/*

 * Copyright 2021 Google Inc.

 *

 * Use of this source code is governed by a BSD-style license that can be

 * found in the LICENSE file.

 */

#ifndef SkSVGImage_DEFINED

#define SkSVGImage_DEFINED

#include "include/core/SkImage.h"

#include "include/core/SkPath.h"

#include "include/core/SkRect.h"

#include "include/core/SkRefCnt.h"

#include "include/private/base/SkAPI.h"

#include "include/private/base/SkDebug.h"

#include "modules/svg/include/SkSVGNode.h"

#include "modules/svg/include/SkSVGTransformableNode.h"

#include "modules/svg/include/SkSVGTypes.h"

class SkSVGRenderContext;

namespace skresources {

class ResourceProvider;

}

class SK_API SkSVGImage final : public SkSVGTransformableNode {

public:

    static sk_sp<SkSVGImage> Make() {

        return sk_sp<SkSVGImage>(new SkSVGImage());

    }

    void appendChild(sk_sp<SkSVGNode>) override {

        SkDebugf("cannot append child nodes to this element.\n");

    }

    bool onPrepareToRender(SkSVGRenderContext*) const override;

    void onRender(const SkSVGRenderContext&) const override;

    SkPath onAsPath(const SkSVGRenderContext&) const override;

    SkRect onObjectBoundingBox(const SkSVGRenderContext&) const override;

    struct ImageInfo {

        sk_sp<SkImage> fImage;

        SkRect         fDst;

    };

    static ImageInfo LoadImage(const sk_sp<skresources::ResourceProvider>&,

                               const SkSVGIRI&,

                               const SkRect&,

                               SkSVGPreserveAspectRatio);

    SVG_ATTR(X                  , SkSVGLength             , SkSVGLength(0))

    SVG_ATTR(Y                  , SkSVGLength             , SkSVGLength(0))

    SVG_ATTR(Width              , SkSVGLength             , SkSVGLength(0))

    SVG_ATTR(Height             , SkSVGLength             , SkSVGLength(0))

    SVG_ATTR(Href               , SkSVGIRI                , SkSVGIRI())

    SVG_ATTR(PreserveAspectRatio, SkSVGPreserveAspectRatio, SkSVGPreserveAspectRatio())

protected:

    bool parseAndSetAttribute(const char*, const char*) override;

private:

    SkSVGImage() : INHERITED(SkSVGTag::kImage) {}

    using INHERITED = SkSVGTransformableNode;

};

#endif  // SkSVGImage_DEFINED