66 lines
2.8 KiB
C++
66 lines
2.8 KiB
C++
/*
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* Copyright (C) 2008, 2013 Apple 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 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 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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#pragma once
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#include "FloatSize.h"
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#include "Image.h"
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namespace WebCore {
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class GeneratedImage : public Image {
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public:
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bool hasSingleSecurityOrigin() const override { return true; }
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void setContainerSize(const FloatSize& size) override { m_size = size; }
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bool usesContainerSize() const override { return true; }
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bool hasRelativeWidth() const override { return true; }
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bool hasRelativeHeight() const override { return true; }
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void computeIntrinsicDimensions(Length& intrinsicWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio) override;
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FloatSize size(ImageOrientation = ImageOrientation::FromImage) 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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void destroyDecodedData(bool /*destroyAll*/ = true) override { }
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protected:
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ImageDrawResult draw(GraphicsContext&, const FloatRect& dstRect, const FloatRect& srcRect, const ImagePaintingOptions& = { }) override = 0;
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void drawPattern(GraphicsContext&, const FloatRect& destRect, const FloatRect& srcRect, const AffineTransform& patternTransform, const FloatPoint& phase, const FloatSize& spacing, const ImagePaintingOptions& = { }) override = 0;
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// FIXME: Implement this to be less conservative.
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bool currentFrameKnownToBeOpaque() const override { return false; }
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GeneratedImage() { }
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private:
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bool isGeneratedImage() const override { return true; }
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FloatSize m_size;
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};
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}
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SPECIALIZE_TYPE_TRAITS_IMAGE(GeneratedImage)
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