int main(int argc, char **argv)
{
XEvent evt;
Colormap colormap;
struct timeval tv;
int screenNumber;
long eventMask;
unsigned long white;
unsigned long black;
Status rc;
int iters;
int opt;
int draw_lines;
int draw_rects;
int draw_stipples;
int draw_fonts;
int draw_image;
int zero_counters;
int scroll_type;
char image_file[256];
char proxy_app[256];
char msg[4096];
// set some defaults
g_winWidth = 640;
g_winHeight = 480;
iters = 5000;
draw_lines = 1;
draw_rects = 1;
draw_stipples = 1;
draw_fonts = 1;
draw_image = 1;
g_delay_dur = 1000;
scroll_type = SCROLL_SMOOTH1;
zero_counters = 0;
strcpy(image_file, "yosemite.bmp");
strcpy(msg, "To be or not to be!");
// process cmd line args
opterr = 0;
while ((opt = getopt(argc, argv, "lrsg:c:f:i:d:o:z:")) != -1)
{
switch (opt)
{
case 'g':
if (sscanf(optarg, "%dx%d", &g_winWidth, &g_winHeight) != 2) {
fprintf(stderr, "\nerror: invalid geometry specified\n\n");
usage();
return -1;
}
break;
case 'c':
if (sscanf(optarg, "%d", &iters) != 1) {
fprintf(stderr, "\nerror: invalid count specified\n\n");
usage();
return -1;
}
break;
case 'l':
draw_lines = 1;
draw_rects = 0;
draw_stipples = 0;
draw_fonts = 0;
draw_image = 0;
break;
case 'r':
draw_rects = 1;
draw_lines = 0;
draw_stipples = 0;
draw_fonts = 0;
draw_image = 0;
break;
case 's':
draw_stipples = 1;
draw_lines = 0;
draw_rects = 0;
draw_fonts = 0;
draw_image = 0;
break;
case 'f':
if (strlen(optarg) <= 0) {
fprintf(stderr, "\nerror: -f option requires an argument\n\n");
usage();
return -1;
}
draw_fonts = 1;
strncpy(msg, optarg, 4096);
draw_lines = 0;
draw_rects = 0;
draw_stipples = 0;
draw_image = 0;
break;
case 'i':
if (strlen(optarg) <= 0) {
fprintf(stderr, "\nerror: -i option requires an argument\n\n");
usage();
return -1;
}
draw_image = 1;
strncpy(image_file, optarg, 255);
draw_lines = 0;
draw_rects = 0;
draw_stipples = 0;
draw_fonts = 0;
break;
case 'h':
usage();
return 0;
break;
case 'v':
printf("xdemo Ver 1.0\n");
return 0;
break;
case 'd':
if (sscanf(optarg, "%d", &g_delay_dur) != 1) {
fprintf(stderr, "\nerror: -d option requires an argument\n\n");
usage();
return -1;
}
break;
case 'z':
if (strlen(optarg) <= 0) {
fprintf(stderr, "\nerror: invalid proxy application specified\n\n");
usage();
return -1;
}
strcpy(proxy_app, optarg);
printf("##### LK_TODO: proxy_app=%s\n", proxy_app);
zero_counters = 1;
break;
case 'o':
if (strcmp(optarg, "jump") == 0) {
scroll_type = SCROLL_JUMP;
}
else if (strcmp(optarg, "smooth1") == 0) {
scroll_type = SCROLL_SMOOTH1;
}
else if (strcmp(optarg, "smooth2") == 0) {
scroll_type = SCROLL_SMOOTH2;
}
else if (strcmp(optarg, "smooth3") == 0) {
scroll_type = SCROLL_SMOOTH3;
}
else if (strcmp(optarg, "smooth4") == 0) {
scroll_type = SCROLL_SMOOTH4;
}
else {
fprintf(stderr, "\ninvalid scroll type specified\n\n");
usage();
return -1;
}
break;
default:
usage();
return -1;
}
}
// must have at least one operation
if ((!draw_lines) && (!draw_rects) && (!draw_stipples) &&
(!draw_fonts) && (!draw_image)) {
usage();
return -1;
}
g_disp = XOpenDisplay(NULL);
if (!g_disp) {
dprint("error opening X display\n");
exit(-1);
}
screenNumber = DefaultScreen(g_disp);
white = WhitePixel(g_disp, screenNumber);
black = BlackPixel(g_disp, screenNumber);
g_win = XCreateSimpleWindow(g_disp,
DefaultRootWindow(g_disp),
50, 50, // origin
g_winWidth, g_winHeight, // size
0, black, // border
white ); // backgd
XMapWindow(g_disp, g_win);
//eventMask = StructureNotifyMask | MapNotify | VisibilityChangeMask;
eventMask = StructureNotifyMask | VisibilityChangeMask;
XSelectInput(g_disp, g_win, eventMask);
g_gc = XCreateGC(g_disp, g_win,
0, // mask of values
NULL ); // array of values
#if 0
do
{
dprint("about to call XNextEvent(...)\n");
XNextEvent(g_disp, &evt);// calls XFlush
dprint("returned from XNextEvent(...)\n");
}
//while(evt.type != MapNotify);
while(evt.type != VisibilityNotify);
#endif
// get access to the screen's color map
colormap = DefaultColormap(g_disp, screenNumber);
// alloc red color
rc = XAllocNamedColor(g_disp, colormap, "red", &g_colors[0], &g_colors[0]);
if (rc == 0) {
printf("XAllocNamedColor - failed to allocated 'red' color.\n");
exit(1);
}
rc = XAllocNamedColor(g_disp, colormap, "green", &g_colors[1], &g_colors[1]);
if (rc == 0) {
printf("XAllocNamedColor - failed to allocated 'green' color.\n");
exit(1);
}
rc = XAllocNamedColor(g_disp, colormap, "blue", &g_colors[2], &g_colors[2]);
if (rc == 0) {
printf("XAllocNamedColor - failed to allocated 'blue' color.\n");
exit(1);
}
rc = XAllocNamedColor(g_disp, colormap, "yellow", &g_colors[3], &g_colors[3]);
if (rc == 0) {
printf("XAllocNamedColor - failed to allocated 'yellow' color.\n");
exit(1);
}
rc = XAllocNamedColor(g_disp, colormap, "orange", &g_colors[4], &g_colors[4]);
if (rc == 0) {
printf("XAllocNamedColor - failed to allocated 'orange' color.\n");
exit(1);
}
if (zero_counters) {
signal_tcp_proxy(proxy_app);
}
if (draw_lines) {
start_timer(&tv);
drawLines(iters);
printf("drew %d lines in %d ms\n", iters, time_elapsed_ms(tv));
}
if (draw_rects) {
start_timer(&tv);
drawRectangles(iters);
printf("drew %d rects in %d ms\n", iters, time_elapsed_ms(tv));
}
if (draw_stipples) {
start_timer(&tv);
// LK_TODO
}
if (draw_fonts) {
start_timer(&tv);
drawFont(iters, msg);
printf("drew %d strings in %d ms\n", iters, time_elapsed_ms(tv));
}
if (draw_image) {
start_timer(&tv);
drawBMP(image_file, scroll_type);
printf("drew BMP in %d ms\n", time_elapsed_ms(tv));
}
if (zero_counters) {
signal_tcp_proxy(proxy_app);
}
eventMask = ButtonPressMask|ButtonReleaseMask;
XSelectInput(g_disp, g_win, eventMask);
do
{
XNextEvent(g_disp, &evt); // calls XFlush()
}
while(evt.type != ButtonRelease);
XDestroyWindow(g_disp, g_win);
XCloseDisplay(g_disp);
return 0;
}
int
main (int argc, char *argv[])
{
int x, y;
struct input_event ev[2];
struct input_event ev_button[2];
struct input_event ev_sync;
if (argc < 2)
{
printf("Usage: %s serial-device [uinput-device]\n",argv[0]);
exit(-1);
}
open_serial_port (argv[1]); // Open serial port
set_serial_ops (); //configure serial port optionS
// configure uinput
if (argc > 3)
setup_uinput_dev(argv[2]);
else
setup_uinput();
// Try 5 times to initialize screen:
int n = 1;
printf ("Attempting to initialize screen...\n");
while (initialize_panel ())
{
n++;
if (n > 5)
{
printf ("Too many failures, exiting\n");
exit (1);
}
}
// input sync signal:
memset (&ev_sync, 0, sizeof (struct input_event));
ev_sync.type = EV_SYN;
ev_sync.code = 0;
ev_sync.value = 0;
// button press signals:
memset (&ev_button, 0, sizeof (ev_button));
ev_button[0].type = EV_KEY;
ev_button[0].code = BTN_LEFT;
ev_button[0].value = 0;
ev_button[1].type = EV_KEY;
ev_button[1].code = BTN_LEFT;
ev_button[1].value = 1;
struct timeval tv_start_click;
struct timeval tv_current;
char click_state = 0;
char first_click = 0;
unsigned char buffer[4];
while (1)
{
// Should have select timeout, because finger down garantees many results..
struct timeval tv;
tv.tv_sec = 1;
tv.tv_usec = 0;
fd_set serial;
FD_ZERO (&serial);
FD_SET (fd_serial, &serial);
// Use select to use timeout...
if (select(fd_serial+1,&serial,NULL,NULL,&tv) < 1)
{
first_click=0;
click_state =0;
if (write(fd_uinput, &ev_button[click_state],sizeof (struct input_event)) < 0)
die ("error: write");
// Sync
if (write (fd_uinput, &ev_sync, sizeof (struct input_event)) < 0)
die ("error state");
continue;
}
read (fd_serial, &buffer, sizeof (buffer));
if ((buffer[0] < 0xFD) || (buffer[3] != 0xFF))
{
// Correct missed packets...
if ((buffer[1] >= 0xFD) && (buffer[1] < 0xFF))
read(fd_serial, &buffer,3);
if ((buffer[2] >= 0xFD) && (buffer[2] < 0xFF))
read(fd_serial, &buffer,2);
if ((buffer[3] >= 0xFD) && (buffer[3] < 0xFF))
read(fd_serial, &buffer,1);
continue; // make sure its a valid position command.
}
x = (int) ((buffer[1]) * 1024.0 / 0x5F); // max is 5F
y = (int) ((buffer[2]) * 1024.0 / 0x48); // max is 48
int old_click_state = click_state;
if (buffer[0] == 0xFD)
click_state = 0;
else
click_state = 1;
// If this is the first panel event, track time for no-drag timer
if (click_state != old_click_state && click_state == 1)
{
first_click = 1;
gettimeofday(&tv_start_click,NULL);
}
else
first_click=0;
// load X,Y into input_events
memset (ev, 0, sizeof (ev)); //resets object
ev[0].type = EV_ABS;
ev[0].code = ABS_X;
ev[0].value = x;
ev[1].type = EV_ABS;
ev[1].code = ABS_Y;
ev[1].value = y;
// send X,Y
gettimeofday(&tv_current,NULL); // Only move to posision of click for first while - prevents accidental dragging.
if (time_elapsed_ms(&tv_start_click,&tv_current,500) || first_click)
{
if (write (fd_uinput, &ev[0], sizeof (struct input_event)) < 0)
die ("error: write");
if (write (fd_uinput, &ev[1], sizeof (struct input_event)) < 0)
die ("error: write");
}
// clicking
if (click_state != old_click_state)
{
if (write(fd_uinput, &ev_button[click_state],sizeof (struct input_event)) < 0)
die ("error: write");
}
// Sync
if (write (fd_uinput, &ev_sync, sizeof (struct input_event)) < 0)
die ("error: write");
} // while 1
if (ioctl (fd_uinput, UI_DEV_DESTROY) < 0)
die ("error: ioctl");
close (fd_uinput);
return 0;
}
