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      1 /*
      2  * Copyright (C) 1999 Lars Knoll (knoll (at) kde.org)
      3  *           (C) 1999 Antti Koivisto (koivisto (at) kde.org)
      4  * Copyright (C) 2003, 2010 Apple Inc. All rights reserved.
      5  *
      6  * This library is free software; you can redistribute it and/or
      7  * modify it under the terms of the GNU Library General Public
      8  * License as published by the Free Software Foundation; either
      9  * version 2 of the License, or (at your option) any later version.
     10  *
     11  * This library is distributed in the hope that it will be useful,
     12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     14  * Library General Public License for more details.
     15  *
     16  * You should have received a copy of the GNU Library General Public License
     17  * along with this library; see the file COPYING.LIB.  If not, write to
     18  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     19  * Boston, MA 02110-1301, USA.
     20  *
     21  */
     22 
     23 #include "config.h"
     24 #include "HTMLHRElement.h"
     25 
     26 #include "Attribute.h"
     27 #include "CSSPropertyNames.h"
     28 #include "CSSValueKeywords.h"
     29 #include "HTMLNames.h"
     30 
     31 namespace WebCore {
     32 
     33 using namespace HTMLNames;
     34 
     35 HTMLHRElement::HTMLHRElement(const QualifiedName& tagName, Document* document)
     36     : HTMLElement(tagName, document)
     37 {
     38     ASSERT(hasTagName(hrTag));
     39 }
     40 
     41 PassRefPtr<HTMLHRElement> HTMLHRElement::create(Document* document)
     42 {
     43     return adoptRef(new HTMLHRElement(hrTag, document));
     44 }
     45 
     46 PassRefPtr<HTMLHRElement> HTMLHRElement::create(const QualifiedName& tagName, Document* document)
     47 {
     48     return adoptRef(new HTMLHRElement(tagName, document));
     49 }
     50 
     51 bool HTMLHRElement::mapToEntry(const QualifiedName& attrName, MappedAttributeEntry& result) const
     52 {
     53     if (attrName == alignAttr ||
     54         attrName == widthAttr ||
     55         attrName == colorAttr ||
     56         attrName == sizeAttr ||
     57         attrName == noshadeAttr) {
     58         result = eHR;
     59         return false;
     60     }
     61     return HTMLElement::mapToEntry(attrName, result);
     62 }
     63 
     64 void HTMLHRElement::parseMappedAttribute(Attribute* attr)
     65 {
     66     if (attr->name() == alignAttr) {
     67         if (equalIgnoringCase(attr->value(), "left")) {
     68             addCSSProperty(attr, CSSPropertyMarginLeft, "0");
     69             addCSSProperty(attr, CSSPropertyMarginRight, CSSValueAuto);
     70         } else if (equalIgnoringCase(attr->value(), "right")) {
     71             addCSSProperty(attr, CSSPropertyMarginLeft, CSSValueAuto);
     72             addCSSProperty(attr, CSSPropertyMarginRight, "0");
     73         } else {
     74             addCSSProperty(attr, CSSPropertyMarginLeft, CSSValueAuto);
     75             addCSSProperty(attr, CSSPropertyMarginRight, CSSValueAuto);
     76         }
     77     } else if (attr->name() == widthAttr) {
     78         bool ok;
     79         int v = attr->value().toInt(&ok);
     80         if (ok && !v)
     81             addCSSLength(attr, CSSPropertyWidth, "1");
     82         else
     83             addCSSLength(attr, CSSPropertyWidth, attr->value());
     84     } else if (attr->name() == colorAttr) {
     85         addCSSProperty(attr, CSSPropertyBorderTopStyle, CSSValueSolid);
     86         addCSSProperty(attr, CSSPropertyBorderRightStyle, CSSValueSolid);
     87         addCSSProperty(attr, CSSPropertyBorderBottomStyle, CSSValueSolid);
     88         addCSSProperty(attr, CSSPropertyBorderLeftStyle, CSSValueSolid);
     89         addCSSColor(attr, CSSPropertyBorderColor, attr->value());
     90         addCSSColor(attr, CSSPropertyBackgroundColor, attr->value());
     91     } else if (attr->name() == noshadeAttr) {
     92         addCSSProperty(attr, CSSPropertyBorderTopStyle, CSSValueSolid);
     93         addCSSProperty(attr, CSSPropertyBorderRightStyle, CSSValueSolid);
     94         addCSSProperty(attr, CSSPropertyBorderBottomStyle, CSSValueSolid);
     95         addCSSProperty(attr, CSSPropertyBorderLeftStyle, CSSValueSolid);
     96         addCSSColor(attr, CSSPropertyBorderColor, String("grey"));
     97         addCSSColor(attr, CSSPropertyBackgroundColor, String("grey"));
     98     } else if (attr->name() == sizeAttr) {
     99         StringImpl* si = attr->value().impl();
    100         int size = si->toInt();
    101         if (size <= 1)
    102             addCSSProperty(attr, CSSPropertyBorderBottomWidth, String("0"));
    103         else
    104             addCSSLength(attr, CSSPropertyHeight, String::number(size-2));
    105     } else
    106         HTMLElement::parseMappedAttribute(attr);
    107 }
    108 
    109 }
    110