void update_from_frame(GeisTouchSet touchset, GeisFrame frame)
{
GeisAttr attr;
GeisSize k;
int touches;
attr = geis_frame_attr_by_name(frame, GEIS_GESTURE_ATTRIBUTE_TOUCHES);
touches = geis_attr_value_to_integer(attr);
num_touches = touches > num_touches ? touches : num_touches;
if (touches == 2 && state != MOVING) {
system(WM_START_WINDOW_MOVE_CMD);
state = MOVING;
}
if (touches == 4 && state != RESIZING) {
system(WM_START_WINDOW_RESIZE_CMD);
state = RESIZING;
}
if ((touches > 2 && state == MOVING) || (touches > 4 && state == RESIZING)) {
system(WM_STOP_TRACKING_MOUSE_CMD);
state = DEFAULT;
}
if (state == MOVING || state == RESIZING) {
for (k = 0; k < geis_frame_touchid_count(frame); ++k) {
GeisSize touchid = geis_frame_touchid(frame, k);
GeisTouch touch = geis_touchset_touch_by_id(touchset, touchid);
update_x_y_from_touch(touch, &new_x, &new_y);
}
char *cmd;
size_t needed = snprintf(
NULL, 0, WM_UPDATE_MOUSE_CMD_FMT,
(int) new_x, (int) new_y);
cmd = malloc(needed);
snprintf(
cmd, needed, WM_UPDATE_MOUSE_CMD_FMT,
(int) new_x, (int) new_y);
system(cmd);
free(cmd);
}
}
void print_attr(GeisAttr attr)
{
GeisString attr_name = geis_attr_name(attr);
switch (geis_attr_type(attr))
{
case GEIS_ATTR_TYPE_BOOLEAN:
printf(" \"%s\": %s\n", attr_name,
geis_attr_value_to_boolean(attr) ? "true" : "false");
break;
case GEIS_ATTR_TYPE_FLOAT:
printf(" \"%s\": %g\n", attr_name, geis_attr_value_to_float(attr));
break;
case GEIS_ATTR_TYPE_INTEGER:
printf(" \"%s\": %d\n", attr_name, geis_attr_value_to_integer(attr));
break;
case GEIS_ATTR_TYPE_STRING:
printf(" \"%s\": %s\n", attr_name, geis_attr_value_to_string(attr));
break;
default:
break;
}
}
