Home | History | Annotate | Download | only in html 
      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 "core/html/HTMLHRElement.h"
     25 
     26 #include "core/CSSPropertyNames.h"
     27 #include "core/CSSValueKeywords.h"
     28 #include "core/HTMLNames.h"
     29 #include "core/css/CSSValuePool.h"
     30 #include "core/css/StylePropertySet.h"
     31 
     32 namespace blink {
     33 
     34 using namespace HTMLNames;
     35 
     36 inline HTMLHRElement::HTMLHRElement(Document& document)
     37     : HTMLElement(hrTag, document)
     38 {
     39 }
     40 
     41 DEFINE_NODE_FACTORY(HTMLHRElement)
     42 
     43 bool HTMLHRElement::isPresentationAttribute(const QualifiedName& name) const
     44 {
     45     if (name == alignAttr || name == widthAttr || name == colorAttr || name == noshadeAttr || name == sizeAttr)
     46         return true;
     47     return HTMLElement::isPresentationAttribute(name);
     48 }
     49 
     50 void HTMLHRElement::collectStyleForPresentationAttribute(const QualifiedName& name, const AtomicString& value, MutableStylePropertySet* style)
     51 {
     52     if (name == alignAttr) {
     53         if (equalIgnoringCase(value, "left")) {
     54             addPropertyToPresentationAttributeStyle(style, CSSPropertyMarginLeft, 0, CSSPrimitiveValue::CSS_PX);
     55             addPropertyToPresentationAttributeStyle(style, CSSPropertyMarginRight, CSSValueAuto);
     56         } else if (equalIgnoringCase(value, "right")) {
     57             addPropertyToPresentationAttributeStyle(style, CSSPropertyMarginLeft, CSSValueAuto);
     58             addPropertyToPresentationAttributeStyle(style, CSSPropertyMarginRight, 0, CSSPrimitiveValue::CSS_PX);
     59         } else {
     60             addPropertyToPresentationAttributeStyle(style, CSSPropertyMarginLeft, CSSValueAuto);
     61             addPropertyToPresentationAttributeStyle(style, CSSPropertyMarginRight, CSSValueAuto);
     62         }
     63     } else if (name == widthAttr) {
     64         bool ok;
     65         int v = value.toInt(&ok);
     66         if (ok && !v)
     67             addPropertyToPresentationAttributeStyle(style, CSSPropertyWidth, 1, CSSPrimitiveValue::CSS_PX);
     68         else
     69             addHTMLLengthToStyle(style, CSSPropertyWidth, value);
     70     } else if (name == colorAttr) {
     71         addPropertyToPresentationAttributeStyle(style, CSSPropertyBorderStyle, CSSValueSolid);
     72         addHTMLColorToStyle(style, CSSPropertyBorderColor, value);
     73         addHTMLColorToStyle(style, CSSPropertyBackgroundColor, value);
     74     } else if (name == noshadeAttr) {
     75         if (!hasAttribute(colorAttr)) {
     76             addPropertyToPresentationAttributeStyle(style, CSSPropertyBorderStyle, CSSValueSolid);
     77 
     78             RefPtrWillBeRawPtr<CSSPrimitiveValue> darkGrayValue = cssValuePool().createColorValue(Color::darkGray);
     79             style->setProperty(CSSPropertyBorderColor, darkGrayValue);
     80             style->setProperty(CSSPropertyBackgroundColor, darkGrayValue);
     81         }
     82     } else if (name == sizeAttr) {
     83         StringImpl* si = value.impl();
     84         int size = si->toInt();
     85         if (size <= 1)
     86             addPropertyToPresentationAttributeStyle(style, CSSPropertyBorderBottomWidth, 0, CSSPrimitiveValue::CSS_PX);
     87         else
     88             addPropertyToPresentationAttributeStyle(style, CSSPropertyHeight, size - 2, CSSPrimitiveValue::CSS_PX);
     89     } else
     90         HTMLElement::collectStyleForPresentationAttribute(name, value, style);
     91 }
     92 
     93 }
     94