Rename touch_manager.py to input_manager.py

mopidy_touchscreen/input_manager.py

@@ -0,0 +1,96 @@
+import logging
+import time
+
+import pygame
+
+logger = logging.getLogger(__name__)
+
+
+class TouchManager():
+    click = 1
+    swipe = 2
+    long_click = 3
+
+    long_click_min_time = 0.3
+
+    up = 0
+    down = 1
+    left = 2
+    right = 3
+
+    def __init__(self, size):
+        self.down_pos = (0, 0)
+        self.up_pos = (0, 0)
+        self.screen_size = size
+        self.max_move_margin = self.screen_size[1] / 6
+        self.min_swipe_move = self.screen_size[1] / 3
+        self.down_button = -1
+        self.down_time = -1
+
+    def event(self, event):
+
+        if event.type == pygame.MOUSEBUTTONUP:
+            if event.button == 4:
+                touch_event = TouchEvent(TouchManager.swipe, self.down_pos,
+                                         self.up_pos, True)
+                touch_event.direction = TouchManager.up
+                return touch_event
+            elif event.button == 5:
+                touch_event = TouchEvent(TouchManager.swipe, self.down_pos,
+                                         self.up_pos, True)
+                touch_event.direction = TouchManager.down
+                return touch_event
+            elif event.button == 1 and self.down_button == 1:
+                touch_event = self.mouse_up(event)
+                return touch_event
+            elif event.button == 3 and self.down_button == 3:
+                touch_event = TouchEvent(TouchManager.long_click,
+                                         self.down_pos, self.up_pos, None)
+                return touch_event
+            else:
+                return None
+        elif event.type == pygame.MOUSEBUTTONDOWN:
+            self.mouse_down(event)
+            return None
+
+    def mouse_down(self, event):
+        self.down_pos = event.pos
+        self.down_button = event.button
+        self.down_time = time.time()
+
+    def mouse_up(self, event):
+        self.up_pos = event.pos
+        if abs(self.down_pos[0] - self.up_pos[0]) < self.max_move_margin:
+            if abs(self.down_pos[1] - self.up_pos[1]) < self.max_move_margin:
+                if time.time() - TouchManager.long_click_min_time > \
+                        self.down_time:
+                    return TouchEvent(TouchManager.long_click, self.down_pos,
+                                      self.up_pos, None)
+                else:
+                    return TouchEvent(TouchManager.click, self.down_pos,
+                                      self.up_pos, None)
+            elif abs(self.down_pos[1] - self.up_pos[1]) > self.min_swipe_move:
+                return TouchEvent(TouchManager.swipe, self.down_pos,
+                                  self.up_pos, True)
+        elif self.down_pos[1] - self.up_pos[1] < self.max_move_margin:
+            if abs(self.down_pos[0] - self.up_pos[0]) > self.min_swipe_move:
+                return TouchEvent(TouchManager.swipe, self.down_pos,
+                                  self.up_pos, False)
+
+
+class TouchEvent():
+    def __init__(self, event_type, down_pos, current_pos, vertical):
+        self.type = event_type
+        self.down_pos = down_pos
+        self.current_pos = current_pos
+        if event_type is TouchManager.swipe:
+            if vertical:
+                if self.down_pos[1] < self.current_pos[1]:
+                    self.direction = TouchManager.down
+                else:
+                    self.direction = TouchManager.up
+            else:
+                if self.down_pos[0] < self.current_pos[0]:
+                    self.direction = TouchManager.right
+                else:
+                    self.direction = TouchManager.left