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IndoorDemoActivity.kt
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IndoorDemoActivity.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.view.View
import android.widget.TextView
import androidx.appcompat.app.AppCompatActivity
import com.google.android.gms.maps.CameraUpdateFactory
import com.google.android.gms.maps.GoogleMap
import com.google.android.gms.maps.OnMapReadyCallback
import com.google.android.gms.maps.SupportMapFragment
import com.google.android.gms.maps.model.LatLng
/**
* A demo activity showing how to use indoor.
*/
class IndoorDemoActivity : AppCompatActivity(), OnMapReadyCallback {
private lateinit var map: GoogleMap
private var showLevelPicker = true
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.indoor_demo)
val mapFragment =
supportFragmentManager.findFragmentById(R.id.map) as SupportMapFragment?
mapFragment?.getMapAsync(this)
}
override fun onMapReady(googleMap: GoogleMap?) {
map = googleMap ?: return
googleMap.moveCamera(CameraUpdateFactory.newLatLngZoom(LatLng(37.614631, -122.385153), 18f))
}
/**
* Called when the toggle level picker button is clicked.
*/
fun onToggleLevelPicker(view: View?) {
if (!::map.isInitialized) return
showLevelPicker = !showLevelPicker
map.uiSettings.isIndoorLevelPickerEnabled = showLevelPicker
}
/**
* Called when the focused building info is clicked.
*/
fun onFocusedBuildingInfo(view: View?) {
if (!::map.isInitialized) return
val building = map.focusedBuilding
if (building != null) {
val s = StringBuilder()
for (level in building.levels) {
s.append(level.name).append(" ")
}
if (building.isUnderground) {
s.append("is underground")
}
setText(s.toString())
} else {
setText("No visible building")
}
}
/**
* Called when the focused level info is clicked.
*/
fun onVisibleLevelInfo(view: View?) {
if (!::map.isInitialized) return
val building = map.focusedBuilding
if (building != null) {
val level = building.levels[building.activeLevelIndex]
if (level != null) {
setText(level.name)
} else {
setText("No visible level")
}
} else {
setText("No visible building")
}
}
/**
* Called when the activate higher level is clicked.
*/
fun onHigherLevel(view: View?) {
if (!::map.isInitialized) return
val building = map.focusedBuilding
if (building != null) {
val levels = building.levels
if (!levels.isEmpty()) {
val currentLevel = building.activeLevelIndex
// The levels are in 'display order' from top to bottom,
// i.e. higher levels in the building are lower numbered in the array.
var newLevel = currentLevel - 1
if (newLevel == -1) {
newLevel = levels.size - 1
}
val level = levels[newLevel]
setText("Activating level " + level.name)
level.activate()
} else {
setText("No levels in building")
}
} else {
setText("No visible building")
}
}
private fun setText(message: String) {
val text = findViewById<TextView>(R.id.top_text)
text.text = message
}
}