1/*
2 * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
4 * Copyright (C) Research In Motion Limited 2011. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB.  If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22#ifndef SVGColor_h
23#define SVGColor_h
24
25#include "core/css/CSSValue.h"
26#include "platform/graphics/Color.h"
27#include "wtf/PassRefPtr.h"
28
29namespace WebCore {
30
31class ExceptionState;
32class RGBColor;
33
34class SVGColor : public CSSValue {
35public:
36    enum SVGColorType {
37        SVG_COLORTYPE_UNKNOWN = 0,
38        SVG_COLORTYPE_RGBCOLOR = 1,
39        SVG_COLORTYPE_RGBCOLOR_ICCCOLOR = 2,
40        SVG_COLORTYPE_CURRENTCOLOR = 3
41    };
42
43    static PassRefPtr<SVGColor> createFromString(const String& rgbColor)
44    {
45        RefPtr<SVGColor> color = adoptRef(new SVGColor(SVG_COLORTYPE_RGBCOLOR));
46        color->setColor(colorFromRGBColorString(rgbColor));
47        return color.release();
48    }
49
50    static PassRefPtr<SVGColor> createFromColor(const Color& rgbColor)
51    {
52        RefPtr<SVGColor> color = adoptRef(new SVGColor(SVG_COLORTYPE_RGBCOLOR));
53        color->setColor(rgbColor);
54        return color.release();
55    }
56
57    static PassRefPtr<SVGColor> createCurrentColor()
58    {
59        return adoptRef(new SVGColor(SVG_COLORTYPE_CURRENTCOLOR));
60    }
61
62    const Color& color() const { return m_color; }
63    const SVGColorType& colorType() const { return m_colorType; }
64    PassRefPtr<RGBColor> rgbColor() const;
65
66    static Color colorFromRGBColorString(const String&);
67
68    void setRGBColor(const String& rgbColor, ExceptionState&);
69    void setRGBColorICCColor(const String& rgbColor, const String& iccColor, ExceptionState&);
70    void setColor(unsigned short colorType, const String& rgbColor, const String& iccColor, ExceptionState&);
71
72    String customCSSText() const;
73
74    ~SVGColor() { }
75
76    PassRefPtr<SVGColor> cloneForCSSOM() const;
77
78    bool equals(const SVGColor&) const;
79
80protected:
81    friend class CSSComputedStyleDeclaration;
82
83    SVGColor(ClassType, const SVGColorType&);
84    SVGColor(ClassType, const SVGColor& cloneFrom);
85
86    void setColor(const Color& color) { m_color = color; }
87    void setColorType(const SVGColorType& type) { m_colorType = type; }
88
89private:
90    SVGColor(const SVGColorType&);
91
92    Color m_color;
93    SVGColorType m_colorType;
94};
95
96DEFINE_CSS_VALUE_TYPE_CASTS(SVGColor, isSVGColor());
97
98} // namespace WebCore
99
100#endif // SVGColor_h
101