Attributes cleanup

demo/maps/src/jvmMain/kotlin/Main.kt

@@ -12,10 +12,7 @@ import androidx.compose.ui.unit.DpSize
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.window.Window
 import androidx.compose.ui.window.application
-import center.sciprog.attributes.AlphaAttribute
 import center.sciprog.attributes.Attributes
-import center.sciprog.attributes.ColorAttribute
-import center.sciprog.attributes.ZAttribute
 import center.sciprog.maps.compose.*
 import center.sciprog.maps.coordinates.*
 import center.sciprog.maps.features.*

maps-kt-features/src/commonMain/kotlin/center.sciprog.attributes/Attribute.kt

@@ -1,29 +1,8 @@
 package center.sciprog.attributes
 
-import androidx.compose.ui.graphics.Color
-import center.sciprog.maps.features.DragHandle
-import center.sciprog.maps.features.DragListener
-import center.sciprog.maps.features.FloatRange
-import center.sciprog.maps.features.MouseListener
-
 public interface Attribute<T>
 
-public object ZAttribute : Attribute<Float>
-
-public object DraggableAttribute : Attribute<DragHandle<Any>>
-
 public interface SetAttribute<V> : Attribute<Set<V>>
 
-public object DragListenerAttribute : SetAttribute<DragListener<Any>>
+public object NameAttribute : Attribute<String>
 
-public object ClickListenerAttribute : SetAttribute<MouseListener<Any>>
-
-public object HoverListenerAttribute : SetAttribute<MouseListener<Any>>
-
-public object VisibleAttribute : Attribute<Boolean>
-
-public object ColorAttribute : Attribute<Color>
-
-public object ZoomRangeAttribute : Attribute<FloatRange>
-
-public object AlphaAttribute : Attribute<Float>

maps-kt-features/src/commonMain/kotlin/center.sciprog.attributes/Attributes.kt

@@ -2,6 +2,7 @@ package center.sciprog.attributes
 
 import androidx.compose.runtime.Stable
 import center.sciprog.maps.features.Feature
+import center.sciprog.maps.features.ZAttribute
 import kotlin.jvm.JvmInline
 
 @Stable

maps-kt-features/src/commonMain/kotlin/center/sciprog/maps/features/Feature.kt

@@ -15,8 +15,7 @@ import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.DpSize
 import androidx.compose.ui.unit.dp
 import center.sciprog.attributes.Attributes
-import center.sciprog.attributes.ColorAttribute
+import center.sciprog.attributes.NameAttribute
-import center.sciprog.attributes.ZoomRangeAttribute
 
 public typealias FloatRange = ClosedFloatingPointRange<Float>
 
@@ -36,6 +35,9 @@ public val Feature<*>.color: Color? get() = attributes[ColorAttribute]
 public val Feature<*>.zoomRange: FloatRange
     get() = attributes[ZoomRangeAttribute] ?: Float.NEGATIVE_INFINITY..Float.POSITIVE_INFINITY
 
+public val Feature<*>.name: String?
+    get() = attributes[NameAttribute]
+
 public interface PainterFeature<T : Any> : Feature<T> {
     @Composable
     public fun getPainter(): Painter

maps-kt-features/src/commonMain/kotlin/center/sciprog/maps/features/compositeFeatures.kt

@@ -1,7 +1,6 @@
 package center.sciprog.maps.features
 
 import center.sciprog.attributes.Attributes
-import center.sciprog.attributes.ZAttribute
 
 
 public fun <T : Any> FeatureGroup<T>.draggableLine(

maps-kt-features/src/commonMain/kotlin/center/sciprog/maps/features/mapFeatureAttributes.kt

@@ -0,0 +1,23 @@
+package center.sciprog.maps.features
+
+import androidx.compose.ui.graphics.Color
+import center.sciprog.attributes.Attribute
+import center.sciprog.attributes.SetAttribute
+
+public object ZAttribute : Attribute<Float>
+
+public object DraggableAttribute : Attribute<DragHandle<Any>>
+
+public object DragListenerAttribute : SetAttribute<DragListener<Any>>
+
+public object ClickListenerAttribute : SetAttribute<MouseListener<Any>>
+
+public object HoverListenerAttribute : SetAttribute<MouseListener<Any>>
+
+public object VisibleAttribute : Attribute<Boolean>
+
+public object ColorAttribute : Attribute<Color>
+
+public object ZoomRangeAttribute : Attribute<FloatRange>
+
+public object AlphaAttribute : Attribute<Float>

maps-kt-features/src/jvmMain/kotlin/center/sciprog/maps/compose/mapControls.kt

@@ -7,9 +7,6 @@ import androidx.compose.ui.input.pointer.*
 import androidx.compose.ui.unit.DpOffset
 import androidx.compose.ui.unit.DpRect
 import androidx.compose.ui.unit.dp
-import center.sciprog.attributes.ClickListenerAttribute
-import center.sciprog.attributes.DraggableAttribute
-import center.sciprog.attributes.HoverListenerAttribute
 import center.sciprog.maps.features.*
 import kotlin.math.max
 import kotlin.math.min

maps-kt-features/src/jvmMain/kotlin/center/sciprog/maps/features/drawFeature.kt

@@ -11,7 +11,6 @@ import androidx.compose.ui.graphics.drawscope.translate
 import androidx.compose.ui.graphics.nativeCanvas
 import androidx.compose.ui.graphics.painter.Painter
 import androidx.compose.ui.graphics.toArgb
-import center.sciprog.attributes.AlphaAttribute
 import center.sciprog.attributes.plus
 import org.jetbrains.skia.Font
 import org.jetbrains.skia.Paint

maps-kt-geojson/src/commonMain/kotlin/center/sciprog/maps/geojson/GeoJson.kt

@@ -34,6 +34,8 @@ public value class GeoJsonFeature(override val json: JsonObject) : GeoJson {
     }
 }
 
+public fun GeoJsonFeature.getProperty(key: String): JsonElement? = json[key] ?: properties?.get(key)
+
 @JvmInline
 public value class GeoJsonFeatureCollection(override val json: JsonObject) : GeoJson, Iterable<GeoJsonFeature> {
     init {

maps-kt-geojson/src/commonMain/kotlin/center/sciprog/maps/geojson/GeoJsonProperties.kt

@@ -4,5 +4,3 @@ import center.sciprog.attributes.Attribute
 import kotlinx.serialization.json.JsonObject
 
 public object GeoJsonPropertiesAttribute : Attribute<JsonObject>
-
-public object GeoJsonNameAttribute : Attribute<String>

maps-kt-geojson/src/commonMain/kotlin/center/sciprog/maps/geojson/geoJsonFeature.kt

@@ -2,6 +2,7 @@ package center.sciprog.maps.geojson
 
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.PointMode
+import center.sciprog.attributes.NameAttribute
 import center.sciprog.maps.coordinates.Gmc
 import center.sciprog.maps.features.*
 import kotlinx.serialization.json.contentOrNull
@@ -60,13 +61,20 @@ public fun FeatureGroup<Gmc>.geoJsonFeature(
     id: String? = null,
 ): FeatureId<Feature<Gmc>> {
     val geometry = geoJson.geometry ?: return group {}
-    val idOverride = geoJson.json["id"]?.jsonPrimitive?.contentOrNull ?: geoJson.properties?.get("id")?.jsonPrimitive?.contentOrNull ?: id
+    val idOverride = id ?: geoJson.getProperty("id")?.jsonPrimitive?.contentOrNull
-    val colorOverride = geoJson.properties?.get("color")?.jsonPrimitive?.intOrNull?.let { Color(it) }
+
-    val jsonGeometry =  geoJsonGeometry(geometry, idOverride)
+    return geoJsonGeometry(geometry, idOverride).modifyAttributes {
-    return if( colorOverride!= null){
+        geoJson.properties?.let {
-        jsonGeometry.color(colorOverride)
+            GeoJsonPropertiesAttribute(it)
-    } else{
+        }
-        jsonGeometry
+
+        geoJson.getProperty("name")?.jsonPrimitive?.contentOrNull?.let {
+            NameAttribute(it)
+        }
+
+        geoJson.getProperty("color")?.jsonPrimitive?.intOrNull?.let {
+            ColorAttribute(Color(it))
+        }
     }
 }