/*

 * Copyright 2016 Google Inc.

 *

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

 * found in the LICENSE file.

 */

#include "include/core/SkCanvas.h"

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

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

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

#include "src/core/SkTLazy.h"

SkSVGPoly::SkSVGPoly(SkSVGTag t) : INHERITED(t) {}

bool SkSVGPoly::parseAndSetAttribute(const char* n, const char* v) {

    if (INHERITED::parseAndSetAttribute(n, v)) {

        return true;

    }

    if (this->setPoints(SkSVGAttributeParser::parse<SkSVGPointsType>("points", n, v))) {

        // TODO: we can likely just keep the points array and create the SkPath when needed.

        fPath = SkPath::Polygon(

                fPoints.begin(), fPoints.count(),

                this->tag() == SkSVGTag::kPolygon);  // only polygons are auto-closed

    }

    // No other attributes on this node

    return false;

}

void SkSVGPoly::onDraw(SkCanvas* canvas, const SkSVGLengthContext&, const SkPaint& paint,

                       SkPathFillType fillType) const {

    // the passed fillType follows inheritance rules and needs to be applied at draw time.

    fPath.setFillType(fillType);

    canvas->drawPath(fPath, paint);

}

SkPath SkSVGPoly::onAsPath(const SkSVGRenderContext& ctx) const {

    SkPath path = fPath;

    // clip-rule can be inherited and needs to be applied at clip time.

    path.setFillType(ctx.presentationContext().fInherited.fClipRule->asFillType());

    this->mapToParent(&path);

    return path;

}

SkRect SkSVGPoly::onObjectBoundingBox(const SkSVGRenderContext& ctx) const {

    return fPath.getBounds();

}