/usr/share/doc/xviewg/examples/notifier/animate.c is in xview-examples 3.2p1.4-28.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 | /*
* animate.c -- use glyphs from the "icon" font distributed with XView
* to do frame-by-frame animation.
*/
#include <stdio.h>
#include <ctype.h>
#include <X11/X.h>
#include <X11/Xlib.h>
#include <X11/Xos.h> /* for <sys/time.h> */
#include <xview/xview.h>
#include <xview/panel.h>
#include <xview/font.h>
#include <xview/notify.h>
Frame frame;
Display *dpy;
GC gc;
Window canvas_win;
Notify_value animate();
struct itimerval timer;
#define ArraySize(x) (sizeof(x)/sizeof(x[0]))
char *horses[] = { "N", "O", "P", "Q", "R" };
char *boys[] = { "\007", "\005", "\007", "\010" };
char *men[] = { "\\", "]", "Y", "Z", "[" };
char *eyes[] = {
"2", "5", "4", "3", "4", "5",
"2", "1", "0", "/", "0", "1"
};
int max_images = ArraySize(horses);
char **images = horses;
int cnt;
main(argc, argv)
int argc;
char *argv[];
{
Panel panel;
Canvas canvas;
XGCValues gcvalues;
Xv_Font _font;
XFontStruct *font;
void adjust_speed(), change_glyph();
extern void exit();
xv_init(XV_INIT_ARGC_PTR_ARGV, &argc, argv, NULL);
frame = (Frame)xv_create(XV_NULL, FRAME,
FRAME_LABEL, argv[0],
NULL);
panel = (Panel)xv_create(frame, PANEL,
PANEL_LAYOUT, PANEL_VERTICAL,
NULL);
xv_create(panel, PANEL_BUTTON,
PANEL_LABEL_STRING, "Quit",
PANEL_NOTIFY_PROC, exit,
NULL);
xv_create(panel, PANEL_SLIDER,
PANEL_LABEL_STRING, "Millisecs Between Frames",
PANEL_VALUE, 0,
PANEL_MAX_VALUE, 120,
PANEL_NOTIFY_PROC, adjust_speed,
NULL);
xv_create(panel, PANEL_CHOICE,
PANEL_LABEL_STRING, "Glyphs",
PANEL_LAYOUT, PANEL_HORIZONTAL,
PANEL_DISPLAY_LEVEL, PANEL_ALL,
PANEL_CHOICE_STRINGS, "Horse", "Man", "Boy", "Eye", NULL,
PANEL_NOTIFY_PROC, change_glyph,
NULL);
window_fit(panel);
canvas = (Canvas)xv_create(frame, CANVAS,
XV_WIDTH, 64,
XV_HEIGHT, 64,
CANVAS_X_PAINT_WINDOW, TRUE,
NULL);
canvas_win = (Window)xv_get(canvas_paint_window(canvas), XV_XID);
window_fit(frame);
dpy = (Display *)xv_get(frame, XV_DISPLAY);
_font = (Xv_Font)xv_find(frame, FONT,
#ifndef __linux__
FONT_NAME, "icon",
#else
FONT_NAME, "lucidasanstypewriter-24",
#endif
NULL);
font = (XFontStruct *)xv_get(_font, FONT_INFO);
gcvalues.font = font->fid;
gcvalues.foreground = BlackPixel(dpy, DefaultScreen(dpy));
gcvalues.background = WhitePixel(dpy, DefaultScreen(dpy));
gcvalues.graphics_exposures = False;
gc = XCreateGC(dpy, RootWindow(dpy, DefaultScreen(dpy)),
GCForeground | GCBackground | GCFont | GCGraphicsExposures,
&gcvalues);
xv_main_loop(frame);
}
void
change_glyph(item, value)
Panel_item item;
int value;
{
cnt = 0;
if (value == 0) {
max_images = ArraySize(horses);
images = horses;
} else if (value == 1) {
max_images = ArraySize(men);
images = men;
} else if (value == 2) {
max_images = ArraySize(boys);
images = boys;
} else if (value == 3) {
max_images = ArraySize(eyes);
images = eyes;
}
XClearWindow(dpy, canvas_win);
}
/*ARGSUSED*/
Notify_value
animate()
{
XDrawImageString(dpy, canvas_win, gc, 5, 40, images[cnt], 1);
cnt = (cnt + 1) % max_images;
return NOTIFY_DONE;
}
void
adjust_speed(item, value)
Panel_item item;
int value;
{
if (value > 0) {
timer.it_value.tv_usec = (value + 20) * 1000;
timer.it_interval.tv_usec = (value + 20) * 1000;
notify_set_itimer_func(frame, animate,
ITIMER_REAL, &timer, NULL);
} else
/* turn it off */
notify_set_itimer_func(frame, NOTIFY_FUNC_NULL,
ITIMER_REAL, NULL, NULL);
}
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