java实现阿基米德螺线绘制

package 阿基米德螺线_; import javax.swing.*; import javax.swing.event.ChangeEvent; import javax.swing.event.ChangeListener; import java.awt.Color; import java.awt.Font; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.io.*; import java.net.*; public class Arjmid_Server extends JFrame implements ActionListener,ChangeListener{ Socket[] sockets=new Socket[4]; JTextField text_cb; JButton P_start,P_sava,P_read; private JSpinner js; private JRadioButton bcolor[]; private double x; private JCheckBox start; private int rgb,color; private String file; DataOutputStream[] douts=new DataOutputStream[4]; public Arjmid_Server(int port)throws IOException { super("阿基米德螺线绘制服务�?"+InetAddress.getLocalHost()+":"+port); this.setBounds(0,0,1365,200); this.setDefaultCloseOperation(EXIT_ON_CLOSE); JPanel tb=new JPanel(); this.getContentPane().add(tb,"South"); tb.add(new JLabel("设置圈数")); text_cb=new JTextField("8",10); text_cb.addActionListener(this); tb.add(text_cb); text_cb.setEnabled(false); P_start=new JButton("绘制"); tb.add(P_start); P_start.addActionListener(this); P_start.setEnabled(false); P_sava=new JButton("保存数据"); tb.add(P_sava); P_sava.addActionListener(this); P_sava.setEnabled(false); P_read=new JButton("读取数据"); tb.add(P_read); P_read.addActionListener(this); P_read.setEnabled(false); start=new JCheckBox("动�?�绘�?"); tb.add(start); start.setEnabled(false); js=new JSpinner(); js.setValue(Double.parseDouble(text_cb.getText())); js.addChangeListener(this); js.setEnabled(false); tb.add(js); String colorstr[]={"�?","�?","�?"}; ButtonGroup colorgroup=new ButtonGroup(); bcolor=new JRadioButton[colorstr.length]; for(int i=0;i<bcolor.length;i++){ bcolor[i]=new JRadioButton(colorstr[i]); colorgroup.add(bcolor[i]); tb.add(bcolor[i]); bcolor[i].setEnabled(false); bcolor[i].addActionListener(this); } JTextArea text=new JTextArea(); text.setFont(new Font("Courier",Font.PLAIN,15)); this.getContentPane().add(text); text.setLineWrap(true); this.setVisible(true); for(int i=0;i<4;i++) { text.append(port+"端口等待TCP连接"); sockets[i]=new ServerSocket(port).accept(); //等待接收客户端的连接申请 text.append("连接"+sockets[i].getInetAddress()+":"+sockets[i].getPort()+"\n"); douts[i]=new DataOutputStream(sockets[i].getOutputStream()); //获得socket输入�? port++; //在下�?个端口等待下�?个客户端连接 } while(true) { for(int i=0;i<bcolor.length;i++){ bcolor[i].setEnabled(true); text_cb.setEnabled(true); start.setEnabled(true); P_start.setEnabled(true); P_sava.setEnabled(true); P_read.setEnabled(true); js.setEnabled(true); } } } public static void main(String[] args) throws IOException{ // TODO 自动生成的方法存�? new Arjmid_Server(2001); } public void Sava(String file){ //******************************************** try{ FileOutputStream fout=new FileOutputStream(file); DataOutputStream dout=new DataOutputStream(fout); this.x=Double.parseDouble(text_cb.getText()); dout.writeDouble(x); //圈数写入文件 dout.writeInt(color); //颜色按钮数组下标写入文件 dout.writeInt(rgb); //颜色值写入文�? dout.close(); fout.close(); } catch (FileNotFoundException e){ e.printStackTrace(); } catch(NumberFormatException nfex){ JOptionPane.showMessageDialog(this,"无法转换成浮点数","提醒",JOptionPane.WARNING_MESSAGE); } catch(IOException e1){ e1.printStackTrace(); } } public void Read(String file) { //****************************read try { FileInputStream fin=new FileInputStream(file); DataInputStream din1=new DataInputStream(fin); this.text_cb.setText(din1.readDouble()+""); //读取圈数 this.bcolor[din1.readInt()].setSelected(true);//读取颜色按钮数组下标 rgb=din1.readInt();//读取颜色�? din1.close(); fin.close(); } catch (FileNotFoundException e) { e.printStackTrace(); } catch (IOException e1) { e1.printStackTrace(); } } public void actionPerformed(ActionEvent ev) { // TODO 自动生成的方法存�? Color c=null; if(ev.getSource()==bcolor[0]) { c=new Color(255,0,0); rgb=c.getRGB(); color=1; } if(ev.getSource()==bcolor[1]){ c=new Color(0,255,0); rgb=c.getRGB(); color=2; } if(ev.getSource()==bcolor[2]){ c=new Color(0,0,255); rgb=c.getRGB(); color=3; } if(ev.getActionCommand().equals("保存数据")) { this.file="text_Arjmid"; Sava(this.file); //保存到文�? } if(ev.getActionCommand().equals("读取数据")) { this.file="text_Arjmid"; Read(this.file); } if(ev.getActionCommand().equals("绘制")){ //传输数据 try{ this.x=Double.parseDouble(text_cb.getText()); if(x<0||x>10) throw new Exception(" "); for(int i=0;i<4;i++) { douts[i].writeDouble(x); //写入圈数      douts[i].writeInt(rgb); if(start.isSelected()) { douts[i].writeBoolean(true); } else if(!start.isSelected()) { douts[i].writeBoolean(false); } } } catch(NumberFormatException e){ JOptionPane.showMessageDialog(this,"无法转换成浮点数","提醒",JOptionPane.WARNING_MESSAGE); } catch(Exception ex){ JOptionPane.showMessageDialog(this,"圈数必须�?0~10之间","提醒",JOptionPane.WARNING_MESSAGE); } } } public void stateChanged(ChangeEvent ev) { if(ev.getSource().equals(js)) { int k=(int) js.getValue(); //获取文本行输入数�? if(k<0) { JOptionPane.showMessageDialog(this,"圈数不能小于0","提醒",JOptionPane.WARNING_MESSAGE); js.setValue(1); } if(k>10) { JOptionPane.showMessageDialog(this,"圈数不能大于10","提醒",JOptionPane.WARNING_MESSAGE); js.setValue(10); } this.text_cb.setText(""+js.getValue()); } } }