forked from upstream-mirrors/OpenTracks
Jimmy Shih
f38c4ab242
In StringsUtils, add formatDateTime, formatTime, formatElapsedTime. Note that verified when sending to Google Docs, no longer need to always show the hours when displaying total time and moving time.
268 lines
9.0 KiB
Java
268 lines
9.0 KiB
Java
/*
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* Copyright 2009 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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import com.google.android.apps.mytracks.stats.TripStatistics;
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import com.google.android.apps.mytracks.util.StringUtils;
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import com.google.android.apps.mytracks.util.UnitConversions;
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import com.google.android.maps.mytracks.R;
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import android.app.Activity;
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import android.util.Log;
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import android.widget.TextView;
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import java.text.NumberFormat;
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/**
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* Various utility functions for views that display statistics information.
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*
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* @author Sandor Dornbush
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*/
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public class StatsUtilities {
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private final Activity activity;
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private static final NumberFormat LAT_LONG_FORMAT = NumberFormat.getNumberInstance();
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private static final NumberFormat ALTITUDE_FORMAT = NumberFormat.getIntegerInstance();
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private static final NumberFormat SPEED_FORMAT = NumberFormat.getNumberInstance();
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private static final NumberFormat GRADE_FORMAT = NumberFormat.getPercentInstance();
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static {
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LAT_LONG_FORMAT.setMaximumFractionDigits(5);
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LAT_LONG_FORMAT.setMinimumFractionDigits(5);
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SPEED_FORMAT.setMaximumFractionDigits(2);
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SPEED_FORMAT.setMinimumFractionDigits(2);
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GRADE_FORMAT.setMaximumFractionDigits(1);
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GRADE_FORMAT.setMinimumFractionDigits(1);
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}
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/**
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* True if distances should be displayed in metric units (from shared
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* preferences).
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*/
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private boolean metricUnits = true;
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/**
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* True - report speed
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* False - report pace
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*/
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private boolean reportSpeed = true;
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public StatsUtilities(Activity a) {
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this.activity = a;
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}
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public boolean isMetricUnits() {
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return metricUnits;
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}
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public void setMetricUnits(boolean metricUnits) {
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this.metricUnits = metricUnits;
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}
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public boolean isReportSpeed() {
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return reportSpeed;
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}
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public void setReportSpeed(boolean reportSpeed) {
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this.reportSpeed = reportSpeed;
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}
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public void setUnknown(int id) {
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((TextView) activity.findViewById(id)).setText(R.string.value_unknown);
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}
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public void setText(int id, double d, NumberFormat format) {
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if (!Double.isNaN(d) && !Double.isInfinite(d)) {
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setText(id, format.format(d));
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} else {
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setUnknown(id);
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}
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}
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public void setText(int id, String s) {
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int lengthLimit = 8;
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String displayString = s.length() > lengthLimit
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? s.substring(0, lengthLimit - 3) + "..."
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: s;
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((TextView) activity.findViewById(id)).setText(displayString);
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}
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public void setLatLong(int id, double d) {
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TextView msgTextView = (TextView) activity.findViewById(id);
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msgTextView.setText(LAT_LONG_FORMAT.format(d));
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}
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public void setAltitude(int id, double d) {
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setText(id, (metricUnits ? d : (d * UnitConversions.M_TO_FT)),
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ALTITUDE_FORMAT);
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}
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public void setDistance(int id, double d) {
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setText(id, (metricUnits ? d : (d * UnitConversions.KM_TO_MI)),
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SPEED_FORMAT);
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}
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public void setSpeed(int id, double d) {
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if (d == 0) {
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setUnknown(id);
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return;
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}
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double speed = metricUnits ? d : d * UnitConversions.KM_TO_MI;
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if (reportSpeed) {
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setText(id, speed, SPEED_FORMAT);
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} else {
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// Format as milliseconds per unit
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long pace = (long) (3600000.0 / speed);
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setTime(id, pace);
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}
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}
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public void setAltitudeUnits(int unitLabelId) {
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TextView unitTextView = (TextView) activity.findViewById(unitLabelId);
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unitTextView.setText(metricUnits ? R.string.unit_meter : R.string.unit_feet);
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}
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public void setDistanceUnits(int unitLabelId) {
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TextView unitTextView = (TextView) activity.findViewById(unitLabelId);
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unitTextView.setText(metricUnits ? R.string.unit_kilometer : R.string.unit_mile);
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}
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public void setSpeedUnits(int unitLabelId, int unitLabelBottomId) {
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TextView unitTextView = (TextView) activity.findViewById(unitLabelId);
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unitTextView.setText(reportSpeed
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? (metricUnits ? R.string.unit_kilometer : R.string.unit_mile)
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: R.string.unit_minute);
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unitTextView = (TextView) activity.findViewById(unitLabelBottomId);
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unitTextView.setText(reportSpeed
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? R.string.unit_hour
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: (metricUnits ? R.string.unit_kilometer : R.string.unit_mile));
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}
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public void setTime(int id, long l) {
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setText(id, StringUtils.formatElapsedTime(l));
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}
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public void setGrade(int id, double d) {
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setText(id, d, GRADE_FORMAT);
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}
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/**
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* Updates the unit fields.
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*/
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public void updateUnits() {
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setSpeedUnits(R.id.speed_unit_label_top, R.id.speed_unit_label_bottom);
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updateWaypointUnits();
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}
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/**
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* Updates the units fields used by waypoints.
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*/
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public void updateWaypointUnits() {
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setSpeedUnits(R.id.average_moving_speed_unit_label_top,
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R.id.average_moving_speed_unit_label_bottom);
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setSpeedUnits(R.id.average_speed_unit_label_top,
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R.id.average_speed_unit_label_bottom);
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setDistanceUnits(R.id.total_distance_unit_label);
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setSpeedUnits(R.id.max_speed_unit_label_top,
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R.id.max_speed_unit_label_bottom);
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setAltitudeUnits(R.id.elevation_unit_label);
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setAltitudeUnits(R.id.elevation_gain_unit_label);
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setAltitudeUnits(R.id.min_elevation_unit_label);
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setAltitudeUnits(R.id.max_elevation_unit_label);
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}
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/**
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* Sets all fields to "-" (unknown).
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*/
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public void setAllToUnknown() {
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// "Instant" values:
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setUnknown(R.id.elevation_register);
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setUnknown(R.id.latitude_register);
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setUnknown(R.id.longitude_register);
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setUnknown(R.id.speed_register);
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// Values from provider:
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setUnknown(R.id.total_time_register);
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setUnknown(R.id.moving_time_register);
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setUnknown(R.id.total_distance_register);
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setUnknown(R.id.average_speed_register);
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setUnknown(R.id.average_moving_speed_register);
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setUnknown(R.id.max_speed_register);
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setUnknown(R.id.min_elevation_register);
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setUnknown(R.id.max_elevation_register);
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setUnknown(R.id.elevation_gain_register);
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setUnknown(R.id.min_grade_register);
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setUnknown(R.id.max_grade_register);
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}
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public void setAllStats(long movingTime, double totalDistance,
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double averageSpeed, double averageMovingSpeed, double maxSpeed,
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double minElevation, double maxElevation, double elevationGain,
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double minGrade, double maxGrade) {
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setTime(R.id.moving_time_register, movingTime);
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setDistance(R.id.total_distance_register, totalDistance / 1000);
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setSpeed(R.id.average_speed_register, averageSpeed * 3.6);
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setSpeed(R.id.average_moving_speed_register, averageMovingSpeed * 3.6);
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setSpeed(R.id.max_speed_register, maxSpeed * 3.6);
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setAltitude(R.id.min_elevation_register, minElevation);
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setAltitude(R.id.max_elevation_register, maxElevation);
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setAltitude(R.id.elevation_gain_register, elevationGain);
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setGrade(R.id.min_grade_register, minGrade);
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setGrade(R.id.max_grade_register, maxGrade);
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}
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public void setAllStats(TripStatistics stats) {
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setTime(R.id.moving_time_register, stats.getMovingTime());
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setDistance(R.id.total_distance_register, stats.getTotalDistance() / 1000);
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setSpeed(R.id.average_speed_register, stats.getAverageSpeed() * 3.6);
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setSpeed(R.id.average_moving_speed_register,
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stats.getAverageMovingSpeed() * 3.6);
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setSpeed(R.id.max_speed_register, stats.getMaxSpeed() * 3.6);
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setAltitude(R.id.min_elevation_register, stats.getMinElevation());
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setAltitude(R.id.max_elevation_register, stats.getMaxElevation());
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setAltitude(R.id.elevation_gain_register, stats.getTotalElevationGain());
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setGrade(R.id.min_grade_register, stats.getMinGrade());
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setGrade(R.id.max_grade_register, stats.getMaxGrade());
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setTime(R.id.total_time_register, stats.getTotalTime());
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}
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public void setSpeedLabel(int id, int speedString, int paceString) {
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Log.w(Constants.TAG, "Setting view " + id +
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" to " + reportSpeed +
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" speed: " + speedString +
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" pace: " + paceString);
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TextView tv = ((TextView) activity.findViewById(id));
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if (tv != null) {
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tv.setText(reportSpeed ? speedString : paceString);
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} else {
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Log.w(Constants.TAG, "Could not find id: " + id);
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}
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}
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public void setSpeedLabels() {
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setSpeedLabel(R.id.average_speed_label,
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R.string.stat_average_speed,
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R.string.stat_average_pace);
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setSpeedLabel(R.id.average_moving_speed_label,
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R.string.stat_average_moving_speed,
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R.string.stat_average_moving_pace);
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setSpeedLabel(R.id.max_speed_label,
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R.string.stat_max_speed,
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R.string.stat_min_pace);
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}
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}
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