BoucingBall

#include <Gamebuino-Meta.h>

int positionX = 32;
int speedX = 1;
int changeSpeedX = 1;
int dirX = 1;

int positionY = 32;
int speedY = 1;
int changeSpeedY = 1;
int dirY = 1;

void setup() {
  gb.begin();

}

void loop() {
  while (!gb.update());
  gb.display.clear();
  gb.lights.clear();

  positionX = positionX + speedX;
  positionY = positionY + speedY;
  
  if (gb.buttons.pressed(BUTTON_RIGHT)) {
    changeSpeedX = changeSpeedX + 1;

    if (changeSpeedX > 5) {
      changeSpeedX = 5;
    }

    speedX = dirX * changeSpeedX;
  }

  if (gb.buttons.pressed(BUTTON_LEFT)) {
    changeSpeedX = changeSpeedX - 1;

    if (changeSpeedX < 1) {
      changeSpeedX = 1;
    }

    speedX = dirX * changeSpeedX;
  }

  if (gb.buttons.pressed(BUTTON_UP)) {
    changeSpeedY = changeSpeedY + 1;

    if (changeSpeedY > 5) {
      changeSpeedY = 5;
    }

    speedY = dirY * changeSpeedY;
  }

  if (gb.buttons.pressed(BUTTON_DOWN)) {
    changeSpeedY = changeSpeedY -1;

    if (changeSpeedY < 1) {
      changeSpeedY = 1;
    }

    speedY = dirY * changeSpeedY;
  }
  
  if (positionX > gb.display.width()-4) {
    speedX = -changeSpeedX;
    dirX = -1;
    gb.lights.fillRect(1, 0, 1, 4);
  }

  if (positionX < 0) {
    speedX = changeSpeedX;
    dirX = 1;
    gb.lights.fillRect(0, 0, 1, 4);
  }

  if (positionY > gb.display.height()-4) {
    speedY = -changeSpeedY;
    dirY = -1;
    gb.lights.fillRect(0, 3, 2, 1);
  }

  if (positionY < 0) {
    speedY = changeSpeedY;
    dirY = 1;
    gb.lights.fillRect(0, 0, 2, 1);
  }
  
  gb.display.print("speedX: ");
  gb.display.print(speedX);
  gb.display.print("\nchangeSpeedX :");
  gb.display.print(changeSpeedX);
  gb.display.print("\nspeedY: ");
  gb.display.print(speedY);
  gb.display.print("\nchangeSpeedY :");
  gb.display.print(changeSpeedY);


  gb.display.fillRect(positionX, positionY, 4, 4);
}