import?java.awt.BorderLayout;
import?java.awt.Button;
import?java.awt.Choice;
import?java.awt.Color;
import?java.awt.FlowLayout;
import?java.awt.frame;
import?java.awt.Graphics;
import?java.awt.Panel;
import?java.awt.event.WindowAdapter;
import?java.awt.event.WindowEvent;

/*
?*?作者：李亞楠
?*?時(shí)間：2013。12。23
?*?名稱：畫板小程序?實(shí)現(xiàn)了畫直線，矩形，三角形以及拖動(dòng)圖形功能
?*/


public?class?DrawingBoard?extends?frame{
?????int??startXstartYendXendY;//起點(diǎn)、終點(diǎn)坐標(biāo)
?????int??MovStartXMovStartY;//移動(dòng)圖形時(shí)對鼠標(biāo)的第一次點(diǎn)擊的坐標(biāo)進(jìn)行記錄
?????String?Drawstyle=“?“;//LINE?TRIAGNEL?RECTANGLE?
?????String?isMove=““;//判斷是否可以移動(dòng)
?????Color??c=?Color.BLACK;//聲明一個(gè)顏色對象?
?????public?void?DrawingBoardframe（）
?????{
????	Button??bLine=new?Button（“DrawLine“）;
????	Button??bTraAngle=new?Button（“DrawTriangle“）;
????	Button??bReAngle=new?Button（“DrawRectangle“）;
????	Button??bMov=new?Button（“Mov“）;
????	bLine.addActionListener（new?MyActionListener（this））;//注冊監(jiān)聽器
????	bTraAngle.addActionListener（?new?MyActionListener（this））;
????	bReAngle.addActionListener（new?MyActionListener（this））;
????	bMov.addActionListener（new?MyActionListener（this））;
????	
????	Choice?chc=new?Choice（）;//復(fù)選框
????	chc.add（“黑色“）;
????	chc.add（“紅色“）;
????	chc.add（“藍(lán)色“）;
????	chc.add（“綠色“）;
????	chc.addItemListener（new?MyItemListener（this））;
????	//this.setLayout（）;
????	/*
????	this.add（bLine）;
????	this.add（bTraAngle）;
????	this.add（bReAngle）;
????	this.add（bMov）;
????	*/
????	this.settitle（“畫圖板--李亞楠“）;
????	this.setLayout（new?BorderLayout（））;
????	Panel?pl=new?Panel（）;
????	//?pl.setSize（??）;?
????	pl.add（bLine）;
????	pl.add（bTraAngle）;
????	pl.add（bReAngle）;
????	pl.add（bMov）;
????	pl.add（chc）;
????	this.add（plBorderLayout.NORTH）;
????	this.setSize（750?700）;
????	this.addMouseListener（new?MyMouseListener（this））;//注冊鼠標(biāo)事件監(jiān)聽器
????	this.addWindowListener（new?WindowAdapter（）{?//注冊windows?開關(guān)監(jiān)聽器用來控制窗體的關(guān)閉合擴(kuò)大，縮小
????		public?void?windowClosing（WindowEvent?e）?{
				//?TODO?Auto-generated?method?stub
				System.exit（0）;
			}

????		
????	}）;
????	this.setVisible（true）;
????	this.addMouseMotionListener（new?MyMouseMotionListener（this））;
?????}
?????public?static?void?main（String[]args）
?????{
????	?DrawingBoard?db=new?DrawingBoard（）;
????	db.DrawingBoardframe（）;
????	?
?????}
?????/*
?????public?void?update（Graphics?g）?{
?????????paint（g）?;
??????}
??????*/
?????public?void?paint（Graphics?g）
?????{
????	?g.setColor（c）;
????	?//System.out.println（“......直線“）;
????	?g.drawString（“Please?Click?the?Button?“100100）;
????	?if（Drawstyle.equals（“LINE“））
????	?{
????		?//畫直線
????		///?g.drawLine（x1?y1?x2?y2）
????		?g.drawLine（startXstartYendXendY）;
????		?System.out.println（“畫直線“）;
????	?}
????	?else?if（Drawstyle.equals（“TRIANGLE“））
????	?{
????		?//畫三角形
????		//根據(jù)矩形得到三角形的三個(gè)點(diǎn)?，第三個(gè)點(diǎn)是鼠標(biāo)終點(diǎn)?，第一個(gè)點(diǎn)是矩形上方的條邊的中點(diǎn)，第二個(gè)點(diǎn)是矩形的左下角點(diǎn)
????		?//此三角形為等腰三角形
????		?System.out.println（“畫三角形“）;
????		?int?width=endX-startX;
????		?int?heitght=endY-startY;
????		?int?firstPointX=startX+wi

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????301??2013-12-23?15:46??DrawingBoard\.classpath

?????文件????????388??2013-12-23?15:46??DrawingBoard\.project

?????文件????????598??2013-12-23?15:46??DrawingBoard\.settings\org.eclipse.jdt.core.prefs

?????文件????????658??2014-05-04?09:36??DrawingBoard\bin\DrawingBoard$1.class

?????文件???????3708??2014-05-04?09:36??DrawingBoard\bin\DrawingBoard.class

?????文件???????1467??2014-05-04?09:36??DrawingBoard\bin\MyActionListener.class

?????文件???????1378??2014-05-04?09:36??DrawingBoard\bin\MyItemListener.class

?????文件???????1571??2014-05-04?09:36??DrawingBoard\bin\MyMouseListener.class

?????文件???????1236??2014-05-04?09:36??DrawingBoard\bin\MyMouseMotionListener.class

?????文件???????3982??2013-12-23?22:45??DrawingBoard\src\DrawingBoard.java

?????文件????????973??2013-12-23?21:24??DrawingBoard\src\MyActionListener.java

?????文件????????691??2013-12-23?22:33??DrawingBoard\src\MyItemListener.java

?????文件???????1171??2013-12-23?22:40??DrawingBoard\src\MyMouseListener.java

?????文件????????927??2013-12-23?22:41??DrawingBoard\src\MyMouseMotionListener.java

?????目錄??????????0??2015-03-15?11:08??DrawingBoard\.settings

?????目錄??????????0??2015-03-15?11:08??DrawingBoard\bin

?????目錄??????????0??2015-03-15?11:08??DrawingBoard\src

?????目錄??????????0??2015-03-15?11:08??DrawingBoard

-----------?---------??----------?-----??----

????????????????19049????????????????????18