Index: Source/core/platform/graphics/BitmapImage.h |
diff --git a/Source/core/platform/graphics/BitmapImage.h b/Source/core/platform/graphics/BitmapImage.h |
deleted file mode 100644 |
index 35589f8f35f6d63dfd4ec2224d30cf1d1316b817..0000000000000000000000000000000000000000 |
--- a/Source/core/platform/graphics/BitmapImage.h |
+++ /dev/null |
@@ -1,190 +0,0 @@ |
-/* |
- * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) |
- * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. All rights reserved. |
- * Copyright (C) 2008-2009 Torch Mobile, Inc. |
- * |
- * Redistribution and use in source and binary forms, with or without |
- * modification, are permitted provided that the following conditions |
- * are met: |
- * 1. Redistributions of source code must retain the above copyright |
- * notice, this list of conditions and the following disclaimer. |
- * 2. Redistributions in binary form must reproduce the above copyright |
- * notice, this list of conditions and the following disclaimer in the |
- * documentation and/or other materials provided with the distribution. |
- * |
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
- */ |
- |
-#ifndef BitmapImage_h |
-#define BitmapImage_h |
- |
-#include "core/platform/graphics/FrameData.h" |
-#include "core/platform/graphics/Image.h" |
-#include "core/platform/graphics/ImageSource.h" |
-#include "platform/geometry/IntSize.h" |
-#include "platform/graphics/Color.h" |
-#include "platform/graphics/ImageOrientation.h" |
-#include "wtf/Forward.h" |
- |
-namespace WebCore { |
- |
-class NativeImageSkia; |
-template <typename T> class Timer; |
- |
-class BitmapImage : public Image { |
- friend class GeneratedImage; |
- friend class CrossfadeGeneratedImage; |
- friend class GradientGeneratedImage; |
- friend class GraphicsContext; |
-public: |
- static PassRefPtr<BitmapImage> create(PassRefPtr<NativeImageSkia> nativeImage, ImageObserver* observer = 0) |
- { |
- return adoptRef(new BitmapImage(nativeImage, observer)); |
- } |
- static PassRefPtr<BitmapImage> create(ImageObserver* observer = 0) |
- { |
- return adoptRef(new BitmapImage(observer)); |
- } |
- virtual ~BitmapImage(); |
- |
- virtual bool isBitmapImage() const OVERRIDE; |
- |
- virtual bool currentFrameHasSingleSecurityOrigin() const OVERRIDE { return true; }; |
- |
- virtual IntSize size() const OVERRIDE; |
- IntSize sizeRespectingOrientation() const; |
- IntSize currentFrameSize() const; |
- virtual bool getHotSpot(IntPoint&) const OVERRIDE; |
- |
- virtual bool dataChanged(bool allDataReceived) OVERRIDE; |
- virtual String filenameExtension() const OVERRIDE; |
- |
- // It may look unusual that there is no start animation call as public API. This is because |
- // we start and stop animating lazily. Animation begins whenever someone draws the image. It will |
- // automatically pause once all observers no longer want to render the image anywhere. |
- virtual void stopAnimation() OVERRIDE; |
- virtual void resetAnimation() OVERRIDE; |
- |
- virtual PassRefPtr<NativeImageSkia> nativeImageForCurrentFrame() OVERRIDE; |
- virtual bool currentFrameKnownToBeOpaque() OVERRIDE; |
- |
- ImageOrientation currentFrameOrientation(); |
- |
-#if !ASSERT_DISABLED |
- virtual bool notSolidColor() OVERRIDE; |
-#endif |
- |
-private: |
- friend class BitmapImageTest; |
- |
- void updateSize() const; |
- |
-protected: |
- enum RepetitionCountStatus { |
- Unknown, // We haven't checked the source's repetition count. |
- Uncertain, // We have a repetition count, but it might be wrong (some GIFs have a count after the image data, and will report "loop once" until all data has been decoded). |
- Certain // The repetition count is known to be correct. |
- }; |
- |
- BitmapImage(PassRefPtr<NativeImageSkia>, ImageObserver* = 0); |
- BitmapImage(ImageObserver* = 0); |
- |
- virtual void draw(GraphicsContext*, const FloatRect& dstRect, const FloatRect& srcRect, CompositeOperator, blink::WebBlendMode) OVERRIDE; |
- virtual void draw(GraphicsContext*, const FloatRect& dstRect, const FloatRect& srcRect, CompositeOperator, blink::WebBlendMode, RespectImageOrientationEnum) OVERRIDE; |
- |
- size_t currentFrame() const { return m_currentFrame; } |
- size_t frameCount(); |
- PassRefPtr<NativeImageSkia> frameAtIndex(size_t); |
- bool frameIsCompleteAtIndex(size_t); |
- float frameDurationAtIndex(size_t); |
- bool frameHasAlphaAtIndex(size_t); |
- ImageOrientation frameOrientationAtIndex(size_t); |
- |
- // Decodes and caches a frame. Never accessed except internally. |
- void cacheFrame(size_t index); |
- // Called before accessing m_frames[index]. Returns false on index out of bounds. |
- bool ensureFrameIsCached(size_t index); |
- |
- // Called to invalidate cached data. When |destroyAll| is true, we wipe out |
- // the entire frame buffer cache and tell the image source to destroy |
- // everything; this is used when e.g. we want to free some room in the image |
- // cache. If |destroyAll| is false, we delete frames except the current |
- // frame; this is used while animating large images to keep memory footprint |
- // low; the decoder should preserve the current frame and may preserve some |
- // other frames to avoid redecoding the whole image on every frame. |
- virtual void destroyDecodedData(bool destroyAll) OVERRIDE; |
- |
- // If the image is large enough, calls destroyDecodedData(). |
- void destroyDecodedDataIfNecessary(); |
- |
- // Generally called by destroyDecodedData(), destroys whole-image metadata |
- // and notifies observers that the memory footprint has (hopefully) |
- // decreased by |frameBytesCleared|. |
- void destroyMetadataAndNotify(size_t frameBytesCleared); |
- |
- // Whether or not size is available yet. |
- bool isSizeAvailable(); |
- |
- // Animation. |
- int repetitionCount(bool imageKnownToBeComplete); // |imageKnownToBeComplete| should be set if the caller knows the entire image has been decoded. |
- bool shouldAnimate(); |
- virtual void startAnimation(bool catchUpIfNecessary = true) OVERRIDE; |
- void advanceAnimation(Timer<BitmapImage>*); |
- |
- // Function that does the real work of advancing the animation. When |
- // skippingFrames is true, we're in the middle of a loop trying to skip over |
- // a bunch of animation frames, so we should not do things like decode each |
- // one or notify our observers. |
- // Returns whether the animation was advanced. |
- bool internalAdvanceAnimation(bool skippingFrames); |
- |
- // Checks to see if the image is a 1x1 solid color. We optimize these images and just do a fill rect instead. |
- // This check should happen regardless whether m_checkedForSolidColor is already set, as the frame may have |
- // changed. |
- void checkForSolidColor(); |
- |
- virtual bool mayFillWithSolidColor(); |
- virtual Color solidColor() const; |
- |
- ImageSource m_source; |
- mutable IntSize m_size; // The size to use for the overall image (will just be the size of the first image). |
- mutable IntSize m_sizeRespectingOrientation; |
- |
- size_t m_currentFrame; // The index of the current frame of animation. |
- Vector<FrameData, 1> m_frames; // An array of the cached frames of the animation. We have to ref frames to pin them in the cache. |
- |
- Timer<BitmapImage>* m_frameTimer; |
- int m_repetitionCount; // How many total animation loops we should do. This will be cAnimationNone if this image type is incapable of animation. |
- RepetitionCountStatus m_repetitionCountStatus; |
- int m_repetitionsComplete; // How many repetitions we've finished. |
- double m_desiredFrameStartTime; // The system time at which we hope to see the next call to startAnimation(). |
- |
- Color m_solidColor; // If we're a 1x1 solid color, this is the color to use to fill. |
- |
- size_t m_frameCount; |
- |
- bool m_isSolidColor : 1; // Whether or not we are a 1x1 solid image. |
- bool m_checkedForSolidColor : 1; // Whether we've checked the frame for solid color. |
- |
- bool m_animationFinished : 1; // Whether or not we've completed the entire animation. |
- |
- bool m_allDataReceived : 1; // Whether or not we've received all our data. |
- mutable bool m_haveSize : 1; // Whether or not our |m_size| member variable has the final overall image size yet. |
- 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; |
-}; |
- |
-} |
- |
-#endif |