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StreetViewPanoramaEventsDemoActivity.kt
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StreetViewPanoramaEventsDemoActivity.kt
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// Copyright 2020 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.example.kotlindemos
import android.os.Bundle
import android.widget.TextView
import androidx.appcompat.app.AppCompatActivity
import com.google.android.gms.maps.StreetViewPanorama
import com.google.android.gms.maps.StreetViewPanorama.*
import com.google.android.gms.maps.SupportStreetViewPanoramaFragment
import com.google.android.gms.maps.model.LatLng
import com.google.android.gms.maps.model.StreetViewPanoramaCamera
import com.google.android.gms.maps.model.StreetViewPanoramaLocation
import com.google.android.gms.maps.model.StreetViewPanoramaOrientation
/**
* This shows how to listen to some [StreetViewPanorama] events.
*/
class StreetViewPanoramaEventsDemoActivity : AppCompatActivity(),
OnStreetViewPanoramaChangeListener, OnStreetViewPanoramaCameraChangeListener,
OnStreetViewPanoramaClickListener, OnStreetViewPanoramaLongClickListener {
private lateinit var streetViewPanorama: StreetViewPanorama
private lateinit var panoChangeTimesTextView: TextView
private lateinit var panoCameraChangeTextView: TextView
private lateinit var panoClickTextView: TextView
private lateinit var panoLongClickTextView: TextView
private var panoChangeTimes = 0
private var panoCameraChangeTimes = 0
private var panoClickTimes = 0
private var panoLongClickTimes = 0
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.street_view_panorama_events_demo)
panoChangeTimesTextView = findViewById(R.id.change_pano)
panoCameraChangeTextView = findViewById(R.id.change_camera)
panoClickTextView = findViewById(R.id.click_pano)
panoLongClickTextView = findViewById(R.id.long_click_pano)
val streetViewPanoramaFragment =
supportFragmentManager.findFragmentById(R.id.streetviewpanorama) as SupportStreetViewPanoramaFragment?
streetViewPanoramaFragment?.getStreetViewPanoramaAsync { panorama: StreetViewPanorama ->
streetViewPanorama = panorama
streetViewPanorama.setOnStreetViewPanoramaChangeListener(
this@StreetViewPanoramaEventsDemoActivity
)
streetViewPanorama.setOnStreetViewPanoramaCameraChangeListener(
this@StreetViewPanoramaEventsDemoActivity
)
streetViewPanorama.setOnStreetViewPanoramaClickListener(
this@StreetViewPanoramaEventsDemoActivity
)
streetViewPanorama.setOnStreetViewPanoramaLongClickListener(
this@StreetViewPanoramaEventsDemoActivity
)
// Only set the panorama to SYDNEY on startup (when no panoramas have been
// loaded which is when the savedInstanceState is null).
savedInstanceState ?: streetViewPanorama.setPosition(SYDNEY)
}
}
override fun onStreetViewPanoramaChange(location: StreetViewPanoramaLocation) {
panoChangeTimesTextView.text = "Times panorama changed=" + ++panoChangeTimes
}
override fun onStreetViewPanoramaCameraChange(camera: StreetViewPanoramaCamera) {
panoCameraChangeTextView.text = "Times camera changed=" + ++panoCameraChangeTimes
}
override fun onStreetViewPanoramaClick(orientation: StreetViewPanoramaOrientation) {
val point = streetViewPanorama.orientationToPoint(orientation)
point?.let {
panoClickTimes++
panoClickTextView.text = "Times clicked=$panoClickTimes : $point"
streetViewPanorama.animateTo(
StreetViewPanoramaCamera.Builder()
.orientation(orientation)
.zoom(streetViewPanorama.panoramaCamera.zoom)
.build(), 1000
)
}
}
override fun onStreetViewPanoramaLongClick(orientation: StreetViewPanoramaOrientation) {
val point = streetViewPanorama.orientationToPoint(orientation)
if (point != null) {
panoLongClickTimes++
panoLongClickTextView.text = "Times long clicked=$panoLongClickTimes : $point"
}
}
companion object {
// George St, Sydney
private val SYDNEY = LatLng(-33.87365, 151.20689)
}
}