awt.rar_awt_java awt_java 画图

import java.awt.Color; import java.awt.Graphics; import java.awt.Label; import java.awt.Panel; import java.awt.Point; import java.awt.Shape; import java.util.ArrayList; import java.util.Iterator; public class DrawPanel extends Panel { private ArrayList shapeList = new ArrayList(); private Point point = new Point(0, 0); private Label label = new Label("X------- Y--------"); public DrawPanel() { setSize(400, 300); setBackground(Color.WHITE); //背景为白色 add(label); add(new Timer()); addMouseListener(new MouListtenter()); } public Point getPoint() { return point; } public void setPoint(Point p) { this.point = p; label.setText("X= " + point.x + "Y=" + point.y); } public void addShape(String s) { shapeList.add(s); } public void ClearShape() //清空 { shapeList.clear(); } public void redoShape() //撤消 { shapeList.remove(shapeList.size()-1); } public void SaveShape() //保存 { shapeList.contains(shapeList); } public void HuifuShape() { shapeList.clone(); } public void paint(Graphics g) { super.paint(g); Iterator iter = shapeList.iterator(); while (iter.hasNext()) { String s = (String) iter.next(); String[] input = s.split(" "); if ("C".equals(input[0])) { g.drawOval(Integer.parseInt(input[1]), Integer .parseInt(input[2]), Integer.parseInt(input[3]), Integer.parseInt(input[4])); } else if ("R".equals(input[0])) { g.drawRect(Integer.parseInt(input[1]), Integer .parseInt(input[2]), Integer.parseInt(input[3]), Integer.parseInt(input[4])); } } } } // g.setColor(Color.RED ); //画出来的图为红色 或者 g.setColor(new Colcor(0Xe1ff)) // g.fillRect(20,20,50,60); // g.drawRect(20,20,50,60); //画出长方行