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Organic Maps sources as of 02.04.2025 (fad26bbf22ac3da75e01e62aa01e5c8e11861005)
To expand with full Organic Maps and Maps.ME commits history run: git remote add om-historic [om-historic.git repo url] git fetch --tags om-historic git replace squashed-history historic-commits
This commit is contained in:
Konstantin Pastbin
255
android/app/src/main/java/app/organicmaps/ChartController.java
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255
android/app/src/main/java/app/organicmaps/ChartController.java
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package app.organicmaps;
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import android.content.Context;
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import android.content.res.Resources;
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import android.graphics.Color;
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import android.view.View;
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import android.widget.TextView;
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import androidx.annotation.NonNull;
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import androidx.core.content.ContextCompat;
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import com.github.mikephil.charting.charts.LineChart;
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import com.github.mikephil.charting.components.Legend;
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import com.github.mikephil.charting.components.MarkerView;
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import com.github.mikephil.charting.components.XAxis;
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import com.github.mikephil.charting.components.YAxis;
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import com.github.mikephil.charting.data.Entry;
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import com.github.mikephil.charting.data.LineData;
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import com.github.mikephil.charting.data.LineDataSet;
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import com.github.mikephil.charting.formatter.ValueFormatter;
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import com.github.mikephil.charting.highlight.Highlight;
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import com.github.mikephil.charting.listener.OnChartValueSelectedListener;
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import app.organicmaps.bookmarks.data.BookmarkManager;
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import app.organicmaps.bookmarks.data.ElevationInfo;
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import app.organicmaps.widget.placepage.AxisValueFormatter;
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import app.organicmaps.widget.placepage.CurrentLocationMarkerView;
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import app.organicmaps.widget.placepage.FloatingMarkerView;
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import app.organicmaps.util.ThemeUtils;
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import app.organicmaps.util.Utils;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.List;
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public class ChartController implements OnChartValueSelectedListener,
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BookmarkManager.OnElevationActivePointChangedListener,
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BookmarkManager.OnElevationCurrentPositionChangedListener
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{
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private static final int CHART_Y_LABEL_COUNT = 3;
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private static final int CHART_X_LABEL_COUNT = 6;
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private static final int CHART_ANIMATION_DURATION = 1500;
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private static final int CHART_FILL_ALPHA = (int) (0.12 * 255);
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private static final int CHART_AXIS_GRANULARITY = 100;
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private static final float CUBIC_INTENSITY = 0.2f;
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private static final int CURRENT_POSITION_OUT_OF_TRACK = -1;
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@SuppressWarnings("NullableProblems")
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@NonNull
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private LineChart mChart;
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@SuppressWarnings("NullableProblems")
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@NonNull
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private FloatingMarkerView mFloatingMarkerView;
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@SuppressWarnings("NullableProblems")
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@NonNull
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private MarkerView mCurrentLocationMarkerView;
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@SuppressWarnings("NullableProblems")
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@NonNull
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private TextView mMaxAltitude;
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@SuppressWarnings("NullableProblems")
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@NonNull
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private TextView mMinAltitude;
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@NonNull
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private final Context mContext;
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private long mTrackId = Utils.INVALID_ID;
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private boolean mCurrentPositionOutOfTrack = true;
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public ChartController(@NonNull Context context)
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{
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mContext = context;
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}
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public void initialize(@NonNull View view)
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{
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BookmarkManager.INSTANCE.setElevationActivePointChangedListener(this);
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BookmarkManager.INSTANCE.setElevationCurrentPositionChangedListener(this);
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final Resources resources = mContext.getResources();
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mChart = view.findViewById(R.id.elevation_profile_chart);
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mFloatingMarkerView = view.findViewById(R.id.floating_marker);
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mCurrentLocationMarkerView = new CurrentLocationMarkerView(mContext);
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mFloatingMarkerView.setChartView(mChart);
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mCurrentLocationMarkerView.setChartView(mChart);
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mMaxAltitude = view.findViewById(R.id.highest_altitude);
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mMinAltitude = view.findViewById(R.id.lowest_altitude);
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mChart.setBackgroundColor(ThemeUtils.getColor(mContext, R.attr.cardBackground));
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mChart.setTouchEnabled(true);
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mChart.setOnChartValueSelectedListener(this);
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mChart.setDrawGridBackground(false);
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mChart.setScaleXEnabled(true);
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mChart.setScaleYEnabled(false);
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mChart.setExtraTopOffset(0);
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int sideOffset = resources.getDimensionPixelSize(R.dimen.margin_base);
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int topOffset = 0;
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mChart.setViewPortOffsets(sideOffset, topOffset, sideOffset,
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resources.getDimensionPixelSize(R.dimen.margin_base_plus_quarter));
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mChart.getDescription().setEnabled(false);
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mChart.setDrawBorders(false);
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Legend l = mChart.getLegend();
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l.setEnabled(false);
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initAxises();
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}
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@SuppressWarnings("unused")
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public void destroy()
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{
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BookmarkManager.INSTANCE.setElevationActivePointChangedListener(null);
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BookmarkManager.INSTANCE.setElevationCurrentPositionChangedListener(null);
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}
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private void highlightChartCurrentLocation()
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{
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mChart.highlightValues(Collections.singletonList(getCurrentPosHighlight()),
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Collections.singletonList(mCurrentLocationMarkerView));
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}
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private void initAxises()
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{
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XAxis x = mChart.getXAxis();
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x.setLabelCount(CHART_X_LABEL_COUNT, false);
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x.setDrawGridLines(false);
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x.setGranularity(CHART_AXIS_GRANULARITY);
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x.setGranularityEnabled(true);
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x.setTextColor(ThemeUtils.getColor(mContext, R.attr.elevationProfileAxisLabelColor));
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x.setPosition(XAxis.XAxisPosition.BOTTOM);
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x.setAxisLineColor(ThemeUtils.getColor(mContext, androidx.appcompat.R.attr.dividerHorizontal));
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x.setAxisLineWidth(mContext.getResources().getDimensionPixelSize(R.dimen.divider_height));
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ValueFormatter xAxisFormatter = new AxisValueFormatter(mChart);
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x.setValueFormatter(xAxisFormatter);
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YAxis y = mChart.getAxisLeft();
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y.setLabelCount(CHART_Y_LABEL_COUNT, false);
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y.setPosition(YAxis.YAxisLabelPosition.INSIDE_CHART);
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y.setDrawGridLines(true);
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y.setGridColor(ContextCompat.getColor(mContext, R.color.black_12));
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y.setEnabled(true);
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y.setTextColor(Color.TRANSPARENT);
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y.setAxisLineColor(Color.TRANSPARENT);
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int lineLength = mContext.getResources().getDimensionPixelSize(R.dimen.margin_eighth);
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y.enableGridDashedLine(lineLength, 2 * lineLength, 0);
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mChart.getAxisRight().setEnabled(false);
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}
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public void setData(@NonNull ElevationInfo info)
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{
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mTrackId = info.getId();
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List<Entry> values = new ArrayList<>();
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for (ElevationInfo.Point point: info.getPoints())
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values.add(new Entry((float) point.getDistance(), point.getAltitude()));
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LineDataSet set = new LineDataSet(values, "Elevation_profile_points");
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set.setMode(LineDataSet.Mode.CUBIC_BEZIER);
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set.setCubicIntensity(CUBIC_INTENSITY);
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set.setDrawFilled(true);
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set.setDrawCircles(false);
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int lineThickness = mContext.getResources().getDimensionPixelSize(R.dimen.divider_width);
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set.setLineWidth(lineThickness);
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int color = ThemeUtils.getColor(mContext, R.attr.elevationProfileColor);
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set.setCircleColor(color);
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set.setColor(color);
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set.setFillAlpha(CHART_FILL_ALPHA);
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set.setFillColor(color);
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set.setDrawHorizontalHighlightIndicator(false);
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set.setHighlightLineWidth(lineThickness);
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set.setHighLightColor(ContextCompat.getColor(mContext, R.color.base_accent_transparent));
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LineData data = new LineData(set);
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data.setValueTextSize(mContext.getResources().getDimensionPixelSize(R.dimen.text_size_icon_title));
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data.setDrawValues(false);
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mChart.setData(data);
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mChart.animateX(CHART_ANIMATION_DURATION);
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mMinAltitude.setText(Framework.nativeFormatAltitude(info.getMinAltitude()));
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mMaxAltitude.setText(Framework.nativeFormatAltitude(info.getMaxAltitude()));
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highlightActivePointManually();
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}
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@Override
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public void onValueSelected(Entry e, Highlight h) {
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mFloatingMarkerView.updateOffsets(e, h);
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Highlight curPos = getCurrentPosHighlight();
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if (mCurrentPositionOutOfTrack)
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mChart.highlightValues(Collections.singletonList(h), Collections.singletonList(mFloatingMarkerView));
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else
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mChart.highlightValues(Arrays.asList(curPos, h), Arrays.asList(mCurrentLocationMarkerView,
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mFloatingMarkerView));
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if (mTrackId == Utils.INVALID_ID)
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return;
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BookmarkManager.INSTANCE.setElevationActivePoint(mTrackId, e.getX());
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}
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@NonNull
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private Highlight getCurrentPosHighlight()
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{
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double activeX = BookmarkManager.INSTANCE.getElevationCurPositionDistance(mTrackId);
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return new Highlight((float) activeX, 0f, 0);
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}
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@Override
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public void onNothingSelected()
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{
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if (mCurrentPositionOutOfTrack)
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return;
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highlightChartCurrentLocation();
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}
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@Override
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public void onCurrentPositionChanged()
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{
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if (mTrackId == Utils.INVALID_ID)
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return;
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double distance = BookmarkManager.INSTANCE.getElevationCurPositionDistance(mTrackId);
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mCurrentPositionOutOfTrack = distance == CURRENT_POSITION_OUT_OF_TRACK;
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highlightActivePointManually();
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}
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@Override
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public void onElevationActivePointChanged()
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{
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if (mTrackId == Utils.INVALID_ID)
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return;
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highlightActivePointManually();
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}
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private void highlightActivePointManually()
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{
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Highlight highlight = getActivePoint();
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mChart.highlightValue(highlight, true);
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}
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@NonNull
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private Highlight getActivePoint()
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{
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double activeX = BookmarkManager.INSTANCE.getElevationActivePointDistance(mTrackId);
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return new Highlight((float) activeX, 0f, 0);
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}
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public void onHide()
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{
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mChart.fitScreen();
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mTrackId = Utils.INVALID_ID;
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}
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}
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