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 | |
27 | namespace WebCore { |
28 | |
29 | class DeprecatedCSSOMRGBColor final : public RefCounted<DeprecatedCSSOMRGBColor> { |
30 | public: |
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 | |
43 | private: |
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 | |