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1 // Copyright (c) 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 ANDROID_WEBVIEW_BROWSER_BROWSER_VIEW_RENDERER_IMPL_H_ | |
6 #define ANDROID_WEBVIEW_BROWSER_BROWSER_VIEW_RENDERER_IMPL_H_ | |
7 | |
8 #include "android_webview/browser/browser_view_renderer.h" | |
9 #include "android_webview/browser/renderer_host/view_renderer_host.h" | |
10 #include "content/public/browser/android/compositor.h" | |
11 #include "content/public/browser/web_contents_observer.h" | |
12 #include "ui/gfx/point.h" | |
13 #include "ui/gfx/size.h" | |
14 | |
15 typedef void* EGLContext; | |
16 class SkCanvas; | |
17 | |
18 namespace content { | |
19 class WebContents; | |
20 } | |
21 | |
22 namespace android_webview { | |
23 | |
24 class BrowserViewRendererImpl : public BrowserViewRenderer, | |
25 public ViewRendererHost::Client, | |
26 public content::Compositor::Client { | |
joth
2013/02/06 20:26:31
is this indenting style normal? Anyway, it's certa
Leandro GraciĆ” Gil
2013/02/07 12:43:56
It seems I got this bit from the WebKit-styled fil
| |
27 public: | |
28 static BrowserViewRendererImpl* Create(BrowserViewRenderer::Client* client, | |
29 JavaHelper* java_helper); | |
30 virtual ~BrowserViewRendererImpl(); | |
31 | |
32 // BrowserViewRenderer implementation. | |
33 virtual void SetContents( | |
34 content::ContentViewCore* content_view_core) OVERRIDE; | |
35 virtual void DrawGL(AwDrawGLInfo* draw_info) OVERRIDE; | |
36 virtual void SetScrollForHWFrame(int x, int y) OVERRIDE; | |
37 virtual bool DrawSW(jobject java_canvas, const gfx::Rect& clip) OVERRIDE; | |
38 virtual base::android::ScopedJavaLocalRef<jobject> CapturePicture() OVERRIDE; | |
39 virtual void EnableOnNewPicture(OnNewPictureMode mode) OVERRIDE; | |
40 virtual void OnVisibilityChanged( | |
41 bool view_visible, bool window_visible) OVERRIDE; | |
42 virtual void OnSizeChanged(int width, int height) OVERRIDE; | |
43 virtual void OnAttachedToWindow(int width, int height) OVERRIDE; | |
44 virtual void OnDetachedFromWindow() OVERRIDE; | |
45 | |
46 // content::Compositor::Client implementation. | |
47 virtual void ScheduleComposite() OVERRIDE; | |
48 | |
49 // ViewRendererHost::Client implementation. | |
50 virtual void OnPictureUpdated(int process_id, int render_view_id) OVERRIDE; | |
51 | |
52 protected: | |
53 BrowserViewRendererImpl(BrowserViewRenderer::Client* client, | |
54 JavaHelper* java_helper); | |
55 | |
56 private: | |
57 // Returns the latest locally available picture if any. | |
58 // If none is available will synchronously request the latest one | |
59 // and block until the result is received. | |
60 skia::RefPtr<SkPicture> GetLastCapturedPicture(); | |
61 void OnPictureUpdated(); | |
62 | |
63 void SetCompositorVisibility(bool visible); | |
64 void ResetCompositor(); | |
65 void Invalidate(); | |
66 bool RenderSW(SkCanvas* canvas); | |
67 bool RenderPicture(SkCanvas* canvas); | |
68 | |
69 scoped_ptr<ViewRendererHost> view_renderer_host_; | |
70 scoped_ptr<content::Compositor> compositor_; | |
71 | |
72 // Ensures content keeps clipped within the view during transformations. | |
73 scoped_refptr<cc::Layer> view_clip_layer_; | |
74 | |
75 // Applies the transformation matrix. | |
76 scoped_refptr<cc::Layer> transform_layer_; | |
77 | |
78 // Ensures content is drawn within the scissor clip rect provided by the | |
79 // Android framework. | |
80 scoped_refptr<cc::Layer> scissor_clip_layer_; | |
81 | |
82 // Last View scroll before hardware rendering is triggered. | |
83 gfx::Point hw_rendering_scroll_; | |
84 | |
85 bool view_visible_; | |
86 bool compositor_visible_; | |
87 bool is_composite_pending_; | |
88 float dpi_scale_; | |
89 gfx::Size view_size_; | |
90 OnNewPictureMode on_new_picture_mode_; | |
91 | |
92 // Used only for detecting Android View System context changes. | |
93 // Not to be used between draw calls. | |
94 EGLContext last_frame_context_; | |
95 | |
96 // Set via SetContents. Used to recognize updates to the local WebView. | |
97 content::WebContents* web_contents_; | |
98 | |
99 DISALLOW_COPY_AND_ASSIGN(BrowserViewRendererImpl); | |
100 }; | |
101 | |
102 } // namespace android_webview | |
103 | |
104 #endif // ANDROID_WEBVIEW_BROWSER_BROWSER_VIEW_RENDERER_IMPL_H_ | |
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