| Index: cc/skpicture_canvas_layer_texture_updater.h
|
| diff --git a/cc/skpicture_canvas_layer_texture_updater.h b/cc/skpicture_canvas_layer_texture_updater.h
|
| index 638cbb270ce9b24689d5095baf174ade4f4d1a13..fd9bb5fccd170383de814df2c0b61b11d2777a55 100644
|
| --- a/cc/skpicture_canvas_layer_texture_updater.h
|
| +++ b/cc/skpicture_canvas_layer_texture_updater.h
|
| @@ -1,3 +1,48 @@
|
| -// Copyright 2012 The Chromium Authors. All rights reserved.
|
| +// Copyright 2011 The Chromium Authors. All rights reserved.
|
| // Use of this source code is governed by a BSD-style license that can be
|
| // found in the LICENSE file.
|
| +
|
| +
|
| +#ifndef SkPictureCanvasLayerTextureUpdater_h
|
| +#define SkPictureCanvasLayerTextureUpdater_h
|
| +
|
| +#if USE(ACCELERATED_COMPOSITING)
|
| +
|
| +#include "CanvasLayerTextureUpdater.h"
|
| +#include "SkPicture.h"
|
| +
|
| +class SkCanvas;
|
| +
|
| +namespace cc {
|
| +
|
| +class LayerPainterChromium;
|
| +
|
| +// This class records the contentRect into an SkPicture. Subclasses, provide
|
| +// different implementations of tile updating based on this recorded picture.
|
| +// The BitmapSkPictureCanvasLayerTextureUpdater and
|
| +// FrameBufferSkPictureCanvasLayerTextureUpdater are two examples of such
|
| +// implementations.
|
| +class SkPictureCanvasLayerTextureUpdater : public CanvasLayerTextureUpdater {
|
| +public:
|
| + virtual ~SkPictureCanvasLayerTextureUpdater();
|
| +
|
| + virtual void setOpaque(bool) OVERRIDE;
|
| +
|
| +protected:
|
| + explicit SkPictureCanvasLayerTextureUpdater(PassOwnPtr<LayerPainterChromium>);
|
| +
|
| + virtual void prepareToUpdate(const IntRect& contentRect, const IntSize& tileSize, float contentsWidthScale, float contentsHeightScale, IntRect& resultingOpaqueRect, CCRenderingStats&) OVERRIDE;
|
| + void drawPicture(SkCanvas*);
|
| +
|
| + bool layerIsOpaque() const { return m_layerIsOpaque; }
|
| +
|
| +private:
|
| + // Recording canvas.
|
| + SkPicture m_picture;
|
| + // True when it is known that all output pixels will be opaque.
|
| + bool m_layerIsOpaque;
|
| +};
|
| +
|
| +} // namespace cc
|
| +#endif // USE(ACCELERATED_COMPOSITING)
|
| +#endif // SkPictureCanvasLayerTextureUpdater_h
|
|
|