paintbrush.txt

java编画图软件

		private	JPanel jPanel_set1=new JPanel();
		private	JPanel jPanel_set2=new JPanel();
		private	JPanel temp0=new JPanel(new GridLayout(4,1)), temp1=new JPanel(new FlowLayout(FlowLayout.LEFT)), temp2=new JPanel(new FlowLayout(FlowLayout.LEFT)), temp3=new JPanel(new FlowLayout(FlowLayout.LEFT)), temp4=new JPanel(new FlowLayout(FlowLayout.LEFT)), temp5=new JPanel(new FlowLayout(FlowLayout.LEFT)), temp6=new JPanel(new FlowLayout(FlowLayout.LEFT)), temp7=new JPanel(new FlowLayout(FlowLayout.LEFT)), temp8=new JPanel(new GridLayout(3,1));

		public JCheckBox jCheckBox = new JCheckBox();
		private BufferedImage bufImg = new BufferedImage(50 ,50,BufferedImage.TYPE_3BYTE_BGR);
		private JLabel jlbImg=new JLabel();
		float data[]={20};
		JLabel pie[]=new JLabel[3];
		public int number=5;
		JSpinner lineWidthSelect = new JSpinner();
		JRadioButton style[] = new JRadioButton[ 5 ];
		ButtonGroup styleGroup = new ButtonGroup() ,pieGroup = new ButtonGroup();
        
		public SetPanel(){//产生面板//
			this.setLayout(null);
			this.add(jPanel_set1);

			jlbImg.setIcon(new ImageIcon(bufImg));
			jPanel_set1.setLayout(new FlowLayout());
			jPanel_set1.setBounds(new Rectangle(0, 0, 100, 160));
			jPanel_set1.setBorder( new TitledBorder(null, "边框",TitledBorder.LEFT, TitledBorder.TOP) );
			lineWidthSelect.setValue(new Integer(5));

			for(i=0;i<=1;i++){
				style[i] = new JRadioButton();
				styleGroup.add(style[i]);
				style[i].addActionListener(this);
			}
			style[0].setSelected( true );
      
			temp1.add(new JLabel("大小:"));
			temp1.add(lineWidthSelect);
			
			temp2.add(new JLabel("虛线:"));
			temp2.add(jCheckBox);
			
			temp3.add(new JLabel("圆角:"));
			temp3.add(style[0]);
			
			temp4.add(new JLabel("尖角:"));
			temp4.add(style[1]);
			
			temp0.add(temp1);
			temp0.add(temp2);
			temp0.add(temp3);
			temp0.add(temp4);
			
			jPanel_set1.add(temp0);
			lineWidthSelect.addChangeListener( this );
			jCheckBox.addItemListener( this );
			
			jPanel_set2.setBounds(new Rectangle(0, 170, 100, 130));
			jPanel_set2.setBorder( new TitledBorder(null, "扇型设定",TitledBorder.LEFT, TitledBorder.TOP) );
			
			for(i=2;i<=4;i++){
				style[i] = new JRadioButton();
				pieGroup.add(style[i]);
				style[i].addActionListener(this);
			}
			style[4].setSelected( true );
			
			pie[0] = new JLabel("弦状:");
			temp5.add(pie[0]);
			temp5.add(style[2]);
			
			pie[1] = new JLabel("开放:");
			temp6.add(pie[1]);
			temp6.add(style[3]);
			
			pie[2] = new JLabel("派状:");
			temp7.add(pie[2]);
			temp7.add(style[4]);
			
			temp8.add(temp5);
			temp8.add(temp6);
			temp8.add(temp7);
			
			temp8.setPreferredSize(new Dimension( 71 , 95 ));

			jPanel_set2.add(temp8);
			this.add(jPanel_set2);

			pie_remove_ctrl();
			stroke = new BasicStroke(5, BasicStroke.CAP_ROUND, BasicStroke.JOIN_MITER);
		}
		
		public void pencil_add_ctrl(){
			style[0].setSelected(true);
			style[1].setEnabled(false);
			jCheckBox.setSelected(false);
			jCheckBox.setEnabled(false);
			BasicStroke stroke2 = (BasicStroke) stroke;
			stroke = new BasicStroke(stroke2.getLineWidth(), BasicStroke.CAP_ROUND, BasicStroke.JOIN_MITER);
		}
		
		public void pencil_remove_ctrl(){
			style[1].setEnabled(true);
			jCheckBox.setEnabled(true);
		}
		
		public void pie_add_ctrl(){
			pie[0].setEnabled(true);
			pie[1].setEnabled(true);
			pie[2].setEnabled(true);
			style[2].setEnabled(true);
			style[3].setEnabled(true);
			style[4].setEnabled(true);
		}
		
		public void pie_remove_ctrl(){
			pie[0].setEnabled(false);
			pie[1].setEnabled(false);
			pie[2].setEnabled(false);
			style[2].setEnabled(false);
			style[3].setEnabled(false);
			style[4].setEnabled(false);
		}
		
		public void actionPerformed( ActionEvent e ){
			BasicStroke stroke2 = (BasicStroke) stroke;
			if ( e.getSource() == style[0] )
				stroke = new BasicStroke( stroke2.getLineWidth(), BasicStroke.CAP_ROUND, stroke2.getLineJoin(), stroke2.getMiterLimit(), stroke2.getDashArray(), stroke2.getDashPhase() );
			else if ( e.getSource() == style[1] )
				stroke = new BasicStroke( stroke2.getLineWidth(), BasicStroke.CAP_BUTT, stroke2.getLineJoin(), stroke2.getMiterLimit(), stroke2.getDashArray(), stroke2.getDashPhase() );
			else if ( e.getSource() == style[2] )
				drawPanel.pie_shape=Arc2D.CHORD;
			else if ( e.getSource() == style[3] )
				drawPanel.pie_shape=Arc2D.OPEN;
			else if ( e.getSource() == style[4] )
				drawPanel.pie_shape=Arc2D.PIE;
		}
		
		public void stateChanged(ChangeEvent e){
			number = Integer.parseInt(lineWidthSelect.getValue().toString());
			if(number <= 0) {
				lineWidthSelect.setValue(new Integer(1));
				number = 1;
			}
        	BasicStroke stroke2 = (BasicStroke) stroke;
			stroke = new BasicStroke( number, stroke2.getEndCap(), stroke2.getLineJoin(), stroke2.getMiterLimit(), stroke2.getDashArray(), stroke2.getDashPhase() );
		}
		
		public void itemStateChanged( ItemEvent e ){
			BasicStroke stroke2 = (BasicStroke) stroke;
			if ( e.getSource() == jCheckBox ){
				if ( e.getStateChange() == ItemEvent.SELECTED )
					stroke = new BasicStroke( stroke2.getLineWidth(), stroke2.getEndCap(), stroke2.getLineJoin(), 10, data, 0 );
				else
					stroke = new BasicStroke( stroke2.getLineWidth(), stroke2.getEndCap(), stroke2.getLineJoin());
			}
		}
		
		public Dimension getPreferredSize(){
			return new Dimension( 100, 300 );
		}
	}
	
	public class Gradient extends JPanel{//间层预览
		public Color G_color_left = new Color(255,255,255);
		public Color G_color_right = new Color(0,0,0);
		
		public Gradient(){
			repaint();
		}
		
		public void paint(Graphics g) {
			Graphics2D g2d = (Graphics2D) g;
			
			g2d.setPaint( new GradientPaint( 0, 0, G_color_left, 100, 0, G_color_right, true ) );
			g2d.fill( new Rectangle2D.Double( 0, 0, 100, 25 ) );
		}
		
		public Dimension getPreferredSize(){
			return new Dimension( 100, 25 );
		}
	}
	
	public class ColorPanel extends JPanel implements MouseListener,ActionListener{//调色盘class
		private	JPanel jPanel_color0[]=new JPanel[5];
		private	JPanel jPanel_color1[]=new JPanel[32];
		private	JPanel jPanel_color2[]=new JPanel[32];
		private	ImageIcon special_color[]= new ImageIcon[4];
		private BufferedImage bufImg = new BufferedImage(12 ,12,BufferedImage.TYPE_3BYTE_BGR) ,bufImg2 = new BufferedImage(12 ,12,BufferedImage.TYPE_3BYTE_BGR);
		private JLabel jlbImg=new JLabel() ,jlbImg2=new JLabel();
		private	ImageIcon icon;
		private JDialog jDialog;
		private JButton ok, cancel,left,right;
		private Gradient center = new Gradient();
		
		private	int rgb[][]={
			{0,255,128,192,128,255,128,255,  0,  0,  0,  0,  0,  0,128,255,128,255,  0,  0,  0,128,  0,128,128,255,128,255,255,255,255,255},
			{0,255,128,192,  0,  0,128,255,128,255,128,255,  0,  0,  0,  0,128,255, 64,255,128,255, 64,128,  0,  0, 64,128,255,255,255,255},
			{0,255,128,192,  0,  0,  0,  0,  0,  0,128,255,128,255,128,255, 64,128, 64,128,255,255,128,255,255,128,  0, 64,255,255,255,255}
		};
		
		public ColorPanel(){//产生版面//
			addMouseListener( this );
			jlbImg.setIcon(new ImageIcon(bufImg));
			jlbImg2.setIcon(new ImageIcon(bufImg2));

			special_color[0] = new ImageIcon( "img/icon1.gif" );
			special_color[1] = new ImageIcon( "img/icon2.gif" );
			special_color[2] = new ImageIcon( "img/icon3.gif" );
			special_color[3] = new ImageIcon( "img/icon4.gif" );
			
			this.setLayout(null);
			color_border=new Color(0,0,0);
			color_inside=null;
			
			for(i=0;i<jPanel_color0.length;i++){
				jPanel_color0[i]=new JPanel();
				if(i<=2){
					jPanel_color0[i].setBorder(BorderFactory.createEtchedBorder(BevelBorder.RAISED));
					jPanel_color0[i].setLayout(null);
				}
				else{
					jPanel_color0[i].setBackground(new Color(rgb[0][i-3],rgb[1][i-3],rgb[2][i-3]));
					jPanel_color0[i].setLayout(new GridLayout(1,1));
					jPanel_color0[i-2].add(jPanel_color0[i]);
				}
			}
			for(i=0;i<jPanel_color2.length;i++){
				jPanel_color2[i]=new JPanel();
				jPanel_color2[i].setLayout(new GridLayout(1,1));
				jPanel_color2[i].setBounds(new Rectangle(2, 2, 12, 12));
				jPanel_color2[i].setBackground(new Color(rgb[0][i],rgb[1][i],rgb[2][i]));
				if(i>=28)
					jPanel_color2[i].add(new JLabel(special_color[i-28]));
			}
			
			for(i=0;i<jPanel_color1.length;i++){
				jPanel_color1[i]=new JPanel();
				jPanel_color1[i].setLayout(null);
				jPanel_color1[i].add(jPanel_color2[i]);
				this.add(jPanel_color1[i]);
				if(i%2==0){jPanel_color1[i].setBounds(new Rectangle(32+i/2*16, 0, 16, 16));}
				else{jPanel_color1[i].setBounds(new Rectangle(32+i/2*16, 16, 16, 16));}
				jPanel_color1[i].setBorder(BorderFactory.createEtchedBorder(BevelBorder.RAISED));
			}
			
			jPanel_color0[3].add(jlbImg);
			jPanel_color0[4].add(jlbImg2);
			
			Graphics2D g2d = bufImg2.createGraphics();
			g2d.setPaint( Color.white );
			g2d.fill( new Rectangle2D.Double( 0, 0, 12, 12 ) );
			g2d.setPaint( Color.red ); 
			g2d.draw( new Line2D.Double( 0, 0, 12, 12 ) );
			g2d.draw( new Line2D.Double( 11, 0, 0, 11 ) );
			repaint();
			
			this.add(jPanel_color0[1]);
			this.add(jPanel_color0[2]);
			this.add(jPanel_color0[0]);

			jPanel_color0[0].setBounds(new Rectangle(0, 0, 32, 32));
			jPanel_color0[1].setBounds(new Rectangle(4, 4, 16, 16));
			jPanel_color0[2].setBounds(new Rectangle(12,12,16, 16));
			jPanel_color0[3].setBounds(new Rectangle(2, 2, 12, 12));
			jPanel_color0[4].setBounds(new Rectangle(2, 2, 12, 12));
			
			jDialog = new JDialog(Painter.this, "请选择两种颜色作间层", true);
        	jDialog.getContentPane().setLayout(new FlowLayout());
        	jDialog.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE );
        	jDialog.setSize(250, 110);
        	JPanel temp = new JPanel(new GridLayout(2,1));
        	JPanel up = new JPanel(new FlowLayout());
        	JPanel down = new JPanel(new FlowLayout());
        	
			ok = new JButton("确定");
			cancel = new JButton("取消");
			left = new JButton(" ");
			right = new JButton(" ");
			center.setBorder(BorderFactory.createEtchedBorder(BevelBorder.RAISED));
			up.add(left);
			up.add(center);
			up.add(right);
			down.add(ok);
			down.add(cancel);
			temp.add(up);
			temp.add(down);
			jDialog.getContentPane().add(temp);
			
			ok.addActionListener(this);
			cancel.addActionListener(this);
			left.addActionListener(this);
			right.addActionListener(this);
		}
		public void actionPerformed( ActionEvent e ){
			if(e.getSource() == left){
				center.G_color_left = JColorChooser.showDialog( Painter.this, "请选择边线颜色", center.G_color_left );
				center.repaint();
			}
			else if(e.getSource() == right){
				center.G_color_right = JColorChooser.showDialog( Painter.this, "请选择边线颜色", center.G_color_right );
				center.repaint();
			}
			else{
				jDialog.dispose();
			}
		}
		
		public Dimension getPreferredSize(){
			return new Dimension( 300, 32 );
		}
		public void mouseClicked( MouseEvent e ){}
		public void mousePressed( MouseEvent e ){
			Graphics2D g2d;
			if(e.getX()>=5 && e.getX()<=20 && e.getY()>=5 && e.getY()<=20){
				g2d = bufImg.createGraphics();
				color_border = JColorChooser.showDialog( Painter.this, "请选择边线颜色", (Color)color_border );
				g2d.setPaint(color_border);
				g2d.fill( new Rectangle2D.Double( 0, 0, 12, 12 ) );
				repaint();
			}
			else if(e.getX()>=13 && e.getX()<=28 && e.getY()>=13 && e.getY()<=28){
				g2d = bufImg2.createGraphics();
				color_inside = JColorChooser.showDialog( Painter.this, "请选择填充颜色", (Color)color_inside );
				g2d.setPaint(color_inside);
				g2d.fill( new Rectangle2D.Double( 0, 0, 12, 12 ) );
				repaint();
			}
			
			if(!(e.getX()>=32 && e.getX()<=288)) return;
			int choose=(e.getX()-32)/16*2+e.getY()/16;
			
			if(e.getButton()==1)//判断填充边框或是否填满内部
				g2d = bufImg.createGraphics();
			else
				g2d = bufImg2.createGraphics();
			
			if(choose==28){//填充物颜色
				g2d.setPaint( Color.white );
				g2d.fill( new Rectangle2D.Double( 0, 0, 12, 12 ) );
				g2d.setPaint( Color.red );