font2dtest.java

These instructions assume that the 1.4 versions of the java and appletviewer commands are in your p

            /// Parse all options
            boolean displayGridOpt = new Boolean( perLine.nextToken() ).booleanValue();
            boolean force16ColsOpt = new Boolean( perLine.nextToken() ).booleanValue();
            boolean showFontInfoOpt = new Boolean( perLine.nextToken() ).booleanValue();
            String rangeNameOpt = perLine.nextToken();
            int rangeStartOpt = Integer.parseInt( perLine.nextToken() );
            int rangeEndOpt = Integer.parseInt( perLine.nextToken() );
            String fontNameOpt = perLine.nextToken();
            int fontSizeOpt = Integer.parseInt( perLine.nextToken() );
            int fontStyleOpt = Integer.parseInt( perLine.nextToken() );
            int fontTransformOpt = Integer.parseInt( perLine.nextToken() );
            int g2TransformOpt = Integer.parseInt( perLine.nextToken() );
            int textToUseOpt = Integer.parseInt( perLine.nextToken() );
            int drawMethodOpt = Integer.parseInt( perLine.nextToken() );
            boolean useAntialiasOpt = new Boolean( perLine.nextToken() ).booleanValue();
            boolean useFractionalOpt = new Boolean( perLine.nextToken() ).booleanValue();
            String userTextOpt[] = { "Java2D!" }, dialogEntry = "Java2D!";	   
            if (textToUseOpt == fp.USER_TEXT )  {
                int numLines = perLine.countTokens(), lineNumber = 0;
                if ( numLines != 0 ) {
                    userTextOpt = new String[ numLines ];
                    dialogEntry = "";
                    for ( ; perLine.hasMoreElements(); lineNumber++ ) {
                        userTextOpt[ lineNumber ] = perLine.nextToken();
                        dialogEntry += userTextOpt[ lineNumber ] + "\n";
                    }
                }
	    }			

            /// Reset GUIs
            displayGridCBMI.setState( displayGridOpt );
            force16ColsCBMI.setState( force16ColsOpt );
            showFontInfoCBMI.setState( showFontInfoOpt );
            rm.setSelectedRange( rangeNameOpt, rangeStartOpt, rangeEndOpt );
            fontMenu.setSelectedItem( fontNameOpt );
            sizeField.setText( String.valueOf( fontSizeOpt ));
            styleMenu.setSelectedIndex( fontStyleOpt );
            transformMenu.setSelectedIndex( fontTransformOpt );
            transformMenuG2.setSelectedIndex( g2TransformOpt );
            textMenu.setSelectedIndex( textToUseOpt );
            methodsMenu.setSelectedIndex( drawMethodOpt );
            useAntialiasCB.setSelected( useAntialiasOpt );
            useFractionalCB.setSelected( useFractionalOpt );	  

            userTextArea.setText( dialogEntry );
            updateGUI();

	    if ( textToUseOpt == fp.FILE_TEXT ) {
	      tFileName = perLine.nextToken();
	      readTextFile(tFileName );
            }

            /// Reset option variables and repaint
            fp.loadOptions( displayGridOpt, force16ColsOpt, rangeStartOpt, rangeEndOpt,
                            fontNameOpt, fontSizeOpt, fontStyleOpt, fontTransformOpt, g2TransformOpt,
                            textToUseOpt, drawMethodOpt, useAntialiasOpt,
                            useFractionalOpt, userTextOpt );
            if ( showFontInfoOpt ) {
                fireUpdateFontInfo();
                fontInfoDialog.show();
            }
            else
              fontInfoDialog.hide();
        }
        catch ( Exception ex ) {
            fireChangeStatus( "ERROR: Failed to Load Options File; See Stack Trace", true );
            ex.printStackTrace();
        }
    }

    /// Loads a previously saved image 
    private void loadComparisonJPEG( String fileName ) {
        try {
            BufferedInputStream bis =
              new BufferedInputStream( new FileInputStream( fileName ));
            JPEGImageDecoder jid = JPEGCodec.createJPEGDecoder( bis );
            BufferedImage image = jid.decodeAsBufferedImage();
            bis.close();

            JFrame f = new JFrame( "Comparison JPEG" );
            ImagePanel ip = new ImagePanel( image );
            f.setResizable( false );
            f.getContentPane().add( ip );
            f.addWindowListener( new WindowAdapter() {
                public void windowClosing( WindowEvent e ) {
                    ( (JFrame) e.getSource() ).dispose();
                }
            });
            f.pack();
            f.show();
        }
        catch ( Exception ex ) {
            fireChangeStatus( "ERROR: Failed to Load JPEG File; See Stack Trace", true );
            ex.printStackTrace();
        }
    }

    /// Interface functions...

    /// ActionListener interface function
    /// Responds to JMenuItem, JTextField and JButton actions
    public void actionPerformed( ActionEvent e ) {
        Object source = e.getSource();

        if ( source instanceof JMenuItem ) {
            JMenuItem mi = (JMenuItem) source;
            String itemName = mi.getLabel();

            if ( itemName.equals( "Save Selected Options..." )) {
                String fileName = promptFile( true, "options.txt" );
                if ( fileName != null )
                  writeCurrentOptions( fileName );
            }
            else if ( itemName.equals( "Load Options..." )) {
                String fileName = promptFile( false, "options.txt" );
                if ( fileName != null )
                  loadOptions( fileName );
            }
            else if ( itemName.equals( "Save as JPEG..." )) {
                String fileName = promptFile( true, fontMenu.getSelectedItem() + ".jpeg" );
                if ( fileName != null )
                  fp.doSaveJPEG( fileName );
            }
            else if ( itemName.equals( "Load JPEG File to Compare..." )) {
                String fileName = promptFile( false, null );
                if ( fileName != null )
                  loadComparisonJPEG( fileName );
            }
            else if ( itemName.equals( "Page Setup..." ))
              fp.doPageSetup();
            else if ( itemName.equals( "Print..." ))
              printDialog.show();
            else if ( itemName.equals( "Close" ))
              parent.dispose();
            else if ( itemName.equals( "Exit" ))
              System.exit(0);
        }

        else if ( source instanceof JTextField ) {
            JTextField tf = (JTextField) source;
            int sz = 12;
            try {
                 sz = Integer.parseInt(sizeField.getText());
                 if (sz < 1 || sz > 120) {
                      sz = 12;
                      sizeField.setText("12");
                 }
            } catch (Exception se) {
                 sizeField.setText("12");
            }
            if ( tf == sizeField )
              fp.setFontParams( fontMenu.getSelectedItem(),
                                sz,
                                styleMenu.getSelectedIndex(),
                                transformMenu.getSelectedIndex() );
        }

        else if ( source instanceof JButton ) {
            String itemName = ( (JButton) source ).getLabel();
            /// Print dialog buttons...
            if ( itemName.equals( "Print" )) {
                for ( int i = 0; i < printModeCBs.length; i++ )
                  if ( printModeCBs[i].isSelected() ) {
                      printDialog.hide();
                      fp.doPrint( i );
                  }
            }
            else if ( itemName.equals( "Cancel" ))
              printDialog.hide();
            /// Update button from Usert Text JDialog...
            else if ( itemName.equals( "Update" ))
              fp.setTextToDraw( fp.USER_TEXT, null,
                                parseUserText( userTextArea.getText() ), null );
        }
        else if ( source instanceof JComboBox ) {
            JComboBox c = (JComboBox) source;
            
            /// RangeMenu handles actions by itself and then calls fireRangeChanged,
            /// so it is not listed or handled here
            if ( c == fontMenu || c == styleMenu || c == transformMenu )
              fp.setFontParams( fontMenu.getSelectedItem(),
                                Integer.parseInt(sizeField.getText()),
                                styleMenu.getSelectedIndex(),
                                transformMenu.getSelectedIndex() );
            else if ( c == methodsMenu )
              fp.setDrawMethod( methodsMenu.getSelectedIndex() );
            else if ( c == textMenu ) {
                int selected = textMenu.getSelectedIndex();

                if ( selected == fp.RANGE_TEXT )
                  fp.setTextToDraw( fp.RANGE_TEXT, rm.getSelectedRange(),
                                    null, null );
                else if ( selected == fp.USER_TEXT )
                  fp.setTextToDraw( fp.USER_TEXT, null,
                                    parseUserText( userTextArea.getText() ), null );
                else if ( selected == fp.FILE_TEXT ) {
                    String fileName = promptFile( false, null );
                    if ( fileName != null ) {
		      tFileName = fileName;
		      readTextFile( fileName );
		    } else {
                        /// User cancelled selection; reset to previous choice
                        c.setSelectedIndex( currentTextChoice );
                        return;
                    }
                }
                else if ( selected == fp.ALL_GLYPHS )
                  fp.setTextToDraw( fp.ALL_GLYPHS, null, null, null );

                updateGUI();
                currentTextChoice = selected;
            }
            else if ( c == transformMenuG2 ) {
            	fp.setTransformG2( transformMenuG2.getSelectedIndex() );
            }
        }
    }

    /// ItemListener interface function
    /// Responds to JCheckBoxMenuItem, JComboBox and JCheckBox actions
    public void itemStateChanged( ItemEvent e ) {
        Object source = e.getSource();

        if ( source instanceof JCheckBoxMenuItem ) {
            JCheckBoxMenuItem cbmi = (JCheckBoxMenuItem) source;
            if ( cbmi == displayGridCBMI )
              fp.setGridDisplay( displayGridCBMI.getState() );
            else if ( cbmi == force16ColsCBMI )
              fp.setForce16Columns( force16ColsCBMI.getState() );
            else if ( cbmi == showFontInfoCBMI ) {
                if ( showFontInfoCBMI.getState() ) {
                    fireUpdateFontInfo();
                    fontInfoDialog.show();
                }
                else
                  fontInfoDialog.hide();
            }
        }

        else if ( source instanceof JCheckBox ) {
            fp.setRenderingHints( useAntialiasCB.isSelected(),
                                  useFractionalCB.isSelected() );
        }
    }

    /// Main function
    public static void main(String argv[]) {
        final JFrame f = new JFrame( "Font2DTest" );
        final Font2DTest f2dt = new Font2DTest( f, false );
        f.addWindowListener( new WindowAdapter() {
            public void windowOpening( WindowEvent e ) { f2dt.repaint(); }
            public void windowClosing( WindowEvent e ) { System.exit(0); }
        });

        f.getContentPane().add( f2dt );
        f.pack();
        f.show();
    }

    /// Inner class definitions...

    /// Class to display just an image file
    /// Used to show the comparison JPEG image
    private final class ImagePanel extends JPanel {
        private final BufferedImage bi;
        
        public ImagePanel( BufferedImage image ) {
            bi = image;
        }

        public Dimension getPreferredSize() {
            return new Dimension( bi.getWidth(), bi.getHeight() );
        }

        public void paintComponent( Graphics g ) {
            g.drawImage( bi, 0, 0, this );
        }
    }

    /// Classes made to avoid repetitive calls... (being lazy)
    private final class ButtonV2 extends JButton {
        public ButtonV2( String name, ActionListener al ) {
            super( name );
            this.setFont( labelFont );
            this.addActionListener( al );
        }
    }

    private final class ChoiceV2 extends JComboBox {
	public ChoiceV2() {;}
        public ChoiceV2( ActionListener al ) {
            super();
            this.addActionListener( al );
        }
    }

    private final class LabelV2 extends JLabel {
        public LabelV2( String name ) {
            super( name );
            this.setFont( labelFont );
        }
    }

    private final class MenuItemV2 extends JMenuItem {
        public MenuItemV2( String name, ActionListener al ) {
            super( name );
            this.addActionListener( al );
        }
    }

    private final class CheckboxMenuItemV2 extends JCheckBoxMenuItem {
        public CheckboxMenuItemV2( String name, boolean b, ItemListener il ) {
            super( name, b );
            this.addItemListener( il );
        }
    }
}