package rs.macro.internal.ext;

import rs.macro.RSMacro;

import java.awt.*;
import java.awt.image.BufferedImage;

/**
 * @author Tyler Sedlar
 */
public class RSCanvas extends Canvas {

    public final RSMacro app;
    public final Canvas original;

    public final BufferedImage raw;
    public final BufferedImage backBuffer;

    public RSCanvas(RSMacro app, Canvas original) {
        this.app = app;
        this.raw = new BufferedImage(app.size.width, app.size.height, BufferedImage.TYPE_INT_ARGB);
        this.backBuffer = new BufferedImage(app.size.width, app.size.height, BufferedImage.TYPE_INT_ARGB);
        this.original = original;
    }

    @Override
    public Graphics getGraphics() {
        Graphics g = original.getGraphics();
        Graphics2D paint = backBuffer.createGraphics();
        paint.drawImage(raw, 0, 0, null);
        try {
            app.render(paint);
        } catch (Exception ignored) {
            ignored.printStackTrace();
        }
        paint.dispose();
        g.drawImage(backBuffer, 0, 0, null);
        g.dispose();
        return raw.createGraphics();
    }

    @Override
    public int hashCode() {
        return original.hashCode();
    }
}