[poc] curve-filter

third_party/WebKit/Source/platform/graphics/BitmapImage.h

Index: third_party/WebKit/Source/platform/graphics/BitmapImage.h
diff --git a/third_party/WebKit/Source/platform/graphics/BitmapImage.h b/third_party/WebKit/Source/platform/graphics/BitmapImage.h
index a0b1e9d41b590f7a18c384a188cf8e805771b85b..f0d32da4d7c35775d99c41e7f3c28f9aefc67976 100644
--- a/third_party/WebKit/Source/platform/graphics/BitmapImage.h
+++ b/third_party/WebKit/Source/platform/graphics/BitmapImage.h
@@ -29,7 +29,6 @@
 #define BitmapImage_h
 
 #include "platform/geometry/IntSize.h"
-#include "platform/graphics/Color.h"
 #include "platform/graphics/FrameData.h"
 #include "platform/graphics/Image.h"
 #include "platform/graphics/ImageAnimationPolicy.h"
@@ -54,23 +53,25 @@ public:
         return adoptRef(new BitmapImage(observer));
     }
 
-    // This allows constructing a BitmapImage with a forced non-default orientation.
-    static PassRefPtr<BitmapImage> createWithOrientationForTesting(const SkBitmap&, ImageOrientation);
-
     ~BitmapImage() override;
 
-    bool isBitmapImage() const override;
+    bool isBitmapImage() const override { return true; };
 
-    bool currentFrameHasSingleSecurityOrigin() const override;
+    bool currentFrameHasSingleSecurityOrigin() const override { return true; };
 
     IntSize size() const override;
     IntSize sizeRespectingOrientation() const;
     bool getHotSpot(IntPoint&) const override;
     String filenameExtension() const override;
-    bool dataChanged(bool allDataReceived) override;
 
+    bool dataChanged(bool allDataReceived) override;
     bool isAllDataReceived() const { return m_allDataReceived; }
+
     bool hasColorProfile() const;
+    PassRefPtr<ColorSpaceProfile> colorProfile() const { return m_source.colorProfile(); }
+    void setDrawingToCanvasElement(bool status) { m_drawingToCanvasElement = status; } // FIXME: remove.
+    bool drawingToCanvasElement() { return m_drawingToCanvasElement; } // FIXME: remove.
+    PassRefPtr<SkColorFilter> imageColorTransform();
 
     // It may look unusual that there's no start animation call as public API.
     // This because we start and stop animating lazily. Animation starts when
@@ -84,17 +85,22 @@ public:
     ImageAnimationPolicy animationPolicy() override { return m_animationPolicy; }
     void advanceTime(double deltaTimeInSeconds) override;
 
-    // Advance the image animation by one frame.
-    void advanceAnimationForTesting() override { internalAdvanceAnimation(false); }
-
     PassRefPtr<SkImage> imageForCurrentFrame() override;
     PassRefPtr<Image> imageForDefaultFrame() override;
+
     bool currentFrameKnownToBeOpaque(MetadataMode = UseCurrentMetadata) override;
     bool currentFrameIsComplete() override;
     bool currentFrameIsLazyDecoded() override;
 
+    // FIXME: consider renaming this to orientationForCurrentFrame(), or perhaps
+    // imageOrientation, since orientation is the same for all image frames.
     ImageOrientation currentFrameOrientation();
 
+    // Construct a BitmapImage with the given orientation.
+    static PassRefPtr<BitmapImage> createWithOrientationForTesting(const SkBitmap&, ImageOrientation);
+    // Advance an animated image by one frame.
+    void advanceAnimationForTesting() override { internalAdvanceAnimation(false); }
+
 private:
     friend class BitmapImageTest;
 
@@ -111,6 +117,7 @@ private:
     BitmapImage(ImageObserver* = 0);
 
     void draw(SkCanvas*, const SkPaint&, const FloatRect& dstRect, const FloatRect& srcRect, RespectImageOrientationEnum, ImageClampingMode) override;
+    void didDraw();
 
     size_t currentFrame() const { return m_currentFrame; }
     size_t frameCount();
@@ -191,6 +198,8 @@ private:
     bool m_sizeAvailable : 1; // Whether or not we can obtain the size of the first image frame yet from ImageIO.
     mutable bool m_hasUniformFrameSize : 1;
     mutable bool m_haveFrameCount : 1;
+    // DEBUG: whether or not <canvas> is drawing this bitmap image. FIXME: remove.
+    mutable bool m_drawingToCanvasElement : 1;
 };
 
 DEFINE_IMAGE_TYPE_CASTS(BitmapImage);