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| 1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "config.h" | 5 #include "config.h" |
| 6 | 6 |
| 7 #include "cc/canvas_layer_texture_updater.h" | 7 #include "cc/canvas_layer_texture_updater.h" |
| 8 | 8 |
| 9 #include "CCRenderingStats.h" | 9 #include "CCRenderingStats.h" |
| 10 #include "FloatRect.h" | 10 #include "FloatRect.h" |
| 11 #include "SkiaUtils.h" | 11 #include "SkiaUtils.h" |
| 12 #include "TraceEvent.h" | 12 #include "TraceEvent.h" |
| 13 #include "cc/layer_painter.h" | 13 #include "cc/layer_painter.h" |
| 14 #include "third_party/skia/include/core/SkCanvas.h" | 14 #include "third_party/skia/include/core/SkCanvas.h" |
| 15 #include "third_party/skia/include/core/SkPaint.h" | 15 #include "third_party/skia/include/core/SkPaint.h" |
| 16 #include "third_party/skia/include/core/SkRect.h" | 16 #include "third_party/skia/include/core/SkRect.h" |
| 17 #include <wtf/CurrentTime.h> | 17 #include <wtf/CurrentTime.h> |
| 18 | 18 |
| 19 namespace cc { | 19 namespace cc { |
| 20 | 20 |
| 21 CanvasLayerTextureUpdater::CanvasLayerTextureUpdater(scoped_ptr<LayerPainterChro
mium> painter) | 21 CanvasLayerTextureUpdater::CanvasLayerTextureUpdater(scoped_ptr<LayerPainter> pa
inter) |
| 22 : m_painter(painter.Pass()) | 22 : m_painter(painter.Pass()) |
| 23 { | 23 { |
| 24 } | 24 } |
| 25 | 25 |
| 26 CanvasLayerTextureUpdater::~CanvasLayerTextureUpdater() | 26 CanvasLayerTextureUpdater::~CanvasLayerTextureUpdater() |
| 27 { | 27 { |
| 28 } | 28 } |
| 29 | 29 |
| 30 void CanvasLayerTextureUpdater::paintContents(SkCanvas* canvas, const IntRect& c
ontentRect, float contentsWidthScale, float contentsHeightScale, IntRect& result
ingOpaqueRect, CCRenderingStats& stats) | 30 void CanvasLayerTextureUpdater::paintContents(SkCanvas* canvas, const IntRect& c
ontentRect, float contentsWidthScale, float contentsHeightScale, IntRect& result
ingOpaqueRect, RenderingStats& stats) |
| 31 { | 31 { |
| 32 TRACE_EVENT0("cc", "CanvasLayerTextureUpdater::paintContents"); | 32 TRACE_EVENT0("cc", "CanvasLayerTextureUpdater::paintContents"); |
| 33 canvas->save(); | 33 canvas->save(); |
| 34 canvas->translate(CCFloatToSkScalar(-contentRect.x()), CCFloatToSkScalar(-co
ntentRect.y())); | 34 canvas->translate(FloatToSkScalar(-contentRect.x()), FloatToSkScalar(-conten
tRect.y())); |
| 35 | 35 |
| 36 IntRect layerRect = contentRect; | 36 IntRect layerRect = contentRect; |
| 37 | 37 |
| 38 if (contentsWidthScale != 1 || contentsHeightScale != 1) { | 38 if (contentsWidthScale != 1 || contentsHeightScale != 1) { |
| 39 canvas->scale(CCFloatToSkScalar(contentsWidthScale), CCFloatToSkScalar(c
ontentsHeightScale)); | 39 canvas->scale(FloatToSkScalar(contentsWidthScale), FloatToSkScalar(conte
ntsHeightScale)); |
| 40 | 40 |
| 41 FloatRect rect = contentRect; | 41 FloatRect rect = contentRect; |
| 42 rect.scale(1 / contentsWidthScale, 1 / contentsHeightScale); | 42 rect.scale(1 / contentsWidthScale, 1 / contentsHeightScale); |
| 43 layerRect = enclosingIntRect(rect); | 43 layerRect = enclosingIntRect(rect); |
| 44 } | 44 } |
| 45 | 45 |
| 46 SkPaint paint; | 46 SkPaint paint; |
| 47 paint.setAntiAlias(false); | 47 paint.setAntiAlias(false); |
| 48 paint.setXfermodeMode(SkXfermode::kClear_Mode); | 48 paint.setXfermodeMode(SkXfermode::kClear_Mode); |
| 49 SkRect layerSkRect = SkRect::MakeXYWH(layerRect.x(), layerRect.y(), layerRec
t.width(), layerRect.height()); | 49 SkRect layerSkRect = SkRect::MakeXYWH(layerRect.x(), layerRect.y(), layerRec
t.width(), layerRect.height()); |
| 50 canvas->drawRect(layerSkRect, paint); | 50 canvas->drawRect(layerSkRect, paint); |
| 51 canvas->clipRect(layerSkRect); | 51 canvas->clipRect(layerSkRect); |
| 52 | 52 |
| 53 FloatRect opaqueLayerRect; | 53 FloatRect opaqueLayerRect; |
| 54 double paintBeginTime = monotonicallyIncreasingTime(); | 54 double paintBeginTime = monotonicallyIncreasingTime(); |
| 55 m_painter->paint(canvas, layerRect, opaqueLayerRect); | 55 m_painter->paint(canvas, layerRect, opaqueLayerRect); |
| 56 stats.totalPaintTimeInSeconds += monotonicallyIncreasingTime() - paintBeginT
ime; | 56 stats.totalPaintTimeInSeconds += monotonicallyIncreasingTime() - paintBeginT
ime; |
| 57 canvas->restore(); | 57 canvas->restore(); |
| 58 | 58 |
| 59 FloatRect opaqueContentRect = opaqueLayerRect; | 59 FloatRect opaqueContentRect = opaqueLayerRect; |
| 60 opaqueContentRect.scale(contentsWidthScale, contentsHeightScale); | 60 opaqueContentRect.scale(contentsWidthScale, contentsHeightScale); |
| 61 resultingOpaqueRect = enclosedIntRect(opaqueContentRect); | 61 resultingOpaqueRect = enclosedIntRect(opaqueContentRect); |
| 62 | 62 |
| 63 m_contentRect = contentRect; | 63 m_contentRect = contentRect; |
| 64 } | 64 } |
| 65 | 65 |
| 66 } // namespace cc | 66 } // namespace cc |
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