/*
 * Copyright (c) 2018-2019. Developed by Hedgecode.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.hedgecode.chess.img.board;

import java.awt.Graphics;
import java.awt.image.BufferedImage;

import org.hedgecode.chess.position.Square;

/**
 *
 *
 * @author Dmitry Samoshin aka gotty
 */
public class Board {

    private SquarePair<BufferedImage> squares;
    private int squareSize;

    Board(SquarePair<BufferedImage> squares) {
        this.squares = squares;
        int width = Math.max(squares.getDark().getWidth(), squares.getLight().getWidth());
        int height = Math.max(squares.getDark().getHeight(), squares.getLight().getHeight());
        this.squareSize = Math.max(width, height);
    }

    public int squareSize() {
        return squareSize;
    }

    public int boardSize() {
        return squareSize * Square.getSize();
    }

    public BufferedImage render() {
        BufferedImage board = new BufferedImage(
                squareSize * Square.getSize(),
                squareSize * Square.getSize(),
                BufferedImage.TYPE_INT_ARGB
        );
        Graphics boardGraphics = board.getGraphics();
        for (int y = 0; y < Square.getSize(); ++y) {
            for (int x = 0; x < Square.getSize(); ++x) {
                boardGraphics.drawImage(
                        (x + y) % 2 == 0
                                ? squares.getLight()
                                : squares.getDark(),
                        x * squareSize,
                        y * squareSize,
                        null
                );
            }
        }
        return board;
    }

    public static Board create(SquarePair<BufferedImage> squares) {
        return new Board(squares);
    }

}