redraw_legend_display.c

Go to the documentation of this file.

 
#include "prototypes.h"
void redraw_legend_display(Drawable pixm)
 
{
 
extern int max_legends;
extern char *ls[];
extern Display *display;
extern GC gc;
extern unsigned long qmap[16];
extern Widget drawing_area;
extern int rs;
extern int legendysize,legendxsize;
extern Pixmap logo[2];
extern XFontStruct *info_font[10];
extern Font font[10];
char buf[50];
int text_width,maxtopo;
Dimension width,height;
Arg args[10];
int legendystart;
int i;
 
legendystart=legendysize+10;
 
XtSetArg(args[0],XtNwidth,&width);
XtSetArg(args[1],XtNheight,&height);
XtGetValues(drawing_area,args,2);
 
XSetFunction(display,gc,GXcopy);
 
XSetForeground(display,gc,0);
XSetBackground(display,gc,0);
XFillRectangle(display,pixm,gc,width-legendxsize+1,0,width,height);
 
strcpy(buf,"Legends");
XSetFont(display,gc,font[3]);
XSetForeground(display,gc,qmap[15]);
text_width=XTextWidth(info_font[3],buf,strlen(buf));
XDrawString(display,pixm,gc,width-5-text_width,legendystart+5,buf,strlen(buf));
XSetFont(display,gc,font[1]);
 
XSetForeground(display,gc,qmap[15]);
maxtopo=1;
 
for(i=0;i<max_legends;i++) {
 
     XSetFillStyle(display,gc,FillStippled);
 
     if((i/2*2)==i)
         XSetStipple(display,gc,logo[0]);
 
     else
         XSetStipple(display,gc,logo[2]);
 
     XFillRectangle(display,pixm,gc,width-rs-5,legendystart+(maxtopo+i)*rs,rs,rs);
     strcpy(buf,ls[i]);                   
     text_width=XTextWidth(info_font[1],buf,strlen(buf));
     XSetFillStyle(display,gc,FillSolid);
     XDrawString(display,pixm,gc,width-rs-10-text_width,legendystart+(maxtopo+i)*rs+rs/2+3,buf,strlen(buf));
 
     }
 
}