feat(hid-demo): Allow keeping buttons pressed

preload/apps/hid/__init__.py

@@ -26,31 +26,40 @@ def keyboard_demo():
     disp.clear()
     disp.print("  card10", posy=0)
     disp.print(" Keyboard", posy=20)
-    disp.print("F19", posy=60, fg=color.BLUE)
-    disp.print("Backspace", posy=40, posx=20, fg=color.RED)
-    disp.print("Type", posy=60, posx=100, fg=color.GREEN)
+    disp.print("<-F13", posy=60, font=2, fg=color.BLUE)
+    disp.print("Backspace->", posy=40, font=2, posx=30, fg=color.RED)
+    disp.print("Type->", posy=60, posx=90, font=2, fg=color.GREEN)
     disp.update()
 
     k = Keyboard(ble_hid.devices)
     kl = KeyboardLayoutUS(k)
 
+    backspace_pressed = False
+
     b_old = buttons.read()
     while True:
         b_new = buttons.read()
         if not b_old == b_new:
             print(b_new)
             b_old = b_new
-            if b_new == buttons.TOP_RIGHT:
+            if b_new & buttons.TOP_RIGHT:
                 # print("back")  # for debug in REPL
-                k.send(Keycode.BACKSPACE)
-
-            elif b_new == buttons.BOTTOM_RIGHT:
+                if not backspace_pressed:
+                    k.press(Keycode.BACKSPACE)
+                    backspace_pressed = True
+            else:
+                if backspace_pressed:
+                    k.release(Keycode.BACKSPACE)
+                    backspace_pressed = False
+
+            if b_new & buttons.BOTTOM_RIGHT:
                 # use keyboard_layout for words
                 kl.write("Demo with a long text to show how fast a card10 can type!")
 
-            elif b_new == buttons.BOTTOM_LEFT:
+            if b_new & buttons.BOTTOM_LEFT:
                 # add shift modifier
-                k.send(Keycode.SHIFT, Keycode.F19)
+                # k.send(Keycode.SHIFT, Keycode.F13)
+                k.send(Keycode.F13)
 
 
 def mouse_demo():
@@ -72,20 +81,41 @@ def mouse_demo():
 
             m.move(x, y)
 
+    def get_buttons():
+        b = buttons.read()
+        return (
+            b & buttons.BOTTOM_LEFT,
+            b & buttons.TOP_RIGHT,
+            b & buttons.BOTTOM_RIGHT,
+        )
+
     sensor = bhi160.BHI160Orientation(sample_rate=10, callback=send_report)
 
     b_old = buttons.read()
+
+    left_old, middle_old, right_old = get_buttons()
     while True:
-        b_new = buttons.read()
-        if not b_old == b_new:
-            print(b_new)
-            b_old = b_new
-            if b_new == buttons.TOP_RIGHT:
-                m.click(Mouse.MIDDLE_BUTTON)
-            elif b_new == buttons.BOTTOM_RIGHT:
-                m.click(Mouse.RIGHT_BUTTON)
-            elif b_new == buttons.BOTTOM_LEFT:
-                m.click(Mouse.LEFT_BUTTON)
+        left_new, middle_new, right_new = get_buttons()
+
+        if left_new != left_old:
+            if left_new:
+                m.press(Mouse.LEFT_BUTTON)
+            else:
+                m.release(Mouse.LEFT_BUTTON)
+
+        if middle_new != middle_old:
+            if middle_new:
+                m.press(Mouse.MIDDLE_BUTTON)
+            else:
+                m.release(Mouse.MIDDLE_BUTTON)
+
+        if right_new != right_old:
+            if right_new:
+                m.press(Mouse.RIGHT_BUTTON)
+            else:
+                m.release(Mouse.RIGHT_BUTTON)
+
+        left_old, middle_old, right_old = (left_new, middle_new, right_new)
 
 
 def control_demo():