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71 lines
3.0 KiB
C++
71 lines
3.0 KiB
C++
/*
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* Copyright (C) 2008 Apple Computer, Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SKY_ENGINE_PLATFORM_GRAPHICS_GENERATEDIMAGE_H_
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#define SKY_ENGINE_PLATFORM_GRAPHICS_GENERATEDIMAGE_H_
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#include "flutter/sky/engine/platform/geometry/IntSize.h"
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#include "flutter/sky/engine/platform/graphics/Image.h"
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#include "flutter/sky/engine/wtf/RefPtr.h"
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namespace blink {
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class PLATFORM_EXPORT GeneratedImage : public Image {
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public:
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virtual void setContainerSize(const IntSize& size) override { m_size = size; }
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virtual bool usesContainerSize() const override { return true; }
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virtual bool hasRelativeWidth() const override { return true; }
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virtual bool hasRelativeHeight() const override { return true; }
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virtual void computeIntrinsicDimensions(Length& intrinsicWidth,
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Length& intrinsicHeight,
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FloatSize& intrinsicRatio) override;
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virtual IntSize size() const override { return m_size; }
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// Assume that generated content has no decoded data we need to worry about
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virtual void destroyDecodedData(bool) override {}
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protected:
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virtual void drawPattern(GraphicsContext*,
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const FloatRect&,
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const FloatSize&,
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const FloatPoint&,
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CompositeOperator,
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const FloatRect&,
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WebBlendMode,
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const IntSize& repeatSpacing) override = 0;
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// FIXME: Implement this to be less conservative.
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virtual bool currentFrameKnownToBeOpaque() override { return false; }
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GeneratedImage() {}
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IntSize m_size;
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};
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} // namespace blink
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#endif // SKY_ENGINE_PLATFORM_GRAPHICS_GENERATEDIMAGE_H_
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