/* * Copyright © 2011 Keith Packard * * 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 java.io.*; import java.util.*; import java.text.*; import java.lang.Math; import java.net.URL; import java.net.URLConnection; class AltosMapPos extends Box { AltosUI owner; JLabel label; JComboBox hemi; JTextField deg; JLabel deg_label; JTextField min; JLabel min_label; public void set_value(double new_value) { double d, m; int h; h = 0; if (new_value < 0) { h = 1; new_value = -new_value; } d = Math.floor(new_value); deg.setText(String.format("%3.0f", d)); m = (new_value - d) * 60.0; min.setText(String.format("%7.4f", m)); hemi.setSelectedIndex(h); } public double get_value() throws NumberFormatException { int h = hemi.getSelectedIndex(); String d_t = deg.getText(); String m_t = min.getText(); double d, m, v; try { d = Double.parseDouble(d_t); } catch (NumberFormatException ne) { JOptionPane.showMessageDialog(owner, String.format("Invalid degrees \"%s\"", d_t), "Invalid number", JOptionPane.ERROR_MESSAGE); throw ne; } try { if (m_t.equals("")) m = 0; else m = Double.parseDouble(m_t); } catch (NumberFormatException ne) { JOptionPane.showMessageDialog(owner, String.format("Invalid minutes \"%s\"", m_t), "Invalid number", JOptionPane.ERROR_MESSAGE); throw ne; } v = d + m/60.0; if (h == 1) v = -v; return v; } public AltosMapPos(AltosUI in_owner, String label_value, String[] hemi_names, double default_value) { super(BoxLayout.X_AXIS); owner = in_owner; label = new JLabel(label_value); hemi = new JComboBox(hemi_names); hemi.setEditable(false); deg = new JTextField(5); deg.setMinimumSize(deg.getPreferredSize()); deg.setHorizontalAlignment(JTextField.RIGHT); deg_label = new JLabel("°"); min = new JTextField(9); min.setMinimumSize(min.getPreferredSize()); min_label = new JLabel("'"); set_value(default_value); add(label); add(Box.createRigidArea(new Dimension(5, 0))); add(hemi); add(Box.createRigidArea(new Dimension(5, 0))); add(deg); add(Box.createRigidArea(new Dimension(5, 0))); add(deg_label); add(Box.createRigidArea(new Dimension(5, 0))); add(min); add(Box.createRigidArea(new Dimension(5, 0))); add(min_label); } } class AltosSite { String name; double latitude; double longitude; public String toString() { return name; } public AltosSite(String in_name, double in_latitude, double in_longitude) { name = in_name; latitude = in_latitude; longitude = in_longitude; } public AltosSite(String line) throws ParseException { String[] elements = line.split(":"); if (elements.length < 3) throw new ParseException(String.format("Invalid site line %s", line), 0); name = elements[0]; try { latitude = Double.parseDouble(elements[1]); longitude = Double.parseDouble(elements[2]); } catch (NumberFormatException ne) { throw new ParseException(String.format("Invalid site line %s", line), 0); } } } class AltosSites extends Thread { AltosSiteMapPreload preload; URL url; LinkedList sites; void notify_complete() { SwingUtilities.invokeLater(new Runnable() { public void run() { preload.set_sites(); } }); } void add(AltosSite site) { sites.add(site); } void add(String line) { try { add(new AltosSite(line)); } catch (ParseException pe) { } } public void run() { try { URLConnection uc = url.openConnection(); //int length = uc.getContentLength(); InputStreamReader in_stream = new InputStreamReader(uc.getInputStream(), Altos.unicode_set); BufferedReader in = new BufferedReader(in_stream); for (;;) { String line = in.readLine(); if (line == null) break; add(line); } } catch (IOException e) { } finally { notify_complete(); } } public AltosSites(AltosSiteMapPreload in_preload) { sites = new LinkedList(); preload = in_preload; try { url = new URL(Altos.launch_sites_url); } catch (java.net.MalformedURLException e) { notify_complete(); } start(); } } public class AltosSiteMapPreload extends AltosDialog implements ActionListener, ItemListener { AltosUI owner; AltosSiteMap map; AltosMapPos lat; AltosMapPos lon; final static int radius = 4; final static int width = (radius * 2 + 1); final static int height = (radius * 2 + 1); JProgressBar pbar; AltosSites sites; JLabel site_list_label; JComboBox site_list; JToggleButton load_button; boolean loading; JButton close_button; static final String[] lat_hemi_names = { "N", "S" }; static final String[] lon_hemi_names = { "E", "W" }; class updatePbar implements Runnable { int n; String s; public updatePbar(int x, int y, String in_s) { n = (x + radius) + (y + radius) * width + 1; s = in_s; } public void run() { pbar.setValue(n); pbar.setString(s); if (n < width * height) { pbar.setValue(n); pbar.setString(s); } else { pbar.setValue(0); pbar.setString(""); load_button.setSelected(false); loading = false; } } } class bgLoad extends Thread { AltosSiteMap map; public bgLoad(AltosSiteMap in_map) { map = in_map; } public void run() { for (int y = -map.radius; y <= map.radius; y++) { for (int x = -map.radius; x <= map.radius; x++) { String pngfile; pngfile = map.initMap(new Point(x,y)); SwingUtilities.invokeLater(new updatePbar(x, y, pngfile)); } } } } public void set_sites() { int i = 1; for (AltosSite site : sites.sites) { site_list.insertItemAt(site, i); i++; } } public void itemStateChanged(ItemEvent e) { int state = e.getStateChange(); if (state == ItemEvent.SELECTED) { Object o = e.getItem(); if (o instanceof AltosSite) { AltosSite site = (AltosSite) o; lat.set_value(site.latitude); lon.set_value(site.longitude); } } } public void actionPerformed(ActionEvent e) { String cmd = e.getActionCommand(); if (cmd.equals("close")) setVisible(false); if (cmd.equals("load")) { if (!loading) { try { final double latitude = lat.get_value(); final double longitude = lon.get_value(); map.setBaseLocation(latitude,longitude); map.draw_circle(latitude,longitude); loading = true; bgLoad thread = new bgLoad(map); thread.start(); } catch (NumberFormatException ne) { load_button.setSelected(false); } } } } public AltosSiteMapPreload(AltosUI in_owner) { owner = in_owner; Container pane = getContentPane(); GridBagConstraints c = new GridBagConstraints(); Insets i = new Insets(4,4,4,4); pane.setLayout(new GridBagLayout()); map = new AltosSiteMap(4); c.fill = GridBagConstraints.BOTH; 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(map, c); pbar = new JProgressBar(); pbar.setMinimum(0); pbar.setMaximum(width * height); pbar.setValue(0); pbar.setString(""); pbar.setStringPainted(true); c.fill = GridBagConstraints.HORIZONTAL; c.anchor = GridBagConstraints.CENTER; c.insets = i; c.weightx = 1; c.weighty = 0; c.gridx = 0; c.gridy = 1; c.gridwidth = 2; pane.add(pbar, c); site_list_label = new JLabel ("Known Launch Sites:"); c.fill = GridBagConstraints.NONE; c.anchor = GridBagConstraints.CENTER; c.insets = i; c.weightx = 1; c.weighty = 0; c.gridx = 0; c.gridy = 2; c.gridwidth = 1; pane.add(site_list_label, c); site_list = new JComboBox(new String[] { "Site List" }); site_list.addItemListener(this); sites = new AltosSites(this); c.fill = GridBagConstraints.HORIZONTAL; c.anchor = GridBagConstraints.CENTER; c.insets = i; c.weightx = 1; c.weighty = 0; c.gridx = 1; c.gridy = 2; c.gridwidth = 1; pane.add(site_list, c); lat = new AltosMapPos(owner, "Latitude:", lat_hemi_names, 37.167833333); c.fill = GridBagConstraints.NONE; c.anchor = GridBagConstraints.CENTER; c.insets = i; c.weightx = 0; c.weighty = 0; c.gridx = 0; c.gridy = 3; c.gridwidth = 1; c.anchor = GridBagConstraints.CENTER; pane.add(lat, c); lon = new AltosMapPos(owner, "Longitude:", lon_hemi_names, -97.73975); c.fill = GridBagConstraints.NONE; c.anchor = GridBagConstraints.CENTER; c.insets = i; c.weightx = 0; c.weighty = 0; c.gridx = 1; c.gridy = 3; c.gridwidth = 1; c.anchor = GridBagConstraints.CENTER; pane.add(lon, c); load_button = new JToggleButton("Load Map"); load_button.addActionListener(this); load_button.setActionCommand("load"); c.fill = GridBagConstraints.NONE; c.anchor = GridBagConstraints.CENTER; c.insets = i; c.weightx = 1; c.weighty = 0; c.gridx = 0; c.gridy = 4; c.gridwidth = 1; c.anchor = GridBagConstraints.CENTER; pane.add(load_button, c); close_button = new JButton("Close"); close_button.addActionListener(this); close_button.setActionCommand("close"); c.fill = GridBagConstraints.NONE; c.anchor = GridBagConstraints.CENTER; c.insets = i; c.weightx = 1; c.weighty = 0; c.gridx = 1; c.gridy = 4; c.gridwidth = 1; c.anchor = GridBagConstraints.CENTER; pane.add(close_button, c); pack(); setLocationRelativeTo(owner); setVisible(true); } }