1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not 5 * use this file except in compliance with the License. You may obtain a copy of 6 * the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 13 * License for the specific language governing permissions and limitations under 14 * the License. 15 */ 16 17 package com.android.locationtracker.data; 18 19 import com.android.locationtracker.data.TrackerEntry.EntryType; 20 21 import android.location.Location; 22 23 /** 24 * Formats tracker data as KML output 25 */ 26 class KMLFormatter implements IFormatter { 27 getHeader()28 public String getHeader() { 29 LineBuilder builder = new LineBuilder(); 30 builder.addLine("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"); 31 builder.addLine("<kml xmlns=\"http://earth.google.com/kml/2.2\">"); 32 builder.addLine("<Document>"); 33 return builder.toString(); 34 } 35 getFooter()36 public String getFooter() { 37 LineBuilder builder = new LineBuilder(); 38 builder.addLine("</Document>"); 39 builder.addLine("</kml>"); 40 return builder.toString(); 41 } 42 getOutput(TrackerEntry entry)43 public String getOutput(TrackerEntry entry) { 44 LineBuilder builder = new LineBuilder(); 45 46 if (entry.getType() == EntryType.LOCATION_TYPE) { 47 48 Location loc = entry.getLocation(); 49 builder.addLine("<Placemark>"); 50 builder.addLine("<description>"); 51 builder.addLine("accuracy = " + loc.getAccuracy()); 52 builder.addLine("distance from last network location = " 53 + entry.getDistFromNetLocation()); 54 builder.addLine("</description>"); 55 builder.addLine("<TimeStamp>"); 56 builder.addLine("<when>" + entry.getTimestamp() + "</when>"); 57 builder.addLine("</TimeStamp>"); 58 builder.addLine("<Point>"); 59 builder.addLine("<coordinates>"); 60 builder.addLine(loc.getLongitude() + "," + loc.getLatitude() + "," 61 + loc.getAltitude()); 62 builder.addLine("</coordinates>"); 63 builder.addLine("</Point>"); 64 builder.addLine("</Placemark>"); 65 } 66 return builder.toString(); 67 } 68 69 private static class LineBuilder { 70 private StringBuilder mBuilder; 71 LineBuilder()72 public LineBuilder() { 73 mBuilder = new StringBuilder(); 74 } 75 addLine(String line)76 public void addLine(String line) { 77 mBuilder.append(line); 78 mBuilder.append("\n"); 79 } 80 81 @Override toString()82 public String toString() { 83 return mBuilder.toString(); 84 } 85 86 } 87 88 } 89