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284 lines
8.2 KiB
284 lines
8.2 KiB
/*
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Copyright (C) 2001-2003 KSVG Team
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This file is part of the KDE project
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include <kdebug.h>
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#include <tdelocale.h>
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#include "Glyph.h"
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#include "SVGStringListImpl.h"
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#include "SVGAnimatedLengthImpl.h"
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#include "SVGTextContentElementImpl.h"
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#include "SVGTextElementImpl.h"
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#include "SVGAnimatedEnumerationImpl.h"
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#include "SVGDocumentImpl.h"
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using namespace KSVG;
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#include "SVGTextContentElementImpl.lut.h"
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#include "ksvg_scriptinterpreter.h"
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#include "ksvg_cacheimpl.h"
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SVGTextContentElementImpl::SVGTextContentElementImpl(DOM::ElementImpl *impl) : SVGShapeImpl(impl), SVGTestsImpl(), SVGLangSpaceImpl(), SVGExternalResourcesRequiredImpl(), SVGStylableImpl(this)
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{
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KSVG_EMPTY_FLAGS
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m_lengthAdjust = new SVGAnimatedEnumerationImpl();
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m_lengthAdjust->ref();
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// Spec: default value 'spacing'
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m_lengthAdjust->setBaseVal(LENGTHADJUST_SPACING);
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m_textLength = new SVGAnimatedLengthImpl();
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m_textLength->baseVal()->setValueAsString("-1");
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m_textLength->ref();
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}
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SVGTextContentElementImpl::~SVGTextContentElementImpl()
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{
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if(m_lengthAdjust)
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m_lengthAdjust->deref();
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if(m_textLength)
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m_textLength->deref();
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}
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TQString SVGTextContentElementImpl::textDirectionAwareText()
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{
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TQString text;
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if(hasChildNodes())
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{
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bool ltr = getTextDirection() == LTR;
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DOM::Node node = ltr ? firstChild() : lastChild();
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for(; !node.isNull(); node = ltr ? node.nextSibling() : node.previousSibling())
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{
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if(node.nodeType() == TEXT_NODE)
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{
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DOM::Text textNode = node;
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TQString temp = textNode.data().string();
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if(!ltr)
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{
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TQString convert = temp;
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for(int i = temp.length(); i > 0; i--)
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convert[temp.length() - i] = temp[i - 1];
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text += convert;
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}
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else
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text += temp;
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}
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else
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return text;
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}
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}
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return text;
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}
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T2P::GlyphLayoutParams *SVGTextContentElementImpl::layoutParams() const
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{
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SVGStylableImpl *style = const_cast<SVGTextContentElementImpl *>(this);
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T2P::GlyphLayoutParams *params = new T2P::GlyphLayoutParams();
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params->setTb(style->getTextWritingMode() == TB);
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params->setUseBidi(style->getTextUnicodeBidi() == UBNORMAL);
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if(!dynamic_cast<SVGTextElementImpl *>(m_object)) // not allowed for <text>
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params->setBaselineShift(style->getBaselineShift().latin1());
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bool worked = true;
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int deg = style->getGlyphOrientationVertical().toInt(&worked);
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if(!worked)
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params->setGlyphOrientationVertical(-90);
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else
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params->setGlyphOrientationVertical(deg);
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worked = true;
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deg = style->getGlyphOrientationHorizontal().toInt(&worked);
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if(!worked)
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params->setGlyphOrientationHorizontal(-90);
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else
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params->setGlyphOrientationHorizontal(deg);
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SVGLengthImpl *length = new SVGLengthImpl(LENGTHMODE_OTHER, const_cast<SVGTextContentElementImpl *>(this));
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length->ref();
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if(style->getLetterSpacing() != "normal" && style->getLetterSpacing() != "inherit")
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length->setValueAsString(DOM::DOMString(style->getLetterSpacing()));
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params->setLetterSpacing(length->value());
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if(style->getWordSpacing() != "normal" && style->getWordSpacing() != "inherit")
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length->setValueAsString(DOM::DOMString(style->getWordSpacing()));
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params->setWordSpacing(length->value());
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length->deref();
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return params;
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}
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SVGAnimatedLengthImpl *SVGTextContentElementImpl::textLength() const
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{
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return m_textLength;
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}
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SVGAnimatedEnumerationImpl *SVGTextContentElementImpl::lengthAdjust() const
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{
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return m_lengthAdjust;
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}
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long SVGTextContentElementImpl::getNumberOfChars()
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{
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return 0;
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}
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float SVGTextContentElementImpl::getComputedTextLength()
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{
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return 0.0;
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}
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/*
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float SVGTextContentElementImpl::getSubStringLength(const unsigned long &charnum,const unsigned long &nchars)
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{
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}
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SVGPoint SVGTextContentElementImpl::getStartPositionOfChar(const unsigned long &charnum)
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{
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}
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SVGPoint SVGTextContentElementImpl::getEndPositionOfChar(const unsigned long &charnum)
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{
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}
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SVGRect SVGTextContentElementImpl::getExtentOfChar(const unsigned long &charnum)
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{
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}
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float SVGTextContentElementImpl::getRotationOfChar(const unsigned long &charnum)
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{
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}
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long SVGTextContentElementImpl::getCharNumAtPosition(const SVGPoint &point)
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{
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}
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void SVGTextContentElementImpl::selectSubString(const unsigned long &charnum,const unsigned long &nchars)
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{
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}
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*/
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// Ecma stuff
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/*
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@namespace KSVG
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@begin SVGTextContentElementImpl::s_hashTable 3
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textLength SVGTextContentElementImpl::TextLength DontDelete|ReadOnly
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lengthAdjust SVGTextContentElementImpl::LengthAdjust DontDelete|ReadOnly
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@end
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@namespace KSVG
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@begin SVGTextContentElementImplProto::s_hashTable 11
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getNumberOfChars SVGTextContentElementImpl::GetNumberOfChars DontDelete|Function 0
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getComputedTextLength SVGTextContentElementImpl::GetComputedTextLength DontDelete|Function 0
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getSubStringLength SVGTextContentElementImpl::GetSubStringLength DontDelete|Function 2
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getStartPositionOfChar SVGTextContentElementImpl::GetStartPositionOfChar DontDelete|Function 1
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getEndPositionOfChar SVGTextContentElementImpl::GetEndPositionOfChar DontDelete|Function 1
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getExtentOfChar SVGTextContentElementImpl::GetExtentOfChar DontDelete|Function 1
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getRotationOfChar SVGTextContentElementImpl::GetRotationOfChar DontDelete|Function 1
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getCharNumAtPosition SVGTextContentElementImpl::GetCharNumAtPosition DontDelete|Function 1
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selectSubString SVGTextContentElementImpl::SelectSubString DontDelete|Function 2
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@end
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*/
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KSVG_IMPLEMENT_PROTOTYPE("SVGTextContentElement", SVGTextContentElementImplProto, SVGTextContentElementImplProtoFunc)
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Value SVGTextContentElementImpl::getValueProperty(ExecState *, int token) const
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{
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//KSVG_CHECK_ATTRIBUTE
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switch(token)
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{
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default:
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kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
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return Undefined();
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}
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}
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void SVGTextContentElementImpl::putValueProperty(ExecState *exec, int token, const Value &value, int attr)
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{
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// This class has just ReadOnly properties, only with the Internal flag set
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// it's allowed to modify those.
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if(!(attr & KJS::Internal))
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return;
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switch(token)
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{
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case TextLength:
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m_textLength->baseVal()->setValueAsString(value.toString(exec).string());
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if(m_textLength->baseVal()->value() < 0) // A negative value is an error
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gotError(i18n("Negative value for attribute textLength of element <text> is illegal"));
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break;
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case LengthAdjust:
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{
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TQString temp = value.toString(exec).qstring();
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if(temp == "spacingAndGlyphs")
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m_lengthAdjust->setBaseVal(LENGTHADJUST_SPACINGANDGLYPHS);
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else if(temp == "spacing")
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m_lengthAdjust->setBaseVal(LENGTHADJUST_SPACING);
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break;
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}
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default:
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kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
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}
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}
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Value SVGTextContentElementImplProtoFunc::call(ExecState *exec, Object &thisObj, const List &)
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{
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KSVG_CHECK_THIS(SVGTextContentElementImpl)
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switch(id)
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{
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default:
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kdWarning() << "Unhandled function id in " << k_funcinfo << " : " << id << endl;
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break;
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}
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return Undefined();
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}
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/*
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@namespace KSVG
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@begin SVGTextContentElementImplConstructor::s_hashTable 5
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LENGTHADJUST_UNKNOWN KSVG::LENGTHADJUST_UNKNOWN DontDelete|ReadOnly
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LENGTHADJUST_SPACING KSVG::LENGTHADJUST_SPACING DontDelete|ReadOnly
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LENGTHADJUST_SPACINGANDGLYPHS KSVG::LENGTHADJUST_SPACINGANDGLYPHS DontDelete|ReadOnly
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@end
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*/
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Value SVGTextContentElementImplConstructor::getValueProperty(ExecState *, int token) const
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{
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return Number(token);
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}
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Value KSVG::getSVGTextContentElementImplConstructor(ExecState *exec)
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{
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return cacheGlobalBridge<SVGTextContentElementImplConstructor>(exec, "[[svgtextcontentelement.constructor]]");
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}
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