ColorWheel-Mine.ino

/*
The sketch receives a Bluetooth Low Energy 4 connection,
then uses PWM on the RGB shield to approximate the color
selected.

This sketch is used with SimbleeForMobile.  The sketch will maintain
the color selected when disconnected, and can be easily
modified when reconnected.
*/

/*
 * Copyright (c) 2015 RF Digital Corp. All Rights Reserved.
 *
 * The source code contained in this file and all intellectual property embodied in
 * or covering the source code is the property of RF Digital Corp. or its licensors.
 * Your right to use this source code and intellectual property is non-transferable,
 * non-sub licensable, revocable, and subject to terms and conditions of the
 * SIMBLEE SOFTWARE LICENSE AGREEMENT.
 * http://www.simblee.com/licenses/SimbleeSoftwareLicenseAgreement.txt
 *
 * THE SOURCE CODE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND.
 *
 * This heading must NOT be removed from this file.
 */

#include <SimbleeForMobile.h>
#include "FastLED.h"


#define DATA_PIN 5
#define CLOCK_PIN 4
#define LED_TYPE APA102
#define COLOR_ORDER BGR
#define NUM_LEDS    144
#define DATA_RATE 12
#define BRIGHTNESS          64
#define FRAMES_PER_SECOND  5  // Not sure what the range is or what's optimum.  Faster seems to avoid occasional missing LED.

FASTLED_USING_NAMESPACE  // What does this do ?

// pin 2 on the RGB shield is the red led
//int led1 = 2;
// pin 3 on the RGB shield is the green led
//int led2 = 3;
// pin 4 on the RGB shield is the blue led
//int led3 = 4;

// current color (start with white)
int red = 255;
int green = 255;
int blue = 255;

CRGB leds[NUM_LEDS];

int brightness = BRIGHTNESS;

uint8_t rtextfield;
uint8_t rslider;
uint8_t gtextfield;
uint8_t gslider;
uint8_t btextfield;
uint8_t bslider;
uint8_t swatch;
uint8_t color_wheel;

//void update();


void setup() {

  Serial.begin(57600);
  //override_uart_limit = true;

  delay(500); // 3 second delay for recovery

  // this is the data we want to appear in the advertisement
  SimbleeForMobile.advertisementData = "ColWheel";

  // use a shared cache
  SimbleeForMobile.domain = "Simblee.com";

  SimbleeForMobile.begin();


   // tell FastLED about the LED strip configuration
//  FastLED.addLeds<LED_TYPE, DATA_PIN, CLOCK_PIN, >(leds, NUM_LEDS).setCorrection(TypicalLEDStrip);

FastLED.addLeds<LED_TYPE, DATA_PIN, CLOCK_PIN, COLOR_ORDER, DATA_RATE>(leds, NUM_LEDS).setCorrection(TypicalLEDStrip);;

  // set master brightness control
  FastLED.setBrightness(BRIGHTNESS);

    for(int i = 0; i < NUM_LEDS; i++) { 
            leds[i] = CRGB(red, green, blue);
  }

  update();

}

void loop() {

  // process must be called in the loop for SimbleeForMobile
  FastLED.show();

  // insert a delay to keep the framerate modest
  FastLED.delay(1000 / FRAMES_PER_SECOND);

  SimbleeForMobile.process();

}


void ui()
{
  color_t darkgray = rgb(85,85,85);
  
  SimbleeForMobile.beginScreen(darkgray);

  // put the controls at the top, so the keyboard doesn't cover them up
  
  SimbleeForMobile.drawText(25, 71, "R:", WHITE);
  rslider = SimbleeForMobile.drawSlider(55, 65, 175, 0, 255);
  rtextfield = SimbleeForMobile.drawTextField(245, 65, 50, 255, "", WHITE, darkgray);

  SimbleeForMobile.drawText(25, 116, "G:", WHITE);
  gslider = SimbleeForMobile.drawSlider(55, 110, 175, 0, 255);
  gtextfield = SimbleeForMobile.drawTextField(245, 110, 50, 255, "", WHITE, darkgray);

  SimbleeForMobile.drawText(25, 161, "B:", WHITE);
  bslider = SimbleeForMobile.drawSlider(55, 155, 175, 0, 255);
  btextfield = SimbleeForMobile.drawTextField(245, 155, 50, 255, "", WHITE, darkgray);
  
  // border
  SimbleeForMobile.drawRect(25, 200, 270, 40, WHITE);
  swatch = SimbleeForMobile.drawRect(26, 201, 268, 38, WHITE);

  color_wheel = SimbleeForMobile.drawImage(COLOR_WHEEL, 10, 250);

  SimbleeForMobile.setEvents(color_wheel, EVENT_COLOR);
  
  // todo; color swatch
  
  SimbleeForMobile.endScreen();

  // populate with the current red/green/blue values
  // (this must be done after endScreen() to force it to be done each time,
  // otherwise the initial values will be populated from the cache)

  update();
}

void update()
{
//  analogWrite(led1, red);
//  analogWrite(led2, green);
//  analogWrite(led3, blue);

  
  for(int i = 0; i < NUM_LEDS; i++) { 
            leds[i] = CRGB(red, green, blue);
  }

   // send the 'leds' array out to the actual LED strip
 FastLED.show();

  SimbleeForMobile.updateValue(rslider, red);
  SimbleeForMobile.updateValue(rtextfield, red);

  SimbleeForMobile.updateValue(gslider, green);
  SimbleeForMobile.updateValue(gtextfield, green);

  SimbleeForMobile.updateValue(bslider, blue);
  SimbleeForMobile.updateValue(btextfield, blue);
  
  SimbleeForMobile.updateColor(swatch, rgb(red,green,blue));


Serial.println(red); // prints  to the serial port
Serial.println(green); // prints  to the serial port
Serial.println(blue); // prints  to the serial port
Serial.println(); // prints  to the serial port

}

void ui_event(event_t &event)
{
  if (event.id == color_wheel)
  {
    red = event.red;
    green = event.green;
    blue = event.blue;
  }
  else if (event.id == rslider || event.id == rtextfield){
    red = event.value;}
  else if (event.id == gslider || event.id == gtextfield){
    green = event.value;}
  else if (event.id == bslider || event.id == btextfield){
    blue = event.value;}

  update();
}