redraw_isohyet_legend.c

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#include "prototypes.h"
void redraw_isohyet_legend(Drawable pixm)
 
{
 
 
extern Display *display;
extern GC gc;
extern unsigned long qmap[16];
extern unsigned long imap[16];
extern Widget drawing_area;
extern int rs;
extern int legendysize,legendxsize;
extern int ilegend_save;
extern Pixmap logo[4];
extern XFontStruct *info_font[10];
extern Font font[10];
extern int iscale;
char buf[50];
int k,text_width,maxtopo,m;
Dimension width,height;
Arg args[10];
int legendystart;
 
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,"Isohyets (in)");
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]);
for(k=0;k<15;k++) {
 
                  XSetForeground(display,gc,imap[k]);
                  XFillRectangle(display,pixm,gc,width-rs-5,legendystart+(k+1)*rs,rs,rs);
                  if(ilegend_save==k) {
                      
                        XSetForeground(display,gc,qmap[15]);
                        XDrawRectangle(display,pixm,gc,width-rs-5,legendystart+(k+1)*rs,rs-1,rs-1);
 
              }
 
                  m=(int)pow(2,(double)(iscale+1));                  
 
                  sprintf(buf,"%d to %d",k*m,(k+1)*m);
                  XSetForeground(display,gc,qmap[15]);
                  text_width=XTextWidth(info_font[1],buf,strlen(buf));
                  XDrawString(display,pixm,gc,width-rs-10-text_width,legendystart+(k+1)*rs+rs/2+3,buf,strlen(buf));
 
        }
 
maxtopo=16;
XSetForeground(display,gc,qmap[15]);
XSetFillStyle(display,gc,FillStippled);
XSetStipple(display,gc,logo[0]);
 
XFillRectangle(display,pixm,gc,width-rs-5,legendystart+maxtopo*rs,rs,rs);
strcpy(buf,"filter down");                 
text_width=XTextWidth(info_font[1],buf,strlen(buf));
XSetFillStyle(display,gc,FillSolid);
XDrawString(display,pixm,gc,width-rs-10-text_width,legendystart+maxtopo*rs+rs/2+3,buf,strlen(buf));
 
XSetStipple(display,gc,logo[2]);
XSetFillStyle(display,gc,FillStippled);
XFillRectangle(display,pixm,gc,width-rs-5,legendystart+(maxtopo+1)*rs,rs,rs);
strcpy(buf,"filter up");                  
text_width=XTextWidth(info_font[1],buf,strlen(buf));
XSetFillStyle(display,gc,FillSolid);
XDrawString(display,pixm,gc,width-rs-10-text_width,legendystart+(maxtopo+1)*rs+rs/2+3,buf,strlen(buf));
 
XSetStipple(display,gc,logo[0]);
XSetFillStyle(display,gc,FillStippled);
XFillRectangle(display,pixm,gc,width-rs-5,legendystart+(maxtopo+2)*rs,rs,rs);
strcpy(buf,"change scale");                  
text_width=XTextWidth(info_font[1],buf,strlen(buf));
XSetFillStyle(display,gc,FillSolid);
XDrawString(display,pixm,gc,width-rs-10-text_width,legendystart+(maxtopo+2)*rs+rs/2+3,buf,strlen(buf)); 
 
XSetStipple(display,gc,logo[2]);
XSetFillStyle(display,gc,FillStippled);
XFillRectangle(display,pixm,gc,width-rs-5,legendystart+(maxtopo+3)*rs,rs,rs);
strcpy(buf,"filter off");                  
text_width=XTextWidth(info_font[1],buf,strlen(buf));
XSetFillStyle(display,gc,FillSolid);
XDrawString(display,pixm,gc,width-rs-10-text_width,legendystart+(maxtopo+3)*rs+rs/2+3,buf,strlen(buf)); 
 
XSetStipple(display,gc,logo[0]);
XSetFillStyle(display,gc,FillStippled);
XFillRectangle(display,pixm,gc,width-rs-5,legendystart+(maxtopo+4)*rs,rs,rs);
strcpy(buf,"raster");                  
text_width=XTextWidth(info_font[1],buf,strlen(buf));
XSetFillStyle(display,gc,FillSolid);
XDrawString(display,pixm,gc,width-rs-10-text_width,legendystart+(maxtopo+4)*rs+rs/2+3,buf,strlen(buf));
 
XSetStipple(display,gc,logo[2]);
XSetFillStyle(display,gc,FillStippled);
XFillRectangle(display,pixm,gc,width-rs-5,legendystart+(maxtopo+5)*rs,rs,rs);
strcpy(buf,"contour");                  
text_width=XTextWidth(info_font[1],buf,strlen(buf));
XSetFillStyle(display,gc,FillSolid);
XDrawString(display,pixm,gc,width-rs-10-text_width,legendystart+(maxtopo+5)*rs+rs/2+3,buf,strlen(buf)); 
 
XSetStipple(display,gc,logo[0]);
XSetFillStyle(display,gc,FillStippled);
XFillRectangle(display,pixm,gc,width-rs-5,legendystart+(maxtopo+6)*rs,rs,rs);
strcpy(buf,"close");                  
text_width=XTextWidth(info_font[1],buf,strlen(buf));
XSetFillStyle(display,gc,FillSolid);
XDrawString(display,pixm,gc,width-rs-10-text_width,legendystart+(maxtopo+6)*rs+rs/2+3,buf,strlen(buf)); 
 
}