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/* xscreensaver, Copyright (c) 1991-1998 Jamie Zawinski <jwz@netscape.com>
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation. No representations are made about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*/
/* 1999-Nov-21 Modified by Jim Knoble <jmknoble@jmknoble.cx>
* Modifications:
* - Extracted draw_shaded_rectangle() from xscreensaver source for use
* in a separate application. Constructed separate header file.
*/
#include <X11/Intrinsic.h>
void
draw_shaded_rectangle (Display *dpy, Window window,
int x, int y,
int width, int height,
int thickness,
unsigned long top_color,
unsigned long bottom_color)
{
XPoint points[4];
XGCValues gcv;
GC gc1, gc2;
if (thickness == 0) return;
gcv.foreground = top_color;
gc1 = XCreateGC (dpy, window, GCForeground, &gcv);
gcv.foreground = bottom_color;
gc2 = XCreateGC (dpy, window, GCForeground, &gcv);
points [0].x = x;
points [0].y = y;
points [1].x = x + width;
points [1].y = y;
points [2].x = x + width - thickness;
points [2].y = y + thickness;
points [3].x = x;
points [3].y = y + thickness;
XFillPolygon (dpy, window, gc1, points, 4, Convex, CoordModeOrigin);
points [0].x = x;
points [0].y = y + thickness;
points [1].x = x;
points [1].y = y + height;
points [2].x = x + thickness;
points [2].y = y + height - thickness;
points [3].x = x + thickness;
points [3].y = y + thickness;
XFillPolygon (dpy, window, gc1, points, 4, Convex, CoordModeOrigin);
points [0].x = x + width;
points [0].y = y;
points [1].x = x + width - thickness;
points [1].y = y + thickness;
points [2].x = x + width - thickness;
points [2].y = y + height - thickness;
points [3].x = x + width;
points [3].y = y + height - thickness;
XFillPolygon (dpy, window, gc2, points, 4, Convex, CoordModeOrigin);
points [0].x = x;
points [0].y = y + height;
points [1].x = x + width;
points [1].y = y + height;
points [2].x = x + width;
points [2].y = y + height - thickness;
points [3].x = x + thickness;
points [3].y = y + height - thickness;
XFillPolygon (dpy, window, gc2, points, 4, Convex, CoordModeOrigin);
XFreeGC (dpy, gc1);
XFreeGC (dpy, gc2);
}
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