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comparison src/video/quartz/SDL_QuartzWM.m @ 269:4125b9859c71

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Added Quartz version of SDL_SetIcon() for MacOS X (thanks Bob)
author Sam Lantinga <slouken@libsdl.org>
date Fri, 18 Jan 2002 19:41:59 +0000
parents e8157fcb3114
children d1447a846d80
comparison
equal deleted inserted replaced
268:217b02923e79 269:4125b9859c71
141 [ string release ]; 141 [ string release ];
142 } 142 }
143 } 143 }
144 } 144 }
145 145
146 static void QZ_SetIcon (_THIS, SDL_Surface *icon, Uint8 *mask) { 146 static void QZ_SetIcon (_THIS, SDL_Surface *icon, Uint8 *mask)
147 /* Convert icon/mask to NSImage, assign with NSWindow's setMiniwindowImage method */ 147 {
148 NSBitmapImageRep *imgrep;
149 NSImage *img;
150 SDL_Surface *mergedSurface;
151 Uint8 *surfPtr;
152 int i,j,masksize;
153 NSAutoreleasePool *pool;
154 SDL_Rect rrect;
155 NSSize imgSize = {icon->w, icon->h};
156 pool = [ [ NSAutoreleasePool alloc ] init ];
157 SDL_GetClipRect(icon, &rrect);
158 /* create a big endian RGBA surface */
159 mergedSurface = SDL_CreateRGBSurface(SDL_SWSURFACE|SDL_SRCALPHA,
160 icon->w, icon->h, 32, 0xff<<24, 0xff<<16, 0xff<<8, 0xff<<0);
161 if (mergedSurface==NULL) { NSLog(@"Error creating surface for
162 merge"); goto freePool; }
163 if (SDL_BlitSurface(icon,&rrect,mergedSurface,&rrect)) {
164 NSLog(@"Error blitting to mergedSurface");
165 goto freePool;
166 }
167 if (mask) {
168 masksize=icon->w*icon->h;
169 surfPtr = (Uint8 *)mergedSurface->pixels;
170 #define ALPHASHIFT 3
171 for (i=0;i<masksize;i+=8)
172 for (j=0;j<8;j++)
173 surfPtr[ALPHASHIFT+((i+j)<<2)]=(mask[i>>3]&(1<<(7-j)))?0xFF:0x00;
174 }
175 imgrep = [[NSBitmapImageRep alloc]
176 initWithBitmapDataPlanes:(unsigned char **)&mergedSurface->pixels
177 pixelsWide:icon->w pixelsHigh:icon->h bitsPerSample:8 samplesPerPixel:4
178 hasAlpha:YES isPlanar:NO colorSpaceName:NSDeviceRGBColorSpace
179 bytesPerRow:icon->w<<2 bitsPerPixel:32];
180 img = [[NSImage alloc] initWithSize:imgSize];
181 [img addRepresentation: imgrep];
182 [NSApp setApplicationIconImage:img];
183 [img release];
184 [imgrep release];
185 SDL_FreeSurface(mergedSurface);
186 freePool:
187 [pool release];
148 } 188 }
149 189
150 static int QZ_IconifyWindow (_THIS) { 190 static int QZ_IconifyWindow (_THIS) {
151 191
152 /* Bug! minimize erases the framebuffer */ 192 /* Bug! minimize erases the framebuffer */