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Issue 9814015: Add new MouseCursor interface for setting the mouse cursor. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 8 years, 8 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 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 "ppapi/c/pp_input_event.h" 5 #include "ppapi/c/pp_input_event.h"
6 #include "ppapi/cpp/graphics_2d.h" 6 #include "ppapi/cpp/graphics_2d.h"
7 #include "ppapi/cpp/image_data.h" 7 #include "ppapi/cpp/image_data.h"
8 #include "ppapi/cpp/input_event.h" 8 #include "ppapi/cpp/input_event.h"
9 #include "ppapi/cpp/instance.h" 9 #include "ppapi/cpp/instance.h"
10 #include "ppapi/cpp/module.h" 10 #include "ppapi/cpp/module.h"
11 #include "ppapi/cpp/size.h" 11 #include "ppapi/cpp/size.h"
12 #include "ppapi/cpp/view.h"
12 #include "ppapi/utility/graphics/paint_manager.h" 13 #include "ppapi/utility/graphics/paint_manager.h"
13 14
14 // Number of pixels to each side of the center of the square that we draw. 15 // Number of pixels to each side of the center of the square that we draw.
15 static const int kSquareRadius = 2; 16 static const int kSquareRadius = 2;
16 17
17 // We identify our square by the center point. This computes the rect for the 18 // We identify our square by the center point. This computes the rect for the
18 // square given that point. 19 // square given that point.
19 pp::Rect SquareForPoint(int x, int y) { 20 pp::Rect SquareForPoint(int x, int y) {
20 return PP_MakeRectFromXYWH(x - kSquareRadius, y - kSquareRadius, 21 return PP_MakeRectFromXYWH(x - kSquareRadius, y - kSquareRadius,
21 kSquareRadius * 2 + 1, kSquareRadius * 2 + 1); 22 kSquareRadius * 2 + 1, kSquareRadius * 2 + 1);
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63 UpdateSquare(static_cast<int>(mouse_event.GetPosition().x()), 64 UpdateSquare(static_cast<int>(mouse_event.GetPosition().x()),
64 static_cast<int>(mouse_event.GetPosition().y())); 65 static_cast<int>(mouse_event.GetPosition().y()));
65 } 66 }
66 return true; 67 return true;
67 } 68 }
68 default: 69 default:
69 return false; 70 return false;
70 } 71 }
71 } 72 }
72 73
73 virtual void DidChangeView(const pp::Rect& position, const pp::Rect& clip) { 74 virtual void DidChangeView(const pp::View& view) {
74 paint_manager_.SetSize(position.size()); 75 paint_manager_.SetSize(view.GetRect().size());
75 } 76 }
76 77
77 // PaintManager::Client implementation. 78 // PaintManager::Client implementation.
78 virtual bool OnPaint(pp::Graphics2D& graphics_2d, 79 virtual bool OnPaint(pp::Graphics2D& graphics_2d,
79 const std::vector<pp::Rect>& paint_rects, 80 const std::vector<pp::Rect>& paint_rects,
80 const pp::Rect& paint_bounds) { 81 const pp::Rect& paint_bounds) {
81 // Make an image just large enough to hold all dirty rects. We won't 82 // Make an image just large enough to hold all dirty rects. We won't
82 // actually paint all of these pixels below, but rather just the dirty 83 // actually paint all of these pixels below, but rather just the dirty
83 // ones. Since image allocation can be somewhat heavyweight, we wouldn't 84 // ones. Since image allocation can be somewhat heavyweight, we wouldn't
84 // want to allocate separate images in the case of multiple dirty rects. 85 // want to allocate separate images in the case of multiple dirty rects.
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151 }; 152 };
152 153
153 namespace pp { 154 namespace pp {
154 155
155 // Factory function for your specialization of the Module object. 156 // Factory function for your specialization of the Module object.
156 Module* CreateModule() { 157 Module* CreateModule() {
157 return new MyModule(); 158 return new MyModule();
158 } 159 }
159 160
160 } // namespace pp 161 } // namespace pp
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