Merge branch 'preload-maps'

1 files changed, 467 insertions, 0 deletions

diff --git a/altosui/AltosScanUI.java b/altosui/AltosScanUI.java
new file mode 100644
index 00000000..96cab73b
--- /dev/null
+++ b/altosui/AltosScanUI.java
@@ -0,0 +1,467 @@
+/*
+ * Copyright © 2011 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+package altosui;
+
+import java.awt.*;
+import java.awt.event.*;
+import javax.swing.*;
+import javax.swing.filechooser.FileNameExtensionFilter;
+import javax.swing.table.*;
+import javax.swing.event.*;
+import java.io.*;
+import java.util.*;
+import java.text.*;
+import java.util.prefs.*;
+import java.util.concurrent.*;
+
+class AltosScanResult {
+	String	callsign;
+	int	serial;
+	int	flight;
+	int	channel;
+	int	telemetry;
+	
+	boolean	interrupted = false;
+	
+	public String toString() {
+		return String.format("%-9.9s serial %-4d flight %-4d (channel %-2d %s)",
+				     callsign, serial, flight, channel, Altos.telemetry_name(telemetry));
+	}
+
+	public String toShortString() {
+		return String.format("%s %d %d %d %d",
+				     callsign, serial, flight, channel, telemetry);
+	}
+
+	public AltosScanResult(String in_callsign, int in_serial,
+			       int in_flight, int in_channel, int in_telemetry) {
+		callsign = in_callsign;
+		serial = in_serial;
+		flight = in_flight;
+		channel = in_channel;
+		telemetry = in_telemetry;
+	}
+
+	public boolean equals(AltosScanResult other) {
+		return (callsign.equals(other.callsign) &&
+			serial == other.serial &&
+			flight == other.flight &&
+			channel == other.channel &&
+			telemetry == other.telemetry);
+	}
+}
+
+class AltosScanResults extends LinkedList<AltosScanResult> implements ListModel {
+	
+	LinkedList<ListDataListener>	listeners = new LinkedList<ListDataListener>();
+
+	public boolean add(AltosScanResult r) {
+		for (AltosScanResult old : this)
+			if (old.equals(r))
+				return true;
+
+		super.add(r);
+		ListDataEvent	de = new ListDataEvent(this,
+						       ListDataEvent.INTERVAL_ADDED,
+						       this.size() - 2, this.size() - 1);
+		for (ListDataListener l : listeners)
+			l.contentsChanged(de);
+		return true;
+	}
+
+	public void addListDataListener(ListDataListener l) {
+		listeners.add(l);
+	}
+	
+	public void removeListDataListener(ListDataListener l) {
+		listeners.remove(l);
+	}
+
+	public AltosScanResult getElementAt(int i) {
+		return this.get(i);
+	}
+
+	public int getSize() {
+		return this.size();
+	}
+}
+
+public class AltosScanUI
+	extends JDialog
+	implements ActionListener
+{
+	AltosUI				owner;
+	AltosDevice			device;
+	AltosTelemetryReader		reader;
+	private JList			list;
+	private JLabel			scanning_label;
+	private JButton			cancel_button;
+	private JButton			monitor_button;
+	javax.swing.Timer		timer;
+	AltosScanResults		results = new AltosScanResults();
+
+	int				telemetry;
+	int				channel;
+
+	final static int		timeout = 1200;
+	TelemetryHandler		handler;
+	Thread				thread;
+
+	void scan_exception(Exception e) {
+		if (e instanceof FileNotFoundException) {
+			JOptionPane.showMessageDialog(owner,
+						      String.format("Cannot open device \"%s\"",
+								    device.toShortString()),
+						      "Cannot open target device",
+						      JOptionPane.ERROR_MESSAGE);
+		} else if (e instanceof AltosSerialInUseException) {
+			JOptionPane.showMessageDialog(owner,
+						      String.format("Device \"%s\" already in use",
+								    device.toShortString()),
+						      "Device in use",
+						      JOptionPane.ERROR_MESSAGE);
+		} else if (e instanceof IOException) {
+			IOException ee = (IOException) e;
+			JOptionPane.showMessageDialog(owner,
+						      device.toShortString(),
+						      ee.getLocalizedMessage(),
+						      JOptionPane.ERROR_MESSAGE);
+		} else {
+			JOptionPane.showMessageDialog(owner,
+						      String.format("Connection to \"%s\" failed",
+								    device.toShortString()),
+						      "Connection Failed",
+						      JOptionPane.ERROR_MESSAGE);
+		}
+		close();
+	}
+
+	class TelemetryHandler implements Runnable {
+
+		public void run() {
+
+			boolean	interrupted = false;
+
+			try {
+				for (;;) {
+					try {
+						AltosRecord	record = reader.read();
+						if (record == null)
+							continue;
+						if ((record.seen & AltosRecord.seen_flight) != 0) {
+							final AltosScanResult	result = new AltosScanResult(record.callsign,
+												     record.serial,
+												     record.flight,
+												     channel,
+												     telemetry);
+							Runnable r = new Runnable() {
+									public void run() {
+										results.add(result);
+									}
+								};
+							SwingUtilities.invokeLater(r);
+						}
+					} catch (ParseException pp) {
+					} catch (AltosCRCException ce) {
+					}
+				}
+			} catch (InterruptedException ee) {
+				interrupted = true;
+			} catch (IOException ie) {
+			} finally {
+				reader.close(interrupted);
+			}
+		}
+	}
+
+	void set_label() {
+		scanning_label.setText(String.format("Scanning: channel %d %s",
+						     channel,
+						     Altos.telemetry_name(telemetry)));
+	}
+
+	void next() {
+		reader.serial.set_monitor(false);
+		try {
+			Thread.sleep(100);
+		} catch (InterruptedException ie){
+		}
+		++channel;
+		if (channel > 9) {
+			channel = 0;
+			++telemetry;
+			if (telemetry > Altos.ao_telemetry_max)
+				telemetry = Altos.ao_telemetry_min;
+			reader.serial.set_telemetry(telemetry);
+		}
+		reader.serial.set_channel(channel);
+		set_label();
+		reader.serial.set_monitor(true);
+	}
+
+
+	void close() {
+		if (thread != null && thread.isAlive()) {
+			thread.interrupt();
+			try {
+				thread.join();
+			} catch (InterruptedException ie) {}
+		}
+		thread = null;
+		if (timer != null)
+			timer.stop();
+		setVisible(false);
+		dispose();
+	}
+
+	void tick_timer() {
+		next();
+	}
+
+	public void actionPerformed(ActionEvent e) {
+		String cmd = e.getActionCommand();
+
+		if (cmd.equals("cancel"))
+			close();
+
+		if (cmd.equals("tick"))
+			tick_timer();
+
+		if (cmd.equals("monitor")) {
+			close();
+			AltosScanResult	r = (AltosScanResult) (list.getSelectedValue());
+			if (r != null) {
+				if (device != null) {
+					if (reader != null) {
+						reader.set_telemetry(r.telemetry);
+						reader.set_channel(r.channel);
+						owner.telemetry_window(device);
+					}
+				}
+			}
+		}
+	}
+
+	/* A window listener to catch closing events and tell the config code */
+	class ConfigListener extends WindowAdapter {
+		AltosScanUI	ui;
+
+		public ConfigListener(AltosScanUI this_ui) {
+			ui = this_ui;
+		}
+
+		public void windowClosing(WindowEvent e) {
+			ui.actionPerformed(new ActionEvent(e.getSource(),
+							   ActionEvent.ACTION_PERFORMED,
+							   "close"));
+		}
+	}
+
+	private boolean open() {
+		device = AltosDeviceDialog.show(owner, Altos.product_basestation);
+		if (device == null)
+			return false;
+		try {
+			reader = new AltosTelemetryReader(device);
+			reader.serial.set_channel(channel);
+			reader.serial.set_telemetry(telemetry);
+			try {
+				Thread.sleep(100);
+			} catch (InterruptedException ie) {
+			}
+			reader.flush();
+			handler = new TelemetryHandler();
+			thread = new Thread(handler);
+			thread.start();
+			return true;
+		} catch (FileNotFoundException ee) {
+			JOptionPane.showMessageDialog(owner,
+						      String.format("Cannot open device \"%s\"",
+								    device.toShortString()),
+						      "Cannot open target device",
+						      JOptionPane.ERROR_MESSAGE);
+		} catch (AltosSerialInUseException si) {
+			JOptionPane.showMessageDialog(owner,
+						      String.format("Device \"%s\" already in use",
+								    device.toShortString()),
+						      "Device in use",
+						      JOptionPane.ERROR_MESSAGE);
+		} catch (IOException ee) {
+			JOptionPane.showMessageDialog(owner,
+						      device.toShortString(),
+						      "Unkonwn I/O error",
+						      JOptionPane.ERROR_MESSAGE);
+		}
+		if (reader != null)
+			reader.close(false);
+		return false;
+	}
+
+	public AltosScanUI(AltosUI in_owner) {
+
+		owner = in_owner;
+
+		channel = 0;
+		telemetry = Altos.ao_telemetry_min;
+
+		if (!open())
+			return;
+
+		Container		pane = getContentPane();
+		GridBagConstraints	c = new GridBagConstraints();
+		Insets			i = new Insets(4,4,4,4);
+
+		timer = new javax.swing.Timer(timeout, this);
+		timer.setActionCommand("tick");
+		timer.restart();
+
+		owner = in_owner;
+
+		pane.setLayout(new GridBagLayout());
+
+		scanning_label = new JLabel("Scanning:");
+		
+		set_label();
+
+		c.fill = GridBagConstraints.NONE;
+		c.anchor = GridBagConstraints.CENTER;
+		c.insets = i;
+		c.weightx = 1;
+		c.weighty = 1;
+
+		c.gridx = 0;
+		c.gridy = 0;
+		c.gridwidth = 2;
+		c.anchor = GridBagConstraints.CENTER;
+
+		pane.add(scanning_label, c);
+
+		list = new JList(results) {
+				//Subclass JList to workaround bug 4832765, which can cause the
+				//scroll pane to not let the user easily scroll up to the beginning
+				//of the list.  An alternative would be to set the unitIncrement
+				//of the JScrollBar to a fixed value. You wouldn't get the nice
+				//aligned scrolling, but it should work.
+				public int getScrollableUnitIncrement(Rectangle visibleRect,
+								      int orientation,
+								      int direction) {
+					int row;
+					if (orientation == SwingConstants.VERTICAL &&
+					    direction < 0 && (row = getFirstVisibleIndex()) != -1) {
+						Rectangle r = getCellBounds(row, row);
+						if ((r.y == visibleRect.y) && (row != 0))  {
+							Point loc = r.getLocation();
+							loc.y--;
+							int prevIndex = locationToIndex(loc);
+							Rectangle prevR = getCellBounds(prevIndex, prevIndex);
+
+							if (prevR == null || prevR.y >= r.y) {
+								return 0;
+							}
+							return prevR.height;
+						}
+					}
+					return super.getScrollableUnitIncrement(
+						visibleRect, orientation, direction);
+				}
+			};
+
+		list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
+		list.setLayoutOrientation(JList.HORIZONTAL_WRAP);
+		list.setVisibleRowCount(-1);
+
+		list.addMouseListener(new MouseAdapter() {
+				 public void mouseClicked(MouseEvent e) {
+					 if (e.getClickCount() == 2) {
+						 monitor_button.doClick(); //emulate button click
+					 }
+				 }
+			});
+		JScrollPane listScroller = new JScrollPane(list);
+		listScroller.setPreferredSize(new Dimension(400, 80));
+		listScroller.setAlignmentX(LEFT_ALIGNMENT);
+
+		//Create a container so that we can add a title around
+		//the scroll pane.  Can't add a title directly to the
+		//scroll pane because its background would be white.
+		//Lay out the label and scroll pane from top to bottom.
+		JPanel listPane = new JPanel();
+		listPane.setLayout(new BoxLayout(listPane, BoxLayout.PAGE_AXIS));
+
+		JLabel label = new JLabel("Select Device");
+		label.setLabelFor(list);
+		listPane.add(label);
+		listPane.add(Box.createRigidArea(new Dimension(0,5)));
+		listPane.add(listScroller);
+		listPane.setBorder(BorderFactory.createEmptyBorder(10,10,10,10));
+
+		c.fill = GridBagConstraints.BOTH;
+		c.anchor = GridBagConstraints.CENTER;
+		c.insets = i;
+		c.weightx = 1;
+		c.weighty = 1;
+
+		c.gridx = 0;
+		c.gridy = 1;
+		c.gridwidth = 2;
+		c.anchor = GridBagConstraints.CENTER;
+
+		pane.add(listPane, c);
+
+		cancel_button = new JButton("Cancel");
+		cancel_button.addActionListener(this);
+		cancel_button.setActionCommand("cancel");
+
+		c.fill = GridBagConstraints.NONE;
+		c.anchor = GridBagConstraints.CENTER;
+		c.insets = i;
+		c.weightx = 1;
+		c.weighty = 1;
+
+		c.gridx = 0;
+		c.gridy = 2;
+		c.gridwidth = 1;
+		c.anchor = GridBagConstraints.CENTER;
+
+		pane.add(cancel_button, c);
+
+		monitor_button = new JButton("Monitor");
+		monitor_button.addActionListener(this);
+		monitor_button.setActionCommand("monitor");
+
+		c.fill = GridBagConstraints.NONE;
+		c.anchor = GridBagConstraints.CENTER;
+		c.insets = i;
+		c.weightx = 1;
+		c.weighty = 1;
+
+		c.gridx = 1;
+		c.gridy = 2;
+		c.gridwidth = 1;
+		c.anchor = GridBagConstraints.CENTER;
+
+		pane.add(monitor_button, c);
+
+		pack();
+		setLocationRelativeTo(owner);
+
+		addWindowListener(new ConfigListener(this));
+
+		setVisible(true);
+	}
+}
\ No newline at end of file