TFT screen

number_picker.ino

//https://github.com/JoaoLopesF/SPFD5408
#include <SPFD5408_Adafruit_GFX.h>    // Core graphics library
#include <SPFD5408TFTLCDLib.h> // Hardware-specific library
#include <SPFD5408_TouchScreen.h> // Touch Screen library

#define LCD_CS A3 // Chip Select goes to Analog 3
#define LCD_CD A2 // Command/Data goes to Analog 2
#define LCD_WR A1 // LCD Write goes to Analog 1
#define LCD_RD A0 // LCD Read goes to Analog 0

#define MINPRESSURE 10
#define MAXPRESSURE 1000

#define YP A1  // must be an analog pin, use "An" notation!
#define XM A2  // must be an analog pin, use "An" notation!
#define YM 7   // can be a digital pin
#define XP 6   // can be a digital pin

#define LCD_RESET A4 // Can alternately just connect to Arduino's reset pin

// Assign human-readable names to some common 16-bit color values:
#define  BLACK   0x0000
#define BLUE    0x001F
#define RED     0xF800
#define GREEN   0x07E0
#define CYAN    0x07FF
#define MAGENTA 0xF81F
#define YELLOW  0xFFE0
#define WHITE   0xFFFF

SPFD5408TFTLCDLib tft(LCD_CS, LCD_CD, LCD_WR, LCD_RD, LCD_RESET); // for display

void setup(void) {
  Serial.begin(9600);
  tft.reset();
  tft.begin(0x9341); // SDFP5408
  tft.setRotation(1); // Need for the Mega, please changed for your choice or rotation initial
  randomSeed(analogRead(1));


  tft.fillScreen(BLACK);
  tft.setCursor(60,0);
  tft.setTextSize(2);
  tft.print("Made by ChoiLab");
  delay(1000);
  
  tft.fillScreen(BLACK);
  tft.setCursor(60,0);
  tft.setTextSize(4);
  tft.println("Made by");
  tft.println("ChoiLab");
  delay(1000);
  
  tft.fillScreen(BLACK);
  tft.setCursor(60,0);
  tft.setTextSize(6);
  tft.println("Made");
  tft.println("by");
  tft.println("ChoiLab");  
  delay(1000);
}

void loop(void){
  int maximum_number_to_draw = 125;
  tft.fillScreen(BLACK);
  tft.setCursor(0, 0); 
  fillNumber(maximum_number_to_draw); 
  delay(2000);
}

void fillNumber(int max_target){
  int yoff = 25; // y offset
  long seq = random(1, max_target); // target number
  long row = random(0,5); // row to display target number
  long col = random(1,8); // limit col into 1 ~ 7 : this option guarantee at least one white letter is present at each end.
  
  int fillNum; // number of white digits to fill the row where target number is located
  if (seq<10)
    fillNum = 9;
  else if (seq<100)
    fillNum = 8;
  else
    fillNum = 7;
    
  tft.setTextSize(5);
  for(int j = 0; j<5; j++)// for each row
  {
    tft.setCursor(10, 40*j+yoff);
    if(row == j) // if target number is located
    {
     tft.setTextColor(WHITE);
     for(int k = 0; k < col; k++) // fill left
     {
      tft.print(random(0,9));
     }
     tft.print(seq);
     tft.setTextColor(WHITE);
     for(int k = 0; k < fillNum-col; k++) // fill right
     {
      tft.print(random(0,9));
     }
    }
    else
    {
      tft.setTextColor(WHITE);
      tft.println(random(1000000000,9999999999));  
    }
  }
  delay(3000);

  tft.setCursor(10 + (30*col), 40*row+yoff);
  tft.setTextColor(RED);
  tft.print(seq);
  
}