Design for Coder

package com.kiritor.painter; import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.border.*; import javax.swing.event.*; import javax.imageio.ImageIO; import java.io.*; import java.awt.geom.*; import java.awt.image.*; import java.awt.font.*; public class Painter extends JFrame implements ActionListener { private Container c = getContentPane(); private String menuBar[] = { "文件(F)", "编辑(E)", "视图(V)", "说明(H)" }; private String menuItem[][] = { { "新建(N)|78", "打开(O)|79", "保存(S)|83", "另存为(A)", "退出(X)|88" }, { "撤消(U)|90", "重复(R)|89", "剪切(T)|87", "复制(C)|68", "粘贴(P)|85" }, { "工具箱(T)|84", "色块(C)|76", "状态栏(S)", "属性栏(M)" }, { "关于小画家(A)" } }; private JMenuItem jMenuItem[][] = new JMenuItem[4][5]; private JMenu jMenu[]; private JCheckBoxMenuItem jCheckBoxMenuItem[] = new JCheckBoxMenuItem[4]; private String ButtonName[] = { "直线", "矩开", "椭圆", "圆角矩形", "贝氏曲线", "扇型", "多边形", "铅笔", "橡皮擦", "文字", "选取" }; private JToggleButton jToggleButton[]; private ButtonGroup buttonGroup; private JPanel jPanel[] = new JPanel[5];// 0內層,1繪圖區,2工具箱,3色塊,4屬性欄 private JLabel jLabel[] = new JLabel[1];// 狀態列 private String toolname[] = { "img/tool1.gif", "img/tool2.gif", "img/tool3.gif", "img/tool4.gif", "img/tool5.gif", "img/tool8.gif", "img/tool9.gif", "img/tool7.gif", "img/tool6.gif", "img/tool10.gif", "img/tool11.gif" }; private Icon tool[] = new ImageIcon[11]; private int i, j, show_x, show_y, drawMethod = 7, draw_panel_width = 700, draw_panel_height = 500; private Paint color_border, color_inside; private SetPanel setPanel; private DrawPanel drawPanel; private UnderDrawPanel underDrawPanel; private ColorPanel colorPanel; private Stroke stroke; private Shape shape; private String isFilled; // Download:http://www.codefans.net public Painter() { // 設定JMenuBar，並產生JMenuItem、並設置快捷鍵 JMenuBar bar = new JMenuBar(); jMenu = new JMenu[menuBar.length]; for (i = 0; i < menuBar.length; i++) { jMenu[i] = new JMenu(menuBar[i]); jMenu[i].setMnemonic(menuBar[i].split("\\(")[1].charAt(0)); bar.add(jMenu[i]); } for (i = 0; i < menuItem.length; i++) { for (j = 0; j < menuItem[i].length; j++) { if (i == 0 && j == 4 || i == 1 && j == 2) jMenu[i].addSeparator(); if (i != 2) { jMenuItem[i][j] = new JMenuItem( menuItem[i][j].split("\\|")[0]); if (menuItem[i][j].split("\\|").length != 1) jMenuItem[i][j] .setAccelerator(KeyStroke.getKeyStroke( Integer.parseInt(menuItem[i][j] .split("\\|")[1]), ActionEvent.CTRL_MASK)); jMenuItem[i][j].addActionListener(this); jMenuItem[i][j].setMnemonic(menuItem[i][j].split("\\(")[1] .charAt(0)); jMenu[i].add(jMenuItem[i][j]); } else { jCheckBoxMenuItem[j] = new JCheckBoxMenuItem( menuItem[i][j].split("\\|")[0]); if (menuItem[i][j].split("\\|").length != 1) jCheckBoxMenuItem[j].setAccelerator(KeyStroke .getKeyStroke(Integer.parseInt(menuItem[i][j] .split("\\|")[1]), ActionEvent.CTRL_MASK)); jCheckBoxMenuItem[j].addActionListener(this); jCheckBoxMenuItem[j].setMnemonic(menuItem[i][j] .split("\\(")[1].charAt(0)); jCheckBoxMenuItem[j].setSelected(true); jMenu[i].add(jCheckBoxMenuItem[j]); } } } this.setJMenuBar(bar); c.setLayout(new BorderLayout()); for (i = 0; i < 5; i++) jPanel[i] = new JPanel(); jLabel[0] = new JLabel(" 狀態列"); buttonGroup = new ButtonGroup(); JToolBar jToolBar = new JToolBar("工具箱", JToolBar.VERTICAL); jToggleButton = new JToggleButton[ButtonName.length]; for (i = 0; i < ButtonName.length; i++) { tool[i] = new ImageIcon(getClass().getClassLoader().getResource( toolname[i])); jToggleButton[i] = new JToggleButton(tool[i]); jToggleButton[i].addActionListener(this); jToggleButton[i].setFocusable(false); buttonGroup.add(jToggleButton[i]); } jToolBar.add(jToggleButton[7]); jToolBar.add(jToggleButton[8]); jToolBar.add(jToggleButton[0]); jToolBar.add(jToggleButton[4]); jToolBar.add(jToggleButton[1]); jToolBar.add(jToggleButton[3]); jToolBar.add(jToggleButton[2]); jToolBar.add(jToggleButton[5]); jToolBar.add(jToggleButton[6]); jToolBar.add(jToggleButton[9]); jToolBar.add(jToggleButton[10]); jToggleButton[7].setSelected(true); jToolBar.setLayout(new GridLayout(6, 2, 2, 2)); jPanel[2].add(jToolBar); jToolBar.setFloatable(false);// 無法移動 colorPanel = new ColorPanel(); jPanel[3].setLayout(new FlowLayout(FlowLayout.LEFT)); jPanel[3].add(colorPanel); drawPanel = new DrawPanel(); underDrawPanel = new UnderDrawPanel(); underDrawPanel.setLayout(null); underDrawPanel.add(drawPanel); drawPanel.setBounds(new Rectangle(2, 2, draw_panel_width, draw_panel_height)); setPanel = new SetPanel(); jPanel[4].add(setPanel); jPanel[0].setLayout(new BorderLayout()); jPanel[0].add(underDrawPanel, BorderLayout.CENTER); jPanel[0].add(jPanel[2], BorderLayout.WEST); jPanel[0].add(jPanel[3], BorderLayout.SOUTH); jPanel[0].add(jPanel[4], BorderLayout.EAST); jLabel[0].setBorder(BorderFactory .createBevelBorder(BevelBorder.LOWERED)); underDrawPanel.setBorder(BorderFactory .createBevelBorder(BevelBorder.LOWERED)); underDrawPanel.setBackground(new Color(128, 128, 128)); jPanel[3].setBorder(BorderFactory.createMatteBorder(1, 0, 0, 0, new Color(172, 168, 153))); c.add(jPanel[0], BorderLayout.CENTER); c.add(jLabel[0], BorderLayout.SOUTH); setSize(draw_panel_width, draw_panel_height); setIconImage(new ImageIcon( ( getClass().getClassLoader() .getResource( "img/paint.gif" ))).getImage()); setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); setVisible(true); } public void save() { FileDialog fileDialog = new FileDialog(new Frame(), "请指定一个文件名", FileDialog.SAVE); fileDialog.show(); if (fileDialog.getFile() == null) return; drawPanel.filename = fileDialog.getDirectory() + fileDialog.getFile(); } public void actionPerformed(ActionEvent e) { for (i = 0; i < ButtonName.length; i++) { if (e.getSource() == jToggleButton[i]) { drawMethod = i; if (drawMethod == 5) setPanel.pie_add_ctrl(); else setPanel.pie_remove_ctrl(); if (drawMethod == 7 || drawMethod == 8) setPanel.pencil_add_ctrl(); else setPanel.pencil_remove_ctrl(); drawPanel.clear(); drawPanel.repaint(); jMenuItem[1][2].setEnabled(false); jMenuItem[1][3].setEnabled(false); } } if (e.getSource() == jMenuItem[1][0]) { drawPanel.undo(); } else if (e.getSource() == jMenuItem[1][1]) { drawPanel.redo(); } else if (e.getSource() == jMenuItem[1][2]) { drawPanel.cut(); } else if (e.getSource() == jMenuItem[1][3]) { drawPanel.copy(); } else if (e.getSource() == jMenuItem[1][4]) { drawPanel.paste(); } else if (e.getSource() == jMenuItem[0][0]) {// 開新檔案 underDrawPanel.remove(drawPanel); drawPanel = null; drawPanel = new DrawPanel(); underDrawPanel.add(drawPanel); drawPanel.setBounds(new Rectangle(2, 2, draw_panel_width, draw_panel_height)); underDrawPanel.ctrl_area.setLocation(draw_panel_width + 3, draw_panel_height + 3); underDrawPanel.ctrl_area2.setLocation(draw_panel_width + 3, draw_panel_height / 2 + 3); underDrawPanel.ctrl_area3.setLocation(draw_panel_width / 2 + 3, draw_panel_height + 3); repaint(); } else if (e.getSource() == jMenuItem[0][1]) {// 開啟舊檔 FileDialog fileDialog = new FileDialog(new Frame(), "選擇一個圖檔", FileDialog.LOAD); fileDialog.show(); if (fileDialog.getFile() == null) return;