// Program to demonstrate the MD_Parola library
//
// Simplest program that does something useful - Hello World!
//
// MD_MAX72XX library can be found at https://github.com/MajicDesigns/MD_MAX72XX
//

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

// Define the number of devices we have in the chain and the hardware interface
// NOTE: These pin numbers will probably not work with your hardware and may
// need to be adapted
#define HARDWARE_TYPE MD_MAX72XX::PAROLA_HW
#define MAX_DEVICES 4

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

#define	BUF_SIZE	75
char curMessage[BUF_SIZE] = {" Hello "};

uint8_t scrollSpeed = 100;
uint16_t scrollPause = 0;

textPosition_t scrollAlign = PA_LEFT;
textEffect_t scrollEffect = PA_SCROLL_LEFT;

// Hardware SPI connection
MD_Parola P = MD_Parola(HARDWARE_TYPE, CS_PIN, MAX_DEVICES);
// Arbitrary output pins
// MD_Parola P = MD_Parola(HARDWARE_TYPE, DATA_PIN, CLK_PIN, CS_PIN, MAX_DEVICES);

void setup(void)
{
  P.begin();
}

void loop(void)
{
  if (P.displayAnimate())
    P.displayText(curMessage, scrollAlign, scrollSpeed, scrollPause, scrollEffect, scrollEffect);

}