ElisTimeLineController.m

   1 //  Copyright (c) 2009 Yanagi Asakura
   2 //
   3 //  This software is provided 'as-is', without any express or implied
   4 //  warranty. In no event will the authors be held liable for any damages
   5 //  arising from the use of this software.
   6 //
   7 //  Permission is granted to anyone to use this software for any purpose,
   8 //  including commercial applications, and to alter it and redistribute it
   9 //  freely, subject to the following restrictions:
  10 //
  11 //  1. The origin of this software must not be misrepresented; you must not
  12 //  claim that you wrote the original software. If you use this software
  13 //  in a product, an acknowledgment in the product documentation would be
  14 //  appreciated but is not required.
  15 //
  16 //  2. Altered source versions must be plainly marked as such, and must not be
  17 //  misrepresented as being the original software.
  18 //
  19 //  3. This notice may not be removed or altered from any source
  20 //  distribution.
  21
  22 //
  23 //  ElisTimeLineController.m
  24 //  Elis Colors
  25 //
  26 //  Created by 柳 on 09/09/12.
  27 //  Copyright 2009 __MyCompanyName__. All rights reserved.
  28 //
  29
  30 #import "ElisTimeLineController.h"
  31
  32
  33 @implementation ElisTimeLineController
  34
  35 - (void)awakeFromNib
  36 {
  37     NSLog(@"Building TimeLine ...");
  38
  39     CGImageRef bar, trblack;
  40     NSBundle *bundle = [NSBundle mainBundle];
  41     bar = [[NSBitmapImageRep imageRepWithContentsOfFile:[bundle pathForResource:@"white" ofType:@"jpg"]] CGImage];
  42     trblack = [[NSBitmapImageRep imageRepWithContentsOfFile:[bundle pathForResource:@"trackgray" ofType:@"jpg"]] CGImage];
  43
  44     timeLineScale = 10.0; // 10倍表示
  45
  46     rootLayer = [CALayer layer];
  47     timeLine = [CALayer layer];
  48     playbackBar = [CALayer layer];
  49
  50     rootLayer.backgroundColor = CGColorCreateGenericGray(0, 0.4f);
  51     playbackBar.contents = (id)bar;
  52     playbackBar.frame = CGRectMake(0, 0, 1, 51*TRACK_MAX);
  53
  54     int i;
  55     CALayer* track;
  56     for(i = 0; i < TRACK_MAX; i++){
  57         track = [CALayer layer];
  58         track.frame = CGRectMake(0, 51*i+1, [_timeLineView frame].size.width, 50);
  59         track.contents = (id)trblack;
  60         track.opacity = 0.35;
  61         track.autoresizingMask = kCALayerWidthSizable;
  62         [timeLine addSublayer:track];
  63     }
  64     timeLine.autoresizingMask = kCALayerWidthSizable;
  65
  66     NSRect r = [_timeLineView frame];
  67     [_timeLineView setFrame:NSMakeRect(0, 0, 10*60*timeLineScale, 51*TRACK_MAX)];
  68     rootLayer.frame = *(CGRect*)&r;
  69     rootLayer.masksToBounds = YES;
  70
  71     [rootLayer addSublayer:timeLine];
  72     [rootLayer addSublayer:playbackBar];
  73     [_timeLineView setLayer:rootLayer];
  74     [_timeLineView setWantsLayer:YES];
  75
  76     draggingLayer = nil;
  77     clickedPosition.x = -1;
  78     dragging = NO;
  79     _layerFactory = [[ElisAnimationLayerFactory alloc] init];
  80 }
  81
  82 - (void)movePlaybackBar:(float)p
  83 {
  84     // 自動スクロールはうまくできないので無効にしてある。
  85     // 再生中にフリーズするよ！　よ！
  86 //    NSRect r = [_timeLineView visibleRect];
  87 //    if(p > r.origin.x){
  88 //        r.origin.x += 2;
  89 //        [_timeLineView scrollPoint:r.origin];
  90 //    }
  91     [CATransaction begin];
  92     [CATransaction setValue:[NSNumber numberWithFloat:0.0f] forKey:kCATransactionAnimationDuration];
  93     CGPoint po = playbackBar.position;
  94     po.x = p;
  95     playbackBar.position = po;
  96     [CATransaction commit];
  97 }
  98
  99 - (void)addMedia:(NSString*)path
 100 {
 101     CALayer* newLayer = [_mainController createNewLayer:path];
 102     if(draggingLayer) draggingLayer.opacity = 0.75;
 103     draggingLayer = newLayer;
 104     [timeLine addSublayer:newLayer];
 105     clickedPosition.x = -1;
 106 //    [_undoManager pushOperation:[draggingLayer valueForKey:@"ElisLayer"]];
 107 }
 108
 109 - (void)readyInDrag:(NSPoint)p
 110 {
 111     clickedPosition = p;
 112     clickedLayerPosition = *(CGPoint*)&p;
 113 }
 114
 115 - (void)dragging:(NSPoint)point
 116 {
 117     if(draggingLayer == nil) return;
 118
 119     if(stretch == STRETCH_RIGHT){
 120         CGRect rect = draggingLayer.frame;
 121         float dx = point.x - rect.origin.x - rect.size.width;
 122         rect.size.width += dx;
 123         if([[draggingLayer valueForKey:@"ElisLayer"] canChangeMapping:rect]){
 124             [self changeLayerFrame:draggingLayer rect:rect];
 125         }
 126         return;
 127     } else if (stretch == STRETCH_LEFT){
 128         CGRect rect = draggingLayer.frame;
 129         float dx = point.x - rect.origin.x;
 130         if([[draggingLayer valueForKey:@"ElisLayer"] canChangeOffset:dx]){
 131             [[draggingLayer valueForKey:@"ElisLayer"] changeOffset:dx];
 132             rect.size.width -= dx;
 133             [self changeLayerFrame:draggingLayer rect:rect];
 134             [_mainController refresh];
 135         }
 136         return;
 137     }
 138
 139     if(dragging == NO) dragging = YES;
 140     if(clickedPosition.x == -1 && NO){
 141         NSLog(@"called? %f", point.x);
 142 //        point.x -= 600;
 143 //        point.y -= 25;
 144         clickedPosition = point;
 145         clickedLayerPosition = *(CGPoint*)&point;
 146         [self changeLayerPosition:draggingLayer position:point];
 147 //        [_undoManager pushOperation:[draggingLayer valueForKey:@"ElisLayer"]];
 148         NSLog(@"%f", draggingLayer.frame.origin.x);
 149     } /*else*/ {
 150         float dx = clickedPosition.x - point.x;
 151         float dy = clickedPosition.y - point.y;
 152         point = NSMakePoint(clickedLayerPosition.x - dx, clickedLayerPosition.y - dy);
 153     }
 154     [self changeLayerPosition:draggingLayer position:point];
 155 }
 156
 157 - (void)draggingDone
 158 {
 159     if(draggingLayer == nil) return;
 160     if(dragging){
 161         CGPoint point = draggingLayer.position;
 162         point.y = floor(point.y/51.0) * 51 + 1 + 25; // +25ってどこから出てきた？
 163         draggingLayer.position = point;
 164         draggingLayer.opacity = 0.75;
 165         [_undoManager pushOperation:[draggingLayer valueForKey:@"ElisLayer"]];
 166         draggingLayer = nil;
 167         clickedPosition.x = -1;
 168         dragging = NO;
 169 //        [_timeLineView setCursorRect:NSZeroRect]; // これなに？
 170     }
 171     if(stretch != 0) [_undoManager pushOperation:[draggingLayer valueForKey:@"ElisLayer"]];
 172     [_timeLineView setCursorRect:draggingLayer.frame];
 173     stretch = 0;
 174 }
 175
 176 - (void)changeLayerPosition:(CALayer*)layer position:(NSPoint)point
 177 {
 178     [CATransaction begin];
 179     [CATransaction setValue:[NSNumber numberWithFloat:0.0f] forKey:kCATransactionAnimationDuration];
 180     CGRect r = layer.frame;
 181     r.origin.x = point.x;
 182     r.origin.y = point.y;
 183     layer.frame = r;  // KVOでCALayerに対応してElisLayerも変化
 184     [CATransaction commit];
 185     [_mainController refresh]; // ElisLayerの構造が変わったので再描画を要請。ループしないよう注意。
 186 }
 187
 188 - (void)changeLayerFrame:(CALayer*)layer rect:(CGRect)rect
 189 {
 190     [CATransaction begin];
 191     [CATransaction setValue:[NSNumber numberWithFloat:0.0f] forKey:kCATransactionAnimationDuration];
 192     layer.frame = rect;
 193     [CATransaction commit];
 194     [_mainController refresh];
 195 }
 196
 197 - (IBAction)add:(id)sender
 198 {
 199     [self addMedia:@"/Users/yanagi/Desktop/59926_2_m1_1.mp4"];
 200     NSValue* v = [draggingLayer valueForKey:@"frame"];
 201     NSRect r = [v rectValue];
 202     r.origin.x = 0;
 203 //    [draggingLayer willChangeValueForKey:@"frame"];
 204     [draggingLayer setValue:[NSValue valueWithRect:r] forKey:@"frame"];
 205 //    [draggingLayer didChangeValueForKey:@"frame"];
 206 }
 207
 208 - (void)clicked:(NSPoint)point
 209 {
 210     if(draggingLayer){
 211         draggingLayer.opacity = 0.75;
 212         draggingLayer = nil;
 213         [_tableController createPropertyTable:nil];
 214         [_tableController reload];
 215     }
 216
 217     NSArray* layers;
 218     int i, size;
 219
 220     layers = [timeLine sublayers];
 221     size = [layers count];
 222     dragging = NO;
 223
 224     for(i = TRACK_MAX; i < size; i++){
 225         if([self isInclude:[layers objectAtIndex:i] point:point]){
 226             draggingLayer = [layers objectAtIndex:i];
 227             draggingLayer.opacity = 1.0;
 228             clickedPosition = point;
 229             clickedLayerPosition = draggingLayer.frame.origin;
 230             [_timeLineView setCursorRect:draggingLayer.frame];
 231             [_tableController createPropertyTable:[draggingLayer valueForKey:@"ElisLayer"]];
 232             [_tableController reload];
 233             [_mainController refresh];
 234             [_undoManager pushOperation:[draggingLayer valueForKey:@"ElisLayer"]];
 235             return;
 236         }
 237     }
 238     if(draggingLayer){ // これなに？
 239         draggingLayer.opacity = 0.75;
 240         draggingLayer = nil;
 241     }
 242     clickedPosition.x = -1; // "レイヤーは選択されていない" という意味。
 243     stretch = 0;
 244 }
 245
 246 - (void)doubleClicked
 247 {
 248     if(draggingLayer == nil) return;
 249     if([[draggingLayer valueForKey:@"have keyframeLayer"] boolValue]){
 250         [[[draggingLayer sublayers] lastObject] removeFromSuperlayer];
 251         [draggingLayer setValue:[NSNumber numberWithBool:NO] forKey:@"have keyframeLayer"];
 252         [_layerFactory removeParentLayer]; // 参照を切る = GCで回収されるようにする
 253         return;
 254     }
 255
 256     CALayer* keyframeLayer;
 257     keyframeLayer = [_layerFactory createKeyframeLayerWithLayer:draggingLayer];
 258
 259     float size = draggingLayer.frame.size.width;
 260     float x;
 261     CGRect r;
 262     CALayer *miniLayer;
 263
 264     [draggingLayer addSublayer:keyframeLayer];
 265     [draggingLayer setValue:[NSNumber numberWithBool:YES] forKey:@"have keyframeLayer"];
 266
 267     if([_tableController isSelected] == NO)
 268         [_tableController selectDefault];
 269
 270     for(x = 0.0; x < size-1; x += MINI_LAYER_WIDTH){
 271         miniLayer = [_layerFactory createKeyframeLevelLayer];
 272         r = miniLayer.frame;
 273         r.size.height = 100 * [_tableController getSelectedValueForTime:x];
 274         r.origin.x = x;
 275         miniLayer.frame = r;
 276         [keyframeLayer addSublayer:miniLayer];
 277     }
 278
 279 }
 280
 281 - (void)updateKeyframeLayer
 282 {
 283     if(draggingLayer == nil) return;
 284     if([[draggingLayer valueForKey:@"have keyframeLayer"] boolValue] == NO) return;
 285
 286     NSArray* minis;
 287     minis = [[[draggingLayer sublayers] lastObject] sublayers];
 288     CALayer* mini;
 289     CGRect r;
 290
 291     int i, size = [minis count];
 292     for(i = 0; i < size; i++){
 293         mini = [minis objectAtIndex:i];
 294         r = mini.frame;
 295         r.size.height = 100 * [_tableController getSelectedValueForTime:i * MINI_LAYER_WIDTH];
 296         mini.frame = r;
 297     }
 298 }
 299
 300 // 左側のマッピングを調整する。(レイヤー内オフセットをいじる)
 301 - (void)stretchLeft
 302 {
 303     stretch = STRETCH_LEFT;
 304 }
 305
 306 // 右側のマッピングを調整する。(マッピングの範囲を変えるだけ)
 307 - (void)stretchRight
 308 {
 309     stretch = STRETCH_RIGHT;
 310 }
 311
 312 - (BOOL)isInclude:(CALayer*)layer point:(NSPoint)point
 313 {
 314     CGRect r = layer.frame;
 315     return r.origin.x <= point.x && point.x <= r.origin.x + r.size.width
 316         && r.origin.y <= point.y && point.y <= r.origin.y + r.size.height;
 317 }
 318
 319 - (CALayer*)getSelectLayer
 320 {
 321     return draggingLayer;
 322 }
 323
 324 - (void)removeSelectLayer
 325 {
 326     [draggingLayer setValue:nil forKey:@"ElisLayer"];
 327     draggingLayer = nil;
 328 }
 329
 330 - (void)addLayer:(CALayer*)l
 331 {
 332     [timeLine addSublayer:l];
 333 }
 334
 335 - (BOOL)canDeleteLayer
 336 {
 337     return draggingLayer != nil;
 338 }
 339
 340 @end