AP_Notify: add scripting LED type

libraries/AP_Notify/AP_Notify.cpp

@@ -36,6 +36,7 @@
 #include <stdio.h>
 #include "AP_BoardLED2.h"
 #include "ProfiLED.h"
+#include "ScriptingLED.h"
 
 extern const AP_HAL::HAL& hal;
 
@@ -146,7 +147,7 @@ const AP_Param::GroupInfo AP_Notify::var_info[] = {
     // @Param: LED_TYPES
     // @DisplayName: LED Driver Types
     // @Description: Controls what types of LEDs will be enabled
-    // @Bitmask: 0:Build in LED, 1:Internal ToshibaLED, 2:External ToshibaLED, 3:External PCA9685, 4:Oreo LED, 5:UAVCAN, 6:NCP5623 External, 7:NCP5623 Internal, 8:NeoPixel, 9:ProfiLED
+    // @Bitmask: 0:Build in LED, 1:Internal ToshibaLED, 2:External ToshibaLED, 3:External PCA9685, 4:Oreo LED, 5:UAVCAN, 6:NCP5623 External, 7:NCP5623 Internal, 8:NeoPixel, 9:ProfiLED, 10:Scripting
     // @User: Advanced
     AP_GROUPINFO("LED_TYPES", 6, AP_Notify, _led_type, BUILD_DEFAULT_LED_TYPE),
 
@@ -288,6 +289,12 @@ void AP_Notify::add_backends(void)
 #endif // HAL_ENABLE_LIBUAVCAN_DRIVERS
                 break;
 
+            case Notify_LED_Scripting:
+#ifdef ENABLE_SCRIPTING
+                ADD_BACKEND(new ScriptingLED());
+#endif
+                break;
+
         }
     }
 

libraries/AP_Notify/AP_Notify.h

@@ -71,6 +71,7 @@ public:
         Notify_LED_NCP5623_I2C_Internal     = (1 << 7), // Internal NCP5623
         Notify_LED_NeoPixel                 = (1 << 8), // NeoPixel 5050 AdaFruit 1655 SK6812  Worldsemi WS2812B
         Notify_LED_ProfiLED                 = (1 << 9), // ProfiLED
+        Notify_LED_Scripting                = (1 << 10),// Colour accessor for scripting
         Notify_LED_MAX
     };
 

libraries/AP_Notify/ScriptingLED.cpp

@@ -0,0 +1,39 @@
+/*
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "AP_Notify/AP_Notify.h"
+#include "ScriptingLED.h"
+
+#ifdef ENABLE_SCRIPTING
+
+ScriptingLED *ScriptingLED::_singleton;
+
+ScriptingLED::ScriptingLED() :
+    RGBLed(0, 255, 170, 85)
+{
+    if (_singleton != nullptr) {
+        AP_HAL::panic("ScriptingLED must be singleton");
+    }
+    _singleton = this;
+}
+
+void ScriptingLED::get_rgb(uint8_t& red, uint8_t& green, uint8_t& blue)
+{
+    red = _red_curr;
+    green = _green_curr;
+    blue = _blue_curr;
+}
+
+#endif

libraries/AP_Notify/ScriptingLED.h

@@ -0,0 +1,47 @@
+/*
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#include "RGBLed.h"
+#include <AP_Common/AP_Common.h>
+
+#ifdef ENABLE_SCRIPTING
+
+class ScriptingLED: public RGBLed {
+public:
+    ScriptingLED();
+
+    /* Do not allow copies */
+    ScriptingLED(const AP_Notify &other) = delete;
+    ScriptingLED &operator=(const AP_Notify&) = delete;
+
+    // get singleton instance
+    static ScriptingLED *get_singleton(void) {
+        return _singleton;
+    }
+
+    void get_rgb(uint8_t& red, uint8_t& green, uint8_t& blue);
+
+protected:
+
+    bool hw_init() override  {return true;};
+    bool hw_set_rgb(uint8_t red, uint8_t green, uint8_t blue) override {return true;}
+
+private:
+    static ScriptingLED *_singleton;
+
+};
+
+#endif