2 * Copyright © 2023 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
22 #define DEFAULT_WIDTH WIDTH
23 #define DEFAULT_HEIGHT HEIGHT
28 #define STRIDE ((WIDTH + 31) / 32)
30 static uint32_t bits[STRIDE * HEIGHT];
32 static struct ao_bitmap fb = {
39 #define BIG_FONT FrutigerLT_Roman_64_font
40 #define SMALL_FONT FrutigerLT_Roman_12_font
42 #define VALUE_Y BIG_FONT.ascent
43 #define LABEL_Y BIG_FONT.ascent + SMALL_FONT.ascent + 2
46 #define BOX_LABEL_X 30
47 #define PAD_LABEL_X 95
48 #define SEP_X (PAD_X - 8)
50 void HandleExpose(Display *dpy, Window win, GC gc)
52 ao_rect(&fb, 0, 0, WIDTH, HEIGHT, 0xffffffff, AO_COPY);
54 ao_text(&fb, &BIG_FONT, BOX_X, VALUE_Y, "32", 0x00000000, AO_COPY);
55 ao_text(&fb, &SMALL_FONT, BOX_LABEL_X, LABEL_Y, "box", 0x00000000, AO_COPY);
57 ao_text(&fb, &BIG_FONT, PAD_X, VALUE_Y, "2", 0x00000000, AO_COPY);
58 ao_text(&fb, &SMALL_FONT, PAD_LABEL_X, LABEL_Y, "pad", 0x00000000, AO_COPY);
60 ao_line(&fb, SEP_X, 0, SEP_X, HEIGHT, 0x00000000, AO_COPY);
62 XImage *image = XCreateImage(dpy, visual, 1, XYBitmap, 0, (char *) bits, WIDTH, HEIGHT, 32, STRIDE*4);
63 XSetForeground(dpy, gc, WhitePixel(dpy, screen));
64 XSetBackground(dpy, gc, BlackPixel(dpy, screen));
65 XPutImage(dpy, win, gc, image, 0, 0, 0, 0, WIDTH, HEIGHT);