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#include "oodrawimp.h"
#include "oodrawimp.moc"
#if (_MSC_VER >= 1200)
#include "win-config.h"
#else
#include "config.h"
#endif
#include "customfdialog.h"
#include "color.h"
#include "scribusXml.h"
#include "mpalette.h"
#include "prefsfile.h"
#include "prefscontext.h"
#include "prefstable.h"
#include "sxwunzip.h"
#include "serializer.h"
#include <qfile.h>
#include <qtextstream.h>
#include <qregexp.h>
#include <qcursor.h>
#include <qdragobject.h>
#include <qdir.h>
#include <qstring.h>
#include <cmath>
using namespace std;
extern QPointArray FlattenPath(FPointArray ina, QValueList<uint> &Segs);
extern bool loadText(QString nam, QString *Buffer);
extern QPixmap loadIcon(QString nam);
extern double RealCWidth(ScribusDoc *doc, QString name, QString ch, int Siz);
extern FPoint GetMaxClipF(FPointArray Clip);
extern PrefsFile* prefsFile;
/*!
\fn QString Name()
\author Franz Schmid
\date
\brief Returns name of plugin
\param None
\retval QString containing name of plugin: Import SVG-Image...
*/
QString Name()
{
return QObject::tr("Import &Open Office Draw...");
}
/*!
\fn int Type()
\author Franz Schmid
\date
\brief Returns type of plugin
\param None
\retval int containing type of plugin (1: Extra, 2: Import, 3: Export, 4: )
*/
int Type()
{
return 2;
}
int ID()
{
return 12;
}
void Run(QWidget *d, ScribusApp *plug)
{
QString fileName;
if (plug->DLLinput != "")
fileName = plug->DLLinput;
else
{
PrefsContext* prefs = prefsFile->getPluginContext("OODrawImport");
QString wdir = prefs->get("wdir", ".");
CustomFDialog diaf(d, wdir, QObject::tr("Open"), QObject::tr("Open Office Draw (*.sxd);;All Files (*)"));
if (diaf.exec())
{
fileName = diaf.selectedFile();
prefs->set("wdir", fileName.left(fileName.findRev("/")));
}
else
return;
}
OODPlug *dia = new OODPlug(plug, fileName);
delete dia;
}
OODPlug::OODPlug( ScribusApp *plug, QString fileName )
{
QString f, f2;
m_styles.setAutoDelete( true );
SxwUnzip* sun = new SxwUnzip(fileName);
stylePath = sun->getFile("styles.xml");
contentPath = sun->getFile("content.xml");
delete sun;
if ((stylePath != NULL) && (contentPath != NULL))
{
QString docname = fileName.right(fileName.length() - fileName.findRev("/") - 1);
docname = docname.left(docname.findRev("."));
loadText(stylePath, &f);
if(!inpStyles.setContent(f))
return;
loadText(contentPath, &f2);
if(!inpContents.setContent(f2))
return;
QFile f1(stylePath);
f1.remove();
QFile f2(contentPath);
f2.remove();
}
else if ((stylePath == NULL) && (contentPath != NULL))
{
QFile f2(contentPath);
f2.remove();
}
else if ((stylePath != NULL) && (contentPath == NULL))
{
QFile f1(stylePath);
f1.remove();
}
Prog = plug;
QString CurDirP = QDir::currentDirPath();
QFileInfo efp(fileName);
QDir::setCurrent(efp.dirPath());
convert();
QDir::setCurrent(CurDirP);
}
void OODPlug::convert()
{
bool ret = false;
int PageCounter = 0;
createStyleMap( inpStyles );
QDomElement docElem = inpContents.documentElement();
QDomNode automaticStyles = docElem.namedItem( "office:automatic-styles" );
if( !automaticStyles.isNull() )
insertStyles( automaticStyles.toElement() );
QDomNode body = docElem.namedItem( "office:body" );
QDomNode drawPage = body.namedItem( "draw:page" );
QDomElement dp = drawPage.toElement();
QDomElement *master = m_styles[dp.attribute( "draw:master-page-name" )];
QDomElement *style = m_styles[master->attribute( "style:page-master-name" )];
QDomElement properties = style->namedItem( "style:properties" ).toElement();
double width = !properties.attribute( "fo:page-width" ).isEmpty() ? parseUnit(properties.attribute( "fo:page-width" ) ) : 550.0;
double height = !properties.attribute( "fo:page-height" ).isEmpty() ? parseUnit(properties.attribute( "fo:page-height" ) ) : 841.0;
if (Prog->DLLinput != "")
{
Prog->doc->setPage(width, height, 0, 0, 0, 0, 0, 0, false, false);
Prog->view->addPage(0);
PageCounter = 1;
}
else
{
if (!Prog->HaveDoc)
{
Prog->doFileNew(width, height, 0, 0, 0, 0, 0, 0, false, false, 0, false, 0, 1, "Custom");
ret = true;
}
}
Doku = Prog->doc;
Prog->view->Deselect();
Elements.clear();
Doku->loading = true;
Doku->DoDrawing = false;
Prog->view->setUpdatesEnabled(false);
Prog->ScriptRunning = true;
qApp->setOverrideCursor(QCursor(Qt::waitCursor), true);
if (!Doku->PageColors.contains("Black"))
Doku->PageColors.insert("Black", CMYKColor(0, 0, 0, 255));
for( QDomNode drawPag = body.firstChild(); !drawPag.isNull(); drawPag = drawPag.nextSibling() )
{
QDomElement dpg = drawPag.toElement();
if ((Prog->DLLinput != "") && (PageCounter > 1))
{
Prog->view->addPage(PageCounter);
PageCounter++;
}
m_styleStack.clear();
fillStyleStack( dpg );
parseGroup( dpg );
}
if ((Elements.count() > 1) && (Prog->DLLinput == ""))
{
Prog->view->SelItem.clear();
for (uint a = 0; a < Elements.count(); ++a)
{
Elements.at(a)->Groups.push(Doku->GroupCounter);
if (!ret)
Prog->view->SelItem.append(Elements.at(a));
}
Doku->GroupCounter++;
}
Doku->DoDrawing = true;
Prog->view->setUpdatesEnabled(true);
Prog->ScriptRunning = false;
if (Prog->DLLinput == "")
Doku->loading = false;
qApp->setOverrideCursor(QCursor(Qt::arrowCursor), true);
if ((Elements.count() > 0) && (!ret) && (Prog->DLLinput == ""))
{
Doku->DragP = true;
Doku->DraggedElem = 0;
Doku->DragElements.clear();
for (uint dre=0; dre<Elements.count(); ++dre)
{
Doku->DragElements.append(Elements.at(dre)->ItemNr);
}
ScriXmlDoc *ss = new ScriXmlDoc();
Prog->view->setGroupRect();
QDragObject *dr = new QTextDrag(ss->WriteElem(&Prog->view->SelItem, Doku, Prog->view), Prog->view->viewport());
Prog->view->DeleteItem();
dr->setPixmap(loadIcon("DragPix.xpm"));
dr->drag();
delete ss;
Doku->DragP = false;
Doku->DraggedElem = 0;
Doku->DragElements.clear();
}
else
{
Doku->setUnModified();
Prog->slotDocCh();
}
}
void OODPlug::parseGroup(const QDomElement &e)
{
QPtrList<PageItem> GElements;
FPointArray ImgClip;
ImgClip.resize(0);
double BaseX = Doku->ActPage->Xoffset;
double BaseY = Doku->ActPage->Yoffset;
double lwidth = 0;
double x, y, w, h;
for (QDomNode n = e.firstChild(); !n.isNull(); n = n.nextSibling())
{
QString StrokeColor = "None";
QString FillColor = "None";
int z = -1;
QDomElement b = n.toElement();
if( b.isNull() )
continue;
QString STag = b.tagName();
QString drawID = b.attribute("draw:id");
storeObjectStyles(b);
if( m_styleStack.hasAttribute("draw:stroke"))
{
if( m_styleStack.attribute( "draw:stroke" ) == "none" )
lwidth = 0.0;
else
{
if( m_styleStack.hasAttribute("svg:stroke-width"))
{
lwidth = parseUnit(m_styleStack.attribute("svg:stroke-width"));
if (lwidth == 0)
lwidth = 1;
}
if( m_styleStack.hasAttribute("svg:stroke-color"))
StrokeColor = parseColor(m_styleStack.attribute("svg:stroke-color"));
}
}
if( m_styleStack.hasAttribute( "draw:fill" ) )
{
QString fill = m_styleStack.attribute( "draw:fill" );
if( fill == "solid" )
{
if( m_styleStack.hasAttribute( "draw:fill-color" ) )
FillColor = parseColor( m_styleStack.attribute("draw:fill-color"));
}
}
if( STag == "draw:rect" )
{
x = parseUnit(b.attribute("svg:x"));
y = parseUnit(b.attribute("svg:y")) ;
w = parseUnit(b.attribute("svg:width"));
h = parseUnit(b.attribute("svg:height"));
double corner = parseUnit(b.attribute("draw:corner-radius"));
z = Prog->view->PaintRect(BaseX+x, BaseY+y, w, h, lwidth, FillColor, StrokeColor);
PageItem* ite = Doku->Items.at(z);
if (corner != 0)
{
ite->RadRect = corner;
Prog->view->SetFrameRound(ite);
}
}
else if( STag == "draw:circle" || STag == "draw:ellipse" )
{
x = parseUnit(b.attribute("svg:x"));
y = parseUnit(b.attribute("svg:y")) ;
w = parseUnit(b.attribute("svg:width"));
h = parseUnit(b.attribute("svg:height"));
z = Prog->view->PaintEllipse(BaseX+x, BaseY+y, w, h, lwidth, FillColor, StrokeColor);
}
else if( STag == "draw:line" ) // line
{
double x1 = b.attribute( "svg:x1" ).isEmpty() ? 0.0 : parseUnit( b.attribute( "svg:x1" ) );
double y1 = b.attribute( "svg:y1" ).isEmpty() ? 0.0 : parseUnit( b.attribute( "svg:y1" ) );
double x2 = b.attribute( "svg:x2" ).isEmpty() ? 0.0 : parseUnit( b.attribute( "svg:x2" ) );
double y2 = b.attribute( "svg:y2" ).isEmpty() ? 0.0 : parseUnit( b.attribute( "svg:y2" ) );
z = Prog->view->PaintPoly(BaseX, BaseY, 10, 10, lwidth, "None", StrokeColor);
PageItem* ite = Doku->Items.at(z);
ite->PoLine.resize(4);
ite->PoLine.setPoint(0, FPoint(x1, y1));
ite->PoLine.setPoint(1, FPoint(x1, y1));
ite->PoLine.setPoint(2, FPoint(x2, y2));
ite->PoLine.setPoint(3, FPoint(x2, y2));
FPoint wh = GetMaxClipF(ite->PoLine);
ite->Width = wh.x();
ite->Height = wh.y();
ite->Clip = FlattenPath(ite->PoLine, ite->Segments);
Prog->view->AdjustItemSize(ite);
}
else if ( STag == "draw:polygon" )
{
z = Prog->view->PaintPoly(BaseX, BaseY, 10, 10, lwidth, FillColor, StrokeColor);
PageItem* ite = Doku->Items.at(z);
ite->PoLine.resize(0);
appendPoints(&ite->PoLine, b);
FPoint wh = GetMaxClipF(ite->PoLine);
ite->Width = wh.x();
ite->Height = wh.y();
ite->Clip = FlattenPath(ite->PoLine, ite->Segments);
Prog->view->AdjustItemSize(ite);
}
else if( STag == "draw:polyline" )
{
z = Prog->view->PaintPolyLine(BaseX, BaseY, 10, 10, lwidth, "None", StrokeColor);
PageItem* ite = Doku->Items.at(z);
ite->PoLine.resize(0);
appendPoints(&ite->PoLine, b);
FPoint wh = GetMaxClipF(ite->PoLine);
ite->Width = wh.x();
ite->Height = wh.y();
ite->Clip = FlattenPath(ite->PoLine, ite->Segments);
Prog->view->AdjustItemSize(ite);
}
else if( STag == "draw:path" )
{
z = Prog->view->PaintPoly(BaseX, BaseY, 10, 10, lwidth, FillColor, StrokeColor);
PageItem* ite = Doku->Items.at(z);
ite->PoLine.resize(0);
if (parseSVG( b.attribute( "svg:d" ), &ite->PoLine ))
ite->PType = 7;
if (ite->PoLine.size() < 4)
{
Prog->view->SelItem.append(ite);
Prog->view->DeleteItem();
z = -1;
}
else
{
x = parseUnit(b.attribute("svg:x"));
y = parseUnit(b.attribute("svg:y")) ;
w = parseUnit(b.attribute("svg:width"));
h = parseUnit(b.attribute("svg:height"));
double vx = 0;
double vy = 0;
double vw = 1;
double vh = 1;
parseViewBox(b, &vx, &vy, &vw, &vh);
QWMatrix mat;
mat.translate(x, y);
mat.scale(w / vw, h / vh);
ite->PoLine.map(mat);
FPoint wh = GetMaxClipF(ite->PoLine);
ite->Width = wh.x();
ite->Height = wh.y();
ite->Clip = FlattenPath(ite->PoLine, ite->Segments);
Prog->view->AdjustItemSize(ite);
}
}
else if ( STag == "draw:text-box" )
{
x = parseUnit(b.attribute("svg:x"));
y = parseUnit(b.attribute("svg:y")) ;
w = parseUnit(b.attribute("svg:width"));
h = parseUnit(b.attribute("svg:height"));
z = Prog->view->PaintText(BaseX+x, BaseY+y, w, h, lwidth, StrokeColor);
PageItem* ite = Doku->Items.at(z);
ite->Extra = 0;
ite->TExtra = 0;
ite->BExtra = 0;
ite->RExtra = 0;
bool firstPa = false;
for ( QDomNode n = b.firstChild(); !n.isNull(); n = n.nextSibling() )
{
QDomElement e = n.toElement();
/* ToDo: Add reading of Textstyles here */
Serializer *ss = new Serializer("");
ss->Objekt = e.text();
ss->GetText(ite, 0, Doku->Dfont, Doku->Dsize, firstPa);
delete ss;
firstPa = true;
}
}
else
{
qDebug("Not supported yet: "+STag);
continue;
}
if (z != -1)
{
PageItem* ite = Doku->Items.at(z);
if (b.hasAttribute("draw:transform"))
{
double rot = 0;
double dx = 0;
double dy = 0;
parseTransform(b.attribute("draw:transform"), &rot, &dx, &dy);
ite->Xpos = BaseX+dx;
ite->Ypos = BaseY+dy;
ite->Rot = rot;
Prog->view->setRedrawBounding(ite);
}
GElements.append(ite);
Elements.append(ite);
}
}
}
void OODPlug::createStyleMap( QDomDocument &docstyles )
{
QDomElement styles = docstyles.documentElement();
if( styles.isNull() )
return;
QDomNode fixedStyles = styles.namedItem( "office:styles" );
if( !fixedStyles.isNull() )
{
// insertDraws( fixedStyles.toElement() );
insertStyles( fixedStyles.toElement() );
}
QDomNode automaticStyles = styles.namedItem( "office:automatic-styles" );
if( !automaticStyles.isNull() )
insertStyles( automaticStyles.toElement() );
QDomNode masterStyles = styles.namedItem( "office:master-styles" );
if( !masterStyles.isNull() )
insertStyles( masterStyles.toElement() );
}
void OODPlug::insertStyles( const QDomElement& styles )
{
for ( QDomNode n = styles.firstChild(); !n.isNull(); n = n.nextSibling() )
{
QDomElement e = n.toElement();
if( !e.hasAttribute( "style:name" ) )
continue;
QString name = e.attribute( "style:name" );
m_styles.insert( name, new QDomElement( e ) );
}
}
void OODPlug::fillStyleStack( const QDomElement& object )
{
if( object.hasAttribute( "presentation:style-name" ) )
addStyles( m_styles[object.attribute( "presentation:style-name" )] );
if( object.hasAttribute( "draw:style-name" ) )
addStyles( m_styles[object.attribute( "draw:style-name" )] );
if( object.hasAttribute( "draw:text-style-name" ) )
addStyles( m_styles[object.attribute( "draw:text-style-name" )] );
if( object.hasAttribute( "text:style-name" ) )
addStyles( m_styles[object.attribute( "text:style-name" )] );
}
void OODPlug::addStyles( const QDomElement* style )
{
if( style->hasAttribute( "style:parent-style-name" ) )
addStyles( m_styles[style->attribute( "style:parent-style-name" )] );
m_styleStack.push( *style );
}
void OODPlug::storeObjectStyles( const QDomElement& object )
{
fillStyleStack( object );
}
double OODPlug::parseUnit(const QString &unit)
{
QString unitval=unit;
if (unit == "")
return 0.0;
if( unit.right( 2 ) == "pt" )
unitval.replace( "pt", "" );
else if( unit.right( 2 ) == "cm" )
unitval.replace( "cm", "" );
else if( unit.right( 2 ) == "mm" )
unitval.replace( "mm" , "" );
else if( unit.right( 2 ) == "in" )
unitval.replace( "in", "" );
else if( unit.right( 2 ) == "px" )
unitval.replace( "px", "" );
double value = unitval.toDouble();
if( unit.right( 2 ) == "pt" )
value = value;
else if( unit.right( 2 ) == "cm" )
value = ( value / 2.54 ) * 72;
else if( unit.right( 2 ) == "mm" )
value = ( value / 25.4 ) * 72;
else if( unit.right( 2 ) == "in" )
value = value * 72;
else if( unit.right( 2 ) == "px" )
value = value;
return value;
}
QColor OODPlug::parseColorN( const QString &rgbColor )
{
int r, g, b;
keywordToRGB( rgbColor, r, g, b );
return QColor( r, g, b );
}
QString OODPlug::parseColor( const QString &s )
{
QColor c;
QString ret = "None";
if( s.startsWith( "rgb(" ) )
{
QString parse = s.stripWhiteSpace();
QStringList colors = QStringList::split( ',', parse );
QString r = colors[0].right( ( colors[0].length() - 4 ) );
QString g = colors[1];
QString b = colors[2].left( ( colors[2].length() - 1 ) );
if( r.contains( "%" ) )
{
r = r.left( r.length() - 1 );
r = QString::number( static_cast<int>( ( static_cast<double>( 255 * r.toDouble() ) / 100.0 ) ) );
}
if( g.contains( "%" ) )
{
g = g.left( g.length() - 1 );
g = QString::number( static_cast<int>( ( static_cast<double>( 255 * g.toDouble() ) / 100.0 ) ) );
}
if( b.contains( "%" ) )
{
b = b.left( b.length() - 1 );
b = QString::number( static_cast<int>( ( static_cast<double>( 255 * b.toDouble() ) / 100.0 ) ) );
}
c = QColor(r.toInt(), g.toInt(), b.toInt());
}
else
{
QString rgbColor = s.stripWhiteSpace();
if( rgbColor.startsWith( "#" ) )
c.setNamedColor( rgbColor );
else
c = parseColorN( rgbColor );
}
CListe::Iterator it;
bool found = false;
for (it = Doku->PageColors.begin(); it != Doku->PageColors.end(); ++it)
{
if (c == Doku->PageColors[it.key()].getRGBColor())
{
ret = it.key();
found = true;
}
}
if (!found)
{
CMYKColor tmp;
tmp.fromQColor(c);
Doku->PageColors.insert("FromOODraw"+c.name(), tmp);
Prog->Mpal->Cpal->SetColors(Doku->PageColors);
ret = "FromOODraw"+c.name();
}
return ret;
}
void OODPlug::parseTransform( const QString &transform, double *rot, double *dx, double *dy )
{
QStringList subtransforms = QStringList::split(')', transform);
QStringList::ConstIterator it = subtransforms.begin();
QStringList::ConstIterator end = subtransforms.end();
for(; it != end; ++it)
{
QStringList subtransform = QStringList::split('(', (*it));
subtransform[0] = subtransform[0].stripWhiteSpace().lower();
subtransform[1] = subtransform[1].simplifyWhiteSpace();
QRegExp reg("[,( ]");
QStringList params = QStringList::split(reg, subtransform[1]);
if(subtransform[0].startsWith(";") || subtransform[0].startsWith(","))
subtransform[0] = subtransform[0].right(subtransform[0].length() - 1);
if(subtransform[0] == "rotate")
{
*rot = -parseUnit(params[0]) * 180 / 3.1415927;
}
else if(subtransform[0] == "translate")
{
if(params.count() == 2)
{
*dx = parseUnit(params[0]);
*dy = parseUnit(params[1]);
}
else
{
*dx = parseUnit(params[0]);
*dy =0.0;
}
}
}
}
void OODPlug::parseViewBox( const QDomElement& object, double *x, double *y, double *w, double *h )
{
if( !object.attribute( "svg:viewBox" ).isEmpty() )
{
QString viewbox( object.attribute( "svg:viewBox" ) );
QStringList points = QStringList::split( ' ', viewbox.replace( QRegExp(","), " ").simplifyWhiteSpace() );
*x = points[0].toDouble();
*y = points[1].toDouble();
*w = points[2].toDouble();
*h = points[3].toDouble();
}
}
void OODPlug::appendPoints(FPointArray *composite, const QDomElement& object)
{
double x = parseUnit(object.attribute("svg:x"));
double y = parseUnit(object.attribute("svg:y")) ;
double w = parseUnit(object.attribute("svg:width"));
double h = parseUnit(object.attribute("svg:height"));
double vx = 0;
double vy = 0;
double vw = 1;
double vh = 1;
parseViewBox(object, &vx, &vy, &vw, &vh);
QStringList ptList = QStringList::split( ' ', object.attribute( "draw:points" ) );
FPoint point, firstP;
bool bFirst = true;
for( QStringList::Iterator it = ptList.begin(); it != ptList.end(); ++it )
{
point = FPoint((*it).section( ',', 0, 0 ).toDouble(), (*it).section( ',', 1, 1 ).toDouble());
if (bFirst)
{
composite->addPoint(point);
composite->addPoint(point);
firstP = point;
bFirst = false;
}
else
{
composite->addPoint(point);
composite->addPoint(point);
composite->addPoint(point);
composite->addPoint(point);
}
}
composite->addPoint(firstP);
composite->addPoint(firstP);
QWMatrix mat;
mat.translate(x, y);
mat.scale(w / vw, h / vh);
composite->map(mat);
}
const char * OODPlug::getCoord( const char *ptr, double &number )
{
int integer, exponent;
double decimal, frac;
int sign, expsign;
exponent = 0;
integer = 0;
frac = 1.0;
decimal = 0;
sign = 1;
expsign = 1;
// read the sign
if(*ptr == '+')
ptr++;
else if(*ptr == '-')
{
ptr++;
sign = -1;
}
// read the integer part
while(*ptr != '\0' && *ptr >= '0' && *ptr <= '9')
integer = (integer * 10) + *(ptr++) - '0';
if(*ptr == '.') // read the decimals
{
ptr++;
while(*ptr != '\0' && *ptr >= '0' && *ptr <= '9')
decimal += (*(ptr++) - '0') * (frac *= 0.1);
}
if(*ptr == 'e' || *ptr == 'E') // read the exponent part
{
ptr++;
// read the sign of the exponent
if(*ptr == '+')
ptr++;
else if(*ptr == '-')
{
ptr++;
expsign = -1;
}
exponent = 0;
while(*ptr != '\0' && *ptr >= '0' && *ptr <= '9')
{
exponent *= 10;
exponent += *ptr - '0';
ptr++;
}
}
number = integer + decimal;
number *= sign * pow( static_cast<double>(10), static_cast<double>( expsign * exponent ) );
// skip the following space
if(*ptr == ' ')
ptr++;
return ptr;
}
bool OODPlug::parseSVG( const QString &s, FPointArray *ite )
{
QString d = s;
d = d.replace( QRegExp( "," ), " ");
bool ret = false;
if( !d.isEmpty() )
{
d = d.simplifyWhiteSpace();
const char *ptr = d.latin1();
const char *end = d.latin1() + d.length() + 1;
double contrlx, contrly, curx, cury, subpathx, subpathy, tox, toy, x1, y1, x2, y2, xc, yc;
double px1, py1, px2, py2, px3, py3;
bool relative;
FirstM = true;
char command = *(ptr++), lastCommand = ' ';
subpathx = subpathy = curx = cury = contrlx = contrly = 0.0;
while( ptr < end )
{
if( *ptr == ' ' )
ptr++;
relative = false;
switch( command )
{
case 'm':
relative = true;
case 'M':
{
ptr = getCoord( ptr, tox );
ptr = getCoord( ptr, toy );
WasM = true;
subpathx = curx = relative ? curx + tox : tox;
subpathy = cury = relative ? cury + toy : toy;
svgMoveTo(curx, cury );
break;
}
case 'l':
relative = true;
case 'L':
{
ptr = getCoord( ptr, tox );
ptr = getCoord( ptr, toy );
curx = relative ? curx + tox : tox;
cury = relative ? cury + toy : toy;
svgLineTo(ite, curx, cury );
break;
}
case 'h':
{
ptr = getCoord( ptr, tox );
curx = curx + tox;
svgLineTo(ite, curx, cury );
break;
}
case 'H':
{
ptr = getCoord( ptr, tox );
curx = tox;
svgLineTo(ite, curx, cury );
break;
}
case 'v':
{
ptr = getCoord( ptr, toy );
cury = cury + toy;
svgLineTo(ite, curx, cury );
break;
}
case 'V':
{
ptr = getCoord( ptr, toy );
cury = toy;
svgLineTo(ite, curx, cury );
break;
}
case 'z':
case 'Z':
{
curx = subpathx;
cury = subpathy;
svgClosePath(ite);
break;
}
case 'c':
relative = true;
case 'C':
{
ptr = getCoord( ptr, x1 );
ptr = getCoord( ptr, y1 );
ptr = getCoord( ptr, x2 );
ptr = getCoord( ptr, y2 );
ptr = getCoord( ptr, tox );
ptr = getCoord( ptr, toy );
px1 = relative ? curx + x1 : x1;
py1 = relative ? cury + y1 : y1;
px2 = relative ? curx + x2 : x2;
py2 = relative ? cury + y2 : y2;
px3 = relative ? curx + tox : tox;
py3 = relative ? cury + toy : toy;
svgCurveToCubic(ite, px1, py1, px2, py2, px3, py3 );
contrlx = relative ? curx + x2 : x2;
contrly = relative ? cury + y2 : y2;
curx = relative ? curx + tox : tox;
cury = relative ? cury + toy : toy;
break;
}
case 's':
relative = true;
case 'S':
{
ptr = getCoord( ptr, x2 );
ptr = getCoord( ptr, y2 );
ptr = getCoord( ptr, tox );
ptr = getCoord( ptr, toy );
px1 = 2 * curx - contrlx;
py1 = 2 * cury - contrly;
px2 = relative ? curx + x2 : x2;
py2 = relative ? cury + y2 : y2;
px3 = relative ? curx + tox : tox;
py3 = relative ? cury + toy : toy;
svgCurveToCubic(ite, px1, py1, px2, py2, px3, py3 );
contrlx = relative ? curx + x2 : x2;
contrly = relative ? cury + y2 : y2;
curx = relative ? curx + tox : tox;
cury = relative ? cury + toy : toy;
break;
}
case 'q':
relative = true;
case 'Q':
{
ptr = getCoord( ptr, x1 );
ptr = getCoord( ptr, y1 );
ptr = getCoord( ptr, tox );
ptr = getCoord( ptr, toy );
px1 = relative ? (curx + 2 * (x1 + curx)) * (1.0 / 3.0) : (curx + 2 * x1) * (1.0 / 3.0);
py1 = relative ? (cury + 2 * (y1 + cury)) * (1.0 / 3.0) : (cury + 2 * y1) * (1.0 / 3.0);
px2 = relative ? ((curx + tox) + 2 * (x1 + curx)) * (1.0 / 3.0) : (tox + 2 * x1) * (1.0 / 3.0);
py2 = relative ? ((cury + toy) + 2 * (y1 + cury)) * (1.0 / 3.0) : (toy + 2 * y1) * (1.0 / 3.0);
px3 = relative ? curx + tox : tox;
py3 = relative ? cury + toy : toy;
svgCurveToCubic(ite, px1, py1, px2, py2, px3, py3 );
contrlx = relative ? curx + x1 : (tox + 2 * x1) * (1.0 / 3.0);
contrly = relative ? cury + y1 : (toy + 2 * y1) * (1.0 / 3.0);
curx = relative ? curx + tox : tox;
cury = relative ? cury + toy : toy;
break;
}
case 't':
relative = true;
case 'T':
{
ptr = getCoord(ptr, tox);
ptr = getCoord(ptr, toy);
xc = 2 * curx - contrlx;
yc = 2 * cury - contrly;
px1 = relative ? (curx + 2 * xc) * (1.0 / 3.0) : (curx + 2 * xc) * (1.0 / 3.0);
py1 = relative ? (cury + 2 * yc) * (1.0 / 3.0) : (cury + 2 * yc) * (1.0 / 3.0);
px2 = relative ? ((curx + tox) + 2 * xc) * (1.0 / 3.0) : (tox + 2 * xc) * (1.0 / 3.0);
py2 = relative ? ((cury + toy) + 2 * yc) * (1.0 / 3.0) : (toy + 2 * yc) * (1.0 / 3.0);
px3 = relative ? curx + tox : tox;
py3 = relative ? cury + toy : toy;
svgCurveToCubic(ite, px1, py1, px2, py2, px3, py3 );
contrlx = xc;
contrly = yc;
curx = relative ? curx + tox : tox;
cury = relative ? cury + toy : toy;
break;
}
case 'a':
relative = true;
case 'A':
{
bool largeArc, sweep;
double angle, rx, ry;
ptr = getCoord( ptr, rx );
ptr = getCoord( ptr, ry );
ptr = getCoord( ptr, angle );
ptr = getCoord( ptr, tox );
largeArc = tox == 1;
ptr = getCoord( ptr, tox );
sweep = tox == 1;
ptr = getCoord( ptr, tox );
ptr = getCoord( ptr, toy );
calculateArc(ite, relative, curx, cury, angle, tox, toy, rx, ry, largeArc, sweep );
}
}
lastCommand = command;
if(*ptr == '+' || *ptr == '-' || (*ptr >= '0' && *ptr <= '9'))
{
// there are still coords in this command
if(command == 'M')
command = 'L';
else if(command == 'm')
command = 'l';
}
else
command = *(ptr++);
if( lastCommand != 'C' && lastCommand != 'c' &&
lastCommand != 'S' && lastCommand != 's' &&
lastCommand != 'Q' && lastCommand != 'q' &&
lastCommand != 'T' && lastCommand != 't')
{
contrlx = curx;
contrly = cury;
}
}
if ((lastCommand != 'z') && (lastCommand != 'Z'))
ret = true;
if (ite->size() > 2)
{
if ((ite->point(0).x() == ite->point(ite->size()-2).x()) && (ite->point(0).y() == ite->point(ite->size()-2).y()))
ret = false;
}
}
return ret;
}
void OODPlug::calculateArc(FPointArray *ite, bool relative, double &curx, double &cury, double angle, double x, double y, double r1, double r2, bool largeArcFlag, bool sweepFlag)
{
double sin_th, cos_th;
double a00, a01, a10, a11;
double x0, y0, x1, y1, xc, yc;
double d, sfactor, sfactor_sq;
double th0, th1, th_arc;
int i, n_segs;
sin_th = sin(angle * (M_PI / 180.0));
cos_th = cos(angle * (M_PI / 180.0));
double dx;
if(!relative)
dx = (curx - x) / 2.0;
else
dx = -x / 2.0;
double dy;
if(!relative)
dy = (cury - y) / 2.0;
else
dy = -y / 2.0;
double _x1 = cos_th * dx + sin_th * dy;
double _y1 = -sin_th * dx + cos_th * dy;
double Pr1 = r1 * r1;
double Pr2 = r2 * r2;
double Px = _x1 * _x1;
double Py = _y1 * _y1;
double check = Px / Pr1 + Py / Pr2;
if(check > 1)
{
r1 = r1 * sqrt(check);
r2 = r2 * sqrt(check);
}
a00 = cos_th / r1;
a01 = sin_th / r1;
a10 = -sin_th / r2;
a11 = cos_th / r2;
x0 = a00 * curx + a01 * cury;
y0 = a10 * curx + a11 * cury;
if(!relative)
x1 = a00 * x + a01 * y;
else
x1 = a00 * (curx + x) + a01 * (cury + y);
if(!relative)
y1 = a10 * x + a11 * y;
else
y1 = a10 * (curx + x) + a11 * (cury + y);
d = (x1 - x0) * (x1 - x0) + (y1 - y0) * (y1 - y0);
sfactor_sq = 1.0 / d - 0.25;
if(sfactor_sq < 0)
sfactor_sq = 0;
sfactor = sqrt(sfactor_sq);
if(sweepFlag == largeArcFlag)
sfactor = -sfactor;
xc = 0.5 * (x0 + x1) - sfactor * (y1 - y0);
yc = 0.5 * (y0 + y1) + sfactor * (x1 - x0);
th0 = atan2(y0 - yc, x0 - xc);
th1 = atan2(y1 - yc, x1 - xc);
th_arc = th1 - th0;
if(th_arc < 0 && sweepFlag)
th_arc += 2 * M_PI;
else if(th_arc > 0 && !sweepFlag)
th_arc -= 2 * M_PI;
n_segs = static_cast<int>(ceil(fabs(th_arc / (M_PI * 0.5 + 0.001))));
for(i = 0; i < n_segs; i++)
{
{
double sin_th, cos_th;
double a00, a01, a10, a11;
double x1, y1, x2, y2, x3, y3;
double t;
double th_half;
double _th0 = th0 + i * th_arc / n_segs;
double _th1 = th0 + (i + 1) * th_arc / n_segs;
sin_th = sin(angle * (M_PI / 180.0));
cos_th = cos(angle * (M_PI / 180.0));
a00 = cos_th * r1;
a01 = -sin_th * r2;
a10 = sin_th * r1;
a11 = cos_th * r2;
th_half = 0.5 * (_th1 - _th0);
t = (8.0 / 3.0) * sin(th_half * 0.5) * sin(th_half * 0.5) / sin(th_half);
x1 = xc + cos(_th0) - t * sin(_th0);
y1 = yc + sin(_th0) + t * cos(_th0);
x3 = xc + cos(_th1);
y3 = yc + sin(_th1);
x2 = x3 + t * sin(_th1);
y2 = y3 - t * cos(_th1);
svgCurveToCubic(ite, a00 * x1 + a01 * y1, a10 * x1 + a11 * y1, a00 * x2 + a01 * y2, a10 * x2 + a11 * y2, a00 * x3 + a01 * y3, a10 * x3 + a11 * y3 );
}
}
if(!relative)
curx = x;
else
curx += x;
if(!relative)
cury = y;
else
cury += y;
}
void OODPlug::svgMoveTo(double x1, double y1)
{
CurrX = x1;
CurrY = y1;
StartX = x1;
StartY = y1;
PathLen = 0;
}
void OODPlug::svgLineTo(FPointArray *i, double x1, double y1)
{
if ((!FirstM) && (WasM))
{
i->setMarker();
PathLen += 4;
}
FirstM = false;
WasM = false;
if (i->size() > 3)
{
FPoint b1 = i->point(i->size()-4);
FPoint b2 = i->point(i->size()-3);
FPoint b3 = i->point(i->size()-2);
FPoint b4 = i->point(i->size()-1);
FPoint n1 = FPoint(CurrX, CurrY);
FPoint n2 = FPoint(x1, y1);
if ((b1 == n1) && (b2 == n1) && (b3 == n2) && (b4 == n2))
return;
}
i->addPoint(FPoint(CurrX, CurrY));
i->addPoint(FPoint(CurrX, CurrY));
i->addPoint(FPoint(x1, y1));
i->addPoint(FPoint(x1, y1));
CurrX = x1;
CurrY = y1;
PathLen += 4;
}
void OODPlug::svgCurveToCubic(FPointArray *i, double x1, double y1, double x2, double y2, double x3, double y3)
{
if ((!FirstM) && (WasM))
{
i->setMarker();
PathLen += 4;
}
FirstM = false;
WasM = false;
if (PathLen > 3)
{
FPoint b1 = i->point(i->size()-4);
FPoint b2 = i->point(i->size()-3);
FPoint b3 = i->point(i->size()-2);
FPoint b4 = i->point(i->size()-1);
FPoint n1 = FPoint(CurrX, CurrY);
FPoint n2 = FPoint(x1, y1);
FPoint n3 = FPoint(x3, y3);
FPoint n4 = FPoint(x2, y2);
if ((b1 == n1) && (b2 == n2) && (b3 == n3) && (b4 == n4))
return;
}
i->addPoint(FPoint(CurrX, CurrY));
i->addPoint(FPoint(x1, y1));
i->addPoint(FPoint(x3, y3));
i->addPoint(FPoint(x2, y2));
CurrX = x3;
CurrY = y3;
PathLen += 4;
}
void OODPlug::svgClosePath(FPointArray *i)
{
if (PathLen > 2)
{
if ((PathLen == 4) || (i->point(i->size()-2).x() != StartX) || (i->point(i->size()-2).y() != StartY))
{
i->addPoint(i->point(i->size()-2));
i->addPoint(i->point(i->size()-3));
i->addPoint(FPoint(StartX, StartY));
i->addPoint(FPoint(StartX, StartY));
}
}
}
OODPlug::~OODPlug()
{}