appframe.java

来自「JGraph扩展应用。自定义Renderer,自定义视图View实现自定义工作流」· Java 代码 · 共 504 行 · 第 1/2 页

        mediumPanel4.setLayout(new java.awt.BorderLayout(0, 3));

        loadButton.setFont(new java.awt.Font("Dialog", 0, 10));
        loadButton.setText("Load from jdraw model");
        loadButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                loadButtonActionPerformed(evt);
            }
        });

        mediumPanel4.add(loadButton, java.awt.BorderLayout.CENTER);

        saveButton.setFont(new java.awt.Font("Dialog", 0, 10));
        saveButton.setText("Save to jdraw model");
        saveButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                saveButtonActionPerformed(evt);
            }
        });

        mediumPanel4.add(saveButton, java.awt.BorderLayout.NORTH);

        exportButton.setFont(new java.awt.Font("Dialog", 0, 10));
        exportButton.setText("Export to PNG image");
        exportButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                exportButtonActionPerformed(evt);
            }
        });

        mediumPanel4.add(exportButton, java.awt.BorderLayout.SOUTH);

        savePanel.add(mediumPanel4);

        mediumPanel1.add(savePanel);

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTH;
        gridBagConstraints.weightx = 1.0;
        gridBagConstraints.insets = new java.awt.Insets(10, 5, 5, 5);
        ctrlPanel.add(mediumPanel1, gridBagConstraints);

        copyleft.setFont(new java.awt.Font("Verdana", 0, 10));
        copyleft.setForeground(new java.awt.Color(255, 153, 0));
        copyleft.setText("CopyLeft 2005 hysun");
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 1;
        gridBagConstraints.anchor = java.awt.GridBagConstraints.SOUTH;
        gridBagConstraints.weightx = 1.0;
        gridBagConstraints.weighty = 1.0;
        gridBagConstraints.insets = new java.awt.Insets(5, 5, 15, 5);
        ctrlPanel.add(copyleft, gridBagConstraints);

        getContentPane().add(ctrlPanel, java.awt.BorderLayout.WEST);

        getContentPane().add(board, java.awt.BorderLayout.CENTER);

        java.awt.Dimension screenSize = java.awt.Toolkit.getDefaultToolkit().getScreenSize();
        setBounds((screenSize.width-786)/2, (screenSize.height-578)/2, 786, 578);
    }//GEN-END:initComponents

    private void exportButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_exportButtonActionPerformed
        try {
            if (filechooser2 == null) {
                filechooser2 = new JFileChooser();
                filechooser2.setFileFilter(pngFilter);
                filechooser2.setMultiSelectionEnabled(false);
                filechooser2.setAcceptAllFileFilterUsed(false);
            }
            int retVal = filechooser2.showSaveDialog(this);
            if (retVal != JFileChooser.APPROVE_OPTION)
                return;
            File file = filechooser2.getSelectedFile();
            if (!file.getName().toLowerCase().endsWith(".png")) {
                file = new File(file.getAbsolutePath() + ".png");
            }
            Dimension d = board.getSize();
            BufferedImage image = new BufferedImage(d.width, d.height, 
                                            BufferedImage.TYPE_INT_ARGB);
            Graphics2D g = image.createGraphics();
            board.paint(g);
            g.dispose();
            ImageIO.write(image, "png", file);
        } catch (Exception e) {
            JOptionPane.showMessageDialog(this, e, "Error!", JOptionPane.ERROR_MESSAGE);
        }
    }//GEN-LAST:event_exportButtonActionPerformed

    private void loadButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_loadButtonActionPerformed
        try {
            if (filechooser1 == null) {
                filechooser1 = new JFileChooser();
                filechooser1.setFileFilter(jdrawFilter);
                filechooser1.setMultiSelectionEnabled(false);
                filechooser1.setAcceptAllFileFilterUsed(false);
            }
            int retVal = filechooser1.showOpenDialog(this);
            if (retVal != JFileChooser.APPROVE_OPTION)
                return;
            BufferedReader br = new BufferedReader(new FileReader(filechooser1.getSelectedFile()));
            int rgb = Integer.parseInt(br.readLine());
            Color fgcolor = new Color(rgb);
            board.setForeground(fgcolor);
            fgButton.setBackground(fgcolor);
            rgb = Integer.parseInt(br.readLine());
            Color bgcolor = new Color(rgb);
            board.setBackground(bgcolor);
            bgButton.setBackground(bgcolor);
            weightCombo.setSelectedIndex(Integer.parseInt(br.readLine()));
            eraserCombo.setSelectedIndex(Integer.parseInt(br.readLine()));
            ArrayList list = new ArrayList();
            String str;
            while ((str = br.readLine()) != null)
                list.add(str);
            board.setShapes(list);
        } catch (Exception e) {
            JOptionPane.showMessageDialog(this, e, "Error!", JOptionPane.ERROR_MESSAGE);
        }
    }//GEN-LAST:event_loadButtonActionPerformed

    private void saveButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_saveButtonActionPerformed
        try {
            if (filechooser1 == null) {
                filechooser1 = new JFileChooser();
                filechooser1.setFileFilter(jdrawFilter);
                filechooser1.setMultiSelectionEnabled(false);
                filechooser1.setAcceptAllFileFilterUsed(false);
            }
            int retVal = filechooser1.showSaveDialog(this);
            if (retVal != JFileChooser.APPROVE_OPTION)
                return;
            File file = filechooser1.getSelectedFile();
            if (!file.getName().toLowerCase().endsWith(".jdw")) {
                file = new File(file.getAbsolutePath() + ".jdw");
            }
            Color fgcolor = board.getForeground();
            Color bgcolor = board.getBackground();
            PrintWriter pw = new PrintWriter(new FileWriter(file));
            pw.println(fgcolor.getRGB());
            pw.println(bgcolor.getRGB());
            pw.println(weightCombo.getSelectedIndex());
            pw.print(eraserCombo.getSelectedIndex());
            pw.print(board.getShapes());
            pw.close();
        } catch (java.io.IOException ioe) {
            JOptionPane.showMessageDialog(this, ioe, "Error!", JOptionPane.ERROR_MESSAGE);
        }
    }//GEN-LAST:event_saveButtonActionPerformed

    private void fgButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_fgButtonActionPerformed
        java.awt.Color color = javax.swing.JColorChooser.showDialog(this, 
                "Change Drawing Color", board.getForeground());
        if (color != null) {
            board.setForeground(color);
            fgButton.setBackground(color);
        }
    }//GEN-LAST:event_fgButtonActionPerformed

    private void bgButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_bgButtonActionPerformed
        java.awt.Color color = javax.swing.JColorChooser.showDialog(this, 
                "Change Board Background Color", board.getBackground());
        if (color != null) {
            board.setBackground(color);
            bgButton.setBackground(color);
        }
    }//GEN-LAST:event_bgButtonActionPerformed

    private void eraserComboActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_eraserComboActionPerformed
        board.setEraserIndex(eraserCombo.getSelectedIndex());
    }//GEN-LAST:event_eraserComboActionPerformed

    private void weightComboActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_weightComboActionPerformed
        board.setStrokeIndex(weightCombo.getSelectedIndex());
    }//GEN-LAST:event_weightComboActionPerformed

    private void clearButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_clearButtonActionPerformed
        board.clearBoard();
    }//GEN-LAST:event_clearButtonActionPerformed

    private void polygonButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_polygonButtonActionPerformed
        board.setTool(DrawingBoard.TOOL_POLYGON);
    }//GEN-LAST:event_polygonButtonActionPerformed

    private void eraserButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_eraserButtonActionPerformed
        board.setTool(DrawingBoard.TOOL_ERASER);
    }//GEN-LAST:event_eraserButtonActionPerformed

    private void pencilButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_pencilButtonActionPerformed
        board.setTool(DrawingBoard.TOOL_PENCIL);
    }//GEN-LAST:event_pencilButtonActionPerformed

    private void diamondButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_diamondButtonActionPerformed
        board.setTool(DrawingBoard.TOOL_DIAMOND);
    }//GEN-LAST:event_diamondButtonActionPerformed

    private void ovalButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_ovalButtonActionPerformed
        board.setTool(DrawingBoard.TOOL_OVAL);
    }//GEN-LAST:event_ovalButtonActionPerformed

    private void rectButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_rectButtonActionPerformed
        board.setTool(DrawingBoard.TOOL_RECT);
    }//GEN-LAST:event_rectButtonActionPerformed

    private void lineButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_lineButtonActionPerformed
        board.setTool(DrawingBoard.TOOL_LINE);
    }//GEN-LAST:event_lineButtonActionPerformed
    
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.util.Locale.setDefault(java.util.Locale.US);
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new AppFrame().setVisible(true);
            }
        });
    }
    
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton bgButton;
    private DrawingBoard board;
    private javax.swing.JButton clearButton;
    private javax.swing.JPanel colorPanel;
    private javax.swing.JLabel copyleft;
    private javax.swing.JPanel ctrlPanel;
    private javax.swing.JToggleButton diamondButton;
    private javax.swing.JToggleButton eraserButton;
    private javax.swing.JComboBox eraserCombo;
    private javax.swing.JButton exportButton;
    private javax.swing.JButton fgButton;
    private javax.swing.JToggleButton lineButton;
    private javax.swing.JButton loadButton;
    private javax.swing.JPanel mediumPanel1;
    private javax.swing.JPanel mediumPanel2;
    private javax.swing.JPanel mediumPanel3;
    private javax.swing.JPanel mediumPanel4;
    private javax.swing.JToggleButton ovalButton;
    private javax.swing.JToggleButton pencilButton;
    private javax.swing.JToggleButton polygonButton;
    private javax.swing.JToggleButton rectButton;
    private javax.swing.JButton saveButton;
    private javax.swing.JPanel savePanel;
    private javax.swing.JPanel sizePanel;
    private javax.swing.ButtonGroup toolsGroup;
    private javax.swing.JPanel toolsPanel;
    private javax.swing.JComboBox weightCombo;
    // End of variables declaration//GEN-END:variables
    
}