waypoint108.java

基于Java的地图数据管理软件。使用MySQL数据库管理系统。

package net.aetherial.gis.garmin;

import java.io.*;
import java.util.*;
import net.aetherial.gis.garmin.*;
import net.aetherial.gis.surface.DialogProgress;

class Waypoint108 extends Waypoint
{
	private byte wptClass;
	private byte color = (byte) 255;
	private byte displOptions;
	private byte attributes;
	private MapSymbol symbol;
	private byte[] subclass;
	private Position position;
	private float altitude;
	private float depth;
	private float proxDistance = (float) 0.0;
	private String state;
	private String coCode;
	private String identifier;
	private String comment;
	private String facility;
	private String city;
	private String address;
	private String junction;

	/* Waypoint classes. See wptClass above. */

	public static final byte USER_WPT = (byte) 0;
	public static final byte AVTN_APT_WPT = (byte) 40;
	public static final byte AVTN_INT_WPT = (byte) 41;
	public static final byte AVTN_NDB_WPT = (byte) 42;
	public static final byte AVTN_VOR_WPT = (byte) 43;
	public static final byte AVTN_ARWY_WPT = (byte) 44;
	public static final byte AVTN_AINT_WPT = (byte) 45;
	public static final byte AVTN_ANDB_WPT = (byte) 46;
	public static final byte MAP_PNT_WPT = (byte) 80;
	public static final byte MAP_AREA_WPT = (byte) 81;
	public static final byte MAP_INT_WPT = (byte) 82;
	public static final byte MAP_ADRS_WPT = (byte) 83;
	public static final byte MAP_LABEL_WPT = (byte) 84;
	public static final byte MAP_LINE_WPT = (byte) 85;


	/* Display values. See displOptions above. */

	public static final byte DISPL_NONE = (byte) 0;
	public static final byte DISPL_NAME = (byte) 1;
	public static final byte DISPL_CMNT = (byte) 2;

        DialogProgress fp =null;

	public Waypoint108 (byte[] contents,DialogProgress fp)
	{
          this.fp = fp;
		ByteArrayInputStream bais = new ByteArrayInputStream (contents);

		wptClass = (byte) bais.read ();
		color = (byte) bais.read ();
		displOptions = (byte) bais.read ();
		attributes = (byte) bais.read ();

		byte[] symbolBytes = new byte[2];
		symbolBytes[0] = (byte) bais.read ();
		symbolBytes[1] = (byte) bais.read ();

		symbol = new MapSymbol (symbolBytes);

		subclass = new byte[18];

		for (int i = 0; i < 18; i++)
			subclass[i] = (byte) bais.read ();

		byte[] latByte = new byte[4];
		for (int i = 0; i < latByte.length; i++)
			latByte[i] = (byte) bais.read ();

		byte[] longByte = new byte [4];
		for (int i = 0; i < longByte.length; i++)
			longByte[i] = (byte) bais.read();

		position = new Position (toLongInt(latByte), toLongInt (longByte));

		byte[] floByte = new byte[4];

		for (int i = 0; i < floByte.length; i++)
			floByte[i] = (byte) bais.read ();
		altitude = toFloat (floByte);

		for (int i = 0; i < floByte.length; i++)
			floByte[i] = (byte) bais.read ();
		depth = toFloat (floByte);

		for (int i = 0; i < floByte.length; i++)
			floByte[i] = (byte) bais.read ();
		proxDistance = toFloat (floByte);

		try
		{
			byte[] stateBytes = new byte[2];
			stateBytes[0] = (byte) bais.read ();
			stateBytes[1] = (byte) bais.read ();
			state = new String (stateBytes, 0, stateBytes.length, "US-ASCII");

			byte[] coBytes = new byte[2];
			coBytes[0] = (byte) bais.read ();
			coBytes[1] = (byte) bais.read ();
			coCode = new String (coBytes, 0, coBytes.length, "US-ASCII");
		}
		catch (UnsupportedEncodingException e)
		{
			state = new String ("");
			coCode = new String ("");
		}


		ByteArrayOutputStream baos = new ByteArrayOutputStream ();

		for (byte b = (byte) bais.read (); b !=  0 && b !=  (byte) -1; b = (byte) bais.read ())
		{
			baos.write (b);
		}

		byte[] ba = baos.toByteArray ();
		try
		{
			identifier = new String (ba, 0, ba.length, "US-ASCII");
		}
		catch (UnsupportedEncodingException e)
		{
			System.out.println (e);
			identifier = new String ("");
		}

		try
		{
			bais.close ();
		}
		catch (IOException e)
		{
			System.out.println (e);

		}

		GarminGMLDoc.getDocument ();
                GarminGMLDoc.addXmlWaypoint(this,altitude);
//		GarminGMLDoc.addWaypoint (this);
	}

	public String printSubclass ()
	{
		String subclassStr = new String ("");

		for (int i = 0; i < 18; i++)
			subclassStr = new String (subclassStr+subclass[i]+" ");

		return subclassStr;
	}

	public void printDetails ()
	{
//		System.out.println ("This is a debugging tool for dumping waypoint details.");
//		System.out.println ("Waypoint Class:              "+wptClass);
//		System.out.println ("Waypoint Color:              "+color);
//		System.out.println ("Waypoint Display Options:    "+displOptions);
//		System.out.println ("Waypoint Attributes:         "+attributes);
//		System.out.println ("Waypoint Symbol:             "+symbol.getMapSymbol ());
//		System.out.println ("Waypoint Subclass:           "+printSubclass ());
//		System.out.println ("Waypoint Position:           "+position.getDegreeLatitude ()+"."+position.getMinuteLatitude ()+"."+position.getSecondLatitude ()+position.getLatOrientChar ()+", "+position.getDegreeLongitude()+"."+position.getMinuteLongitude ()+"."+position.getSecondLongitude ()+position.getLongOrientChar ());
//		System.out.println ("Waypoint Altitude:           "+altitude);
//		System.out.println ("Waypoint Depth:              "+depth);
//		System.out.println ("Waypoint Proximity Distance: "+proxDistance);
//		System.out.println ("Waypoint State:              "+state);
//		System.out.println ("Waypoint Country:            "+coCode);
//		System.out.println ("Waypoint Identifier:         "+identifier);
//		System.out.println ("Other options will be implemented soon.");
//		System.out.println ("");
            fp.jTextField1.setText("正在读取航点："+identifier);
	}

	public String getIdentifier ()
	{
		return identifier;
	}

	public MapSymbol getSymbol ()
	{
		return symbol;
	}

	public String getComment ()
	{
		return comment;
	}

	public Position getPosition ()
	{
		return position;
	}

	public float getProximity ()
	{
		return proxDistance;
	}

	private long toLong (byte[] bytes)
	{
		long l = (long) ((((long) bytes[7]) * Math.pow (2,56)) + (((long) bytes[6]) * Math.pow (2,48)) + (((long) bytes[5]) * Math.pow(2, 40)) + (((long) bytes[4]) * Math.pow (2,32)) + (((long) bytes[3]) * Math.pow (2,24)) + (((long) bytes[2]) * Math.pow(2,16)) + (((long) bytes[1]) * Math.pow(2,8))) + (long) bytes[0];
		return l;
	}

	private double toDouble (byte[] bytes)
	{
		return Double.longBitsToDouble (toLong (bytes));
	}

	private long toLongInt (byte[] bytes)
	{
		long[] ints = new long[4];

		for (int i = 0; i < ints.length; i++)
		{
			if (bytes[i] < 0)
				ints[i] = (long) (256 + (int) bytes[i]);
			else
				ints[i] = (long) bytes[i];
		}

		for (int i = 0; i < ints.length; i++)
		{
			ints[i] = (ints[i]) * (long) Math.pow (2, (8 * i));
		}

		return ints[3] + ints[2] + ints[1] + ints[0];
	}

	private float toFloat (byte[] bytes)
	{
		int i = (int) toLongInt (bytes);
		float f = Float.intBitsToFloat (i);

		if (f > Math.pow (10, 20))
			return 0;
		else
			return f;
	}
}