21 Aug 96 08:53, Frank Adam wrote to All:

 > This is one cute way of making a progress bar and handling sequential 
 > data, probably the least recommended way too, as it's rather hungry :-)

Here's another - have fun!  :-)

/*
 *  Written by Andrew Clarke in December 1994 and updated for VidMgr
 *  compatibility in August 1996.  Released to the public domain.
 */

#include 
#include 
#include "vidmgr.h"

void progress_bar(char x, char y, char width, char attr, double range,
  double n)
{
    double percent;
    char buf[250];

    memset(buf, '\0', sizeof buf);
    vm_clearbox(x, y, x + width - 1, y);
    percent = floor((n / range) * (width * 2));
    if (percent == 1.0)
    {
    	vm_xputch(x, y, attr, '\xDD');
    }
    else if (percent > 1.0)
    {
    	if (fmod(percent, 2.0) != 0.0)  /* odd number */
    	{
    	    memset(buf, '\xDB', floor((percent - 1.0) / 2.0));
    	    strcat(buf, "\xDD");
    	}
    	else                            /* even number */
    	{
    	    memset(buf, '\xDB', floor(percent / 2.0));
    	}
    	vm_xputs(x, y, attr, buf);
    }
}

void draw_window(char x1, char y1, char x2, char y2, char attr, char shadattr,
  char *style, int has_shadow)
{
    if (has_shadow)
    {
        vm_attrib(x1 + 2, y1 + 1, x2 + 2, y2 + 1, shadattr);
    }
    vm_paintclearbox(x1, y1, x2, y2, attr);
    vm_frame(x1 + 3, y1 + 1, x2 - 3, y2 - 1, attr, style);
}

int main(void)
{
    int i;

    vm_init();

    draw_window(20, 8, 59, 16, vm_mkcolor(BLACK, LIGHTGRAY),
      vm_mkcolor(LIGHTGRAY, BLACK), vm_frame_double, 1);

    vm_attrib(25, 11, 54, 11, vm_mkcolor(LIGHTGRAY, BLACK));
    for (i = 0; i <= 88; i += 2)
    {
        progress_bar(25, 11, 30, vm_mkcolor(LIGHTBLUE, BLACK), 88.0, (double) i);
    }

    vm_done();
    return 0;
}

--- Msged/2 4.00