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[android] - add additional Android Animator examples

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This commit is contained in:
Tobrun Van Nuland
2017-09-26 10:57:58 +02:00
committed by Tobrun
parent 5cefa51511
commit 56446c5d17
4 changed files with 184 additions and 27 deletions
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183
platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/camera/CameraAnimatorActivity.java
View File

@@ -5,13 +5,20 @@ import android.animation.AnimatorSet;
import android.animation.TypeEvaluator;
import android.animation.ValueAnimator;
import android.os.Bundle;
import android.support.v4.util.LongSparseArray;
import android.support.v4.view.animation.FastOutLinearInInterpolator;
import android.support.v4.view.animation.FastOutSlowInInterpolator;
import android.support.v4.view.animation.PathInterpolatorCompat;
import android.support.v7.app.AppCompatActivity;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.animation.AnticipateOvershootInterpolator;
import android.view.animation.BounceInterpolator;
import android.view.animation.Interpolator;
import com.mapbox.mapboxsdk.camera.CameraPosition;
import com.mapbox.mapboxsdk.camera.CameraUpdateFactory;
import com.mapbox.mapboxsdk.geometry.LatLng;
import com.mapbox.mapboxsdk.maps.MapView;
import com.mapbox.mapboxsdk.maps.MapboxMap;
@@ -24,6 +31,51 @@ import com.mapbox.mapboxsdk.testapp.R;
public class CameraAnimatorActivity extends AppCompatActivity implements OnMapReadyCallback {
private static final double ANIMATION_DELAY_FACTOR = 1.5;
private static final LatLng START_LAT_LNG = new LatLng(37.787947, -122.407432);
private final LongSparseArray<AnimatorBuilder> animators = new LongSparseArray<AnimatorBuilder>() {
{
put(R.id.menu_action_accelerate_decelerate_interpolator, new AnimatorBuilder() {
@Override
public Animator build() {
AnimatorSet animatorSet = new AnimatorSet();
animatorSet.playTogether(
createLatLngAnimator(START_LAT_LNG, new LatLng(37.826715, -122.422795)),
obtainExampleInterpolator(new FastOutSlowInInterpolator(), 2500)
);
return animatorSet;
}
});
put(R.id.menu_action_bounce_interpolator, new AnimatorBuilder() {
@Override
public Animator build() {
AnimatorSet animatorSet = new AnimatorSet();
animatorSet.playTogether(
createLatLngAnimator(START_LAT_LNG, new LatLng(37.787947, -122.407432)),
obtainExampleInterpolator(new BounceInterpolator(), 3750)
);
return animatorSet;
}
});
put(R.id.menu_action_anticipate_overshoot_interpolator, new AnimatorBuilder() {
@Override
public Animator build() {
return obtainExampleInterpolator(new AnticipateOvershootInterpolator(), 2500);
}
});
put(R.id.menu_action_path_interpolator, new AnimatorBuilder() {
@Override
public Animator build() {
return obtainExampleInterpolator(
PathInterpolatorCompat.create(.22f, .68f, 0, 1.71f), 2500);
}
});
}
};
private MapView mapView;
private MapboxMap mapboxMap;
@@ -32,7 +84,6 @@ public class CameraAnimatorActivity extends AppCompatActivity implements OnMapRe
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_camera_animator);
mapView = (MapView) findViewById(R.id.mapView);
if (mapView != null) {
mapView.onCreate(savedInstanceState);
@@ -43,27 +94,42 @@ public class CameraAnimatorActivity extends AppCompatActivity implements OnMapRe
@Override
public void onMapReady(final MapboxMap map) {
mapboxMap = map;
initFab();
}
private void initFab() {
findViewById(R.id.fab).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
view.setVisibility(View.GONE);
createAnimator(mapboxMap.getCameraPosition()).start();
CameraPosition animatedPosition = new CameraPosition.Builder()
.target(new LatLng(37.789992, -122.402214))
.tilt(60)
.zoom(14.5f)
.bearing(135)
.build();
createExampleAnimator(mapboxMap.getCameraPosition(), animatedPosition).start();
}
});
}
private Animator createAnimator(CameraPosition currentPosition) {
//
// Animator API used for the animation on the FAB
//
private Animator createExampleAnimator(CameraPosition currentPosition, CameraPosition targetPosition) {
AnimatorSet animatorSet = new AnimatorSet();
animatorSet.play(createLatLngAnimator(currentPosition.target));
animatorSet.play(createZoomAnimator(currentPosition.zoom));
animatorSet.play(createBearingAnimator(currentPosition.bearing));
animatorSet.play(createTiltAnimator(currentPosition.tilt));
animatorSet.play(createLatLngAnimator(currentPosition.target, targetPosition.target));
animatorSet.play(createZoomAnimator(currentPosition.zoom, targetPosition.zoom));
animatorSet.play(createBearingAnimator(currentPosition.bearing, targetPosition.bearing));
animatorSet.play(createTiltAnimator(currentPosition.tilt, targetPosition.tilt));
return animatorSet;
}
private Animator createLatLngAnimator(LatLng currentPosition) {
LatLng target = new LatLng(37.789992, -122.402214);
ValueAnimator latLngAnimator = ValueAnimator.ofObject(new LatLngEvaluator(), currentPosition, target);
private Animator createLatLngAnimator(LatLng currentPosition, LatLng targetPosition) {
ValueAnimator latLngAnimator = ValueAnimator.ofObject(new LatLngEvaluator(), currentPosition, targetPosition);
latLngAnimator.setDuration((long) (1000 * ANIMATION_DELAY_FACTOR));
latLngAnimator.setInterpolator(new FastOutSlowInInterpolator());
latLngAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@@ -75,8 +141,8 @@ public class CameraAnimatorActivity extends AppCompatActivity implements OnMapRe
return latLngAnimator;
}
private Animator createZoomAnimator(double currentZoom) {
ValueAnimator zoomAnimator = ValueAnimator.ofFloat((float) currentZoom, 14.5f);
private Animator createZoomAnimator(double currentZoom, double targetZoom) {
ValueAnimator zoomAnimator = ValueAnimator.ofFloat((float) currentZoom, (float) targetZoom);
zoomAnimator.setDuration((long) (2200 * ANIMATION_DELAY_FACTOR));
zoomAnimator.setStartDelay((long) (600 * ANIMATION_DELAY_FACTOR));
zoomAnimator.setInterpolator(new AnticipateOvershootInterpolator());
@@ -89,8 +155,8 @@ public class CameraAnimatorActivity extends AppCompatActivity implements OnMapRe
return zoomAnimator;
}
private Animator createBearingAnimator(double currentBearing) {
ValueAnimator bearingAnimator = ValueAnimator.ofFloat((float) currentBearing, 135);
private Animator createBearingAnimator(double currentBearing, double targetBearing) {
ValueAnimator bearingAnimator = ValueAnimator.ofFloat((float) currentBearing, (float) targetBearing);
bearingAnimator.setDuration((long) (1000 * ANIMATION_DELAY_FACTOR));
bearingAnimator.setStartDelay((long) (1000 * ANIMATION_DELAY_FACTOR));
bearingAnimator.setInterpolator(new FastOutLinearInInterpolator());
@@ -103,8 +169,8 @@ public class CameraAnimatorActivity extends AppCompatActivity implements OnMapRe
return bearingAnimator;
}
private Animator createTiltAnimator(double currentTilt) {
ValueAnimator tiltAnimator = ValueAnimator.ofFloat((float) currentTilt, 60);
private Animator createTiltAnimator(double currentTilt, double targetTilt) {
ValueAnimator tiltAnimator = ValueAnimator.ofFloat((float) currentTilt, (float) targetTilt);
tiltAnimator.setDuration((long) (1000 * ANIMATION_DELAY_FACTOR));
tiltAnimator.setStartDelay((long) (1500 * ANIMATION_DELAY_FACTOR));
tiltAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@@ -116,20 +182,66 @@ public class CameraAnimatorActivity extends AppCompatActivity implements OnMapRe
return tiltAnimator;
}
private static class LatLngEvaluator implements TypeEvaluator<LatLng> {
//
// Interpolator examples
//
private final LatLng latLng = new LatLng();
private Animator obtainExampleInterpolator(int menuItemId) {
return animators.get(menuItemId).build();
}
@Override
public LatLng evaluate(float fraction, LatLng startValue, LatLng endValue) {
latLng.setLatitude(startValue.getLatitude()
+ ((endValue.getLatitude() - startValue.getLatitude()) * fraction));
latLng.setLongitude(startValue.getLongitude()
+ ((endValue.getLongitude() - startValue.getLongitude()) * fraction));
return latLng;
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.menu_animator, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
if (mapboxMap == null) {
return false;
}
findViewById(R.id.fab).setVisibility(View.GONE);
resetCameraPosition();
playAnimation(item.getItemId());
return super.onOptionsItemSelected(item);
}
private void resetCameraPosition() {
mapboxMap.moveCamera(CameraUpdateFactory.newCameraPosition(
new CameraPosition.Builder()
.target(START_LAT_LNG)
.zoom(11)
.bearing(0)
.tilt(0)
.build()
));
}
private void playAnimation(int itemId) {
Animator animator = obtainExampleInterpolator(itemId);
if (animator != null) {
animator.start();
}
}
private Animator obtainExampleInterpolator(Interpolator interpolator, long duration) {
ValueAnimator zoomAnimator = ValueAnimator.ofFloat(11.0f, 16.0f);
zoomAnimator.setDuration((long) (duration * ANIMATION_DELAY_FACTOR));
zoomAnimator.setInterpolator(interpolator);
zoomAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
mapboxMap.setZoom((Float) animation.getAnimatedValue());
}
});
return zoomAnimator;
}
//
// MapView lifecycle
//
@Override
protected void onStart() {
super.onStart();
@@ -171,4 +283,25 @@ public class CameraAnimatorActivity extends AppCompatActivity implements OnMapRe
super.onLowMemory();
mapView.onLowMemory();
}
/**
* Helper class to evaluate LatLng objects with a ValueAnimator
*/
private static class LatLngEvaluator implements TypeEvaluator<LatLng> {
private final LatLng latLng = new LatLng();
@Override
public LatLng evaluate(float fraction, LatLng startValue, LatLng endValue) {
latLng.setLatitude(startValue.getLatitude()
+ ((endValue.getLatitude() - startValue.getLatitude()) * fraction));
latLng.setLongitude(startValue.getLongitude()
+ ((endValue.getLongitude() - startValue.getLongitude()) * fraction));
return latLng;
}
}
interface AnimatorBuilder {
Animator build();
}
}

4
platform/android/MapboxGLAndroidSDKTestApp/src/main/res/layout/activity_camera_animator.xml
View File

@@ -10,8 +10,8 @@
android:id="@id/mapView"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:mapbox_cameraTargetLat="37.774913"
app:mapbox_cameraTargetLng="-122.419368"
app:mapbox_cameraTargetLat="37.787947"
app:mapbox_cameraTargetLng="-122.407432"
app:mapbox_cameraZoom="11"
app:mapbox_styleUrl="@string/mapbox_style_mapbox_streets"/>

20
platform/android/MapboxGLAndroidSDKTestApp/src/main/res/menu/menu_animator.xml Normal file
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@@ -0,0 +1,20 @@
<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto">
<item
android:id="@+id/menu_action_accelerate_decelerate_interpolator"
android:title="@string/menuitem_title_accelerate_decelerate"
app:showAsAction="never"/>
<item
android:id="@+id/menu_action_bounce_interpolator"
android:title="@string/menuitem_title_bounce"
app:showAsAction="never"/>
<item
android:id="@+id/menu_action_anticipate_overshoot_interpolator"
android:title="@string/menuitem_title_anticipate_overshoot"
app:showAsAction="never"/>
<item
android:id="@+id/menu_action_path_interpolator"
android:title="@string/menuitem_title_path"
app:showAsAction="never"/>
</menu>

4
platform/android/MapboxGLAndroidSDKTestApp/src/main/res/values/actions.xml
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@@ -12,6 +12,10 @@
<string name="menuitem_title_change_location_source_null">Reset location source to null</string>
<string name="menuitem_change_icon_overlap">Toggle icon overlap</string>
<string name="menuitem_change_location">Change location</string>
<string name="menuitem_title_accelerate_decelerate">Accelerate/Decelerate interpolator</string>
<string name="menuitem_title_bounce">Bounce interpolator</string>
<string name="menuitem_title_anticipate_overshoot">Anticipate/Overshoot interpolator</string>
<string name="menuitem_title_path">PathInterpolator interpolator</string>
<string name="button_camera_move">Move</string>
<string name="button_camera_ease">Ease</string>
<string name="button_camera_animate">Animate</string>