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diff --git a/tqtinterface/qt4/src/xml/tqsvgdevice.cpp b/tqtinterface/qt4/src/xml/tqsvgdevice.cpp
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-/****************************************************************************
-**
-** Implementation of the TQSvgDevice class
-**
-** Copyright (C) 2000-2008 Trolltech ASA. All rights reserved.
-**
-** This file is part of the xml module of the TQt GUI Toolkit.
-**
-** This file may be used under the terms of the GNU General
-** Public License versions 2.0 or 3.0 as published by the Free
-** Software Foundation and appearing in the files LICENSE.GPL2
-** and LICENSE.GPL3 included in the packaging of this file.
-** Alternatively you may (at your option) use any later version
-** of the GNU General Public License if such license has been
-** publicly approved by Trolltech ASA (or its successors, if any)
-** and the KDE Free TQt Foundation.
-**
-** Please review the following information to ensure GNU General
-** Public Licensing requirements will be met:
-** http://trolltech.com/products/qt/licenses/licensing/opensource/.
-** If you are unsure which license is appropriate for your use, please
-** review the following information:
-** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
-** or contact the sales department at sales@trolltech.com.
-**
-** This file may be used under the terms of the Q Public License as
-** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
-** included in the packaging of this file. Licensees holding valid TQt
-** Commercial licenses may use this file in accordance with the TQt
-** Commercial License Agreement provided with the Software.
-**
-** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
-** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
-** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
-** herein.
-**
-*****************************************************************************/
-
-#include <private/tqsvgdevice_p.h>
-
-#ifndef TQT_NO_SVG
-
-#include "tqpainter.h"
-#include "tqpaintdevicemetrics.h"
-#include "tqfile.h"
-#include "tqmap.h"
-#include "tqregexp.h"
-#include "tqvaluelist.h"
-#include "tqtextstream.h"
-#include "tqimage.h"
-#include "tqpixmap.h"
-
-#include <math.h>
-
-const double deg2rad = 0.017453292519943295769; // pi/180
-const char piData[] = "version=\"1.0\" standalone=\"no\"";
-const char publicId[] = "-//W3C//DTD SVG 20001102//EN";
-const char systemId[] = "http://www.w3.org/TR/2000/CR-SVG-20001102/DTD/svg-20001102.dtd";
-
-struct TQM_EXPORT_SVG ImgElement {
- TQDomElement element;
- TQImage image;
- TQ_DUMMY_COMPARISON_OPERATOR( ImgElement )
-};
-
-struct TQM_EXPORT_SVG PixElement {
- TQDomElement element;
- TQPixmap pixmap;
- TQ_DUMMY_COMPARISON_OPERATOR( PixElement )
-};
-
-struct TQSvgDeviceState {
- int textx, texty; // current text position
- int textalign; // text tqalignment
- TQ_DUMMY_COMPARISON_OPERATOR( TQSvgDeviceState )
-};
-
-typedef TQValueList<ImgElement> ImageList;
-typedef TQValueList<PixElement> PixmapList;
-typedef TQValueList<TQSvgDeviceState> StateList;
-
-class TQSvgDevicePrivate {
-public:
- ImageList images;
- PixmapList pixmaps;
- StateList stack;
- int currentClip;
-
- uint justRestored : 1;
-
- TQMap<TQString, TQRegion> clipPathTable;
-};
-
-enum ElementType {
- InvalidElement = 0,
- AnchorElement,
- CircleElement,
- ClipElement,
- CommentElement,
- DescElement,
- EllipseElement,
- GroupElement,
- ImageElement,
- LineElement,
- PolylineElement,
- PolygonElement,
- PathElement,
- RectElement,
- SvgElement,
- TextElement,
- TitleElement,
- TSpanElement
-};
-
-typedef TQMap<TQString,ElementType> TQSvgTypeMap;
-static TQSvgTypeMap *qSvgTypeMap=0; // element types
-static TQMap<TQString,TQString> *qSvgColMap=0; // recognized color keyword names
-
-/*!
- \class TQSvgDevice qsvgdevice.h
- \brief The TQSvgDevice class provides a paint tqdevice for SVG vector graphics.
-\if defined(commercial)
- It is part of the <a href="commercialeditions.html">TQt Enterprise Edition</a>.
-\endif
-
- \ingroup xml-tools
- \module XML
- \internal
-
- SVG is an XML vector graphics format. This class supports the
- loading and saving of SVG files with load() and save(), and the
- rendering of an SVG onto a TQPainter using play(). Use toString()
- to put the SVG into a string.
-
- \sa TQPaintDevice TQPainter
-*/
-
-/*!
- Creates a TQSvgDevice object.
-*/
-
-TQSvgDevice::TQSvgDevice()
- : TQPaintDevice( TQInternal::ExternalDevice ),
- pt( 0 )
-{
- d = new TQSvgDevicePrivate;
- d->currentClip = 0;
- d->justRestored = FALSE;
-}
-
-/*!
- Destroys the TQSvgDevice object and frees the resources it used.
-*/
-
-TQSvgDevice::~TQSvgDevice()
-{
- delete qSvgTypeMap; qSvgTypeMap = 0; // static
- delete qSvgColMap; qSvgColMap = 0;
- delete d;
-}
-
-/*!
- Loads and parses a SVG from \a dev into the tqdevice. Returns TRUE
- on success (i.e. loaded and parsed without error); otherwise
- returns FALSE.
-*/
-
-bool TQSvgDevice::load( TQIODevice *dev )
-{
- return doc.setContent( dev );
-}
-
-/*!
- Renders (replays) the SVG on the \a painter and returns TRUE if
- successful (i.e. it is a valid SVG); otherwise returns FALSE.
-*/
-
-bool TQSvgDevice::play( TQPainter *painter )
-{
- if ( !painter ) {
-#if defined(TQT_CHECK_RANGE)
- TQ_ASSERT( painter );
-#endif
- return FALSE;
- }
- pt = painter;
- pt->setPen( TQt::NoPen ); // SVG default pen and brush
- pt->setBrush( TQt::black );
- if ( doc.isNull() ) {
- qWarning( "TQSvgDevice::play: No SVG data set." );
- return FALSE;
- }
-
- TQDomNode svg = doc.namedItem( "svg" );
- if ( svg.isNull() || !svg.isElement() ) {
- qWarning( "TQSvgDevice::play: Couldn't find any svg element." );
- return FALSE;
- }
-
- // force transform to be activated in case our sequences
- // are replayed later with a transformed painter
- painter->setWorldXForm( TRUE );
-
- TQDomNamedNodeMap attr = svg.attributes();
- int x = lenToInt( attr, "x" );
- int y = lenToInt( attr, "y" );
- brect.setX( x );
- brect.setY( y );
- TQString wstr = attr.contains( "width" )
- ? attr.namedItem( "width" ).nodeValue() : TQString( "100%" );
- TQString hstr = attr.contains( "height" )
- ? attr.namedItem( "height" ).nodeValue() : TQString( "100%" );
- double width = parseLen( wstr, 0, TRUE );
- double height = parseLen( hstr, 0, FALSE );
- // SVG doesn't respect x and y. But we want a proper bounding rect.
- brect.setWidth( int(width) - x );
- brect.setHeight( int(height) - y );
- painter->setClipRect( brect, TQPainter::CoordPainter );
-
- if ( attr.contains( "viewBox" ) ) {
- TQRegExp re( TQString::tqfromLatin1("\\s*(\\S+)\\s*,?\\s*(\\S+)\\s*,?"
- "\\s*(\\S+)\\s*,?\\s*(\\S+)\\s*") );
- if ( re.search( attr.namedItem( "viewBox" ).nodeValue() ) < 0 ) {
- qWarning( "TQSvgDevice::play: Invalid viewBox attribute.");
- return FALSE;
- } else {
- double x = re.cap( 1 ).toDouble();
- double y = re.cap( 2 ).toDouble();
- double w = re.cap( 3 ).toDouble();
- double h = re.cap( 4 ).toDouble();
- if ( w < 0 || h < 0 ) {
- qWarning( "TQSvgDevice::play: Invalid viewBox dimension.");
- return FALSE;
- } else if ( w == 0 || h == 0 ) {
- return TRUE;
- }
- painter->scale( width/w, height/h );
- painter->translate( -x, -y );
- }
- }
-
- const struct ElementTable {
- const char *name;
- ElementType type;
- } etab[] = {
- { "a", AnchorElement },
- { "#comment", CommentElement },
- { "circle", CircleElement },
- { "clipPath", ClipElement },
- { "desc", DescElement },
- { "ellipse", EllipseElement },
- { "g", GroupElement },
- { "image", ImageElement },
- { "line", LineElement },
- { "polyline", PolylineElement },
- { "polygon", PolygonElement },
- { "path", PathElement },
- { "rect", RectElement },
- { "svg", SvgElement },
- { "text", TextElement },
- { "tspan", TSpanElement },
- { "title", TitleElement },
- { 0, InvalidElement }
- };
- // initialize only once
- if ( !qSvgTypeMap ) {
- qSvgTypeMap = new TQSvgTypeMap;
- const ElementTable *t = etab;
- while ( t->name ) {
- qSvgTypeMap->insert( t->name, t->type );
- t++;
- }
- }
-
- // initial state
- TQSvgDeviceState st;
- st.textx = st.texty = 0;
- st.textalign = TQt::AlignLeft;
- d->stack.append(st);
- curr = &d->stack.last();
- // 'play' all elements recursively starting with 'svg' as root
- bool b = play( svg );
- d->stack.remove( d->stack.begin() );
- return b;
-}
-
-/*!
- Returns the SVG as a single string of XML.
-*/
-TQString TQSvgDevice::toString() const
-{
- if ( doc.isNull() )
- return TQString();
-
- return doc.toString();
-}
-
-/*!
- Saves the SVG to \a fileName.
-*/
-
-bool TQSvgDevice::save( const TQString &fileName )
-{
- // guess svg id from fileName
- TQString svgName = fileName.endsWith( ".svg" ) ?
- TQT_TQSTRING(fileName.left( fileName.length()-4 )) : fileName;
-
- // now we have the info about name and dimensions available
- TQDomElement root = doc.documentElement();
- root.setAttribute( "id", svgName );
- // the standard doesn't take respect x and y. But we want a
- // proper bounding rect. We make width and height bigger when
- // writing out and subtract x and y when reading in.
- root.setAttribute( "x", brect.x() );
- root.setAttribute( "y", brect.y() );
- root.setAttribute( "width", brect.width() + brect.x() );
- root.setAttribute( "height", brect.height() + brect.y() );
-
- // ... and know how to name any image files to be written out
- int icount = 0;
- ImageList::Iterator iit = d->images.begin();
- for ( ; iit != d->images.end(); ++iit ) {
- TQString href = TQString( "%1_%2.png" ).arg( svgName ).arg( icount );
- (*iit).image.save( href, "PNG" );
- (*iit).element.setAttribute( "xlink:href", href );
- icount++;
- }
- PixmapList::Iterator pit = d->pixmaps.begin();
- for ( ; pit != d->pixmaps.end(); ++pit ) {
- TQString href = TQString( "%1_%2.png" ).arg( svgName ).arg( icount );
- (*pit).pixmap.save( href, "PNG" );
- (*pit).element.setAttribute( "xlink:href", href );
- icount++;
- }
-
- TQFile f( fileName );
- if ( !f.open ( IO_WriteOnly ) )
- return FALSE;
- TQTextStream s( &f );
- s.setEncoding( TQTextStream::UnicodeUTF8 );
- s << doc;
-
- return TRUE;
-}
-
-/*!
- \overload
-
- \a dev is the tqdevice to use for saving.
-*/
-
-bool TQSvgDevice::save( TQIODevice *dev )
-{
-#if defined(CHECK_RANGE)
- if ( !d->images.isEmpty() || !d->pixmaps.isEmpty() )
- qWarning( "TQSvgDevice::save: skipping external images" );
-#endif
-
- TQTextStream s( dev );
- s.setEncoding( TQTextStream::UnicodeUTF8 );
- s << doc;
-
- return TRUE;
-}
-
-/*!
- \fn TQRect TQSvgDevice::boundingRect() const
-
- Returns the bounding rectangle of the SVG.
-*/
-
-/*!
- Sets the bounding rectangle of the SVG to rectangle \a r.
-*/
-
-void TQSvgDevice::setBoundingRect( const TQRect &r )
-{
- brect = r;
-}
-
-/*!
- Internal implementation of the virtual TQPaintDevice::metric()
- function.
-
- \warning Use the TQPaintDeviceMetrics class instead.
-
- A TQSvgDevice has the following hard coded values: dpi=72,
- numcolors=16777216 and depth=24. \a m is the metric to get.
-*/
-
-int TQSvgDevice::metric( int m ) const
-{
- int val;
- switch ( m ) {
- case TQPaintDeviceMetrics::PdmWidth:
- val = brect.width();
- break;
- case TQPaintDeviceMetrics::PdmHeight:
- val = brect.height();
- break;
- case TQPaintDeviceMetrics::PdmWidthMM:
- val = int(25.4/72.0*brect.width());
- break;
- case TQPaintDeviceMetrics::PdmHeightMM:
- val = int(25.4/72.0*brect.height());
- break;
- case TQPaintDeviceMetrics::PdmDpiX:
- val = 72;
- break;
- case TQPaintDeviceMetrics::PdmDpiY:
- val = 72;
- break;
- case TQPaintDeviceMetrics::PdmNumColors:
- val = 16777216;
- break;
- case TQPaintDeviceMetrics::PdmDepth:
- val = 24;
- break;
- default:
- val = 0;
-#if defined(TQT_CHECK_RANGE)
- qWarning( "TQSvgDevice::metric: Invalid metric command" );
-#endif
- }
- return val;
-}
-
-/*!
- \internal
-
- Records painter commands and stores them in the TQDomDocument doc.
-*/
-
-bool TQSvgDevice::cmd ( int c, TQPainter *painter, TQPDevCmdParam *p )
-{
- pt = painter;
-
- if ( c == PdcBegin ) {
- TQDomImplementation domImpl;
- TQDomDocumentType docType = domImpl.createDocumentType( "svg",
- publicId,
- systemId );
- doc = domImpl.createDocument( "http://www.w3.org/2000/svg",
- "svg", docType );
- doc.insertBefore( doc.createProcessingInstruction( "xml", piData ),
- doc.firstChild() );
- current = doc.documentElement();
- d->images.clear();
- d->pixmaps.clear();
- dirtyTransform = dirtyStyle = FALSE; // ###
- return TRUE;
- } else if ( c == PdcEnd ) {
- return TRUE;
- }
-
- TQDomElement e;
- TQString str;
- TQRect rect;
- TQPointArray a;
- int i, width, height, x, y;
- switch ( c ) {
- case PdcNOP:
- break;
- case PdcMoveTo:
- curPt = *p[0].point;
- break;
- case PdcLineTo:
- e = doc.createElement( "line" );
- e.setAttribute( "x1", curPt.x() );
- e.setAttribute( "y1", curPt.y() );
- e.setAttribute( "x2", p[0].point->x() );
- e.setAttribute( "y2", p[0].point->y() );
- break;
- case PdcDrawPoint:
- case PdcDrawLine:
- e = doc.createElement( "line" );
- e.setAttribute( "x1", p[0].point->x() );
- e.setAttribute( "y1", p[0].point->y() );
- i = ( c == PdcDrawLine ) ? 1 : 0;
- e.setAttribute( "x2", p[i].point->x() );
- e.setAttribute( "y2", p[i].point->y() );
- break;
- case PdcDrawRect:
- case PdcDrawRoundRect:
- e = doc.createElement( "rect" );
- x = p[0].rect->x();
- y = p[0].rect->y();
- width = p[0].rect->width();
- height = p[0].rect->height();
- if ( width < 0 ) {
- width = -width;
- x -= width - 1;
- }
- if ( height < 0 ) {
- height = -height;
- y -= height - 1;
- }
- e.setAttribute( "x", x );
- e.setAttribute( "y", y );
- e.setAttribute( "width", width );
- e.setAttribute( "height", height );
- if ( c == PdcDrawRoundRect ) {
- e.setAttribute( "rx", (p[1].ival*p[0].rect->width())/200 );
- e.setAttribute( "ry", (p[2].ival*p[0].rect->height())/200 );
- }
- break;
- case PdcDrawEllipse:
- rect = *p[0].rect;
- if ( rect.width() == rect.height() ) {
- e = doc.createElement( "circle" );
- double cx = rect.x() + (rect.width() / 2.0);
- double cy = rect.y() + (rect.height() / 2.0);
- e.setAttribute( "cx", cx );
- e.setAttribute( "cy", cy );
- e.setAttribute( "r", cx - rect.x() );
- } else {
- e = doc.createElement( "ellipse" );
- double cx = rect.x() + (rect.width() / 2.0);
- double cy = rect.y() + (rect.height() / 2.0);
- e.setAttribute( "cx", cx );
- e.setAttribute( "cy", cy );
- e.setAttribute( "rx", cx - rect.x() );
- e.setAttribute( "ry", cy - rect.y() );
- }
- break;
- case PdcDrawArc:
- case PdcDrawPie:
- case PdcDrawChord: {
- rect = *p[0].rect;
- double a = (double)p[1].ival / 16.0 * deg2rad;
- double al = (double)p[2].ival / 16.0 * deg2rad;
- double rx = rect.width() / 2.0;
- double ry = rect.height() / 2.0;
- double x0 = (double)rect.x() + rx;
- double y0 = (double)rect.y() + ry;
- double x1 = x0 + rx*cos(a);
- double y1 = y0 - ry*sin(a);
- double x2 = x0 + rx*cos(a+al);
- double y2 = y0 - ry*sin(a+al);
- int large = TQABS( al ) > ( 180.0 * deg2rad ) ? 1 : 0;
- int sweep = al < 0.0 ? 1 : 0;
- if ( c == PdcDrawPie )
- str = TQString( "M %1 %2 L %3 %4 " ).arg( x0 ).arg( y0 )
- .arg( x1 ).arg( y1 );
- else
- str = TQString( "M %1 %2 " ).arg( x1 ).arg( y1 );
- str += TQString( "A %1 %2 %3 %4 %5 %6 %7" )
- .arg( rx ).arg( ry ).arg( a/deg2rad ). arg( large ).arg( sweep )
- .arg( x2 ).arg( y2 );
- if ( c != PdcDrawArc )
- str += "z";
- e = doc.createElement( "path" );
- e.setAttribute( "d", str );
- }
- break;
- case PdcDrawLineSegments:
- {
- a = *p[0].ptarr;
- uint end = a.size() / 2;
- for (uint i = 0; i < end; i++) {
- e = doc.createElement( "line" );
- e.setAttribute( "x1", a[int(2*i)].x() );
- e.setAttribute( "y1", a[int(2*i)].y() );
- e.setAttribute( "x2", a[int(2*i+1)].x() );
- e.setAttribute( "y2", a[int(2*i+1)].y() );
- if ( i < end - 1 ) // The last one will be done at the end
- appendChild( e, c );
- }
- }
- break;
- case PdcDrawPolyline:
- case PdcDrawPolygon:
- {
- a = *p[0].ptarr;
- e = doc.createElement( ( c == PdcDrawPolyline ) ?
- "polyline" : "polygon" );
- for (uint i = 0; i < a.size(); i++) {
- TQString tmp;
- tmp.sprintf( "%d %d ", a[ (int)i ].x(), a[ (int)i ].y() );
- str += tmp;
- }
- e.setAttribute( "points", str.stripWhiteSpace() );
- }
- break;
-#ifndef TQT_NO_BEZIER
- case PdcDrawCubicBezier:
- a = *p[0].ptarr;
- e = doc.createElement( "path" );
- str.sprintf( "M %d %d C %d %d %d %d %d %d", a[0].x(), a[0].y(),
- a[1].x(), a[1].y(), a[2].x(), a[2].y(),
- a[3].x(), a[3].y() );
- e.setAttribute( "d", str );
- break;
-#endif
- case PdcDrawText2:
- e = doc.createElement( "text" );
- if ( p[0].point->x() )
- e.setAttribute( "x", p[0].point->x() );
- if ( p[0].point->y() )
- e.setAttribute( "y", p[0].point->y() );
- e.appendChild( doc.createTextNode( *p[1].str ) );
- break;
- case PdcDrawText2Formatted: {
- e = doc.createElement( "text" );
- const TQRect *r = p[0].rect;
- int tf = p[1].ival;
- int x, y;
- // horizontal text tqalignment
- if ( ( tf & TQt::AlignHCenter ) != 0 ) {
- x = r->x() + r->width() / 2;
- e.setAttribute( "text-anchor", "middle" );
- } else if ( ( tf & TQt::AlignRight ) != 0 ) {
- x = r->right();
- e.setAttribute( "text-anchor", "end" );
- } else {
- x = r->x();
- }
- // vertical text tqalignment
- if ( ( tf & TQt::AlignVCenter ) != 0 )
- y = r->y() + ( r->height() + painter->fontMetrics().ascent() ) / 2;
- else if ( ( tf & TQt::AlignBottom ) != 0 )
- y = r->bottom();
- else
- y = r->y() + painter->fontMetrics().ascent();
- if ( x )
- e.setAttribute( "x", x );
- if ( y )
- e.setAttribute( "y", y );
- e.appendChild( doc.createTextNode( *p[2].str ) );
- }
- break;
- case PdcDrawPixmap:
- case PdcDrawImage:
- e = doc.createElement( "image" );
- e.setAttribute( "x", p[0].rect->x() );
- e.setAttribute( "y", p[0].rect->y() );
- e.setAttribute( "width", p[0].rect->width() );
- e.setAttribute( "height", p[0].rect->height() );
- if ( c == PdcDrawImage ) {
- ImgElement ie;
- ie.element = e;
- ie.image = *p[1].image;
- d->images.append( ie );
- } else {
- PixElement pe;
- pe.element = e;
- pe.pixmap = *p[1].pixmap;
- d->pixmaps.append( pe );
- }
- // saving to disk and setting the xlink:href attribute will be
- // done later in save() once we now the svg document name.
- break;
- case PdcSave:
- e = doc.createElement( "g" );
- break;
- case PdcRestore:
- current = current.parentNode();
- dirtyTransform = !pt->tqworldMatrix().isIdentity();
- d->justRestored = TRUE;
- // ### reset dirty flags
- break;
- case PdcSetBkColor:
- case PdcSetBkMode:
- case PdcSetROP:
- case PdcSetBrushOrigin:
- case PdcSetFont:
- case PdcSetPen:
- case PdcSetBrush:
- dirtyStyle = TRUE;
- break;
- case PdcSetTabStops:
- // ###
- break;
- case PdcSetTabArray:
- // ###
- break;
- case PdcSetVXform:
- case PdcSetWindow:
- case PdcSetViewport:
- case PdcSetWXform:
- case PdcSetWMatrix:
- case PdcSaveWMatrix:
- case PdcRestoreWMatrix:
- dirtyTransform = TRUE;
- break;
- case PdcSetClip:
- // ###
- break;
- case PdcSetClipRegion:
- {
- // We skip the clip after restore, since restoring the clip is done automatically by
- // the viewer as part of the tree structure. It doesn't hurt to write the region
- // out, but it doubles the number of clipregions defined in the final svg.
- if (d->justRestored) {
- d->justRestored = FALSE;
- return TRUE;
- }
-
- TQMemArray<TQRect> rects = p[0].rgn->tqrects();
- if (rects.count() == 0)
- return TRUE;
- d->currentClip++;
- e = doc.createElement( "clipPath" );
- e.setAttribute( "id", TQString("clip%1").arg(d->currentClip) );
- for (int i=0; i<(int)rects.count(); ++i) {
- TQDomElement ce = doc.createElement("rect");
- ce.setAttribute( "x", rects.at(i).x() );
- ce.setAttribute( "y", rects.at(i).y() );
- ce.setAttribute( "width", rects.at(i).width() );
- ce.setAttribute( "height", rects.at(i).height() );
- e.appendChild(ce);
- }
- break;
- }
- default:
-#if defined(CHECK_RANGE)
- qWarning( "TQSVGDevice::cmd: Invalid command %d", c );
-#endif
- break;
- }
-
- appendChild( e, c );
-
- return TRUE;
-}
-
-/*!
- \internal
-
- Appends the child and applys any style and transformation.
-
-*/
-
-void TQSvgDevice::appendChild( TQDomElement &e, int c )
-{
- if ( !e.isNull() ) {
- current.appendChild( e );
- if ( c == PdcSave )
- current = e;
- // ### optimize application of attributes utilizing <g>
- if ( c == PdcSetClipRegion ) {
- TQDomElement ne;
- ne = doc.createElement( "g" );
- ne.setAttribute( "style", TQString("clip-path:url(#clip%1)").arg(d->currentClip) );
- current.appendChild( ne );
- current = ne;
- } else {
- if ( dirtyStyle ) // only reset when entering
- applyStyle( &e, c ); // or leaving a <g> tag
- if ( dirtyTransform && e.tagName() != "g" ) {
- // same as above but not for <g> tags
- applyTransform( &e );
- if ( c == PdcSave )
- dirtyTransform = FALSE;
- }
- }
- }
-}
-
-
-/*!
- \internal
-
- Push the current drawing attributes on a stack.
-
- \sa restoreAttributes()
-*/
-
-void TQSvgDevice::saveAttributes()
-{
- pt->save();
- // copy old state
- TQSvgDeviceState st( *curr );
- d->stack.append( st );
- curr = &d->stack.last();
-}
-
-/*!
- \internal
-
- Pop the current drawing attributes off the stack.
-
- \sa saveAttributes()
-*/
-
-void TQSvgDevice::restoreAttributes()
-{
- pt->restore();
- TQ_ASSERT( d->stack.count() > 1 );
- d->stack.remove( d->stack.fromLast() );
- curr = &d->stack.last();
-}
-
-/*!
- \internal
-
- Evaluate \a node, drawing on \a p. Allows recursive calls.
-*/
-
-bool TQSvgDevice::play( const TQDomNode &node )
-{
- saveAttributes();
-
- ElementType t = (*qSvgTypeMap)[ node.nodeName() ];
-
- if ( t == LineElement && pt->pen().style() == TQt::NoPen ) {
- TQPen p = pt->pen();
- p.tqsetStyle( TQt::SolidLine );
- pt->setPen( p );
- }
- TQDomNamedNodeMap attr = node.attributes();
- if ( attr.contains( "style" ) )
- setStyle( attr.namedItem( "style" ).nodeValue() );
- // ### might have to exclude more elements from transform
- if ( t != SvgElement && attr.contains( "transform" ) )
- setTransform( attr.namedItem( "transform" ).nodeValue() );
- uint i = attr.length();
- if ( i > 0 ) {
- TQPen pen = pt->pen();
- TQFont font = pt->font();
- while ( i-- ) {
- TQDomNode n = attr.item( i );
- TQString a = n.nodeName();
- TQString val = n.nodeValue().lower().stripWhiteSpace();
- setStyleProperty( a, val, &pen, &font, &curr->textalign );
- }
- pt->setPen( pen );
- pt->setFont( font );
- }
-
- int x1, y1, x2, y2, rx, ry, w, h;
- double cx1, cy1, crx, cry;
- switch ( t ) {
- case CommentElement:
- // ignore
- break;
- case RectElement:
- rx = ry = 0;
- x1 = lenToInt( attr, "x" );
- y1 = lenToInt( attr, "y" );
- w = lenToInt( attr, "width" );
- h = lenToInt( attr, "height" );
- if ( w == 0 || h == 0 ) // prevent div by zero below
- break;
- x2 = (int)attr.contains( "rx" ); // tiny abuse of x2 and y2
- y2 = (int)attr.contains( "ry" );
- if ( x2 )
- rx = lenToInt( attr, "rx" );
- if ( y2 )
- ry = lenToInt( attr, "ry" );
- if ( x2 && !y2 )
- ry = rx;
- else if ( !x2 && y2 )
- rx = ry;
- rx = int(200.0*double(rx)/double(w));
- ry = int(200.0*double(ry)/double(h));
- pt->drawRoundRect( x1, y1, w, h, rx, ry );
- break;
- case CircleElement:
- cx1 = lenToDouble( attr, "cx" ) + 0.5;
- cy1 = lenToDouble( attr, "cy" ) + 0.5;
- crx = lenToDouble( attr, "r" );
- pt->drawEllipse( (int)(cx1-crx), (int)(cy1-crx), (int)(2*crx), (int)(2*crx) );
- break;
- case EllipseElement:
- cx1 = lenToDouble( attr, "cx" ) + 0.5;
- cy1 = lenToDouble( attr, "cy" ) + 0.5;
- crx = lenToDouble( attr, "rx" );
- cry = lenToDouble( attr, "ry" );
- pt->drawEllipse( (int)(cx1-crx), (int)(cy1-cry), (int)(2*crx), (int)(2*cry) );
- break;
- case LineElement:
- {
- x1 = lenToInt( attr, "x1" );
- x2 = lenToInt( attr, "x2" );
- y1 = lenToInt( attr, "y1" );
- y2 = lenToInt( attr, "y2" );
- TQPen p = pt->pen();
- w = p.width();
- p.setWidth( (unsigned int)(w * (TQABS(pt->tqworldMatrix().m11()) + TQABS(pt->tqworldMatrix().m22())) / 2) );
- pt->setPen( p );
- pt->drawLine( x1, y1, x2, y2 );
- p.setWidth( w );
- pt->setPen( p );
- }
- break;
- case PolylineElement:
- case PolygonElement:
- {
- TQString pts = attr.namedItem( "points" ).nodeValue();
- pts = pts.simplifyWhiteSpace();
- TQStringList sl = TQStringList::split( TQRegExp( TQString::tqfromLatin1("[ ,]") ), pts );
- TQPointArray ptarr( (uint)sl.count() / 2);
- for ( int i = 0; i < (int)sl.count() / 2; i++ ) {
- double dx = sl[2*i].toDouble();
- double dy = sl[2*i+1].toDouble();
- ptarr.setPoint( i, int(dx), int(dy) );
- }
- if ( t == PolylineElement ) {
- if ( pt->brush().style() != TQt::NoBrush ) {
- TQPen pn = pt->pen();
- pt->setPen( TQt::NoPen );
- pt->drawPolygon( ptarr );
- pt->setPen( pn );
- }
- pt->drawPolyline( ptarr ); // ### closes when filled. bug ?
- } else {
- pt->drawPolygon( ptarr );
- }
- }
- break;
- case SvgElement:
- case GroupElement:
- case AnchorElement:
- {
- TQDomNode child = node.firstChild();
- while ( !child.isNull() ) {
- play( child );
- child = child.nextSibling();
- }
- }
- break;
- case PathElement:
- drawPath( attr.namedItem( "d" ).nodeValue() );
- break;
- case TSpanElement:
- case TextElement:
- {
- if ( attr.contains( "x" ) )
- curr->textx = lenToInt( attr, "x" );
- if ( attr.contains( "y" ) )
- curr->texty = lenToInt( attr, "y" );
- if ( t == TSpanElement ) {
- curr->textx += lenToInt( attr, "dx" );
- curr->texty += lenToInt( attr, "dy" );
- }
- // backup old colors
- TQPen pn = pt->pen();
- TQColor pcolor = pn.color();
- TQColor bcolor = pt->brush().color();
- TQDomNode c = node.firstChild();
- while ( !c.isNull() ) {
- if ( c.isText() ) {
- // we have pen and brush reversed for text drawing
- pn.setColor( bcolor );
- pt->setPen( pn );
- TQString text = c.toText().nodeValue();
- text = text.simplifyWhiteSpace(); // ### 'preserve'
- w = pt->fontMetrics().width( text );
- if ( curr->textalign == TQt::AlignHCenter )
- curr->textx -= w / 2;
- else if ( curr->textalign == TQt::AlignRight )
- curr->textx -= w;
- pt->drawText( curr->textx, curr->texty, text );
- // restore pen
- pn.setColor( pcolor );
- pt->setPen( pn );
- curr->textx += w;
- } else if ( c.isElement() &&
- c.toElement().tagName() == "tspan" ) {
- play( c );
-
- }
- c = c.nextSibling();
- }
- if ( t == TSpanElement ) {
- // move current text position in parent text element
- StateList::Iterator it = --d->stack.fromLast();
- (*it).textx = curr->textx;
- (*it).texty = curr->texty;
- }
- }
- break;
- case ImageElement:
- {
- x1 = lenToInt( attr, "x" );
- y1 = lenToInt( attr, "y" );
- w = lenToInt( attr, "width" );
- h = lenToInt( attr, "height" );
- TQString href = attr.namedItem( "xlink:href" ).nodeValue();
- // ### catch references to embedded .svg files
- TQPixmap pix;
- if ( !pix.load( href ) ) {
- qWarning( "TQSvgDevice::play: Couldn't load image %s", href.latin1() );
- break;
- }
- pt->drawPixmap( TQRect( x1, y1, w, h ), pix );
- }
- break;
- case DescElement:
- case TitleElement:
- // ignored for now
- break;
- case ClipElement:
- {
- TQDomNode child = node.firstChild();
- TQRegion region;
- while (!child.isNull()) {
- TQDomNamedNodeMap tqchildAttr = child.attributes();
- if ( child.nodeName() == "rect" ) {
- TQRect r;
- r.setX(lenToInt( tqchildAttr, "x" ));
- r.setY(lenToInt( tqchildAttr, "y" ));
- r.setWidth(lenToInt( tqchildAttr, "width" ));
- r.setHeight(lenToInt( tqchildAttr, "height" ));
- region |= r;
- } else if ( child.nodeName() == "ellipse" ) {
- TQRect r;
- int x = lenToInt( tqchildAttr, "cx" );
- int y = lenToInt( tqchildAttr, "cy" );
- int width = lenToInt( tqchildAttr, "rx" );
- int height = lenToInt( tqchildAttr, "ry" );
- r.setX( x - width );
- r.setY( y - height );
- r.setWidth( width * 2 );
- r.setHeight( height * 2 );
- TQRegion rgn( r, TQRegion::Ellipse );
- region |= rgn;
- }
- child = child.nextSibling();
- }
- // Store the region in a named map so that it can be used when the
- // group node is entered.
- TQString idString = attr.namedItem("id").nodeValue();
- if (!idString.isEmpty())
- d->clipPathTable[idString] = region;
- break;
- }
- case InvalidElement:
- qWarning( "TQSvgDevice::play: unknown element type %s",
- node.nodeName().latin1() );
- break;
- };
-
- restoreAttributes();
-
- return TRUE;
-}
-
-/*!
- \internal
-
- Parses a CSS2-compatible color specification. Either a keyword or
- a numerical RGB specification like #ff00ff or rgb(255,0,50%).
-*/
-
-TQColor TQSvgDevice::parseColor( const TQString &col )
-{
- static const struct ColorTable {
- const char *name;
- const char *rgb;
- } coltab[] = {
- { "black", "#000000" },
- { "silver", "#c0c0c0" },
- { "gray", "#808080" },
- { "white", "#ffffff" },
- { "maroon", "#800000" },
- { "red", "#ff0000" },
- { "purple", "#800080" },
- { "fuchsia", "#ff00ff" },
- { "green", "#008000" },
- { "lime", "#00ff00" },
- { "olive", "#808000" },
- { "yellow", "#ffff00" },
- { "navy", "#000080" },
- { "blue", "#0000ff" },
- { "teal", "#008080" },
- { "aqua", "#00ffff" },
- // ### the latest spec has more
- { 0, 0 }
- };
-
- // initialize color map on first use
- if ( !qSvgColMap ) {
- qSvgColMap = new TQMap<TQString, TQString>;
- const struct ColorTable *t = coltab;
- while ( t->name ) {
- qSvgColMap->insert( t->name, t->rgb );
- t++;
- }
- }
-
- // a keyword ?
- if ( qSvgColMap->contains ( col ) )
- return TQColor( (*qSvgColMap)[ col ] );
- // in rgb(r,g,b) form ?
- TQString c = col;
- c.replace( TQRegExp( TQString::tqfromLatin1("\\s*") ), "" );
- TQRegExp reg( TQString::tqfromLatin1("^rgb\\((\\d+)(%?),(\\d+)(%?),(\\d+)(%?)\\)$") );
- if ( reg.search( c ) >= 0 ) {
- int comp[3];
- for ( int i = 0; i < 3; i++ ) {
- comp[ i ] = reg.cap( 2*i+1 ).toInt();
- if ( !reg.cap( 2*i+2 ).isEmpty() ) // percentage ?
- comp[ i ] = int((double(255*comp[ i ])/100.0));
- }
- return TQColor( comp[ 0 ], comp[ 1 ], comp[ 2 ] );
- }
-
- // check for predefined TQt color objects, #RRGGBB and #RGB
- return TQColor( col );
-}
-
-/*!
- \internal
-
- Parse a <length> datatype consisting of a number followed by an
- optional unit specifier. Can be used for type <coordinate> as
- well. For relative units the value of \a horiz will determine
- whether the horizontal or vertical dimension will be used.
-*/
-
-double TQSvgDevice::parseLen( const TQString &str, bool *ok, bool horiz ) const
-{
- TQRegExp reg( TQString::tqfromLatin1("([+-]?\\d*\\.*\\d*[Ee]?[+-]?\\d*)(em|ex|px|%|pt|pc|cm|mm|in|)$") );
- if ( reg.search( str ) == -1 ) {
- qWarning( "TQSvgDevice::parseLen: couldn't parse %s ", str.latin1() );
- if ( ok )
- *ok = FALSE;
- return 0.0;
- }
-
- double dbl = reg.cap( 1 ).toDouble();
- TQString u = reg.cap( 2 );
- if ( !u.isEmpty() && u != "px" ) {
- TQPaintDeviceMetrics m( pt->tqdevice() );
- if ( u == "em" ) {
- TQFontInfo fi( pt->font() );
- dbl *= fi.pixelSize();
- } else if ( u == "ex" ) {
- TQFontInfo fi( pt->font() );
- dbl *= 0.5 * fi.pixelSize();
- } else if ( u == "%" )
- dbl *= (horiz ? pt->window().width() : pt->window().height())/100.0;
- else if ( u == "cm" )
- dbl *= m.logicalDpiX() / 2.54;
- else if ( u == "mm" )
- dbl *= m.logicalDpiX() / 25.4;
- else if ( u == "in" )
- dbl *= m.logicalDpiX();
- else if ( u == "pt" )
- dbl *= m.logicalDpiX() / 72.0;
- else if ( u == "pc" )
- dbl *= m.logicalDpiX() / 6.0;
- else
- qWarning( "TQSvgDevice::parseLen: Unknown unit %s", u.latin1() );
- }
- if ( ok )
- *ok = TRUE;
- return dbl;
-}
-
-/*!
- \internal
-
- Returns the length specified in attribute \a attr in \a map. If
- the specified attribute doesn't exist or can't be parsed \a def is
- returned.
-*/
-
-int TQSvgDevice::lenToInt( const TQDomNamedNodeMap &map, const TQString &attr,
- int def ) const
-{
- if ( map.contains( attr ) ) {
- bool ok;
- double dbl = parseLen( map.namedItem( attr ).nodeValue(), &ok );
- if ( ok )
- return tqRound( dbl );
- }
- return def;
-}
-
-double TQSvgDevice::lenToDouble( const TQDomNamedNodeMap &map, const TQString &attr,
- int def ) const
-{
- if ( map.contains( attr ) ) {
- bool ok;
- double d = parseLen( map.namedItem( attr ).nodeValue(), &ok );
- if ( ok )
- return d;
- }
- return def;
-}
-
-void TQSvgDevice::setStyleProperty( const TQString &prop, const TQString &val,
- TQPen *pen, TQFont *font, int *talign )
-{
- if ( prop == "stroke" ) {
- if ( val == "none" ) {
- pen->tqsetStyle( TQt::NoPen );
- } else {
- pen->setColor( parseColor( val ));
- if ( pen->style() == TQt::NoPen )
- pen->tqsetStyle( TQt::SolidLine );
- if ( pen->width() == 0 )
- pen->setWidth( 1 );
- }
- } else if ( prop == "stroke-width" ) {
- double w = parseLen( val );
- if ( w > 0.0001 )
- pen->setWidth( int(w) );
- else
- pen->tqsetStyle( TQt::NoPen );
- } else if ( prop == "stroke-linecap" ) {
- if ( val == "butt" )
- pen->tqsetCapStyle( TQt::FlatCap );
- else if ( val == "round" )
- pen->tqsetCapStyle( TQt::RoundCap );
- else if ( val == "square" )
- pen->tqsetCapStyle( TQt::SquareCap );
- } else if ( prop == "stroke-linejoin" ) {
- if ( val == "miter" )
- pen->tqsetJoinStyle( TQt::MiterJoin );
- else if ( val == "round" )
- pen->tqsetJoinStyle( TQt::RoundJoin );
- else if ( val == "bevel" )
- pen->tqsetJoinStyle( TQt::BevelJoin );
- } else if ( prop == "stroke-dasharray" ) {
- if ( val == "18,6" )
- pen->tqsetStyle( TQt::DashLine );
- else if ( val == "3" )
- pen->tqsetStyle( TQt::DotLine );
- else if ( val == "9,6,3,6" )
- pen->tqsetStyle( TQt::DashDotLine );
- else if ( val == "9,3,3" )
- pen->tqsetStyle( TQt::DashDotDotLine );
- else
- pen->tqsetStyle( TQt::DotLine );
- } else if ( prop == "fill" ) {
- if ( val == "none" )
- pt->setBrush( TQt::NoBrush );
- else
- pt->setBrush( parseColor( val ) );
- } else if ( prop == "font-size" ) {
- font->setPointSizeFloat( float(parseLen( val )) );
- } else if ( prop == "font-family" ) {
- font->setFamily( val );
- } else if ( prop == "font-style" ) {
- if ( val == "normal" )
- font->setItalic( FALSE );
- else if ( val == "italic" )
- font->setItalic( TRUE );
- else
- qWarning( "TQSvgDevice::setStyleProperty: unhandled "
- "font-style: %s", val.latin1() );
- } else if ( prop == "font-weight" ) {
- int w = font->weight();
- // no exact equivalents so we have to "round" a little bit
- if ( val == "100" || val == "200" )
- w = TQFont::Light;
- if ( val == "300" || val == "400" || val == "normal" )
- w = TQFont::Normal;
- else if ( val == "500" || val == "600" )
- w = TQFont::DemiBold;
- else if ( val == "700" || val == "bold" || val == "800" )
- w = TQFont::Bold;
- else if ( val == "900" )
- w = TQFont::Black;
- font->setWeight( w );
- } else if ( prop == "text-anchor" ) {
- if ( val == "middle" )
- *talign = TQt::AlignHCenter;
- else if ( val == "end" )
- *talign = TQt::AlignRight;
- else
- *talign = TQt::AlignLeft;
- } else if ( prop == "clip-path" ) {
- if (val.startsWith("url(#")) {
- TQString clipName = val.mid(5, val.length() - 6);
- if (!clipName.isEmpty()) {
- TQRegion clipRegion = d->clipPathTable[clipName];
- if (!clipRegion.isEmpty())
- pt->setClipRegion(pt->clipRegion() & clipRegion, TQPainter::CoordPainter);
- }
- }
- }
-}
-
-void TQSvgDevice::setStyle( const TQString &s )
-{
- TQStringList rules = TQStringList::split( TQChar(';'), s );
-
- TQPen pen = pt->pen();
- TQFont font = pt->font();
-
- TQStringList::ConstIterator it = rules.begin();
- for ( ; it != rules.end(); it++ ) {
- int col = (*it).find( ':' );
- if ( col > 0 ) {
- TQString prop = TQT_TQSTRING((*it).left( col )).simplifyWhiteSpace();
- TQString val = (*it).right( (*it).length() - col - 1 );
- val = val.lower().stripWhiteSpace();
- setStyleProperty( prop, val, &pen, &font, &curr->textalign );
- }
- }
-
- pt->setPen( pen );
- pt->setFont( font );
-}
-
-void TQSvgDevice::setTransform( const TQString &tr )
-{
- TQString t = tr.simplifyWhiteSpace();
-
- TQRegExp reg( TQString::tqfromLatin1("\\s*([\\w]+)\\s*\\(([^\\(]*)\\)") );
- int index = 0;
- while ( (index = reg.search(t, index)) >= 0 ) {
- TQString command = reg.cap( 1 );
- TQString params = reg.cap( 2 );
- TQStringList plist = TQStringList::split( TQRegExp(TQString::tqfromLatin1("[,\\s]")), params );
- if ( command == "translate" ) {
- double tx = 0, ty = 0;
- tx = plist[0].toDouble();
- if ( plist.count() >= 2 )
- ty = plist[1].toDouble();
- pt->translate( tx, ty );
- } else if ( command == "rotate" ) {
- pt->rotate( plist[0].toDouble() );
- } else if ( command == "scale" ) {
- double sx, sy;
- sx = sy = plist[0].toDouble();
- if ( plist.count() >= 2 )
- sy = plist[1].toDouble();
- pt->scale( sx, sy );
- } else if ( command == "matrix" && plist.count() >= 6 ) {
- double m[ 6 ];
- for (int i = 0; i < 6; i++)
- m[ i ] = plist[ i ].toDouble();
- TQWMatrix wm( m[ 0 ], m[ 1 ], m[ 2 ],
- m[ 3 ], m[ 4 ], m[ 5 ] );
- pt->setWorldMatrix( wm, TRUE );
- } else if ( command == "skewX" ) {
- pt->shear( 0.0, tan( plist[0].toDouble() * deg2rad ) );
- } else if ( command == "skewY" ) {
- pt->shear( tan( plist[0].toDouble() * deg2rad ), 0.0 );
- }
-
- // move on to next command
- index += reg.matchedLength();
- }
-}
-
-void TQSvgDevice::drawPath( const TQString &data )
-{
- double x0 = 0, y0 = 0; // starting point
- double x = 0, y = 0; // current point
- double controlX = 0, controlY = 0; // last control point for curves
- TQPointArray path( 500 ); // resulting path
- TQValueList<int> subIndex; // start indices for subpaths
- TQPointArray quad( 4 ), bezier; // for curve calculations
- int pcount = 0; // current point array index
- uint idx = 0; // current data position
- int mode = 0, lastMode = 0; // parser state
- bool relative = FALSE; // e.g. 'h' vs. 'H'
- TQString commands( "MZLHVCSTQTA" ); // recognized commands
- int cmdArgs[] = { 2, 0, 2, 1, 1, 6, 4, 4, 2, 7 }; // no of arguments
- TQRegExp reg( TQString::tqfromLatin1("\\s*,?\\s*([+-]?\\d*\\.?\\d*)") ); // floating point
-
- subIndex.append( 0 );
- // detect next command
- while ( idx < data.length() ) {
- TQChar ch = data[ (int)idx++ ];
- if ( ch.isSpace() )
- continue;
- TQChar chUp = ch.upper();
- int cmd = commands.find( chUp );
- if ( cmd >= 0 ) {
- // switch to new command mode
- mode = cmd;
- relative = ( ch != chUp ); // e.g. 'm' instead of 'M'
- } else {
- if ( mode && !ch.isLetter() ) {
- cmd = mode; // continue in previous mode
- idx--;
- } else {
- qWarning( "TQSvgDevice::drawPath: Unknown command" );
- return;
- }
- }
-
- // read in the required number of arguments
- const int maxArgs = 7;
- double arg[ maxArgs ];
- int numArgs = cmdArgs[ cmd ];
- for ( int i = 0; i < numArgs; i++ ) {
- int pos = reg.search( data, idx );
- if ( pos == -1 ) {
- qWarning( "TQSvgDevice::drawPath: Error parsing arguments" );
- return;
- }
- arg[ i ] = reg.cap( 1 ).toDouble();
- idx = pos + reg.matchedLength();
- };
-
- // process command
- double offsetX = relative ? x : 0; // correction offsets
- double offsetY = relative ? y : 0; // for relative commands
- switch ( mode ) {
- case 0: // 'M' move to
- if ( x != x0 || y != y0 )
- path.setPoint( pcount++, int(x0), int(y0) );
- x = x0 = arg[ 0 ] + offsetX;
- y = y0 = arg[ 1 ] + offsetY;
- subIndex.append( pcount );
- path.setPoint( pcount++, int(x0), int(y0) );
- mode = 2; // -> 'L'
- break;
- case 1: // 'Z' close path
- path.setPoint( pcount++, int(x0), int(y0) );
- x = x0;
- y = y0;
- mode = 0;
- break;
- case 2: // 'L' line to
- x = arg[ 0 ] + offsetX;
- y = arg[ 1 ] + offsetY;
- path.setPoint( pcount++, int(x), int(y) );
- break;
- case 3: // 'H' horizontal line
- x = arg[ 0 ] + offsetX;
- path.setPoint( pcount++, int(x), int(y) );
- break;
- case 4: // 'V' vertical line
- y = arg[ 0 ] + offsetY;
- path.setPoint( pcount++, int(x), int(y) );
- break;
-#ifndef TQT_NO_BEZIER
- case 5: // 'C' cubic bezier curveto
- case 6: // 'S' smooth shorthand
- case 7: // 'Q' quadratic bezier curves
- case 8: { // 'T' smooth shorthand
- quad.setPoint( 0, int(x), int(y) );
- // if possible, reflect last control point if smooth shorthand
- if ( mode == 6 || mode == 8 ) { // smooth 'S' and 'T'
- bool cont = mode == lastMode ||
- (mode == 6 && lastMode == 5) || // 'S' and 'C'
- (mode == 8 && lastMode == 7); // 'T' and 'Q'
- x = cont ? 2*x-controlX : x;
- y = cont ? 2*y-controlY : y;
- quad.setPoint( 1, int(x), int(y) );
- quad.setPoint( 2, int(x), int(y) );
- }
- for ( int j = 0; j < numArgs/2; j++ ) {
- x = arg[ 2*j ] + offsetX;
- y = arg[ 2*j+1 ] + offsetY;
- quad.setPoint( j+4-numArgs/2, int(x), int(y) );
- }
- // remember last control point for next shorthand
- controlX = quad[ 2 ].x();
- controlY = quad[ 2 ].y();
- // transform quadratic into cubic Bezier
- if ( mode == 7 || mode == 8 ) { // cubic 'Q' and 'T'
- int x31 = quad[0].x()+int(2.0*(quad[2].x()-quad[0].x())/3.0);
- int y31 = quad[0].y()+int(2.0*(quad[2].y()-quad[0].y())/3.0);
- int x32 = quad[2].x()+int(2.0*(quad[3].x()-quad[2].x())/3.0);
- int y32 = quad[2].y()+int(2.0*(quad[3].y()-quad[2].y())/3.0);
- quad.setPoint( 1, x31, y31 );
- quad.setPoint( 2, x32, y32 );
- }
- // calculate points on curve
- bezier = quad.cubicBezier();
- // reserve more space if needed
- if ( bezier.size() > path.size() - pcount )
- path.resize( path.size() - pcount + bezier.size() );
- // copy
- for ( int k = 0; k < (int)bezier.size(); k ++ )
- path.setPoint( pcount++, bezier[ k ] );
- break;
- }
-#endif // TQT_NO_BEZIER
- case 9: // 'A' elliptical arc curve
- // ### just a straight line
- x = arg[ 5 ] + offsetX;
- y = arg[ 6 ] + offsetY;
- path.setPoint( pcount++, int(x), int(y) );
- break;
- };
- lastMode = mode;
- // array almost full ? expand for next loop
- if ( pcount >= (int)path.size() - 4 )
- path.resize( 2 * path.size() );
- }
-
- subIndex.append( pcount ); // dummy marking the end
- if ( pt->brush().style() != TQt::NoBrush ) {
- // fill the area without stroke first
- if ( x != x0 || y != y0 )
- path.setPoint( pcount++, int(x0), int(y0) );
- TQPen pen = pt->pen();
- pt->setPen( TQt::NoPen );
- pt->tqdrawPolygon( path, FALSE, 0, pcount );
- pt->setPen( pen );
- }
- // draw each subpath stroke seperately
- TQValueListConstIterator<int> it = subIndex.begin();
- int start = 0;
- while ( it != subIndex.fromLast() ) {
- int next = *++it;
- // ### always joins ends if first and last point coincide.
- // ### 'Z' can't have the desired effect
- pt->tqdrawPolyline( path, start, next-start );
- start = next;
- }
-}
-
-void TQSvgDevice::applyStyle( TQDomElement *e, int c ) const
-{
- // ### do not write every attribute each time
- TQColor pcol = pt->pen().color();
- TQColor bcol = pt->brush().color();
- TQString s;
- if ( c == PdcDrawText2 || c == PdcDrawText2Formatted ) {
- // TQPainter has a reversed understanding of pen/stroke vs.
- // brush/fill for text
- s += TQString( "fill:rgb(%1,%2,%3);" )
- .arg( pcol.red() ).arg( pcol.green() ).arg( pcol.blue() );
- s += TQString( "stroke-width:0;" );
- TQFont f = pt->font();
- TQFontInfo fi( f );
- s += TQString( "font-size:%1;" ).arg( fi.pointSize() );
- s += TQString( "font-style:%1;" )
- .arg( f.italic() ? "italic" : "normal" );
- // not a very scientific distribution
- TQString fw;
- if ( f.weight() <= TQFont::Light )
- fw = "100";
- else if ( f.weight() <= TQFont::Normal )
- fw = "400";
- else if ( f.weight() <= TQFont::DemiBold )
- fw = "600";
- else if ( f.weight() <= TQFont::Bold )
- fw = "700";
- else if ( f.weight() <= TQFont::Black )
- fw = "800";
- else
- fw = "900";
- s += TQString( "font-weight:%1;" ).arg( fw );
- s += TQString( "font-family:%1;" ).arg( f.family() );
- } else {
- s += TQString( "stroke:rgb(%1,%2,%3);" )
- .arg( pcol.red() ).arg( pcol.green() ).arg( pcol.blue() );
- double pw = pt->pen().width();
- if ( pw == 0 && pt->pen().style() != TQt::NoPen )
- pw = 0.9;
- if ( c == PdcDrawLine )
- pw /= (TQABS(pt->tqworldMatrix().m11()) + TQABS(pt->tqworldMatrix().m22())) / 2.0;
- s += TQString( "stroke-width:%1;" ).arg( pw );
- if ( pt->pen().style() == TQt::DashLine )
- s+= TQString( "stroke-dasharray:18,6;" );
- else if ( pt->pen().style() == TQt::DotLine )
- s+= TQString( "stroke-dasharray:3;" );
- else if ( pt->pen().style() == TQt::DashDotLine )
- s+= TQString( "stroke-dasharray:9,6,3,6;" );
- else if ( pt->pen().style() == TQt::DashDotDotLine )
- s+= TQString( "stroke-dasharray:9,3,3;" );
- if ( pt->brush().style() == TQt::NoBrush || c == PdcDrawPolyline ||
- c == PdcDrawCubicBezier )
- s += "fill:none;"; // TQt polylines use no brush, neither do Beziers
- else
- s += TQString( "fill:rgb(%1,%2,%3);" )
- .arg( bcol.red() ).arg( bcol.green() ).arg( bcol.blue() );
- }
- e->setAttribute( "style", s );
-}
-
-void TQSvgDevice::applyTransform( TQDomElement *e ) const
-{
- TQWMatrix m = pt->tqworldMatrix();
-
- TQString s;
- bool rot = ( m.m11() != 1.0 || m.m12() != 0.0 ||
- m.m21() != 0.0 || m.m22() != 1.0 );
- if ( !rot && ( m.dx() != 0.0 || m.dy() != 0.0 ) )
- s = TQString( "translate(%1,%2)" ).arg( m.dx() ).arg( m.dy() );
- else if ( rot ) {
- if ( m.m12() == 0.0 && m.m21() == 0.0 &&
- m.dx() == 0.0 && m.dy() == 0.0 )
- s = TQString( "scale(%1,%2)" ).arg( m.m11() ).arg( m.m22() );
- else
- s = TQString( "matrix(%1,%2,%3,%4,%5,%6)" )
- .arg( m.m11() ).arg( m.m12() )
- .arg( m.m21() ).arg( m.m22() )
- .arg( m.dx() ).arg( m.dy() );
- }
- else
- return;
-
- e->setAttribute( "transform", s );
-}
-
-#endif // TQT_NO_SVG
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-24 23:24:47 +0000