+#if DEBUG_EVENTS
+ Error(ERR_DEBUG, "MOTION EVENT: button %d moved, x/y %d/%d\n",
+ button_status, event->x, event->y);
+#endif
+
+ HandleButton(event->x, event->y, button_status, button_status);
+}
+
+#if defined(TARGET_SDL2)
+void HandleWindowEvent(WindowEvent *event)
+{
+#if DEBUG_EVENTS
+ int subtype = event->event;
+
+ char *event_name =
+ (subtype == SDL_WINDOWEVENT_SHOWN ? "SDL_WINDOWEVENT_SHOWN" :
+ subtype == SDL_WINDOWEVENT_HIDDEN ? "SDL_WINDOWEVENT_HIDDEN" :
+ subtype == SDL_WINDOWEVENT_EXPOSED ? "SDL_WINDOWEVENT_EXPOSED" :
+ subtype == SDL_WINDOWEVENT_MOVED ? "SDL_WINDOWEVENT_MOVED" :
+ subtype == SDL_WINDOWEVENT_SIZE_CHANGED ? "SDL_WINDOWEVENT_SIZE_CHANGED" :
+ subtype == SDL_WINDOWEVENT_RESIZED ? "SDL_WINDOWEVENT_RESIZED" :
+ subtype == SDL_WINDOWEVENT_MINIMIZED ? "SDL_WINDOWEVENT_MINIMIZED" :
+ subtype == SDL_WINDOWEVENT_MAXIMIZED ? "SDL_WINDOWEVENT_MAXIMIZED" :
+ subtype == SDL_WINDOWEVENT_RESTORED ? "SDL_WINDOWEVENT_RESTORED" :
+ subtype == SDL_WINDOWEVENT_ENTER ? "SDL_WINDOWEVENT_ENTER" :
+ subtype == SDL_WINDOWEVENT_LEAVE ? "SDL_WINDOWEVENT_LEAVE" :
+ subtype == SDL_WINDOWEVENT_FOCUS_GAINED ? "SDL_WINDOWEVENT_FOCUS_GAINED" :
+ subtype == SDL_WINDOWEVENT_FOCUS_LOST ? "SDL_WINDOWEVENT_FOCUS_LOST" :
+ subtype == SDL_WINDOWEVENT_CLOSE ? "SDL_WINDOWEVENT_CLOSE" :
+ "(UNKNOWN)");
+
+ Error(ERR_DEBUG, "WINDOW EVENT: '%s', %ld, %ld",
+ event_name, event->data1, event->data2);
+#endif
+
+ if (event->event == SDL_WINDOWEVENT_SIZE_CHANGED ||
+ event->event == SDL_WINDOWEVENT_RESIZED ||
+ event->event == SDL_WINDOWEVENT_EXPOSED)
+ SDLRedrawWindow();
+
+#if 0
+ if (event->event == SDL_WINDOWEVENT_SIZE_CHANGED)
+ {
+ // if game started in fullscreen mode, window will also get fullscreen size
+ if (!video.fullscreen_enabled && video.fullscreen_initial)
+ {
+ SDLSetWindowScaling(setup.window_scaling_percent);
+
+ // only do this correction once
+ video.fullscreen_initial = FALSE;
+ }
+ }
+#endif
+
+ if (event->event == SDL_WINDOWEVENT_RESIZED && !video.fullscreen_enabled)
+ {
+#if 1
+ int new_window_width = event->data1;
+ int new_window_height = event->data2;
+
+ // if window size has changed after resizing, calculate new scaling factor
+ if (new_window_width != video.window_width ||
+ new_window_height != video.window_height)
+ {
+ int new_xpercent = (100 * new_window_width / video.width);
+ int new_ypercent = (100 * new_window_height / video.height);
+
+#if 0
+ printf("::: RESIZED from %d, %d to %d, %d\n",
+ video.window_width, video.window_height,
+ new_window_width, new_window_height);
+#endif
+
+ setup.window_scaling_percent = video.window_scaling_percent =
+ MIN(MAX(MIN_WINDOW_SCALING_PERCENT, MIN(new_xpercent, new_ypercent)),
+ MAX_WINDOW_SCALING_PERCENT);
+
+ video.window_width = new_window_width;
+ video.window_height = new_window_height;
+
+#if 0
+ printf("::: setup.window_scaling_percent set to %d\n",
+ setup.window_scaling_percent);
+#endif
+
+ if (game_status == GAME_MODE_SETUP)
+ RedrawSetupScreenAfterFullscreenToggle();
+
+ SetWindowTitle();
+ }
+#else
+ // prevent slightly wrong scaling factor due to rounding differences
+ float scaling_factor = (float)setup.window_scaling_percent / 100;
+ int old_xsize = (int)(scaling_factor * video.width);
+ int old_ysize = (int)(scaling_factor * video.height);
+ int new_xsize = event->data1;
+ int new_ysize = event->data2;
+
+ // window size is unchanged when going from fullscreen to window mode,
+ // but reverse calculation of scaling factor might result in a scaling
+ // factor that is slightly different due to rounding differences;
+ // therefore compare old/new window size and not old/new scaling factor
+ if (old_xsize != new_xsize ||
+ old_ysize != new_ysize)
+ {
+ int new_xpercent = (100 * new_xsize / video.width);
+ int new_ypercent = (100 * new_ysize / video.height);
+
+ setup.window_scaling_percent = MIN(new_xpercent, new_ypercent);
+
+ if (setup.window_scaling_percent < MIN_WINDOW_SCALING_PERCENT)
+ setup.window_scaling_percent = MIN_WINDOW_SCALING_PERCENT;
+ else if (setup.window_scaling_percent > MAX_WINDOW_SCALING_PERCENT)
+ setup.window_scaling_percent = MAX_WINDOW_SCALING_PERCENT;
+
+ printf("::: setup.window_scaling_percent set to %d\n",
+ setup.window_scaling_percent);
+ }
+#endif
+ }
+}
+
+#if 1
+
+#define NUM_TOUCH_FINGERS 3
+
+static struct
+{
+ boolean touched;
+ SDL_FingerID finger_id;
+ int counter;
+ Key key;
+} touch_info[NUM_TOUCH_FINGERS];
+
+void HandleFingerEvent(FingerEvent *event)
+{
+ static Key motion_key_x = KSYM_UNDEFINED;
+ static Key motion_key_y = KSYM_UNDEFINED;
+ static Key button_key = KSYM_UNDEFINED;
+ static float motion_x1, motion_y1;
+ static float button_x1, button_y1;
+ static SDL_FingerID motion_id = -1;
+ static SDL_FingerID button_id = -1;
+ int move_trigger_distance_percent = 2; // percent of touchpad width/height
+ int drop_trigger_distance_percent = 5; // percent of touchpad width/height
+ float move_trigger_distance = (float)move_trigger_distance_percent / 100;
+ float drop_trigger_distance = (float)drop_trigger_distance_percent / 100;
+ float event_x = event->x;
+ float event_y = event->y;
+
+#if 1
+#if DEBUG_EVENTS
+ Error(ERR_DEBUG, "FINGER EVENT: finger was %s, touch ID %lld, finger ID %lld, x/y %f/%f, dx/dy %f/%f, pressure %f",
+ event->type == EVENT_FINGERPRESS ? "pressed" :
+ event->type == EVENT_FINGERRELEASE ? "released" : "moved",
+ event->touchId,
+ event->fingerId,
+ event->x, event->y,
+ event->dx, event->dy,
+ event->pressure);
+#endif
+#endif
+
+ if (game_status != GAME_MODE_PLAYING)
+ return;
+
+#if 1
+ if (strEqual(setup.touch.control_type, TOUCH_CONTROL_VIRTUAL_BUTTONS))
+#else
+ boolean use_virtual_button_control = FALSE;
+
+ if (use_virtual_button_control)
+#endif
+ {
+ int key_status = (event->type == EVENT_FINGERRELEASE ? KEY_RELEASED :
+ KEY_PRESSED);
+#if 1
+ Key key = (event->x < 1.0 / 3.0 ?
+ (event->y < 1.0 / 2.0 ? setup.input[0].key.snap :
+ setup.input[0].key.drop) :
+ event->x > 2.0 / 3.0 ?
+ (event->y < 1.0 / 3.0 ? setup.input[0].key.up :
+ event->y > 2.0 / 3.0 ? setup.input[0].key.down :
+ event->x < 5.0 / 6.0 ? setup.input[0].key.left :
+ setup.input[0].key.right) :
+ KSYM_UNDEFINED);
+#if 0
+ char *key_name = (key == setup.input[0].key.snap ? "SNAP" :
+ key == setup.input[0].key.drop ? "DROP" :
+ key == setup.input[0].key.up ? "UP" :
+ key == setup.input[0].key.down ? "DOWN" :
+ key == setup.input[0].key.left ? "LEFT" :
+ key == setup.input[0].key.right ? "RIGHT" : "(unknown)");
+#endif
+ char *key_status_name = (key_status == KEY_RELEASED ? "KEY_RELEASED" :
+ "KEY_PRESSED");
+#else
+ Key key = (event->y < 1.0 / 3.0 ? setup.input[0].key.up :
+ event->y > 2.0 / 3.0 ? setup.input[0].key.down :
+ event->x < 1.0 / 3.0 ? setup.input[0].key.left :
+ event->x > 2.0 / 3.0 ? setup.input[0].key.right :
+ setup.input[0].key.snap);
+#endif
+ int i;
+
+ Error(ERR_DEBUG, "::: key '%s' was '%s' [fingerId: %lld]",
+ getKeyNameFromKey(key), key_status_name, event->fingerId);
+
+ // check if we already know this touch event's finger id
+ for (i = 0; i < NUM_TOUCH_FINGERS; i++)
+ {
+ if (touch_info[i].touched &&
+ touch_info[i].finger_id == event->fingerId)
+ {
+ // Error(ERR_DEBUG, "MARK 1: %d", i);
+
+ break;
+ }
+ }
+
+ if (i >= NUM_TOUCH_FINGERS)
+ {
+ if (key_status == KEY_PRESSED)
+ {
+ int oldest_pos = 0, oldest_counter = touch_info[0].counter;
+
+ // unknown finger id -- get new, empty slot, if available
+ for (i = 0; i < NUM_TOUCH_FINGERS; i++)
+ {
+ if (touch_info[i].counter < oldest_counter)
+ {
+ oldest_pos = i;
+ oldest_counter = touch_info[i].counter;
+
+ // Error(ERR_DEBUG, "MARK 2: %d", i);
+ }
+
+ if (!touch_info[i].touched)
+ {
+ // Error(ERR_DEBUG, "MARK 3: %d", i);
+
+ break;
+ }
+ }
+
+ if (i >= NUM_TOUCH_FINGERS)
+ {
+ // all slots allocated -- use oldest slot
+ i = oldest_pos;
+
+ // Error(ERR_DEBUG, "MARK 4: %d", i);
+ }
+ }
+ else
+ {
+ // release of previously unknown key (should not happen)
+
+ if (key != KSYM_UNDEFINED)
+ {
+ HandleKey(key, KEY_RELEASED);
+
+ Error(ERR_DEBUG, "=> key == '%s', key_status == '%s' [slot %d] [1]",
+ getKeyNameFromKey(key), "KEY_RELEASED", i);
+ }
+ }
+ }
+
+ if (i < NUM_TOUCH_FINGERS)
+ {
+ if (key_status == KEY_PRESSED)
+ {
+ if (touch_info[i].key != key)
+ {
+ if (touch_info[i].key != KSYM_UNDEFINED)
+ {
+ HandleKey(touch_info[i].key, KEY_RELEASED);
+
+ Error(ERR_DEBUG, "=> key == '%s', key_status == '%s' [slot %d] [2]",
+ getKeyNameFromKey(touch_info[i].key), "KEY_RELEASED", i);
+ }
+
+ if (key != KSYM_UNDEFINED)
+ {
+ HandleKey(key, KEY_PRESSED);
+
+ Error(ERR_DEBUG, "=> key == '%s', key_status == '%s' [slot %d] [3]",
+ getKeyNameFromKey(key), "KEY_PRESSED", i);
+ }
+ }
+
+ touch_info[i].touched = TRUE;
+ touch_info[i].finger_id = event->fingerId;
+ touch_info[i].counter = Counter();
+ touch_info[i].key = key;
+ }
+ else
+ {
+ if (touch_info[i].key != KSYM_UNDEFINED)
+ {
+ HandleKey(touch_info[i].key, KEY_RELEASED);
+
+ Error(ERR_DEBUG, "=> key == '%s', key_status == '%s' [slot %d] [4]",
+ getKeyNameFromKey(touch_info[i].key), "KEY_RELEASED", i);
+ }
+
+ touch_info[i].touched = FALSE;
+ touch_info[i].finger_id = 0;
+ touch_info[i].counter = 0;
+ touch_info[i].key = 0;
+ }
+ }
+
+#if 0
+#if 1
+ Error(ERR_DEBUG, "=> key == '%s', key_status == '%s' [slot %d]",
+ key_name, key_status_name, i);
+#else
+ Error(ERR_DEBUG, "=> key == %d, key_status == %d [%d]", key, key_status, i);
+#endif
+#endif
+
+ return;
+ }
+
+ // use touch direction control
+
+ if (event->type == EVENT_FINGERPRESS)
+ {
+ if (event_x > 1.0 / 3.0)
+ {
+ // motion area
+
+ motion_id = event->fingerId;
+
+ motion_x1 = event_x;
+ motion_y1 = event_y;
+
+ motion_key_x = KSYM_UNDEFINED;
+ motion_key_y = KSYM_UNDEFINED;
+
+ Error(ERR_DEBUG, "---------- MOVE STARTED (WAIT) ----------");
+ }
+ else
+ {
+ // button area
+
+ button_id = event->fingerId;
+
+ button_x1 = event_x;
+ button_y1 = event_y;
+
+ button_key = setup.input[0].key.snap;
+
+ HandleKey(button_key, KEY_PRESSED);
+
+ Error(ERR_DEBUG, "---------- SNAP STARTED ----------");
+ }
+ }
+ else if (event->type == EVENT_FINGERRELEASE)
+ {
+ if (event->fingerId == motion_id)
+ {
+ motion_id = -1;
+
+ if (motion_key_x != KSYM_UNDEFINED)
+ HandleKey(motion_key_x, KEY_RELEASED);
+ if (motion_key_y != KSYM_UNDEFINED)
+ HandleKey(motion_key_y, KEY_RELEASED);
+
+ motion_key_x = KSYM_UNDEFINED;
+ motion_key_y = KSYM_UNDEFINED;
+
+ Error(ERR_DEBUG, "---------- MOVE STOPPED ----------");
+ }
+ else if (event->fingerId == button_id)
+ {
+ button_id = -1;
+
+ if (button_key != KSYM_UNDEFINED)
+ HandleKey(button_key, KEY_RELEASED);
+
+ button_key = KSYM_UNDEFINED;
+
+ Error(ERR_DEBUG, "---------- SNAP STOPPED ----------");
+ }
+ }
+ else if (event->type == EVENT_FINGERMOTION)
+ {
+ if (event->fingerId == motion_id)
+ {
+ float distance_x = ABS(event_x - motion_x1);
+ float distance_y = ABS(event_y - motion_y1);
+ Key new_motion_key_x = (event_x < motion_x1 ? setup.input[0].key.left :
+ event_x > motion_x1 ? setup.input[0].key.right :
+ KSYM_UNDEFINED);
+ Key new_motion_key_y = (event_y < motion_y1 ? setup.input[0].key.up :
+ event_y > motion_y1 ? setup.input[0].key.down :
+ KSYM_UNDEFINED);
+
+ if (distance_x < move_trigger_distance / 2 ||
+ distance_x < distance_y)
+ new_motion_key_x = KSYM_UNDEFINED;
+
+ if (distance_y < move_trigger_distance / 2 ||
+ distance_y < distance_x)
+ new_motion_key_y = KSYM_UNDEFINED;
+
+ if (distance_x > move_trigger_distance ||
+ distance_y > move_trigger_distance)
+ {
+ if (new_motion_key_x != motion_key_x)
+ {
+ if (motion_key_x != KSYM_UNDEFINED)
+ HandleKey(motion_key_x, KEY_RELEASED);
+ if (new_motion_key_x != KSYM_UNDEFINED)
+ HandleKey(new_motion_key_x, KEY_PRESSED);
+ }
+
+ if (new_motion_key_y != motion_key_y)
+ {
+ if (motion_key_y != KSYM_UNDEFINED)
+ HandleKey(motion_key_y, KEY_RELEASED);
+ if (new_motion_key_y != KSYM_UNDEFINED)
+ HandleKey(new_motion_key_y, KEY_PRESSED);
+ }
+
+ motion_x1 = event_x;
+ motion_y1 = event_y;
+
+ motion_key_x = new_motion_key_x;
+ motion_key_y = new_motion_key_y;
+
+ Error(ERR_DEBUG, "---------- MOVE STARTED (MOVE) ----------");
+ }
+ }
+ else if (event->fingerId == button_id)
+ {
+ float distance_x = ABS(event_x - button_x1);
+ float distance_y = ABS(event_y - button_y1);
+
+ if (distance_x < drop_trigger_distance / 2 &&
+ distance_y > drop_trigger_distance)
+ {
+ if (button_key == setup.input[0].key.snap)
+ HandleKey(button_key, KEY_RELEASED);
+
+ button_x1 = event_x;
+ button_y1 = event_y;
+
+ button_key = setup.input[0].key.drop;
+
+ HandleKey(button_key, KEY_PRESSED);
+
+ Error(ERR_DEBUG, "---------- DROP STARTED ----------");
+ }
+ }
+ }
+}
+
+#else
+
+void HandleFingerEvent(FingerEvent *event)
+{
+#if 0
+ static int num_events = 0;
+ int max_events = 10;
+#endif
+
+#if 0
+#if DEBUG_EVENTS
+ Error(ERR_DEBUG, "FINGER EVENT: finger was %s, touch ID %lld, finger ID %lld, x/y %f/%f, dx/dy %f/%f, pressure %f",
+ event->type == EVENT_FINGERPRESS ? "pressed" :
+ event->type == EVENT_FINGERRELEASE ? "released" : "moved",
+ event->touchId,
+ event->fingerId,
+ event->x, event->y,
+ event->dx, event->dy,
+ event->pressure);
+#endif
+#endif
+
+#if 0
+ int x = (int)(event->x * video.width);
+ int y = (int)(event->y * video.height);
+ int button = MB_LEFTBUTTON;
+
+ Error(ERR_DEBUG, "=> screen x/y %d/%d", x, y);
+#endif
+
+#if 0
+ if (++num_events >= max_events)
+ CloseAllAndExit(0);
+#endif
+
+#if 1
+#if 0
+ if (event->type == EVENT_FINGERPRESS ||
+ event->type == EVENT_FINGERMOTION)
+ button_status = button;
+ else
+ button_status = MB_RELEASED;
+
+ int max_x = SX + SXSIZE;
+ int max_y = SY + SYSIZE;
+#endif
+
+#if 1
+ if (game_status == GAME_MODE_PLAYING)
+#else
+ if (game_status == GAME_MODE_PLAYING &&
+ x < max_x)
+#endif
+ {
+ int key_status = (event->type == EVENT_FINGERRELEASE ? KEY_RELEASED :
+ KEY_PRESSED);
+#if 1
+ Key key = (event->y < 1.0 / 3.0 ? setup.input[0].key.up :
+ event->y > 2.0 / 3.0 ? setup.input[0].key.down :
+ event->x < 1.0 / 3.0 ? setup.input[0].key.left :
+ event->x > 2.0 / 3.0 ? setup.input[0].key.right :
+ setup.input[0].key.drop);
+#else
+ Key key = (y < max_y / 3 ? setup.input[0].key.up :
+ y > 2 * max_y / 3 ? setup.input[0].key.down :
+ x < max_x / 3 ? setup.input[0].key.left :
+ x > 2 * max_x / 3 ? setup.input[0].key.right :
+ setup.input[0].key.drop);
+#endif
+
+ Error(ERR_DEBUG, "=> key == %d, key_status == %d", key, key_status);
+
+ HandleKey(key, key_status);
+ }
+ else
+ {
+#if 0
+ Error(ERR_DEBUG, "::: button_status == %d, button == %d\n",
+ button_status, button);
+
+ HandleButton(x, y, button_status, button);
+#endif
+ }
+#endif
+}
+
+#endif
+
+static boolean checkTextInputKeyModState()
+{
+ // when playing, only handle raw key events and ignore text input
+ if (game_status == GAME_MODE_PLAYING)
+ return FALSE;
+
+ return ((GetKeyModState() & KMOD_TextInput) != KMOD_None);
+}
+
+void HandleTextEvent(TextEvent *event)
+{
+ char *text = event->text;
+ Key key = getKeyFromKeyName(text);
+
+#if DEBUG_EVENTS
+ Error(ERR_DEBUG, "TEXT EVENT: text == '%s' [%d byte(s), '%c'/%d], resulting key == %d (%s) [%04x]",
+ text,
+ strlen(text),
+ text[0], (int)(text[0]),
+ key,
+ getKeyNameFromKey(key),
+ GetKeyModState());
+#endif
+
+ // if (game_status != GAME_MODE_PLAYING && GetKeyModState() != KMOD_None)
+ /*
+ if (game_status != GAME_MODE_PLAYING &&
+ (GetKeyModState() & KMOD_TextInput) != KMOD_None)
+ */
+ if (checkTextInputKeyModState())
+ {
+ HandleKey(key, KEY_PRESSED);
+ HandleKey(key, KEY_RELEASED);
+ }
+}
+
+void HandlePauseResumeEvent(PauseResumeEvent *event)
+{
+ if (event->type == SDL_APP_WILLENTERBACKGROUND)
+ {
+ Mix_PauseMusic();
+ }
+ else if (event->type == SDL_APP_DIDENTERFOREGROUND)
+ {
+ Mix_ResumeMusic();
+ }