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corrected svg dumping utility and added a few more parameters for better control on labels

This commit is contained in:
Paolo Cignoni 2012-05-23 07:59:19 +00:00
parent 09335d17ba
commit efe5d776e2
2 changed files with 69 additions and 26 deletions
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69
wrap/qt/PolyToQImage.cpp
View File

@ -86,15 +86,16 @@ void PolyDumper::DrawPolygonMask(const vector< vector<Point2f> > &polyVec,
///SET THE TRANSFORMATION TO CENTER WRT BBOX ///SET THE TRANSFORMATION TO CENTER WRT BBOX
painter.resetTransform(); painter.resetTransform();
painter.translate(-pos.V(0)+resolution/2,-pos.V(1)+resolution/2); painter.translate(resolution/2,resolution/2);
painter.rotate(math::ToDeg(trans.rotRad)); painter.rotate(math::ToDeg(trans.rotRad));
painter.scale(scaleFact,scaleFact); painter.scale(scaleFact,scaleFact);
painter.translate(-pos.V(0),-pos.V(1));
///SET TO RETURN BACK ///SET TO RETURN BACK
ret.rotRad=0; ret.rotRad=0;
ret.sca=scaleFact; ret.sca=scaleFact;
ret.tra[0]=-pos.V(0)+resolution/2; ret.tra[0]=-pos.V(0)*scaleFact + resolution/2;
ret.tra[1]=-pos.V(1)+resolution/2; ret.tra[1]=-pos.V(1)*scaleFact + resolution/2;
///DRAW THE POLYGON ///DRAW THE POLYGON
QPainterPath QPP; QPainterPath QPP;
@ -171,9 +172,9 @@ vcg::Point2f PolyDumper::GetIncenter(const vector< vector<Point2f> > &polyVec,
///THEN FIND THE CENTROID ///THEN FIND THE CENTROID
float Maxradius=-1; float Maxradius=-1;
vcg::Point2i incenter=vcg::Point2i(0,0);
int sizeY=img.size().height(); int sizeY=img.size().height();
int sizeX=img.size().width(); int sizeX=img.size().width();
vcg::Point2i incenter=vcg::Point2i(sizeX/2,sizeY/2);
///THEN GO OVER ALL VERTICES ///THEN GO OVER ALL VERTICES
for (int x=0;x<sizeX;x++) for (int x=0;x<sizeX;x++)
for (int y=0;y<sizeY;y++) for (int y=0;y<sizeY;y++)
@ -197,14 +198,14 @@ vcg::Point2f PolyDumper::GetIncenter(const vector< vector<Point2f> > &polyVec,
// QPainter painter; // QPainter painter;
// painter.begin(&img); // painter.begin(&img);
// //painter.fillRect(incenter.V(0)-Maxradius,incenter.V(1)-Maxradius,Maxradius*2,Maxradius*2,Qt::red); // //painter.fillRect(incenter.V(0)-Maxradius,incenter.V(1)-Maxradius,Maxradius*2,Maxradius*2,Qt::red);
//painter.fillRect(incenter.V(0)-1,incenter.V(1)-1,2,2,Qt::red); //// painter.fillRect(incenter.V(0)-1,incenter.V(1)-1,2,2,Qt::red);
// //painter.drawPoint(incenter.V(0),incenter.V(1)); // //painter.drawPoint(incenter.V(0),incenter.V(1));
// painter.end(); // painter.end();
/*static int num=0; // static int num=0;
num++; // num++;
char path[100]; // char path[100];
sprintf(path,"mask%d.png",num); // sprintf(path,"mask%d.png",num);
img.save(path);*/ // img.save(path);
incenterf.X()-=tra0.tra[0]; incenterf.X()-=tra0.tra[0];
@ -269,7 +270,7 @@ void PolyDumper::dumpPolySetPNG(const char * imageName,
///FIND THE BARYCENTER ///FIND THE BARYCENTER
int radius; int radius;
Point2f bc; Point2f bc;
bc=GetIncenter(polyVecVec[i],trVec[i],radius); bc=GetIncenter(polyVecVec[i],trVec[i],radius,100);
if (pp.randomColor) if (pp.randomColor)
bb.setColor(vcg::ColorConverter::ToQColor(Color4b::Scatter(polyVecVec.size(),i))); bb.setColor(vcg::ColorConverter::ToQColor(Color4b::Scatter(polyVecVec.size(),i)));
@ -291,13 +292,16 @@ void PolyDumper::dumpPolySetPNG(const char * imageName,
img.save(imageName); img.save(imageName);
} }
///write a polygon on a SVG file, format of the polygon is vector of vector of contours...nested contours are holes ///write a polygon on a SVG file, format of the polygon is vector of vector of contours...nested contours are holes
///takes the name of the image in input, the set of polygons, the set of per polygons transformation, ///takes the name of the image in input, the set of polygons, the set of per polygons transformation,
///the label to be written and the global parameter for drawing style ///the label to be written and the global parameter for drawing style
void PolyDumper::dumpPolySetSVG(const char * imageName, void PolyDumper::dumpPolySetSVG(const char * imageName,
vector< vector< vector<Point2f> > > &polyVecVec, vector< vector< vector<Point2f> > > &polyVecVec,
vector<Similarity2f> &trVec, vector<Similarity2f> &trVec,
vector<string> &labelVec, vector< vector< string> > &labelVecVec,
vector<vector<Point2f> > &labelPosVecVec,
vector<vector<float> >&labelRadVecVec,
PolyDumperParam &pp) PolyDumperParam &pp)
{ {
assert(polyVecVec.size() == trVec.size()); assert(polyVecVec.size() == trVec.size());
@ -305,7 +309,7 @@ void PolyDumper::dumpPolySetSVG(const char * imageName,
///SET THE FONT ///SET THE FONT
int fontSize; int fontSize;
if(pp.fontSize==0) fontSize=ceil(std::max(pp.width,pp.height)/100.0); if(pp.fontSize==0) fontSize=ceil(std::max(pp.width,pp.height)/200.0);
else fontSize=pp.fontSize; else fontSize=pp.fontSize;
QFont qf("courier",fontSize); QFont qf("courier",fontSize);
QSvgGenerator svg; QSvgGenerator svg;
@ -349,9 +353,6 @@ void PolyDumper::dumpPolySetSVG(const char * imageName,
QPP.addPolygon(QPolygonF(ppQ)); QPP.addPolygon(QPolygonF(ppQ));
} }
///FIND THE INCENTER ///FIND THE INCENTER
int radius;
Point2f bc;
bc=GetIncenter(polyVecVec[i],trVec[i],radius);
if (pp.randomColor) if (pp.randomColor)
bb.setColor(vcg::ColorConverter::ToQColor(Color4b::Scatter(polyVecVec.size(),i))); bb.setColor(vcg::ColorConverter::ToQColor(Color4b::Scatter(polyVecVec.size(),i)));
@ -365,9 +366,43 @@ void PolyDumper::dumpPolySetSVG(const char * imageName,
///DRAW THE TEXT ///DRAW THE TEXT
painter.setFont(qf); painter.setFont(qf);
float radius;
int radiusInt;
Point2f bc;
// if we do not have labelPos use the old method of empty disk.
if(labelPosVecVec.empty()) bc=GetIncenter(polyVecVec[i],trVec[i],radiusInt);
radius = radiusInt;
for(size_t labelInd=0;labelInd<labelVecVec[i].size();++labelInd)
{
if(!labelPosVecVec.empty())
{
bc= labelPosVecVec[i][labelInd];
bc.Rotate(trVec[i].rotRad);
bc *= trVec[i].sca;
radius=labelRadVecVec[i][labelInd];
radius *= trVec[i].sca;
}
painter.resetTransform(); painter.resetTransform();
painter.translate(trVec[i].tra[0],trVec[i].tra[1]); painter.translate(trVec[i].tra[0],trVec[i].tra[1]);
painter.drawText(bc[0]-radius,bc[1]-radius,radius*2,radius*2,Qt::AlignHCenter|Qt::AlignCenter,QString(labelVec[i].c_str())); painter.drawText(bc[0]-radius,bc[1]-radius,radius*2,radius*2,Qt::AlignHCenter|Qt::AlignCenter,QString(labelVecVec[i][labelInd].c_str()));
}
} }
painter.end(); painter.end();
} }
void PolyDumper::dumpPolySetSVG(const char * imageName,
vector< vector< vector<Point2f> > > &polyVecVec,
vector<Similarity2f> &trVec,
vector< string > &labelVec,
PolyDumperParam &pp)
{
vector< vector< string> > labelVecVec(labelVec.size());
vector< vector<Point2f> > labelPosVec;
vector< vector<float> >labelRadVec;
for(size_t i=0;i<labelVec.size();++i)
{
labelVecVec[i].push_back(labelVec[i]);
}
dumpPolySetSVG(imageName,polyVecVec,trVec,labelVecVec,labelPosVec,labelRadVec,pp);
}

10
wrap/qt/PolyToQImage.h
View File

@ -78,16 +78,24 @@ public:
///takes the name of the image in input, the set of polygons, the set of per polygons transformation, ///takes the name of the image in input, the set of polygons, the set of per polygons transformation,
///the label to be written and the global parameter for drawing style ///the label to be written and the global parameter for drawing style
static void dumpPolySetPNG(const char * imageName, std::vector< std::vector< std::vector<vcg::Point2f> > > &polyVecVec, static void dumpPolySetPNG(const char * imageName, std::vector< std::vector< std::vector<vcg::Point2f> > > &polyVecVec,
std::vector<vcg::Similarity2f> &trVec, std::vector<std::string> &labelVec, PolyDumperParam &pp); std::vector<vcg::Similarity2f> &trVec, std::vector<std::vector<std::string> > &labelVecVec, PolyDumperParam &pp);
//write a polygon on a SVG file, format of the polygon is vector of vector of contours...nested contours are holes //write a polygon on a SVG file, format of the polygon is vector of vector of contours...nested contours are holes
///takes the name of the image in input, the set of polygons, the set of per polygons transformation, ///takes the name of the image in input, the set of polygons, the set of per polygons transformation,
///the label to be written and the global parameter for drawing style ///the label to be written and the global parameter for drawing style
static void dumpPolySetSVG(const char * imageName, std::vector< std::vector< std::vector<vcg::Point2f> > > &polyVecVec, static void dumpPolySetSVG(const char * imageName, std::vector< std::vector< std::vector<vcg::Point2f> > > &polyVecVec,
std::vector<vcg::Similarity2f> &trVec, std::vector< std::vector<std::string> > &labelVecVec,
std::vector<std::vector< vcg::Point2f> > &labelPosVec, std::vector<std::vector<float> > &labelRadVec, PolyDumperParam &pp);
static void dumpPolySetPNG(const char * imageName, std::vector< std::vector< std::vector<vcg::Point2f> > > &polyVecVec,
std::vector<vcg::Similarity2f> &trVec, std::vector<std::string> &labelVec, PolyDumperParam &pp); std::vector<vcg::Similarity2f> &trVec, std::vector<std::string> &labelVec, PolyDumperParam &pp);
static void dumpPolySetSVG(const char * imageName, std::vector< std::vector< std::vector<vcg::Point2f> > > &polyVecVec,
std::vector<vcg::Similarity2f> &trVec, std::vector<std::string> &labelVec, PolyDumperParam &pp);
static void dumpPolySetPNG(const char * imageName, std::vector< std::vector< std::vector<vcg::Point2f> > > &polyVecVec, static void dumpPolySetPNG(const char * imageName, std::vector< std::vector< std::vector<vcg::Point2f> > > &polyVecVec,
std::vector<vcg::Similarity2f> &trVec, PolyDumperParam &pp); std::vector<vcg::Similarity2f> &trVec, PolyDumperParam &pp);
static void dumpPolySetSVG(const char * imageName, std::vector< std::vector< std::vector<vcg::Point2f> > > &polyVecVec, static void dumpPolySetSVG(const char * imageName, std::vector< std::vector< std::vector<vcg::Point2f> > > &polyVecVec,
std::vector<vcg::Similarity2f> &trVec, PolyDumperParam &pp); std::vector<vcg::Similarity2f> &trVec, PolyDumperParam &pp);
static void dumpPolySetPNG(const char * imageName, std::vector< std::vector<vcg::Point2f> > &polyVecVec, static void dumpPolySetPNG(const char * imageName, std::vector< std::vector<vcg::Point2f> > &polyVecVec,
std::vector<vcg::Similarity2f> &trVec, PolyDumperParam &pp); std::vector<vcg::Similarity2f> &trVec, PolyDumperParam &pp);
static void dumpPolySetSVG(const char * imageName, std::vector< std::vector<vcg::Point2f> > &polyVecVec, static void dumpPolySetSVG(const char * imageName, std::vector< std::vector<vcg::Point2f> > &polyVecVec,