/* Demonstrates multiple windows */

#include "plplot.h"
#include <stdio.h>
#include <math.h>

main()
{
      PLINT i,j;
      PLFLT vmin,vmax;
      char text[3];

     /* Divide screen into 16 regions */
      plstar(4,4);
      plschr((PLFLT)0.0,(PLFLT)3.5);
      plfont(4);

      for (i=0; i<=15; i++) {
        plcol(i/4+1);
        sprintf(text,"%d",i);
        pladv(0);
        vmin = 0.1;
        vmax = 0.9;
        for (j=0; j<=2; j++) {
          plwid(j+1);
          plvpor(vmin,vmax,vmin,vmax);
          plwind((PLFLT)0.0,(PLFLT)1.0,(PLFLT)0.0,(PLFLT)1.0);
          plbox("bc",(PLFLT)0.0,0,"bc",(PLFLT)0.0,0);
          vmin = vmin + 0.1;
          vmax = vmax - 0.1;
        }
        plwid(1);
        plptex((PLFLT)0.5,(PLFLT)0.5,(PLFLT)1.0,(PLFLT)0.0,(PLFLT)0.5,text);
      }

      plend();
}