about Pen*DA Desktop

PenLiteDA Desktop is a viewer of "Frozen Pen*DA / CoPen*DA".

Requires Java Runtime Environment for launching Pen*DA Desktop. （recommends latest version )

Java and the Java Coffee Cup Logo are trademarks or registered trademarks of Sun Microsystems, Inc. in the U.S. and other countries

using Pen*DA Desktop

Launching Double-click "PenLiteDA.jar". or Enter the command "java -jar PenLiteDA.jar" on console. Open... Select the file created by Pen*DA / CoPen*DA. ("XXXXXXXX.pnd") Copy to Clipboard Copies to clipboard as bitmap. Quit Exits the application.

source code

PenLiteDA.java
package penliteda; import java.awt.*; import java.awt.event.*; import java.awt.image.*; import java.awt.datatransfer.*; import java.io.*; public class PenLiteDA extends Frame { PenDACanvas canvas; public PenLiteDA() { MenuBar menuBar = new MenuBar(); Menu menu = new Menu(); MenuItem open = new MenuItem(); MenuItem copy = new MenuItem(); MenuItem quit = new MenuItem(); setTitle("Pen*DA Desktop"); setResizable(false); addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent evt) { exitForm(evt); } }); canvas = new PenDACanvas(); add(canvas, BorderLayout.CENTER); menu.setLabel("File"); open.setLabel("Open..."); open.setShortcut(new MenuShortcut(KeyEvent.VK_O)); open.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent evt) { openActionPerformed(evt); } }); menu.add(open); menu.addSeparator(); copy.setLabel("Copy to Clipboard"); copy.setShortcut(new MenuShortcut(KeyEvent.VK_C)); copy.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent evt) { copyActionPerformed(evt); } }); menu.add(copy); menu.addSeparator(); quit.setLabel("Quit"); quit.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent evt) { quitActionPerformed(evt); } }); menu.add(quit); menuBar.add(menu); setMenuBar(menuBar); pack(); } private void openActionPerformed(ActionEvent evt) { FileDialog f = new FileDialog(this, "Open File", FileDialog.LOAD); f.show( ); PenDARecord record = null; String filename = f.getFile(); if((filename != null) && (filename.endsWith(".pnd"))){ try { record = new PenDARecord(new DataInputStream(new FileInputStream(new File(f.getDirectory( ), filename)))); } catch (IOException e) { e.printStackTrace(); } canvas.createPenDAImage(record); } } private void quitActionPerformed(ActionEvent evt) { System.exit(0); } private void copyActionPerformed(ActionEvent evt) { ImageSelection image = new ImageSelection(canvas.getPenDAImage()); Clipboard clipboard = getToolkit().getSystemClipboard(); clipboard.setContents(image, image); } private void exitForm(WindowEvent evt) { System.exit(0); } public static void main(String[] args) { new PenLiteDA().show(); } }

PenDARecord.java
package penliteda; import java.io.*; public class PenDARecord { private byte areaType; private byte isLocked; private short reserved16; private int reserved32; private int size; private short[] point; public PenDARecord() { } public PenDARecord(DataInputStream in) { try { isLocked = in.readByte(); areaType = in.readByte(); reserved16 = in.readShort(); reserved32 = in.readInt(); size = in.readInt(); point = new short[size]; int i; for(i = 0; i < size; i++){ point[i] = in.readShort(); } in.close( ); } catch (IOException e) { e.printStackTrace(); } } public byte getAreaType() { return areaType; } public int getArraySize() { return size; } public short[] getArray() { return point; } }

PenDACanvas.java
package penliteda; import java.awt.*; import java.awt.Image; public class PenDACanvas extends Canvas{ private Image image; private static final byte CoPENDA_AREA = 0; private static final byte PENDA_AREA = 1; private static final int COMMON_WIDTH = 148; private static final int PENDA_HEIGHT = 106; private static final int CoPENDA_HEIGHT = 53; private static final short PENUP = (short)0xFFFFFF; /** Creates a new instance of PenDACanvas */ public PenDACanvas() { } public Dimension getPreferredSize() { return new Dimension(COMMON_WIDTH, PENDA_HEIGHT); } public Dimension getMinimumSize() { return getPreferredSize(); } public Image getPenDAImage() { return image; } public void createPenDAImage(PenDARecord record) { int height; if(record.getAreaType() == PENDA_AREA){ height = PENDA_HEIGHT; } else if(record.getAreaType() == CoPENDA_AREA){ height = CoPENDA_HEIGHT; } else{ return; } image = createImage(COMMON_WIDTH, height); Graphics g = image.getGraphics(); int oldX = 0; int oldY = 0; int nextX = 0; int nextY = 0; int offset = 0; boolean isFirst = true; int size = record.getArraySize(); short[] point = record.getArray(); while(offset < size - 1){ if(point[offset] == PENUP){ offset++; isFirst = true; } if(isFirst){ oldX = point[offset]; offset++; oldY = point[offset]; offset++; isFirst = false; } nextX = point[offset]; offset++; nextY = point[offset]; offset++; g.drawLine(oldX, oldY, nextX, nextY); oldX = nextX; oldY = nextY; } repaint(); } public void paint(Graphics g) { if (image != null) { int height; height = image.getHeight(this); g.drawImage(image, 0, (PENDA_HEIGHT - height) / 2, this); } } }

ImageSelection.java
package penliteda; import java.awt.*; import java.awt.image.*; import java.awt.datatransfer.*; import java.io.*; public class ImageSelection implements Transferable, ClipboardOwner { private Image image; public ImageSelection(Image image) { this.image = image; } public DataFlavor[] getTransferDataFlavors() { return new DataFlavor[]{DataFlavor.imageFlavor}; } public boolean isDataFlavorSupported(DataFlavor flavor) { return DataFlavor.imageFlavor.equals(flavor); } public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException, IOException { if (!DataFlavor.imageFlavor.equals(flavor)) { throw new UnsupportedFlavorException(flavor); } return image; } public void lostOwnership(Clipboard clipboard, Transferable contents) { } }

disclaimer

PenLiteDA Desktop is freeware.
You may distribute PenLiteDA Desktop.
I am not responsible for any damage or loss of data caused by this software.