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 35namespace blink { 36 37TextLinkColors::TextLinkColors() 38 : m_textColor(Color::black) 39{ 40 resetLinkColor(); 41 resetVisitedLinkColor(); 42 resetActiveLinkColor(); 43} 44 45void TextLinkColors::resetLinkColor() 46{ 47 m_linkColor = Color(0, 0, 238); 48} 49 50void TextLinkColors::resetVisitedLinkColor() 51{ 52 m_visitedLinkColor = Color(85, 26, 139); 53} 54 55void TextLinkColors::resetActiveLinkColor() 56{ 57 m_activeLinkColor = Color(255, 0, 0); 58} 59 60static 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 97Color 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::theme().focusRingColor(); 114 case CSSValueInvert: // We don't support outline-color: invert 115 case CSSValueCurrentcolor: 116 return currentColor; 117 default: 118 return colorForCSSValue(valueID); 119 } 120} 121 122} 123