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// Copyright 2013 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 ANDROID_WEBVIEW_BROWSER_IN_PROCESS_IN_PROCESS_VIEW_RENDERER_H_
#define ANDROID_WEBVIEW_BROWSER_IN_PROCESS_IN_PROCESS_VIEW_RENDERER_H_
#include "android_webview/browser/browser_view_renderer_impl.h"
#include "base/memory/weak_ptr.h"
#include "content/public/browser/android/synchronous_compositor_client.h"
namespace content {
class SynchronousCompositor;
class WebContents;
}
namespace android_webview {
// Provides RenderViewHost wrapper functionality for sending WebView-specific
// IPC messages to the renderer and from there to WebKit.
class InProcessViewRenderer : public BrowserViewRenderer,
public content::SynchronousCompositorClient {
public:
InProcessViewRenderer(BrowserViewRenderer::Client* client,
JavaHelper* java_helper);
virtual ~InProcessViewRenderer();
static InProcessViewRenderer* FromWebContents(
content::WebContents* contents);
// BrowserViewRenderer overrides
virtual void SetContents(
content::ContentViewCore* content_view_core) OVERRIDE;
virtual bool PrepareDrawGL(int x, int y) OVERRIDE;
virtual void DrawGL(AwDrawGLInfo* draw_info) OVERRIDE;
virtual bool DrawSW(jobject java_canvas,
const gfx::Rect& clip_bounds) OVERRIDE;
virtual base::android::ScopedJavaLocalRef<jobject> CapturePicture() OVERRIDE;
virtual void EnableOnNewPicture(bool enabled) OVERRIDE;
virtual void OnVisibilityChanged(
bool view_visible, bool window_visible) OVERRIDE;
virtual void OnSizeChanged(int width, int height) OVERRIDE;
virtual void OnAttachedToWindow(int width, int height) OVERRIDE;
virtual void OnDetachedFromWindow() OVERRIDE;
virtual bool IsAttachedToWindow() OVERRIDE;
virtual bool IsViewVisible() OVERRIDE;
virtual gfx::Rect GetScreenRect() OVERRIDE;
// SynchronousCompositorClient overrides
virtual void DidInitializeCompositor(
content::SynchronousCompositor* compositor) OVERRIDE;
virtual void DidDestroyCompositor(
content::SynchronousCompositor* compositor) OVERRIDE;
virtual void SetContinuousInvalidate(bool invalidate) OVERRIDE;
virtual void SetTotalRootLayerScrollOffset(gfx::Vector2dF new_value) OVERRIDE;
virtual gfx::Vector2dF GetTotalRootLayerScrollOffset() OVERRIDE;
void WebContentsGone();
private:
void Invalidate();
void EnsureContinuousInvalidation();
bool DrawSWInternal(jobject java_canvas,
const gfx::Rect& clip_bounds);
bool RenderSW(SkCanvas* canvas);
bool CompositeSW(SkCanvas* canvas);
BrowserViewRenderer::Client* client_;
BrowserViewRenderer::JavaHelper* java_helper_;
content::WebContents* web_contents_;
content::SynchronousCompositor* compositor_;
bool view_visible_;
// When true, we should continuously invalidate and keep drawing, for example
// to drive animation.
bool continuous_invalidate_;
// True while an asynchronous invalidation task is pending.
bool continuous_invalidate_task_pending_;
int width_;
int height_;
bool attached_to_window_;
bool hardware_initialized_;
bool hardware_failed_;
// Used only for detecting Android View System context changes.
// Not to be used between draw calls.
EGLContext egl_context_at_init_;
// Last View scroll before hardware rendering is triggered.
gfx::Point hw_rendering_scroll_;
gfx::Vector2dF scroll_offset_;
base::WeakPtrFactory<InProcessViewRenderer> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(InProcessViewRenderer);
};
} // namespace android_webview
#endif // ANDROID_WEBVIEW_BROWSER_IN_PROCESS_IN_PROCESS_VIEW_RENDERER_H_
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