SkSVGFeComposite.h

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/*
 * Copyright 2020 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
 
#ifndef SkSVGFeComposite_DEFINED
#define SkSVGFeComposite_DEFINED
 
#include "include/core/SkBlendMode.h"
#include "modules/svg/include/SkSVGFe.h"
#include "modules/svg/include/SkSVGTypes.h"
 
class SK_API SkSVGFeComposite final : public SkSVGFe {
public:
    static sk_sp<SkSVGFeComposite> Make() {
        return sk_sp<SkSVGFeComposite>(new SkSVGFeComposite());
    }
 
    SVG_ATTR(In2, SkSVGFeInputType, SkSVGFeInputType())
    SVG_ATTR(K1, SkSVGNumberType, SkSVGNumberType(0))
    SVG_ATTR(K2, SkSVGNumberType, SkSVGNumberType(0))
    SVG_ATTR(K3, SkSVGNumberType, SkSVGNumberType(0))
    SVG_ATTR(K4, SkSVGNumberType, SkSVGNumberType(0))
    SVG_ATTR(Operator, SkSVGFeCompositeOperator, SkSVGFeCompositeOperator::kOver)
 
protected:
    sk_sp<SkImageFilter> onMakeImageFilter(const SkSVGRenderContext&,
                                           const SkSVGFilterContext&) const override;
 
    std::vector<SkSVGFeInputType> getInputs() const override {
        return {this->getIn(), this->getIn2()};
    }
 
    bool parseAndSetAttribute(const char*, const char*) override;
 
private:
    SkSVGFeComposite() : INHERITED(SkSVGTag::kFeComposite) {}
 
    static SkBlendMode BlendModeForOperator(SkSVGFeCompositeOperator);
 
    using INHERITED = SkSVGFe;
};
 
#endif  // SkSVGFeComposite_DEFINED