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
29 #define STRIDE ((WIDTH + 31) / 32)
31 static uint32_t bits[STRIDE * HEIGHT];
33 static struct ao_bitmap fb = {
40 #define BIG_FONT FrutigerLT_Roman_64_font
41 #define VOLT_FONT FrutigerLT_Roman_64_font
42 #define SMALL_FONT NotoMono_12_font
43 #define LOGO_FONT BenguiatGothicStd_Bold_26_font
45 #define LABEL_Y (int16_t) (SMALL_FONT.ascent)
46 #define VALUE_Y (int16_t) (LABEL_Y + BIG_FONT.ascent)
49 #define BOX_LABEL_X 30
50 #define VOLT_LABEL_X 35
51 #define RSSI_LABEL_X 15
52 #define PAD_LABEL_X 95
53 #define SEP_X (PAD_X - 8)
55 static int box_number = 1;
56 static int pad_number = 1;
57 static int do_polys = 0;
59 static const struct ao_coord trek[] = {
63 { .x = 120, .y = 40 },
66 #define NCOORD_TREK (sizeof(trek)/sizeof(trek[0]))
68 static const struct ao_coord donut[] = {
81 #define NCOORD_DONUT (sizeof(donut)/sizeof(donut[0]))
83 static const struct ao_coord bowtie[] = {
90 #define NCOORD_BOWTIE (sizeof(bowtie)/sizeof(bowtie[0]))
92 static const struct ao_transform logo_transform = {
93 .x_scale = 48, .x_off = 0,
94 .y_scale = 48, .y_off = 10,
97 static const struct ao_transform bowtie_transform = {
98 .x_scale = 1, .x_off = 50,
99 .y_scale = 1, .y_off = 20,
102 static const float pad_volts = 12.3f;
103 static const float lco_volts = 4.1f;
104 static const int rssi = -30;
106 void HandleExpose(Display *dpy, Window win, GC gc)
110 ao_rect(&fb, 0, 0, WIDTH, HEIGHT, 0xffffffff, AO_COPY);
114 ao_logo(&fb, &logo_transform, &LOGO_FONT, 0x00000000, AO_COPY);
117 ao_poly(&fb, trek, NCOORD_TREK, NULL, 0x00000000, AO_COPY);
118 ao_poly(&fb, donut, NCOORD_DONUT, NULL, 0x00000000, AO_COPY);
121 ao_poly(&fb, bowtie, NCOORD_BOWTIE, &bowtie_transform, 0x00000000, AO_COPY);
125 switch (box_number) {
127 sprintf(str, "%4.1f", lco_volts);
128 ao_text(&fb, &VOLT_FONT, BOX_X, VALUE_Y, str, 0x00000000, AO_COPY);
129 ao_text(&fb, &SMALL_FONT, VOLT_LABEL_X, LABEL_Y, "LCO Battery", 0x00000000, AO_COPY);
132 switch (pad_number) {
134 sprintf(str, "%4.1f", pad_volts);
135 ao_text(&fb, &VOLT_FONT, BOX_X, VALUE_Y, str, 0x00000000, AO_COPY);
136 ao_text(&fb, &SMALL_FONT, VOLT_LABEL_X, LABEL_Y, "Pad Battery", 0x00000000, AO_COPY);
139 sprintf(str, "%4d", rssi);
140 ao_text(&fb, &VOLT_FONT, BOX_X, VALUE_Y, str, 0x00000000, AO_COPY);
141 ao_text(&fb, &SMALL_FONT, RSSI_LABEL_X, LABEL_Y, "Signal Strength", 0x00000000, AO_COPY);
144 sprintf(str, "%02d", box_number);
145 ao_text(&fb, &BIG_FONT, BOX_X, VALUE_Y, str, 0x00000000, AO_COPY);
146 ao_text(&fb, &SMALL_FONT, BOX_LABEL_X, LABEL_Y, "Box", 0x00000000, AO_COPY);
148 sprintf(str, "%d", pad_number);
149 ao_text(&fb, &BIG_FONT, PAD_X, VALUE_Y, str, 0x00000000, AO_COPY);
150 ao_text(&fb, &SMALL_FONT, PAD_LABEL_X, LABEL_Y, "Pad", 0x00000000, AO_COPY);
152 ao_line(&fb, SEP_X, 0, SEP_X, HEIGHT, 0x00000000, AO_COPY);
159 XImage *image = XCreateImage(dpy, visual, 1, XYBitmap, 0, (char *) bits, WIDTH, HEIGHT, 32, STRIDE*4);
160 XSetForeground(dpy, gc, WhitePixel(dpy, screen));
161 XSetBackground(dpy, gc, BlackPixel(dpy, screen));
162 XPutImage(dpy, win, gc, image, 0, 0, 0, 0, WIDTH, HEIGHT);
167 HandleKeyPress(Display *dpy, Window win, GC gc, XEvent *ev)
170 if (XLookupString ((XKeyEvent *) ev, string, sizeof (string), 0, 0) >= 1) {
175 if (box_number != 0) {
182 if (box_number != 0) {
206 HandleExpose(dpy, win, gc);
211 HandleKeyRelease(Display *dpy, Window win, GC gc, XEvent *ev)