1 files changed, 146 insertions, 0 deletions
diff --git a/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/LineActivity.kt b/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/LineActivity.kt
new file mode 100644
index 0000000000..700c0bb188
--- /dev/null
+++ b/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/style/LineActivity.kt
@@ -0,0 +1,146 @@
+package com.mapbox.mapboxsdk.testapp.activity.style
+
+import android.graphics.Camera
+import android.os.Bundle
+import android.support.v7.app.AppCompatActivity
+import com.mapbox.mapboxsdk.camera.CameraPosition
+import com.mapbox.mapboxsdk.maps.MapView
+import com.mapbox.mapboxsdk.maps.MapboxMap
+import com.mapbox.mapboxsdk.maps.OnMapReadyCallback
+import com.mapbox.mapboxsdk.maps.Style
+import com.mapbox.mapboxsdk.style.expressions.Expression.get
+import com.mapbox.mapboxsdk.style.layers.LineLayer
+import com.mapbox.mapboxsdk.style.layers.PropertyFactory.*
+import com.mapbox.mapboxsdk.style.sources.GeoJsonOptions
+import com.mapbox.mapboxsdk.style.sources.GeoJsonSource
+import com.mapbox.mapboxsdk.testapp.R
+import timber.log.Timber
+import java.io.IOException
+
+/**
+ * Activity showcasing applying a gradient coloring to a line layer.
+ */
+class LineActivity : AppCompatActivity(), OnMapReadyCallback {
+  private var mapView: MapView? = null
+
+  public override fun onCreate(savedInstanceState: Bundle?) {
+    super.onCreate(savedInstanceState)
+    setContentView(R.layout.activity_gradient_line)
+
+    mapView = findViewById(R.id.mapView)
+    mapView!!.onCreate(savedInstanceState)
+    mapView!!.getMapAsync(this)
+  }
+
+  override fun onMapReady(mapboxMap: MapboxMap) {
+    try {
+      mapboxMap.cameraPosition = CameraPosition.DEFAULT
+      mapboxMap.setStyle(Style.Builder()
+        .fromUrl(Style.MAPBOX_STREETS)
+        .withSource(GeoJsonSource(LINE_SOURCE, GEOJSON, GeoJsonOptions()))
+        .withLayer(LineLayer("line", LINE_SOURCE)
+          .withProperties(
+            lineColor(get("line-color")),
+            lineWidth(get("line-width")),
+            linePattern(get("line-pattern"))
+          )
+        )
+      )
+    } catch (exception: IOException) {
+      Timber.e(exception)
+    }
+
+  }
+
+  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()
+  }
+
+  public override fun onSaveInstanceState(outState: Bundle) {
+    super.onSaveInstanceState(outState)
+    mapView!!.onSaveInstanceState(outState)
+  }
+
+  override fun onLowMemory() {
+    super.onLowMemory()
+    mapView!!.onLowMemory()
+  }
+
+  public override fun onDestroy() {
+    super.onDestroy()
+    mapView!!.onDestroy()
+  }
+
+  companion object {
+
+    val LINE_SOURCE = "gradient"
+
+    val GEOJSON =
+      """
+{
+	"type": "FeatureCollection",
+	"features": [{
+			"type": "Feature",
+			"properties": {
+				"line-pattern": "airfield-11",
+				"line-color": "#ff0",
+				"line-width": 5.0
+			},
+			"geometry": {
+				"type": "LineString",
+				"coordinates": [
+					[
+						0,
+						90
+					],
+					[
+						0,
+						-90
+					]
+				]
+			}
+		},
+		{
+			"type": "Feature",
+			"properties": {
+				"line-pattern": "",
+				"line-color": "#ff0",
+				"line-width": 5.0
+			},
+			"geometry": {
+				"type": "LineString",
+				"coordinates": [
+					[
+						15,
+						90
+					],
+					[
+						15,
+						-90
+					]
+				]
+			}
+		}
+	]
+}
+      """
+
+
+  }
+}