Index: cc/scrollbar_layer.h |
diff --git a/cc/scrollbar_layer.h b/cc/scrollbar_layer.h |
index 638cbb270ce9b24689d5095baf174ade4f4d1a13..5c7cc5c0cd293cda2a54e895e9651a53155bcb2e 100644 |
--- a/cc/scrollbar_layer.h |
+++ b/cc/scrollbar_layer.h |
@@ -1,3 +1,70 @@ |
// Copyright 2012 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 ScrollbarLayerChromium_h |
+#define ScrollbarLayerChromium_h |
+ |
+#if USE(ACCELERATED_COMPOSITING) |
+ |
+#include "LayerChromium.h" |
+#include "caching_bitmap_canvas_layer_texture_updater.h" |
+#include <public/WebScrollbar.h> |
+#include <public/WebScrollbarThemeGeometry.h> |
+#include <public/WebScrollbarThemePainter.h> |
+ |
+namespace cc { |
+ |
+class Scrollbar; |
+class ScrollbarThemeComposite; |
+class CCTextureUpdateQueue; |
+ |
+class ScrollbarLayerChromium : public LayerChromium { |
+public: |
+ virtual scoped_ptr<CCLayerImpl> createCCLayerImpl() OVERRIDE; |
+ |
+ static scoped_refptr<ScrollbarLayerChromium> create(PassOwnPtr<WebKit::WebScrollbar>, WebKit::WebScrollbarThemePainter, PassOwnPtr<WebKit::WebScrollbarThemeGeometry>, int scrollLayerId); |
+ |
+ // LayerChromium interface |
+ virtual bool needsContentsScale() const OVERRIDE; |
+ virtual IntSize contentBounds() const OVERRIDE; |
+ virtual void setTexturePriorities(const CCPriorityCalculator&) OVERRIDE; |
+ virtual void update(CCTextureUpdateQueue&, const CCOcclusionTracker*, CCRenderingStats&) OVERRIDE; |
+ virtual void setLayerTreeHost(CCLayerTreeHost*) OVERRIDE; |
+ virtual void pushPropertiesTo(CCLayerImpl*) OVERRIDE; |
+ |
+ int scrollLayerId() const { return m_scrollLayerId; } |
+ void setScrollLayerId(int id) { m_scrollLayerId = id; } |
+ |
+ virtual ScrollbarLayerChromium* toScrollbarLayerChromium() OVERRIDE; |
+ |
+protected: |
+ ScrollbarLayerChromium(PassOwnPtr<WebKit::WebScrollbar>, WebKit::WebScrollbarThemePainter, PassOwnPtr<WebKit::WebScrollbarThemeGeometry>, int scrollLayerId); |
+ virtual ~ScrollbarLayerChromium(); |
+ |
+private: |
+ void updatePart(CachingBitmapCanvasLayerTextureUpdater*, LayerTextureUpdater::Texture*, const IntRect&, CCTextureUpdateQueue&, CCRenderingStats&); |
+ void createTextureUpdaterIfNeeded(); |
+ |
+ OwnPtr<WebKit::WebScrollbar> m_scrollbar; |
+ WebKit::WebScrollbarThemePainter m_painter; |
+ OwnPtr<WebKit::WebScrollbarThemeGeometry> m_geometry; |
+ int m_scrollLayerId; |
+ |
+ GC3Denum m_textureFormat; |
+ |
+ RefPtr<CachingBitmapCanvasLayerTextureUpdater> m_backTrackUpdater; |
+ RefPtr<CachingBitmapCanvasLayerTextureUpdater> m_foreTrackUpdater; |
+ RefPtr<CachingBitmapCanvasLayerTextureUpdater> m_thumbUpdater; |
+ |
+ // All the parts of the scrollbar except the thumb |
+ OwnPtr<LayerTextureUpdater::Texture> m_backTrack; |
+ OwnPtr<LayerTextureUpdater::Texture> m_foreTrack; |
+ OwnPtr<LayerTextureUpdater::Texture> m_thumb; |
+}; |
+ |
+} |
+#endif // USE(ACCELERATED_COMPOSITING) |
+ |
+#endif |