50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
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/*
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* Copyright 2017 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef SkSVGGradient_DEFINED
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#define SkSVGGradient_DEFINED
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#include "SkShader.h"
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#include "SkSVGHiddenContainer.h"
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#include "SkSVGTypes.h"
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class SkMatrix;
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class SkSVGRenderContext;
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class SkSVGGradient : public SkSVGHiddenContainer {
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public:
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~SkSVGGradient() override = default;
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void setHref(const SkSVGStringType&);
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void setGradientTransform(const SkSVGTransformType&);
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void setSpreadMethod(const SkSVGSpreadMethod&);
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protected:
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explicit SkSVGGradient(SkSVGTag t) : INHERITED(t) {}
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void onSetAttribute(SkSVGAttribute, const SkSVGValue&) override;
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bool onAsPaint(const SkSVGRenderContext&, SkPaint*) const final;
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virtual sk_sp<SkShader> onMakeShader(const SkSVGRenderContext&,
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const SkColor*, const SkScalar*, int count,
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SkShader::TileMode, const SkMatrix& localMatrix) const = 0;
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private:
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using StopPositionArray = SkSTArray<2, SkScalar, true>;
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using StopColorArray = SkSTArray<2, SkColor, true>;
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void collectColorStops(const SkSVGRenderContext&, StopPositionArray*, StopColorArray*) const;
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SkSVGStringType fHref;
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SkSVGTransformType fGradientTransform = SkSVGTransformType(SkMatrix::I());
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SkSVGSpreadMethod fSpreadMethod = SkSVGSpreadMethod(SkSVGSpreadMethod::Type::kPad);
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typedef SkSVGHiddenContainer INHERITED;
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};
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#endif // SkSVGGradient_DEFINED
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