mirror of
https://codeberg.org/OpenTracksApp/OpenTracks.git
synced 2026-10-03 09:53:06 +02:00
Moving data hub and related classes to content package.
This commit is contained in:
Rodrigo Damazio
@@ -0,0 +1,425 @@
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/*
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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 static com.google.android.apps.mytracks.Constants.TAG;
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import com.google.android.apps.mytracks.ChartView.Mode;
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import com.google.android.apps.mytracks.content.MyTracksLocation;
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import com.google.android.apps.mytracks.content.Sensor;
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import com.google.android.apps.mytracks.content.TrackDataHub;
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import com.google.android.apps.mytracks.content.TrackDataListener;
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import com.google.android.apps.mytracks.content.Sensor.SensorDataSet;
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import com.google.android.apps.mytracks.content.TrackDataHub.ListenerDataType;
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import com.google.android.apps.mytracks.content.Track;
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import com.google.android.apps.mytracks.content.Waypoint;
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import com.google.android.apps.mytracks.services.tasks.StatusAnnouncerFactory;
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import com.google.android.apps.mytracks.stats.DoubleBuffer;
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import com.google.android.apps.mytracks.stats.TripStatisticsBuilder;
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import com.google.android.apps.mytracks.util.ApiFeatures;
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import com.google.android.apps.mytracks.util.LocationUtils;
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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.location.Location;
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import android.os.Bundle;
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import android.util.Log;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.ViewGroup.LayoutParams;
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import android.view.Window;
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import android.widget.LinearLayout;
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import android.widget.ZoomControls;
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import java.util.ArrayList;
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import java.util.EnumSet;
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/**
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* An activity that displays a chart from the track point provider.
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*
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* @author Sandor Dornbush
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* @author Rodrigo Damazio
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*/
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public class ChartActivity extends Activity implements TrackDataListener {
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private final DoubleBuffer elevationBuffer =
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new DoubleBuffer(Constants.ELEVATION_SMOOTHING_FACTOR);
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private final DoubleBuffer speedBuffer =
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new DoubleBuffer(Constants.SPEED_SMOOTHING_FACTOR);
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private final ArrayList<double[]> pendingPoints = new ArrayList<double[]>();
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private TrackDataHub dataHub;
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// Stats gathered from received data.
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private double profileLength = 0;
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private long startTime = -1;
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private Location lastLocation;
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private double trackMaxSpeed;
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// Modes of operation
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private Mode mode = Mode.BY_DISTANCE;
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private boolean metricUnits;
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private boolean reportSpeed;
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/*
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* UI elements:
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*/
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private ChartView chartView;
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private MenuItem chartSettingsMenuItem;
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private LinearLayout busyPane;
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private ZoomControls zoomControls;
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/**
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* A runnable that can be posted to the UI thread. It will remove the spinner
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* (if any), enable/disable zoom controls and orange pointer as appropriate
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* and redraw.
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*/
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private final Runnable updateChart = new Runnable() {
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@Override
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public void run() {
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busyPane.setVisibility(View.GONE);
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zoomControls.setIsZoomInEnabled(chartView.canZoomIn());
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zoomControls.setIsZoomOutEnabled(chartView.canZoomOut());
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chartView.setShowPointer(dataHub.isRecordingSelected());
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chartView.invalidate();
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}
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};
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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Log.w(TAG, "ChartActivity.onCreate");
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super.onCreate(savedInstanceState);
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MyTracks.getInstance().setChartActivity(this);
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dataHub = MyTracks.getInstance().getDataHub();
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// The volume we want to control is the Text-To-Speech volume
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int volumeStream =
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new StatusAnnouncerFactory(ApiFeatures.getInstance()).getVolumeStream();
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setVolumeControlStream(volumeStream);
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requestWindowFeature(Window.FEATURE_NO_TITLE);
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setContentView(R.layout.mytracks_charts);
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ViewGroup layout = (ViewGroup) findViewById(R.id.elevation_chart);
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chartView = new ChartView(this);
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chartView.setMode(this.mode);
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LayoutParams params =
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new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT);
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layout.addView(chartView, params);
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busyPane = (LinearLayout) findViewById(R.id.elevation_busypane);
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zoomControls = (ZoomControls) findViewById(R.id.elevation_zoom);
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zoomControls.setOnZoomInClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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zoomIn();
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}
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});
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zoomControls.setOnZoomOutClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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zoomOut();
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}
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});
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}
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@Override
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protected void onStart() {
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super.onStart();
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dataHub.registerTrackDataListener(this, EnumSet.of(
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ListenerDataType.SELECTED_TRACK_CHANGED,
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ListenerDataType.POINT_UPDATES,
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ListenerDataType.SAMPLED_OUT_POINT_UPDATES,
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ListenerDataType.WAYPOINT_UPDATES,
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ListenerDataType.DISPLAY_PREFERENCES));
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}
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@Override
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protected void onStop() {
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dataHub.unregisterTrackDataListener(this);
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super.onStop();
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}
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private void zoomIn() {
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chartView.zoomIn();
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zoomControls.setIsZoomInEnabled(chartView.canZoomIn());
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zoomControls.setIsZoomOutEnabled(chartView.canZoomOut());
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}
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private void zoomOut() {
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chartView.zoomOut();
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zoomControls.setIsZoomInEnabled(chartView.canZoomIn());
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zoomControls.setIsZoomOutEnabled(chartView.canZoomOut());
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}
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public void setMode(Mode newMode) {
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if (this.mode != newMode) {
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this.mode = newMode;
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chartView.setMode(this.mode);
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dataHub.reloadDataForListener(this);
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}
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}
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public Mode getMode() {
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return mode;
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}
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public void setSeriesEnabled(int index, boolean enabled) {
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chartView.getChartValueSeries(index).setEnabled(enabled);
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runOnUiThread(updateChart);
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}
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public boolean isSeriesEnabled(int index) {
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return chartView.getChartValueSeries(index).isEnabled();
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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super.onCreateOptionsMenu(menu);
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chartSettingsMenuItem =
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menu.add(0, Constants.MENU_CHART_SETTINGS, 0,
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R.string.chart_settings);
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chartSettingsMenuItem.setIcon(R.drawable.chart_settings);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case Constants.MENU_CHART_SETTINGS:
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MyTracks.getInstance().getDialogManager().showDialogSafely(
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DialogManager.DIALOG_CHART_SETTINGS);
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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/**
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* Given a location, creates a new data point for the chart. A data point is
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* an array double[3 or 6], where:
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* data[0] = the time or distance
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* data[1] = the elevation
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* data[2] = the speed
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* and possibly:
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* data[3] = power
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* data[4] = cadence
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* data[5] = heart rate
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*
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* This must be called in order for each point.
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*
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* @param location the location to get data for (this method takes ownership of that location)
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* @param result the resulting point to fill out
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* @return the previous location, now available for reuse
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*/
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private void fillDataPoint(Location location, double result[]) {
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double timeOrDistance = Double.NaN,
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elevation = Double.NaN,
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speed = Double.NaN,
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power = Double.NaN,
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cadence = Double.NaN,
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heartRate = Double.NaN;
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if (location instanceof MyTracksLocation &&
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((MyTracksLocation) location).getSensorDataSet() != null) {
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SensorDataSet sensorData = ((MyTracksLocation) location).getSensorDataSet();
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if (sensorData.hasPower()
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&& sensorData.getPower().getState() == Sensor.SensorState.SENDING
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&& sensorData.getPower().hasValue()) {
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power = sensorData.getPower().getValue();
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}
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if (sensorData.hasCadence()
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&& sensorData.getCadence().getState() == Sensor.SensorState.SENDING
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&& sensorData.getCadence().hasValue()) {
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cadence = sensorData.getCadence().getValue();
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}
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if (sensorData.hasHeartRate()
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&& sensorData.getHeartRate().getState() == Sensor.SensorState.SENDING
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&& sensorData.getHeartRate().hasValue()) {
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heartRate = sensorData.getHeartRate().getValue();
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}
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}
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// TODO: Account for segment splits?
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switch (mode) {
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case BY_DISTANCE:
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timeOrDistance = profileLength;
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if (lastLocation != null) {
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double d = lastLocation.distanceTo(location);
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if (metricUnits) {
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profileLength += d / 1000.0;
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} else {
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profileLength += d * UnitConversions.KM_TO_MI / 1000.0;
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}
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}
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break;
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case BY_TIME:
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if (startTime == -1) {
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// Base case
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startTime = location.getTime();
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}
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timeOrDistance = (location.getTime() - startTime);
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break;
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default:
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Log.w(TAG, "ChartActivity unknown mode: " + mode);
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}
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elevationBuffer.setNext(metricUnits
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? location.getAltitude()
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: location.getAltitude() * UnitConversions.M_TO_FT);
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elevation = elevationBuffer.getAverage();
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if (lastLocation == null) {
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if (Math.abs(location.getSpeed() - 128) > 1) {
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speedBuffer.setNext(location.getSpeed());
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}
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} else if (TripStatisticsBuilder.isValidSpeed(
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location.getTime(), location.getSpeed(), lastLocation.getTime(),
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lastLocation.getSpeed(), speedBuffer)
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&& (location.getSpeed() <= trackMaxSpeed)) {
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speedBuffer.setNext(location.getSpeed());
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}
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speed = speedBuffer.getAverage() * 3.6;
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if (!metricUnits) {
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speed *= UnitConversions.KM_TO_MI;
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}
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if (!reportSpeed) {
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if (speed != 0) {
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// Format as hours per unit
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speed = (60.0 / speed);
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} else {
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speed = Double.NaN;
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}
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}
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// Keep a copy so the location can be reused.
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lastLocation = location;
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if (result != null) {
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result[0] = timeOrDistance;
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result[1] = elevation;
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result[2] = speed;
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result[3] = power;
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result[4] = cadence;
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result[5] = heartRate;
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}
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}
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@Override
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public void onProviderStateChange(ProviderState state) {
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// We don't care.
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}
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@Override
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public void onCurrentLocationChanged(Location loc) {
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// We don't care.
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}
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@Override
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public void onCurrentHeadingChanged(double heading) {
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// We don't care.
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}
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@Override
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public void onSelectedTrackChanged(Track track, boolean isRecording) {
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Log.e(TAG, "Visible", new Throwable());
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runOnUiThread(new Runnable() {
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@Override
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public void run() {
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busyPane.setVisibility(View.VISIBLE);
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}
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});
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}
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@Override
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public void onTrackUpdated(Track track) {
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trackMaxSpeed = track.getStatistics().getMaxSpeed();
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}
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@Override
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public void clearTrackPoints() {
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profileLength = 0;
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lastLocation = null;
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startTime = -1;
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elevationBuffer.reset();
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speedBuffer.reset();
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chartView.reset();
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pendingPoints.clear();
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}
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@Override
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public void onNewTrackPoint(Location loc) {
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if (LocationUtils.isValidLocation(loc)) {
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double[] point = new double[6];
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fillDataPoint(loc, point);
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pendingPoints.add(point);
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}
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}
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@Override
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public void onSampledOutTrackPoint(Location loc) {
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// Still account for the point in the smoothing buffers.
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fillDataPoint(loc, null);
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}
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@Override
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public void onSegmentSplit() {
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// Do nothing.
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}
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@Override
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public void onNewTrackPointsDone() {
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chartView.addDataPoints(pendingPoints);
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pendingPoints.clear();
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runOnUiThread(updateChart);
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}
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@Override
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public void clearWaypoints() {
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chartView.clearWaypoints();
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}
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@Override
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public void onNewWaypoint(Waypoint wpt) {
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chartView.addWaypoint(wpt);
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}
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@Override
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public void onNewWaypointsDone() {
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runOnUiThread(updateChart);
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}
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@Override
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public boolean onUnitsChanged(boolean metric) {
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this.metricUnits = metric;
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chartView.setMetricUnits(metric);
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return true; // Reload data
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}
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@Override
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public boolean onReportSpeedChanged(boolean reportSpeed) {
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this.reportSpeed = reportSpeed;
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chartView.setReportSpeed(reportSpeed, this);
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return true; // Reload data
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}
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}
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Block a user