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379 lines
14 KiB
379 lines
14 KiB
15 years ago
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// -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 4; -*-
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/* This file is part of the KDE project
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Copyright (C) 1998, 1999 Reginald Stadlbauer <reggie@kde.org>
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Copyright (C) 2005-2006 Thorsten Zachmann <zachmann@kde.org>
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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 "KPrAutoformObject.h"
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#include "KPrAutoFormObjectIface.h"
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#include "KPrUtils.h"
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#include "KPrGradient.h"
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#include <qbitmap.h>
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#include <qpointarray.h>
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#include <qptrlist.h>
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#include <qregion.h>
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#include <qdom.h>
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#include <qpainter.h>
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#include <qwmatrix.h>
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#include <kstandarddirs.h>
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#include <kdebug.h>
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#include <KoTextZoomHandler.h>
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#include <math.h>
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using namespace std;
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KPrAutoformObject::KPrAutoformObject()
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: KPr2DObject()
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, KPrStartEndLine( L_NORMAL, L_NORMAL )
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, atfInterp()
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{
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}
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KPrAutoformObject::KPrAutoformObject( const KoPen & _pen, const QBrush &_brush, const QString & _filename,
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LineEnd _lineBegin, LineEnd _lineEnd,
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FillType _fillType, const QColor &_gColor1,
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const QColor &_gColor2, BCType _gType,
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bool _unbalanced, int _xfactor, int _yfactor)
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: KPr2DObject( _pen, _brush, _fillType, _gColor1, _gColor2, _gType, _unbalanced, _xfactor, _yfactor )
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, KPrStartEndLine( _lineBegin, _lineEnd )
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, filename( _filename ), atfInterp()
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{
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atfInterp.load( filename );
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}
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KPrAutoformObject &KPrAutoformObject::operator=( const KPrAutoformObject & )
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{
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return *this;
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}
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DCOPObject* KPrAutoformObject::dcopObject()
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{
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if ( !dcop )
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dcop = new KPrAutoFormObjectIface( this );
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return dcop;
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}
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void KPrAutoformObject::setFileName( const QString & _filename )
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{
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filename = _filename;
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atfInterp.load( filename );
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}
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bool KPrAutoformObject::saveOasisObjectAttributes( KPOasisSaveContext &sc ) const
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{
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kdDebug(33001) << "bool KPrAutoformObject::saveOasisObjectAttributes()" << endl;
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QSize size( int( ext.width() * 100 ), int( ext.height() * 100 ) );
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sc.xmlWriter.addAttribute( "svg:viewBox", QString( "0 0 %1 %2" ).arg( size.width() )
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.arg( size.height() ) );
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QPointArray points = const_cast<ATFInterpreter &>( atfInterp ).getPointArray( size.width(), size.height() );
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unsigned int pointCount = points.size();
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unsigned int pos = 0;
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bool closed = points.at( 0 ) == points.at( pointCount - 1 );
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if ( closed )
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--pointCount;
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QString d;
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d += QString( "M%1 %2" ).arg( points.at(pos).x() )
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.arg( points.at(pos).y() );
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++pos;
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while ( pos < pointCount )
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{
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d += QString( "L%1 %2" ).arg( points.at( pos ).x() )
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.arg( points.at( pos ).y() );
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++pos;
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}
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if ( closed )
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d += "Z";
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sc.xmlWriter.addAttribute( "svg:d", d );
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return true;
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}
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void KPrAutoformObject::fillStyle( KoGenStyle& styleObjectAuto, KoGenStyles& mainStyles ) const
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{
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kdDebug(33001) << "KPr2DObject::fillStyle" << endl;
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KPrShadowObject::fillStyle( styleObjectAuto, mainStyles );
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QPointArray points = const_cast<ATFInterpreter &>( atfInterp ).getPointArray( int( ext.width() * 100 ),
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int( ext.height() * 100 ) );
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// if it is a closed object save the background
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if ( points.at( 0 ) == points.at( points.size() - 1 ) )
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{
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m_brush.saveOasisFillStyle( styleObjectAuto, mainStyles );
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}
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else
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{
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saveOasisMarkerElement( mainStyles, styleObjectAuto );
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}
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}
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const char * KPrAutoformObject::getOasisElementName() const
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{
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return "draw:path";
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}
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QDomDocumentFragment KPrAutoformObject::save( QDomDocument& doc, double offset )
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{
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QDomDocumentFragment fragment=KPr2DObject::save(doc, offset);
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KPrStartEndLine::save( fragment, doc );
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// The filename contains the absolute path to the autoform. This is
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// bad, so we simply remove everything but the last dir and the name.
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// e.g. /my/local/path/to/kpresenter/Arrow/.source/Arrow1.atf -> Arrow/.source/Arrow1.atf
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QStringList afDirs = KPrFactory::global()->dirs()->resourceDirs("autoforms");
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QValueList<QString>::ConstIterator it=afDirs.begin();
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QString str;
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for( ; it!=afDirs.end(); ++it) {
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if(filename.startsWith(*it)) {
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str=filename.mid((*it).length());
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break;
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}
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}
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QDomElement elem=doc.createElement("FILENAME");
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elem.setAttribute("value", str);
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fragment.appendChild(elem);
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return fragment;
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}
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double KPrAutoformObject::load(const QDomElement &element)
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{
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double offset=KPr2DObject::load(element);
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KPrStartEndLine::load( element );
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QDomElement e=element.namedItem("FILENAME").toElement();
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if(!e.isNull()) {
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if(e.hasAttribute("value"))
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filename=e.attribute("value");
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// don't crash on invalid files, better insert something
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if(filename.isEmpty())
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filename="Connections/.source/Connection1.atf";
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// workaround for a bug in the (very) old file format
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if(filename[0]=='/') {
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kdDebug(33001) << "rubbish ahead! cleaning up..." << endl;
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// remove the leading absolute path (i.e. to create Arrow/Arrow1.atf)
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filename=filename.mid(filename.findRev('/', filename.findRev('/')-1)+1);
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}
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// okay... we changed the file format again and now the autoforms
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// are stored in .../kpresenter/autoforms/.source/foo.atf (note: we didn't have .source
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// before. Therefore we have to add this dir if it's not already there to make it
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// work with old files
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if(filename.find(".source")==-1) {
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// okay, old file -- add the .source dir
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filename=filename.insert(filename.find('/'), "/.source");
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}
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filename = locate("autoforms", filename, KPrFactory::global());
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atfInterp.load( filename );
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}
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return offset;
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}
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void KPrAutoformObject::paint( QPainter* _painter, KoTextZoomHandler *_zoomHandler,
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int /* pageNum */, bool drawingShadow, bool drawContour )
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{
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unsigned int pw = 0, pwOrig = 0, px, py;
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QPen pen2;
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QSize size( _zoomHandler->zoomSize( ext ) );
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if ( drawContour )
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pen2 = QPen( Qt::black, 1, Qt::DotLine );
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else {
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pen2 = pen.zoomedPen( _zoomHandler );
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}
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_painter->setPen( pen2 );
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pwOrig = ( pen2.style() == Qt::NoPen ) ? 1 : pen2.width();
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if ( !drawContour )
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_painter->setBrush( getBrush() );
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QPointArray pntArray = atfInterp.getPointArray( _zoomHandler->zoomItX( ext.width()),
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_zoomHandler->zoomItY( ext.height() ) );
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QPtrList<ATFInterpreter::AttribList> atrLs = atfInterp.getAttribList();
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QPointArray pntArray2( pntArray.size() );
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int ex = _zoomHandler->zoomItX(ext.width());
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int ey = _zoomHandler->zoomItY(ext.height());
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for ( unsigned int i = 0; i < pntArray.size(); i++ )
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{
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px = pntArray.at( i ).x();
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py = pntArray.at( i ).y();
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if ( atrLs.at( i )->pwDiv > 0 )
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{
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pw = pwOrig / atrLs.at( i )->pwDiv;
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px = (int)((double)(ex - pw) / (double)ex * px + pw / 2);
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py = (int)((double)(ey - pw) / (double)ey * py + pw / 2);
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}
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pntArray2.setPoint( i, px, py );
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}
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if ( pntArray2.size() > 0 )
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{
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if ( pntArray2.at( 0 ) == pntArray2.at( pntArray2.size() - 1 ) )
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{
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if ( drawContour || (drawingShadow || getFillType() == FT_BRUSH || !gradient) )
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_painter->drawPolygon( pntArray2 );
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else
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{
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if ( angle == 0 || angle==360 )
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{
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//int ox = _painter->viewport().x() + static_cast<int>( _painter->worldMatrix().dx() );
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//int oy = _painter->viewport().y() + static_cast<int>( _painter->worldMatrix().dy() );
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QPointArray pntArray3 = pntArray2.copy();
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_painter->save();
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QRegion clipregion( pntArray3 );
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// Intersect with current clipregion (whereas setupClipRegion unites)
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if ( _painter->hasClipping() )
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clipregion = _painter->clipRegion(QPainter::CoordPainter).intersect( clipregion );
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_painter->setClipRegion( clipregion, QPainter::CoordPainter );
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gradient->setSize( size );
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_painter->drawPixmap( 0, 0, gradient->pixmap() );
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_painter->restore();
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}
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else
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{
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if ( m_redrawGradientPix || gradient->size() != size )
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{
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kdDebug(33001) << "KPrAutoformObject::draw redrawPix" << endl;
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gradient->setSize( size );
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m_redrawGradientPix = false;
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QRegion clipregion( pntArray2 );
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m_gradientPix.resize ( _zoomHandler->zoomItX(ext.width()),_zoomHandler->zoomItY(ext.height()) );
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m_gradientPix.fill( Qt::white );
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QPainter p;
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p.begin( &m_gradientPix );
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p.setClipRegion( clipregion , QPainter::CoordPainter);
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p.drawPixmap( 0, 0, gradient->pixmap() );
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p.end();
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m_gradientPix.setMask( m_gradientPix.createHeuristicMask() );
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}
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_painter->drawPixmap( 0, 0, m_gradientPix );
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}
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_painter->setPen( pen2 );
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_painter->setBrush( Qt::NoBrush );
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_painter->drawPolygon( pntArray2 );
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}
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}
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else
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{
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KoSize diff1( 0, 0 ), diff2( 0, 0 );
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int _w = int( pen.pointWidth() );
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if ( lineBegin != L_NORMAL )
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diff1 = getBoundingSize( lineBegin, _w, _zoomHandler );
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if ( lineEnd != L_NORMAL )
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diff2 = getBoundingSize( lineEnd, _w, _zoomHandler );
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if ( pntArray.size() > 1 )
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{
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if ( lineBegin != L_NORMAL && !drawContour )
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{
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QPoint pnt1( pntArray2.at( 0 ) ), pnt2( pntArray2.at( 1 ) );
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QPoint pnt3, pnt4( pntArray.at( 0 ) );
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float _angle = KoPoint::getAngle( KoPoint( pnt1 ), KoPoint( pnt2 ) );
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switch ( static_cast<int>( _angle ) )
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{
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case 0:
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{
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pnt3.setX( pnt4.x() - (int)diff1.width() / 2 );
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pnt3.setY( pnt1.y() );
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} break;
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case 180:
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{
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pnt3.setX( pnt4.x() + (int)diff1.width() / 2 );
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pnt3.setY( pnt1.y() );
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} break;
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case 90:
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{
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pnt3.setX( pnt1.x() );
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pnt3.setY( pnt4.y() - (int)diff1.width() / 2 );
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} break;
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case 270:
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{
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pnt3.setX( pnt1.x() );
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pnt3.setY( pnt4.y() + (int)diff1.width() / 2 );
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} break;
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default:
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pnt3 = pnt1;
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break;
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}
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drawFigure( lineBegin, _painter, _zoomHandler->unzoomPoint( pnt3 ), pen2.color(), _w, _angle, _zoomHandler );
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}
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if ( lineEnd != L_NORMAL && !drawContour )
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{
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QPoint pnt1( pntArray2.at( pntArray2.size() - 1 ) ), pnt2( pntArray2.at( pntArray2.size() - 2 ) );
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QPoint pnt3, pnt4( pntArray.at( pntArray.size() - 1 ) );
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float _angle = KoPoint::getAngle( KoPoint( pnt1 ), KoPoint( pnt2 ) );
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switch ( ( int )_angle )
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{
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case 0:
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{
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pnt3.setX( pnt4.x() - (int)diff2.width() / 2 );
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pnt3.setY( pnt1.y() );
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} break;
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case 180:
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||
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|
{
|
||
|
|
pnt3.setX( pnt4.x() + (int)diff2.width() / 2 );
|
||
|
|
pnt3.setY( pnt1.y() );
|
||
|
|
} break;
|
||
|
|
case 90:
|
||
|
|
{
|
||
|
|
pnt3.setX( pnt1.x() );
|
||
|
|
pnt3.setY( pnt4.y() - (int)diff2.width() / 2 );
|
||
|
|
} break;
|
||
|
|
case 270:
|
||
|
|
{
|
||
|
|
pnt3.setX( pnt1.x() );
|
||
|
|
pnt3.setY( pnt4.y() + (int)diff2.width() / 2 );
|
||
|
|
} break;
|
||
|
|
default:
|
||
|
|
pnt3 = pnt1;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
drawFigure( lineEnd, _painter, _zoomHandler->unzoomPoint( pnt3 ), pen2.color(), _w, _angle,_zoomHandler );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
_painter->setPen( pen2 );
|
||
|
|
_painter->drawPolyline( pntArray2 );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|