1/*
2 * Copyright (C) 1999-2003 Lars Knoll (knoll@kde.org)
3 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. 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 "DeprecatedCSSOMPrimitiveValue.h"
24#include "RGBColor.h"
25#include <wtf/RefPtr.h>
26
27namespace WebCore {
28
29class DeprecatedCSSOMRGBColor final : public RefCounted<DeprecatedCSSOMRGBColor> {
30public:
31 static Ref<DeprecatedCSSOMRGBColor> create(const RGBColor& color, CSSStyleDeclaration& owner)
32 {
33 return adoptRef(*new DeprecatedCSSOMRGBColor(color, owner));
34 }
35
36 DeprecatedCSSOMPrimitiveValue* red() { return m_red.get(); }
37 DeprecatedCSSOMPrimitiveValue* green() { return m_green.get(); }
38 DeprecatedCSSOMPrimitiveValue* blue() { return m_blue.get(); }
39 DeprecatedCSSOMPrimitiveValue* alpha() { return m_alpha.get(); }
40
41 Color color() const { return Color(m_rgbColor); }
42
43private:
44 DeprecatedCSSOMRGBColor(const RGBColor& color, CSSStyleDeclaration& owner)
45 : m_rgbColor(color.rgbColor())
46 {
47 // Red
48 unsigned value = (m_rgbColor >> 16) & 0xFF;
49 auto result = CSSPrimitiveValue::create(value, CSSPrimitiveValue::CSS_NUMBER);
50 m_red = result->createDeprecatedCSSOMPrimitiveWrapper(owner);
51
52 // Green
53 value = (m_rgbColor >> 8) & 0xFF;
54 result = CSSPrimitiveValue::create(value, CSSPrimitiveValue::CSS_NUMBER);
55 m_green = result->createDeprecatedCSSOMPrimitiveWrapper(owner);
56
57 // Blue
58 value = m_rgbColor & 0xFF;
59 result = CSSPrimitiveValue::create(value, CSSPrimitiveValue::CSS_NUMBER);
60 m_blue = result->createDeprecatedCSSOMPrimitiveWrapper(owner);
61
62 // Alpha
63 float alphaValue = static_cast<float>((m_rgbColor >> 24) & 0xFF) / 0xFF;
64 result = CSSPrimitiveValue::create(alphaValue, CSSPrimitiveValue::CSS_NUMBER);
65 m_alpha = result->createDeprecatedCSSOMPrimitiveWrapper(owner);
66 }
67
68 RGBA32 m_rgbColor;
69 RefPtr<DeprecatedCSSOMPrimitiveValue> m_red;
70 RefPtr<DeprecatedCSSOMPrimitiveValue> m_green;
71 RefPtr<DeprecatedCSSOMPrimitiveValue> m_blue;
72 RefPtr<DeprecatedCSSOMPrimitiveValue> m_alpha;
73};
74
75} // namespace WebCore
76