flipdot/flipcontrol_esp32/src/main.cpp

#include <Arduino.h>

#include <Homie.h>

HomieNode flipdotNode("display", "Display", "display");
HomieNode resultNode("result", "Result", "result");

#include "flipdot.h"
#include "image.h"




Image flip;

unsigned long loopmillis=0;
unsigned long last_update=0;


bool presetHandler(const HomieRange& range, const String& value);

/*bool globalInputHandler(const HomieNode& node, const HomieRange& range, const String& property, const String& value) {
  Homie.getLogger() << "Global input handler. Received on node " << node.getId() << ": " << property << " = " << value << endl;
  return false;
}*/



void setup() {
    flip.init();

    Serial.begin(115200);
    flip.setBuffer_solid(0);

    //Setup Homie
    Homie_setFirmware("flipdot", "0.1.0");
    flipdotNode.advertise("preset").settable(presetHandler);
    //Homie.setGlobalInputHandler(globalInputHandler);
    Homie.setup();

}


void loop() {
    Homie.loop();
    loopmillis = millis();
    
    static unsigned long last_change=0;
    //static bool color=0;

    if (loopmillis-last_change >= 1000*10) 
    {
        flipdotNode.setProperty("preset").send("asdf");
        last_change=loopmillis;
    }

    /*
    static uint8_t image=0;
    if (loopmillis-last_change >= 1000*10) 
    {
        
        //Serial.print("Change to Solid color ="); Serial.println(color);
        
        //flip.setBuffer_solid(color);
        //color=1-color;
        
        

        
        switch (image){
            case 0:
                flip.setBuffer_Image1();
                break;
            case 1:
                flip.setBuffer_Image2();
                break;
            case 2:
                flip.setBuffer_Image3();
                break;
            case 3:
                flip.setBuffer_Image4();
                break;

            case 4:
                flip.setBuffer_Image5();
                break;

            case 5:
                flip.setBuffer_Image6();
                break;
            case 6:
                flip.setBuffer_Image7();
                break;
            case 7:
                flip.setBuffer_Image8();
                break;

        }

        image++;
        //image+=1+random(8-2);
        image%=8;
        


        
        //uint8_t _randomvalue=random(128);
        //Serial.print("set buffer random. ");
        //Serial.println(_randomvalue);
        //flip.setBuffer_random(_randomvalue);
        
        
        //for (uint8_t _x=0;_x<COLUMNS;_x++) {
        //    uint8_t _y=(sin( loopmillis/100000.0 + _x/5.0 )/2+0.5)*15+0.5;
        //    uint16_t _row=pow(2, _y);
        //    flip.setBufferColumn(_x,_row);
        //}
        
        
    
        

        last_change=loopmillis;
    }
    */

    
    UpdateReturn result=flip.updateByColumn(false,true,true); //0=not finished, 1=finished
    //UpdateReturn result=flip.updateByColumn(true,false,false); //0=not finished, 1=finished   <- most simple
    if (result == finished) //just finished
    {
        unsigned long duration=millis()-last_change;
        Serial.print("Last Change took "); Serial.print(duration); Serial.println(" ms");
        Serial.print("Update max took "); Serial.print(flip.updateDuration); Serial.println(" ms");
        resultNode.setProperty("duration").send((String)duration);
        resultNode.setProperty("updateduration").send((String)flip.updateDuration);
        flip.updateDuration=0; //reset

        flip.shuffleOrder(10);
    }
    
}


bool presetHandler(const HomieRange& range, const String& value) {
    Serial.print("Received: "); Serial.println(value);
    if (value == "white"){
        flip.setBuffer_solid(1);
        Homie.getLogger() << "Preset is White" << endl;
    }else if(value == "black"){
        flip.setBuffer_solid(0);
        Homie.getLogger() << "Preset is Black" << endl;
    }else if(value == "image1"){
        flip.setBuffer_Image1();
        Homie.getLogger() << "Preset is Image1" << endl;
    }else if(value == "image2"){
        flip.setBuffer_Image2();
        Homie.getLogger() << "Preset is Image2" << endl;
    }else if(value == "image3"){
        flip.setBuffer_Image3();
        Homie.getLogger() << "Preset is Image3" << endl;
    }else if(value == "image4"){
        flip.setBuffer_Image4();
        Homie.getLogger() << "Preset is Image4" << endl;
    }else if(value == "image5"){
        flip.setBuffer_Image5();
        Homie.getLogger() << "Preset is Image5" << endl;
    }else if(value == "image6"){
        flip.setBuffer_Image6();
        Homie.getLogger() << "Preset is Image6" << endl;
    }else if(value == "image7"){
        flip.setBuffer_Image7();
        Homie.getLogger() << "Preset is Image7" << endl;
    }else if(value == "image8"){
        flip.setBuffer_Image8();
        Homie.getLogger() << "Preset is Image8" << endl;
    }else{
        return false;
    }

  flipdotNode.setProperty("preset").send(value);

  return true;
}