteger: self.rows]
+ forKey: AngbandTerminalRowsDefaultsKey];
+
+ NSMutableArray *mutableTerminals = [[NSMutableArray alloc] initWithArray: terminals];
+ [mutableTerminals replaceObjectAtIndex: termIndex withObject: mutableTerm];
+
+ [[NSUserDefaults standardUserDefaults] setValue: mutableTerminals forKey: AngbandTerminalsDefaultsKey];
+ }
+ }
+
+ term *old = Term;
+ Term_activate( self->terminal );
+ Term_resize( self.cols, self.rows );
+ Term_redraw();
+ Term_activate( old );
+}
+
+- (void)constrainWindowSize:(int)termIdx
+{
+ NSSize minsize;
+
+ if (termIdx == 0) {
+ minsize.width = 80;
+ minsize.height = 24;
+ } else {
+ minsize.width = 1;
+ minsize.height = 1;
+ }
+ minsize.width =
+ minsize.width * self.tileSize.width + self.borderSize.width * 2.0;
+ minsize.height =
+ minsize.height * self.tileSize.height + self.borderSize.height * 2.0;
+ [[self makePrimaryWindow] setContentMinSize:minsize];
+ self.primaryWindow.contentResizeIncrements = self.tileSize;
+}
+
+- (void)saveWindowVisibleToDefaults: (BOOL)windowVisible
+{
+ int termIndex = [self terminalIndex];
+ BOOL safeVisibility = (termIndex == 0) ? YES : windowVisible; /* Ensure main term doesn't go away because of these defaults */
+ NSArray *terminals = [[NSUserDefaults standardUserDefaults] valueForKey: AngbandTerminalsDefaultsKey];
+
+ if( termIndex < (int)[terminals count] )
+ {
+ NSMutableDictionary *mutableTerm = [[NSMutableDictionary alloc] initWithDictionary: [terminals objectAtIndex: termIndex]];
+ [mutableTerm setValue: [NSNumber numberWithBool: safeVisibility] forKey: AngbandTerminalVisibleDefaultsKey];
+
+ NSMutableArray *mutableTerminals = [[NSMutableArray alloc] initWithArray: terminals];
+ [mutableTerminals replaceObjectAtIndex: termIndex withObject: mutableTerm];
+
+ [[NSUserDefaults standardUserDefaults] setValue: mutableTerminals forKey: AngbandTerminalsDefaultsKey];
+ }
+}
+
+- (BOOL)windowVisibleUsingDefaults
+{
+ int termIndex = [self terminalIndex];
+
+ if( termIndex == 0 )
+ {
+ return YES;
+ }
+
+ NSArray *terminals = [[NSUserDefaults standardUserDefaults] valueForKey: AngbandTerminalsDefaultsKey];
+ BOOL visible = NO;
+
+ if( termIndex < (int)[terminals count] )
+ {
+ NSDictionary *term = [terminals objectAtIndex: termIndex];
+ NSNumber *visibleValue = [term valueForKey: AngbandTerminalVisibleDefaultsKey];
+
+ if( visibleValue != nil )
+ {
+ visible = [visibleValue boolValue];
+ }
+ }
+
+ return visible;
+}
+
+#pragma mark -
+#pragma mark NSWindowDelegate Methods
+
+/*- (void)windowWillStartLiveResize: (NSNotification *)notification
+{
+}*/
+
+- (void)windowDidEndLiveResize: (NSNotification *)notification
+{
+ NSWindow *window = [notification object];
+ NSRect contentRect = [window contentRectForFrameRect: [window frame]];
+ [self resizeTerminalWithContentRect: contentRect saveToDefaults: !(self->inFullscreenTransition)];
+}
+
+/*- (NSSize)windowWillResize: (NSWindow *)sender toSize: (NSSize)frameSize
+{
+} */
+
+- (void)windowWillEnterFullScreen: (NSNotification *)notification
+{
+ self->inFullscreenTransition = YES;
+}
+
+- (void)windowDidEnterFullScreen: (NSNotification *)notification
+{
+ NSWindow *window = [notification object];
+ NSRect contentRect = [window contentRectForFrameRect: [window frame]];
+ self->inFullscreenTransition = NO;
+ [self resizeTerminalWithContentRect: contentRect saveToDefaults: NO];
+}
+
+- (void)windowWillExitFullScreen: (NSNotification *)notification
+{
+ self->inFullscreenTransition = YES;
+}
+
+- (void)windowDidExitFullScreen: (NSNotification *)notification
+{
+ NSWindow *window = [notification object];
+ NSRect contentRect = [window contentRectForFrameRect: [window frame]];
+ self->inFullscreenTransition = NO;
+ [self resizeTerminalWithContentRect: contentRect saveToDefaults: NO];
+}
+
+- (void)windowDidBecomeMain:(NSNotification *)notification
+{
+ NSWindow *window = [notification object];
+
+ if( window != self.primaryWindow )
+ {
+ return;
+ }
+
+ int termIndex = [self terminalIndex];
+ NSMenuItem *item = [[[NSApplication sharedApplication] windowsMenu] itemWithTag: AngbandWindowMenuItemTagBase + termIndex];
+ [item setState: NSOnState];
+
+ if( [[NSFontPanel sharedFontPanel] isVisible] )
+ {
+ [[NSFontPanel sharedFontPanel] setPanelFont:self.angbandViewFont
+ isMultiple: NO];
+ }
+}
+
+- (void)windowDidResignMain: (NSNotification *)notification
+{
+ NSWindow *window = [notification object];
+
+ if( window != self.primaryWindow )
+ {
+ return;
+ }
+
+ int termIndex = [self terminalIndex];
+ NSMenuItem *item = [[[NSApplication sharedApplication] windowsMenu] itemWithTag: AngbandWindowMenuItemTagBase + termIndex];
+ [item setState: NSOffState];
+}
+
+- (void)windowWillClose: (NSNotification *)notification
+{
+ /*
+ * If closing only because the application is terminating, don't update
+ * the visible state for when the application is relaunched.
+ */
+ if (! quit_when_ready) {
+ [self saveWindowVisibleToDefaults: NO];
+ }
+}
+
+@end
+
+
+@implementation AngbandView
+
+- (BOOL)isOpaque
+{
+ return YES;
+}
+
+- (BOOL)isFlipped
+{
+ return YES;
+}
+
+- (void)drawRect:(NSRect)rect
+{
+ if ([self inLiveResize]) {
+ /*
+ * Always anchor the cached area to the upper left corner of the view.
+ * Any parts on the right or bottom that can't be drawn from the cached
+ * area are simply cleared. Will fill them with appropriate content
+ * when resizing is done.
+ */
+ const NSRect *rects;
+ NSInteger count;
+
+ [self getRectsBeingDrawn:&rects count:&count];
+ if (count > 0) {
+ NSRect viewRect = [self visibleRect];
+
+ [[NSColor blackColor] set];
+ while (count-- > 0) {
+ CGFloat drawTop = rects[count].origin.y - viewRect.origin.y;
+ CGFloat drawBottom = drawTop + rects[count].size.height;
+ CGFloat drawLeft = rects[count].origin.x - viewRect.origin.x;
+ CGFloat drawRight = drawLeft + rects[count].size.width;
+ /*
+ * modRect and clrRect, like rects[count], are in the view
+ * coordinates with y flipped. cacheRect is in the bitmap
+ * coordinates and y is not flipped.
+ */
+ NSRect modRect, clrRect, cacheRect;
+
+ /*
+ * Clip by bottom edge of cached area. Clear what's below
+ * that.
+ */
+ if (drawTop >= self->cacheBounds.size.height) {
+ NSRectFill(rects[count]);
+ continue;
+ }
+ modRect.origin.x = rects[count].origin.x;
+ modRect.origin.y = rects[count].origin.y;
+ modRect.size.width = rects[count].size.width;
+ cacheRect.origin.y = drawTop;
+ if (drawBottom > self->cacheBounds.size.height) {
+ CGFloat excess =
+ drawBottom - self->cacheBounds.size.height;
+
+ modRect.size.height = rects[count].size.height - excess;
+ cacheRect.origin.y = 0;
+ clrRect.origin.x = modRect.origin.x;
+ clrRect.origin.y = modRect.origin.y + modRect.size.height;
+ clrRect.size.width = modRect.size.width;
+ clrRect.size.height = excess;
+ NSRectFill(clrRect);
+ } else {
+ modRect.size.height = rects[count].size.height;
+ cacheRect.origin.y = self->cacheBounds.size.height -
+ rects[count].size.height;
+ }
+ cacheRect.size.height = modRect.size.height;
+
+ /*
+ * Clip by right edge of cached area. Clear what's to the
+ * right of that and copy the remainder from the cache.
+ */
+ if (drawLeft >= self->cacheBounds.size.width) {
+ NSRectFill(modRect);
+ continue;
+ }
+ cacheRect.origin.x = drawLeft;
+ if (drawRight > self->cacheBounds.size.width) {
+ CGFloat excess = drawRight - self->cacheBounds.size.width;
+
+ modRect.size.width -= excess;
+ cacheRect.size.width =
+ self->cacheBounds.size.width - drawLeft;
+ clrRect.origin.x = modRect.origin.x + modRect.size.width;
+ clrRect.origin.y = modRect.origin.y;
+ clrRect.size.width = excess;
+ clrRect.size.height = modRect.size.height;
+ NSRectFill(clrRect);
+ } else {
+ cacheRect.size.width = drawRight - drawLeft;
+ }
+ [self->cacheForResize drawInRect:modRect fromRect:cacheRect
+ operation:NSCompositeCopy fraction:1.0
+ respectFlipped:YES hints:nil];
+ }
+ }
+ } else if (! self.angbandContext) {
+ /* Draw bright orange, 'cause this ain't right */
+ [[NSColor orangeColor] set];
+ NSRectFill([self bounds]);
+ } else {
+ /* Tell the Angband context to draw into us */
+ [self.angbandContext drawRect:rect inView:self];
+ }
+}
+
+/**
+ * Override NSView's method to set up a cache that's used in drawRect to
+ * handle drawing during a resize.
+ */
+- (void)viewWillStartLiveResize
+{
+ [super viewWillStartLiveResize];
+ self->cacheBounds = [self visibleRect];
+ self->cacheForResize =
+ [self bitmapImageRepForCachingDisplayInRect:self->cacheBounds];
+ if (self->cacheForResize != nil) {
+ [self cacheDisplayInRect:self->cacheBounds
+ toBitmapImageRep:self->cacheForResize];
+ } else {
+ self->cacheBounds.size.width = 0.;
+ self->cacheBounds.size.height = 0.;
+ }
+}
+
+/**
+ * Override NSView's method to release the cache set up in
+ * viewWillStartLiveResize.
+ */
+- (void)viewDidEndLiveResize
+{
+ [super viewDidEndLiveResize];
+ self->cacheForResize = nil;
+ [self setNeedsDisplay:YES];
+}
+
+@end
+
+/**
+ * Delay handling of double-clicked savefiles
+ */
+Boolean open_when_ready = FALSE;
+
+
+
+/**
+ * ------------------------------------------------------------------------
+ * Some generic functions
+ * ------------------------------------------------------------------------ */
+
+/**
+ * Sets an Angband color at a given index
+ */
+static void set_color_for_index(int idx)
+{
+ u16b rv, gv, bv;
+
+ /* Extract the R,G,B data */
+ rv = angband_color_table[idx][1];
+ gv = angband_color_table[idx][2];
+ bv = angband_color_table[idx][3];
+
+ CGContextSetRGBFillColor([[NSGraphicsContext currentContext] graphicsPort], rv/255., gv/255., bv/255., 1.);
+}
+
+/**
+ * Remember the current character in UserDefaults so we can select it by
+ * default next time.
+ */
+static void record_current_savefile(void)
+{
+ NSString *savefileString = [[NSString stringWithCString:savefile encoding:NSMacOSRomanStringEncoding] lastPathComponent];
+ if (savefileString)
+ {
+ NSUserDefaults *angbandDefs = [NSUserDefaults angbandDefaults];
+ [angbandDefs setObject:savefileString forKey:@"SaveFile"];
+ }
+}
+
+
+#ifdef JP
+/**
+ * Convert a two-byte EUC-JP encoded character (both *cp and (*cp + 1) are in
+ * the range, 0xA1-0xFE, or *cp is 0x8E) to a utf16 value in the native byte
+ * ordering.
+ */
+static wchar_t convert_two_byte_eucjp_to_utf16_native(const char *cp)
+{
+ NSString* str = [[NSString alloc] initWithBytes:cp length:2
+ encoding:NSJapaneseEUCStringEncoding];
+ wchar_t result = [str characterAtIndex:0];
+ str = nil;
+ return result;
+}
+#endif /* JP */
+
+
+/**
+ * ------------------------------------------------------------------------
+ * Support for the "z-term.c" package
+ * ------------------------------------------------------------------------ */
+
+
+/**
+ * Initialize a new Term
+ */
+static void Term_init_cocoa(term *t)
+{
+ @autoreleasepool {
+ AngbandContext *context = [[AngbandContext alloc] init];
+
+ /* Give the term ownership of the context */
+ t->data = (void *)CFBridgingRetain(context);
+
+ /* Handle graphics */
+ t->higher_pict = !! use_graphics;
+ t->always_pict = FALSE;
+
+ NSDisableScreenUpdates();
+
+ /*
+ * Figure out the frame autosave name based on the index of this term
+ */
+ NSString *autosaveName = nil;
+ int termIdx;
+ for (termIdx = 0; termIdx < ANGBAND_TERM_MAX; termIdx++)
+ {
+ if (angband_term[termIdx] == t)
+ {
+ autosaveName =
+ [NSString stringWithFormat:@"AngbandTerm-%d", termIdx];
+ break;
+ }
+ }
+
+ /* Set its font. */
+ NSString *fontName =
+ [[NSUserDefaults angbandDefaults]
+ stringForKey:[NSString stringWithFormat:@"FontName-%d", termIdx]];
+ if (! fontName) fontName = [[AngbandContext defaultFont] fontName];
+
+ /*
+ * Use a smaller default font for the other windows, but only if the
+ * font hasn't been explicitly set.
+ */
+ float fontSize =
+ (termIdx > 0) ? 10.0 : [[AngbandContext defaultFont] pointSize];
+ NSNumber *fontSizeNumber =
+ [[NSUserDefaults angbandDefaults]
+ valueForKey: [NSString stringWithFormat: @"FontSize-%d", termIdx]];
+
+ if( fontSizeNumber != nil )
+ {
+ fontSize = [fontSizeNumber floatValue];
+ }
+
+ [context setSelectionFont:[NSFont fontWithName:fontName size:fontSize]
+ adjustTerminal: NO];
+
+ NSArray *terminalDefaults =
+ [[NSUserDefaults standardUserDefaults]
+ valueForKey: AngbandTerminalsDefaultsKey];
+ NSInteger rows = 24;
+ NSInteger columns = 80;
+
+ if( termIdx < (int)[terminalDefaults count] )
+ {
+ NSDictionary *term = [terminalDefaults objectAtIndex: termIdx];
+ NSInteger defaultRows =
+ [[term valueForKey: AngbandTerminalRowsDefaultsKey]
+ integerValue];
+ NSInteger defaultColumns =
+ [[term valueForKey: AngbandTerminalColumnsDefaultsKey]
+ integerValue];
+
+ if (defaultRows > 0) rows = defaultRows;
+ if (defaultColumns > 0) columns = defaultColumns;
+ }
+
+ [context resizeWithColumns:columns rows:rows];
+
+ /* Get the window */
+ NSWindow *window = [context makePrimaryWindow];
+
+ /* Set its title and, for auxiliary terms, tentative size */
+ [context setDefaultTitle:termIdx];
+ [context constrainWindowSize:termIdx];
+
+ /*
+ * If this is the first term, and we support full screen (Mac OS X Lion
+ * or later), then allow it to go full screen (sweet). Allow other
+ * terms to be FullScreenAuxilliary, so they can at least show up.
+ * Unfortunately in Lion they don't get brought to the full screen
+ * space; but they would only make sense on multiple displays anyways
+ * so it's not a big loss.
+ */
+ if ([window respondsToSelector:@selector(toggleFullScreen:)])
+ {
+ NSWindowCollectionBehavior behavior = [window collectionBehavior];
+ behavior |=
+ (termIdx == 0 ?
+ NSWindowCollectionBehaviorFullScreenPrimary :
+ NSWindowCollectionBehaviorFullScreenAuxiliary);
+ [window setCollectionBehavior:behavior];
+ }
+
+ /* No Resume support yet, though it would not be hard to add */
+ if ([window respondsToSelector:@selector(setRestorable:)])
+ {
+ [window setRestorable:NO];
+ }
+
+ /* default window placement */ {
+ static NSRect overallBoundingRect;
+
+ if( termIdx == 0 )
+ {
+ /*
+ * This is a bit of a trick to allow us to display multiple
+ * windows in the "standard default" window position in OS X:
+ * the upper center of the screen. The term sizes set in
+ * AngbandAppDelegate's loadPrefs() are based on a 5-wide by
+ * 3-high grid, with the main term being 4/5 wide by 2/3 high
+ * (hence the scaling to find what the containing rect would
+ * be).
+ */
+ NSRect originalMainTermFrame = [window frame];
+ NSRect scaledFrame = originalMainTermFrame;
+ scaledFrame.size.width *= 5.0 / 4.0;
+ scaledFrame.size.height *= 3.0 / 2.0;
+ scaledFrame.size.width += 1.0; /* spacing between window columns */
+ scaledFrame.size.height += 1.0; /* spacing between window rows */
+ [window setFrame: scaledFrame display: NO];
+ [window center];
+ overallBoundingRect = [window frame];
+ [window setFrame: originalMainTermFrame display: NO];
+ }
+
+ static NSRect mainTermBaseRect;
+ NSRect windowFrame = [window frame];
+
+ if( termIdx == 0 )
+ {
+ /*
+ * The height and width adjustments were determined
+ * experimentally, so that the rest of the windows line up
+ * nicely without overlapping.
+ */
+ windowFrame.size.width += 7.0;
+ windowFrame.size.height += 9.0;
+ windowFrame.origin.x = NSMinX( overallBoundingRect );
+ windowFrame.origin.y =
+ NSMaxY( overallBoundingRect ) - NSHeight( windowFrame );
+ mainTermBaseRect = windowFrame;
+ }
+ else if( termIdx == 1 )
+ {
+ windowFrame.origin.x = NSMinX( mainTermBaseRect );
+ windowFrame.origin.y =
+ NSMinY( mainTermBaseRect ) - NSHeight( windowFrame ) - 1.0;
+ }
+ else if( termIdx == 2 )
+ {
+ windowFrame.origin.x = NSMaxX( mainTermBaseRect ) + 1.0;
+ windowFrame.origin.y =
+ NSMaxY( mainTermBaseRect ) - NSHeight( windowFrame );
+ }
+ else if( termIdx == 3 )
+ {
+ windowFrame.origin.x = NSMaxX( mainTermBaseRect ) + 1.0;
+ windowFrame.origin.y =
+ NSMinY( mainTermBaseRect ) - NSHeight( windowFrame ) - 1.0;
+ }
+ else if( termIdx == 4 )
+ {
+ windowFrame.origin.x = NSMaxX( mainTermBaseRect ) + 1.0;
+ windowFrame.origin.y = NSMinY( mainTermBaseRect );
+ }
+ else if( termIdx == 5 )
+ {
+ windowFrame.origin.x =
+ NSMinX( mainTermBaseRect ) + NSWidth( windowFrame ) + 1.0;
+ windowFrame.origin.y =
+ NSMinY( mainTermBaseRect ) - NSHeight( windowFrame ) - 1.0;
+ }
+
+ [window setFrame: windowFrame display: NO];
+ }
+
+ /* Override the default frame above if the user has adjusted windows in
+ * the past */
+ if (autosaveName) [window setFrameAutosaveName:autosaveName];
+
+ /*
+ * Tell it about its term. Do this after we've sized it so that the
+ * sizing doesn't trigger redrawing and such.
+ */
+ [context setTerm:t];
+
+ /*
+ * Only order front if it's the first term. Other terms will be ordered
+ * front from AngbandUpdateWindowVisibility(). This is to work around a
+ * problem where Angband aggressively tells us to initialize terms that
+ * don't do anything!
+ */
+ if (t == angband_term[0])
+ [context.primaryWindow makeKeyAndOrderFront: nil];
+
+ NSEnableScreenUpdates();
+
+ /* Set "mapped" flag */
+ t->mapped_flag = true;
+ }
+}
+
+
+
+/**
+ * Nuke an old Term
+ */
+static void Term_nuke_cocoa(term *t)
+{
+ @autoreleasepool {
+ AngbandContext *context = (__bridge AngbandContext*) (t->data);
+ if (context)
+ {
+ /* Tell the context to get rid of its windows, etc. */
+ [context dispose];
+
+ /* Balance our CFBridgingRetain from when we created it */
+ CFRelease(t->data);
+
+ /* Done with it */
+ t->data = NULL;
+ }
+ }
+}
+
+/**
+ * Returns the CGImageRef corresponding to an image with the given name in the
+ * resource directory, transferring ownership to the caller
+ */
+static CGImageRef create_angband_image(NSString *path)
+{
+ CGImageRef decodedImage = NULL, result = NULL;
+
+ /* Try using ImageIO to load the image */
+ if (path)
+ {
+ NSURL *url = [[NSURL alloc] initFileURLWithPath:path isDirectory:NO];
+ if (url)
+ {
+ NSDictionary *options = [[NSDictionary alloc] initWithObjectsAndKeys:(id)kCFBooleanTrue, kCGImageSourceShouldCache, nil];
+ CGImageSourceRef source = CGImageSourceCreateWithURL((CFURLRef)url, (CFDictionaryRef)options);
+ if (source)
+ {
+ /* We really want the largest image, but in practice there's
+ * only going to be one */
+ decodedImage = CGImageSourceCreateImageAtIndex(source, 0, (CFDictionaryRef)options);
+ CFRelease(source);
+ }
+ }
+ }
+
+ /* Draw the sucker to defeat ImageIO's weird desire to cache and decode on
+ * demand. Our images aren't that big! */
+ if (decodedImage)
+ {
+ size_t width = CGImageGetWidth(decodedImage), height = CGImageGetHeight(decodedImage);
+
+ /* Compute our own bitmap info */
+ CGBitmapInfo imageBitmapInfo = CGImageGetBitmapInfo(decodedImage);
+ CGBitmapInfo contextBitmapInfo = kCGBitmapByteOrderDefault;
+
+ switch (imageBitmapInfo & kCGBitmapAlphaInfoMask) {
+ case kCGImageAlphaNone:
+ case kCGImageAlphaNoneSkipLast:
+ case kCGImageAlphaNoneSkipFirst:
+ /* No alpha */
+ contextBitmapInfo |= kCGImageAlphaNone;
+ break;
+ default:
+ /* Some alpha, use premultiplied last which is most efficient. */
+ contextBitmapInfo |= kCGImageAlphaPremultipliedLast;
+ break;
+ }
+
+ /* Draw the source image flipped, since the view is flipped */
+ CGContextRef ctx = CGBitmapContextCreate(NULL, width, height, CGImageGetBitsPerComponent(decodedImage), CGImageGetBytesPerRow(decodedImage), CGImageGetColorSpace(decodedImage), contextBitmapInfo);
+ if (ctx) {
+ CGContextSetBlendMode(ctx, kCGBlendModeCopy);
+ CGContextTranslateCTM(ctx, 0.0, height);
+ CGContextScaleCTM(ctx, 1.0, -1.0);
+ CGContextDrawImage(
+ ctx, CGRectMake(0, 0, width, height), decodedImage);
+ result = CGBitmapContextCreateImage(ctx);
+ CFRelease(ctx);
+ }
+
+ CGImageRelease(decodedImage);
+ }
+ return result;
+}
+
+/**
+ * React to changes
+ */
+static errr Term_xtra_cocoa_react(void)
+{
+ /* Don't actually switch graphics until the game is running */
+ if (!initialized || !game_in_progress) return (-1);
+
+ @autoreleasepool {
+ /* Handle graphics */
+ int expected_graf_mode = (current_graphics_mode) ?
+ current_graphics_mode->grafID : GRAPHICS_NONE;
+ if (graf_mode_req != expected_graf_mode)
+ {
+ graphics_mode *new_mode;
+ if (graf_mode_req != GRAPHICS_NONE) {
+ new_mode = get_graphics_mode(graf_mode_req);
+ } else {
+ new_mode = NULL;
+ }
+
+ /* Get rid of the old image. CGImageRelease is NULL-safe. */
+ CGImageRelease(pict_image);
+ pict_image = NULL;
+
+ /* Try creating the image if we want one */
+ if (new_mode != NULL)
+ {
+ NSString *img_path =
+ [NSString stringWithFormat:@"%s/%s", new_mode->path, new_mode->file];
+ pict_image = create_angband_image(img_path);
+
+ /* If we failed to create the image, revert to ASCII. */
+ if (! pict_image) {
+ new_mode = NULL;
+ if (use_bigtile) {
+ arg_bigtile = FALSE;
+ }
+ [[NSUserDefaults angbandDefaults]
+ setInteger:GRAPHICS_NONE
+ forKey:AngbandGraphicsDefaultsKey];
+
+ NSString *msg = NSLocalizedStringWithDefaultValue(
+ @"Error.TileSetLoadFailed",
+ AngbandMessageCatalog,
+ [NSBundle mainBundle],
+ @"Failed to Load Tile Set",
+ @"Alert text for failed tile set load");
+ NSString *info = NSLocalizedStringWithDefaultValue(
+ @"Error.TileSetRevertToASCII",
+ AngbandMessageCatalog,
+ [NSBundle mainBundle],
+ @"Could not load the tile set. Switched back to ASCII.",
+ @"Alert informative message for failed tile set load");
+ NSAlert *alert = [[NSAlert alloc] init];
+
+ alert.messageText = msg;
+ alert.informativeText = info;
+ [alert runModal];
+ }
+ }
+
+ if (graphics_are_enabled()) {
+ /*
+ * The contents stored in the AngbandContext may have
+ * references to the old tile set. Out of an abundance
+ * of caution, clear those references in case there's an
+ * attempt to redraw the contents before the core has the
+ * chance to update it via the text_hook, pict_hook, and
+ * wipe_hook.
+ */
+ for (int iterm = 0; iterm < ANGBAND_TERM_MAX; ++iterm) {
+ AngbandContext* aContext =
+ (__bridge AngbandContext*) (angband_term[iterm]->data);
+
+ [aContext.contents wipeTiles];
+ }
+ }
+
+ /* Record what we did */
+ use_graphics = new_mode ? new_mode->grafID : 0;
+ ANGBAND_GRAF = (new_mode ? new_mode->graf : "ascii");
+ current_graphics_mode = new_mode;
+
+ /* Enable or disable higher picts. */
+ for (int iterm = 0; iterm < ANGBAND_TERM_MAX; ++iterm) {
+ if (angband_term[iterm]) {
+ angband_term[iterm]->higher_pict = !! use_graphics;
+ }
+ }
+
+ if (pict_image && current_graphics_mode)
+ {
+ /*
+ * Compute the row and column count via the image height and
+ * width.
+ */
+ pict_rows = (int)(CGImageGetHeight(pict_image) /
+ current_graphics_mode->cell_height);
+ pict_cols = (int)(CGImageGetWidth(pict_image) /
+ current_graphics_mode->cell_width);
+ }
+ else
+ {
+ pict_rows = 0;
+ pict_cols = 0;
+ }
+
+ /* Reset visuals */
+ if (arg_bigtile == use_bigtile && character_generated)
+ {
+ reset_visuals();
+ }
+ }
+
+ if (arg_bigtile != use_bigtile) {
+ if (character_generated)
+ {
+ /* Reset visuals */
+ reset_visuals();
+ }
+
+ Term_activate(angband_term[0]);
+ Term_resize(angband_term[0]->wid, angband_term[0]->hgt);
+ }
+ }
+
+ /* Success */
+ return (0);
+}
+
+
+/**
+ * Do a "special thing"
+ */
+static errr Term_xtra_cocoa(int n, int v)
+{
+ errr result = 0;
+ @autoreleasepool {
+ AngbandContext* angbandContext =
+ (__bridge AngbandContext*) (Term->data);
+
+ /* Analyze */
+ switch (n) {
+ /* Make a noise */
+ case TERM_XTRA_NOISE:
+ NSBeep();
+ break;
+
+ /* Make a sound */
+ case TERM_XTRA_SOUND:
+ play_sound(v);
+ break;
+
+ /* Process random events */
+ case TERM_XTRA_BORED:
+ /*
+ * Show or hide cocoa windows based on the subwindow flags set by
+ * the user.
+ */
+ AngbandUpdateWindowVisibility();
+ /* Process an event */
+ (void)check_events(CHECK_EVENTS_NO_WAIT);
+ break;
+
+ /* Process pending events */
+ case TERM_XTRA_EVENT:
+ /* Process an event */
+ (void)check_events(v);
+ break;
+
+ /* Flush all pending events (if any) */
+ case TERM_XTRA_FLUSH:
+ /* Hack -- flush all events */
+ while (check_events(CHECK_EVENTS_DRAIN)) /* loop */;
+
+ break;
+
+ /* Hack -- Change the "soft level" */
+ case TERM_XTRA_LEVEL:
+ /*
+ * Here we could activate (if requested), but I don't think
+ * Angband should be telling us our window order (the user
+ * should decide that), so do nothing.
+ */
+ break;
+
+ /* Clear the screen */
+ case TERM_XTRA_CLEAR:
+ [angbandContext.contents wipe];
+ [angbandContext setNeedsDisplay:YES];
+ break;
+
+ /* React to changes */
+ case TERM_XTRA_REACT:
+ result = Term_xtra_cocoa_react();
+ break;
+
+ /* Delay (milliseconds) */
+ case TERM_XTRA_DELAY:
+ /* If needed */
+ if (v > 0) {
+ double seconds = v / 1000.;
+ NSDate* date = [NSDate dateWithTimeIntervalSinceNow:seconds];
+ do {
+ NSEvent* event;
+ do {
+ event = [NSApp nextEventMatchingMask:-1
+ untilDate:date
+ inMode:NSDefaultRunLoopMode
+ dequeue:YES];
+ if (event) send_event(event);
+ } while (event);
+ } while ([date timeIntervalSinceNow] >= 0);
+ }
+ break;
+
+ /* Draw the pending changes. */
+ case TERM_XTRA_FRESH:
+ {
+ /*
+ * Check the cursor visibility since the core will tell us
+ * explicitly to draw it, but tells us implicitly to forget it
+ * by simply telling us to redraw a location.
+ */
+ int isVisible = 0;
+
+ Term_get_cursor(&isVisible);
+ if (! isVisible) {
+ [angbandContext.contents removeCursor];
+ }
+ [angbandContext computeInvalidRects];
+ [angbandContext.changes clear];
+ }
+ break;
+
+ default:
+ /* Oops */
+ result = 1;
+ break;
+ }
+ }
+
+ return result;
+}
+
+static errr Term_curs_cocoa(TERM_LEN x, TERM_LEN y)
+{
+ AngbandContext *angbandContext = (__bridge AngbandContext*) (Term->data);
+
+ [angbandContext.contents setCursorAtColumn:x row:y width:1 height:1];
+ /*
+ * Unfortunately, this (and the same logic in Term_bigcurs_cocoa) will
+ * also trigger what's under the cursor to be redrawn as well, even if
+ * it has not changed. In the current drawing implementation, that
+ * inefficiency seems unavoidable.
+ */
+ [angbandContext.changes markChangedAtColumn:x row:y];
+
+ /* Success */
+ return 0;
+}
+
+/**
+ * Draw a cursor that's two tiles wide. For Japanese, that's used when
+ * the cursor points at a kanji character, irregardless of whether operating
+ * in big tile mode.
+ */
+static errr Term_bigcurs_cocoa(TERM_LEN x, TERM_LEN y)
+{
+ AngbandContext *angbandContext = (__bridge AngbandContext*) (Term->data);
+
+ [angbandContext.contents setCursorAtColumn:x row:y width:2 height:1];
+ [angbandContext.changes markChangedBlockAtColumn:x row:y width:2 height:1];
+
+ /* Success */
+ return 0;
+}
+
+/**
+ * Low level graphics (Assumes valid input)
+ *
+ * Erase "n" characters starting at (x,y)
+ */
+static errr Term_wipe_cocoa(TERM_LEN x, TERM_LEN y, int n)
+{
+ AngbandContext *angbandContext = (__bridge AngbandContext*) (Term->data);
+
+ [angbandContext.contents wipeBlockAtColumn:x row:y width:n height:1];
+ [angbandContext.changes markChangedRangeAtColumn:x row:y width:n];
+
+ /* Success */
+ return 0;
+}
+
+static errr Term_pict_cocoa(TERM_LEN x, TERM_LEN y, int n,
+ TERM_COLOR *ap, concptr cp,
+ const TERM_COLOR *tap, concptr tcp)
+{
+ /* Paranoia: Bail if graphics aren't enabled */
+ if (! graphics_are_enabled()) return -1;
+
+ AngbandContext* angbandContext = (__bridge AngbandContext*) (Term->data);
+ int step = (use_bigtile) ? 2 : 1;
+
+ int alphablend;
+ if (use_graphics) {
+ CGImageAlphaInfo ainfo = CGImageGetAlphaInfo(pict_image);
+
+ alphablend = (ainfo & (kCGImageAlphaPremultipliedFirst |
+ kCGImageAlphaPremultipliedLast)) ? 1 : 0;
+ } else {
+ alphablend = 0;
+ }
+
+ for (int i = x; i < x + n * step; i += step) {
+ TERM_COLOR a = *ap++;
+ char c = *cp++;
+ TERM_COLOR ta = *tap++;
+ char tc = *tcp++;
+
+ if (use_graphics && (a & 0x80) && (c & 0x80)) {
+ char fgdRow = ((byte)a & 0x7F) % pict_rows;
+ char fgdCol = ((byte)c & 0x7F) % pict_cols;
+ char bckRow, bckCol;
+
+ if (alphablend) {
+ bckRow = ((byte)ta & 0x7F) % pict_rows;
+ bckCol = ((byte)tc & 0x7F) % pict_cols;
+ } else {
+ /*
+ * Not blending so make the background the same as the
+ * the foreground.
+ */
+ bckRow = fgdRow;
+ bckCol = fgdCol;
+ }
+ [angbandContext.contents setTileAtColumn:i row:y
+ foregroundColumn:fgdCol
+ foregroundRow:fgdRow
+ backgroundColumn:bckCol
+ backgroundRow:bckRow
+ tileWidth:step
+ tileHeight:1];
+ [angbandContext.changes markChangedBlockAtColumn:i row:y
+ width:step height:1];
+ }
+ }
+
+ /* Success */
+ return (0);
+}
+
+/**
+ * Low level graphics. Assumes valid input.
+ *
+ * Draw several ("n") chars, with an attr, at a given location.
+ */
+static errr Term_text_cocoa(
+ TERM_LEN x, TERM_LEN y, int n, TERM_COLOR a, concptr cp)
+{
+ AngbandContext* angbandContext = (__bridge AngbandContext*) (Term->data);
+
+ [angbandContext.contents setUniformAttributeTextRunAtColumn:x
+ row:y n:n glyphs:cp attribute:a];
+ [angbandContext.changes markChangedRangeAtColumn:x row:y width:n];
+
+ /* Success */
+ return 0;
+}
+
+/**
+ * Handle redrawing for a change to the tile set, tile scaling, or main window
+ * font. Returns YES if the redrawing was initiated. Otherwise returns NO.
+ */
+static BOOL redraw_for_tiles_or_term0_font(void)
+{
+ /*
+ * In Angband 4.2, do_cmd_redraw() will always clear, but only provides
+ * something to replace the erased content if a character has been
+ * generated. In Hengband, do_cmd_redraw() isn't safe to call unless a
+ * character has been generated. Therefore, only call it if a character
+ * has been generated.
+ */
+ if (character_generated) {
+ do_cmd_redraw();
+ wakeup_event_loop();
+ return YES;
+ }
+ return NO;
+}
+
+/**
+ * Post a nonsense event so that our event loop wakes up
+ */
+static void wakeup_event_loop(void)
+{
+ /* Big hack - send a nonsense event to make us update */
+ NSEvent *event = [NSEvent otherEventWithType:NSApplicationDefined location:NSZeroPoint modifierFlags:0 timestamp:0 windowNumber:0 context:NULL subtype:AngbandEventWakeup data1:0 data2:0];
+ [NSApp postEvent:event atStart:NO];
+}
+
+
+/**
+ * Handle the "open_when_ready" flag
+ */
+static void handle_open_when_ready(void)
+{
+ /* Check the flag XXX XXX XXX make a function for this */
+ if (open_when_ready && initialized && !game_in_progress)
+ {
+ /* Forget */
+ open_when_ready = FALSE;
+
+ /* Game is in progress */
+ game_in_progress = TRUE;
+
+ /* Wait for a keypress */
+ pause_line(Term->hgt - 1);
+ }
+}
+
+
+/**
+ * Handle quit_when_ready, by Peter Ammon,
+ * slightly modified to check inkey_flag.
+ */
+static void quit_calmly(void)
+{
+ /* Quit immediately if game's not started */
+ if (!game_in_progress || !character_generated) quit(NULL);
+
+ /* Save the game and Quit (if it's safe) */
+ if (inkey_flag)
+ {
+ /* Hack -- Forget messages and term */
+ msg_flag = FALSE;
+ Term->mapped_flag = FALSE;
+
+ /* Save the game */
+ do_cmd_save_game(FALSE);
+ record_current_savefile();
+
+ /* Quit */
+ quit(NULL);
+ }
+
+ /* Wait until inkey_flag is set */
+}
+
+
+
+/**
+ * Returns YES if we contain an AngbandView (and hence should direct our events
+ * to Angband)
+ */
+static BOOL contains_angband_view(NSView *view)
+{
+ if ([view isKindOfClass:[AngbandView class]]) return YES;
+ for (NSView *subview in [view subviews]) {
+ if (contains_angband_view(subview)) return YES;
+ }
+ return NO;
+}
+
+
+/**
+ * Queue mouse presses if they occur in the map section of the main window.
+ */
+static void AngbandHandleEventMouseDown( NSEvent *event )
+{
+#if 0
+ AngbandContext *angbandContext = [[[event window] contentView] angbandContext];
+ AngbandContext *mainAngbandContext =
+ (__bridge AngbandContext*) (angband_term[0]->data);
+
+ if (mainAngbandContext.primaryWindow &&
+ [[event window] windowNumber] ==
+ [mainAngbandContext.primaryWindow windowNumber])
+ {
+ int cols, rows, x, y;
+ Term_get_size(&cols, &rows);
+ NSSize tileSize = angbandContext.tileSize;
+ NSSize border = angbandContext.borderSize;
+ NSPoint windowPoint = [event locationInWindow];
+
+ /* Adjust for border; add border height because window origin is at
+ * bottom */
+ windowPoint = NSMakePoint( windowPoint.x - border.width, windowPoint.y + border.height );
+
+ NSPoint p = [[[event window] contentView] convertPoint: windowPoint fromView: nil];
+ x = floor( p.x / tileSize.width );
+ y = floor( p.y / tileSize.height );
+
+ /* Being safe about this, since xcode doesn't seem to like the
+ * bool_hack stuff */
+ BOOL displayingMapInterface = ((int)inkey_flag != 0);
+
+ /* Sidebar plus border == thirteen characters; top row is reserved. */
+ /* Coordinates run from (0,0) to (cols-1, rows-1). */
+ BOOL mouseInMapSection = (x > 13 && x <= cols - 1 && y > 0 && y <= rows - 2);
+
+ /* If we are displaying a menu, allow clicks anywhere within
+ * the terminal bounds; if we are displaying the main game
+ * interface, only allow clicks in the map section */
+ if ((!displayingMapInterface && x >= 0 && x < cols &&
+ y >= 0 && y < rows) ||
+ (displayingMapInterface && mouseInMapSection))
+ {
+ /* [event buttonNumber] will return 0 for left click,
+ * 1 for right click, but this is safer */
+ int button = ([event type] == NSLeftMouseDown) ? 1 : 2;
+
+#ifdef KC_MOD_ALT
+ NSUInteger eventModifiers = [event modifierFlags];
+ byte angbandModifiers = 0;
+ angbandModifiers |= (eventModifiers & NSShiftKeyMask) ? KC_MOD_SHIFT : 0;
+ angbandModifiers |= (eventModifiers & NSControlKeyMask) ? KC_MOD_CONTROL : 0;
+ angbandModifiers |= (eventModifiers & NSAlternateKeyMask) ? KC_MOD_ALT : 0;
+ button |= (angbandModifiers & 0x0F) << 4; /* encode modifiers in the button number (see Term_mousepress()) */
+#endif
+
+ Term_mousepress(x, y, button);
+ }
+ }
+#endif
+
+ /* Pass click through to permit focus change, resize, etc. */
+ [NSApp sendEvent:event];
+}
+
+
+
+/**
+ * Encodes an NSEvent Angband-style, or forwards it along. Returns YES if the
+ * event was sent to Angband, NO if Cocoa (or nothing) handled it */
+static BOOL send_event(NSEvent *event)
+{
+
+ /* If the receiving window is not an Angband window, then do nothing */
+ if (! contains_angband_view([[event window] contentView]))
+ {
+ [NSApp sendEvent:event];
+ return NO;
+ }
+
+ /* Analyze the event */
+ switch ([event type])
+ {
+ case NSKeyDown:
+ {
+ /* Try performing a key equivalent */
+ if ([[NSApp mainMenu] performKeyEquivalent:event]) break;
+
+ unsigned modifiers = [event modifierFlags];
+
+ /* Send all NSCommandKeyMasks through */
+ if (modifiers & NSCommandKeyMask)
+ {
+ [NSApp sendEvent:event];
+ break;
+ }
+
+ if (! [[event characters] length]) break;
+
+
+ /* Extract some modifiers */
+ int mc = !! (modifiers & NSControlKeyMask);
+ int ms = !! (modifiers & NSShiftKeyMask);
+ int mo = !! (modifiers & NSAlternateKeyMask);
+ int kp = !! (modifiers & NSNumericPadKeyMask);
+
+
+ /* Get the Angband char corresponding to this unichar */
+ unichar c = [[event characters] characterAtIndex:0];
+ char ch;
+ /*
+ * Have anything from the numeric keypad generate a macro
+ * trigger so that shift or control modifiers can be passed.
+ */
+ if (c <= 0x7F && !kp)
+ {
+ ch = (char) c;
+ }
+ else {
+ /*
+ * The rest of Hengband uses Angband 2.7's or so key handling:
+ * so for the rest do something like the encoding that
+ * main-win.c does: send a macro trigger with the Unicode
+ * value encoded into printable ASCII characters.
+ */
+ ch = '\0';
+ }
+
+ /* override special keys */
+ switch([event keyCode]) {
+ case kVK_Return: ch = '\r'; break;
+ case kVK_Escape: ch = 27; break;
+ case kVK_Tab: ch = '\t'; break;
+ case kVK_Delete: ch = '\b'; break;
+ case kVK_ANSI_KeypadEnter: ch = '\r'; kp = TRUE; break;
+ }
+
+ /* Hide the mouse pointer */
+ [NSCursor setHiddenUntilMouseMoves:YES];
+
+ /* Enqueue it */
+ if (ch != '\0')
+ {
+ Term_keypress(ch);
+ }
+ else
+ {
+ /*
+ * Could use the hexsym global but some characters overlap with
+ * those used to indicate modifiers.
+ */
+ const char encoded[16] = {
+ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b',
+ 'c', 'd', 'e', 'f'
+ };
+
+ /* Begin the macro trigger. */
+ Term_keypress(31);
+
+ /* Send the modifiers. */
+ if (mc) Term_keypress('C');
+ if (ms) Term_keypress('S');
+ if (mo) Term_keypress('O');
+ if (kp) Term_keypress('K');
+
+ do {
+ Term_keypress(encoded[c & 0xF]);
+ c >>= 4;
+ } while (c > 0);
+
+ /* End the macro trigger. */
+ Term_keypress(13);
+ }
+
+ break;
+ }
+
+ case NSLeftMouseDown:
+ case NSRightMouseDown:
+ AngbandHandleEventMouseDown(event);
+ break;
+
+ case NSApplicationDefined:
+ {
+ if ([event subtype] == AngbandEventWakeup)
+ {
+ return YES;
+ }
+ break;
+ }
+
+ default:
+ [NSApp sendEvent:event];
+ return YES;
+ }
+ return YES;
+}
+
+/**
+ * Check for Events, return TRUE if we process any
+ */
+static BOOL check_events(int wait)
+{
+ BOOL result = YES;
+
+ @autoreleasepool {
+ /* Handles the quit_when_ready flag */
+ if (quit_when_ready) quit_calmly();
+
+ NSDate* endDate;
+ if (wait == CHECK_EVENTS_WAIT) endDate = [NSDate distantFuture];
+ else endDate = [NSDate distantPast];
+
+ NSEvent* event;
+ for (;;) {
+ if (quit_when_ready)
+ {
+ /* send escape events until we quit */
+ Term_keypress(0x1B);
+ result = NO;
+ break;
+ }
+ else {
+ event = [NSApp nextEventMatchingMask:-1 untilDate:endDate
+ inMode:NSDefaultRunLoopMode dequeue:YES];
+ if (! event) {
+ result = NO;
+ break;
+ }
+ if (send_event(event)) break;
+ }
+ }
+ }
+
+ return result;
+}
+
+/**
+ * Hook to tell the user something important
+ */
+static void hook_plog(const char * str)
+{
+ if (str)
+ {
+ NSString *msg = NSLocalizedStringWithDefaultValue(
+ @"Warning", AngbandMessageCatalog, [NSBundle mainBundle],
+ @"Warning", @"Alert text for generic warning");
+ NSString *info = [NSString stringWithCString:str
+#ifdef JP
+ encoding:NSJapaneseEUCStringEncoding
+#else
+ encoding:NSMacOSRomanStringEncoding
+#endif
+ ];
+ NSAlert *alert = [[NSAlert alloc] init];
+
+ alert.messageText = msg;
+ alert.informativeText = info;
+ [alert runModal];
+ }
+}
+
+
+/**
+ * Hook to tell the user something, and then quit
+ */
+static void hook_quit(const char * str)
+{
+ for (int i = ANGBAND_TERM_MAX - 1; i >= 0; --i) {
+ if (angband_term[i]) {
+ term_nuke(angband_term[i]);
+ }
+ }
+ [AngbandSoundCatalog clearSharedSounds];
+ [AngbandContext setDefaultFont:nil];
+ plog(str);
+ exit(0);
+}
+
+/**
+ * Return the path for Angband's lib directory and bail if it isn't found. The
+ * lib directory should be in the bundle's resources directory, since it's
+ * copied when built.
+ */
+static NSString* get_lib_directory(void)
+{
+ NSString *bundleLibPath = [[[NSBundle mainBundle] resourcePath] stringByAppendingPathComponent: AngbandDirectoryNameLib];
+ BOOL isDirectory = NO;
+ BOOL libExists = [[NSFileManager defaultManager] fileExistsAtPath: bundleLibPath isDirectory: &isDirectory];
+
+ if( !libExists || !isDirectory )
+ {
+ NSLog( @"Hengband: can't find %@/ in bundle: isDirectory: %d libExists: %d", AngbandDirectoryNameLib, isDirectory, libExists );
+
+ NSString *msg = NSLocalizedStringWithDefaultValue(
+ @"Error.MissingResources",
+ AngbandMessageCatalog,
+ [NSBundle mainBundle],
+ @"Missing Resources",
+ @"Alert text for missing resources");
+ NSString *info = NSLocalizedStringWithDefaultValue(
+ @"Error.MissingAngbandLib",
+ AngbandMessageCatalog,
+ [NSBundle mainBundle],
+ @"Hengband was unable to find required resources and must quit. Please report a bug on the Angband forums.",
+ @"Alert informative message for missing Angband lib/ folder");
+ NSString *quit_label = NSLocalizedStringWithDefaultValue(
+ @"Label.Quit", AngbandMessageCatalog, [NSBundle mainBundle],
+ @"Quit", @"Quit");
+ NSAlert *alert = [[NSAlert alloc] init];
+
+ /*
+ * Note that NSCriticalAlertStyle was deprecated in 10.10. The
+ * replacement is NSAlertStyleCritical.
+ */
+ alert.alertStyle = NSCriticalAlertStyle;
+ alert.messageText = msg;
+ alert.informativeText = info;
+ [alert addButtonWithTitle:quit_label];
+ [alert runModal];
+ exit( 0 );
+ }
+
+ return bundleLibPath;
+}
+
+/**
+ * Return the path for the directory where Angband should look for its standard
+ * user file tree.
+ */
+static NSString* get_doc_directory(void)
+{
+ NSString *documents = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) lastObject];
+
+#if defined(SAFE_DIRECTORY)
+ NSString *versionedDirectory = [NSString stringWithFormat: @"%@-%s", AngbandDirectoryNameBase, VERSION_STRING];
+ return [documents stringByAppendingPathComponent: versionedDirectory];
+#else
+ return [documents stringByAppendingPathComponent: AngbandDirectoryNameBase];
+#endif
+}
+
+/**
+ * Adjust directory paths as needed to correct for any differences needed by
+ * Angband. init_file_paths() currently requires that all paths provided have
+ * a trailing slash and all other platforms honor this.
+ *
+ * \param originalPath The directory path to adjust.
+ * \return A path suitable for Angband or nil if an error occurred.
+ */
+static NSString* AngbandCorrectedDirectoryPath(NSString *originalPath)
+{
+ if ([originalPath length] == 0) {
+ return nil;
+ }
+
+ if (![originalPath hasSuffix: @"/"]) {
+ return [originalPath stringByAppendingString: @"/"];
+ }
+
+ return originalPath;
+}
+
+/**
+ * Give Angband the base paths that should be used for the various directories
+ * it needs. It will create any needed directories.
+ */
+static void prepare_paths_and_directories(void)
+{
+ char libpath[PATH_MAX + 1] = "\0";
+ NSString *libDirectoryPath =
+ AngbandCorrectedDirectoryPath(get_lib_directory());
+ [libDirectoryPath getFileSystemRepresentation: libpath maxLength: sizeof(libpath)];
+
+ char basepath[PATH_MAX + 1] = "\0";
+ NSString *angbandDocumentsPath =
+ AngbandCorrectedDirectoryPath(get_doc_directory());
+ [angbandDocumentsPath getFileSystemRepresentation: basepath maxLength: sizeof(basepath)];
+
+ init_file_paths(libpath, basepath);
+ create_needed_dirs();
+}
+
+/**
+ * Play sound effects asynchronously. Select a sound from any available
+ * for the required event, and bridge to Cocoa to play it.
+ */
+static void play_sound(int event)
+{
+ [[AngbandSoundCatalog sharedSounds] playSound:event];
+}
+
+/**
+ * ------------------------------------------------------------------------
+ * Main program
+ * ------------------------------------------------------------------------ */
+
+@implementation AngbandAppDelegate
+
+@synthesize graphicsMenu=_graphicsMenu;
+@synthesize commandMenu=_commandMenu;
+@synthesize commandMenuTagMap=_commandMenuTagMap;
+
+- (IBAction)newGame:sender
+{
+ /* Game is in progress */
+ game_in_progress = TRUE;
+ new_game = TRUE;
+}
+
+- (IBAction)editFont:sender
+{
+ NSFontPanel *panel = [NSFontPanel sharedFontPanel];
+ NSFont *termFont = [AngbandContext defaultFont];
+
+ int i;
+ for (i=0; i < ANGBAND_TERM_MAX; i++) {
+ AngbandContext *context =
+ (__bridge AngbandContext*) (angband_term[i]->data);
+ if ([context isKeyWindow]) {
+ termFont = [context angbandViewFont];
+ break;
+ }
+ }
+
+ [panel setPanelFont:termFont isMultiple:NO];
+ [panel orderFront:self];
+}
+
+/**
+ * Implement NSObject's changeFont() method to receive a notification about the
+ * changed font. Note that, as of 10.14, changeFont() is deprecated in
+ * NSObject - it will be removed at some point and the application delegate
+ * will have to be declared as implementing the NSFontChanging protocol.
+ */
+- (void)changeFont:(id)sender
+{
+ int mainTerm;
+ for (mainTerm=0; mainTerm < ANGBAND_TERM_MAX; mainTerm++) {
+ AngbandContext *context =
+ (__bridge AngbandContext*) (angband_term[mainTerm]->data);
+ if ([context isKeyWindow]) {
+ break;
+ }
+ }
+
+ /* Bug #1709: Only change font for angband windows */
+ if (mainTerm == ANGBAND_TERM_MAX) return;
+
+ NSFont *oldFont = [AngbandContext defaultFont];
+ NSFont *newFont = [sender convertFont:oldFont];
+ if (! newFont) return; /*paranoia */
+
+ /* Store as the default font if we changed the first term */
+ if (mainTerm == 0) {
+ [AngbandContext setDefaultFont:newFont];
+ }
+
+ /* Record it in the preferences */
+ NSUserDefaults *defs = [NSUserDefaults angbandDefaults];
+ [defs setValue:[newFont fontName]
+ forKey:[NSString stringWithFormat:@"FontName-%d", mainTerm]];
+ [defs setFloat:[newFont pointSize]
+ forKey:[NSString stringWithFormat:@"FontSize-%d", mainTerm]];
+
+ NSDisableScreenUpdates();
+
+ /* Update window */
+ AngbandContext *angbandContext =
+ (__bridge AngbandContext*) (angband_term[mainTerm]->data);
+ [(id)angbandContext setSelectionFont:newFont adjustTerminal: YES];
+
+ NSEnableScreenUpdates();
+
+ if (mainTerm != 0 || ! redraw_for_tiles_or_term0_font()) {
+ [(id)angbandContext requestRedraw];
+ }
+}
+
+- (IBAction)openGame:sender
+{
+ @autoreleasepool {
+ BOOL selectedSomething = NO;
+ int panelResult;
+
+ /* Get where we think the save files are */
+ NSURL *startingDirectoryURL =
+ [NSURL fileURLWithPath:[NSString stringWithCString:ANGBAND_DIR_SAVE encoding:NSASCIIStringEncoding]
+ isDirectory:YES];
+
+ /* Set up an open panel */
+ NSOpenPanel* panel = [NSOpenPanel openPanel];
+ [panel setCanChooseFiles:YES];
+ [panel setCanChooseDirectories:NO];
+ [panel setResolvesAliases:YES];
+ [panel setAllowsMultipleSelection:NO];
+ [panel setTreatsFilePackagesAsDirectories:YES];
+ [panel setDirectoryURL:startingDirectoryURL];
+
+ /* Run it */
+ panelResult = [panel runModal];
+ if (panelResult == NSOKButton)
+ {
+ NSArray* fileURLs = [panel URLs];
+ if ([fileURLs count] > 0 && [[fileURLs objectAtIndex:0] isFileURL])
+ {
+ NSURL* savefileURL = (NSURL *)[fileURLs objectAtIndex:0];
+ /*
+ * The path property doesn't do the right thing except for
+ * URLs with the file scheme. We had
+ * getFileSystemRepresentation here before, but that wasn't
+ * introduced until OS X 10.9.
+ */
+ selectedSomething = [[savefileURL path]
+ getCString:savefile
+ maxLength:sizeof savefile
+ encoding:NSMacOSRomanStringEncoding];
+ }
+ }
+
+ if (selectedSomething)
+ {
+ /* Remember this so we can select it by default next time */
+ record_current_savefile();
+
+ /* Game is in progress */
+ game_in_progress = TRUE;
+ }
+ }
+}
+
+- (IBAction)saveGame:sender
+{
+ /* Hack -- Forget messages */
+ msg_flag = FALSE;
+
+ /* Save the game */
+ do_cmd_save_game(FALSE);
+
+ /* Record the current save file so we can select it by default next time.
+ * It's a little sketchy that this only happens when we save through the
+ * menu; ideally game-triggered saves would trigger it too. */
+ record_current_savefile();
+}
+
+/**
+ * Create and initialize Angband terminal number "termIndex".
+ */
+- (void)linkTermData:(int)termIndex
+{
+ NSArray *terminalDefaults = [[NSUserDefaults standardUserDefaults]
+ valueForKey: AngbandTerminalsDefaultsKey];
+ NSInteger rows = 24;
+ NSInteger columns = 80;
+
+ if (termIndex < (int)[terminalDefaults count]) {
+ NSDictionary *term = [terminalDefaults objectAtIndex:termIndex];
+ rows = [[term valueForKey: AngbandTerminalRowsDefaultsKey]
+ integerValue];
+ columns = [[term valueForKey: AngbandTerminalColumnsDefaultsKey]
+ integerValue];
+ }
+
+ /* Allocate */
+ term *newterm = ZNEW(term);
+
+ /* Initialize the term */
+ term_init(newterm, columns, rows, 256 /* keypresses, for some reason? */);
+
+ /* Differentiate between BS/^h, Tab/^i, etc. */
+ /* newterm->complex_input = TRUE; */
+
+ /* Use a "software" cursor */
+ newterm->soft_cursor = TRUE;
+
+ /* Disable the per-row flush notifications since they are not used. */
+ newterm->never_frosh = TRUE;
+
+ /* Erase with "white space" */
+ newterm->attr_blank = TERM_WHITE;
+ newterm->char_blank = ' ';
+
+ /* Prepare the init/nuke hooks */
+ newterm->init_hook = Term_init_cocoa;
+ newterm->nuke_hook = Term_nuke_cocoa;
+
+ /* Prepare the function hooks */
+ newterm->xtra_hook = Term_xtra_cocoa;
+ newterm->wipe_hook = Term_wipe_cocoa;
+ newterm->curs_hook = Term_curs_cocoa;
+ newterm->bigcurs_hook = Term_bigcurs_cocoa;
+ newterm->text_hook = Term_text_cocoa;
+ newterm->pict_hook = Term_pict_cocoa;
+ /* newterm->mbcs_hook = Term_mbcs_cocoa; */
+
+ /* Global pointer */
+ angband_term[termIndex] = newterm;
+}
+
+/**
+ * Allocate the primary Angband terminal and activate it. Allocate the other
+ * Angband terminals.
+ */
+- (void)initWindows {
+ for (int i = 0; i < ANGBAND_TERM_MAX; i++) {
+ [self linkTermData:i];
+ }
+
+ Term_activate(angband_term[0]);
+}
+
+/**
+ * Load preferences from preferences file for current host+current user+
+ * current application.
+ */
+- (void)loadPrefs
+{
+ NSUserDefaults *defs = [NSUserDefaults angbandDefaults];
+
+ /* Make some default defaults */
+ NSMutableArray *defaultTerms = [[NSMutableArray alloc] init];
+
+ /*
+ * The following default rows/cols were determined experimentally by first
+ * finding the ideal window/font size combinations. But because of awful
+ * temporal coupling in Term_init_cocoa(), it's impossible to set up the
+ * defaults there, so we do it this way.
+ */
+ for (NSUInteger i = 0; i < ANGBAND_TERM_MAX; i++) {
+ int columns, rows;
+ BOOL visible = YES;
+
+ switch (i) {
+ case 0:
+ columns = 129;
+ rows = 32;
+ break;
+ case 1:
+ columns = 84;
+ rows = 20;
+ break;
+ case 2:
+ columns = 42;
+ rows = 24;
+ break;
+ case 3:
+ columns = 42;
+ rows = 20;
+ break;
+ case 4:
+ columns = 42;
+ rows = 16;
+ break;
+ case 5:
+ columns = 84;
+ rows = 20;
+ break;
+ default:
+ columns = 80;
+ rows = 24;
+ visible = NO;
+ break;
+ }
+
+ NSDictionary *standardTerm =
+ [NSDictionary dictionaryWithObjectsAndKeys:
+ [NSNumber numberWithInt: rows], AngbandTerminalRowsDefaultsKey,
+ [NSNumber numberWithInt: columns], AngbandTerminalColumnsDefaultsKey,
+ [NSNumber numberWithBool: visible], AngbandTerminalVisibleDefaultsKey,
+ nil];
+ [defaultTerms addObject: standardTerm];
+ }
+
+ NSDictionary *defaults = [[NSDictionary alloc] initWithObjectsAndKeys:
+#ifdef JP
+ @"Osaka", @"FontName",
+#else
+ @"Menlo", @"FontName",
+#endif
+ [NSNumber numberWithFloat:13.f], @"FontSize",
+ [NSNumber numberWithInt:60], AngbandFrameRateDefaultsKey,
+ [NSNumber numberWithBool:YES], AngbandSoundDefaultsKey,
+ [NSNumber numberWithInt:GRAPHICS_NONE], AngbandGraphicsDefaultsKey,
+ [NSNumber numberWithBool:YES], AngbandBigTileDefaultsKey,
+ defaultTerms, AngbandTerminalsDefaultsKey,
+ nil];
+ [defs registerDefaults:defaults];
+
+ /* Preferred graphics mode */
+ graf_mode_req = [defs integerForKey:AngbandGraphicsDefaultsKey];
+ if (graphics_will_be_enabled() &&
+ [defs boolForKey:AngbandBigTileDefaultsKey] == YES) {
+ use_bigtile = TRUE;
+ arg_bigtile = TRUE;
+ } else {
+ use_bigtile = FALSE;
+ arg_bigtile = FALSE;
+ }
+
+ /* Use sounds; set the Angband global */
+ if ([defs boolForKey:AngbandSoundDefaultsKey] == YES) {
+ use_sound = TRUE;
+ [AngbandSoundCatalog sharedSounds].enabled = YES;
+ } else {
+ use_sound = FALSE;
+ [AngbandSoundCatalog sharedSounds].enabled = NO;
+ }
+
+ /* fps */
+ frames_per_second = [defs integerForKey:AngbandFrameRateDefaultsKey];
+
+ /* Font */
+ [AngbandContext
+ setDefaultFont:[NSFont fontWithName:[defs valueForKey:@"FontName-0"]
+ size:[defs floatForKey:@"FontSize-0"]]];
+ if (! [AngbandContext defaultFont])
+ [AngbandContext
+ setDefaultFont:[NSFont fontWithName:@"Menlo" size:13.]];
+}
+
+/**
+ * Entry point for initializing Angband
+ */
+- (void)beginGame
+{
+ @autoreleasepool {
+ /* Hooks in some "z-util.c" hooks */
+ plog_aux = hook_plog;
+ quit_aux = hook_quit;
+
+ /* Initialize file paths */
+ prepare_paths_and_directories();
+
+ /* Note the "system" */
+ ANGBAND_SYS = "mac";
+
+ /* Load possible graphics modes */
+ init_graphics_modes();
+
+ /* Load preferences */
+ [self loadPrefs];
+
+ /* Prepare the windows */
+ [self initWindows];
+
+ /* Set up game event handlers */
+ /* init_display(); */
+
+ /* Register the sound hook */
+ /* sound_hook = play_sound; */
+
+ /* Initialise game */
+ init_angband();
+
+ /* Initialize some save file stuff */
+ player_egid = getegid();
+
+ /* We are now initialized */
+ initialized = TRUE;
+
+ /* Handle "open_when_ready" */
+ handle_open_when_ready();
+
+ /* Handle pending events (most notably update) and flush input */
+ Term_flush();
+
+ /*
+ * Prompt the user; assume the splash screen is 80 x 23 and position
+ * relative to that rather than center based on the full size of the
+ * window.
+ */
+ int message_row = 23;
+ Term_erase(0, message_row, 255);
+ put_str(
+#ifdef JP
+ "['ファイル' メニューから '新規' または '開く' を選択します]",
+ message_row, (80 - 59) / 2
+#else
+ "[Choose 'New' or 'Open' from the 'File' menu]",
+ message_row, (80 - 45) / 2
+#endif
+ );
+ Term_fresh();
+ }
+
+ while (!game_in_progress) {
+ @autoreleasepool {
+ NSEvent *event = [NSApp nextEventMatchingMask:NSAnyEventMask untilDate:[NSDate distantFuture] inMode:NSDefaultRunLoopMode dequeue:YES];
+ if (event) [NSApp sendEvent:event];
+ }
+ }
+
+ /*
+ * Play a game -- "new_game" is set by "new", "open" or the open document
+ * even handler as appropriate
+ */
+ Term_fresh();
+ play_game(new_game);
+
+ quit(NULL);
+}
+
+/**
+ * Implement NSObject's validateMenuItem() method to override enabling or
+ * disabling a menu item. Note that, as of 10.14, validateMenuItem() is
+ * deprecated in NSObject - it will be removed at some point and the
+ * application delegate will have to be declared as implementing the
+ * NSMenuItemValidation protocol.
+ */
+- (BOOL)validateMenuItem:(NSMenuItem *)menuItem
+{
+ SEL sel = [menuItem action];
+ NSInteger tag = [menuItem tag];
+
+ if( tag >= AngbandWindowMenuItemTagBase && tag < AngbandWindowMenuItemTagBase + ANGBAND_TERM_MAX )
+ {
+ if( tag == AngbandWindowMenuItemTagBase )
+ {
+ /* The main window should always be available and visible */
+ return YES;
+ }
+ else
+ {
+ /*
+ * Another window is only usable after Term_init_cocoa() has
+ * been called for it. For Angband if window_flag[i] is nonzero
+ * then that has happened for window i. For Hengband, that is
+ * not the case so also test angband_term[i]->data.
+ */
+ NSInteger subwindowNumber = tag - AngbandWindowMenuItemTagBase;
+ return (angband_term[subwindowNumber]->data != 0
+ && window_flag[subwindowNumber] > 0);
+ }
+
+ return NO;
+ }
+
+ if (sel == @selector(newGame:))
+ {
+ return ! game_in_progress;
+ }
+ else if (sel == @selector(editFont:))
+ {
+ return YES;
+ }
+ else if (sel == @selector(openGame:))
+ {
+ return ! game_in_progress;
+ }
+ else if (sel == @selector(setRefreshRate:) &&
+ [[menuItem parentItem] tag] == 150)
+ {
+ NSInteger fps = [[NSUserDefaults standardUserDefaults] integerForKey:AngbandFrameRateDefaultsKey];
+ [menuItem setState: ([menuItem tag] == fps)];
+ return YES;
+ }
+ else if( sel == @selector(setGraphicsMode:) )
+ {
+ NSInteger requestedGraphicsMode = [[NSUserDefaults standardUserDefaults] integerForKey:AngbandGraphicsDefaultsKey];
+ [menuItem setState: (tag == requestedGraphicsMode)];
+ return YES;
+ }
+ else if( sel == @selector(toggleSound:) )
+ {
+ BOOL is_on = [[NSUserDefaults standardUserDefaults]
+ boolForKey:AngbandSoundDefaultsKey];
+
+ [menuItem setState: ((is_on) ? NSOnState : NSOffState)];
+ return YES;
+ }
+ else if( sel == @selector(sendAngbandCommand:) ||
+ sel == @selector(saveGame:) )
+ {
+ /*
+ * we only want to be able to send commands during an active game
+ * after the birth screens
+ */
+ return !!game_in_progress && character_generated;
+ }
+ else return YES;
+}
+
+
+- (IBAction)setRefreshRate:(NSMenuItem *)menuItem
+{
+ frames_per_second = [menuItem tag];
+ [[NSUserDefaults angbandDefaults] setInteger:frames_per_second forKey:AngbandFrameRateDefaultsKey];
+}
+
+- (void)setGraphicsMode:(NSMenuItem *)sender
+{
+ /* We stashed the graphics mode ID in the menu item's tag */
+ graf_mode_req = [sender tag];
+
+ /* Stash it in UserDefaults */
+ [[NSUserDefaults angbandDefaults] setInteger:graf_mode_req forKey:AngbandGraphicsDefaultsKey];
+
+ if (! graphics_will_be_enabled()) {
+ if (use_bigtile) {
+ arg_bigtile = FALSE;
+ }
+ } else if ([[NSUserDefaults angbandDefaults] boolForKey:AngbandBigTileDefaultsKey] == YES &&
+ ! use_bigtile) {
+ arg_bigtile = TRUE;
+ }
+
+ if (arg_bigtile != use_bigtile) {
+ Term_activate(angband_term[0]);
+ Term_resize(angband_term[0]->wid, angband_term[0]->hgt);
+ }
+ redraw_for_tiles_or_term0_font();
+}
+
+- (void)selectWindow: (id)sender
+{
+ NSInteger subwindowNumber =
+ [(NSMenuItem *)sender tag] - AngbandWindowMenuItemTagBase;
+ AngbandContext *context =
+ (__bridge AngbandContext*) (angband_term[subwindowNumber]->data);
+ [context.primaryWindow makeKeyAndOrderFront: self];
+ [context saveWindowVisibleToDefaults: YES];
+}
+
+- (IBAction) toggleSound: (NSMenuItem *) sender
+{
+ BOOL is_on = (sender.state == NSOnState);
+
+ /* Toggle the state and update the Angband global and preferences. */
+ if (is_on) {
+ sender.state = NSOffState;
+ use_sound = FALSE;
+ [AngbandSoundCatalog sharedSounds].enabled = NO;
+ } else {
+ sender.state = NSOnState;
+ use_sound = TRUE;
+ [AngbandSoundCatalog sharedSounds].enabled = YES;
+ }
+ [[NSUserDefaults angbandDefaults] setBool:(! is_on)
+ forKey:AngbandSoundDefaultsKey];
+}
+
+- (IBAction)toggleWideTiles:(NSMenuItem *) sender
+{
+ BOOL is_on = (sender.state == NSOnState);
+
+ /* Toggle the state and update the Angband globals and preferences. */
+ sender.state = (is_on) ? NSOffState : NSOnState;
+ [[NSUserDefaults angbandDefaults] setBool:(! is_on)
+ forKey:AngbandBigTileDefaultsKey];
+ if (graphics_are_enabled()) {
+ arg_bigtile = (is_on) ? FALSE : TRUE;
+ if (arg_bigtile != use_bigtile) {
+ Term_activate(angband_term[0]);
+ Term_resize(angband_term[0]->wid, angband_term[0]->hgt);
+ redraw_for_tiles_or_term0_font();
+ }
+ }
+}
+
+- (void)prepareWindowsMenu
+{
+ @autoreleasepool {
+ /*
+ * Get the window menu with default items and add a separator and
+ * item for the main window.
+ */
+ NSMenu *windowsMenu = [[NSApplication sharedApplication] windowsMenu];
+ [windowsMenu addItem: [NSMenuItem separatorItem]];
+
+ NSString *title1 = [NSString stringWithCString:angband_term_name[0]
+#ifdef JP
+ encoding:NSJapaneseEUCStringEncoding
+#else
+ encoding:NSMacOSRomanStringEncoding
+#endif
+ ];
+ NSMenuItem *angbandItem = [[NSMenuItem alloc] initWithTitle:title1 action: @selector(selectWindow:) keyEquivalent: @"0"];
+ [angbandItem setTarget: self];
+ [angbandItem setTag: AngbandWindowMenuItemTagBase];
+ [windowsMenu addItem: angbandItem];
+
+ /* Add items for the additional term windows */
+ for( NSInteger i = 1; i < ANGBAND_TERM_MAX; i++ )
+ {
+ NSString *title = [NSString stringWithCString:angband_term_name[i]
+#ifdef JP
+ encoding:NSJapaneseEUCStringEncoding
+#else
+ encoding:NSMacOSRomanStringEncoding
+#endif
+ ];
+ NSString *keyEquivalent =
+ [NSString stringWithFormat: @"%ld", (long)i];
+ NSMenuItem *windowItem =
+ [[NSMenuItem alloc] initWithTitle: title
+ action: @selector(selectWindow:)
+ keyEquivalent: keyEquivalent];
+ [windowItem setTarget: self];
+ [windowItem setTag: AngbandWindowMenuItemTagBase + i];
+ [windowsMenu addItem: windowItem];
+ }
+ }
+}
+
+/**
+ * Send a command to Angband via a menu item. This places the appropriate key
+ * down events into the queue so that it seems like the user pressed them
+ * (instead of trying to use the term directly).
+ */
+- (void)sendAngbandCommand: (id)sender
+{
+ NSMenuItem *menuItem = (NSMenuItem *)sender;
+ NSString *command = [self.commandMenuTagMap objectForKey: [NSNumber numberWithInteger: [menuItem tag]]];
+ AngbandContext* context =
+ (__bridge AngbandContext*) (angband_term[0]->data);
+ NSInteger windowNumber = [context.primaryWindow windowNumber];
+
+ /* Send a \ to bypass keymaps */
+ NSEvent *escape = [NSEvent keyEventWithType: NSKeyDown
+ location: NSZeroPoint
+ modifierFlags: 0
+ timestamp: 0.0
+ windowNumber: windowNumber
+ context: nil
+ characters: @"\\"
+ charactersIgnoringModifiers: @"\\"
+ isARepeat: NO
+ keyCode: 0];
+ [[NSApplication sharedApplication] postEvent: escape atStart: NO];
+
+ /* Send the actual command (from the original command set) */
+ NSEvent *keyDown = [NSEvent keyEventWithType: NSKeyDown
+ location: NSZeroPoint
+ modifierFlags: 0
+ timestamp: 0.0
+ windowNumber: windowNumber
+ context: nil
+ characters: command
+ charactersIgnoringModifiers: command
+ isARepeat: NO
+ keyCode: 0];
+ [[NSApplication sharedApplication] postEvent: keyDown atStart: NO];
+}
+
+/**
+ * Set up the command menu dynamically, based on CommandMenu.plist.
+ */
+- (void)prepareCommandMenu
+{
+ @autoreleasepool {
+ NSString *commandMenuPath =
+ [[NSBundle mainBundle] pathForResource: @"CommandMenu"
+ ofType: @"plist"];
+ NSArray *commandMenuItems =
+ [[NSArray alloc] initWithContentsOfFile: commandMenuPath];
+ NSMutableDictionary *angbandCommands =
+ [[NSMutableDictionary alloc] init];
+ NSString *tblname = @"CommandMenu";
+ NSInteger tagOffset = 0;
+
+ for( NSDictionary *item in commandMenuItems )
+ {
+ BOOL useShiftModifier =
+ [[item valueForKey: @"ShiftModifier"] boolValue];
+ BOOL useOptionModifier =
+ [[item valueForKey: @"OptionModifier"] boolValue];
+ NSUInteger keyModifiers = NSCommandKeyMask;
+ keyModifiers |= (useShiftModifier) ? NSShiftKeyMask : 0;
+ keyModifiers |= (useOptionModifier) ? NSAlternateKeyMask : 0;
+
+ NSString *lookup = [item valueForKey: @"Title"];
+ NSString *title = NSLocalizedStringWithDefaultValue(
+ lookup, tblname, [NSBundle mainBundle], lookup, @"");
+ NSString *key = [item valueForKey: @"KeyEquivalent"];
+ NSMenuItem *menuItem =
+ [[NSMenuItem alloc] initWithTitle: title
+ action: @selector(sendAngbandCommand:)
+ keyEquivalent: key];
+ [menuItem setTarget: self];
+ [menuItem setKeyEquivalentModifierMask: keyModifiers];
+ [menuItem setTag: AngbandCommandMenuItemTagBase + tagOffset];
+ [self.commandMenu addItem: menuItem];
+
+ NSString *angbandCommand = [item valueForKey: @"AngbandCommand"];
+ [angbandCommands setObject: angbandCommand
+ forKey: [NSNumber numberWithInteger: [menuItem tag]]];
+ tagOffset++;
+ }
+
+ self.commandMenuTagMap = [[NSDictionary alloc]
+ initWithDictionary: angbandCommands];
+ }
+}
+
+- (void)awakeFromNib
+{
+ [super awakeFromNib];
+
+ [self prepareWindowsMenu];
+ [self prepareCommandMenu];
+}
+
+- (void)applicationDidFinishLaunching:sender
+{
+ [self beginGame];
+
+ /* Once beginGame finished, the game is over - that's how Angband works,
+ * and we should quit */
+ game_is_finished = TRUE;
+ [NSApp terminate:self];
+}
+
+- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication *)sender
+{
+ if (p_ptr->playing == FALSE || game_is_finished == TRUE)
+ {
+ quit_when_ready = true;
+ return NSTerminateNow;
+ }
+ else if (! inkey_flag)
+ {
+ /* For compatibility with other ports, do not quit in this case */
+ return NSTerminateCancel;
+ }
+ else
+ {
+ /* Stop playing */
+ /* player->upkeep->playing = FALSE; */
+
+ /* Post an escape event so that we can return from our get-key-event
+ * function */
+ wakeup_event_loop();
+ quit_when_ready = true;
+ /* Must return Cancel, not Later, because we need to get out of the
+ * run loop and back to Angband's loop */
+ return NSTerminateCancel;
+ }
+}
+
+/**
+ * Dynamically build the Graphics menu
+ */
+- (void)menuNeedsUpdate:(NSMenu *)menu {
+
+ /* Only the graphics menu is dynamic */
+ if (! [menu isEqual:self.graphicsMenu])
+ return;
+
+ /* If it's non-empty, then we've already built it. Currently graphics modes
+ * won't change once created; if they ever can we can remove this check.
+ * Note that the check mark does change, but that's handled in
+ * validateMenuItem: instead of menuNeedsUpdate: */
+ if ([menu numberOfItems] > 0)
+ return;
+
+ /* This is the action for all these menu items */
+ SEL action = @selector(setGraphicsMode:);
+
+ /* Add an initial Classic ASCII menu item */
+ NSString *tblname = @"GraphicsMenu";
+ NSString *key = @"Classic ASCII";
+ NSString *title = NSLocalizedStringWithDefaultValue(
+ key, tblname, [NSBundle mainBundle], key, @"");
+ NSMenuItem *classicItem = [menu addItemWithTitle:title action:action keyEquivalent:@""];
+ [classicItem setTag:GRAPHICS_NONE];
+
+ /* Walk through the list of graphics modes */
+ if (graphics_modes) {
+ NSInteger i;
+
+ for (i=0; graphics_modes[i].pNext; i++)
+ {
+ const graphics_mode *graf = &graphics_modes[i];
+
+ if (graf->grafID == GRAPHICS_NONE) {
+ continue;
+ }
+ /* Make the title. NSMenuItem throws on a nil title, so ensure it's
+ * not nil. */
+ key = [[NSString alloc] initWithUTF8String:graf->menuname];
+ title = NSLocalizedStringWithDefaultValue(
+ key, tblname, [NSBundle mainBundle], key, @"");
+
+ /* Make the item */
+ NSMenuItem *item = [menu addItemWithTitle:title action:action keyEquivalent:@""];
+ [item setTag:graf->grafID];
+ }
+ }
+}
+
+/**
+ * Delegate method that gets called if we're asked to open a file.
+ */
+- (void)application:(NSApplication *)sender openFiles:(NSArray *)filenames
+{
+ /* Can't open a file once we've started */
+ if (game_in_progress) {
+ [[NSApplication sharedApplication]
+ replyToOpenOrPrint:NSApplicationDelegateReplyFailure];
+ return;
+ }
+
+ /* We can only open one file. Use the last one. */
+ NSString *file = [filenames lastObject];
+ if (! file) {
+ [[NSApplication sharedApplication]
+ replyToOpenOrPrint:NSApplicationDelegateReplyFailure];
+ return;
+ }
+
+ /* Put it in savefile */
+ if (! [file getFileSystemRepresentation:savefile maxLength:sizeof savefile]) {
+ [[NSApplication sharedApplication]
+ replyToOpenOrPrint:NSApplicationDelegateReplyFailure];
+ return;
+ }
+
+ game_in_progress = TRUE;
+
+ /* Wake us up in case this arrives while we're sitting at the Welcome
+ * screen! */
+ wakeup_event_loop();
+
+ [[NSApplication sharedApplication]
+ replyToOpenOrPrint:NSApplicationDelegateReplySuccess];
+}
+
+@end
+
+int main(int argc, char* argv[])
+{
+ NSApplicationMain(argc, (void*)argv);
+ return (0);
+}
+
+#endif /* MACINTOSH || MACH_O_COCOA */
OSDN Git Service
