| // 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 StaticBitmapImage_h |
| #define StaticBitmapImage_h |
| |
| #include "gpu/command_buffer/common/mailbox.h" |
| #include "gpu/command_buffer/common/sync_token.h" |
| #include "platform/graphics/Image.h" |
| #include "third_party/khronos/GLES2/gl2.h" |
| #include "third_party/skia/include/core/SkRefCnt.h" |
| |
| namespace blink { |
| |
| class WebGraphicsContext3DProvider; |
| |
| class PLATFORM_EXPORT StaticBitmapImage : public Image { |
| public: |
| static PassRefPtr<StaticBitmapImage> create(sk_sp<SkImage>); |
| |
| // Methods overrided by all sub-classes |
| virtual ~StaticBitmapImage() {} |
| bool currentFrameKnownToBeOpaque(MetadataMode = UseCurrentMetadata) = 0; |
| sk_sp<SkImage> imageForCurrentFrame() = 0; |
| bool isTextureBacked() = 0; |
| void draw(SkCanvas*, |
| const SkPaint&, |
| const FloatRect& dstRect, |
| const FloatRect& srcRect, |
| RespectImageOrientationEnum, |
| ImageClampingMode) = 0; |
| |
| // Methods have common implementation for all sub-classes |
| bool currentFrameIsComplete() override { return true; } |
| void destroyDecodedData() {} |
| |
| // Methods that have a default implementation, and overrided by only one |
| // sub-class |
| virtual bool hasMailbox() { return false; } |
| virtual void transfer() {} |
| |
| // Methods overrided by AcceleratedStaticBitmapImage only |
| virtual void copyToTexture(WebGraphicsContext3DProvider*, |
| GLuint, |
| GLenum, |
| GLenum, |
| bool) { |
| NOTREACHED(); |
| } |
| virtual void ensureMailbox() { NOTREACHED(); } |
| virtual gpu::Mailbox mailbox() { |
| NOTREACHED(); |
| return gpu::Mailbox(); |
| } |
| virtual gpu::SyncToken syncToken() { |
| NOTREACHED(); |
| return gpu::SyncToken(); |
| } |
| virtual void updateSyncToken(gpu::SyncToken) { NOTREACHED(); } |
| |
| // Methods have exactly the same implementation for all sub-classes |
| bool originClean() const { return m_isOriginClean; } |
| void setOriginClean(bool flag) { m_isOriginClean = flag; } |
| bool isPremultiplied() const { return m_isPremultiplied; } |
| void setPremultiplied(bool flag) { m_isPremultiplied = flag; } |
| |
| protected: |
| // Helper for sub-classes |
| void drawHelper(SkCanvas*, |
| const SkPaint&, |
| const FloatRect&, |
| const FloatRect&, |
| ImageClampingMode, |
| sk_sp<SkImage>); |
| |
| // These two properties are here because the SkImage API doesn't expose the |
| // info. They applied to both UnacceleratedStaticBitmapImage and |
| // AcceleratedStaticBitmapImage. To change these two properties, the call |
| // site would have to call the API setOriginClean() and setPremultiplied(). |
| bool m_isOriginClean = true; |
| bool m_isPremultiplied = true; |
| }; |
| |
| } // namespace blink |
| |
| #endif |