Example usage for android.view.animation Interpolator getInterpolation

Introduction

In this page you can find the example usage for android.view.animation Interpolator getInterpolation.

Prototype

float getInterpolation(float input);

Source Link

Document

Maps a value representing the elapsed fraction of an animation to a value that represents the interpolated fraction.

Usage

From source file:com.example.hellogooglemaps.MarkerDemoActivity.java

@Override
public boolean onMarkerClick(final Marker marker) {
    if (marker.equals(mPerth)) {
        // This causes the marker at Perth to bounce into position when it is clicked.
        final Handler handler = new Handler();
        final long start = SystemClock.uptimeMillis();
        final long duration = 1500;

        final Interpolator interpolator = new BounceInterpolator();

        handler.post(new Runnable() {
            @Override//from  www.  j  av  a2  s. co  m
            public void run() {
                long elapsed = SystemClock.uptimeMillis() - start;
                float t = Math.max(1 - interpolator.getInterpolation((float) elapsed / duration), 0);
                marker.setAnchor(0.5f, 1.0f + 2 * t);

                if (t > 0.0) {
                    // Post again 16ms later.
                    handler.postDelayed(this, 16);
                }
            }
        });
    } else if (marker.equals(mAdelaide)) {
        // This causes the marker at Adelaide to change color.
        marker.setIcon(BitmapDescriptorFactory.defaultMarker(new Random().nextFloat() * 360));
    }
    // We return false to indicate that we have not consumed the event and that we wish
    // for the default behavior to occur (which is for the camera to move such that the
    // marker is centered and for the marker's info window to open, if it has one).
    return false;
}

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From source file:crackerjack.education.Indijisites.StartUp.java

@Override
public boolean onMarkerClick(final Marker marker) {
    // This method makes the marker bounce when you click on it. It's not really needed, but it's a neat feature.
    // Will expand this if offered more time.
    if (marker.equals(mBrisbane)) {
        final Handler handler = new Handler();
        final long start = SystemClock.uptimeMillis();
        Projection proj = mMap.getProjection();
        Point startPoint = proj.toScreenLocation(BRISBANE);
        startPoint.offset(0, -100);//from  w ww  . j  ava  2s  . com
        final LatLng startLatLng = proj.fromScreenLocation(startPoint);
        final long duration = 1500;

        final Interpolator interpolator = new BounceInterpolator();

        handler.post(new Runnable() {
            @Override
            public void run() {
                long elapsed = SystemClock.uptimeMillis() - start;
                float t = interpolator.getInterpolation((float) elapsed / duration);
                double lng = t * BRISBANE.longitude + (1 - t) * startLatLng.longitude; // This allows the marker to pinpoint if offscreen (I think =/)
                double lat = t * BRISBANE.latitude + (1 - t) * startLatLng.latitude;
                marker.setPosition(new LatLng(lat, lng));

                if (t < 1.0) {
                    // Post again 16ms later
                    handler.postDelayed(this, 16);
                }
            }
        });
    }
    //False is returned to indicate we have not consumed the event and that we wish
    //for the default behaviour to occur (move to marker location).
    return false;
}

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From source file:de.quist.app.maps.example.MarkerDemoActivity.java

@Override
public boolean onMarkerClick(final Marker marker) {
    if (marker.equals(mPerth)) {
        // This causes the marker at Perth to bounce into position when it is clicked.
        final Handler handler = new Handler();
        final long start = SystemClock.uptimeMillis();
        final long duration = 1500;

        final Interpolator interpolator = new BounceInterpolator();

        handler.post(new Runnable() {
            @Override/*  w  ww .j  av a2 s .  c  o m*/
            public void run() {
                long elapsed = SystemClock.uptimeMillis() - start;
                float t = Math.max(1 - interpolator.getInterpolation((float) elapsed / duration), 0);
                marker.setAnchor(0.5f, 1.0f + 2 * t);

                if (t > 0.0) {
                    // Post again 16ms later.
                    handler.postDelayed(this, 16);
                }
            }
        });
    } else if (marker.equals(mAdelaide)) {
        // This causes the marker at Adelaide to change color and alpha.
        marker.setIcon(
                BuildConfig.MAP_BINDING.bitmapDescriptorFactory().defaultMarker(mRandom.nextFloat() * 360));
        marker.setAlpha(mRandom.nextFloat());
    }

    mLastSelectedMarker = marker;
    // We return false to indicate that we have not consumed the event and that we wish
    // for the default behavior to occur (which is for the camera to move such that the
    // marker is centered and for the marker's info window to open, if it has one).
    return false;
}

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From source file:com.example.com.benasque2014.mercurio.PuntosInfoFragment.java

private void addPoint(LatLng point) {
    if (markers == null)
        markers = new ArrayList<Marker>();
    if (points == null)
        points = new ArrayList<LatLng>();
    MarkerOptions marker = new MarkerOptions().position(point).title("Parada " + markers.size() + 1);

    final Marker mMarker = mMap.addMarker(marker);

    //if (markers.size()==0)
    //   Toast.makeText(getActivity(), "Haga click en un punto para eliminarlo", Toast.LENGTH_SHORT).show();

    markers.add(mMarker);/*from w w  w . j  av  a 2 s. com*/

    //mPage.getData().putParcelableArrayList(PuntosInfoPage.PUNTOS_DATA_KEY, (ArrayList<? extends Parcelable>) points);
    //mPage.notifyDataChanged();

    // This causes the marker at Perth to bounce into position when it is clicked.
    final Handler handler = new Handler();
    final long start = SystemClock.uptimeMillis();
    final long duration = 1500;

    final Interpolator interpolator = new BounceInterpolator();

    handler.post(new Runnable() {
        @Override
        public void run() {
            long elapsed = SystemClock.uptimeMillis() - start;
            float t = Math.max(1 - interpolator.getInterpolation((float) elapsed / duration), 0);
            mMarker.setAnchor(0.5f, 1.0f + 2 * t);

            if (t > 0.0) {
                // Post again 16ms later.
                handler.postDelayed(this, 16);
            }
        }
    });
    //TODO: si queremos aadir lineas entre los puntos
    //addLines();
}

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From source file:com.example.mapdemo.VisibleRegionDemoActivity.java

public void animatePadding(final int toLeft, final int toTop, final int toRight, final int toBottom) {

    final Handler handler = new Handler();
    final long start = SystemClock.uptimeMillis();
    final long duration = 1000;

    final Interpolator interpolator = new OvershootInterpolator();

    final int startLeft = currentLeft;
    final int startTop = currentTop;
    final int startRight = currentRight;
    final int startBottom = currentBottom;

    currentLeft = toLeft;/* ww w .  j ava2  s .c  o m*/
    currentTop = toTop;
    currentRight = toRight;
    currentBottom = toBottom;

    handler.post(new Runnable() {
        @Override
        public void run() {
            long elapsed = SystemClock.uptimeMillis() - start;
            float t = interpolator.getInterpolation((float) elapsed / duration);

            int left = (int) (startLeft + ((toLeft - startLeft) * t));
            int top = (int) (startTop + ((toTop - startTop) * t));
            int right = (int) (startRight + ((toRight - startRight) * t));
            int bottom = (int) (startBottom + ((toBottom - startBottom) * t));

            mMap.setPadding(left, top, right, bottom);

            if (elapsed < duration) {
                // Post again 16ms later.
                handler.postDelayed(this, 16);
            }
        }
    });
}

---

From source file:com.ibm.pickmeup.activities.MapActivity.java

/**
 * Update map with the new coordinates for the driver
 * @param intent containing driver coordinates
 *///w  ww.  j a va2 s.  c o  m
private void updateMap(final Intent intent) {
    // not logging entry as it will flood the logs

    // getting driver LatLng values from the intent
    final LatLng driverLatLng = new LatLng(intent.getFloatExtra(Constants.LATITUDE, 0),
            intent.getFloatExtra(Constants.LONGITUDE, 0));

    // create driver marker if it doesn't exist and move the camera accordingly
    if (driverMarker == null) {
        mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(driverLatLng, 10));
        driverMarker = mMap.addMarker(new MarkerOptions().position(driverLatLng)
                .icon(BitmapDescriptorFactory.fromResource(R.drawable.ic_driver)));
        return;
    }

    // update driver location with LatLng
    driverLocation.setLatitude(driverLatLng.latitude);
    driverLocation.setLongitude(driverLatLng.longitude);

    // calculate current distance to the passenger
    float distance = passengerLocation.distanceTo(driverLocation) / 1000;

    // set the distance text
    distanceDetails.setText(String.format(getResources().getString(R.string.distance_with_value), distance));

    // calculating ETA - we are assuming here that the car travels at 20mph to simplify the calculations
    calendar = Calendar.getInstance();
    calendar.add(Calendar.MINUTE, Math.round(distance / 20 * 60));

    // set AM/PM to a relevant value
    AM_PM = getString(R.string.am);
    if (calendar.get(Calendar.AM_PM) == 1) {
        AM_PM = getString(R.string.pm);
    }

    // format ETA string to HH:MM
    String eta = String.format(getResources().getString(R.string.eta_with_value),
            calendar.get(Calendar.HOUR_OF_DAY), calendar.get(Calendar.MINUTE), AM_PM);

    // set the ETA text
    etaDetails.setText(eta);

    // as we are throttling updates to the coordinates, we might need to smooth out the moving
    // of the driver's marker. To do so we are going to draw temporary markers between the
    // previous and the current coordinates. We are going to use interpolation for this and
    // use handler/looper to set the marker's position

    // get hold of the handler
    final Handler handler = new Handler();
    final long start = SystemClock.uptimeMillis();

    // get map projection and the driver's starting point
    Projection proj = mMap.getProjection();
    Point startPoint = proj.toScreenLocation(driverMarker.getPosition());
    final LatLng startLatLng = proj.fromScreenLocation(startPoint);
    final long duration = 150;

    // create new Interpolator
    final Interpolator interpolator = new LinearInterpolator();

    // post a Runnable to the handler
    handler.post(new Runnable() {
        @Override
        public void run() {
            // calculate how soon we need to redraw the marker
            long elapsed = SystemClock.uptimeMillis() - start;
            float t = interpolator.getInterpolation((float) elapsed / duration);
            double lng = t * intent.getFloatExtra(Constants.LONGITUDE, 0) + (1 - t) * startLatLng.longitude;
            double lat = t * intent.getFloatExtra(Constants.LATITUDE, 0) + (1 - t) * startLatLng.latitude;

            // set the driver's marker position
            driverMarker.setPosition(new LatLng(lat, lng));
            if (t < 1.0) {
                handler.postDelayed(this, 10);
            }
        }
    });
}

---

From source file:com.campusclipper.android.MyLocationActivity.java

@Override
public boolean onMarkerClick(final Marker marker) {
    if (marker.equals(mPerth)) {
        // This causes the marker at Perth to bounce into position when it is clicked.
        final Handler handler = new Handler();
        final long start = SystemClock.uptimeMillis();
        final long duration = 1500;

        final Interpolator interpolator = new BounceInterpolator();

        handler.post(new Runnable() {
            @Override//from  w ww.j a  v  a  2  s.  c o m
            public void run() {
                long elapsed = SystemClock.uptimeMillis() - start;
                float t = Math.max(1 - interpolator.getInterpolation((float) elapsed / duration), 0);
                marker.setAnchor(0.5f, 1.0f + 2 * t);

                if (t > 0.0) {
                    // Post again 16ms later.
                    handler.postDelayed(this, 16);
                }
            }
        });
    } else if (marker.equals(mAdelaide)) {
        // This causes the marker at Adelaide to change color and alpha.
        marker.setIcon(BitmapDescriptorFactory.defaultMarker(mRandom.nextFloat() * 360));
        marker.setAlpha(mRandom.nextFloat());
    }
    // We return false to indicate that we have not consumed the event and that we wish
    // for the default behavior to occur (which is for the camera to move such that the
    // marker is centered and for the marker's info window to open, if it has one).
    return false;
}

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From source file:com.shollmann.igcparser.ui.activity.FlightPreviewActivity.java

private void animateMarker() {
    final Handler handler = new Handler();
    final long start = SystemClock.uptimeMillis();
    duration = 300000;/*  w  ww  . j a v a  2  s .c o  m*/

    final Interpolator interpolator = new LinearInterpolator();

    handler.post(new Runnable() {
        int i = 0;

        @Override
        public void run() {
            long elapsed = SystemClock.uptimeMillis() - start;
            float t = interpolator.getInterpolation((float) elapsed / duration);
            if (i < listLatLngPoints.size()) {
                Double heading = SphericalUtil.computeHeading(markerGlider.getPosition(),
                        listLatLngPoints.get(i));
                markerGlider.setRotation(heading.floatValue());
                markerGlider.setPosition(listLatLngPoints.get(i));
            }
            i++;

            if (t < 1.0 && i < listLatLngPoints.size() && !isFinishReplay) {
                handler.postDelayed(this, replaySpeed);
            } else {
                finishReplay();
            }
        }
    });
}

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From source file:fashiome.android.fragments.MapListFragment.java

private void dropPinEffect(final Marker marker) {
    // Handler allows us to repeat a code block after a specified delay
    final android.os.Handler handler = new android.os.Handler();
    final long start = SystemClock.uptimeMillis();
    final long duration = 1500;

    // Use the bounce interpolator
    final android.view.animation.Interpolator interpolator = new BounceInterpolator();

    // Animate marker with a bounce updating its position every 15ms
    handler.post(new Runnable() {
        @Override/* www  . j a  va 2s. co  m*/
        public void run() {
            long elapsed = SystemClock.uptimeMillis() - start;
            // Calculate t for bounce based on elapsed time
            float t = Math.max(1 - interpolator.getInterpolation((float) elapsed / duration), 0);
            // Set the anchor
            marker.setAnchor(0.5f, 1.0f + 14 * t);

            if (t > 0.0) {
                // Post this event again 15ms from now.
                handler.postDelayed(this, 15);
            } else { // done elapsing, show window
                marker.showInfoWindow();
            }
        }
    });
}

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From source file:com.trackdroid.activities.ShowInMapActivity.java

@Override
public boolean onMarkerClick(final Marker marker) {
    if (marker.equals(mPerth)) {
        // This causes the marker at Perth to bounce into position when it
        // is clicked.
        final Handler handler = new Handler();
        final long start = SystemClock.uptimeMillis();
        final long duration = 1500;

        final Interpolator interpolator = new BounceInterpolator();

        handler.post(new Runnable() {
            @Override/*from www  . j a v  a2 s  .  c  o m*/
            public void run() {
                long elapsed = SystemClock.uptimeMillis() - start;
                float t = Math.max(1 - interpolator.getInterpolation((float) elapsed / duration), 0);
                marker.setAnchor(0.5f, 1.0f + 2 * t);

                if (t > 0.0) {
                    // Post again 16ms later.
                    handler.postDelayed(this, 16);
                }
            }
        });
    } else if (marker.equals(mAdelaide)) {
        // This causes the marker at Adelaide to change color and alpha.
        marker.setIcon(BitmapDescriptorFactory.defaultMarker(mRandom.nextFloat() * 360));
        marker.setAlpha(mRandom.nextFloat());
    }
    // We return false to indicate that we have not consumed the event and
    // that we wish
    // for the default behavior to occur (which is for the camera to move
    // such that the
    // marker is centered and for the marker's info window to open, if it
    // has one).
    return false;
}

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