static NSInteger const AngbandWindowMenuItemTagBase = 1000;
static NSInteger const AngbandCommandMenuItemTagBase = 2000;
-/* We can blit to a large layer or image and then scale it down during live
- * resize, which makes resizing much faster, at the cost of some image quality
- * during resizing */
-#ifndef USE_LIVE_RESIZE_CACHE
-# define USE_LIVE_RESIZE_CACHE 1
-#endif
-
/* Global defines etc from Angband 3.5-dev - NRM */
#define ANGBAND_TERM_MAX 8
@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
@end
-/*
- * To handle fonts where an individual glyph's bounding box can extend into
- * neighboring columns, Term_curs_cocoa(), Term_pict_cocoa(),
- * Term_text_cocoa(), and Term_wipe_cocoa() merely record what needs to be
- * done with the actual drawing happening in response to the notification to
- * flush all rows, the TERM_XTRA_FRESH case in Term_xtra_cocoa(). Can not use
- * the TERM_XTRA_FROSH notification (the per-row flush), since with a software
- * cursor, there are calls to Term_pict_cocoa(), Term_text_cocoa(), or
- * Term_wipe_cocoa() to take care of the old cursor position which are not
- * followed by a row flush.
+/**
+ * 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.
*/
-enum PendingCellChangeType {
- CELL_CHANGE_NONE = 0,
- CELL_CHANGE_WIPE,
- CELL_CHANGE_TEXT,
- CELL_CHANGE_TILE
-};
-struct PendingTextChange {
+struct TerminalCellChar {
wchar_t glyph;
- int color;
+ int attr;
+};
+struct TerminalCellTile {
/*
- * Is YES if glyph is a character that takes up two columns (i.e.
- * Japanese kanji); otherwise it is NO.
+ * These are the coordinates, within the tile set, for the foreground
+ * tile and background tile.
*/
- BOOL doubleWidth;
-};
-struct PendingTileChange {
char fgdCol, fgdRow, bckCol, bckRow;
};
-struct PendingCellChange {
- union { struct PendingTextChange txc; struct PendingTileChange tic; } v;
- enum PendingCellChangeType changeType;
+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;
};
-@interface PendingTermChanges : NSObject {
-@private
- int *colBounds;
- struct PendingCellChange **changesByRow;
+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;
}
/**
- * Returns YES if nCol and nRow are a feasible size for the pending changes.
- * Otherwise, returns NO.
+ * 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.
*/
-+ (BOOL)isValidSize:(int)nCol rows:(int)nRow;
+@interface TerminalContents : NSObject {
+@private
+ struct TerminalCell *cells;
+}
/**
* Initialize with zero columns and zero rows.
- (id)init;
/**
- * Initialize with nCol columns and nRow rows. No changes will be marked.
- */
-- (id)initWithColumnsRows:(int)nCol rows:(int)nRow NS_DESIGNATED_INITIALIZER;
-
-/**
- * Clears all marked changes.
+ * Initialize with nCol columns and nRow rows. All elements will be set to
+ * blanks.
*/
-- (void)clear;
+- (id)initWithColumns:(int)nCol rows:(int)nRow NS_DESIGNATED_INITIALIZER;
/**
- * Changes the bounds over which changes are recorded. Has the side effect
- * of clearing any marked changes. Will throw an exception if nCol or nRow
- * is negative.
+ * Resize to be nCol by nRow. Current contents still within the new bounds
+ * are preserved. Added areas are filled with blanks.
*/
-- (void)resize:(int)nCol rows:(int)nRow;
+- (void)resizeWithColumns:(int)nCol rows:(int)nRow;
/**
- * Mark the cell, (iCol, iRow), as having changed text.
+ * Get the contents of a given cell.
*/
-- (void)markTextChange:(int)iCol row:(int)iRow glyph:(wchar_t)g color:(int)c
- isDoubleWidth:(BOOL)dw;
+- (const struct TerminalCell*)getCellAtColumn:(int)icol row:(int)irow;
/**
- * Mark the cell, (iCol, iRow), as having a changed tile.
+ * 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.
*/
-- (void)markTileChange:(int)iCol row:(int)iRow
- foregroundCol:(char)fc foregroundRow:(char)fr
- backgroundCol:(char)bc backgroundRow:(char)br;
+- (int)scanForTypeMaskInRow:(int)irow mask:(unsigned int)tm col0:(int)icol0
+ col1:(int)icol1;
/**
- * Mark the cells from (iCol, iRow) to (iCol + nCol - 1, iRow) as wiped.
+ * 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)markWipeRange:(int)iCol row:(int)iRow n:(int)nCol;
+- (void)scanForTypeMaskInBlockAtColumn:(int)icol row:(int)irow width:(int)w
+ height:(int)h mask:(unsigned int)tm
+ cursor:(struct TerminalCellLocation*)pcurs;
/**
- * Mark the location of the cursor. The cursor will be the standard size:
- * one cell.
+ * 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.
*/
-- (void)markCursor:(int)iCol row:(int)iRow;
+- (int)scanForPredicateInRow:(int)irow
+ predicate:(TerminalCellPredicate)func
+ desired:(int)rval
+ col0:(int)icol0
+ col1:(int)icol1;
/**
- * Mark the location of the cursor. The cursor will be w cells wide and
- * h cells tall and the given location is the position of the upper left
- * corner.
+ * Change the contents to have the given string of n characters appear with
+ * the leftmost character at (icol, irow).
*/
-- (void)markBigCursor:(int)iCol row:(int)iRow
- cellsWide:(int)w cellsHigh:(int)h;
+- (void)setUniformAttributeTextRunAtColumn:(int)icol
+ row:(int)irow
+ n:(int)n
+ glyphs:(const char*)g
+ attribute:(int)a;
/**
- * Return the zero-based index of the first column changed for the given
- * zero-based row index. If there are no changes in the row, the returned
- * value will be the number of columns.
+ * Change the contents to have a tile scaled to w x h appear with its upper
+ * left corner at (icol, irow).
*/
-- (int)getFirstChangedColumnInRow:(int)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;
/**
- * Return the zero-based index of the last column changed for the given
- * zero-based row index. If there are no changes in the row, the returned
- * value will be -1.
+ * Wipe the w x h block whose upper left corner is at (icol, irow).
*/
-- (int)getLastChangedColumnInRow:(int)iRow;
+- (void)wipeBlockAtColumn:(int)icol row:(int)irow width:(int)w height:(int)h;
/**
- * Return the type of change at the given cell, (iCol, iRow).
+ * Wipe all the contents.
*/
-- (enum PendingCellChangeType)getCellChangeType:(int)iCol row:(int)iRow;
+- (void)wipe;
/**
- * Return the nature of a text change at the given cell, (iCol, iRow).
- * Will throw an exception if [obj getCellChangeType:iCol row:iRow] is
- * neither CELL_CHANGE_TEXT nor CELL_CHANGE_WIPE.
+ * Wipe any tiles.
*/
-- (struct PendingTextChange)getCellTextChange:(int)iCol row:(int)iRow;
+- (void)wipeTiles;
/**
- * Return the nature of a tile change at the given cell, (iCol, iRow).
- * Will throw an exception if [obj getCellChangeType:iCol row:iRow] is
- * different than CELL_CHANGE_TILE.
+ * Thie is a helper function for wipeBlockAtColumn.
*/
-- (struct PendingTileChange)getCellTileChange:(int)iCol row:(int)iRow;
+- (void)wipeBlockAuxAtColumn:(int)icol row:(int)irow width:(int)w
+ height:(int)h;
/**
- * Is the number of columns for recording changes.
+ * This is a helper function for checkForBigStuffOverwriteAtColumn.
*/
-@property (readonly) int columnCount;
+- (void) splitBlockAtColumn:(int)icol row:(int)irow n:(int)nsub
+ blocks:(const struct TerminalCellBlock*)b;
/**
- * Is the number of rows for recording changes.
+ * 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.
*/
-@property (readonly) int rowCount;
+- (void)checkForBigStuffOverwriteAtColumn:(int)icol row:(int)irow
+ width:(int)w height:(int)h;
/**
- * Will be YES if there are any pending changes to locations rendered as text.
- * Otherwise, it will be NO.
+ * Position the upper left corner of the cursor at (icol, irow) and have it
+ * encompass w x h cells.
*/
-@property (readonly) BOOL hasTextChanges;
+- (void)setCursorAtColumn:(int)icol row:(int)irow width:(int)w height:(int)h;
/**
- * Will be YES if there are any pending changes to locations rendered as tiles.
- * Otherwise, it will be NO.
+ * Remove the cursor. cursorColumn and cursorRow will be -1 until
+ * setCursorAtColumn is called.
*/
-@property (readonly) BOOL hasTileChanges;
+- (void)removeCursor;
/**
- * Will be YES if there are any pending wipes. Otherwise, it will be NO.
+ * Verify that everying is consistent.
*/
-@property (readonly) BOOL hasWipeChanges;
+- (void)assertInvariants;
/**
- * Is the zero-based index of the first row with changes. Will be equal to
- * the number of rows if there are no changes.
+ * Is the number of columns.
*/
-@property (readonly) int firstChangedRow;
+@property (readonly) int columnCount;
/**
- * Is the zero-based index of the last row with changes. Will be equal to
- * -1 if there are no changes.
+ * Is the number of rows.
*/
-@property (readonly) int lastChangedRow;
+@property (readonly) int rowCount;
/**
- * Is the zero-based index for the column with the upper left corner of the
- * cursor. It will be -1 if the cursor position has not been set since the
- * changes were cleared.
+ * 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 zero-based index for the row with the upper left corner of the
- * cursor. It will be -1 if the cursor position has not been set since the
- * changes were cleared.
+ * 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;
@property (readonly) int cursorHeight;
/**
- * This is a helper for the mark* messages.
- */
-- (void)setupForChange:(int)iCol row:(int)iRow n:(int)nCol;
-
-/**
- * Throw an exception if the given range of column indices is invalid
- * (including non-positive values for nCol).
+ * Return the character to be used for blanks.
*/
-- (void)checkColumnIndices:(int)iCol n:(int)nCol;
++ (wchar_t)getBlankChar;
/**
- * Throw an exception if the given row index is invalid.
+ * Return the attribute to be used for blanks.
*/
-- (void)checkRowIndex:(int)iRow;
++ (int)getBlankAttribute;
@end
-@implementation PendingTermChanges
-
-+ (BOOL)isValidSize:(int)nCol rows:(int)nRow
-{
- if (nCol < 0 ||
- (size_t) nCol > SIZE_MAX / sizeof(struct PendingCellChange) ||
- nRow < 0 ||
- (size_t) nRow > SIZE_MAX / sizeof(struct PendingCellChange*) ||
- (size_t) nRow > SIZE_MAX / (2 * sizeof(int))) {
- return NO;
- }
- return YES;
-}
+@implementation TerminalContents
- (id)init
{
- return [self initWithColumnsRows:0 rows:0];
+ return [self initWithColumns:0 rows:0];
}
-- (id)initWithColumnsRows:(int)nCol rows:(int)nRow
+- (id)initWithColumns:(int)nCol rows:(int)nRow
{
if (self = [super init]) {
- if (! [PendingTermChanges isValidSize:nCol rows:nRow]) {
- return nil;
- }
- self->colBounds = malloc((size_t) 2 * sizeof(int) * nRow);
- if (self->colBounds == 0 && nRow > 0) {
- return nil;
- }
- self->changesByRow = calloc(nRow, sizeof(struct PendingCellChange*));
- if (self->changesByRow == 0 && nRow > 0) {
- free(self->colBounds);
- return nil;
- }
- for (int i = 0; i < nRow + nRow; i += 2) {
- self->colBounds[i] = nCol;
- self->colBounds[i + 1] = -1;
- }
+ self->cells = malloc(nCol * nRow * sizeof(struct TerminalCell));
self->_columnCount = nCol;
self->_rowCount = nRow;
- self->_hasTextChanges = NO;
- self->_hasTileChanges = NO;
- self->_hasWipeChanges = NO;
- self->_firstChangedRow = nRow;
- self->_lastChangedRow = -1;
self->_cursorColumn = -1;
self->_cursorRow = -1;
self->_cursorWidth = 1;
self->_cursorHeight = 1;
+ [self wipe];
}
return self;
}
- (void)dealloc
{
- if (self->changesByRow != 0) {
- for (int i = 0; i < self.rowCount; ++i) {
- if (self->changesByRow[i] != 0) {
- free(self->changesByRow[i]);
- self->changesByRow[i] = 0;
- }
- }
- free(self->changesByRow);
- self->changesByRow = 0;
- }
- if (self->colBounds != 0) {
- free(self->colBounds);
- self->colBounds = 0;
+ if (self->cells != 0) {
+ free(self->cells);
+ self->cells = 0;
}
}
-- (void)clear
+- (void)resizeWithColumns:(int)nCol rows:(int)nRow
{
- for (int i = 0; i < self.rowCount; ++i) {
- self->colBounds[i + i] = self.columnCount;
- self->colBounds[i + i + 1] = -1;
- if (self->changesByRow[i] != 0) {
- free(self->changesByRow[i]);
- self->changesByRow[i] = 0;
+ /*
+ * 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;
}
}
- self->_hasTextChanges = NO;
- self->_hasTileChanges = NO;
- self->_hasWipeChanges = NO;
- self->_firstChangedRow = self.rowCount;
- self->_lastChangedRow = -1;
- self->_cursorColumn = -1;
- self->_cursorRow = -1;
- self->_cursorWidth = 1;
- self->_cursorHeight = 1;
}
-- (void)resize:(int)nCol rows:(int)nRow
+- (const struct TerminalCell*)getCellAtColumn:(int)icol row:(int)irow
{
- if (! [PendingTermChanges isValidSize:nCol rows:nRow]) {
- NSException *exc = [NSException
- exceptionWithName:@"PendingTermChangesRowsColumns"
- reason:@"resize called with number of columns or rows that is negative or too large"
- userInfo:nil];
- @throw exc;
- }
+ return self->cells + icol + irow * self.columnCount;
+}
- int *cb = malloc((size_t) 2 * sizeof(int) * nRow);
- struct PendingCellChange** cbr =
- calloc(nRow, sizeof(struct PendingCellChange*));
- int i;
+- (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;
- if ((cb == 0 || cbr == 0) && nRow > 0) {
- if (cbr != 0) {
- free(cbr);
+ while (1) {
+ if (i >= icol1) {
+ return icol1;
}
- if (cb != 0) {
- free(cb);
+ if ((cellsRow[i].form & tm) != 0) {
+ return i;
}
-
- NSException *exc = [NSException
- exceptionWithName:@"OutOfMemory"
- reason:@"resize called for PendingTermChanges"
- userInfo:nil];
- @throw exc;
+ ++i;
}
+}
- for (i = 0; i < nRow; ++i) {
- cb[i + i] = nCol;
- cb[i + i + 1] = -1;
- }
- if (self->changesByRow != 0) {
- for (i = 0; i < self.rowCount; ++i) {
- if (self->changesByRow[i] != 0) {
- free(self->changesByRow[i]);
- self->changesByRow[i] = 0;
+- (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;
}
- free(self->changesByRow);
- }
- if (self->colBounds != 0) {
- free(self->colBounds);
- }
- self->colBounds = cb;
- self->changesByRow = cbr;
- self->_columnCount = nCol;
- self->_rowCount = nRow;
- self->_hasTextChanges = NO;
- self->_hasTileChanges = NO;
- self->_hasWipeChanges = NO;
- self->_firstChangedRow = self.rowCount;
- self->_lastChangedRow = -1;
- self->_cursorColumn = -1;
- self->_cursorRow = -1;
- self->_cursorWidth = 1;
- self->_cursorHeight = 1;
-}
+ if ((cellsRow[icol + pcurs->col].form & tm) != 0) {
+ return;
+ }
-- (void)markTextChange:(int)iCol row:(int)iRow glyph:(wchar_t)g color:(int)c
- isDoubleWidth:(BOOL)dw
-{
- [self setupForChange:iCol row:iRow n:((dw) ? 2 : 1)];
- struct PendingCellChange *pcc = self->changesByRow[iRow] + iCol;
- pcc->v.txc.glyph = g;
- pcc->v.txc.color = c;
- pcc->v.txc.doubleWidth = dw;
- pcc->changeType = CELL_CHANGE_TEXT;
- /*
- * Fill in a dummy since the previous character will take up two columns.
- */
- if (dw) {
- pcc[1].v.txc.glyph = 0;
- pcc[1].v.txc.color = c;
- pcc[1].v.txc.doubleWidth = NO;
- pcc[1].changeType = CELL_CHANGE_TEXT;
+ ++pcurs->col;
}
- self->_hasTextChanges = YES;
}
-- (void)markTileChange:(int)iCol row:(int)iRow
- foregroundCol:(char)fc foregroundRow:(char)fr
- backgroundCol:(char)bc backgroundRow:(char)br
+- (int)scanForPredicateInRow:(int)irow
+ predicate:(TerminalCellPredicate)func
+ desired:(int)rval
+ col0:(int)icol0
+ col1:(int)icol1
{
- [self setupForChange:iCol row:iRow n:1];
- struct PendingCellChange *pcc = self->changesByRow[iRow] + iCol;
- pcc->v.tic.fgdCol = fc;
- pcc->v.tic.fgdRow = fr;
- pcc->v.tic.bckCol = bc;
- pcc->v.tic.bckRow = br;
- pcc->changeType = CELL_CHANGE_TILE;
- self->_hasTileChanges = YES;
-}
+ int i = icol0;
+ const struct TerminalCell *cellsRow =
+ self->cells + irow * self.columnCount;
-- (void)markWipeRange:(int)iCol row:(int)iRow n:(int)nCol
-{
- [self setupForChange:iCol row:iRow n:nCol];
- struct PendingCellChange *pcc = self->changesByRow[iRow] + iCol;
- for (int i = 0; i < nCol; ++i) {
- pcc[i].v.txc.glyph = 0;
- pcc[i].v.txc.color = 0;
- pcc[i].changeType = CELL_CHANGE_WIPE;
+ while (1) {
+ if (i >= icol1) {
+ return icol1;
+ }
+ if (func(cellsRow + i) != rval) {
+ return i;
+ }
+ ++i;
}
- self->_hasWipeChanges = YES;
}
-- (void)markCursor:(int)iCol row:(int)iRow
+- (void)setUniformAttributeTextRunAtColumn:(int)icol
+ row:(int)irow
+ n:(int)n
+ glyphs:(const char*)g
+ attribute:(int)a
{
- /* Allow negative indices to indicate an invalid cursor. */
- [self checkColumnIndices:((iCol >= 0) ? iCol : 0) n:1];
- [self checkRowIndex:((iRow >= 0) ? iRow : 0)];
- self->_cursorColumn = iCol;
- self->_cursorRow = iRow;
- self->_cursorWidth = 1;
- self->_cursorHeight = 1;
-}
+ [self checkForBigStuffOverwriteAtColumn:icol row:irow width:n height:1];
-- (void)markBigCursor:(int)iCol row:(int)iRow
- cellsWide:(int)w cellsHigh:(int)h
-{
- /* Allow negative indices to indicate an invalid cursor. */
- [self checkColumnIndices:((iCol >= 0) ? iCol : 0) n:1];
- [self checkRowIndex:((iRow >= 0) ? iRow : 0)];
- if (w < 1 || h < 1) {
- NSException *exc = [NSException
- exceptionWithName:@"InvalidCursorDimensions"
- reason:@"markBigCursor called for PendingTermChanges"
- userInfo:nil];
- @throw exc;
+ 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 */
}
- self->_cursorColumn = iCol;
- self->_cursorRow = iRow;
- self->_cursorWidth = w;
- self->_cursorHeight = h;
}
-- (void)setupForChange:(int)iCol row:(int)iRow n:(int)nCol
-{
- [self checkColumnIndices:iCol n:nCol];
- [self checkRowIndex:iRow];
- if (self->changesByRow[iRow] == 0) {
- self->changesByRow[iRow] =
- malloc(self.columnCount * sizeof(struct PendingCellChange));
- if (self->changesByRow[iRow] == 0 && self.columnCount > 0) {
- NSException *exc = [NSException
- exceptionWithName:@"OutOfMemory"
- reason:@"setupForChange called for PendingTermChanges"
- userInfo:nil];
- @throw exc;
- }
- struct PendingCellChange* pcc = self->changesByRow[iRow];
- for (int i = 0; i < self.columnCount; ++i) {
- pcc[i].changeType = CELL_CHANGE_NONE;
+- (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;
}
- }
- if (self.firstChangedRow > iRow) {
- self->_firstChangedRow = iRow;
- }
- if (self.lastChangedRow < iRow) {
- self->_lastChangedRow = iRow;
- }
- if ([self getFirstChangedColumnInRow:iRow] > iCol) {
- self->colBounds[iRow + iRow] = iCol;
- }
- if ([self getLastChangedColumnInRow:iRow] < iCol + nCol - 1) {
- self->colBounds[iRow + iRow + 1] = iCol + nCol - 1;
+ cellsRow += self.columnCount;
}
}
-- (int)getFirstChangedColumnInRow:(int)iRow
+- (void)wipeBlockAtColumn:(int)icol row:(int)irow width:(int)w height:(int)h
{
- [self checkRowIndex:iRow];
- return self->colBounds[iRow + iRow];
+ [self checkForBigStuffOverwriteAtColumn:icol row:irow width:w height:h];
+ [self wipeBlockAuxAtColumn:icol row:irow width:w height:h];
}
-- (int)getLastChangedColumnInRow:(int)iRow
+- (void)wipe
{
- [self checkRowIndex:iRow];
- return self->colBounds[iRow + iRow + 1];
-}
+ wchar_t blank = [TerminalContents getBlankChar];
+ int blank_attr = [TerminalContents getBlankAttribute];
+ struct TerminalCell *cellCursor = self->cells +
+ self.columnCount * self.rowCount;
-- (enum PendingCellChangeType)getCellChangeType:(int)iCol row:(int)iRow
-{
- [self checkColumnIndices:iCol n:1];
- [self checkRowIndex:iRow];
- if (iRow < self.firstChangedRow || iRow > self.lastChangedRow) {
- return CELL_CHANGE_NONE;
+ 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;
}
- if (iCol < [self getFirstChangedColumnInRow:iRow] ||
- iCol > [self getLastChangedColumnInRow:iRow]) {
- return CELL_CHANGE_NONE;
- }
- return self->changesByRow[iRow][iCol].changeType;
}
-- (struct PendingTextChange)getCellTextChange:(int)iCol row:(int)iRow
+- (void)wipeTiles
{
- [self checkColumnIndices:iCol n:1];
- [self checkRowIndex:iRow];
- if (iRow < self.firstChangedRow || iRow > self.lastChangedRow ||
- iCol < [self getFirstChangedColumnInRow:iRow] ||
- iCol > [self getLastChangedColumnInRow:iRow] ||
- (self->changesByRow[iRow][iCol].changeType != CELL_CHANGE_TEXT &&
- self->changesByRow[iRow][iCol].changeType != CELL_CHANGE_WIPE)) {
- NSException *exc = [NSException
- exceptionWithName:@"NotTextChange"
- reason:@"getCellTextChange called for PendingTermChanges"
- userInfo:nil];
- @throw exc;
- }
- return self->changesByRow[iRow][iCol].v.txc;
-}
+ wchar_t blank = [TerminalContents getBlankChar];
+ int blank_attr = [TerminalContents getBlankAttribute];
+ struct TerminalCell *cellCursor = self->cells +
+ self.columnCount * self.rowCount;
-- (struct PendingTileChange)getCellTileChange:(int)iCol row:(int)iRow
-{
- [self checkColumnIndices:iCol n:1];
- [self checkRowIndex:iRow];
- if (iRow < self.firstChangedRow || iRow > self.lastChangedRow ||
- iCol < [self getFirstChangedColumnInRow:iRow] ||
- iCol > [self getLastChangedColumnInRow:iRow] ||
- self->changesByRow[iRow][iCol].changeType != CELL_CHANGE_TILE) {
- NSException *exc = [NSException
- exceptionWithName:@"NotTileChange"
- reason:@"getCellTileChange called for PendingTermChanges"
- userInfo:nil];
- @throw exc;
+ 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;
+ }
}
- return self->changesByRow[iRow][iCol].v.tic;
}
-- (void)checkColumnIndices:(int)iCol n:(int)nCol
+- (void)wipeBlockAuxAtColumn:(int)icol row:(int)irow width:(int)w
+ height:(int)h
{
- if (iCol < 0) {
- NSException *exc = [NSException
- exceptionWithName:@"InvalidColumnIndex"
- reason:@"negative column index"
- userInfo:nil];
- @throw exc;
- }
- if (iCol >= self.columnCount || iCol + nCol > self.columnCount) {
- NSException *exc = [NSException
- exceptionWithName:@"InvalidColumnIndex"
- reason:@"column index exceeds number of columns"
- userInfo:nil];
- @throw exc;
- }
- if (nCol <= 0) {
- NSException *exc = [NSException
- exceptionWithName:@"InvalidColumnIndex"
- reason:@"empty column range"
- userInfo:nil];
- @throw exc;
+ 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)checkRowIndex:(int)iRow
+- (void) splitBlockAtColumn:(int)icol row:(int)irow n:(int)nsub
+ blocks:(const struct TerminalCellBlock*)b
{
- if (iRow < 0) {
- NSException *exc = [NSException
- exceptionWithName:@"InvalidRowIndex"
- reason:@"negative row index"
- userInfo:nil];
- @throw exc;
- }
- if (iRow >= self.rowCount) {
- NSException *exc = [NSException
- exceptionWithName:@"InvalidRowIndex"
- reason:@"row index exceeds number of rows"
- userInfo:nil];
- @throw exc;
- }
-}
+ const struct TerminalCell *pulold = [self getCellAtColumn:icol row:irow];
-@end
+ 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;
-/* 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
+ /*
+ * 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;
+ }
+ }
+}
-/* An AngbandContext represents a logical Term (i.e. what Angband thinks is
- * a window). This typically maps to one NSView, but may map to more than one
- * NSView (e.g. the Test and real screen saver view). */
-@interface AngbandContext : NSObject <NSWindowDelegate>
+- (void)checkForBigStuffOverwriteAtColumn:(int)icol row:(int)irow
+ width:(int)w height:(int)h
{
-@public
+ int ire = irow + h, ice = icol + w;
- /* The Angband term */
- term *terminal;
+ for (int ir = irow; ir < ire; ++ir) {
+ for (int ic = icol; ic < ice; ++ic) {
+ const struct TerminalCell *pcell =
+ [self getCellAtColumn:ic row:ir];
-@private
- /* Is the last time we drew, so we can throttle drawing. */
- CFAbsoluteTime lastRefreshTime;
+ 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];
- /*
- * Whether we are currently in live resize, which affects how big we
- * render our image.
- */
- int inLiveResize;
+ /*
+ * 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;
+ }
- /* Flags whether or not a fullscreen transition is in progress. */
- BOOL inFullscreenTransition;
+ [self splitBlockAtColumn:pcol row:prow n:nsub blocks:blocks];
+ /* Same rationale for wiping as above. */
+ [self wipeBlockAuxAtColumn:ic row:ir width:ww height:hw];
+ }
+ }
+ }
}
-/* Column and row counts, by default 80 x 24 */
-@property int cols;
-@property int rows;
+- (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;
+}
-/* The size of the border between the window edge and the contents */
-@property (readonly) NSSize borderSize;
+- (void)removeCursor
+{
+ self->_cursorColumn = -1;
+ self->_cursorHeight = -1;
+ self->_cursorWidth = 1;
+ self->_cursorHeight = 1;
+}
-/* Our array of views */
-@property NSMutableArray *angbandViews;
+- (void)assertInvariants
+{
+ const struct TerminalCell *cellsRow = self->cells;
-/* The buffered image */
-@property CGLayerRef angbandLayer;
+ /*
+ * 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;
/* If this context owns a window, here it is. */
@property NSWindow *primaryWindow;
-/* Is the record of changes to the contents for the next update. */
-@property PendingTermChanges *changes;
+/* 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;
-
-/* Returns the size of the image. */
-- (NSSize)imageSize;
-
-/* Return the rect for a tile at given coordinates. */
-- (NSRect)rectInImageForTileAtX:(int)x Y:(int)y;
-
-/* Draw the given wide character into the given tile rect. */
-- (void)drawWChar:(wchar_t)wchar inRect:(NSRect)tile context:(CGContextRef)ctx;
-
-/* Locks focus on the Angband image, and scales the CTM appropriately. */
-- (CGContextRef)lockFocus;
+/* Called when the context is going down. */
+- (void)dispose;
-/* Locks focus on the Angband image but does NOT scale the CTM. Appropriate
- * for drawing hairlines. */
-- (CGContextRef)lockFocusUnscaled;
+/*
+ * 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;
-/* Unlocks focus. */
-- (void)unlockFocus;
+/* 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;
-/* Called to add a new Angband view */
-- (void)addAngbandView:(AngbandView *)view;
-
-/* Make the context aware that one of its views changed size */
-- (void)angbandViewDidScale:(AngbandView *)view;
-
/* Handle becoming the main window */
- (void)windowDidBecomeMain:(NSNotification *)notification;
/* Invalidate the whole image */
- (void)setNeedsDisplay:(BOOL)val;
-/* Invalidate part of the image, with the rect expressed in base coordinates */
-- (void)setNeedsDisplayInBaseRect:(NSRect)rect;
+/* Invalidate part of the image, with the rect expressed in view coordinates */
+- (void)setNeedsDisplayInRect:(NSRect)rect;
/* Display (flush) our Angband views */
- (void)displayIfNeeded;
*/
- (void)constrainWindowSize:(int)termIdx;
-/* Called from the view to indicate that it is starting or ending live resize */
-- (void)viewWillStartLiveResize:(AngbandView *)view;
-- (void)viewDidEndLiveResize:(AngbandView *)view;
- (void)saveWindowVisibleToDefaults: (BOOL)windowVisible;
- (BOOL)windowVisibleUsingDefaults;
+ (void)setDefaultFont:(NSFont*)font;
/* Internal methods */
-- (AngbandView *)activeView;
-
/* Set the title for the primary window. */
- (void)setDefaultTitle:(int)termIdx;
[mainWindow.primaryWindow makeKeyAndOrderFront: nil];
}
-
/**
* ------------------------------------------------------------------------
* Graphics support
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);
-#ifdef JP
-static wchar_t convert_two_byte_eucjp_to_utf16_native(const char *cp);
-#endif
/**
* Available values for 'wait'
@end
/* The NSView subclass that draws our Angband image */
-@interface AngbandView : NSView
-{
- AngbandContext *angbandContext;
+@interface AngbandView : NSView {
+@private
+ NSBitmapImageRep *cacheForResize;
+ NSRect cacheBounds;
}
-- (void)setAngbandContext:(AngbandContext *)context;
-- (AngbandContext *)angbandContext;
+@property (nonatomic, weak) AngbandContext *angbandContext;
@end
@synthesize hasSubwindowFlags=_hasSubwindowFlags;
@synthesize windowVisibilityChecked=_windowVisibilityChecked;
-- (BOOL)useLiveResizeOptimization
-{
- /* If we have graphics turned off, text rendering is fast enough that we
- * don't need to use a live resize optimization. */
- return self->inLiveResize && graphics_are_enabled();
-}
-
- (NSSize)baseSize
{
/* We round the base size down. If we round it up, I believe we may end up
free(glyphArray);
}
-- (void)updateImage
-{
- NSSize size = NSMakeSize(1, 1);
-
- AngbandView *activeView = [self activeView];
- if (activeView)
- {
- /* If we are in live resize, draw as big as the screen, so we can scale
- * nicely to any size. If we are not in live resize, then use the
- * bounds of the active view. */
- NSScreen *screen;
- if ([self useLiveResizeOptimization] && (screen = [[activeView window] screen]) != NULL)
- {
- size = [screen frame].size;
- }
- else
- {
- size = [activeView bounds].size;
- }
- }
-
- CGLayerRelease(self.angbandLayer);
-
- /* Use the highest monitor scale factor on the system to work out what
- * scale to draw at - not the recommended method, but works where we
- * can't easily get the monitor the current draw is occurring on. */
- float angbandLayerScale = 1.0;
- if ([[NSScreen mainScreen] respondsToSelector:@selector(backingScaleFactor)]) {
- for (NSScreen *screen in [NSScreen screens]) {
- angbandLayerScale = fmax(angbandLayerScale, [screen backingScaleFactor]);
- }
- }
-
- /* Make a bitmap context as an example for our layer */
- CGColorSpaceRef cs = CGColorSpaceCreateDeviceRGB();
- CGContextRef exampleCtx = CGBitmapContextCreate(NULL, 1, 1, 8 /* bits per component */, 48 /* bytesPerRow */, cs, kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Host);
- CGColorSpaceRelease(cs);
-
- /* Create the layer at the appropriate size */
- size.width = fmax(1, ceil(size.width * angbandLayerScale));
- size.height = fmax(1, ceil(size.height * angbandLayerScale));
- self.angbandLayer =
- CGLayerCreateWithContext(exampleCtx, *(CGSize *)&size, NULL);
-
- CFRelease(exampleCtx);
-
- /* Set the new context of the layer to draw at the correct scale */
- CGContextRef ctx = CGLayerGetContext(self.angbandLayer);
- CGContextScaleCTM(ctx, angbandLayerScale, angbandLayerScale);
-
- [self lockFocus];
- [[NSColor blackColor] set];
- NSRectFill((NSRect){NSZeroPoint, [self baseSize]});
- [self unlockFocus];
-}
- (void)requestRedraw
{
self->terminal = t;
}
-- (void)viewWillStartLiveResize:(AngbandView *)view
-{
-#if USE_LIVE_RESIZE_CACHE
- if (self->inLiveResize < INT_MAX) self->inLiveResize++;
- else [NSException raise:NSInternalInconsistencyException format:@"inLiveResize overflow"];
-
- if (self->inLiveResize == 1 && graphics_are_enabled())
- {
- [self updateImage];
-
- [self setNeedsDisplay:YES]; /* We'll need to redisplay everything anyways, so avoid creating all those little redisplay rects */
- [self requestRedraw];
- }
-#endif
-}
-
-- (void)viewDidEndLiveResize:(AngbandView *)view
-{
-#if USE_LIVE_RESIZE_CACHE
- if (self->inLiveResize > 0) self->inLiveResize--;
- else [NSException raise:NSInternalInconsistencyException format:@"inLiveResize underflow"];
-
- if (self->inLiveResize == 0 && graphics_are_enabled())
- {
- [self updateImage];
-
- [self setNeedsDisplay:YES]; /* We'll need to redisplay everything anyways, so avoid creating all those little redisplay rects */
- [self requestRedraw];
- }
-#endif
-}
-
/**
* 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
self->lastRefreshTime = CFAbsoluteTimeGetCurrent();
}
-- (void)drawWChar:(wchar_t)wchar inRect:(NSRect)tile context:(CGContextRef)ctx
+- (void)drawWChar:(wchar_t)wchar inRect:(NSRect)tile screenFont:(NSFont*)font
+ context:(CGContextRef)ctx
{
CGFloat tileOffsetY = self.fontAscender;
CGFloat tileOffsetX = 0.0;
- NSFont *screenFont = [self.angbandViewFont screenFont];
UniChar unicharString[2] = {(UniChar)wchar, 0};
/* Get glyph and advance */
CGGlyph thisGlyphArray[1] = { 0 };
CGSize advances[1] = { { 0, 0 } };
- CTFontGetGlyphsForCharacters((CTFontRef)screenFont, unicharString, thisGlyphArray, 1);
+ CTFontGetGlyphsForCharacters(
+ (CTFontRef)font, unicharString, thisGlyphArray, 1);
CGGlyph glyph = thisGlyphArray[0];
- CTFontGetAdvancesForGlyphs((CTFontRef)screenFont, kCTFontHorizontalOrientation, thisGlyphArray, advances, 1);
+ 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.
tileOffsetX = 0;
}
-
/* Now draw it */
CGAffineTransform textMatrix = CGContextGetTextMatrix(ctx);
CGFloat savedA = textMatrix.a;
textMatrix.a *= compressionRatio;
}
- textMatrix = CGAffineTransformScale( textMatrix, 1.0, -1.0 );
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);
}
- textMatrix = CGAffineTransformScale( textMatrix, 1.0, -1.0 );
CGContextSetTextMatrix(ctx, textMatrix);
}
-/* Lock and unlock focus on our image or layer, setting up the CTM
- * appropriately. */
-- (CGContextRef)lockFocusUnscaled
-{
- /* Create an NSGraphicsContext representing this CGLayer */
- CGContextRef ctx = CGLayerGetContext(self.angbandLayer);
- NSGraphicsContext *context = [NSGraphicsContext graphicsContextWithGraphicsPort:ctx flipped:NO];
- [NSGraphicsContext saveGraphicsState];
- [NSGraphicsContext setCurrentContext:context];
- CGContextSaveGState(ctx);
- return ctx;
-}
-
-- (void)unlockFocus
-{
- /* Restore the graphics state */
- CGContextRef ctx = [[NSGraphicsContext currentContext] graphicsPort];
- CGContextRestoreGState(ctx);
- [NSGraphicsContext restoreGraphicsState];
-}
-
-- (NSSize)imageSize
-{
- /* Return the size of our layer */
- CGSize result = CGLayerGetSize(self.angbandLayer);
- return NSMakeSize(result.width, result.height);
-}
-
-- (CGContextRef)lockFocus
-{
- return [self lockFocusUnscaled];
-}
-
-
-- (NSRect)rectInImageForTileAtX:(int)x Y:(int)y
+- (NSRect)viewRectForCellBlockAtX:(int)x y:(int)y width:(int)w height:(int)h
{
- int flippedY = y;
- return NSMakeRect(x * self.tileSize.width + self.borderSize.width,
- flippedY * self.tileSize.height + self.borderSize.height,
- self.tileSize.width, self.tileSize.height);
+ 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
}
[self resizeTerminalWithContentRect: contentRect saveToDefaults: YES];
}
-
- /* Update our image */
- [self updateImage];
}
- (id)init
/* Default border size */
self->_borderSize = NSMakeSize(2, 2);
- /* Allocate our array of views */
- self->_angbandViews = [[NSMutableArray alloc] init];
-
self->_nColPre = 0;
self->_nColPost = 0;
+ self->_contents =
+ [[TerminalContents alloc] initWithColumns:self->_cols
+ rows:self->_rows];
self->_changes =
- [[PendingTermChanges alloc] initWithColumnsRows:self->_cols
- rows:self->_rows];
+ [[TerminalChanges alloc] initWithColumns:self->_cols
+ rows:self->_rows];
self->lastRefreshTime = CFAbsoluteTimeGetCurrent();
- self->inLiveResize = 0;
self->inFullscreenTransition = NO;
- /* Make the image. Since we have no views, it'll just be a puny 1x1 image. */
- [self updateImage];
-
self->_windowVisibilityChecked = NO;
}
return self;
{
self->terminal = NULL;
- /* Disassociate ourselves from our angbandViews */
- [self.angbandViews makeObjectsPerformSelector:@selector(setAngbandContext:) withObject:nil];
- self.angbandViews = nil;
-
- /* Destroy the layer/image */
- CGLayerRelease(self.angbandLayer);
- self.angbandLayer = NULL;
+ /* Disassociate ourselves from our view. */
+ [self->angbandView setAngbandContext:nil];
+ self->angbandView = nil;
/* Font */
self.angbandViewFont = nil;
[self.primaryWindow close];
self.primaryWindow = nil;
- /* Pending changes */
+ /* Contents and pending changes */
+ self.contents = nil;
self.changes = nil;
}
[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,
}
#endif
-- (void)addAngbandView:(AngbandView *)view
-{
- if (! [self.angbandViews containsObject:view])
- {
- [self.angbandViews addObject:view];
- [self updateImage];
- [self setNeedsDisplay:YES]; /* We'll need to redisplay everything anyways, so avoid creating all those little redisplay rects */
- [self requestRedraw];
- }
-}
-
/**
* For defaultFont and setDefaultFont.
*/
return gDefaultFont;
}
-+ (void)setDefaultFont:(NSFont*)font
++ (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)
{
- gDefaultFont = font;
+ const NSRect *arp = ap;
+ const NSRect *brp = bp;
+ return (arp->origin.y > brp->origin.y) - (arp->origin.y < brp->origin.y);
}
/**
- * We have this notion of an "active" AngbandView, which is the largest - the
- * idea being that in the screen saver, when the user hits Test in System
- * Preferences, we don't want to keep driving the AngbandView in the
- * background. Our active AngbandView is the widest - that's a hack all right.
- * Mercifully when we're just playing the game there's only one view.
+ * This is a helper function for drawRect.
*/
-- (AngbandView *)activeView
-{
- if ([self.angbandViews count] == 1)
- return [self.angbandViews objectAtIndex:0];
+- (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;
- AngbandView *result = nil;
- float maxWidth = 0;
- for (AngbandView *angbandView in self.angbandViews)
- {
- float width = [angbandView frame].size.width;
- if (width > maxWidth)
- {
- maxWidth = width;
- result = angbandView;
- }
+ /*
+ * 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];
}
- return result;
-}
-- (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];
+ /* Restore the compositing mode. */
+ nsctx.compositingOperation = op;
}
-- (void)angbandViewDidScale:(AngbandView *)view
+/**
+ * This is what our views call to get us to draw to the window
+ */
+- (void)drawRect:(NSRect)rect inView:(NSView *)view
{
- /* If we're live-resizing with graphics, we're using the live resize
- * optimization, so don't update the image. Otherwise do it. */
- if (! (self->inLiveResize && graphics_are_enabled()) && view == [self activeView])
- {
- [self updateImage];
-
- [self setNeedsDisplay:YES]; /*we'll need to redisplay everything anyways, so avoid creating all those little redisplay rects */
- [self requestRedraw];
- }
-}
+ /* 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;
-- (void)removeAngbandView:(AngbandView *)view
-{
- if ([self.angbandViews containsObject:view])
- {
- [self.angbandViews removeObject:view];
- [self updateImage];
- [self setNeedsDisplay:YES]; /* We'll need to redisplay everything anyways, so avoid creating all those little redisplay rects */
- if ([self.angbandViews count]) [self requestRedraw];
+ 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;
+ }
-- (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 );
+ /*
+ * 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];
+ }
- NSUInteger styleMask = NSTitledWindowMask | NSResizableWindowMask | NSMiniaturizableWindowMask;
+ /* 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;
+ }
- /*
- * 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];
+ 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;
+ }
- panel.floatingPanel = NO;
- self.primaryWindow = panel;
- } else {
- self.primaryWindow =
- [[NSWindow alloc] initWithContentRect:contentRect
- styleMask:styleMask
- backing:NSBackingStoreBuffered defer:YES];
+ 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];
- /* Not to be released when closed */
- [self.primaryWindow setReleasedWhenClosed:NO];
- [self.primaryWindow setExcludedFromWindowsMenu: YES]; /* we're using custom window menu handling */
+ while (1) {
+ if (icol >= iColLast) {
+ break;
+ }
- /* Make the view */
- AngbandView *angbandView = [[AngbandView alloc] initWithFrame:contentRect];
- [angbandView setAngbandContext:self];
- [self.angbandViews addObject:angbandView];
- [self.primaryWindow setContentView:angbandView];
+ 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;
+ }
- /* We are its delegate */
- [self.primaryWindow setDelegate:self];
+ /*
+ * 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);
- /* Update our image, since this is probably the first angband view
- * we've gotten. */
- [self updateImage];
- }
- return self.primaryWindow;
-}
+ /*
+ * 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;
+ }
+ }
-#pragma mark View/Window Passthrough
+ isrch = jcol2;
+ irng = jcol2 + self.nColPre;
+ if (irng > self.cols) {
+ irng = self.cols;
+ }
+ while (1) {
+ if (isrch >= irng) {
+ break;
+ }
-/**
- * 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.
- */
- BOOL viewInLiveResize = [view inLiveResize];
- if (! viewInLiveResize) [self throttle];
+ 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);
+ }
+ }
- /* With a GLayer, use CGContextDrawLayerInRect */
- CGContextRef context = [[NSGraphicsContext currentContext] graphicsPort];
- NSRect bounds = [view bounds];
- if (viewInLiveResize) CGContextSetInterpolationQuality(context, kCGInterpolationLow);
- CGContextSetBlendMode(context, kCGBlendModeCopy);
- CGContextDrawLayerInRect(context, *(CGRect *)&bounds, self.angbandLayer);
- if (viewInLiveResize) CGContextSetInterpolationQuality(context, kCGInterpolationDefault);
+ 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.angbandViews lastObject] window] isVisible];
+ return [[self->angbandView window] isVisible];
}
- (BOOL)isMainWindow
{
- return [[[self.angbandViews lastObject] window] isMainWindow];
+ return [[self->angbandView window] isMainWindow];
}
- (void)setNeedsDisplay:(BOOL)val
{
- for (NSView *angbandView in self.angbandViews)
- {
- [angbandView setNeedsDisplay:val];
- }
+ [self->angbandView setNeedsDisplay:val];
}
-- (void)setNeedsDisplayInBaseRect:(NSRect)rect
+- (void)setNeedsDisplayInRect:(NSRect)rect
{
- for (NSView *angbandView in self.angbandViews)
- {
- [angbandView setNeedsDisplayInRect: rect];
- }
+ [self->angbandView setNeedsDisplayInRect:rect];
}
- (void)displayIfNeeded
{
- [[self activeView] displayIfNeeded];
+ [self->angbandView displayIfNeeded];
}
- (int)terminalIndex
self.tileSize.width);
if (newRows < 1 || newColumns < 1) return;
- self->_cols = newColumns;
- self->_rows = newRows;
- [self.changes resize:self.cols rows:self.rows];
+ [self resizeWithColumns:newColumns rows:newRows];
int termIndex = [self terminalIndex];
[self setDefaultTitle:termIndex];
- (void)drawRect:(NSRect)rect
{
- if (! angbandContext)
- {
+ 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
- {
+ } else {
/* Tell the Angband context to draw into us */
- [angbandContext drawRect:rect inView:self];
+ [self.angbandContext drawRect:rect inView:self];
}
}
-- (void)setAngbandContext:(AngbandContext *)context
-{
- angbandContext = context;
-}
-
-- (AngbandContext *)angbandContext
-{
- return angbandContext;
-}
-
-- (void)setFrameSize:(NSSize)size
-{
- BOOL changed = ! NSEqualSizes(size, [self frame].size);
- [super setFrameSize:size];
- if (changed) [angbandContext angbandViewDidScale:self];
-}
-
+/**
+ * Override NSView's method to set up a cache that's used in drawRect to
+ * handle drawing during a resize.
+ */
- (void)viewWillStartLiveResize
{
- [angbandContext viewWillStartLiveResize:self];
+ [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
{
- [angbandContext viewDidEndLiveResize:self];
+ [super viewDidEndLiveResize];
+ self->cacheForResize = nil;
+ [self setNeedsDisplay:YES];
}
@end
if (defaultColumns > 0) columns = defaultColumns;
}
- context.cols = columns;
- context.rows = rows;
- [context.changes resize:columns rows:rows];
+ [context resizeWithColumns:columns rows:rows];
/* Get the window */
NSWindow *window = [context makePrimaryWindow];
if (!initialized || !game_in_progress) return (-1);
@autoreleasepool {
- AngbandContext *angbandContext =
- (__bridge AngbandContext*) (Term->data);
-
/* Handle graphics */
int expected_graf_mode = (current_graphics_mode) ?
current_graphics_mode->grafID : GRAPHICS_NONE;
}
}
+ 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. Note: this should be done for
- * all terms.
- */
- angbandContext->terminal->higher_pict = !! use_graphics;
+ /* 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)
{
/**
- * Draws one tile as a helper function for Term_xtra_cocoa_fresh().
- */
-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);
-}
-
-
-/**
- * This is a helper function for Term_xtra_cocoa_fresh(): look before a block
- * of text on a row to see if the bounds for rendering and clipping need to be
- * extended.
- */
-static void query_before_text(
- PendingTermChanges *tc, int iy, int npre, int* pclip, int* prend)
-{
- int start = *prend;
- int i = start - 1;
-
- while (1) {
- if (i < 0 || i < start - npre) {
- break;
- }
- enum PendingCellChangeType ctype = [tc getCellChangeType:i row:iy];
-
- if (ctype == CELL_CHANGE_TILE) {
- /*
- * The cell has been rendered with a tile. Do not want to modify
- * its contents so the clipping and rendering region can not be
- * extended.
- */
- break;
- } else if (ctype == CELL_CHANGE_NONE) {
- /*
- * It has not changed (or using big tile mode and it is within
- * a changed tile but is not the left cell for that tile) so
- * inquire what it is.
- */
- TERM_COLOR a[2];
- char c[2];
-
- Term_what(i, iy, a + 1, c + 1);
- if (use_graphics && (a[1] & 0x80) && (c[1] & 0x80)) {
- /*
- * It is an unchanged location rendered with a tile. Do not
- * want to modify its contents so the clipping and rendering
- * region can not be extended.
- */
- break;
- }
- if (use_bigtile && i > 0) {
- Term_what(i - 1, iy, a, c);
- if (use_graphics && (a[0] & 0x80) && (c[0] & 0x80)) {
- /*
- * It is the right cell of a location rendered with a tile.
- * Do not want to modify its contents so the clipping and
- * rendering region can not be exteded.
- */
- break;
- }
- }
- /*
- * It is unchanged text. A character from the changed region
- * may have extended into it so render it to clear that.
- */
-#ifdef JP
- /* Check to see if it is the second part of a kanji character. */
- if (i > 0) {
- Term_what(i - 1, iy, a, c);
- if (iskanji(c)) {
- [tc markTextChange:i-1 row:iy
- glyph:convert_two_byte_eucjp_to_utf16_native(c)
- color:a[0] isDoubleWidth:YES];
- *pclip = i - 1;
- *prend = i - 1;
- --i;
- } else {
- [tc markTextChange:i row:iy
- glyph:c[1] color:a[1] isDoubleWidth:NO];
- *pclip = i;
- *prend = i;
- }
- } else {
- [tc markTextChange:i row:iy
- glyph:c[1] color:a[1] isDoubleWidth:NO];
- *pclip = i;
- *prend = i;
- }
-#else
- [tc markTextChange:i row:iy
- glyph:c[1] color:a[1] isDoubleWidth:NO];
- *pclip = i;
- *prend = i;
-#endif
- --i;
- } else {
- /*
- * The cell has been wiped or had changed text rendered. Do
- * not need to render. Can extend the clipping rectangle into it.
- */
- *pclip = i;
- --i;
- }
- }
-}
-
-
-/**
- * This is a helper function for Term_xtra_cocoa_fresh(): look after a block
- * of text on a row to see if the bounds for rendering and clipping need to be
- * extended.
- */
-static void query_after_text(
- PendingTermChanges *tc, int iy, int npost, int* pclip, int* prend)
-{
- int end = *prend;
- int i = end + 1;
- int ncol = tc.columnCount;
-
- while (1) {
- if (i >= ncol) {
- break;
- }
-
- enum PendingCellChangeType ctype = [tc getCellChangeType:i row:iy];
-
- /*
- * Be willing to consolidate this block with the one after it. This
- * logic should be sufficient to avoid redraws of the region between
- * changed blocks of text if angbandContext.nColPre is zero or one.
- * For larger values of nColPre, would need to do something more to
- * avoid extra redraws.
- */
- if (i > end + npost && ctype != CELL_CHANGE_TEXT &&
- ctype != CELL_CHANGE_WIPE) {
- break;
- }
-
- if (ctype == CELL_CHANGE_TILE) {
- /*
- * The cell has been rendered with a tile. Do not want to modify
- * its contents so the clipping and rendering region can not be
- * extended.
- */
- break;
- } else if (ctype == CELL_CHANGE_NONE) {
- /* It has not changed so inquire what it is. */
- TERM_COLOR a[2];
- char c[2];
-
- Term_what(i, iy, a, c);
- if (use_graphics && (a[0] & 0x80) && (c[0] & 0x80)) {
- /*
- * It is an unchanged location rendered with a tile. Do not
- * want to modify its contents so the clipping and rendering
- * region can not be extended.
- */
- break;
- }
- /*
- * It is unchanged text. A character from the changed region
- * may have extended into it so render it to clear that.
- */
-#ifdef JP
- /* Check to see if it is the first part of a kanji character. */
- if (i < ncol - 1) {
- Term_what(i + 1, iy, a + 1, c + 1);
- if (iskanji(c)) {
- [tc markTextChange:i row:iy
- glyph:convert_two_byte_eucjp_to_utf16_native(c)
- color:a[0] isDoubleWidth:YES];
- *pclip = i + 1;
- *prend = i + 1;
- ++i;
- } else {
- [tc markTextChange:i row:iy
- glyph:c[0] color:a[0] isDoubleWidth:NO];
- *pclip = i;
- *prend = i;
- }
- } else {
- [tc markTextChange:i row:iy
- glyph:c[0] color:a[0] isDoubleWidth:NO];
- *pclip = i;
- *prend = i;
- }
-#else
- [tc markTextChange:i row:iy
- glyph:c[0] color:a[0] isDoubleWidth:NO];
- *pclip = i;
- *prend = i;
-#endif
- ++i;
- } else {
- /*
- * Have come to another region of changed text or another region
- * to wipe. Combine the regions to minimize redraws.
- */
- *pclip = i;
- *prend = i;
- end = i;
- ++i;
- }
- }
-}
-
-
-/**
- * Draw the pending changes saved in angbandContext->changes.
- */
-static void Term_xtra_cocoa_fresh(AngbandContext* angbandContext)
-{
- int graf_width, graf_height, alphablend;
-
- if (angbandContext.changes.hasTileChanges) {
- CGImageAlphaInfo ainfo = CGImageGetAlphaInfo(pict_image);
-
- graf_width = current_graphics_mode->cell_width;
- graf_height = current_graphics_mode->cell_height;
- /*
- * As of this writing, a value of zero for
- * current_graphics_mode->alphablend can mean either that the tile set
- * doesn't have an alpha channel or it does but it only takes on values
- * of 0 or 255. For main-cocoa.m's purposes, the latter is rendered
- * using the same procedure as if alphablend was nonzero. The former
- * is handled differently, but alphablend doesn't distinguish it from
- * the latter. So ignore alphablend and directly test whether an
- * alpha channel is present.
- */
- alphablend = (ainfo & (kCGImageAlphaPremultipliedFirst |
- kCGImageAlphaPremultipliedLast)) ? 1 : 0;
- } else {
- graf_width = 0;
- graf_height = 0;
- alphablend = 0;
- }
-
- CGContextRef ctx = [angbandContext lockFocus];
-
- if (angbandContext.changes.hasTextChanges ||
- angbandContext.changes.hasWipeChanges) {
- NSFont *selectionFont = [angbandContext.angbandViewFont screenFont];
- [selectionFont set];
- }
-
- for (int iy = angbandContext.changes.firstChangedRow;
- iy <= angbandContext.changes.lastChangedRow;
- ++iy) {
- /* Skip untouched rows. */
- if ([angbandContext.changes getFirstChangedColumnInRow:iy] >
- [angbandContext.changes getLastChangedColumnInRow:iy]) {
- continue;
- }
- int ix = [angbandContext.changes getFirstChangedColumnInRow:iy];
- int ixmax = [angbandContext.changes getLastChangedColumnInRow:iy];
-
- while (1) {
- int jx;
-
- if (ix > ixmax) {
- break;
- }
-
- switch ([angbandContext.changes getCellChangeType:ix row:iy]) {
- case CELL_CHANGE_NONE:
- ++ix;
- break;
-
- case CELL_CHANGE_TILE:
- {
- /*
- * Because changes are made to the compositing mode, save
- * the incoming value.
- */
- NSGraphicsContext *nsContext =
- [NSGraphicsContext currentContext];
- NSCompositingOperation op = nsContext.compositingOperation;
- int step = (use_bigtile) ? 2 : 1;
-
- jx = ix;
- while (jx <= ixmax &&
- [angbandContext.changes getCellChangeType:jx row:iy]
- == CELL_CHANGE_TILE) {
- NSRect destinationRect =
- [angbandContext rectInImageForTileAtX:jx Y:iy];
- struct PendingTileChange tileIndices =
- [angbandContext.changes
- getCellTileChange:jx row:iy];
- NSRect sourceRect, terrainRect;
-
- destinationRect.size.width *= step;
- sourceRect.origin.x = graf_width * tileIndices.fgdCol;
- sourceRect.origin.y = graf_height * tileIndices.fgdRow;
- sourceRect.size.width = graf_width;
- sourceRect.size.height = graf_height;
- terrainRect.origin.x = graf_width * tileIndices.bckCol;
- terrainRect.origin.y = graf_height *
- tileIndices.bckRow;
- terrainRect.size.width = graf_width;
- terrainRect.size.height = graf_height;
- if (alphablend) {
- draw_image_tile(
- nsContext,
- ctx,
- pict_image,
- terrainRect,
- destinationRect,
- NSCompositeCopy);
- /*
- * Skip drawing the foreground if it is the same
- * as the background.
- */
- if (sourceRect.origin.x != terrainRect.origin.x ||
- sourceRect.origin.y != terrainRect.origin.y) {
- draw_image_tile(
- nsContext,
- ctx,
- pict_image,
- sourceRect,
- destinationRect,
- NSCompositeSourceOver);
- }
- } else {
- draw_image_tile(
- nsContext,
- ctx,
- pict_image,
- sourceRect,
- destinationRect,
- NSCompositeCopy);
- }
- jx += step;
- }
-
- [nsContext setCompositingOperation:op];
-
- NSRect rect =
- [angbandContext rectInImageForTileAtX:ix Y:iy];
- rect.size.width =
- angbandContext.tileSize.width * (jx - ix);
- [angbandContext setNeedsDisplayInBaseRect:rect];
- }
- ix = jx;
- break;
-
- case CELL_CHANGE_WIPE:
- case CELL_CHANGE_TEXT:
- /*
- * For a wiped region, treat it as if it had text (the only
- * loss if it was not is some extra work rendering
- * neighboring unchanged text).
- */
- jx = ix + 1;
- while (1) {
- if (jx >= angbandContext.cols) {
- break;
- }
- enum PendingCellChangeType ctype =
- [angbandContext.changes getCellChangeType:jx row:iy];
- if (ctype != CELL_CHANGE_TEXT &&
- ctype != CELL_CHANGE_WIPE) {
- break;
- }
- ++jx;
- }
- {
- int isclip = ix;
- int ieclip = jx - 1;
- int isrend = ix;
- int ierend = jx - 1;
- int set_color = 1;
- TERM_COLOR alast = 0;
- NSRect r;
- int k;
-
- query_before_text(
- angbandContext.changes,
- iy,
- angbandContext.nColPre,
- &isclip,
- &isrend);
- query_after_text(
- angbandContext.changes,
- iy,
- angbandContext.nColPost,
- &ieclip,
- &ierend
- );
- ix = ierend + 1;
-
- /* Save the state since the clipping will be modified. */
- CGContextSaveGState(ctx);
-
- /* Clear the area where rendering will be done. */
- r = [angbandContext rectInImageForTileAtX:isrend Y:iy];
- r.size.width = angbandContext.tileSize.width *
- (ierend - isrend + 1);
- [[NSColor blackColor] set];
- NSRectFill(r);
-
- /*
- * Clear the current path so it does not affect clipping.
- * Then set the clipping rectangle. Using
- * CGContextSetTextDrawingMode() to include clipping does
- * not appear to be necessary on 10.14 and is actually
- * detrimental: when displaying more than one character,
- * only the first is visible.
- */
- CGContextBeginPath(ctx);
- r = [angbandContext rectInImageForTileAtX:isclip Y:iy];
- r.size.width = angbandContext.tileSize.width *
- (ieclip - isclip + 1);
- CGContextClipToRect(ctx, r);
-
- /* Render. */
- k = isrend;
- while (k <= ierend) {
- if ([angbandContext.changes getCellChangeType:k row:iy]
- == CELL_CHANGE_WIPE) {
- /* Skip over since no rendering is necessary. */
- ++k;
- continue;
- }
-
- struct PendingTextChange textChange =
- [angbandContext.changes getCellTextChange:k
- row:iy];
- int anew = textChange.color % MAX_COLORS;
- if (set_color || alast != anew) {
- set_color = 0;
- alast = anew;
- set_color_for_index(anew);
- }
-
- NSRect rectToDraw =
- [angbandContext rectInImageForTileAtX:k Y:iy];
- if (textChange.doubleWidth) {
- rectToDraw.size.width *= 2.0;
- [angbandContext drawWChar:textChange.glyph
- inRect:rectToDraw context:ctx];
- k += 2;
- } else {
- [angbandContext drawWChar:textChange.glyph
- inRect:rectToDraw context:ctx];
- ++k;
- }
- }
-
- /*
- * Inform the context that the area in the clipping
- * rectangle needs to be redisplayed.
- */
- [angbandContext setNeedsDisplayInBaseRect:r];
-
- CGContextRestoreGState(ctx);
- }
- break;
- }
- }
- }
-
- if (angbandContext.changes.cursorColumn >= 0 &&
- angbandContext.changes.cursorRow >= 0) {
- NSRect rect = [angbandContext
- rectInImageForTileAtX:angbandContext.changes.cursorColumn
- Y:angbandContext.changes.cursorRow];
-
- rect.size.width *= angbandContext.changes.cursorWidth;
- rect.size.height *= angbandContext.changes.cursorHeight;
- [[NSColor yellowColor] set];
- NSFrameRectWithWidth(rect, 1);
- /* Invalidate that rect */
- [angbandContext setNeedsDisplayInBaseRect:rect];
- }
-
- [angbandContext unlockFocus];
-}
-
-
-/**
* Do a "special thing"
*/
static errr Term_xtra_cocoa(int n, int v)
/* Clear the screen */
case TERM_XTRA_CLEAR:
- {
- [angbandContext lockFocus];
- [[NSColor blackColor] set];
- NSRect imageRect = {NSZeroPoint, [angbandContext imageSize]};
- NSRectFillUsingOperation(imageRect, NSCompositeCopy);
- [angbandContext unlockFocus];
- [angbandContext setNeedsDisplay:YES];
- /* Success */
- break;
- }
+ [angbandContext.contents wipe];
+ [angbandContext setNeedsDisplay:YES];
+ break;
/* React to changes */
case TERM_XTRA_REACT:
/* Draw the pending changes. */
case TERM_XTRA_FRESH:
- Term_xtra_cocoa_fresh(angbandContext);
- [angbandContext.changes clear];
+ {
+ /*
+ * 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:
{
AngbandContext *angbandContext = (__bridge AngbandContext*) (Term->data);
- [angbandContext.changes markCursor:x row:y];
+ [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;
{
AngbandContext *angbandContext = (__bridge AngbandContext*) (Term->data);
- [angbandContext.changes markBigCursor:x row:y cellsWide:2 cellsHigh:1];
+ [angbandContext.contents setCursorAtColumn:x row:y width:2 height:1];
+ [angbandContext.changes markChangedBlockAtColumn:x row:y width:2 height:1];
/* Success */
return 0;
{
AngbandContext *angbandContext = (__bridge AngbandContext*) (Term->data);
- [angbandContext.changes markWipeRange:x row:y n:n];
+ [angbandContext.contents wipeBlockAtColumn:x row:y width:n height:1];
+ [angbandContext.changes markChangedRangeAtColumn:x row:y width:n];
/* Success */
return 0;
AngbandContext* angbandContext = (__bridge AngbandContext*) (Term->data);
int step = (use_bigtile) ? 2 : 1;
- /*
- * In bigtile mode, it is sufficient that the bounds for the modified
- * region only encompass the left cell for the region affected by the
- * tile and that only that cell has to have the details of the changes.
- */
+ 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++;
char tc = *tcp++;
if (use_graphics && (a & 0x80) && (c & 0x80)) {
- [angbandContext.changes markTileChange:i row:y
- foregroundCol:((byte)c & 0x7F) % pict_cols
- foregroundRow:((byte)a & 0x7F) % pict_rows
- backgroundCol:((byte)tc & 0x7F) % pict_cols
- backgroundRow:((byte)ta & 0x7F) % pict_rows];
+ 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];
}
}
TERM_LEN x, TERM_LEN y, int n, TERM_COLOR a, concptr cp)
{
AngbandContext* angbandContext = (__bridge AngbandContext*) (Term->data);
- int i = 0;
- while (i < n) {
-#ifdef JP
- if (iskanji(*cp)) {
- if (i == n - 1) {
- /*
- * The second byte of the character is past the end. Ignore
- * the character.
- */
- break;
- } else {
- [angbandContext.changes markTextChange:i+x row:y
- glyph:convert_two_byte_eucjp_to_utf16_native(cp)
- color:a isDoubleWidth:YES];
- cp += 2;
- i += 2;
- }
- } else {
- [angbandContext.changes markTextChange:i+x row:y
- glyph:*cp color:a isDoubleWidth:NO];
- ++cp;
- ++i;
- }
-#else
- [angbandContext.changes markTextChange:i+x row:y
- glyph:*cp color:a isDoubleWidth:NO];
- ++cp;
- ++i;
-#endif
- }
+ [angbandContext.contents setUniformAttributeTextRunAtColumn:x
+ row:y n:n glyphs:cp attribute:a];
+ [angbandContext.changes markChangedRangeAtColumn:x row:y width:n];
/* Success */
return 0;