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1 // Copyright 2013 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef COMPONENTS_NATIVE_VIEWPORT_PLATFORM_VIEWPORT_H_ | |
6 #define COMPONENTS_NATIVE_VIEWPORT_PLATFORM_VIEWPORT_H_ | |
7 | |
8 #include "base/memory/scoped_ptr.h" | |
9 #include "components/native_viewport/public/interfaces/native_viewport.mojom.h" | |
10 #include "ui/gfx/geometry/size.h" | |
11 #include "ui/gfx/native_widget_types.h" | |
12 #include "ui/mojo/events/input_events.mojom.h" | |
13 | |
14 namespace gfx { | |
15 class Rect; | |
16 } | |
17 | |
18 namespace native_viewport { | |
19 | |
20 // Encapsulation of platform-specific Viewport. | |
21 class PlatformViewport { | |
22 public: | |
23 class Delegate { | |
24 public: | |
25 virtual ~Delegate() {} | |
26 | |
27 virtual void OnMetricsChanged(mojo::ViewportMetricsPtr metrics) = 0; | |
28 virtual void OnAcceleratedWidgetAvailable(gfx::AcceleratedWidget widget, | |
29 float device_pixel_ratio) = 0; | |
30 virtual void OnAcceleratedWidgetDestroyed() = 0; | |
31 virtual bool OnEvent(mojo::EventPtr event) = 0; | |
32 virtual void OnDestroyed() = 0; | |
33 }; | |
34 | |
35 virtual ~PlatformViewport() {} | |
36 | |
37 virtual void Init(const gfx::Rect& bounds) = 0; | |
38 virtual void Show() = 0; | |
39 virtual void Hide() = 0; | |
40 virtual void Close() = 0; | |
41 virtual gfx::Size GetSize() = 0; | |
42 virtual void SetBounds(const gfx::Rect& bounds) = 0; | |
43 | |
44 static scoped_ptr<PlatformViewport> Create(Delegate* delegate); | |
45 }; | |
46 | |
47 } // namespace native_viewport | |
48 | |
49 #endif // COMPONENTS_NATIVE_VIEWPORT_PLATFORM_VIEWPORT_H_ | |
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