rpi4-osdev/part12-wgt/wbutt.c
2021-03-07 19:07:08 +00:00

34 lines
729 B
C

#include "wgt.h"
void wbutt (short x, short y, short x2, short y2)
{
short ctr;
if (y2 < y)
{
/* swap y's */
ctr = y;
y = y2;
y2 = ctr;
}
if (x2 < x)
{
/* swap x's */
ctr = x;
x = x2;
x2 = ctr;
}
wsetcolor (vgapal[0]);
wrectangle (x - 1, y - 1, x2 + 1, y2 + 1);
/* Clear area for button */
wsetcolor (vgapal[254]);
wbar (x, y, x2, y2); /* Draw inner bar */
wsetcolor (vgapal[255]);
wline (x2, y, x2, y2); /* Outline right and bottom edges */
wline (x2, y2, x, y2);
wsetcolor (vgapal[253]); /* Use a different shade */
wline (x, y, x2, y); /* Outline upper and left edges */
wline (x, y, x, y2);
}