mpong: add buttons

internal_filesystem/apps/com.micropythonos.mpong/assets/mpong.py

@@ -8,7 +8,7 @@ DARKPINK = lv.color_hex(0xEC048C)
 
 import sys
 if sys.platform == "esp32":
-    import mpong_esp32 as mpong
+    import mpong_xtensawin as mpong
 else:
     import mpong_amd64 as mpong
 
@@ -16,28 +16,45 @@ class MPong(Activity):
 
     hor_res = 0
     ver_res = 0
+    paddle_move_step = None
     layer = None
     buffer = None
 
     # Widgets:
     screen = None
     canvas = None
+    leftbutton = None
+    rightbutton = None
 
     def onCreate(self):
         self.screen = lv.obj()
         self.canvas = lv.canvas(self.screen)
         d = lv.display_get_default()
         self.hor_res = d.get_horizontal_resolution()
+        self.paddle_move_step = round(self.hor_res/16)
         self.ver_res = d.get_vertical_resolution()
         self.canvas.set_size(self.hor_res, self.ver_res)
-        #self.canvas.set_style_bg_color(lv.color_white(), lv.PART.MAIN)
         self.buffer = bytearray(self.hor_res * self.ver_res * 2)
         self.canvas.set_buffer(self.buffer, self.hor_res, self.ver_res, lv.COLOR_FORMAT.NATIVE)
-        #self.canvas.fill_bg(lv.color_white(), lv.OPA.COVER)
         self.canvas.add_flag(lv.obj.FLAG.CLICKABLE)
         self.canvas.add_event_cb(self.touch_cb, lv.EVENT.ALL, None)
         self.layer = lv.layer_t()
         self.canvas.init_layer(self.layer)
+
+        self.leftbutton = lv.button(self.screen)
+        self.leftbutton.align(lv.ALIGN.BOTTOM_LEFT, 0, 0)
+        leftlabel = lv.label(self.leftbutton)
+        leftlabel.set_text("<")
+        self.leftbutton.add_event_cb(lambda e: self.move_left(),lv.EVENT.FOCUSED,None)
+        self.leftbutton.add_event_cb(lambda e: self.move_left(),lv.EVENT.CLICKED,None)
+
+        self.rightbutton = lv.button(self.screen)
+        self.rightbutton.align(lv.ALIGN.BOTTOM_RIGHT, 0, 0)
+        rightlabel = lv.label(self.rightbutton)
+        rightlabel.set_text(">")
+        self.rightbutton.add_event_cb(lambda e: self.move_right(),lv.EVENT.FOCUSED,None)
+        self.rightbutton.add_event_cb(lambda e: self.move_right(),lv.EVENT.CLICKED,None)
+
         self.setContentView(self.screen)
 
     def onResume(self, screen):
@@ -45,18 +62,26 @@ class MPong(Activity):
         self.refresh_timer = lv.timer_create(self.run_mpong, 10, None)
 
     def onPause(self, screen):
-        print("stopping it!")
         if self.refresh_timer:
             self.refresh_timer.delete()
 
+    def move_left(self):
+        mpong.move_paddle(-self.paddle_move_step)
+
+    def move_right(self):
+        mpong.move_paddle(self.paddle_move_step)
+
     def run_mpong(self, timer=None):
         mpong.render()
         self.canvas.invalidate() # force redraw
 
     def touch_cb(self, event):
+        # TODO: track lv.EVENT.PRESSED, lv.EVENT.PRESSING and lv.EVENT.RELEASED events to detect swipes left and right to move_paddle
         event_code=event.get_code()
+        import mpos.ui
+        mpos.ui.print_event(event)
         if event_code not in [19,23,25,26,27,28,29,30,49]:
             if event_code == lv.EVENT.PRESSING: # this is probably enough
                 x, y = InputManager.pointer_xy()
-                mpong.move_paddle(-10)
+                mpong.move_paddle(-10) # TODO: set actual detected swipe left or right
                 return