winex11: Add support for retrieving multi-rate animated cursor data.
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3e35caa7b2
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@ -294,7 +294,7 @@ static XcursorImage *create_xcursor_frame( HDC hdc, const ICONINFOEXW *iinfo, HA
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int width, int height, int istep )
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{
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XcursorImage *image, *ret = NULL;
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DWORD delay_jiffies, is_static;
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DWORD delay_jiffies, num_steps;
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int x, y, i, has_alpha;
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XcursorPixel *ptr;
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@ -310,12 +310,11 @@ static XcursorImage *create_xcursor_frame( HDC hdc, const ICONINFOEXW *iinfo, HA
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image->xhot = iinfo->xHotspot;
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image->yhot = iinfo->yHotspot;
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/* TODO: Handle animated cursors that use multiple rates */
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image->delay = 100; /* fallback delay, 100 ms */
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if (GetCursorFrameInfo(icon, 0x0 /* unknown parameter */, 0 /* obtain first rate */, &delay_jiffies, &is_static) != 0)
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if (GetCursorFrameInfo(icon, 0x0 /* unknown parameter */, istep, &delay_jiffies, &num_steps) != 0)
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image->delay = (100 * delay_jiffies) / 6; /* convert jiffies (1/60s) to milliseconds */
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else
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WARN("Failed to retrieve animated cursor framerate.\n");
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WARN("Failed to retrieve animated cursor frame-rate for frame %d.\n", istep);
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/* draw the cursor frame to a temporary buffer then copy it into the XcursorImage */
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memset( color_bits, 0x00, color_size );
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@ -366,14 +365,16 @@ static Cursor create_xcursor_cursor( HDC hdc, const ICONINFOEXW *iinfo, HANDLE i
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{
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unsigned char *color_bits, *mask_bits;
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HBITMAP hbmColor = 0, hbmMask = 0;
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XcursorImage **imgs, *image;
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DWORD nFrames, delay_jiffies, i;
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int color_size, mask_size;
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BITMAPINFO *info = NULL;
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XcursorImages *images;
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XcursorImage **imgs;
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Cursor cursor = 0;
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int nFrames = 0;
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if (!(imgs = HeapAlloc( GetProcessHeap(), 0, sizeof(XcursorImage*) ))) return 0;
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/* Retrieve the number of frames to render */
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if (!GetCursorFrameInfo(icon, 0x0 /* unknown parameter */, 0, &delay_jiffies, &nFrames)) return 0;
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if (!(imgs = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(XcursorImage*)*nFrames ))) return 0;
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/* Allocate all of the resources necessary to obtain a cursor frame */
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if (!(info = HeapAlloc( GetProcessHeap(), 0, FIELD_OFFSET( BITMAPINFO, bmiColors[256] )))) goto cleanup;
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@ -406,19 +407,13 @@ static Cursor create_xcursor_cursor( HDC hdc, const ICONINFOEXW *iinfo, HANDLE i
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}
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/* Create an XcursorImage for each frame of the cursor */
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while (1)
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for (i=0; i<nFrames; i++)
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{
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XcursorImage **imgstmp;
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image = create_xcursor_frame( hdc, iinfo, icon,
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hbmColor, color_bits, color_size,
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hbmMask, mask_bits, mask_size,
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width, height, nFrames );
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if (!image) break; /* no more drawable frames */
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imgs[nFrames++] = image;
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if (!(imgstmp = HeapReAlloc( GetProcessHeap(), 0, imgs, (nFrames+1)*sizeof(XcursorImage*) ))) goto cleanup;
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imgs = imgstmp;
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imgs[i] = create_xcursor_frame( hdc, iinfo, icon,
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hbmColor, color_bits, color_size,
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hbmMask, mask_bits, mask_size,
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width, height, i );
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if (!imgs[i]) goto cleanup;
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}
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/* Build an X cursor out of all of the frames */
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@ -436,8 +431,8 @@ cleanup:
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if (imgs)
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{
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/* Failed to produce a cursor, free previously allocated frames */
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for (nFrames--; nFrames >= 0; nFrames--)
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pXcursorImageDestroy( imgs[nFrames] );
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for (i=0; i<nFrames && imgs[i]; i++)
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pXcursorImageDestroy( imgs[i] );
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HeapFree( GetProcessHeap(), 0, imgs );
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}
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/* Cleanup all of the resources used to obtain the frame data */
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