RD-1146: Add line layer demo

Author: sasaprodribaba

Examples/MapTilerMobileDemo/app/src/main/java/com/maptilerdemo/maptilermobiledemo/HomeScreen.kt

@@ -34,6 +34,7 @@ import com.maptiler.maptilersdk.map.style.MTMapReferenceStyle
 import com.maptiler.maptilersdk.map.style.MTStyleError
 import com.maptiler.maptilersdk.map.style.layer.MTLayerType
 import com.maptiler.maptilersdk.map.style.layer.fill.MTFillLayer
+import com.maptiler.maptilersdk.map.style.layer.line.MTLineLayer
 import com.maptiler.maptilersdk.map.style.layer.symbol.MTSymbolLayer
 import com.maptiler.maptilersdk.map.style.source.MTVectorTileSource
 import com.maptiler.maptilersdk.map.types.MTData
@@ -85,6 +86,15 @@ fun HomeScreen(
                     } catch (error: MTStyleError) {
                         Log.e("MTStyleError", "Fill Layer already exists.")
                     }
+                } else if (type == MTLayerType.LINE) {
+                    try {
+                        val layer = MTLineLayer("lineLayer", "openmapsource")
+                        layer.color = Color.BLUE
+                        layer.sourceLayer = "water"
+                        mapController.controller.style?.addLayer(layer)
+                    } catch (error: MTStyleError) {
+                        Log.e("MTStyleError", "Line Layer already exists.")
+                    }
                 }
             },
             modifier =

Examples/MapTilerMobileDemo/app/src/main/java/com/maptilerdemo/maptilermobiledemo/LayerControl.kt

@@ -64,10 +64,16 @@ fun LayerControl(
                     text = { Text("Symbol") },
                     onClick = { onSelect(MTLayerType.SYMBOL) },
                 )
+
                 DropdownMenuItem(
                     text = { Text("Fill") },
                     onClick = { onSelect(MTLayerType.FILL) },
                 )
+
+                DropdownMenuItem(
+                    text = { Text("Line") },
+                    onClick = { onSelect(MTLayerType.LINE) },
+                )
             }
         }
     }