Add setBattery to BLE HID devices (#1246)

Author: earlephilhower

libraries/JoystickBLE/keywords.txt

@@ -27,6 +27,7 @@ sliderRight	KEYWORD2
 hat			KEYWORD2
 useManualSend KEYWORD2
 send_now	KEYWORD2
+setBattery	KEYWORD2
 
 #######################################
 # Constants (LITERAL1)

libraries/JoystickBLE/src/JoystickBLE.cpp

@@ -86,6 +86,10 @@ void JoystickBLE_::end(void) {
     PicoBluetoothBLEHID.end();
 }
 
+void JoystickBLE_::setBattery(int lvl) {
+    PicoBluetoothBLEHID.setBattery(lvl);
+}
+
 void JoystickBLE_::button(uint8_t button, bool val) {
     //I've no idea why, but without a second dword, it is not possible.
     //maybe something with the alignment when using bit set/clear?!?

libraries/JoystickBLE/src/JoystickBLE.h

@@ -64,5 +64,7 @@ class JoystickBLE_ {
     // and are mapped internally to int8_t
     //if use8bit(true) is called, -127 to 127 values are used.
     void use8bit(bool mode);
+
+    void setBattery(int lvl);
 };
 extern JoystickBLE_ JoystickBLE;

libraries/KeyboardBLE/examples/BLEKeyboardPassword/BLEKeyboardPassword.ino

@@ -15,6 +15,7 @@ void loop() {
   if (BOOTSEL) {
     Serial.println("Typing password for you...shhhh....");
     KeyboardBLE.print("ThisPasswordIsWeakLikeABaby");
+    KeyboardBLE.setBattery(random(0, 101)); // Set between 0...100%
     while (BOOTSEL);
   }
 }

libraries/KeyboardBLE/keywords.txt

@@ -17,8 +17,8 @@ write	KEYWORD2
 press	KEYWORD2
 release	KEYWORD2
 releaseAll	KEYWORD2
+setBattery	KEYWORD2
 
 #######################################
 # Constants (LITERAL1)
 #######################################
-

libraries/KeyboardBLE/src/KeyboardBLE.cpp

@@ -45,6 +45,10 @@ void KeyboardBLE_::end(void) {
     PicoBluetoothBLEHID.end();
 }
 
+void KeyboardBLE_::setBattery(int lvl) {
+    PicoBluetoothBLEHID.setBattery(lvl);
+}
+
 void KeyboardBLE_::sendReport(KeyReport* keys) {
     hid_keyboard_report_t data;
     data.modifier = keys->modifiers;

libraries/KeyboardBLE/src/KeyboardBLE.h

@@ -135,6 +135,7 @@ class KeyboardBLE_ : public Print {
     size_t press(uint8_t k);
     size_t release(uint8_t k);
     void releaseAll(void);
+    void setBattery(int lvl);
 };
 extern KeyboardBLE_ KeyboardBLE;
 

libraries/MouseBLE/examples/BLECircle/BLECircle.ino

@@ -26,6 +26,7 @@ void loop() {
       oy = ay;
       delay(10);
     }
+    MouseBLE.setBattery(random(0, 101)); // Set between 0...100%
     while (BOOTSEL) {
       delay(1);
     }

libraries/MouseBLE/keywords.txt

@@ -18,6 +18,7 @@ move	KEYWORD2
 press	KEYWORD2
 release	KEYWORD2
 isPressed	KEYWORD2
+setBattery	KEYWORD2
 
 #######################################
 # Constants (LITERAL1)

libraries/MouseBLE/src/MouseBLE.cpp

@@ -54,6 +54,10 @@ void MouseBLE_::end(void) {
     PicoBluetoothBLEHID.end();
 }
 
+void MouseBLE_::setBattery(int lvl) {
+    PicoBluetoothBLEHID.setBattery(lvl);
+}
+
 void MouseBLE_::click(uint8_t b) {
     _buttons = b;
     move(0, 0, 0);

libraries/MouseBLE/src/MouseBLE.h

@@ -46,6 +46,7 @@ class MouseBLE_ {
     void press(uint8_t b = MOUSE_LEFT);   // press LEFT by default
     void release(uint8_t b = MOUSE_LEFT); // release LEFT by default
     bool isPressed(uint8_t b = MOUSE_LEFT); // check LEFT by default
+    void setBattery(int lvl);
 };
 extern MouseBLE_ MouseBLE;
 

libraries/PicoBluetoothBLEHID/keywords.txt

@@ -20,9 +20,8 @@ connected	KEYWORD2
 send	KEYWORD2
 lockBluetooth	KEYWORD2
 unlockBluetooth	KEYWORD2
-getCID	KEYWORD2
+setBattery	KEYWORD2
 
 #######################################
 # Constants (LITERAL1)
 #######################################
-

libraries/PicoBluetoothBLEHID/src/PicoBluetoothBLEHID.h

@@ -219,6 +219,14 @@ class PicoBluetoothBLEHID_ {
         return connected();
     }
 
+    bool setBattery(int level) {
+        if (!_running || (level < 0) || (level > 100)) {
+            return false;
+        }
+        battery_service_server_set_battery_value(level);
+        return true;
+    }
+
     static void lockBluetooth() {
         async_context_acquire_lock_blocking(cyw43_arch_async_context());
     }