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author | Upstream <upstream-import@none> | 1970-01-12 13:46:40 +0000 |
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committer | Upstream <upstream-import@none> | 1970-01-12 13:46:40 +0000 |
commit | d8543bb6618c17b12da906afa77d216f58cf4058 (patch) | |
tree | c58dc05ed86825bd0ef8d305d58c8205106b540f /WebCore/html/HTMLFontElement.cpp | |
download | external_webkit-d8543bb6618c17b12da906afa77d216f58cf4058.zip external_webkit-d8543bb6618c17b12da906afa77d216f58cf4058.tar.gz external_webkit-d8543bb6618c17b12da906afa77d216f58cf4058.tar.bz2 |
external/webkit r30707
Diffstat (limited to 'WebCore/html/HTMLFontElement.cpp')
-rw-r--r-- | WebCore/html/HTMLFontElement.cpp | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/WebCore/html/HTMLFontElement.cpp b/WebCore/html/HTMLFontElement.cpp new file mode 100644 index 0000000..c776f15 --- /dev/null +++ b/WebCore/html/HTMLFontElement.cpp @@ -0,0 +1,181 @@ +/** + * This file is part of the DOM implementation for KDE. + * + * Copyright (C) 1999 Lars Knoll (knoll@kde.org) + * (C) 1999 Antti Koivisto (koivisto@kde.org) + * (C) 2000 Simon Hausmann <hausmann@kde.org> + * Copyright (C) 2003, 2006 Apple Computer, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#include "config.h" +#include "HTMLFontElement.h" + +#include "CSSPropertyNames.h" +#include "CSSValueKeywords.h" +#include "HTMLNames.h" + +using namespace WTF; + +namespace WebCore { + +using namespace HTMLNames; + +HTMLFontElement::HTMLFontElement(Document* doc) + : HTMLElement(fontTag, doc) +{ +} + +HTMLFontElement::~HTMLFontElement() +{ +} + +// Allows leading spaces. +// Allows trailing nonnumeric characters. +// Returns 10 for any size greater than 9. +static bool parseFontSizeNumber(const String& s, int& size) +{ + unsigned pos = 0; + + // Skip leading spaces. + while (isSpaceOrNewline(s[pos])) + ++pos; + + // Skip a plus or minus. + bool sawPlus = false; + bool sawMinus = false; + if (s[pos] == '+') { + ++pos; + sawPlus = true; + } else if (s[pos] == '-') { + ++pos; + sawMinus = true; + } + + // Parse a single digit. + if (!Unicode::isDigit(s[pos])) + return false; + int num = Unicode::digitValue(s[pos++]); + + // Check for an additional digit. + if (Unicode::isDigit(s[pos])) + num = 10; + + if (sawPlus) { + size = num + 3; + return true; + } + + // Don't return 0 (which means 3) or a negative number (which means the same as 1). + if (sawMinus) { + size = num == 1 ? 2 : 1; + return true; + } + + size = num; + return true; +} + +bool HTMLFontElement::mapToEntry(const QualifiedName& attrName, MappedAttributeEntry& result) const +{ + if (attrName == sizeAttr || + attrName == colorAttr || + attrName == faceAttr) { + result = eUniversal; + return false; + } + + return HTMLElement::mapToEntry(attrName, result); +} + +bool HTMLFontElement::cssValueFromFontSizeNumber(const String& s, int& size) +{ + int num; + if (!parseFontSizeNumber(s, num)) + return false; + + switch (num) { + case 2: + size = CSS_VAL_SMALL; + break; + case 0: // treat 0 the same as 3, because people expect it to be between -1 and +1 + case 3: + size = CSS_VAL_MEDIUM; + break; + case 4: + size = CSS_VAL_LARGE; + break; + case 5: + size = CSS_VAL_X_LARGE; + break; + case 6: + size = CSS_VAL_XX_LARGE; + break; + default: + if (num > 6) + size = CSS_VAL__WEBKIT_XXX_LARGE; + else + size = CSS_VAL_X_SMALL; + } + return true; +} + +void HTMLFontElement::parseMappedAttribute(MappedAttribute *attr) +{ + if (attr->name() == sizeAttr) { + int size; + if (cssValueFromFontSizeNumber(attr->value(), size)) + addCSSProperty(attr, CSS_PROP_FONT_SIZE, size); + } else if (attr->name() == colorAttr) { + addCSSColor(attr, CSS_PROP_COLOR, attr->value()); + } else if (attr->name() == faceAttr) { + addCSSProperty(attr, CSS_PROP_FONT_FAMILY, attr->value()); + } else + HTMLElement::parseMappedAttribute(attr); +} + +String HTMLFontElement::color() const +{ + return getAttribute(colorAttr); +} + +void HTMLFontElement::setColor(const String& value) +{ + setAttribute(colorAttr, value); +} + +String HTMLFontElement::face() const +{ + return getAttribute(faceAttr); +} + +void HTMLFontElement::setFace(const String& value) +{ + setAttribute(faceAttr, value); +} + +String HTMLFontElement::size() const +{ + return getAttribute(sizeAttr); +} + +void HTMLFontElement::setSize(const String& value) +{ + setAttribute(sizeAttr, value); +} + +} |