static void timer(int value)
{
if (cmdopts.verbose) {
jas_eprintf("timer(%d)\n", value);
}
if (value == gs.activetmid) {
nextimage();
}
}
static void keyboard(unsigned char key, int x, int y)
{
if (cmdopts.verbose) {
jas_eprintf("keyboard(%d, %d, %d)\n", key, x, y);
}
switch (key) {
case ' ':
nextimage();
break;
case '\b':
previmage();
break;
case '>':
gs.sx /= BIGZOOM;
gs.sy /= BIGZOOM;
gs.dirty = 1;
glutPostRedisplay();
break;
case '.':
gs.sx /= SMALLZOOM;
gs.sy /= SMALLZOOM;
gs.dirty = 1;
glutPostRedisplay();
break;
case '<':
gs.sx *= BIGZOOM;
gs.sy *= BIGZOOM;
adjust();
gs.dirty = 1;
glutPostRedisplay();
break;
case ',':
gs.sx *= SMALLZOOM;
gs.sy *= SMALLZOOM;
gs.dirty = 1;
adjust();
glutPostRedisplay();
break;
case 'c':
nextcmpt();
break;
case 'C':
prevcmpt();
break;
case 'q':
cleanupandexit(EXIT_SUCCESS);
break;
}
}
void pwan::imageviewer_frontend_qt_widget::keyPressEvent(QKeyEvent *keyevent)
{
int keycodefound = keyevent->key();
p_img_keyevent pkey = programKeys.find(keycodefound)->second;
switch (pkey)
{
case QUIT:
emit exitprogram();
break;
case FULLSCREEN:
setWindowState(windowState() ^ Qt::WindowFullScreen);
update();
break;
case NEXTIMAGE:
emit nextimage();
break;
case PREVIMAGE:
emit previmage();
default:
break;
}
}
int main(int argc, char **argv)
{
int c;
init();
/* Determine the base name of this command. */
if ((cmdname = strrchr(argv[0], '/'))) {
++cmdname;
} else {
cmdname = argv[0];
}
/* Initialize the JasPer library. */
if (jas_init()) {
errprint(0, "error: cannot initialize jasper library\n");
abort();
}
/* set our error callback */
jas_set_error_cb(errprint);
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGBA | GLUT_SINGLE);
glutCreateWindow(cmdname);
glutReshapeFunc(reshape);
glutDisplayFunc(display);
glutSpecialFunc(special);
glutKeyboardFunc(keyboard);
cmdopts.numfiles = 0;
cmdopts.filenames = 0;
cmdopts.title = 0;
cmdopts.tmout = 0;
cmdopts.loop = 0;
cmdopts.verbose = 0;
while ((c = jas_getopt(argc, argv, opts)) != EOF) {
switch (c) {
case 'w':
cmdopts.tmout = atof(jas_optarg) * 1000;
break;
case 'l':
cmdopts.loop = 1;
break;
case 't':
cmdopts.title = jas_optarg;
break;
case 'v':
cmdopts.verbose = 1;
break;
case 'V':
jas_eprintf("%s\n", JAS_VERSION);
jas_eprintf("libjasper %s\n", jas_getversion());
cleanupandexit(EXIT_SUCCESS);
break;
default:
case 'h':
usage();
break;
}
}
if (jas_optind < argc) {
/* The images are to be read from one or more explicitly named
files. */
cmdopts.numfiles = argc - jas_optind;
cmdopts.filenames = &argv[jas_optind];
} else {
/* The images are to be read from standard input. */
static char *null = 0;
cmdopts.filenames = &null;
cmdopts.numfiles = 1;
}
streamin = jas_stream_fdopen(0, "rb");
/* Load the next image. */
nextimage();
/* Start the GLUT main event handler loop. */
glutMainLoop();
return EXIT_SUCCESS;
}
