modules/svg/include/SkSVGTransformableNode.h

/*
 * Copyright 2016 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#ifndef SkSVGTransformableNode_DEFINED
#define SkSVGTransformableNode_DEFINED

#include "include/core/SkMatrix.h"
#include "include/core/SkPath.h"
#include "include/private/SkAPI.h"
#include "modules/svg/include/SkSVGNode.h"
#include "modules/svg/include/SkSVGTypes.h"
#include "modules/svg/include/SkSVGValue.h"

class SkSVGRenderContext;
enum class SkSVGAttribute;
struct SkRect;

class SK_API SkSVGTransformableNode : public SkSVGNode {
public:
    void setTransform(const SkSVGTransformType& t) { fTransform = t; }

protected:
    explicit SkSVGTransformableNode(SkSVGTag);

    bool onPrepareToRender(SkSVGRenderContext*) const override;

    void onSetAttribute(SkSVGAttribute, const SkSVGValue&) override;

    SkPath mapToParent(const SkPath&) const;

    SkRect mapToParent(const SkRect&) const;

    SkRect onObjectBoundingBox(const SkSVGRenderContext& ) const final;

    virtual SkRect onTransformableObjectBoundingBox(const SkSVGRenderContext&) const;

private:
    // FIXME: should be sparse
    SkSVGTransformType fTransform;

    using INHERITED = SkSVGNode;
};

#endif // SkSVGTransformableNode_DEFINED