package?wuziqi;
import?java.awt.Color;
import?java.awt.FontMetrics;
import?java.awt.Graphics;
import?java.awt.Graphics2D;
import?java.awt.Point;
import?java.awt.event.MouseAdapter;
import?java.awt.event.MouseEvent;
import?java.awt.geom.Rectangle2D;

import?javax.swing.JOptionPane;
import?javax.swing.JPanel;

/*
?*?創建一個棋盤面板。顯示棋局，設置好鼠標事件處理。
?*/
public?class?BoardPanel?extends?JPanel?{
	public?static?final?int?WIDTH=600;
	public?static?final?int?HEIGHT=600;
	private?static?int?MARGIN=20;
	private?FiveInARowModel?board;
	private?ComputerPlayer?computerPlayer;
	public?BoardPanel（FiveInARowModel?board）{
		this.board=board;
		computerPlayer=new?ComputerPlayer（board?FiveInARowModel.BLACK）;
		this.setBackground（Color.WHITE）;
		addMouseListener（new?MouseAdapter（）?{
			public?void?mouseClicked（MouseEvent?e）?{
				Point?p=e.getPoint（）;
				int?rowcol;
				int?dim=BoardPanel.this.board.getDimension（）;
				int?cellWidth=（getWidth（）-2*MARGIN）/dim;
				if（p.y>=MARGIN&&p.y						p.x>=MARGIN&&p.x					row=（p.y-MARGIN）/cellWidth;
					col=（p.x-MARGIN）/cellWidth;
					if（!BoardPanel.this.board.isEmpty（row?col））
						return;
					try?{
						//user?put?a?chessman
						boolean?win=BoardPanel.this.board.setChessman（row?col?FiveInARowModel.WHITE）;
						BoardPanel.this.drawChessman（row?col）;
						if（win）{//user?wins
							JOptionPane.showMessageDialog（BoardPanel.this?“You?win!“）;
							BoardPanel.this.board.clear（）;
							BoardPanel.this.repaint（）;
						}else?if（BoardPanel.this.board.isFull（））{//full
							JOptionPane.showMessageDialog（BoardPanel.this?“No?empty?cell!“）;
							BoardPanel.this.board.clear（）;
							BoardPanel.this.repaint（）;
						}else{
							//computer?put?a?chessman
							win=computerPlayer.play（）;
							int[]last=BoardPanel.this.board.getLastPut（）;
							row=last[0];
							col=last[1];
							BoardPanel.this.drawChessman（row?col）;
							if（win）{//computer?wins
								JOptionPane.showMessageDialog（BoardPanel.this?“Computer?win!“）;
								BoardPanel.this.board.clear（）;
								BoardPanel.this.repaint（）;
							}else?if（BoardPanel.this.board.isFull（））{
								JOptionPane.showMessageDialog（BoardPanel.this?“No?empty?cell!“）;
								BoardPanel.this.board.clear（）;
								BoardPanel.this.repaint（）;
							}
						}
					}?catch?（Exception?e1）?{
						e1.printStackTrace（）;
					}
				}
			}
		}）;
	}
	public?int?getWidth（）?{
		return?WIDTH;
	}
	public?int?getHeight（）?{
		return?HEIGHT;
	}
	public?void?paint（Graphics?g）?{
		Graphics2D?g2d=（Graphics2D）?g;
		//fill?white?back?ground
		g2d.setColor（Color.CYAN）;
		g2d.fillRect（0?0?WIDTH?HEIGHT）;
		//write?tip
		g2d.setColor（Color.BLACK）;
		g2d.drawString（“Computer“?MARGIN?MARGIN*2/3）;
		FontMetrics?fm=g2d.getFontMetrics（）;
		Rectangle2D?rect=fm.getStringBounds（“Computer“?g2d）;
		int?r=MARGIN-2;
		g2d.drawOval（MARGIN+（int）rect.getWidth（）+r?0?r

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-09-27?14:30??五子棋\
?????文件????????4555??2017-09-27?14:28??五子棋\BoardPanel.java
?????文件????????3331??2017-09-26?20:49??五子棋\ComputerPlayer.java
?????文件????????3209??2017-09-27?14:29??五子棋\FiveInARowModel.java
?????文件?????????149??2017-09-26?20:25??五子棋\Main.java
?????文件?????????488??2017-09-26?20:47??五子棋\Mainframe.java