Function msShapeGetAnnotation

maputil.c:569–627

}

char *msShapeGetAnnotation(layerObj *layer, shapeObj *shape)
{
  char *tmpstr=NULL;

  if(layer->class[shape->classindex]->text.string) { /* test for global label first */
    switch(layer->class[shape->classindex]->text.type) {
    case(MS_STRING):
      {
        char *target=NULL;
        tokenListNodeObjPtr node=NULL;
        tokenListNodeObjPtr nextNode=NULL;

        tmpstr = msStrdup(layer->class[shape->classindex]->text.string);

        node = layer->class[shape->classindex]->text.tokens;
        if(node) {
          while(node != NULL) {
            nextNode = node->next;
            if(node->token == MS_TOKEN_BINDING_DOUBLE || node->token == MS_TOKEN_BINDING_INTEGER || node->token == MS_TOKEN_BINDING_STRING || node->token == MS_TOKEN_BINDING_TIME) {
              target = (char *) msSmallMalloc(strlen(node->tokenval.bindval.item) + 3);
              sprintf(target, "[%s]", node->tokenval.bindval.item);
              tmpstr = msReplaceSubstring(tmpstr, target, shape->values[node->tokenval.bindval.index]);
              msFree(target);
	    }
            node = nextNode;
          }
        }
      }
      break;
    case(MS_EXPRESSION):
      {
        int status;
        parseObj p;

        p.shape = shape;
        p.expr = &(layer->class[shape->classindex]->text);
        p.expr->curtoken = p.expr->tokens; /* reset */
        p.type = MS_PARSE_TYPE_STRING;

        status = yyparse(&p);

        if (status != 0) {
	  msSetError(MS_PARSEERR, "Failed to process text expression: %s", "msShapeGetAnnotation", layer->class[shape->classindex]->text.string);
	  return NULL;
        }

        tmpstr = p.result.strval;        
        break;
      }
    default:
      break;
    }
  } else {
    if (shape->values && layer->labelitemindex >= 0)
      tmpstr = msStrdup(shape->values[layer->labelitemindex]);
  }

  return(tmpstr);