汉诺塔界面实现

import java.awt.Graphics; import java.util.ArrayList; import javax.swing.text.StyledEditorKit.ForegroundAction; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.RepaintManager; public class DrawPanel extends JPanel { ArrayList<Plate> plates=new ArrayList<Plate>(); static Pillar[] pillars=new Pillar[3]; Hand hand=new Hand(1); int chosen; int n; boolean init; int step; static{ for(int i=0;i<3;i++) { pillars[i]=new Pillar(i+1); } } DrawPanel(int a ) { init =true; this.refresh(a); } //刷新 public void refresh(int a) { n=a; int i; cleanUp(); Plate[] temp=new Plate[n]; for(i=1;i<n+1;i++){ temp[i-1]=new Plate(i); temp[i-1].pillarid=1; temp[i-1].position=a-i+1; pillars[0].count++; pillars[0].plateid[temp[i-1].position]=temp[i-1].id; plates.add(temp[i-1]); } if(!init) { repaint(); }else { init=false; } } //清空 public void cleanUp() { int i,j; step=0; hand.pillarid=1; hand.empty=true; plates.clear();//清除arraylist for(i=0;i<3;i++) { for(j=0;j<pillars[i].count;j++) { pillars[i].plateid[j+1]=0; } pillars[i].count=0; } } //绘图 public void paintComponent(Graphics g) { super.paintComponent(g); int x=getWidth(); int y=getHeight(); int[] a = {hand.pillarid*x/4-10,hand.pillarid*x/4+10,hand.pillarid*x/4,hand.pillarid*x/4-10}; int[] b = {10,10,20,10}; String[] string = new String[]{"一","二","三","四","五","六","七"}; int i; for(i=1;i<4;i++) { g.drawRoundRect(i*x/4-3,y-240,6,250,2,2); } for(i=0;i<n;i++) { g.fillRoundRect(plates.get(i).pillarid*x/4-plates.get(i).width/2,y-10*plates.get(i).position,plates.get(i).width,10,2,2); } g.drawPolyline(a,b,a.length); g.drawString("步数："+step,10,20); g.drawString("第"+string[n-3]+"关",350,20); } //判断超过步数 public void judge() { int h = (int)(((Math.pow(2,n)-1)*2-1)*1.5); if(step == h) { JOptionPane.showMessageDialog(null,"请找东哥教你！"); refresh(3); } } public void getPlate() { if(hand.empty) { int m; if(pillars[hand.pillarid-1].count != 0) { m = pillars[hand.pillarid-1].plateid[pillars[hand.pillarid-1].count]; plates.get(m-1).position = 25; pillars[hand.pillarid-1].plateid[pillars[hand.pillarid-1].count] = 0; pillars[hand.pillarid-1].count--; chosen = m; hand.empty = false; repaint(); } } } public void setPlate() { if(!hand.empty) { int m; m = pillars[hand.pillarid-1].plateid[pillars[hand.pillarid-1].count]; if(chosen < m||m == 0) { plates.get(chosen-1).position = pillars[hand.pillarid-1].count+1; pillars[hand.pillarid-1].plateid[pillars[hand.pillarid-1].count+1] = chosen; pillars[hand.pillarid-1].count++; chosen = 0; hand.empty = true; step++; repaint(); if(pillars[2].count == n) { if(n == 9) { JOptionPane.showMessageDialog(null,"你完成了所有关卡！"); System.exit(0); } JOptionPane.showMessageDialog(null,"不错，东哥在第九关等着你"); n++; refresh(n); } } } } //向右移动 public void movePlateRright() { hand.pillarid = hand.pillarid%3+1; if(chosen != 0) { plates.get(chosen-1).pillarid = plates.get(chosen-1).pillarid %3+1; } repaint(); judge(); } //向左移动 public void movePlateLeft() { hand.pillarid = (hand.pillarid+1)%3+1; if(chosen != 0) { plates.get(chosen-1).pillarid = (plates.get(chosen-1).pillarid+1)%3+1; } repaint(); judge(); } }