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SampleRace.java
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SampleRace.java
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package org.osmdroid.samplefragments.data;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.ValueAnimator;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.Rect;
import android.os.Build;
import android.os.Bundle;
import org.osmdroid.samplefragments.BaseSampleFragment;
import org.osmdroid.util.GeoPoint;
import org.osmdroid.views.overlay.LineDrawer;
import org.osmdroid.views.overlay.milestones.MilestoneBitmapDisplayer;
import org.osmdroid.views.overlay.milestones.MilestoneDisplayer;
import org.osmdroid.views.overlay.milestones.MilestoneLister;
import org.osmdroid.views.overlay.milestones.MilestoneManager;
import org.osmdroid.views.overlay.milestones.MilestoneMeterDistanceLister;
import org.osmdroid.views.overlay.milestones.MilestoneMeterDistanceSliceLister;
import org.osmdroid.views.overlay.milestones.MilestonePathDisplayer;
import org.osmdroid.views.overlay.milestones.MilestoneStep;
import org.osmdroid.views.overlay.milestones.MilestoneVertexLister;
import org.osmdroid.views.overlay.Polyline;
import java.util.ArrayList;
import java.util.List;
/**
* Created by Fabrice on 28/12/2017.
* @since 6.0.0
*/
public class SampleRace extends BaseSampleFragment {
public static final String TITLE = "10K race in Paris";
private static final float LINE_WIDTH_BIG = 12;
private static final float TEXT_SIZE = 20;
private static final int COLOR_POLYLINE_STATIC = Color.BLUE;
private static final int COLOR_POLYLINE_ANIMATED = Color.GREEN;
private static final int COLOR_BACKGROUND = Color.WHITE;
private double mAnimatedMetersSoFar;
private boolean mAnimationEnded;
@Override
public String getSampleTitle() {
return TITLE;
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
mMapView.getController().setZoom(13.2);
mMapView.getController().setCenter(new GeoPoint(48.85792514768071,2.342640914879439));
super.onActivityCreated(savedInstanceState);
}
@Override
protected void addOverlays() {
super.addOverlays();
final Polyline line = new Polyline(mMapView);
line.setColor(COLOR_POLYLINE_STATIC);
line.setWidth(LINE_WIDTH_BIG);
line.setPoints(getGeoPoints());
final List<MilestoneManager> managers = new ArrayList<>();
final MilestoneMeterDistanceSliceLister slicerForPath = new MilestoneMeterDistanceSliceLister();
final Bitmap bitmap = BitmapFactory.decodeResource(getResources(), org.osmdroid.library.R.drawable.next);
final MilestoneMeterDistanceSliceLister slicerForIcon = new MilestoneMeterDistanceSliceLister();
managers.add(getAnimatedPathManager(slicerForPath));
managers.add(getAnimatedIconManager(slicerForIcon, bitmap));
managers.add(getHalfKilometerManager());
managers.add(getKilometerManager());
managers.add(getStartManager(bitmap));
line.setMilestoneManagers(managers);
mMapView.getOverlayManager().add(line);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
final ValueAnimator percentageCompletion = ValueAnimator.ofFloat(0, 10000); // 10 kilometers
percentageCompletion.setDuration(5000); // 5 seconds
percentageCompletion.setStartDelay(1000); // 1 second
percentageCompletion.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
mAnimatedMetersSoFar = (float)animation.getAnimatedValue();
slicerForPath.setMeterDistanceSlice(0, mAnimatedMetersSoFar);
slicerForIcon.setMeterDistanceSlice(mAnimatedMetersSoFar, mAnimatedMetersSoFar);
mMapView.invalidate();
}
});
percentageCompletion.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
mAnimationEnded = true;
}
});
percentageCompletion.start();
}
}
/**
* @since 6.0.2
*/
private Paint getFillPaint(final int pColor) {
final Paint paint = new Paint();
paint.setColor(pColor);
paint.setStyle(Paint.Style.FILL_AND_STROKE);
return paint;
}
/**
* @since 6.0.2
*/
private Paint getStrokePaint(final int pColor, final float pWidth) {
final Paint paint = new Paint();
paint.setStrokeWidth(pWidth);
paint.setStyle(Paint.Style.STROKE);
paint.setAntiAlias(true);
paint.setColor(pColor);
return paint;
}
/**
* @since 6.0.2
*/
private Paint getTextPaint(final int pColor) {
final Paint paint = new Paint();
paint.setColor(pColor);
paint.setTextSize(TEXT_SIZE);
paint.setAntiAlias(true);
return paint;
}
/**
* Kilometer milestones
* @since 6.0.2
*/
private MilestoneManager getKilometerManager() {
final float backgroundRadius = 20;
final Paint backgroundPaint1 = getFillPaint(COLOR_BACKGROUND);
final Paint backgroundPaint2 = getFillPaint(COLOR_POLYLINE_ANIMATED);
final Paint textPaint1 = getTextPaint(COLOR_POLYLINE_STATIC);
final Paint textPaint2 = getTextPaint(COLOR_BACKGROUND);
final Paint borderPaint = getStrokePaint(COLOR_BACKGROUND, 2);
return new MilestoneManager(
new MilestoneMeterDistanceLister(1000),
new MilestoneDisplayer(0, false) {
@Override
protected void draw(final Canvas pCanvas, final Object pParameter) {
final double meters = (double)pParameter;
final int kilometers = (int)Math.round(meters / 1000);
final boolean checked = meters < mAnimatedMetersSoFar || (kilometers == 10 && mAnimationEnded);
final Paint textPaint = checked ? textPaint2 : textPaint1;
final Paint backgroundPaint = checked ? backgroundPaint2 : backgroundPaint1;
final String text = "" + kilometers + "K";
final Rect rect = new Rect();
textPaint1.getTextBounds(text, 0, text.length(), rect);
pCanvas.drawCircle(0, 0, backgroundRadius, backgroundPaint);
pCanvas.drawText(text, -rect.left - rect.width() / 2, rect.height() / 2 - rect.bottom, textPaint);
pCanvas.drawCircle(0, 0, backgroundRadius + 1, borderPaint);
}
}
);
}
/**
* Half-kilometer milestones
* @since 6.0.2
*/
private MilestoneManager getHalfKilometerManager() {
final Path arrowPath = new Path(); // a simple arrow towards the right
arrowPath.moveTo(-5, -5);
arrowPath.lineTo(5, 0);
arrowPath.lineTo(-5, 5);
arrowPath.close();
final Paint backgroundPaint = getFillPaint(COLOR_BACKGROUND);
return new MilestoneManager( // display an arrow at 500m every 1km
new MilestoneMeterDistanceLister(500),
new MilestonePathDisplayer(0, true, arrowPath, backgroundPaint) {
@Override
protected void draw(final Canvas pCanvas, final Object pParameter) {
final int halfKilometers = (int)Math.round(((double)pParameter / 500));
if (halfKilometers % 2 == 0) {
return;
}
super.draw(pCanvas, pParameter);
}
}
);
}
/**
* Animated path
* @since 6.0.2
*/
private MilestoneManager getAnimatedPathManager(final MilestoneLister pMilestoneLister) {
final Paint slicePaint = getStrokePaint(COLOR_POLYLINE_ANIMATED, LINE_WIDTH_BIG);
return new MilestoneManager(
pMilestoneLister,
new MilestoneDisplayer(0, false) {
private boolean mFirst;
private LineDrawer mLineDrawer = new LineDrawer(256) {
@Override
public void flush() {
super.flush();
mFirst = true;
}
};
@Override
public void drawBegin(Canvas pCanvas) {
mLineDrawer.init();
mLineDrawer.setCanvas(pCanvas);
mLineDrawer.setPaint(slicePaint);
mFirst = true;
}
@Override
public void draw(Canvas pCanvas, MilestoneStep pStep) {
if (mFirst) {
mFirst = false;
} else {
mLineDrawer.add(pStep.getX(), pStep.getY());
}
mLineDrawer.add(pStep.getX(), pStep.getY());
}
@Override
public void drawEnd(Canvas pCanvas) {
mLineDrawer.end();
}
@Override
protected void draw(final Canvas pCanvas, final Object pParameter) {
// do nothing as we override the draw method that calls this one
}
}
);
}
/**
* Animated icon
* @since 6.0.2
*/
private MilestoneManager getAnimatedIconManager(final MilestoneLister pMilestoneLister,
final Bitmap pBitmap) {
return new MilestoneManager(
pMilestoneLister,
new MilestoneBitmapDisplayer(0, true, pBitmap,
pBitmap.getWidth() / 2, pBitmap.getHeight() / 2)
);
}
/**
* Starting point
* @since 6.0.2
*/
private MilestoneManager getStartManager(final Bitmap pBitmap) {
return new MilestoneManager(
new MilestoneVertexLister(),
new MilestoneBitmapDisplayer(0, true,
pBitmap, pBitmap.getWidth() / 2, pBitmap.getHeight() / 2) {
@Override
protected void draw(final Canvas pCanvas, final Object pParameter) {
if (0 != (int)pParameter) { // we only draw the start
return;
}
super.draw(pCanvas, pParameter);
}
}
);
}
/**
* @since 6.0.2
* TODO get a real list of geo points instead of this lousy manual list
*/
private List<GeoPoint> getGeoPoints() {
final List<GeoPoint> pts = new ArrayList<>();
pts.add(new GeoPoint(48.85546563875735,2.359844067173981)); // saint paul
pts.add(new GeoPoint(48.85737826660179,2.351524365470226)); // hôtel de ville
pts.add(new GeoPoint(48.86253652215784,2.3354870181106264)); // louvre 1
pts.add(new GeoPoint(48.86292409137066,2.3356209116511195)); // louvre 2
pts.add(new GeoPoint(48.86989982398147,2.332474413449688)); // opéra loop 1
pts.add(new GeoPoint(48.87019045840439,2.3327154218225985)); // opéra loop 2
pts.add(new GeoPoint(48.87100070303335,2.332420856033508)); // opéra loop 3
pts.add(new GeoPoint(48.871987070089496,2.3330367663197364)); // opéra loop 4
pts.add(new GeoPoint(48.87285012531207,2.3319923967039813)); // opéra loop 5
pts.add(new GeoPoint(48.87270041271832,2.33134970770962)); // opéra loop 6
pts.add(new GeoPoint(48.87166121883793,2.330720408069368)); // opéra loop 7
pts.add(new GeoPoint(48.87096547527885,2.331885281871564)); // opéra loop 8
pts.add(new GeoPoint(48.87003193074662,2.3321932370146783)); // opéra loop 9
pts.add(new GeoPoint(48.86989982398147,2.332474413449688)); // opéra loop 10
pts.add(new GeoPoint(48.864306984328245,2.3350719481351234)); // rue de l'échelle 1
pts.add(new GeoPoint(48.86316191644713,2.3338401275626666)); // rue de l'échelle 2
pts.add(new GeoPoint(48.866209500723855,2.3235169355912433)); // rivoli
pts.add(new GeoPoint(48.866729156977776,2.3223118937268623)); // concorde
pts.add(new GeoPoint(48.86901910330005,2.3239721736289027)); // madeleine loop 1
pts.add(new GeoPoint(48.8691952486765,2.3249897645366104)); // madeleine loop 2
pts.add(new GeoPoint(48.87022568670458,2.325927019319977)); // madeleine loop 3
pts.add(new GeoPoint(48.870489898165346,2.32583329384164)); // madeleine loop 4
pts.add(new GeoPoint(48.87073649426996,2.3250165432446863)); // madeleine loop 5
pts.add(new GeoPoint(48.87075410823092,2.3247085881016005)); // madeleine loop 6
pts.add(new GeoPoint(48.86957395913612,2.323570493007452)); // madeleine loop 7
pts.add(new GeoPoint(48.86901910330005,2.3239721736289027)); // madeleine loop 8
pts.add(new GeoPoint(48.86664988772853,2.3224457872673554)); // concorde 1
pts.add(new GeoPoint(48.866183077380335,2.3231420336778967)); // concorde 2
pts.add(new GeoPoint(48.865610568177935,2.3231688123859726)); // concorde 3
pts.add(new GeoPoint(48.86398108306007,2.321307692173235)); // concorde 4
pts.add(new GeoPoint(48.863531864319754,2.3216022579623257)); // concorde 5
pts.add(new GeoPoint(48.86047157217769,2.3306186871927252)); // pont césaire
pts.add(new GeoPoint(48.859105908108276,2.336824405441064)); // mitterrand 1
pts.add(new GeoPoint(48.858679130445125,2.3402407938844476)); // mitterrand 2
pts.add(new GeoPoint(48.85792514768071,2.342640914879439)); // pont neuf
pts.add(new GeoPoint(48.8563361600739,2.3489338967683864)); // pont notre dame
pts.add(new GeoPoint(48.85582206974299,2.3509713700276507)); // pont d'arcole
pts.add(new GeoPoint(48.85403498622509,2.3547049339593116)); // pont louis philippe
pts.add(new GeoPoint(48.85303073607055,2.3575358780393856)); // pont marie
pts.add(new GeoPoint(48.852894107137885,2.358500835434853)); // quai des célestins 1
pts.add(new GeoPoint(48.85275705072659,2.3589590819111095)); // quai des célestins 2
pts.add(new GeoPoint(48.852639573503986,2.3594411333991445)); // quai des célestins 3
pts.add(new GeoPoint(48.85244769344759,2.3598755748636506)); // quai des célestins 4
pts.add(new GeoPoint(48.85215399805951,2.360375480110463)); // quai des célestins 5
return pts;
}
}