1 /*
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3 * (C) 1999 Antti Koivisto (koivisto@kde.org)
4 * (C) 2001 Dirk Mueller (mueller@kde.org)
5 * (C) 2006 Alexey Proskuryakov (ap@webkit.org)
6 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
7 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
8 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
9 * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
10 * Copyright (C) 2013 Google Inc. All rights reserved.
11 *
12 * This library is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU Library General Public
14 * License as published by the Free Software Foundation; either
15 * version 2 of the License, or (at your option) any later version.
16 *
17 * This library is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * Library General Public License for more details.
21 *
22 * You should have received a copy of the GNU Library General Public License
23 * along with this library; see the file COPYING.LIB. If not, write to
24 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
25 * Boston, MA 02110-1301, USA.
26 */
27
28 #include "config.h"
29 #include "core/dom/TextLinkColors.h"
30
31 #include "core/css/CSSPrimitiveValue.h"
32 #include "core/rendering/RenderTheme.h"
33 #include "wtf/text/WTFString.h"
34
35 namespace WebCore {
36
TextLinkColors()37 TextLinkColors::TextLinkColors()
38 : m_textColor(Color::black)
39 {
40 resetLinkColor();
41 resetVisitedLinkColor();
42 resetActiveLinkColor();
43 }
44
resetLinkColor()45 void TextLinkColors::resetLinkColor()
46 {
47 m_linkColor = Color(0, 0, 238);
48 }
49
resetVisitedLinkColor()50 void TextLinkColors::resetVisitedLinkColor()
51 {
52 m_visitedLinkColor = Color(85, 26, 139);
53 }
54
resetActiveLinkColor()55 void TextLinkColors::resetActiveLinkColor()
56 {
57 m_activeLinkColor.setNamedColor("red");
58 }
59
colorForCSSValue(CSSValueID cssValueId)60 static Color colorForCSSValue(CSSValueID cssValueId)
61 {
62 struct ColorValue {
63 CSSValueID cssValueId;
64 RGBA32 color;
65 };
66
67 static const ColorValue colorValues[] = {
68 { CSSValueAqua, 0xFF00FFFF },
69 { CSSValueBlack, 0xFF000000 },
70 { CSSValueBlue, 0xFF0000FF },
71 { CSSValueFuchsia, 0xFFFF00FF },
72 { CSSValueGray, 0xFF808080 },
73 { CSSValueGreen, 0xFF008000 },
74 { CSSValueGrey, 0xFF808080 },
75 { CSSValueLime, 0xFF00FF00 },
76 { CSSValueMaroon, 0xFF800000 },
77 { CSSValueNavy, 0xFF000080 },
78 { CSSValueOlive, 0xFF808000 },
79 { CSSValueOrange, 0xFFFFA500 },
80 { CSSValuePurple, 0xFF800080 },
81 { CSSValueRed, 0xFFFF0000 },
82 { CSSValueSilver, 0xFFC0C0C0 },
83 { CSSValueTeal, 0xFF008080 },
84 { CSSValueTransparent, 0x00000000 },
85 { CSSValueWhite, 0xFFFFFFFF },
86 { CSSValueYellow, 0xFFFFFF00 },
87 { CSSValueInvalid, CSSValueInvalid }
88 };
89
90 for (const ColorValue* col = colorValues; col->cssValueId; ++col) {
91 if (col->cssValueId == cssValueId)
92 return col->color;
93 }
94 return RenderTheme::theme().systemColor(cssValueId);
95 }
96
colorFromPrimitiveValue(const CSSPrimitiveValue * value,Color currentColor,bool forVisitedLink) const97 Color TextLinkColors::colorFromPrimitiveValue(const CSSPrimitiveValue* value, Color currentColor, bool forVisitedLink) const
98 {
99 if (value->isRGBColor())
100 return Color(value->getRGBA32Value());
101
102 CSSValueID valueID = value->getValueID();
103 switch (valueID) {
104 case 0:
105 return Color();
106 case CSSValueWebkitText:
107 return textColor();
108 case CSSValueWebkitLink:
109 return forVisitedLink ? visitedLinkColor() : linkColor();
110 case CSSValueWebkitActivelink:
111 return activeLinkColor();
112 case CSSValueWebkitFocusRingColor:
113 return RenderTheme::focusRingColor();
114 case CSSValueCurrentcolor:
115 return currentColor;
116 default:
117 return colorForCSSValue(valueID);
118 }
119 }
120
121 }
122