diff options
Diffstat (limited to 'platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/DraggableMarkerActivity.kt')
| -rw-r--r-- | platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/DraggableMarkerActivity.kt | 331 |
1 files changed, 0 insertions, 331 deletions
diff --git a/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/DraggableMarkerActivity.kt b/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/DraggableMarkerActivity.kt deleted file mode 100644 index 249c4e6ec8..0000000000 --- a/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/DraggableMarkerActivity.kt +++ /dev/null @@ -1,331 +0,0 @@ -package com.mapbox.mapboxsdk.testapp.activity.style - -import android.graphics.PointF -import android.os.Bundle -import android.support.design.widget.Snackbar -import android.support.v7.app.AppCompatActivity -import android.view.MotionEvent -import android.view.View -import com.mapbox.android.gestures.AndroidGesturesManager -import com.mapbox.android.gestures.MoveGestureDetector -import com.mapbox.geojson.Feature -import com.mapbox.geojson.FeatureCollection -import com.mapbox.geojson.Point -import com.mapbox.mapboxsdk.annotations.IconFactory -import com.mapbox.mapboxsdk.camera.CameraUpdateFactory -import com.mapbox.mapboxsdk.geometry.LatLng -import com.mapbox.mapboxsdk.maps.MapView -import com.mapbox.mapboxsdk.maps.MapboxMap -import com.mapbox.mapboxsdk.maps.Style -import com.mapbox.mapboxsdk.style.layers.PropertyFactory.* -import com.mapbox.mapboxsdk.style.layers.SymbolLayer -import com.mapbox.mapboxsdk.style.sources.GeoJsonSource -import com.mapbox.mapboxsdk.testapp.R -import kotlinx.android.synthetic.main.activity_draggable_marker.* - -/** - * An Activity that showcases how to make symbols draggable. - */ -class DraggableMarkerActivity : AppCompatActivity() { - companion object { - private const val sourceId = "source_draggable" - private const val layerId = "layer_draggable" - private const val markerImageId = "marker_icon_draggable" - - private var latestId: Long = 0 - fun generateMarkerId(): String { - if (latestId == Long.MAX_VALUE) { - throw RuntimeException("You've added too many markers.") - } - return latestId++.toString() - } - } - - private val actionBarHeight: Int by lazy { - supportActionBar?.height ?: 0 - } - - // View property is required for activity sanity tests - // we perform reflection on this requires using findViewById - private lateinit var mapView: MapView - private lateinit var mapboxMap: MapboxMap - private val featureCollection = FeatureCollection.fromFeatures(mutableListOf()) - private val source = GeoJsonSource(sourceId, featureCollection) - private val layer = SymbolLayer(layerId, sourceId) - .withProperties( - iconImage(markerImageId), - iconAllowOverlap(true), - iconIgnorePlacement(true)) - - private var draggableSymbolsManager: DraggableSymbolsManager? = null - - override fun onCreate(savedInstanceState: Bundle?) { - super.onCreate(savedInstanceState) - setContentView(R.layout.activity_draggable_marker) - - mapView = findViewById(R.id.mapView) - mapView.onCreate(savedInstanceState) - mapView.getMapAsync { mapboxMap -> - this.mapboxMap = mapboxMap - - mapboxMap.setStyle( - Style.Builder() - .fromUri(Style.MAPBOX_STREETS) - .withImage(markerImageId, IconFactory.getInstance(this).defaultMarker().bitmap) - .withSource(source) - .withLayer(layer) - ) - - // Add initial markers - addMarker(LatLng(52.407210, 16.924324)) - addMarker(LatLng(41.382679, 2.181555)) - addMarker(LatLng(51.514886, -0.112589)) - - // Initial camera position - mapboxMap.moveCamera(CameraUpdateFactory.newLatLngZoom( - LatLng(45.0, 8.0), 3.0 - )) - - mapboxMap.addOnMapClickListener { - // Adding a marker on map click - val features = mapboxMap.queryRenderedSymbols(it, layerId) - if (features.isEmpty()) { - addMarker(it) - } else { - // Displaying marker info on marker click - Snackbar.make( - mapView, - "Marker's position: %.4f, %.4f".format(it.latitude, it.longitude), - Snackbar.LENGTH_LONG) - .show() - } - - false - } - - draggableSymbolsManager = DraggableSymbolsManager( - mapView, mapboxMap, featureCollection, source, layerId, actionBarHeight, 0) - - // Adding symbol drag listeners - draggableSymbolsManager?.addOnSymbolDragListener(object : DraggableSymbolsManager.OnSymbolDragListener { - override fun onSymbolDragStarted(id: String) { - draggedMarkerPositionTv.visibility = View.VISIBLE - Snackbar.make( - mapView, - "Marker drag started (%s)".format(id), - Snackbar.LENGTH_SHORT) - .show() - } - - override fun onSymbolDrag(id: String) { - val point = featureCollection.features()?.find { - it.id() == id - }?.geometry() as Point - draggedMarkerPositionTv.text = "Dragged marker's position: %.4f, %.4f".format(point.latitude(), point.longitude()) - } - - override fun onSymbolDragFinished(id: String) { - draggedMarkerPositionTv.visibility = View.GONE - Snackbar.make( - mapView, - "Marker drag finished (%s)".format(id), - Snackbar.LENGTH_SHORT) - .show() - } - }) - } - } - - private fun addMarker(latLng: LatLng) { - featureCollection.features()?.add( - Feature.fromGeometry(Point.fromLngLat(latLng.longitude, latLng.latitude), null, generateMarkerId())) - source.setGeoJson(featureCollection) - } - - override fun dispatchTouchEvent(ev: MotionEvent?): Boolean { - // Dispatching parent's touch events to the manager - draggableSymbolsManager?.onParentTouchEvent(ev) - return super.dispatchTouchEvent(ev) - } - - /** - * A manager, that allows dragging symbols after they are long clicked. - * Since this manager lives outside of the Maps SDK, we need to intercept parent's motion events - * and pass them with [DraggableSymbolsManager.onParentTouchEvent]. - * If we were to try and overwrite [AppCompatActivity.onTouchEvent], those events would've been - * consumed by the map. - * - * We also need to setup a [DraggableSymbolsManager.androidGesturesManager], - * because after disabling map's gestures and starting the drag process - * we still need to listen for move gesture events which map won't be able to provide anymore. - * - * @param mapView the mapView - * @param mapboxMap the mapboxMap - * @param symbolsCollection the collection that contains all the symbols that we want to be draggable - * @param symbolsSource the source that contains the [symbolsCollection] - * @param symbolsLayerId the ID of the layer that the symbols are displayed on - * @param touchAreaShiftX X-axis padding that is applied to the parent's window motion event, - * as that window can be bigger than the [mapView]. - * @param touchAreaShiftY Y-axis padding that is applied to the parent's window motion event, - * as that window can be bigger than the [mapView]. - * @param touchAreaMaxX maximum value of X-axis motion event - * @param touchAreaMaxY maximum value of Y-axis motion event - */ - class DraggableSymbolsManager( - mapView: MapView, - private val mapboxMap: MapboxMap, - private val symbolsCollection: FeatureCollection, - private val symbolsSource: GeoJsonSource, - private val symbolsLayerId: String, - private val touchAreaShiftY: Int = 0, - private val touchAreaShiftX: Int = 0, - private val touchAreaMaxX: Int = mapView.width, - private val touchAreaMaxY: Int = mapView.height - ) { - - private val androidGesturesManager: AndroidGesturesManager = AndroidGesturesManager(mapView.context, false) - private var draggedSymbolId: String? = null - private val onSymbolDragListeners: MutableList<OnSymbolDragListener> = mutableListOf<OnSymbolDragListener>() - - init { - mapboxMap.addOnMapLongClickListener { - // Starting the drag process on long click - draggedSymbolId = mapboxMap.queryRenderedSymbols(it, symbolsLayerId).firstOrNull()?.id()?.also { id -> - mapboxMap.uiSettings.setAllGesturesEnabled(false) - mapboxMap.gesturesManager.moveGestureDetector.interrupt() - notifyOnSymbolDragListeners { - onSymbolDragStarted(id) - } - } - false - } - - androidGesturesManager.setMoveGestureListener(MyMoveGestureListener()) - } - - inner class MyMoveGestureListener : MoveGestureDetector.OnMoveGestureListener { - override fun onMoveBegin(detector: MoveGestureDetector): Boolean { - return true - } - - override fun onMove(detector: MoveGestureDetector, distanceX: Float, distanceY: Float): Boolean { - if (detector.pointersCount > 1) { - // Stopping the drag when we don't work with a simple, on-pointer move anymore - stopDragging() - return true - } - - // Updating symbol's position - draggedSymbolId?.also { draggedSymbolId -> - val moveObject = detector.getMoveObject(0) - val point = PointF(moveObject.currentX - touchAreaShiftX, moveObject.currentY - touchAreaShiftY) - - if (point.x < 0 || point.y < 0 || point.x > touchAreaMaxX || point.y > touchAreaMaxY) { - stopDragging() - } - - val latLng = mapboxMap.projection.fromScreenLocation(point) - - symbolsCollection.features()?.indexOfFirst { - it.id() == draggedSymbolId - }?.also { index -> - symbolsCollection.features()?.get(index)?.also { oldFeature -> - val properties = oldFeature.properties() - val newFeature = Feature.fromGeometry( - Point.fromLngLat(latLng.longitude, latLng.latitude), - properties, - draggedSymbolId - ) - symbolsCollection.features()?.set(index, newFeature) - symbolsSource.setGeoJson(symbolsCollection) - notifyOnSymbolDragListeners { - onSymbolDrag(draggedSymbolId) - } - return true - } - } - } - - return false - } - - override fun onMoveEnd(detector: MoveGestureDetector, velocityX: Float, velocityY: Float) { - // Stopping the drag when move ends - stopDragging() - } - } - - private fun stopDragging() { - mapboxMap.uiSettings.setAllGesturesEnabled(true) - draggedSymbolId?.let { - notifyOnSymbolDragListeners { - onSymbolDragFinished(it) - } - } - draggedSymbolId = null - } - - fun onParentTouchEvent(ev: MotionEvent?) { - androidGesturesManager.onTouchEvent(ev) - } - - private fun notifyOnSymbolDragListeners(action: OnSymbolDragListener.() -> Unit) { - onSymbolDragListeners.forEach(action) - } - - fun addOnSymbolDragListener(listener: OnSymbolDragListener) { - onSymbolDragListeners.add(listener) - } - - fun removeOnSymbolDragListener(listener: OnSymbolDragListener) { - onSymbolDragListeners.remove(listener) - } - - interface OnSymbolDragListener { - fun onSymbolDragStarted(id: String) - fun onSymbolDrag(id: String) - fun onSymbolDragFinished(id: String) - } - } - - override fun onStart() { - super.onStart() - mapView.onStart() - } - - override fun onResume() { - super.onResume() - mapView.onResume() - } - - override fun onPause() { - super.onPause() - mapView.onPause() - } - - override fun onStop() { - super.onStop() - mapView.onStop() - } - - override fun onLowMemory() { - super.onLowMemory() - mapView.onLowMemory() - } - - override fun onDestroy() { - super.onDestroy() - mapView.onDestroy() - } - - override fun onSaveInstanceState(outState: Bundle?) { - super.onSaveInstanceState(outState) - outState?.let { - mapView.onSaveInstanceState(it) - } - } -} - -private fun MapboxMap.queryRenderedSymbols(latLng: LatLng, layerId: String): List<Feature> { - return this.queryRenderedFeatures(this.projection.toScreenLocation(latLng), layerId) -}
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