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Modify SVG Proprerties 

Add   Save(vector<EdgeMeshType*> *vp, c  function that export vector of edgemesh in a single file.
This commit is contained in:
Paolo Cignoni 2007-06-09 10:52:24 +00:00
parent d8032a9bc0
commit 75c0f42d92
1 changed files with 129 additions and 51 deletions
wrap/io_edgemesh
export_svg.h

166
wrap/io_edgemesh/export_svg.h
View File

@ -24,6 +24,9 @@
History History
$Log: not supported by cvs2svn $ $Log: not supported by cvs2svn $
Revision 1.5 2007/05/29 10:09:29 cignoni
Added a const (and reformatted)
Revision 1.4 2007/05/21 13:22:40 cignoni Revision 1.4 2007/05/21 13:22:40 cignoni
Corrected gcc compiling issues Corrected gcc compiling issues
@ -48,7 +51,8 @@ namespace vcg
namespace io namespace io
{ {
static const char * DEFAULT_LINE_COLOR = "black";
static const char * DEFAULT_LINE_CAP= "round";
/** /**
* SVG Properties. * SVG Properties.
* *
@ -74,25 +78,41 @@ public:
BUTT, ROUND, SQUARE BUTT, ROUND, SQUARE
}; };
static const int DEFAULT_LINE_WIDTH; static const int DEFAULT_LINE_WIDTH=2;
static const char * DEFAULT_LINE_COLOR;
static const char * DEFAULT_LINE_CAP; //in singlefile export make the grid of sessiones
int numCol;
int numRow;
// private data members // private data members
private: private:
//! Line width. // Line width.
int lwidth; int lwidth;
//! Stroke color (see StrokeColor). // Stroke color (see StrokeColor).
std::string stroke_color; std::string stroke_color;
//! Stroke linecap (see StrokeLineCap). // Stroke linecap (see StrokeLineCap).
std::string stroke_linecap; std::string stroke_linecap;
//! Plane where to project the edge mesh. // Plane where to project the edge mesh.
Plane3d proj; Plane3d proj;
// Scale of rdrawing respect coordinates of mesh
float scale;
// Dimension of the drawing square
Point2d ViewBox;
int width,height; //Express in cm
// Position of the drawing square
Point2d position;
// construction // construction
public: public:
@ -106,6 +126,13 @@ public:
Point3d n(0.0, 1.0, 0.0); Point3d n(0.0, 1.0, 0.0);
proj.SetDirection(n); proj.SetDirection(n);
proj.SetOffset(0.0); proj.SetOffset(0.0);
scale=0; //scale=0 it means expanded to the boards of the canvas
ViewBox=Point2d(1000, 1000);
position=Point2d(0, 0);
width=10; //width of the windows
height=10; //height of the windows
} }
// public methods // public methods
@ -154,6 +181,14 @@ public:
proj.SetOffset(distance); proj.SetOffset(distance);
} }
void setScale(float x){ scale=x; } //Define the scale between 2d coordinate and mesh
void setViewBox(Point2d x) { ViewBox=x; }//Define the dimension of the square
void setPosition(Point2d x) { position=x;}//Define the starting position of the canvas
void setDimension(int width, int height){ this->width=width; this->height=height;}
// accessors // accessors
public: public:
@ -161,13 +196,16 @@ public:
const char * lineColor(){return stroke_color.c_str();} const char * lineColor(){return stroke_color.c_str();}
const char * lineCapStyle(){return stroke_linecap.c_str();} const char * lineCapStyle(){return stroke_linecap.c_str();}
const Plane3d * projPlane(){return &proj;} const Plane3d * projPlane(){return &proj;}
float getScale(){return scale;}
Point2d getViewBox(){return ViewBox;}
Point2d getPosition(){return position;}
int getWidth(){return width;}
int getHeight(){return height;}
}; };
//const int SVGProperties::DEFAULT_LINE_WIDTH = 2;
// DEFAULT SVG PROPERTIES //const char * SVGProperties::DEFAULT_LINE_COLOR = "black";
const int SVGProperties::DEFAULT_LINE_WIDTH = 2; //const char * SVGProperties::DEFAULT_LINE_CAP = "round";
const char * SVGProperties::DEFAULT_LINE_COLOR = "black";
const char * SVGProperties::DEFAULT_LINE_CAP = "round";
/** /**
* SVG exporter. * SVG exporter.
@ -189,18 +227,51 @@ public:
SVGProperties properties; SVGProperties properties;
return Save(mp, filename, properties); return Save(mp, filename, properties);
} }
static bool Save(vector<EdgeMeshType*> *vp, const char *filename, SVGProperties & pro){
//! Save with the given SVG properties. //Function that export a vector of EdgeMesh in an unic single SVG file.
static bool Save(EdgeMeshType *mp, const char *filename, SVGProperties & props)
{
FILE * o = fopen(filename,"w"); FILE * o = fopen(filename,"w");
if (o==NULL) if (o==NULL)
return false; return false;
int num = (*vp).size(); //number of square to draw
//pro.setDimension((math::Sqrt(num)*10), (math::Sqrt(num)*10));
//pro.setViewBox((math::Sqrt(num)*1000));
WriteXmlHead(o,pro.getWidth(),pro.getHeight(),pro.getViewBox(),Point2d(0,0));
float scale= pro.getScale();
vector<EdgeMeshType*>::iterator it;
int i=0;
for(it=(*vp).begin(); it!=(*vp).end(); it++){
EdgeMeshType* ed;
ed=(*it);
pro.setPosition(Point2d((pro.getViewBox().V(0)/pro.numCol)*i,40));
int x=pro.getViewBox().V(0);
int y=pro.getViewBox().V(1);
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);
Save(ed,o,pro);
fprintf(o,"<text x= \" %d \" y= \"20 \" font-family= \"Verdana \" font-size= \"20 \" >",(x/pro.numCol)*i);
fprintf(o,"Slice num:%d, </text>", i);
i++;
}
fprintf(o, "</svg>");
fclose(o);
return true;
}
static void WriteXmlHead(FILE *o,int width, int height, Point2d viewBox, Point2d position){
int Vx=viewBox[0];
int Vy=viewBox[1];
// initial xml tags // initial xml tags
fprintf(o, "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n"); fprintf(o, "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n");
fprintf(o, "<!-- Created with vcg library -->\n"); fprintf(o, "<!-- Created with vcg library -->\n");
fprintf(o, "<svg width=\"10cm\" height=\"10cm\" viewBox=\"0 0 1000 1000\" \n"); fprintf(o, "<svg width=\"%d cm\" height=\"%d cm\" viewBox=\"0 0 %d %d \" \n",width, height, Vx, Vy+50);
fprintf(o, " xmlns:dc=\"http://purl.org/dc/elements/1.1/\" \n"); fprintf(o, " xmlns:dc=\"http://purl.org/dc/elements/1.1/\" \n");
fprintf(o, " xmlns:cc=\"http://web.resource.org/cc/\" \n"); fprintf(o, " xmlns:cc=\"http://web.resource.org/cc/\" \n");
fprintf(o, " xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\" \n"); fprintf(o, " xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\" \n");
@ -216,6 +287,16 @@ public:
fprintf(o, " </cc:Work> \n"); fprintf(o, " </cc:Work> \n");
fprintf(o, " </rdf:RDF> \n"); fprintf(o, " </rdf:RDF> \n");
fprintf(o, " </metadata> \n"); fprintf(o, " </metadata> \n");
}
//! Save with the given SVG properties.
static bool Save(EdgeMeshType *mp, const char *filename, SVGProperties & props )
{
FILE * o = fopen(filename,"w");
if (o==NULL)
return false;
WriteXmlHead(o, props.getWidth(),props.getHeight(), props.getViewBox(), props.getPosition());
Save(mp, o, props); Save(mp, o, props);
@ -245,14 +326,20 @@ public:
Point3d v2 = v1 ^ props.projPlane()->Direction(); Point3d v2 = v1 ^ props.projPlane()->Direction();
std::vector<Point2f> pts; std::vector<Point2f> pts;
pts.clear();
Point2f pmin(100000000.0f, 100000000.0f); Point2f pmin(100000000.0f, 100000000.0f);
Point2f pmax(-100000000.0f, -100000000.0f); Point2f pmax(-100000000.0f, -100000000.0f);
typename EdgeMeshType::EdgeIterator i; typename EdgeMeshType::EdgeIterator i;
for (i = mp->edges.begin(); i != mp->edges.end(); ++i) for (i = mp->edges.begin(); i != mp->edges.end(); ++i)
{ {
Point3<typename EdgeMeshType::ScalarType> p1 = (*i).V(0)->P(); Point3<typename EdgeMeshType::ScalarType> p1;
Point3<typename EdgeMeshType::ScalarType> p2 = (*i).V(1)->P(); Point3<typename EdgeMeshType::ScalarType> p2;
p1 = (*i).V(0)->P();
p2 = (*i).V(1)->P();
Point3d p1d(p1[0], p1[1], p1[2]); Point3d p1d(p1[0], p1[1], p1[2]);
Point3d p2d(p2[0], p2[1], p2[2]); Point3d p2d(p2[0], p2[1], p2[2]);
@ -268,34 +355,21 @@ public:
pts.push_back(pt1); pts.push_back(pt1);
pts.push_back(pt2); pts.push_back(pt2);
if (pt1[0] <= pmin[0]) pmin[0]=math::Min(math::Min(pt1[0],pmin[0]), pt2[0]);
pmin[0] = pt1[0]; pmin[1]=math::Min(math::Min(pt1[1],pmin[1]), pt2[1]);
pmax[0]=math::Max(math::Max(pt1[0],pmax[0]), pt2[0]);
pmax[1]=math::Max(math::Max(pt1[1],pmax[1]), pt2[1]);
if (pt2[0] <= pmin[0])
pmin[0] = pt2[0];
if (pt1[1] <= pmin[1])
pmin[1] = pt1[1];
if (pt2[1] <= pmin[1])
pmin[1] = pt2[1];
if (pt1[0] >= pmax[0])
pmax[0] = pt1[0];
if (pt2[0] >= pmax[0])
pmax[0] = pt2[0];
if (pt1[1] >= pmax[1])
pmax[1] = pt1[1];
if (pt2[1] >= pmax[1])
pmax[1] = pt2[1];
} }
float scale = 1000.0f / std::max(pmax[0] - pmin[0], pmax[1] - pmin[1]);
float scale=props.getScale();
// line settings // line settings
Point2d pos=props.getPosition();
fprintf(o,"<text x= \" %f \" y= \"50 \" font-family= \"Verdana \" font-size= \"20 \" >",pos[0]);
fprintf(o,"Scale 1: %f, </text>", scale);
fprintf(o, " <g stroke=\"%s\" stroke-linecap=\"%s\" > \n", fprintf(o, " <g stroke=\"%s\" stroke-linecap=\"%s\" > \n",
props.lineColor(), props.lineCapStyle()); props.lineColor(), props.lineCapStyle());
@ -306,9 +380,12 @@ public:
++itPoints; ++itPoints;
Point2f p2 = *itPoints; Point2f p2 = *itPoints;
fprintf(o, " <line x1=\"%f\" y1=\"%f\" x2=\"%f\" y2=\"%f\" \n", fprintf(o, " <line x1=\"%f\" y1=\"%f\" x2=\"%f\" y2=\"%f\" \n",
(p1[0] - pmin[0]) * scale, (p1[1] - pmin[1]) * scale, pos.X()+((p1[0] - pmin[0]) * scale), pos.Y()+((p1[1] - pmin[1]) * scale),
(p2[0] - pmin[0]) * scale, (p2[1] - pmin[1]) * scale ); pos.X()+((p2[0] - pmin[0]) * scale), pos.Y()+((p2[1] - pmin[1]) * scale ));
fprintf(o, " stroke-width = \"%d\" ",props.lineWidth()); fprintf(o, " stroke-width = \"%d\" ",props.lineWidth());
fprintf(o, "/>\n"); fprintf(o, "/>\n");
@ -317,6 +394,7 @@ public:
fprintf(o, " </g>\n"); fprintf(o, " </g>\n");
} }
}; };