java画图小程序源码

自己用eclipse做的，面向对象，不错的画图~包括直线，矩形，圆，颜色改变和对图像的变换操作。

package cn.edu.nju.software.grapheditor;

import java.awt.Color;
import java.awt.Graphics;
import java.awt.Point;

import java.util.ArrayList;



import cn.edu.nju.software.grapheditor.shape.Shape;

public class Drawing {
    Color mycolor;
    boolean q=false;
    public int i=0;
    public int[]amount=new int[100]; 
    public ArrayList allshapes=new ArrayList（）; 
    public ArrayList allshapes2=new ArrayList（）;
    public ArrayList allshapes3=new ArrayList（）;
   
    
    public Color getcolor（）{
    	return mycolor;
    }
    public void setcolor（Color a）{
    	this.mycolor=a;
    }
    public void addshape（Shape a）{
    	allshapes.add（a）;
    }
    public void addshape2（int iShape a）{
    	allshapes.add（ia）;
    }
    public void delete（Shape a）{
		allshapes.remove（a）;
	}
	public Drawing（Color initialColor） {
		mycolor=initialColor;// Your code goes here
	}
	
	public Shape getFrontmostContainer（Point p） {
	   int size=allshapes.size（）;
	   for（int i=size-1;i>=0;i--）{
		  if（allshapes.get（i）.containsPoint（p）==true）{
		       return allshapes.get（i）; 
		    }
	   }
			// Your code goes here
	   return null;
	}
	
	public void draw（Graphics g） {
		for（Shape s:allshapes）{
		    g.setColor（s.getcolor（））;
			s.drawShape（g）;
		}
      // Your code goes here
	}
	public void front（Shape a）{
		allshapes.remove（a）;
		allshapes.add（a）;
	}
	public void back（Shape a）{
		allshapes.remove（a）;
		allshapes.add（0a）;
	}
	public void move（Shape sPoint aPoint b）{
		int deltaX=b.x-a.x;
		int deltaY=b.y-a.y;
		s.move（deltaX deltaY）;
	}
	public void copy（） throws CloneNotSupportedException{
		int size=allshapes.size（）;
		if（i>=0）{
		amount[i]=size;
		for（int i=size-1;i>=0;i--）{
			allshapes2.add（allshapes.get（i）.clone（））;
		}
		}
	}
	
	
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        387  2009-05-14 20:27  hw2-project\.project

     文件        232  2009-05-14 20:27  hw2-project\.classpath

     文件       3685  2009-05-31 02:15  hw2-project\doc\Explanation

     文件       1164  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$RoundRectButtonListener.class

     文件       1647  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$BlueButtonListener.class

     文件       1139  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$CopyButtonListener.class

     文件       1166  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$ColorIndicator.class

     文件       1149  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$DeleteButtonListener.class

     文件       1652  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$GreenButtonListener.class

     文件       1142  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$LineButtonListener.class

     文件       2585  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$CanvasPanel.class

     文件       1139  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$MoveButtonListener.class

     文件       8089  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor.class

     文件       1271  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$UndoButtonListener.class

     文件       1642  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$RedButtonListener.class

     文件       1144  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$RectButtonListener.class

     文件       1159  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$ExchangeButtonListener.class

     文件       1144  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$FrontButtonListener.class

     文件       1139  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$BackButtonListener.class

     文件       1154  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$ReshapeButtonListener.class

     文件       1139  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Editor$OvalButtonListener.class

     文件       3287  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\Drawing.class

     文件       1570  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\cmd\UndoCmd.class

     文件       1371  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\cmd\SegmentCmd.class

     文件       1387  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\cmd\RoundRectCmd.class

     文件       1759  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\cmd\ReshapeCmd.class

     文件       1382  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\cmd\RectangleCmd.class

     文件       1357  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\cmd\OvalCmd.class

     文件       1389  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\cmd\MoveCmd.class

     文件       1226  2009-12-06 19:30  hw2-project\bin\cn\edu\nju\software\grapheditor\cmd\FrontCmd.class

............此处省略53个文件信息