cc/layer_tree_host_common.h - Issue 11264056: cc: Use gfx:: Geometry types for positions, bounds, and related things.

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Issue 11264056: cc: Use gfx:: Geometry types for positions, bounds, and related things. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: rebaseagain Created 8 years, 1 month ago

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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 #ifndef CCLayerTreeHostCommon_h	5 #ifndef CCLayerTreeHostCommon_h

6 #define CCLayerTreeHostCommon_h	6 #define CCLayerTreeHostCommon_h

7	7

8 #include "base/memory/ref_counted.h"	8 #include "base/memory/ref_counted.h"

9 #include "cc/scoped_ptr_vector.h"	9 #include "cc/scoped_ptr_vector.h"

10 #include "IntRect.h"	10 #include "ui/gfx/rect.h"

11 #include "IntSize.h"	11 #include "IntSize.h"

12 #include <public/WebTransformationMatrix.h>	12 #include <public/WebTransformationMatrix.h>

13	13

14 namespace cc {	14 namespace cc {

15	15

16 class LayerImpl;	16 class LayerImpl;

17 class LayerSorter;	17 class LayerSorter;

18 class Layer;	18 class Layer;

19	19

20 class LayerTreeHostCommon {	20 class LayerTreeHostCommon {

21 public:	21 public:

22 static IntRect calculateVisibleRect(const IntRect& targetSurfaceRect, const IntRect& layerBoundRect, const WebKit::WebTransformationMatrix&);	22 static gfx::Rect calculateVisibleRect(const gfx::Rect& targetSurfaceRect, co nst gfx::Rect& layerBoundRect, const WebKit::WebTransformationMatrix&);

23	23

24 static void calculateDrawTransforms(Layer* rootLayer, const IntSize& deviceV iewportSize, float deviceScaleFactor, float pageScaleFactor, int maxTextureSize, std::vector<scoped_refptr<Layer> >& renderSurfaceLayerList);	24 static void calculateDrawTransforms(Layer* rootLayer, const gfx::Size& devic eViewportSize, float deviceScaleFactor, float pageScaleFactor, int maxTextureSiz e, std::vector<scoped_refptr<Layer> >& renderSurfaceLayerList);

25 static void calculateDrawTransforms(LayerImpl* rootLayer, const IntSize& dev iceViewportSize, float deviceScaleFactor, float pageScaleFactor, LayerSorter, i nt maxTextureSize, std::vector<LayerImpl>& renderSurfaceLayerList);	25 static void calculateDrawTransforms(LayerImpl* rootLayer, const gfx::Size& d eviceViewportSize, float deviceScaleFactor, float pageScaleFactor, LayerSorter, int maxTextureSize, std::vector<LayerImpl>& renderSurfaceLayerList);

26	26

27 // Performs hit testing for a given renderSurfaceLayerList.	27 // Performs hit testing for a given renderSurfaceLayerList.

28 static LayerImpl* findLayerThatIsHitByPoint(const IntPoint& screenSpacePoint , std::vector<LayerImpl*>& renderSurfaceLayerList);	28 static LayerImpl* findLayerThatIsHitByPoint(const gfx::Point& screenSpacePoi nt, std::vector<LayerImpl*>& renderSurfaceLayerList);

29	29

30 template<typename LayerType> static bool renderSurfaceContributesToTarget(La yerType*, int targetSurfaceLayerID);	30 template<typename LayerType> static bool renderSurfaceContributesToTarget(La yerType*, int targetSurfaceLayerID);

31	31

32 // Returns a layer with the given id if one exists in the subtree starting	32 // Returns a layer with the given id if one exists in the subtree starting

33 // from the given root layer (including mask and replica layers).	33 // from the given root layer (including mask and replica layers).

34 template<typename LayerType> static LayerType* findLayerInSubtree(LayerType* rootLayer, int layerId);	34 template<typename LayerType> static LayerType* findLayerInSubtree(LayerType* rootLayer, int layerId);

35	35

36 static Layer* getChildAsRawPtr(const std::vector<scoped_refptr<Layer> >& chi ldren, size_t index)	36 static Layer* getChildAsRawPtr(const std::vector<scoped_refptr<Layer> >& chi ldren, size_t index)

37 {	37 {

38 return children[index].get();	38 return children[index].get();

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86 for (size_t i = 0; i < rootLayer->children().size(); ++i) {	86 for (size_t i = 0; i < rootLayer->children().size(); ++i) {

87 if (LayerType* found = findLayerInSubtree(getChildAsRawPtr(rootLayer->ch ildren(), i), layerId))	87 if (LayerType* found = findLayerInSubtree(getChildAsRawPtr(rootLayer->ch ildren(), i), layerId))

88 return found;	88 return found;

89 }	89 }

90 return 0;	90 return 0;

91 }	91 }

92	92

93 } // namespace cc	93 } // namespace cc

94	94

95 #endif	95 #endif

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