Function msDrawShadeSymbolIM

mapimagemap.c:1365–1628

------------------------------------------------------------------------- */ Draw a shade symbol of the specified size and color */ ------------------------------------------------------------------------- */

/* Draw a shade symbol of the specified size and color                       */
/* ------------------------------------------------------------------------- */
void msDrawShadeSymbolIM(symbolSetObj *symbolset, imageObj* img, shapeObj *p, styleObj *style, double scalefactor)
{
  symbolObj *symbol;
/*  gdPoint oldpnt, newpnt;
  gdPoint sPoints[MS_MAXVECTORPOINTS];
  gdImagePtr tile;
  int x, y;
  int tile_bc=-1, tile_fc=-1; // colors (background and foreground) //
  int fc, bc, oc;
  double d;
  int bbox[8];
  rectObj rect;
  char *font=NULL;
  */
  int i,j,l;
char first = 1;
double size;

DEBUG_IF printf("msDrawShadeSymbolIM\n<BR>");
  if(!p) return;
  if(p->numlines <= 0) return;
/* if(style->backgroundcolor.pen == MS_PEN_UNSET) msImageSetPenIM(img, &(style->backgroundcolor)); */
/* if(style->color.pen == MS_PEN_UNSET) msImageSetPenIM(img, &(style->color)); */
/* if(style->outlinecolor.pen == MS_PEN_UNSET) msImageSetPenIM(img, &(style->outlinecolor)); */

  symbol = symbolset->symbol[style->symbol];
/* bc = style->backgroundcolor.pen; */
/* fc = style->color.pen; */
/* oc = style->outlinecolor.pen; */
  if(style->size == -1) {
      size = msSymbolGetDefaultSize( symbol );
      size = MS_NINT(size*scalefactor);
  }
  else
      size = MS_NINT(style->size*scalefactor);
  size = MS_MAX(size, style->minsize*img->resolutionfactor);
  size = MS_MIN(size, style->maxsize*img->resolutionfactor);

/* DEBUG_IF printf ("a"); */
/* if(fc==-1 && oc!=-1) { // use msDrawLineSymbolIM() instead (POLYLINE) */
/* msDrawLineSymbolIM(symbolset, img, p, style, scalefactor); */
/* return; */
/* } */
/* DEBUG_IF printf ("b"); */

/* if(style->symbol > symbolset->numsymbols || style->symbol < 0) return; // no such symbol, 0 is OK */
  if (suppressEmpty && p->numvalues==0) return;/* suppress area with empty title */
/* DEBUG_IF printf ("1"); */
/* if(fc < 0) return; // nothing to do */
/* DEBUG_IF printf ("2"); */
/* if(size < 1) return; // size too small */
/* DEBUG_IF printf ("3"); */
      
/* DEBUG_IF printf("BEF%s", img->img.imagemap); */
	  if(style->symbol == 0) { /* simply draw a single pixel of the specified color //     */
		  for(l=0,j=0; j<p->numlines; j++) {
		    if (dxf == 2){
		      im_iprintf (&imgStr, "POLY\n%d\n", matchdxfcolor(style->color));