本文整理汇总了Java中com.mapbox.mapboxsdk.style.sources.GeoJsonOptions类的典型用法代码示例。如果您正苦于以下问题:Java GeoJsonOptions类的具体用法?Java GeoJsonOptions怎么用?Java GeoJsonOptions使用的例子?那么, 这里精选的类代码示例或许可以为您提供帮助。
GeoJsonOptions类属于com.mapbox.mapboxsdk.style.sources包,在下文中一共展示了GeoJsonOptions类的4个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: updateMapSourceFromFeatureCollection
import com.mapbox.mapboxsdk.style.sources.GeoJsonOptions; //导入依赖的package包/类
/**
* Takes a {@link FeatureCollection} and creates a map GeoJson source using the sourceId also
* provided.
*
* @param mapboxMap that the current mapView is using
* @param collection the feature collection to be added to the map style
* @param sourceId the source's id for identifying it when adding layers
* @since 0.8.0
*/
public static void updateMapSourceFromFeatureCollection(@NonNull MapboxMap mapboxMap,
@Nullable FeatureCollection collection,
@NonNull String sourceId) {
if (collection == null) {
collection = FeatureCollection.fromFeatures(new Feature[] {});
}
GeoJsonSource source = mapboxMap.getSourceAs(sourceId);
if (source == null) {
GeoJsonOptions routeGeoJsonOptions = new GeoJsonOptions().withMaxZoom(16);
GeoJsonSource routeSource = new GeoJsonSource(sourceId, collection, routeGeoJsonOptions);
mapboxMap.addSource(routeSource);
} else {
source.setGeoJson(collection);
}
}
示例2: addSource
import com.mapbox.mapboxsdk.style.sources.GeoJsonOptions; //导入依赖的package包/类
private void addSource(String sourceId) {
FeatureCollection emptyFeature = FeatureCollection.fromFeatures(new Feature[] {});
GeoJsonSource locationSource = new GeoJsonSource(
sourceId,
emptyFeature,
new GeoJsonOptions().withMaxZoom(16));
mapboxMap.addSource(locationSource);
sourceMap.put(sourceId, locationSource);
}
示例3: addClusteredGeoJsonSource
import com.mapbox.mapboxsdk.style.sources.GeoJsonOptions; //导入依赖的package包/类
private void addClusteredGeoJsonSource() {
// Add a new source from the GeoJSON data and set the 'cluster' option to true.
try {
mapboxMap.addSource(
// Point to GeoJSON data. This example visualizes all M1.0+ earthquakes from
// 12/22/15 to 1/21/16 as logged by USGS' Earthquake hazards program.
new GeoJsonSource("earthquakes",
new URL("https://www.mapbox.com/mapbox-gl-js/assets/earthquakes.geojson"),
new GeoJsonOptions()
.withCluster(true)
.withClusterMaxZoom(14)
.withClusterRadius(50)
)
);
} catch (MalformedURLException malformedUrlException) {
Log.e("dataClusterActivity", "Check the URL " + malformedUrlException.getMessage());
}
// Use the earthquakes GeoJSON source to create three layers: One layer for each cluster category.
// Each point range gets a different fill color.
int[][] layers = new int[][] {
new int[] {150, ContextCompat.getColor(this, R.color.mapboxRed)},
new int[] {20, ContextCompat.getColor(this, R.color.mapboxGreen)},
new int[] {0, ContextCompat.getColor(this, R.color.mapbox_blue)}
};
//Creating a marker layer for single data points
SymbolLayer unclustered = new SymbolLayer("unclustered-points", "earthquakes");
unclustered.setProperties(iconImage("marker-15"));
mapboxMap.addLayer(unclustered);
for (int i = 0; i < layers.length; i++) {
//Add clusters' circles
CircleLayer circles = new CircleLayer("cluster-" + i, "earthquakes");
circles.setProperties(
circleColor(layers[i][1]),
circleRadius(18f)
);
// Add a filter to the cluster layer that hides the circles based on "point_count"
circles.setFilter(
i == 0
? gte("point_count", layers[i][0]) :
all(gte("point_count", layers[i][0]), lt("point_count", layers[i - 1][0]))
);
mapboxMap.addLayer(circles);
}
//Add the count labels
SymbolLayer count = new SymbolLayer("count", "earthquakes");
count.setProperties(
textField("{point_count}"),
textSize(12f),
textColor(Color.WHITE)
);
mapboxMap.addLayer(count);
}
示例4: addClusteredGeoJsonSource
import com.mapbox.mapboxsdk.style.sources.GeoJsonOptions; //导入依赖的package包/类
private void addClusteredGeoJsonSource(MapboxMap mapboxMap) {
// Add a new source from our GeoJSON data and set the 'cluster' option to true.
try {
mapboxMap.addSource(
// Point to GeoJSON data. This example visualizes all M1.0+ earthquakes from
// 12/22/15 to 1/21/16 as logged by USGS' Earthquake hazards program.
new GeoJsonSource("earthquakes",
new URL("https://www.mapbox.com/mapbox-gl-js/assets/earthquakes.geojson"),
new GeoJsonOptions()
.withCluster(true)
.withClusterMaxZoom(15) // Max zoom to cluster points on
.withClusterRadius(20) // Use small cluster radius for the hotspots look
)
);
} catch (MalformedURLException malformedUrlException) {
Log.e("CreateHotspotsActivity", "Check the URL " + malformedUrlException.getMessage());
}
// Use the earthquakes source to create four layers:
// three for each cluster category, and one for unclustered points
// Each point range gets a different fill color.
final int[][] layers = new int[][]{
new int[]{150, Color.parseColor("#E55E5E")},
new int[]{20, Color.parseColor("#F9886C")},
new int[]{0, Color.parseColor("#FBB03B")}
};
CircleLayer unclustered = new CircleLayer("unclustered-points", "earthquakes");
unclustered.setProperties(
circleColor(Color.parseColor("#FBB03B")),
circleRadius(20f),
circleBlur(1f));
unclustered.setFilter(
neq("cluster", true)
);
mapboxMap.addLayerBelow(unclustered, "building");
for (int i = 0; i < layers.length; i++) {
CircleLayer circles = new CircleLayer("cluster-" + i, "earthquakes");
circles.setProperties(
circleColor(layers[i][1]),
circleRadius(70f),
circleBlur(1f)
);
circles.setFilter(
i == 0
? gte("point_count", layers[i][0]) :
all(gte("point_count", layers[i][0]), lt("point_count", layers[i - 1][0]))
);
mapboxMap.addLayerBelow(circles, "building");
}
}