| // Copyright 2014 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 CHROME_BROWSER_ANDROID_THUMBNAIL_THUMBNAIL_H_ |
| #define CHROME_BROWSER_ANDROID_THUMBNAIL_THUMBNAIL_H_ |
| |
| #include "base/memory/ref_counted.h" |
| #include "base/time/time.h" |
| #include "cc/resources/ui_resource_bitmap.h" |
| #include "cc/resources/ui_resource_client.h" |
| #include "ui/android/resources/ui_resource_client_android.h" |
| #include "ui/gfx/geometry/size.h" |
| |
| namespace base { |
| class Time; |
| } |
| |
| namespace gfx { |
| class Size; |
| } |
| |
| namespace ui { |
| class UIResourceProvider; |
| } |
| |
| typedef int TabId; |
| |
| class Thumbnail; |
| |
| class ThumbnailDelegate { |
| public: |
| virtual void InvalidateCachedThumbnail(Thumbnail* thumbnail) = 0; |
| virtual ~ThumbnailDelegate() {} |
| }; |
| |
| class Thumbnail : public ui::UIResourceClientAndroid { |
| public: |
| static scoped_ptr<Thumbnail> Create( |
| TabId tab_id, |
| const base::Time& time_stamp, |
| float scale, |
| ui::UIResourceProvider* ui_resource_provider, |
| ThumbnailDelegate* thumbnail_delegate); |
| ~Thumbnail() override; |
| |
| TabId tab_id() const { return tab_id_; } |
| base::Time time_stamp() const { return time_stamp_; } |
| float scale() const { return scale_; } |
| cc::UIResourceId ui_resource_id() const { return ui_resource_id_; } |
| const gfx::SizeF& scaled_content_size() const { return scaled_content_size_; } |
| const gfx::SizeF& scaled_data_size() const { return scaled_data_size_; } |
| |
| void SetBitmap(const SkBitmap& bitmap); |
| void SetCompressedBitmap(skia::RefPtr<SkPixelRef> compressed_bitmap, |
| const gfx::Size& content_size); |
| void CreateUIResource(); |
| |
| // content::UIResourceClient implementation. |
| cc::UIResourceBitmap GetBitmap(cc::UIResourceId uid, |
| bool resource_lost) override; |
| |
| // ui::UIResourceClientAndroid implementation. |
| void UIResourceIsInvalid() override; |
| |
| protected: |
| Thumbnail(TabId tab_id, |
| const base::Time& time_stamp, |
| float scale, |
| ui::UIResourceProvider* ui_resource_provider, |
| ThumbnailDelegate* thumbnail_delegate); |
| |
| void ClearUIResourceId(); |
| |
| TabId tab_id_; |
| base::Time time_stamp_; |
| float scale_; |
| |
| gfx::SizeF scaled_content_size_; |
| gfx::SizeF scaled_data_size_; |
| |
| cc::UIResourceBitmap bitmap_; |
| cc::UIResourceId ui_resource_id_; |
| |
| bool retrieved_; |
| |
| ui::UIResourceProvider* ui_resource_provider_; |
| ThumbnailDelegate* thumbnail_delegate_; |
| |
| DISALLOW_COPY_AND_ASSIGN(Thumbnail); |
| }; |
| |
| #endif // CHROME_BROWSER_ANDROID_THUMBNAIL_THUMBNAIL_H_ |