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#pragma once
22
23#include "RadialGradientAttributes.h"
24#include "RenderSVGResourceGradient.h"
25#include "SVGRadialGradientElement.h"
26
27namespace WebCore {
28
29class SVGRadialGradientElement;
30
31class RenderSVGResourceRadialGradient final : public RenderSVGResourceGradient {
32 WTF_MAKE_ISO_ALLOCATED(RenderSVGResourceRadialGradient);
33public:
34 RenderSVGResourceRadialGradient(SVGRadialGradientElement&, RenderStyle&&);
35 virtual ~RenderSVGResourceRadialGradient();
36
37 SVGRadialGradientElement& radialGradientElement() const { return downcast<SVGRadialGradientElement>(RenderSVGResourceGradient::gradientElement()); }
38
39 RenderSVGResourceType resourceType() const override { return RadialGradientResourceType; }
40
41 SVGUnitTypes::SVGUnitType gradientUnits() const override { return m_attributes.gradientUnits(); }
42 void calculateGradientTransform(AffineTransform& transform) override { transform = m_attributes.gradientTransform(); }
43 void buildGradient(GradientData*, const RenderStyle&) const override;
44
45 FloatPoint centerPoint(const RadialGradientAttributes&) const;
46 FloatPoint focalPoint(const RadialGradientAttributes&) const;
47 float radius(const RadialGradientAttributes&) const;
48 float focalRadius(const RadialGradientAttributes&) const;
49
50private:
51 void gradientElement() const = delete;
52
53 const char* renderName() const override { return "RenderSVGResourceRadialGradient"; }
54 bool collectGradientAttributes() override;
55
56 RadialGradientAttributes m_attributes;
57};
58
59} // namespace WebCore
60
61SPECIALIZE_TYPE_TRAITS_RENDER_SVG_RESOURCE(RenderSVGResourceRadialGradient, RadialGradientResourceType)
62