EMILE/libui/progressbar.c

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2007-08-12 20:40:55 +00:00
/*
*
* (c) 2007 Laurent Vivier <Laurent@lvivier.info>
*
*/
#include <stdio.h>
#include <stdlib.h>
#include "libui.h"
emile_progressbar_t* emile_progressbar_create(emile_window_t *win, int max)
{
int i;
emile_progressbar_t *bar;
if (max <= 0)
return NULL;
bar = (emile_progressbar_t*)malloc(sizeof(emile_progressbar_t));
if (bar == NULL)
return bar;
bar->win = *win;
bar->max = max;
bar->current = 0;
emile_window(&bar->win);
console_set_cursor_position(bar->win.l, bar->win.c);
console_select_charset('0');
for (i = 0; i < bar->win.w; i++)
putchar('a');
console_select_charset('B');
return bar;
}
void emile_progressbar_delete(emile_progressbar_t* bar)
{
free(bar);
}
void emile_progressbar_value(emile_progressbar_t* bar, int value)
{
int i;
if ( (value < 0) || (value > bar->max) )
return;
console_select_charset('0');
console_video_inverse();
for (i = bar->current * bar->win.w / bar->max;
i < value * bar->win.w / bar->max; i++)
{
console_set_cursor_position(bar->win.l, bar->win.c + i);
putchar(' ');
}
console_video_normal();
console_select_charset('B');
bar->current = value;
}