1/*
2 * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) Research In Motion Limited 2010. All rights reserved.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB.  If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20
21#ifndef RenderSVGResourceRadialGradient_h
22#define RenderSVGResourceRadialGradient_h
23
24#include "RadialGradientAttributes.h"
25#include "RenderSVGResourceGradient.h"
26#include "SVGRadialGradientElement.h"
27
28namespace WebCore {
29
30class SVGRadialGradientElement;
31
32class RenderSVGResourceRadialGradient final : public RenderSVGResourceGradient {
33public:
34    RenderSVGResourceRadialGradient(SVGRadialGradientElement&, PassRef<RenderStyle>);
35    virtual ~RenderSVGResourceRadialGradient();
36
37    SVGRadialGradientElement& radialGradientElement() const { return toSVGRadialGradientElement(RenderSVGResourceGradient::gradientElement()); }
38
39    virtual RenderSVGResourceType resourceType() const { return s_resourceType; }
40    static RenderSVGResourceType s_resourceType;
41
42    virtual SVGUnitTypes::SVGUnitType gradientUnits() const { return m_attributes.gradientUnits(); }
43    virtual void calculateGradientTransform(AffineTransform& transform) { transform = m_attributes.gradientTransform(); }
44    virtual void buildGradient(GradientData*) const;
45
46    FloatPoint centerPoint(const RadialGradientAttributes&) const;
47    FloatPoint focalPoint(const RadialGradientAttributes&) const;
48    float radius(const RadialGradientAttributes&) const;
49    float focalRadius(const RadialGradientAttributes&) const;
50
51private:
52    void gradientElement() const = delete;
53
54    virtual const char* renderName() const override { return "RenderSVGResourceRadialGradient"; }
55    virtual bool collectGradientAttributes() override;
56
57    RadialGradientAttributes m_attributes;
58};
59
60}
61
62#endif
63