Modify SVG Proprerties
Add Save(vector<EdgeMeshType*> *vp, c function that export vector of edgemesh in a single file.
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@ -24,6 +24,9 @@
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History
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$Log: not supported by cvs2svn $
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Revision 1.5 2007/05/29 10:09:29 cignoni
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Added a const (and reformatted)
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Revision 1.4 2007/05/21 13:22:40 cignoni
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Corrected gcc compiling issues
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@ -48,7 +51,8 @@ namespace vcg
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namespace io
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{
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static const char * DEFAULT_LINE_COLOR = "black";
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static const char * DEFAULT_LINE_CAP= "round";
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/**
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* SVG Properties.
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*
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@ -74,25 +78,41 @@ public:
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BUTT, ROUND, SQUARE
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};
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static const int DEFAULT_LINE_WIDTH;
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static const char * DEFAULT_LINE_COLOR;
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static const char * DEFAULT_LINE_CAP;
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static const int DEFAULT_LINE_WIDTH=2;
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//in singlefile export make the grid of sessiones
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int numCol;
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int numRow;
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// private data members
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private:
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//! Line width.
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// Line width.
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int lwidth;
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//! Stroke color (see StrokeColor).
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// Stroke color (see StrokeColor).
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std::string stroke_color;
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//! Stroke linecap (see StrokeLineCap).
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// Stroke linecap (see StrokeLineCap).
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std::string stroke_linecap;
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//! Plane where to project the edge mesh.
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// Plane where to project the edge mesh.
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Plane3d proj;
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// Scale of rdrawing respect coordinates of mesh
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float scale;
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// Dimension of the drawing square
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Point2d ViewBox;
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int width,height; //Express in cm
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// Position of the drawing square
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Point2d position;
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// construction
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public:
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@ -106,6 +126,13 @@ public:
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Point3d n(0.0, 1.0, 0.0);
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proj.SetDirection(n);
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proj.SetOffset(0.0);
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scale=0; //scale=0 it means expanded to the boards of the canvas
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ViewBox=Point2d(1000, 1000);
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position=Point2d(0, 0);
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width=10; //width of the windows
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height=10; //height of the windows
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}
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// public methods
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@ -154,6 +181,14 @@ public:
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proj.SetOffset(distance);
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}
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void setScale(float x){ scale=x; } //Define the scale between 2d coordinate and mesh
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void setViewBox(Point2d x) { ViewBox=x; }//Define the dimension of the square
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void setPosition(Point2d x) { position=x;}//Define the starting position of the canvas
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void setDimension(int width, int height){ this->width=width; this->height=height;}
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// accessors
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public:
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@ -161,13 +196,16 @@ public:
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const char * lineColor(){return stroke_color.c_str();}
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const char * lineCapStyle(){return stroke_linecap.c_str();}
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const Plane3d * projPlane(){return &proj;}
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float getScale(){return scale;}
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Point2d getViewBox(){return ViewBox;}
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Point2d getPosition(){return position;}
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int getWidth(){return width;}
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int getHeight(){return height;}
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};
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// DEFAULT SVG PROPERTIES
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const int SVGProperties::DEFAULT_LINE_WIDTH = 2;
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const char * SVGProperties::DEFAULT_LINE_COLOR = "black";
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const char * SVGProperties::DEFAULT_LINE_CAP = "round";
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//const int SVGProperties::DEFAULT_LINE_WIDTH = 2;
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//const char * SVGProperties::DEFAULT_LINE_COLOR = "black";
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//const char * SVGProperties::DEFAULT_LINE_CAP = "round";
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/**
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* SVG exporter.
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@ -189,18 +227,51 @@ public:
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SVGProperties properties;
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return Save(mp, filename, properties);
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}
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//! Save with the given SVG properties.
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static bool Save(EdgeMeshType *mp, const char *filename, SVGProperties & props)
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{
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FILE * o = fopen(filename,"w");
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if (o==NULL)
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static bool Save(vector<EdgeMeshType*> *vp, const char *filename, SVGProperties & pro){
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//Function that export a vector of EdgeMesh in an unic single SVG file.
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FILE * o = fopen(filename,"w");
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if (o==NULL)
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return false;
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int num = (*vp).size(); //number of square to draw
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//pro.setDimension((math::Sqrt(num)*10), (math::Sqrt(num)*10));
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//pro.setViewBox((math::Sqrt(num)*1000));
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WriteXmlHead(o,pro.getWidth(),pro.getHeight(),pro.getViewBox(),Point2d(0,0));
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float scale= pro.getScale();
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vector<EdgeMeshType*>::iterator it;
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int i=0;
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for(it=(*vp).begin(); it!=(*vp).end(); it++){
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EdgeMeshType* ed;
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ed=(*it);
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pro.setPosition(Point2d((pro.getViewBox().V(0)/pro.numCol)*i,40));
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int x=pro.getViewBox().V(0);
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int y=pro.getViewBox().V(1);
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fprintf(o, "<rect width= \" %d \" height= \" %d \" x=\"%d \" y=\" %d \" style= \" stroke-width:1; fill-opacity:0.0; stroke:rgb(0,0,0)\" /> \n",x/pro.numCol,y, (x/pro.numCol)*i, 30);
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Save(ed,o,pro);
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// initial xml tags
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fprintf(o,"<text x= \" %d \" y= \"20 \" font-family= \"Verdana \" font-size= \"20 \" >",(x/pro.numCol)*i);
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fprintf(o,"Slice num:%d, </text>", i);
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i++;
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}
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fprintf(o, "</svg>");
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fclose(o);
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return true;
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}
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static void WriteXmlHead(FILE *o,int width, int height, Point2d viewBox, Point2d position){
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int Vx=viewBox[0];
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int Vy=viewBox[1];
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// initial xml tags
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fprintf(o, "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n");
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fprintf(o, "<!-- Created with vcg library -->\n");
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fprintf(o, "<svg width=\"10cm\" height=\"10cm\" viewBox=\"0 0 1000 1000\" \n");
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fprintf(o, "<svg width=\"%d cm\" height=\"%d cm\" viewBox=\"0 0 %d %d \" \n",width, height, Vx, Vy+50);
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fprintf(o, " xmlns:dc=\"http://purl.org/dc/elements/1.1/\" \n");
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fprintf(o, " xmlns:cc=\"http://web.resource.org/cc/\" \n");
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fprintf(o, " xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\" \n");
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@ -216,6 +287,16 @@ public:
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fprintf(o, " </cc:Work> \n");
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fprintf(o, " </rdf:RDF> \n");
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fprintf(o, " </metadata> \n");
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}
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//! Save with the given SVG properties.
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static bool Save(EdgeMeshType *mp, const char *filename, SVGProperties & props )
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{
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FILE * o = fopen(filename,"w");
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if (o==NULL)
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return false;
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WriteXmlHead(o, props.getWidth(),props.getHeight(), props.getViewBox(), props.getPosition());
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Save(mp, o, props);
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@ -227,7 +308,7 @@ public:
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return true;
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}
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static void Save(EdgeMeshType *mp, FILE* o, SVGProperties & props)
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static void Save(EdgeMeshType *mp, FILE* o, SVGProperties & props)
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{
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// build vector basis (n, v1, v2)
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Point3d p1(0.0,0.0,0.0);
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@ -245,14 +326,20 @@ public:
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Point3d v2 = v1 ^ props.projPlane()->Direction();
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std::vector<Point2f> pts;
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pts.clear();
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Point2f pmin(100000000.0f, 100000000.0f);
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Point2f pmax(-100000000.0f, -100000000.0f);
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typename EdgeMeshType::EdgeIterator i;
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for (i = mp->edges.begin(); i != mp->edges.end(); ++i)
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{
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Point3<typename EdgeMeshType::ScalarType> p1 = (*i).V(0)->P();
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Point3<typename EdgeMeshType::ScalarType> p2 = (*i).V(1)->P();
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Point3<typename EdgeMeshType::ScalarType> p1;
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Point3<typename EdgeMeshType::ScalarType> p2;
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p1 = (*i).V(0)->P();
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p2 = (*i).V(1)->P();
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Point3d p1d(p1[0], p1[1], p1[2]);
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Point3d p2d(p2[0], p2[1], p2[2]);
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@ -268,34 +355,21 @@ public:
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pts.push_back(pt1);
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pts.push_back(pt2);
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if (pt1[0] <= pmin[0])
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pmin[0] = pt1[0];
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pmin[0]=math::Min(math::Min(pt1[0],pmin[0]), pt2[0]);
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pmin[1]=math::Min(math::Min(pt1[1],pmin[1]), pt2[1]);
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pmax[0]=math::Max(math::Max(pt1[0],pmax[0]), pt2[0]);
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pmax[1]=math::Max(math::Max(pt1[1],pmax[1]), pt2[1]);
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if (pt2[0] <= pmin[0])
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pmin[0] = pt2[0];
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if (pt1[1] <= pmin[1])
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pmin[1] = pt1[1];
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if (pt2[1] <= pmin[1])
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pmin[1] = pt2[1];
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if (pt1[0] >= pmax[0])
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pmax[0] = pt1[0];
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if (pt2[0] >= pmax[0])
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pmax[0] = pt2[0];
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if (pt1[1] >= pmax[1])
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pmax[1] = pt1[1];
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if (pt2[1] >= pmax[1])
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pmax[1] = pt2[1];
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}
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float scale = 1000.0f / std::max(pmax[0] - pmin[0], pmax[1] - pmin[1]);
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float scale=props.getScale();
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// line settings
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Point2d pos=props.getPosition();
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fprintf(o,"<text x= \" %f \" y= \"50 \" font-family= \"Verdana \" font-size= \"20 \" >",pos[0]);
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fprintf(o,"Scale 1: %f, </text>", scale);
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fprintf(o, " <g stroke=\"%s\" stroke-linecap=\"%s\" > \n",
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props.lineColor(), props.lineCapStyle());
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@ -305,10 +379,13 @@ public:
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Point2f p1 = *itPoints;
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++itPoints;
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Point2f p2 = *itPoints;
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fprintf(o, " <line x1=\"%f\" y1=\"%f\" x2=\"%f\" y2=\"%f\" \n",
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(p1[0] - pmin[0]) * scale, (p1[1] - pmin[1]) * scale,
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(p2[0] - pmin[0]) * scale, (p2[1] - pmin[1]) * scale );
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pos.X()+((p1[0] - pmin[0]) * scale), pos.Y()+((p1[1] - pmin[1]) * scale),
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pos.X()+((p2[0] - pmin[0]) * scale), pos.Y()+((p2[1] - pmin[1]) * scale ));
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fprintf(o, " stroke-width = \"%d\" ",props.lineWidth());
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fprintf(o, "/>\n");
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@ -317,6 +394,7 @@ public:
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fprintf(o, " </g>\n");
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}
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};
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