java计算机课程毕业设计学习源代码day12.zip

import java.awt.*; import java.awt.geom.*; import javax.swing.*; public class Map2DApp extends JFrame { public Map2DApp() { super("Map 2D"); setSize(350, 350); ExitWindow exit = new ExitWindow(); Map2DPane map = new Map2DPane(); getContentPane().add(map); addWindowListener(exit); } public static void main(String[] arguments) { Map2DApp frame = new Map2DApp(); frame.show(); } } class Map2DPane extends JPanel { public void paintComponent(Graphics comp) { Graphics2D comp2D = (Graphics2D)comp; comp2D.setColor(Color.blue); comp2D.fillRect(0, 0, getSize().width, getSize().height); // Draw waves comp2D.setColor(Color.white); BasicStroke pen = new BasicStroke(2F, BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND); comp2D.setStroke(pen); for (int ax = 10; ax < 340; ax += 10) for (int ay = 30; ay < 340 ; ay += 10) { Arc2D.Float wave = new Arc2D.Float(ax, ay, 10, 10, 0, -180, Arc2D.OPEN); comp2D.draw(wave); } // Draw Florida GradientPaint gp = new GradientPaint(0F,0F,Color.green, 50F,50F,Color.orange,true); comp2D.setPaint(gp); GeneralPath fl = new GeneralPath(); fl.moveTo(10F,12F); fl.lineTo(234F,15F); fl.lineTo(253F,25F); fl.lineTo(261F,71F); fl.lineTo(344F,209F); fl.lineTo(336F,278F); fl.lineTo(295F,310F); fl.lineTo(259F,274F); fl.lineTo(205F,188F); fl.lineTo(211F,171F); fl.lineTo(195F,174F); fl.lineTo(191F,118F); fl.lineTo(120F,56F); fl.lineTo(94F,68F); fl.lineTo(81F,49F); fl.lineTo(12F,37F); fl.closePath(); comp2D.fill(fl); // Draw ovals comp2D.setColor(Color.black); BasicStroke pen2 = new BasicStroke(); comp2D.setStroke(pen2); Ellipse2D.Float e1 = new Ellipse2D.Float(235,140,15,15); Ellipse2D.Float e2 = new Ellipse2D.Float(225,130,15,15); Ellipse2D.Float e3 = new Ellipse2D.Float(245,130,15,15); comp2D.fill(e1); comp2D.fill(e2); comp2D.fill(e3); } }