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