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Decouple SVG properties and exporter for simmetry with the other exporter

This commit is contained in:
Massimiliano Corsini 2006-02-15 15:40:06 +00:00
parent dd39e70c72
commit 3632a79352
1 changed files with 72 additions and 27 deletions
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99
wrap/io_edgemesh/export_svg.h
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@ -24,6 +24,9 @@
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$Log: not supported by cvs2svn $
Revision 1.1 2006/02/13 16:18:09 corsini
first working version
****************************************************************************/
#ifndef __VCG_LIB_EXPORTER_SVG
@ -36,19 +39,15 @@ namespace vcg
namespace io
{
/**
* SVG exporter.
*
* This exporter save a mesh of EdgeMesh type in the SVG format.
* Most of the features of the SVG format are not supported.
* The given EdgeMesh is saved as a set lines. It is possible to
* set the width and the color of the lines.
*/
template <class EdgeMeshType>
class ExporterSVG
{
// definitions
/**
* SVG Properties.
*
* Support class to set the properties of the SVG exporter.
*/
class SVGProperties
{
// definitions
public:
//! Stroke colors.
@ -80,6 +79,10 @@ public:
SQUARE
};
static const int DEFAULT_LINE_WIDTH;
static const char * DEFAULT_LINE_COLOR;
static const char * DEFAULT_LINE_CAP;
// private data members
private:
@ -92,22 +95,27 @@ private:
//! Stroke linecap (see StrokeLineCap).
std::string stroke_linecap;
// construction
public:
SVGProperties()
{
lwidth = DEFAULT_LINE_WIDTH;
stroke_color = DEFAULT_LINE_COLOR;
stroke_linecap = DEFAULT_LINE_CAP;
}
// public methods
public:
ExporterSVG(void)
{
lwidth = 5;
stroke_color = "black";
stroke_linecap = "round";
}
static void setLineWidth(int width)
//! Set the line width.
void setLineWidth(int width)
{
lwidth = width;
}
static void setColor(enum StrokeColor color)
//! Set the stroke color.
void setColor(enum StrokeColor color)
{
if (color == BLACK)
stroke_color = "black";
@ -143,7 +151,8 @@ public:
stroke_color = "aqua";
}
static void setLineCap(enum StrokeLineCap linecap)
//! Set the line cap style.
void setLineCap(enum StrokeLineCap linecap)
{
if (linecap == BUTT)
stroke_linecap = "butt";
@ -152,8 +161,44 @@ public:
else if (linecap == SQUARE)
stroke_linecap = "square";
}
// accessors
public:
int lineWidth(){return lwidth;}
const char * lineColor(){return stroke_color.c_str();}
const char * lineCapStyle(){return stroke_linecap.c_str();}
};
// DEFAULT SVG PROPERTIES
const int SVGProperties::DEFAULT_LINE_WIDTH = 2;
const char * SVGProperties::DEFAULT_LINE_COLOR = "black";
const char * SVGProperties::DEFAULT_LINE_CAP = "round";
/**
* SVG exporter.
*
* This exporter save a mesh of EdgeMesh type in the SVG format.
* Most of the features of the SVG format are not supported.
* The given EdgeMesh is saved as a set lines. The properties
* of the SVG export can be set through the SVGProp class.
*/
template <class EdgeMeshType>
class ExporterSVG
{
public:
//! Save with the default SVG properties.
static bool Save(EdgeMeshType *mp, const char *filename)
{
SVGProperties properties;
return Save(mp, filename, properties);
}
bool Save(EdgeMeshType *mp, const char * filename)
//! Save with the given SVG properties.
static bool Save(EdgeMeshType *mp, const char *filename, SVGProperties & props)
{
FILE * o = fopen(filename,"w");
if (o==NULL)
@ -179,7 +224,7 @@ public:
fprintf(o, " </rdf:RDF> \n");
fprintf(o, " </metadata> \n");
Save(mp,o);
Save(mp, o, props);
fprintf(o, "</svg>");
@ -189,7 +234,7 @@ public:
return true;
}
void Save(EdgeMeshType *mp, FILE* o)
static void Save(EdgeMeshType *mp, FILE* o, SVGProperties & props)
{
EdgeMeshType::EdgeIterator i;
@ -198,7 +243,7 @@ public:
// line settings
fprintf(o, " <g stroke=\"%s\" stroke-linecap=\"%s\" > \n",
stroke_color.c_str(), stroke_linecap.c_str());
props.lineColor(), props.lineCapStyle());
for(i = mp->edges.begin(); i != mp->edges.end(); ++i)
{
@ -209,7 +254,7 @@ public:
(p1[0] - pmin[0]) * scale, (p1[2] - pmin[2]) * scale,
(p2[0] - pmin[0]) * scale, (p2[2] - pmin[2]) * scale );
fprintf(o, " stroke-width = \"%d\" ",lwidth);
fprintf(o, " stroke-width = \"%d\" ",props.lineWidth());
fprintf(o, "/>\n");
}