Drawable

/*- * 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 */ public Drawable(JPanel panel) { bounds = panel.getBounds(); canvas = (Graphics2D)panel.getGraphics(); } /** * Draws the object onto the canvas * */ public abstract void draw(Graphics g); }