forked from upstream-mirrors/OpenTracks
Jimmy Shih
134 lines
4.0 KiB
Java
134 lines
4.0 KiB
Java
/*
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* Copyright 2008 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package com.google.android.apps.mytracks;
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/**
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* Constants used by the MyTracks application.
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*
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* @author Leif Hendrik Wilden
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*/
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public abstract class Constants {
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/**
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* Should be used by all log statements
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*/
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public static final String TAG = "MyTracks";
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/**
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* Name of the top-level directory inside the SD card where our files will
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* be read from/written to.
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*/
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public static final String SDCARD_TOP_DIR = "MyTracks";
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/**
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* The number of distance readings to smooth to get a stable signal.
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*/
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public static final int DISTANCE_SMOOTHING_FACTOR = 25;
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/**
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* The number of elevation readings to smooth to get a somewhat accurate
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* signal.
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*/
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public static final int ELEVATION_SMOOTHING_FACTOR = 25;
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/**
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* The number of grade readings to smooth to get a somewhat accurate signal.
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*/
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public static final int GRADE_SMOOTHING_FACTOR = 5;
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/**
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* The number of speed reading to smooth to get a somewhat accurate signal.
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*/
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public static final int SPEED_SMOOTHING_FACTOR = 25;
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/**
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* Maximum number of track points displayed by the map overlay.
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*/
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public static final int MAX_DISPLAYED_TRACK_POINTS = 10000;
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/**
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* Target number of track points displayed by the map overlay.
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* We may display more than this number of points.
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*/
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public static final int TARGET_DISPLAYED_TRACK_POINTS = 5000;
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/**
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* Maximum number of track points ever loaded at once from the provider into
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* memory.
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* With a recording frequency of 2 seconds, 15000 corresponds to 8.3 hours.
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*/
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public static final int MAX_LOADED_TRACK_POINTS = 20000;
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/**
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* Maximum number of track points ever loaded at once from the provider into
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* memory in a single call to read points.
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*/
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public static final int MAX_LOADED_TRACK_POINTS_PER_BATCH = 1000;
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/**
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* Maximum number of way points displayed by the map overlay.
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*/
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public static final int MAX_DISPLAYED_WAYPOINTS_POINTS = 128;
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/**
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* Maximum number of way points that will be loaded at one time.
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*/
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public static final int MAX_LOADED_WAYPOINTS_POINTS = 10000;
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/**
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* Any time segment where the distance traveled is less than this value will
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* not be considered moving.
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*/
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public static final double MAX_NO_MOVEMENT_DISTANCE = 2;
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/**
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* Anything faster than that (in meters per second) will be considered moving.
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*/
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public static final double MAX_NO_MOVEMENT_SPEED = 0.224;
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/**
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* Ignore any acceleration faster than this.
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* Will ignore any speeds that imply accelaration greater than 2g's
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* 2g = 19.6 m/s^2 = 0.0002 m/ms^2 = 0.02 m/(m*ms)
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*/
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public static final double MAX_ACCELERATION = 0.02;
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/** Maximum age of a GPS location to be considered current. */
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public static final long MAX_LOCATION_AGE_MS = 60 * 1000; // 1 minute
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/** Maximum age of a network location to be considered current. */
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public static final long MAX_NETWORK_AGE_MS = 1000 * 60 * 10; // 10 minutes
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/**
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* The type of account that we can use for gdata uploads.
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*/
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public static final String ACCOUNT_TYPE = "com.google";
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/**
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* The name of extra intent property to indicate whether we want to resume
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* a previously recorded track.
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*/
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public static final String
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RESUME_TRACK_EXTRA_NAME = "com.google.android.apps.mytracks.RESUME_TRACK";
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public static final String SETTINGS_NAME = "SettingsActivity";
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/**
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* This is an abstract utility class.
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*/
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protected Constants() { }
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}
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