+ runtime.uses_touch_device = TRUE;
+
+ if (game_status != GAME_MODE_PLAYING)
+ return;
+
+ if (level.game_engine_type == GAME_ENGINE_TYPE_MM)
+ {
+ if (strEqual(setup.touch.control_type, TOUCH_CONTROL_OFF))
+ local_player->mouse_action.button_hint =
+ (event->type == EVENT_FINGERRELEASE ? MB_NOT_PRESSED :
+ event->x < 0.5 ? MB_LEFTBUTTON :
+ event->x > 0.5 ? MB_RIGHTBUTTON :
+ MB_NOT_PRESSED);
+
+ return;
+ }
+
+ if (strEqual(setup.touch.control_type, TOUCH_CONTROL_VIRTUAL_BUTTONS))
+ HandleFingerEvent_VirtualButtons(event);
+ else if (strEqual(setup.touch.control_type, TOUCH_CONTROL_WIPE_GESTURES))
+ HandleFingerEvent_WipeGestures(event);
+}
+
+static void HandleButtonOrFinger_WipeGestures_MM(int mx, int my, int button)
+{
+ static int old_mx = 0, old_my = 0;
+ static int last_button = MB_LEFTBUTTON;
+ static boolean touched = FALSE;
+ static boolean tapped = FALSE;
+
+ // screen tile was tapped (but finger not touching the screen anymore)
+ // (this point will also be reached without receiving a touch event)
+ if (tapped && !touched)
+ {
+ SetPlayerMouseAction(old_mx, old_my, MB_RELEASED);
+
+ tapped = FALSE;
+ }
+
+ // stop here if this function was not triggered by a touch event
+ if (button == -1)
+ return;
+
+ if (button == MB_PRESSED && IN_GFX_FIELD_PLAY(mx, my))
+ {
+ // finger started touching the screen
+
+ touched = TRUE;
+ tapped = TRUE;
+
+ if (!motion_status)
+ {
+ old_mx = mx;
+ old_my = my;
+
+ ClearPlayerMouseAction();
+
+ Error(ERR_DEBUG, "---------- TOUCH ACTION STARTED ----------");
+ }
+ }
+ else if (button == MB_RELEASED && touched)
+ {
+ // finger stopped touching the screen
+
+ touched = FALSE;
+
+ if (tapped)
+ SetPlayerMouseAction(old_mx, old_my, last_button);
+ else
+ SetPlayerMouseAction(old_mx, old_my, MB_RELEASED);
+
+ Error(ERR_DEBUG, "---------- TOUCH ACTION STOPPED ----------");
+ }
+
+ if (touched)
+ {
+ // finger moved while touching the screen
+
+ int old_x = getLevelFromScreenX(old_mx);
+ int old_y = getLevelFromScreenY(old_my);
+ int new_x = getLevelFromScreenX(mx);
+ int new_y = getLevelFromScreenY(my);
+
+ if (new_x != old_x || new_y != old_y)
+ tapped = FALSE;
+
+ if (new_x != old_x)
+ {
+ // finger moved left or right from (horizontal) starting position
+
+ int button_nr = (new_x < old_x ? MB_LEFTBUTTON : MB_RIGHTBUTTON);
+
+ SetPlayerMouseAction(old_mx, old_my, button_nr);
+
+ last_button = button_nr;
+
+ Error(ERR_DEBUG, "---------- TOUCH ACTION: ROTATING ----------");
+ }
+ else
+ {
+ // finger stays at or returned to (horizontal) starting position
+
+ SetPlayerMouseAction(old_mx, old_my, MB_RELEASED);
+
+ Error(ERR_DEBUG, "---------- TOUCH ACTION PAUSED ----------");
+ }
+ }
+}
+
+static void HandleButtonOrFinger_FollowFinger_MM(int mx, int my, int button)
+{
+ static int old_mx = 0, old_my = 0;
+ static int last_button = MB_LEFTBUTTON;
+ static boolean touched = FALSE;
+ static boolean tapped = FALSE;
+
+ // screen tile was tapped (but finger not touching the screen anymore)
+ // (this point will also be reached without receiving a touch event)
+ if (tapped && !touched)
+ {
+ SetPlayerMouseAction(old_mx, old_my, MB_RELEASED);
+
+ tapped = FALSE;
+ }
+
+ // stop here if this function was not triggered by a touch event
+ if (button == -1)
+ return;
+
+ if (button == MB_PRESSED && IN_GFX_FIELD_PLAY(mx, my))
+ {
+ // finger started touching the screen
+
+ touched = TRUE;
+ tapped = TRUE;
+
+ if (!motion_status)
+ {
+ old_mx = mx;
+ old_my = my;
+
+ ClearPlayerMouseAction();
+
+ Error(ERR_DEBUG, "---------- TOUCH ACTION STARTED ----------");
+ }
+ }
+ else if (button == MB_RELEASED && touched)
+ {
+ // finger stopped touching the screen
+
+ touched = FALSE;
+
+ if (tapped)
+ SetPlayerMouseAction(old_mx, old_my, last_button);
+ else
+ SetPlayerMouseAction(old_mx, old_my, MB_RELEASED);
+
+ Error(ERR_DEBUG, "---------- TOUCH ACTION STOPPED ----------");
+ }
+
+ if (touched)
+ {
+ // finger moved while touching the screen
+
+ int old_x = getLevelFromScreenX(old_mx);
+ int old_y = getLevelFromScreenY(old_my);
+ int new_x = getLevelFromScreenX(mx);
+ int new_y = getLevelFromScreenY(my);
+
+ if (new_x != old_x || new_y != old_y)
+ {
+ // finger moved away from starting position
+
+ int button_nr = getButtonFromTouchPosition(old_x, old_y, mx, my);
+
+ // quickly alternate between clicking and releasing for maximum speed
+ if (FrameCounter % 2 == 0)
+ button_nr = MB_RELEASED;
+
+ SetPlayerMouseAction(old_mx, old_my, button_nr);
+
+ if (button_nr)
+ last_button = button_nr;
+
+ tapped = FALSE;
+
+ Error(ERR_DEBUG, "---------- TOUCH ACTION: ROTATING ----------");
+ }
+ else
+ {
+ // finger stays at or returned to starting position
+
+ SetPlayerMouseAction(old_mx, old_my, MB_RELEASED);
+
+ Error(ERR_DEBUG, "---------- TOUCH ACTION PAUSED ----------");
+ }
+ }
+}
+
+static void HandleButtonOrFinger_FollowFinger(int mx, int my, int button)
+{
+ static int old_mx = 0, old_my = 0;
+ static Key motion_key_x = KSYM_UNDEFINED;
+ static Key motion_key_y = KSYM_UNDEFINED;
+ static boolean touched = FALSE;
+ static boolean started_on_player = FALSE;
+ static boolean player_is_dropping = FALSE;
+ static int player_drop_count = 0;
+ static int last_player_x = -1;
+ static int last_player_y = -1;
+
+ if (button == MB_PRESSED && IN_GFX_FIELD_PLAY(mx, my))
+ {
+ touched = TRUE;
+
+ old_mx = mx;
+ old_my = my;
+
+ if (!motion_status)
+ {
+ started_on_player = FALSE;
+ player_is_dropping = FALSE;
+ player_drop_count = 0;
+ last_player_x = -1;
+ last_player_y = -1;
+
+ motion_key_x = KSYM_UNDEFINED;
+ motion_key_y = KSYM_UNDEFINED;
+
+ Error(ERR_DEBUG, "---------- TOUCH ACTION STARTED ----------");
+ }
+ }
+ else if (button == MB_RELEASED && touched)
+ {
+ touched = FALSE;
+
+ old_mx = 0;
+ old_my = 0;
+
+ if (motion_key_x != KSYM_UNDEFINED)
+ HandleKey(motion_key_x, KEY_RELEASED);
+ if (motion_key_y != KSYM_UNDEFINED)
+ HandleKey(motion_key_y, KEY_RELEASED);
+
+ if (started_on_player)
+ {
+ if (player_is_dropping)
+ {
+ Error(ERR_DEBUG, "---------- DROP STOPPED ----------");