c_paint.java

一个java写的画图板程序 一个java写的画图板程序

import java.applet.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.*;

class c_paint implements paint_interface{
	public  void paint(int i,int x1,int y1,int x2,int y2,int mouseflag,Color c,Vector vector,Toolkit tool,JRadioButton fillt,Graphics g,TextField t1,TextField t2){
		     Dimension dim=tool.getScreenSize();  //获得屏幕大小
	    int hudu1;
	   	int hudu2;
	   	String str1;
	   	String str2;
	   	str1=t1.getText();
		str2=t2.getText();
		hudu1=get_int_value.getIntValue(str1);
		hudu2=get_int_value.getIntValue(str2);
				    
				    
		    g.clearRect(0,0,dim.width,dim.height); //先清空一次屏幕
		    
		   ///////*******先绘制向量里保存的图形******////////
		    int vector_i=0;            //下标
			int fillflag;              //是否填充
			Color vc;                 //颜色
		    int lx1=0,ly1=0,lx2=0,ly2=0,lxs=0,lys=0,lxe=0,lye=0; //坐标
            int h1=0,h2=0;
		    int style;                //形状
		    while(vector_i<vector.size()){
		    	style=(Integer)vector.get(vector_i);
		    	lx1=(Integer)vector.get(vector_i+2);
		    	ly1=(Integer)vector.get(vector_i+3);
		    	lx2=(Integer)vector.get(vector_i+4);
		    	ly2=(Integer)vector.get(vector_i+5);
		    	fillflag=(Integer)vector.get(vector_i+1);
		    	vc=(Color)vector.get(vector_i+6);
		    	h1=(Integer)vector.get(vector_i+7);
		    	h2=(Integer)vector.get(vector_i+8);
		    int xy[]=new int[4];
			xy[0]=lx1;
			xy[1]=ly1;  
			xy[2]=lx2;
			xy[3]=ly2;
		    location_analyze.analyze(xy);	
		    			    			    	
		    	
		    	
		    	
		    	if(fillflag==1){
		    		switch(style){
		    	 case 1:
		   	           	g.setColor(vc);
       	            	g.fillOval(xy[0],xy[1],xy[2],xy[3]);
		    			break;
		    					    			case 2:

		    			g.setColor(vc);
       		            g.fillRect(xy[0],xy[1],xy[2],xy[3]);		    			
		    			break;
		    					    			case 3:
				    	g.setColor(vc);
       		            g.fillRoundRect(xy[0],xy[1],xy[2],xy[3],20,20);

		    					    			
		    			break;
		    					    			case 4:
		    			g.setColor(vc);
       	                g.drawLine(lx1,ly1,lx2,ly2);	
		    			break;
		    					    			case 5:
		    			g.setColor(vc);
       	                g.fillArc(xy[0],xy[1],xy[2],xy[3],h1,h2);	    			
		    			break;
		    					    			case 6:
		    			g.setColor(vc); 		
       	            	g.fillOval(xy[0],xy[1],xy[2],xy[2]);   			
		    			break;
		    		}
		    		
		    	}
		    	else{
		    			switch(style){
		    	 case 1:
		   	           	g.setColor(vc);
       	            	g.drawOval(xy[0],xy[1],xy[2],xy[3]);
		    			break;
		    					    			case 2:

		    			g.setColor(vc);
       		            g.drawRect(xy[0],xy[1],xy[2],xy[3]);		    			
		    			break;
		    					    			case 3:
				    	g.setColor(vc);
       		            g.drawRoundRect(xy[0],xy[1],xy[2],xy[3],20,20);

		    					    			
		    			break;
		    					    			case 4:
		    			g.setColor(vc);
       	                g.drawLine(lx1,ly1,lx2,ly2);	
		    			break;
		    					    			case 5:
		    			g.setColor(vc);
       	                g.drawArc(xy[0],xy[1],xy[2],xy[3],h1,h2);	    			
		    			break;
		    					    			case 6:
		    			g.setColor(vc); 		
       	            	g.drawOval(xy[0],xy[1],xy[2],xy[2]);   			
		    			break;
		    		}
		    		
		    	}
		    	
		    //	System.out.println(lxs);
              vector_i+=9;
		    }

			
		/////****分析坐标*****///		   
			int xy[]=new int[4];
			xy[0]=x1;
			xy[1]=y1;  
			xy[2]=x2;
			xy[3]=y2;
			location_analyze.analyze(xy);
				   				   				  				                				    
       if(i==1&&mouseflag==1){
       	if(fillt.isSelected()){                           //画填充图形
       		
       		g.setColor(c);
       		g.fillOval(xy[0],xy[1],xy[2],xy[3]);
       	}
       	
       else 
       {
       g.setColor(c);
       	g.drawOval(xy[0],xy[1],xy[2],xy[3]);
       
       
        }           
       }
       
       
       
       
       if(i==2&&mouseflag==1){       	
       	    if(fillt.isSelected()){
       	  
       		g.setColor(c);
       		g.fillRect(xy[0],xy[1],xy[2],xy[3]);
       	}
       	else	{
       	
       		g.setColor(c);
       		g.drawRect(xy[0],xy[1],xy[2],xy[3]);}
       }
       
       
       
       if(i==3&&mouseflag==1){
       	
       	if(fillt.isSelected()){
       	
       		g.setColor(c);
       		g.fillRoundRect(xy[0],xy[1],xy[2],xy[3],20,20);
       		       	
       	}
       	else {
       	
       		g.setColor(c);
       		g.drawRoundRect(xy[0],xy[1],xy[2],xy[3],20,20);
       	}
       }
       
       
            
       if(i==5&&mouseflag==1){
       	       	if(fillt.isSelected()){
       	 
       		g.setColor(c);
       	g.drawArc(xy[0],xy[1],xy[2],xy[3],hudu1,hudu2);
       	}
       	else {
       	
       		g.setColor(c);
       		g.drawArc(xy[0],xy[1],xy[2],xy[3],hudu1,hudu2);}
       }
       
        if(i==6&&mouseflag==1){
	if(fillt.isSelected()){
		    
       		g.setColor(c);
       	
       		g.fillOval(xy[0],xy[1],xy[2],xy[2]);

       	}
       	
       else {
      
       	g.setColor(c);
       	g.drawOval(xy[0],xy[1],xy[2],xy[2]);}
       
       }
       
       if(mouseflag==1&&i==4){                      // mouseflag为1表示鼠标划线
       	g.setColor(c);
       	g.drawLine(x1,y1,x2,y2);             //x1,y1的值从mousepressed()函数中获得
       }

		
	}
}