/*
when a mouse button is clicked this function is called
params:gtk opgn gl canvas , GdkEventButton object and custom data
return value:true or false, fails (false) if cannot init gl
*/
static gboolean button_press_event(GtkWidget * widget,
GdkEventButton * event, gpointer data)
{
if (view->graphCount) {
if (glCompSetClick
(view->Topview->topviewmenu, (int) event->x, (int) event->y))
expose_event(view->drawing_area, NULL, NULL);
}
begin_x = (float) event->x;
begin_y = (float) event->y;
if (event->button == 3) //right click
view->mouse.button = rightmousebutton;
if (event->button == 1) //left click
{
view->prevpanx = view->panx;
view->prevpany = view->pany;
view->mouse.mouse_down = 1;
view->mouse.button = leftmousebutton;
if (GetOGLPosRef
((int) begin_x, (int) begin_y, &(view->GLx), &(view->GLy),
&(view->GLz))) {
if (view->mouse.mouse_mode == MM_SINGLE_SELECT) //single select
{
view->Selection.Active = 1;
view->Selection.Type = 0;
view->Selection.AlreadySelected = 0;
view->Selection.X = view->GLx - SINGLE_SELECTION_WIDTH / 2;
view->Selection.Y = view->GLy - SINGLE_SELECTION_WIDTH / 2;
view->Selection.W = SINGLE_SELECTION_WIDTH;
view->Selection.H = SINGLE_SELECTION_WIDTH;
expose_event(view->drawing_area, NULL, NULL);
}
}
}
return FALSE;
}
int key_hook(int keycode, t_env *e)
{
double diviseur;
diviseur = e->zoom / 100;
if (keycode == 53)
exit(0);
else if (keycode == KEY_LEFT || keycode == KEY_RIGHT ||
keycode == KEY_DOWN || keycode == KEY_UP)
direction_keys(keycode, e, diviseur);
else if (keycode == KEY_Q || keycode == KEY_W)
zoom_keys(keycode, e, diviseur);
else if (keycode == KEY_E)
{
e->fractal_y[0] = e->fractal_y[0] - 0.1;
e->fractal_y[1] = e->fractal_y[1] - 0.1;
}
else if (keycode == KEY_C)
switch_key(e);
else if (keycode == KEY_P)
e->motion_enabled ^= 1;
expose_event(e);
return (0);
}
static void *
x_thread_main (void *closure)
{
x_global_t *xg = closure;
XEvent event;
struct pollfd fds[2];
int timeout;
sigset_t mask;
sigemptyset (&mask);
sigaddset (&mask, SIGALRM);
sigaddset (&mask, SIGIO);
sigaddset (&mask, SIGCHLD);
sigaddset (&mask, SIGINT);
pthread_sigmask (SIG_BLOCK, &mask, NULL);
fds[0].fd = ConnectionNumber (xg->dpy);
fds[0].events = POLLIN;
fds[1].fd = xg->pipe[0];
fds[1].events = POLLIN;
while (xg->running) {
while (XPending (xg->dpy))
{
XNextEvent (xg->dpy, &event);
switch (event.type) {
case ConfigureNotify:
configure_event (xg, &event.xconfigure);
break;
case Expose:
expose_event (xg, &event.xexpose);
break;
case MotionNotify:
motion_notify_event (xg, &event.xmotion);
break;
case ButtonPress:
case ButtonRelease:
button_event (xg, &event.xbutton);
break;
case KeyPress:
case KeyRelease:
key_event (xg, &event.xkey);
break;
case ClientMessage:
client_message_event (xg, &event.xclient);
break;
case FocusIn:
case FocusOut:
focus_change_event (xg, &event.xfocus);
break;
}
}
timeout = -1;
while (xg->repaint)
{
int when = now ();
timeout = xg->repaint->when - when;
if (timeout > 0)
break;
timeout = -1;
repaint_timeout (xg, when);
}
poll (fds, 2, timeout);
if (fds[1].revents & POLLIN) {
char stuffed[128];
read (fds[1].fd, stuffed, sizeof (stuffed));
}
}
close (xg->pipe[0]);
close (xg->pipe[1]);
XCloseDisplay (xg->dpy);
free (xg);
return 0;
}
/*
when a mouse button is released(always after click) this function is called
params:gtk opgn gl canvas , GdkEventButton object and custom data
return value:true or false, fails (false) if cannot init gl
*/
static gboolean button_release_event(GtkWidget * widget,
GdkEventButton * event, gpointer data)
{
if (event->button == 1) //left click release
{
if (glCompSetRelease
(view->Topview->topviewmenu, (int) event->x_root,
(int) event->y_root)) {
expose_event(view->drawing_area, NULL, NULL); }
view->mouse.mouse_down = 0;
if ((view->mouse.mouse_mode == MM_RECTANGULAR_SELECT)
|| (view->mouse.mouse_mode == MM_RECTANGULAR_X_SELECT)) {
if (view->GLx <= view->GLx2)
view->Selection.X = view->GLx;
else
view->Selection.X = view->GLx2;
if (view->GLy <= view->GLy2)
view->Selection.Y = view->GLy;
else
view->Selection.Y = view->GLy2;
view->Selection.W = view->GLx2 - view->GLx;
if (view->Selection.W < 0)
view->Selection.W = view->Selection.W * -1;
view->Selection.H = view->GLy2 - view->GLy;
if (view->Selection.H < 0)
view->Selection.H = view->Selection.H * -1;
if (view->mouse.mouse_mode == 4)
view->Selection.Type = 1;
else
view->Selection.Type = 2;
view->Selection.Active = 1;
expose_event(view->drawing_area, NULL, NULL);
}
if (view->mouse.mouse_mode == MM_MOVE) {
if (GD_TopView(view->g[view->activeGraph]) == 0)
move_nodes(view->g[view->activeGraph]);
else
move_TVnodes();
}
if ((view->mouse.mouse_mode == MM_FISHEYE_MAGNIFIER) || (view->mouse.mouse_mode == MM_MAGNIFIER)) //fisheye mag mouse release, stop distortion
{
originate_distorded_coordinates(view->Topview);
expose_event(view->drawing_area, NULL, NULL);
}
if (view->mouse.mouse_mode==MM_PAN)
{
view->mouse.pick=1;
expose_event(view->drawing_area, NULL, NULL);
}
}
if (event->button == 3) //right click
{
if (view->Topview->is_top_fisheye) {
GetFixedOGLPoslocal((int) event->x, (int) event->y,
view->GLDepth, &(view->GLx2),
&(view->GLy2), &(view->GLz2));
changetopfishfocus(view->Topview, &view->GLx2, &view->GLy2, 0,
1);
expose_event(view->drawing_area, NULL, NULL);
}
}
dx = 0.0;
dy = 0.0;
return FALSE;
}
