OpenTracks/MyTracks/src/com/google/android/apps/mytracks/util/TrackIconUtils.java

/*
 * Copyright 2012 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package com.google.android.apps.mytracks.util;

import com.google.android.maps.mytracks.R;

import android.content.Context;

import java.util.HashMap;

/**
 * Utilities for track icon.
 *
 * @author Jimmy Shih
 */
public class TrackIconUtils {

  private static final String AIRPLANE = "AIRPLANE";
  private static final String BIKE = "BIKE";
  private static final String BOAT = "BOAT";
  private static final String DRIVE = "DRIVE";
  private static final String RUN = "RUN";
  private static final String SKI = "SKI";
  private static final String SNOW_BOARDING = "SNOW_BOARDING";
  private static final String WALK = "WALK";

  private TrackIconUtils() {}

  private static HashMap<String, Integer> map = new HashMap<String, Integer>();

  static {
    map.put(AIRPLANE, R.drawable.track_airplane);
    map.put(BIKE, R.drawable.track_bike);
    map.put(BOAT, R.drawable.track_boat);
    map.put(DRIVE, R.drawable.track_drive);
    map.put(RUN, R.drawable.track_run);
    map.put(SKI, R.drawable.track_ski);
    map.put(SNOW_BOARDING, R.drawable.track_snow_boarding);
    map.put(WALK, R.drawable.track_walk);
  }

  private static int[] airplane = new int[] {
      R.string.activity_type_airplane,
      R.string.activity_type_commercial_airplane,
      R.string.activity_type_rc_airplane
  };
  private static int[] bike = new int[] {
      R.string.activity_type_biking,
      R.string.activity_type_cycling,
      R.string.activity_type_dirt_bike,
      R.string.activity_type_motor_bike,
      R.string.activity_type_mountain_biking,
      R.string.activity_type_road_biking,
      R.string.activity_type_track_cycling };
  private static int[] boat = new int[] {
      R.string.activity_type_boat,
      R.string.activity_type_ferry,
      R.string.activity_type_motor_boating,
      R.string.activity_type_rc_boat
  };
  private static int[] drive = new int[] {
      R.string.activity_type_atv,
      R.string.activity_type_driving,
      R.string.activity_type_driving_bus,
      R.string.activity_type_driving_car };
  private static int[] run = new int[] {
      R.string.activity_type_running,
      R.string.activity_type_street_running,
      R.string.activity_type_track_running,
      R.string.activity_type_trail_running };
  private static int[] ski = new int[] {
      R.string.activity_type_cross_country_skiing,
      R.string.activity_type_skiing };
  private static int[] snowBoarding = new int[] {
      R.string.activity_type_snow_boarding
  };
  private static int[] walk = new int[] {
      R.string.activity_type_hiking,
      R.string.activity_type_off_trail_hiking,
      R.string.activity_type_speed_walking,
      R.string.activity_type_trail_hiking,
      R.string.activity_type_walking };

  /**
   * Gets the icon drawable.
   * 
   * @param iconValue the icon value
   */
  public static int getIconDrawable(String iconValue) {
    if (iconValue == null || iconValue.equals("")) {
      return R.drawable.track_walk;
    }
    Integer drawable = map.get(iconValue);
    return drawable == null ? R.drawable.track_walk : drawable;
  }
  
  /**
   * Gets the icon value.
   * 
   * @param context the context
   * @param activityType the activity type
   */
  public static String getIconValue(Context context, String activityType) {
    if (inList(context, activityType, airplane)) {
      return AIRPLANE;
    }    
    if (inList(context, activityType, bike)) {
      return BIKE;
    }
    if (inList(context, activityType, boat)) {
      return BOAT;
    }    
    if (inList(context, activityType, drive)) {
      return DRIVE;
    }
    if (inList(context, activityType, run)) {
      return RUN;
    }
    if (inList(context, activityType, ski)) {
      return SKI;
    }
    if (inList(context, activityType, snowBoarding)) {
      return SNOW_BOARDING;
    }
    if (inList(context, activityType, walk)) {
      return WALK;
    }
    return "";
  }

  /**
   * Returns true if the activity type is in the list.
   * 
   * @param context the context
   * @param activityType the activity type
   * @param list the list
   */
  private static boolean inList(Context context, String activityType, int[] list) {
    for (int i : list) {
      if (context.getString(i).equals(activityType)) {
        return true;
      }
    }
    return false;
  }
}