svg_defs.c

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/*****************************************************************************/
#include "libtpcsvg.h"
/*****************************************************************************/
extern int SVG_INLINE;
/*****************************************************************************/
 
/*****************************************************************************/
static char *svgcolor[] = {
  /* BLACK   */ "black",
  /* RED     */ "red",
  /* BLUE    */ "blue",
  /* GREEN   */ "green",
  /* PURPLE  */ "purple",
  /* OLIVE   */ "olive",
  /* AQUA    */ "aqua", 
  /* FUCHSIA */ "fuchsia",
  /* GRAY    */ "gray",
  /* LIME    */ "lime",
  /* MAROON  */ "maroon",
  /* NAVY    */ "navy",
  /* SILVER  */ "silver",
  /* TEAL    */ "teal", 
  /* YELLOW  */ "yellow",
  0
};
/*****************************************************************************/
 
/*****************************************************************************/
char *svgColorName(
  const svgColor i
) {
  unsigned int n=0;
  while(svgcolor[n]!=0) n++;
  if(/*i<0 ||*/ i>n-1) return(NULL); //return(svgcolor[BLACK]);
  else return(svgcolor[i]);
}
/*****************************************************************************/
 
/*****************************************************************************/
static char *svgsymbol[] = {
  /* RECTANGLE     */ "rect",
  /* CIRCLE        */ "circ",
  /* UPTRIANGLE    */ "uptr",
  /* DOWNTRIANGLE  */ "dotr",
  /* DIAMOND       */ "diam",
  /* LEFTTRIANGLE  */ "letr",
  /* RIGHTTRIANGLE */ "ritr", 
  0
};
/*****************************************************************************/
 
/*****************************************************************************/
char *svgSymbolName(
  const svgSymbolType i
) {
  unsigned int n=0;
  while(svgsymbol[n]!=0) n++;
  if(/*i<0 ||*/ i>n-1) return(NULL);
  else return(svgsymbol[i]);
}
/*****************************************************************************/
 
/*****************************************************************************/
int svg_define_symbols(
  FILE *fp,
  char *errmsg,
  int verbose
) {
  char tmp[2048], ilc[9], line[256], allsame[128];
 
  if(verbose>0) printf("svg_define_symbols(fp, errmsg, %d)\n", verbose);
 
  if(SVG_INLINE) strcpy(ilc, "svg:"); else strcpy(ilc, "");
  strcpy(allsame, "viewBox=\"0 0 120 120\" preserveAspectRatio=\"xMinYMin meet\"");
 
  strcpy(tmp, "");
  sprintf(line, "  <%sdefs>\n", ilc); strcat(tmp, line);
 
  sprintf(line, "    <%ssymbol id=\"sym-rect\" %s >\n", ilc, allsame);
  strcat(tmp, line);
  //sprintf(line, "      <%srect x=\"2\" y=\"2\" width=\"116\" height=\"116\" style=\"stroke-width:40\" />\n", ilc);
  sprintf(line, "      <%spolygon points=\"13 13, 13 107, 107 107, 107 13\" />\n", ilc);
  strcat(tmp, line);
  sprintf(line, "    </%ssymbol>\n", ilc); strcat(tmp, line);
 
  sprintf(line, "    <%ssymbol id=\"sym-circ\" %s >\n", ilc, allsame);
  strcat(tmp, line);
//  sprintf(line, "      <%scircle cx=\"60\" cy=\"60\" r=\"50\" />\n", ilc);
  sprintf(line, "      <%scircle cx=\"60\" cy=\"60\" r=\"46\" />\n", ilc);
  strcat(tmp, line);
  sprintf(line, "    </%ssymbol>\n", ilc); strcat(tmp, line);
 
  sprintf(line, "    <%ssymbol id=\"sym-uptr\" %s >\n", ilc, allsame);
  strcat(tmp, line);
//  sprintf(line, "      <%spolygon points=\" 10 17, 110 17, 60 103 \" />\n", ilc);
  sprintf(line, "      <%spolygon points=\" 14 14, 106 14, 60 106 \" />\n", ilc);
  strcat(tmp, line);
  sprintf(line, "    </%ssymbol>\n", ilc); strcat(tmp, line);
 
  sprintf(line, "    <%ssymbol id=\"sym-dotr\" %s >\n", ilc, allsame);
  strcat(tmp, line);
//  sprintf(line, "      <%spolygon points=\" 10 103, 110 103, 60 17 \" />\n", ilc);
  sprintf(line, "      <%spolygon points=\" 14 106, 106 106, 60 14 \" />\n", ilc);
  strcat(tmp, line);
  sprintf(line, "    </%ssymbol>\n", ilc); strcat(tmp, line);
 
  sprintf(line, "    <%ssymbol id=\"sym-letr\" %s >\n", ilc, allsame);
  strcat(tmp, line);
//  sprintf(line, "      <%spolygon points=\" 103 10, 103 110, 17 60 \" />\n", ilc);
  sprintf(line, "      <%spolygon points=\" 106 14, 106 106, 14 60 \" />\n", ilc);
  strcat(tmp, line);
  sprintf(line, "    </%ssymbol>\n", ilc); strcat(tmp, line);
 
  sprintf(line, "    <%ssymbol id=\"sym-ritr\" %s >\n", ilc, allsame);
  strcat(tmp, line);
//  sprintf(line, "      <%spolygon points=\" 17 10, 17 110, 103 60 \" />\n", ilc);
  sprintf(line, "      <%spolygon points=\" 14 14, 14 106, 106 60 \" />\n", ilc);
  strcat(tmp, line);
  sprintf(line, "    </%ssymbol>\n", ilc); strcat(tmp, line);
 
  sprintf(line, "    <%ssymbol id=\"sym-diam\" %s >\n", ilc, allsame);
  strcat(tmp, line);
//  sprintf(line, "      <%spolygon points=\" 60 10, 110 60, 60 110, 10 60 \" />\n", ilc);
  sprintf(line, "      <%spolygon points=\" 60 14, 106 60, 60 106, 14 60 \" />\n", ilc);
  strcat(tmp, line);
  sprintf(line, "    </%ssymbol>\n", ilc); strcat(tmp, line);
 
  sprintf(line, "  </%sdefs>\n", ilc); strcat(tmp, line);
 
  return(svg_write(fp, tmp, errmsg, verbose-5));
}
/*****************************************************************************/
 
/*****************************************************************************/