Card.pde

// Really important to remember that column and row for the
// card class refers to the column and row in the sprite sheet
public class Card {
  private int col;       // Column number in sheet
  private int row;       // Row number in sheet
  
  public Card(int col, int row) {
    this.col = col;
    this.row = row;
  }
  
  public int getRow() { return row; }
  public int getCol() { return col; }
  public void setRow(int row) { this.row = row; }
  public void setCol(int col) { this.col = col; }
    
  public void display(int boardCol, int boardRow) {
    if (state == State.PAUSED) {
      fill(#FF8800);
      rect(GRID_LEFT_OFFSET+boardCol*(CARD_WIDTH+GRID_X_SPACER), 
                GRID_TOP_OFFSET+boardRow*(CARD_HEIGHT+GRID_Y_SPACER),
                CARD_WIDTH, 
                CARD_HEIGHT);
    } else {
      image(cimg, GRID_LEFT_OFFSET+boardCol*(CARD_WIDTH+GRID_X_SPACER), 
                  GRID_TOP_OFFSET+boardRow*(CARD_HEIGHT+GRID_Y_SPACER),
                  CARD_WIDTH, 
                  CARD_HEIGHT,
                  LEFT_OFFSET + col*CARD_WIDTH, 
                  TOP_OFFSET + row*CARD_HEIGHT, 
                  (col+1)*CARD_WIDTH+CARD_X_SPACER, 
                  (row+1)*CARD_HEIGHT+CARD_Y_SPACER);
    }
  }
  
  public boolean equals(Card other) {
    return (col == other.col && row == other.row);
  }
  
  public String toString() {
    return "C(" + col + "," + row + ")";
  }
}