#include <MD_Parola.h>
#include <MD_MAX72xx.h>
#include <SPI.h>
#include "Font_Data.h"

#define DEBUG 0

#define HARDWARE_TYPE MD_MAX72XX::FC16_HW
#define MAX_ZONES 2
#define ZONE_SIZE 8
#define MAX_DEVICES (MAX_ZONES * ZONE_SIZE)
#define SCROLL_SPEED  30

#define ZONE_UPPER  1
#define ZONE_LOWER  0

#define CLK_PIN   13
#define DATA_PIN  11
#define CS_PIN    10

// HARDWARE SPI
MD_Parola P = MD_Parola(HARDWARE_TYPE, CS_PIN, MAX_DEVICES);
// SOFTWARE SPI
//MD_Parola P = MD_Parola(HARDWARE_TYPE, DATA_PIN, CLK_PIN, CS_PIN, MAX_DEVICES);

// Hardware adaptation parameters for scrolling
bool invertUpperZone = false;

#define ARRAY_SIZE(a) (sizeof(a)/sizeof(a[0]))
char *msg[] =
{
  "HellO",

};

void setup(void)
{
  invertUpperZone = (HARDWARE_TYPE == MD_MAX72XX::GENERIC_HW || HARDWARE_TYPE == MD_MAX72XX::PAROLA_HW);

#if DEBUG
  Serial.begin(57600);
  Serial.println("[Double Height demo start]");
#endif

  P.begin(MAX_ZONES);

  P.setZone(ZONE_LOWER, 0, ZONE_SIZE - 1);
  P.setFont(ZONE_LOWER, BigFontLower);

  P.setZone(ZONE_UPPER, ZONE_SIZE, MAX_DEVICES-1);
  P.setFont(ZONE_UPPER, BigFontUpper);
  P.setCharSpacing(P.getCharSpacing() * 2); 
  if (invertUpperZone)
  {
    P.setZoneEffect(ZONE_UPPER, true, PA_FLIP_UD);
    P.setZoneEffect(ZONE_UPPER, true, PA_FLIP_LR);
  }
}

void loop(void)
{
  static uint8_t cycle = 0;

  P.displayAnimate();

  if (P.getZoneStatus(ZONE_LOWER) && P.getZoneStatus(ZONE_UPPER))
  {
#if DEBUG
    Serial.println(cycle);
#endif

    switch (cycle)
    {
    default:
      P.setFont(ZONE_LOWER, BigFontLower);
      P.setFont(ZONE_UPPER, BigFontUpper);
      if (invertUpperZone)
      {
        P.displayZoneText(ZONE_LOWER, msg[cycle], PA_LEFT, SCROLL_SPEED, 0, PA_SCROLL_LEFT, PA_SCROLL_LEFT);
        P.displayZoneText(ZONE_UPPER, msg[cycle], PA_LEFT, SCROLL_SPEED, 0, PA_SCROLL_RIGHT, PA_SCROLL_RIGHT);
      }
      else
      {
        P.displayZoneText(ZONE_LOWER, msg[cycle], PA_RIGHT, SCROLL_SPEED, 0, PA_SCROLL_LEFT, PA_SCROLL_LEFT);
        P.displayZoneText(ZONE_UPPER, msg[cycle], PA_LEFT, SCROLL_SPEED, 0, PA_SCROLL_LEFT, PA_SCROLL_LEFT);
      }

      break;
    }

    cycle = (cycle + 1) % ARRAY_SIZE(msg);

    P.displayClear();
    P.synchZoneStart();
  }
}