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/*
* Copyright (C) 2006-2021 Apple Inc. All rights reserved.
* Copyright (C) 2008 Eric Seidel <eric@webkit.org>
* Copyright (C) 2007-2008 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 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 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.
*/
#pragma once
#include "AffineTransform.h"
#include "SourceImage.h"
#include <wtf/Ref.h>
#include <wtf/RefCounted.h>
#if USE(CG)
typedef struct CGPattern* CGPatternRef;
typedef RetainPtr<CGPatternRef> PlatformPatternPtr;
#elif USE(CAIRO)
typedef struct _cairo_pattern cairo_pattern_t;
typedef cairo_pattern_t* PlatformPatternPtr;
#endif
namespace WebCore {
class AffineTransform;
class GraphicsContext;
class Pattern final : public RefCounted<Pattern> {
public:
struct Parameters {
Parameters(bool repeatX = true, bool repeatY = true, AffineTransform patternSpaceTransform = { })
: repeatX(repeatX)
, repeatY(repeatY)
, patternSpaceTransform(patternSpaceTransform)
{
}
bool repeatX;
bool repeatY;
AffineTransform patternSpaceTransform;
};
WEBCORE_EXPORT static Ref<Pattern> create(SourceImage&& tileImage, const Parameters& = { });
WEBCORE_EXPORT ~Pattern();
const SourceImage& tileImage() const { return m_tileImage; }
RefPtr<NativeImage> tileNativeImage() const { return m_tileImage.nativeImage(); }
RefPtr<ImageBuffer> tileImageBuffer() const { return m_tileImage.imageBuffer(); }
const Parameters& parameters() const { return m_parameters; }
// Pattern space is an abstract space that maps to the default user space by the transformation 'userSpaceTransform'
PlatformPatternPtr createPlatformPattern(const AffineTransform& userSpaceTransform) const;
void setTileImage(SourceImage&& tileImage) { m_tileImage = WTFMove(tileImage); }
void setPatternSpaceTransform(const AffineTransform&);
const AffineTransform& patternSpaceTransform() const { return m_parameters.patternSpaceTransform; };
bool repeatX() const { return m_parameters.repeatX; }
bool repeatY() const { return m_parameters.repeatY; }
private:
Pattern(SourceImage&&, const Parameters&);
SourceImage m_tileImage;
Parameters m_parameters;
};
} //namespace
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