/*- * Copyright 2005-2018 Diomidis Spinellis * * 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 gr.aueb.card;import javax.swing.JPanel;import java.awt.Graphics;import java.awt.Graphics2D;import java.awt.Rectangle;/** * An abstract representation of a self-drawable object. * * @author Giorgos Gousios, Diomidis Spinellis */public abstract class Drawable {/** * The canvas to draw the object onto */protected Graphics2D canvas;/** * The canvas's bounds */protected Rectangle bounds;/** * Create drawable item * * @param panel The panel to draw the object onto */publicDrawable(JPanel panel) {
bounds = panel.getBounds();
canvas = (Graphics2D)panel.getGraphics();}/** * Draws the object onto the canvas * */public abstract voiddraw(Graphics g);}