Encapsulate RGB(W) LEDs

Marlin/src/feature/leds/leds.h

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+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * 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/>.
+ *
+ */
+
+/**
+ * Marlin general RGB LED support
+ */
+
+#ifndef __LEDS_H__
+#define __LEDS_H__
+
+#if ENABLED(NEOPIXEL_RGBW_LED)
+  #include <Adafruit_NeoPixel.h>
+  #include "neopixel.h"
+#endif
+
+#if ENABLED(BLINKM)
+  #include "blinkm.h"
+#endif
+
+#if ENABLED(PCA9632)
+  #include "pca9632.h"
+#endif
+
+void set_led_color(
+  const uint8_t r, const uint8_t g, const uint8_t b
+  #if ENABLED(RGBW_LED) || ENABLED(NEOPIXEL_RGBW_LED)
+    , const uint8_t w = 0
+    #if ENABLED(NEOPIXEL_RGBW_LED)
+      , bool isSequence = false
+    #endif
+  #endif
+);
+
+#endif // __LEDS_H__