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1 /* | 1 /* |
2 * Copyright 2013 The Android Open Source Project | 2 * Copyright 2013 The Android Open Source Project |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "SkXfermodeImageFilter.h" | 8 #include "SkXfermodeImageFilter.h" |
9 #include "SkCanvas.h" | 9 #include "SkCanvas.h" |
10 #include "SkDevice.h" | 10 #include "SkDevice.h" |
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55 !backgroundInput->filterImage(proxy, src, ctx, &background, &backgroundO
ffset)) { | 55 !backgroundInput->filterImage(proxy, src, ctx, &background, &backgroundO
ffset)) { |
56 return false; | 56 return false; |
57 } | 57 } |
58 SkIPoint foregroundOffset = SkIPoint::Make(0, 0); | 58 SkIPoint foregroundOffset = SkIPoint::Make(0, 0); |
59 if (foregroundInput && | 59 if (foregroundInput && |
60 !foregroundInput->filterImage(proxy, src, ctx, &foreground, &foregroundO
ffset)) { | 60 !foregroundInput->filterImage(proxy, src, ctx, &foreground, &foregroundO
ffset)) { |
61 return false; | 61 return false; |
62 } | 62 } |
63 | 63 |
64 SkIRect bounds, foregroundBounds; | 64 SkIRect bounds, foregroundBounds; |
65 if (!applyCropRect(ctx, foreground, foregroundOffset, &foregroundBounds)) { | 65 background.getBounds(&bounds); |
| 66 bounds.offset(backgroundOffset); |
| 67 foreground.getBounds(&foregroundBounds); |
| 68 foregroundBounds.offset(foregroundOffset); |
| 69 bounds.join(foregroundBounds); |
| 70 if (!applyCropRect(&bounds, ctx.ctm())) { |
66 return false; | 71 return false; |
67 } | 72 } |
68 if (!applyCropRect(ctx, background, backgroundOffset, &bounds)) { | |
69 return false; | |
70 } | |
71 bounds.join(foregroundBounds); | |
72 | 73 |
73 SkAutoTUnref<SkBaseDevice> device(proxy->createDevice(bounds.width(), bounds
.height())); | 74 SkAutoTUnref<SkBaseDevice> device(proxy->createDevice(bounds.width(), bounds
.height())); |
74 if (NULL == device.get()) { | 75 if (NULL == device.get()) { |
75 return false; | 76 return false; |
76 } | 77 } |
77 SkCanvas canvas(device); | 78 SkCanvas canvas(device); |
78 canvas.translate(SkIntToScalar(-bounds.left()), SkIntToScalar(-bounds.top())
); | 79 canvas.translate(SkIntToScalar(-bounds.left()), SkIntToScalar(-bounds.top())
); |
79 SkPaint paint; | 80 SkPaint paint; |
80 paint.setXfermodeMode(SkXfermode::kSrc_Mode); | 81 paint.setXfermodeMode(SkXfermode::kSrc_Mode); |
81 canvas.drawBitmap(background, SkIntToScalar(backgroundOffset.fX), | 82 canvas.drawBitmap(background, SkIntToScalar(backgroundOffset.fX), |
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156 foregroundPaint.addColorTextureEffect(foregroundTex, foregroundMatrix); | 157 foregroundPaint.addColorTextureEffect(foregroundTex, foregroundMatrix); |
157 context->drawRect(foregroundPaint, srcRect); | 158 context->drawRect(foregroundPaint, srcRect); |
158 } | 159 } |
159 offset->fX = backgroundOffset.fX; | 160 offset->fX = backgroundOffset.fX; |
160 offset->fY = backgroundOffset.fY; | 161 offset->fY = backgroundOffset.fY; |
161 WrapTexture(dst, src.width(), src.height(), result); | 162 WrapTexture(dst, src.width(), src.height(), result); |
162 return true; | 163 return true; |
163 } | 164 } |
164 | 165 |
165 #endif | 166 #endif |
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