source: last-defense/utils/DynamicImage.java

package utils;

import java.awt.image.ImageObserver;
import java.awt.Image;
import java.awt.Graphics;
import java.awt.Color;
import java.awt.image.BufferedImage;

public class DynamicImage {
    private String filePath;
    private BufferedImage img;
    private Color bg;
    private Color shadow;
    
    public DynamicImage(final String filePath) {
        this.filePath = filePath;
        this.img = null;
        final Color color = null;
        this.shadow = color;
        this.bg = color;
    }
    
    public DynamicImage(final String filePath, final Color bg, final Color shadow) {
        this.filePath = filePath;
        this.img = null;
        this.bg = bg;
        this.shadow = shadow;
    }
    
    private void loadImg() {
        if (this.bg == null) {
            this.img = Utils.loadImg(this.filePath);
        }
        else {
            this.img = Utils.loadTransImg(this.filePath, this.bg, this.shadow);
        }
    }
    
    public int getHeight() {
        if (this.img == null) {
            this.loadImg();
        }
        return this.img.getHeight();
    }
    
    public int getWidth() {
        if (this.img == null) {
            this.loadImg();
        }
        return this.img.getWidth();
    }
    
    public void draw(final Graphics g, final int x, final int y) {
        if (this.img == null) {
            this.loadImg();
        }
        g.drawImage(this.img, x, y, null);
    }
    
    public void draw(final Graphics g, final int dx1, final int dy1, final int dx2, final int dy2, final int sx1, final int sy1, final int sx2, final int sy2) {
        if (this.img == null) {
            this.loadImg();
        }
        g.drawImage(this.img, dx1, dy1, dx2, dy2, sx1, sy1, sx2, sy2, null);
    }
}