class ColoredScrollingItem {
  
  String title;
  PImage img;

  float x;
  float y;
  color col;
  
  // Creates new ColoredScrollingItem.
  ColoredScrollingItem(String title, PImage img, float x, float y) {
    this.x = x;
    this.y = y;
    this.title = title;
    this.img = img;
    
    // Selects color from pixel at image center point
    this.col = img.get(img.width/2, img.height/2);
    // If selected color is too dark, take white instead
    if (brightness(this.col) < 30) {
      this.col = color(255);
    }
  }
  
  // Displays image and colored title.
  void display() {
    image(img, x, y);
    
    fill(col);
    text(title, x + 90, y + 40);
  }
  
  // Scroll item, i.e. change vertical position a little bit.
  void scroll() {
    y = y + 0.3;
    if (y > height) {
      y = -img.height;
    }
  }
}