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Ornaments

Showcase map ornaments customization.
OrnamentCustomisationActivity.kt
package com.mapbox.maps.compose.testapp.examples.ornaments

import android.os.Bundle
import android.widget.Toast
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.compose.animation.AnimatedVisibility
import androidx.compose.animation.expandIn
import androidx.compose.animation.shrinkOut
import androidx.compose.animation.slideInVertically
import androidx.compose.animation.slideOutVertically
import androidx.compose.foundation.Image
import androidx.compose.foundation.clickable
import androidx.compose.foundation.interaction.MutableInteractionSource
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.PaddingValues
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.height
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.layout.width
import androidx.compose.foundation.shape.RoundedCornerShape
import androidx.compose.material.BottomAppBar
import androidx.compose.material.FloatingActionButton
import androidx.compose.material.MaterialTheme
import androidx.compose.material.Text
import androidx.compose.material.primarySurface
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.runtime.setValue
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.ColorFilter
import androidx.compose.ui.platform.LocalContext
import androidx.compose.ui.res.painterResource
import androidx.compose.ui.text.style.TextAlign
import androidx.compose.ui.unit.IntSize
import androidx.compose.ui.unit.dp
import com.mapbox.maps.compose.testapp.ExampleScaffold
import com.mapbox.maps.compose.testapp.examples.utils.CityLocations
import com.mapbox.maps.compose.testapp.ui.theme.MapboxMapComposeTheme
import com.mapbox.maps.extension.compose.MapboxMap
import com.mapbox.maps.extension.compose.R
import com.mapbox.maps.extension.compose.animation.viewport.MapViewportState
import java.util.Random

/**
* Example to showcase usage of ornaments customisation.
*/
public class OrnamentCustomisationActivity : ComponentActivity() {
private val random = Random()
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContent {
var showScaleBar by remember {
mutableStateOf(true)
}
var color by remember {
mutableStateOf(Color.Blue)
}
var showBottomBar by remember {
mutableStateOf(true)
}
val context = LocalContext.current
MapboxMapComposeTheme {
ExampleScaffold(
floatingActionButton = {
Column {
FloatingActionButton(
modifier = Modifier
.padding(bottom = 10.dp)
.align(Alignment.End),
onClick = {
showScaleBar = !showScaleBar
},
shape = RoundedCornerShape(16.dp),
) {
Text(
modifier = Modifier.padding(10.dp),
text = "Toggle ScaleBar Visibility"
)
}

FloatingActionButton(
modifier = Modifier
.padding(bottom = 10.dp)
.align(Alignment.End),
onClick = {
color = Color(random.nextInt(256), random.nextInt(256), random.nextInt(256))
},
shape = RoundedCornerShape(16.dp),
) {
Text(
modifier = Modifier.padding(10.dp),
text = "Toggle Color"
)
}

FloatingActionButton(
modifier = Modifier
.padding(bottom = 10.dp)
.align(Alignment.End),
onClick = {
showBottomBar = !showBottomBar
},
shape = RoundedCornerShape(16.dp),
) {
Text(
modifier = Modifier.padding(10.dp),
text = "Toggle Bottom Bar"
)
}
}
},
bottomBar = {
AnimatedVisibility(
visible = showBottomBar,
enter = slideInVertically { it } + expandIn(initialSize = {
IntSize(
width = it.width,
height = 0
)
}),
exit = shrinkOut(targetSize = {
IntSize(
width = it.width,
height = 0
)
}) + slideOutVertically { it }
) {
BottomAppBar(
backgroundColor = MaterialTheme.colors.primarySurface.copy(alpha = 0.5f),
elevation = 0.dp,
) {
Text(
modifier = Modifier.fillMaxWidth(),
text = "Showcase scaffoldPadding",
textAlign = TextAlign.Center
)
}
}
}
) { scaffoldPadding ->
MapboxMap(
modifier = Modifier.fillMaxSize(),
compass = {
// Add a default Compass at with padding from scaffold, and also add
// a clickable without visual touch effects
val interactionSource = remember { MutableInteractionSource() }
Compass(
modifier = Modifier.padding(scaffoldPadding).clickable(
interactionSource = interactionSource,
indication = null
) {
Toast.makeText(context, "Clicked on Compass!", Toast.LENGTH_SHORT).show()
}
)
// Add another custom Compass.
Compass(
modifier = Modifier.padding(scaffoldPadding),
contentPadding = PaddingValues(0.dp),
alignment = Alignment.CenterEnd,
) {
Image(
painter = painterResource(id = R.drawable.mapbox_user_puck_icon),
alpha = 0.9f,
modifier = Modifier
.height(55.dp)
.width(55.dp),
contentDescription = "My customised compass",
colorFilter = ColorFilter.lighting(
multiply = Color.White,
add = color
)
)
}
},
scaleBar = {
// Toggle ScaleBar visibility based on a mutable state.
if (showScaleBar) {
ScaleBar(
modifier = Modifier.padding(scaffoldPadding),
primaryColor = color
)
}
},
attribution = {
Attribution(
modifier = Modifier.padding(scaffoldPadding),
iconColor = color
)
},
logo = {
Logo(modifier = Modifier.padding(scaffoldPadding))
},
mapViewportState = MapViewportState().apply {
setCameraOptions {
zoom(ZOOM)
center(CityLocations.HELSINKI)
}
}
)
}
}
}
}

private companion object {
const val ZOOM: Double = 9.0
}
}
この{Type}は役に立ちましたか?