Version 0.3.0

change package to space.kscience
Update dependencies. Add wasm demo
2024-06-04 14:38:21 +03:00 · 2024-06-04 11:06:50 +03:00 · 2024-02-23 12:11:43 +03:00
107 changed files with 757 additions and 980 deletions
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@ -13,3 +13,14 @@
 ### Fixed

 ### Security
+
+## 0.3.0 - 2024-06-04
+
+### Changed
+
+- Package changed to `space.kscience`
+- Kotlin 2.0
+
+### Fixed
+
+- Use of generated resources for Wasm
--- a/README.md
+++ b/README.md
@ -9,7 +9,6 @@ This repository is a work-in-progress implementation of Map-with-markers compone

 ### [demo](demo)
 >
->
 > **Maturity**: EXPERIMENTAL

 ### [maps-kt-compose](maps-kt-compose)
@ -34,17 +33,14 @@ This repository is a work-in-progress implementation of Map-with-markers compone

 ### [maps-kt-features](maps-kt-features)
 >
->
 > **Maturity**: EXPERIMENTAL

 ### [maps-kt-geojson](maps-kt-geojson)
 >
->
 > **Maturity**: EXPERIMENTAL

 ### [maps-kt-scheme](maps-kt-scheme)
 >
->
 > **Maturity**: EXPERIMENTAL

 ### [trajectory-kt](trajectory-kt)
@ -54,20 +50,20 @@ This repository is a work-in-progress implementation of Map-with-markers compone

 ### [demo/maps](demo/maps)
 >
+> **Maturity**: EXPERIMENTAL
+
+### [demo/maps-wasm](demo/maps-wasm)
 >
 > **Maturity**: EXPERIMENTAL

 ### [demo/polygon-editor](demo/polygon-editor)
 >
->
 > **Maturity**: EXPERIMENTAL

 ### [demo/scheme](demo/scheme)
 >
->
 > **Maturity**: EXPERIMENTAL

 ### [demo/trajectory-playground](demo/trajectory-playground)
 >
->
 > **Maturity**: EXPERIMENTAL
--- a/build.gradle.kts
+++ b/build.gradle.kts
@ -5,16 +5,15 @@ plugins {
    id("space.kscience.gradle.project")
 }

-val kmathVersion: String by extra("0.3.1")
+val kmathVersion: String by extra("0.4.0")

 allprojects {
-    group = "center.sciprog"
-    version = "0.3.0-dev-1"
+    group = "space.kscience"
+    version = "0.3.0"

    repositories {
        mavenLocal()
        maven("https://repo.kotlin.link")
-        maven("https://maven.pkg.jetbrains.space/spc/p/sci/dev")
    }
 }

--- a/demo/maps-js/build.gradle.kts
+++ b/demo/maps-js/build.gradle.kts
@ -1,26 +0,0 @@
-plugins {
-    kotlin("multiplatform")
-    id("org.jetbrains.compose")
-}
-
-val ktorVersion: String by rootProject.extra
-
-kotlin {
-    js {
-        browser()
-        binaries.executable()
-    }
-    sourceSets {
-        val jsMain by getting {
-            dependencies {
-                implementation(projects.mapsKtCompose)
-                implementation(compose.runtime)
-                implementation(compose.html.core)
-            }
-        }
-    }
-}
-
-compose {
-    web {}
-}
--- a/demo/maps-js/src/jsMain/kotlin/Main.kt
+++ b/demo/maps-js/src/jsMain/kotlin/Main.kt
@ -1,172 +0,0 @@
-import androidx.compose.foundation.ExperimentalFoundationApi
-import androidx.compose.foundation.PointerMatcher
-import androidx.compose.runtime.Composable
-import androidx.compose.runtime.CompositionLocalProvider
-import androidx.compose.runtime.remember
-import androidx.compose.runtime.rememberCoroutineScope
-import androidx.compose.ui.graphics.Color
-import androidx.compose.ui.platform.LocalDensity
-import androidx.compose.ui.platform.LocalFontFamilyResolver
-import androidx.compose.ui.platform.LocalLayoutDirection
-import androidx.compose.ui.text.font.createFontFamilyResolver
-import androidx.compose.ui.unit.Density
-import androidx.compose.ui.unit.DpSize
-import androidx.compose.ui.unit.LayoutDirection
-import androidx.compose.ui.unit.dp
-import center.sciprog.attributes.Attributes
-import center.sciprog.maps.compose.*
-import center.sciprog.maps.coordinates.GeodeticMapCoordinates
-import center.sciprog.maps.coordinates.Gmc
-import center.sciprog.maps.coordinates.kilometers
-import center.sciprog.maps.features.*
-import io.ktor.client.HttpClient
-import kotlinx.coroutines.delay
-import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.filterNotNull
-import kotlinx.coroutines.flow.launchIn
-import kotlinx.coroutines.flow.onEach
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.launch
-import org.jetbrains.compose.web.renderComposable
-import space.kscience.kmath.geometry.Angle
-import space.kscience.kmath.geometry.degrees
-import space.kscience.kmath.geometry.radians
-import kotlin.math.PI
-import kotlin.random.Random
-
-public fun GeodeticMapCoordinates.toShortString(): String =
-    "${(latitude.degrees).toString().take(6)}:${(longitude.degrees).toString().take(6)}"
-
-
-@OptIn(ExperimentalFoundationApi::class)
-@Composable
-fun App() {
-
-    val scope = rememberCoroutineScope()
-
-    val mapTileProvider = remember {
-        OpenStreetMapTileProvider(
-            client = HttpClient(),
-        )
-    }
-
-    val centerCoordinates = MutableStateFlow<Gmc?>(null)
-
-    val pointOne = 55.568548 to 37.568604
-    val pointTwo = 55.929444 to 37.518434
-//        val pointThree = 60.929444 to 37.518434
-
-    MapView(
-        mapTileProvider = mapTileProvider,
-        config = ViewConfig(
-            onViewChange = { centerCoordinates.value = focus },
-            onClick = { _, viewPoint ->
-                println(viewPoint)
-            }
-        )
-    ) {
-
-//        icon(pointOne, Icons.Filled.Home)
-
-        val marker1 = rectangle(55.744 to 38.614, size = DpSize(10.dp, 10.dp))
-            .color(Color.Magenta)
-        val marker2 = rectangle(55.8 to 38.5, size = DpSize(10.dp, 10.dp))
-            .color(Color.Magenta)
-        val marker3 = rectangle(56.0 to 38.5, size = DpSize(10.dp, 10.dp))
-            .color(Color.Magenta)
-
-        draggableLine(marker1, marker2, id = "line 1").color(Color.Red).onClick {
-            println("line 1 clicked")
-        }
-        draggableLine(marker2, marker3, id = "line 2").color(Color.DarkGray).onClick {
-            println("line 2 clicked")
-        }
-        draggableLine(marker3, marker1, id = "line 3").color(Color.Blue).onClick {
-            println("line 3 clicked")
-        }
-
-
-        multiLine(
-            points = listOf(
-                55.742465 to 37.615812,
-                55.742713 to 37.616370,
-                55.742815 to 37.616659,
-                55.742320 to 37.617132,
-                55.742086 to 37.616566,
-                55.741715 to 37.616716
-            ),
-        )
-
-        //remember feature ref
-        val circleId = circle(
-            centerCoordinates = pointTwo,
-        )
-        scope.launch {
-            while (isActive) {
-                delay(200)
-                circleId.color(Color(Random.nextFloat(), Random.nextFloat(), Random.nextFloat()))
-            }
-        }
-
-        arc(pointOne, 10.0.kilometers, (PI / 4).radians, -Angle.pi / 2)
-
-
-        line(pointOne, pointTwo, id = "line")
-        text(pointOne, "Home", font = { size = 32f })
-
-
-        pixelMap(
-            space.Rectangle(
-                Gmc(latitude = 55.58461879539754.degrees, longitude = 37.8746197303493.degrees),
-                Gmc(latitude = 55.442792937592415.degrees, longitude = 38.132240805463844.degrees)
-            ),
-            0.005.degrees,
-            0.005.degrees
-        ) { gmc ->
-            Color(
-                red = ((gmc.latitude + Angle.piDiv2).degrees * 10 % 1f).toFloat(),
-                green = ((gmc.longitude + Angle.pi).degrees * 10 % 1f).toFloat(),
-                blue = 0f,
-                alpha = 0.3f
-            )
-        }
-
-        centerCoordinates.filterNotNull().onEach {
-            group(id = "center") {
-                circle(center = it, id = "circle", size = 1.dp).color(Color.Blue)
-                text(position = it, it.toShortString(), id = "text").color(Color.Blue)
-            }
-        }.launchIn(scope)
-
-        //Add click listeners for all polygons
-        forEachWithType<Gmc, PolygonFeature<Gmc>> { ref ->
-            ref.onClick(PointerMatcher.Primary) {
-                println("Click on ${ref.id}")
-                //draw in top-level scope
-                with(this@MapView) {
-                    multiLine(
-                        ref.resolve().points,
-                        attributes = Attributes(ZAttribute, 10f),
-                        id = "selected",
-                    ).modifyAttribute(StrokeAttribute, 4f).color(Color.Magenta)
-                }
-            }
-        }
-    }
-
-}
-
-
-fun main() {
-    renderComposable(rootElementId = "root") {
-        CompositionLocalProvider(
-            LocalDensity provides Density(1.0f),
-            LocalLayoutDirection provides LayoutDirection.Ltr,
-//            LocalViewConfiguration provides DefaultViewConfiguration(Density(1.0f)),
-//            LocalInputModeManager provides InputModeManagerObject,
-            LocalFontFamilyResolver provides createFontFamilyResolver()
-        ) {
-            App()
-        }
-    }
-}
--- a/demo/maps-js/src/jsMain/resources/index.html
+++ b/demo/maps-js/src/jsMain/resources/index.html
@ -1,13 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-<head>
-    <meta charset="UTF-8">
-    <title>Maps-kt demo</title>
-    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
-
-</head>
-<body>
-<div id="root"/>
-</body>
-<script src="maps-js.js"></script>
-</html>
--- a/demo/maps-wasm/build.gradle.kts
+++ b/demo/maps-wasm/build.gradle.kts
@ -0,0 +1,37 @@
+import org.jetbrains.kotlin.gradle.targets.js.dsl.ExperimentalWasmDsl
+
+plugins {
+    kotlin("multiplatform")
+    alias(spclibs.plugins.compose.compiler)
+    alias(spclibs.plugins.compose.jb)
+}
+
+//val ktorVersion: String by rootProject.extra
+
+kotlin {
+    @OptIn(ExperimentalWasmDsl::class)
+    wasmJs {
+        browser()
+        binaries.executable()
+    }
+    sourceSets {
+        commonMain {
+            dependencies {
+                @OptIn(org.jetbrains.compose.ExperimentalComposeLibrary::class)
+                api(compose.components.resources)
+            }
+        }
+
+        wasmJsMain {
+            dependencies {
+                implementation(projects.mapsKtScheme)
+            }
+        }
+    }
+}
+
+compose {
+    web {
+
+    }
+}
--- a/demo/maps-wasm/src/commonMain/composeResources/drawable/middle-earth.jpg
+++ b/demo/maps-wasm/src/commonMain/composeResources/drawable/middle-earth.jpg
--- a/demo/maps-wasm/src/wasmJsMain/kotlin/Main.kt
+++ b/demo/maps-wasm/src/wasmJsMain/kotlin/Main.kt
@ -0,0 +1,82 @@
+@file:OptIn(ExperimentalComposeUiApi::class, ExperimentalResourceApi::class)
+
+import androidx.compose.runtime.*
+import androidx.compose.ui.ExperimentalComposeUiApi
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.window.CanvasBasedWindow
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.isActive
+import kotlinx.coroutines.launch
+import org.jetbrains.compose.resources.ExperimentalResourceApi
+import org.jetbrains.compose.resources.painterResource
+import space.kscience.kmath.geometry.Angle
+import space.kscience.maps.features.FeatureGroup
+import space.kscience.maps.features.ViewConfig
+import space.kscience.maps.features.ViewPoint
+import space.kscience.maps.features.color
+import space.kscience.maps.scheme.*
+import space.kscience.maps_wasm.generated.resources.Res
+import space.kscience.maps_wasm.generated.resources.middle_earth
+
+
+@Composable
+fun App() {
+
+    val scope = rememberCoroutineScope()
+
+
+    val features: FeatureGroup<XY> = FeatureGroup.remember(XYCoordinateSpace) {
+        background(1600f, 1200f) {
+            painterResource(Res.drawable.middle_earth)
+        }
+        circle(410.52737 to 868.7676).color(Color.Blue)
+        text(410.52737 to 868.7676, "Shire").color(Color.Blue)
+        circle(1132.0881 to 394.99127).color(Color.Red)
+        text(1132.0881 to 394.99127, "Ordruin").color(Color.Red)
+        arc(center = 1132.0881 to 394.99127, radius = 20f, startAngle = Angle.zero, Angle.piTimes2)
+
+        //circle(410.52737 to 868.7676, id = "hobbit")
+
+        scope.launch {
+            var t = 0.0
+            while (isActive) {
+                val x = 410.52737 + t * (1132.0881 - 410.52737)
+                val y = 868.7676 + t * (394.99127 - 868.7676)
+                circle(x to y, id = "hobbit").color(Color.Green)
+                delay(100)
+                t += 0.005
+                if (t >= 1.0) t = 0.0
+            }
+        }
+    }
+
+    val initialViewPoint: ViewPoint<XY> = remember {
+        features.getBoundingBox(1f)?.computeViewPoint() ?: XYViewPoint(XY(0f, 0f))
+    }
+
+    var viewPoint: ViewPoint<XY> by remember { mutableStateOf(initialViewPoint) }
+
+    val mapState: XYCanvasState = XYCanvasState.remember(
+        ViewConfig(
+            onClick = { _, click ->
+                println("${click.focus.x}, ${click.focus.y}")
+            },
+            onViewChange = { viewPoint = this }
+        ),
+        initialViewPoint = initialViewPoint,
+    )
+
+    SchemeView(
+        mapState,
+        features,
+    )
+
+}
+
+
+fun main() {
+//    renderComposable(rootElementId = "root") {
+    CanvasBasedWindow("Maps demo", canvasElementId = "ComposeTarget") {
+        App()
+    }
+}
--- a/demo/maps-wasm/src/wasmJsMain/resources/index.html
+++ b/demo/maps-wasm/src/wasmJsMain/resources/index.html
@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>Compose App</title>
+    <script type="application/javascript" src="skiko.js"></script>
+    <script type="application/javascript" src="maps-wasm.js"></script>
+</head>
+<body>
+<canvas id="ComposeTarget"></canvas>
+</body>
+</html>
--- a/demo/maps/build.gradle.kts
+++ b/demo/maps/build.gradle.kts
@ -2,7 +2,8 @@ import org.jetbrains.compose.desktop.application.dsl.TargetFormat

 plugins {
    kotlin("multiplatform")
-    id("org.jetbrains.compose")
+    alias(spclibs.plugins.compose.compiler)
+    alias(spclibs.plugins.compose.jb)
 }

 val ktorVersion: String by rootProject.extra
--- a/demo/maps/src/jvmMain/kotlin/Main.kt
+++ b/demo/maps/src/jvmMain/kotlin/Main.kt
@ -13,13 +13,6 @@ 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.Attributes
-import center.sciprog.maps.compose.*
-import center.sciprog.maps.coordinates.GeodeticMapCoordinates
-import center.sciprog.maps.coordinates.Gmc
-import center.sciprog.maps.coordinates.kilometers
-import center.sciprog.maps.features.*
-import center.sciprog.maps.geojson.geoJson
 import io.ktor.client.HttpClient
 import io.ktor.client.engine.cio.CIO
 import kotlinx.coroutines.delay
@ -29,15 +22,22 @@ import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.isActive
 import kotlinx.coroutines.launch
+import space.kscience.attributes.Attributes
 import space.kscience.kmath.geometry.Angle
 import space.kscience.kmath.geometry.degrees
 import space.kscience.kmath.geometry.radians
+import space.kscience.maps.compose.*
+import space.kscience.maps.coordinates.GeodeticMapCoordinates
+import space.kscience.maps.coordinates.Gmc
+import space.kscience.maps.coordinates.kilometers
+import space.kscience.maps.features.*
+import space.kscience.maps.geojson.geoJson
 import java.nio.file.Path
 import kotlin.math.PI
 import kotlin.random.Random

 public fun GeodeticMapCoordinates.toShortString(): String =
-    "${(latitude.degrees).toString().take(6)}:${(longitude.degrees).toString().take(6)}"
+    "${(latitude.toDegrees().value).toString().take(6)}:${(longitude.toDegrees().value).toString().take(6)}"


@OptIn(ExperimentalFoundationApi::class)
@ -151,8 +151,8 @@ fun App() {
                0.005.degrees
            ) { gmc ->
                Color(
-                    red = ((gmc.latitude + Angle.piDiv2).degrees * 10 % 1f).toFloat(),
-                    green = ((gmc.longitude + Angle.pi).degrees * 10 % 1f).toFloat(),
+                    red = ((gmc.latitude + Angle.piDiv2).toDegrees().value * 10 % 1f).toFloat(),
+                    green = ((gmc.longitude + Angle.pi).toDegrees().value * 10 % 1f).toFloat(),
                    blue = 0f,
                    alpha = 0.3f
                )
--- a/demo/polygon-editor/build.gradle.kts
+++ b/demo/polygon-editor/build.gradle.kts
@ -2,7 +2,8 @@ import org.jetbrains.compose.desktop.application.dsl.TargetFormat

 plugins {
    kotlin("multiplatform")
-    id("org.jetbrains.compose")
+    alias(spclibs.plugins.compose.compiler)
+    alias(spclibs.plugins.compose.jb)
 }

 val ktorVersion: String by rootProject.extra
--- a/demo/polygon-editor/src/jvmMain/kotlin/Main.kt
+++ b/demo/polygon-editor/src/jvmMain/kotlin/Main.kt
@ -9,11 +9,11 @@ import androidx.compose.runtime.snapshots.SnapshotStateList
 import androidx.compose.ui.input.pointer.isSecondaryPressed
 import androidx.compose.ui.window.Window
 import androidx.compose.ui.window.application
-import center.sciprog.maps.features.*
-import center.sciprog.maps.scheme.SchemeView
-import center.sciprog.maps.scheme.XY
-import center.sciprog.maps.scheme.XYCoordinateSpace
-import center.sciprog.maps.scheme.XYCanvasState
+import space.kscience.maps.features.*
+import space.kscience.maps.scheme.SchemeView
+import space.kscience.maps.scheme.XY
+import space.kscience.maps.scheme.XYCanvasState
+import space.kscience.maps.scheme.XYCoordinateSpace

@Composable
@Preview
--- a/demo/scheme/build.gradle.kts
+++ b/demo/scheme/build.gradle.kts
@ -2,7 +2,8 @@ import org.jetbrains.compose.desktop.application.dsl.TargetFormat

 plugins {
    kotlin("multiplatform")
-    id("org.jetbrains.compose")
+    alias(spclibs.plugins.compose.compiler)
+    alias(spclibs.plugins.compose.jb)
 }

 val ktorVersion: String by rootProject.extra
--- a/demo/scheme/src/jvmMain/kotlin/Main.kt
+++ b/demo/scheme/src/jvmMain/kotlin/Main.kt
@ -8,18 +8,18 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.window.Window
 import androidx.compose.ui.window.application
-import center.sciprog.maps.features.FeatureGroup
-import center.sciprog.maps.features.ViewConfig
-import center.sciprog.maps.features.ViewPoint
-import center.sciprog.maps.features.color
-import center.sciprog.maps.scheme.*
-import center.sciprog.maps.svg.FeatureStateSnapshot
-import center.sciprog.maps.svg.exportToSvg
-import center.sciprog.maps.svg.snapshot
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.isActive
 import kotlinx.coroutines.launch
 import space.kscience.kmath.geometry.Angle
+import space.kscience.maps.features.FeatureGroup
+import space.kscience.maps.features.ViewConfig
+import space.kscience.maps.features.ViewPoint
+import space.kscience.maps.features.color
+import space.kscience.maps.scheme.*
+import space.kscience.maps.svg.FeatureStateSnapshot
+import space.kscience.maps.svg.exportToSvg
+import space.kscience.maps.svg.snapshot
 import java.awt.Desktop
 import java.nio.file.Files

--- a/demo/scheme/src/jvmMain/kotlin/joker2023.kt
+++ b/demo/scheme/src/jvmMain/kotlin/joker2023.kt
@ -5,9 +5,9 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.window.Window
 import androidx.compose.ui.window.application
-import center.sciprog.maps.features.*
-import center.sciprog.maps.scheme.*
-import center.sciprog.maps.scheme.XYCoordinateSpace.Rectangle
+import space.kscience.maps.features.*
+import space.kscience.maps.scheme.*
+import space.kscience.maps.scheme.XYCoordinateSpace.Rectangle


 fun main() = application {
--- a/demo/scheme/src/jvmMain/resources/joker2023.png
+++ b/demo/scheme/src/jvmMain/resources/joker2023.png
--- a/demo/trajectory-playground/build.gradle.kts
+++ b/demo/trajectory-playground/build.gradle.kts
@ -1,6 +1,7 @@
 plugins {
    kotlin("multiplatform")
-    id("org.jetbrains.compose")
+    alias(spclibs.plugins.compose.compiler)
+    alias(spclibs.plugins.compose.jb)
 }

 val ktorVersion: String by rootProject.extra
--- a/demo/trajectory-playground/src/jvmMain/kotlin/Main.kt
+++ b/demo/trajectory-playground/src/jvmMain/kotlin/Main.kt
@ -8,17 +8,17 @@ import androidx.compose.runtime.*
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.window.Window
 import androidx.compose.ui.window.application
-import center.sciprog.maps.features.*
-import center.sciprog.maps.scheme.SchemeView
-import center.sciprog.maps.scheme.XY
 import space.kscience.kmath.geometry.Angle
-import space.kscience.kmath.geometry.Circle2D
-import space.kscience.kmath.geometry.DoubleVector2D
-import space.kscience.kmath.geometry.Euclidean2DSpace
+import space.kscience.kmath.geometry.Vector2D
+import space.kscience.kmath.geometry.euclidean2d.Circle2D
+import space.kscience.kmath.geometry.euclidean2d.Float64Space2D
+import space.kscience.maps.features.*
+import space.kscience.maps.scheme.SchemeView
+import space.kscience.maps.scheme.XY
 import space.kscience.trajectory.*
 import kotlin.random.Random

-private fun DoubleVector2D.toXY() = XY(x.toFloat(), y.toFloat())
+private fun Vector2D<out Number>.toXY() = XY(x.toFloat(), y.toFloat())

 private val random = Random(123)

@ -32,7 +32,7 @@ fun FeatureGroup<XY>.trajectory(
            bCoordinates = trajectory.end.toXY(),
        ).color(colorPicker(trajectory))

-        is CircleTrajectory2D -> with(Euclidean2DSpace) {
+        is CircleTrajectory2D -> with(Float64Space2D) {
            val topLeft = trajectory.circle.center + vector(-trajectory.circle.radius, trajectory.circle.radius)
            val bottomRight = trajectory.circle.center + vector(trajectory.circle.radius, -trajectory.circle.radius)

@ -59,20 +59,20 @@ fun FeatureGroup<XY>.obstacle(obstacle: Obstacle, colorPicker: (Trajectory2D) ->
    polygon(obstacle.arcs.map { it.center.toXY() }).color(Color.Gray)
 }

-fun FeatureGroup<XY>.pose(pose2D: Pose2D) = with(Euclidean2DSpace) {
+fun FeatureGroup<XY>.pose(pose2D: Pose2D) = with(Float64Space2D) {
    line(pose2D.toXY(), (pose2D + Pose2D.bearingToVector(pose2D.bearing)).toXY())
 }

@Composable
@Preview
-fun closePoints() {
+fun closePoints()  = with(Float64Space2D){
    SchemeView {

        val obstacle = Obstacle(
-            Circle2D(Euclidean2DSpace.vector(0.0, 0.0), 1.0),
-            Circle2D(Euclidean2DSpace.vector(0.0, 1.0), 1.0),
-            Circle2D(Euclidean2DSpace.vector(1.0, 1.0), 1.0),
-            Circle2D(Euclidean2DSpace.vector(1.0, 0.0), 1.0)
+            Circle2D(vector(0.0, 0.0), 1.0),
+            Circle2D(vector(0.0, 1.0), 1.0),
+            Circle2D(vector(1.0, 1.0), 1.0),
+            Circle2D(vector(1.0, 0.0), 1.0)
        )
        val enter = Pose2D(-0.8, -0.8, Angle.pi)
        val exit = Pose2D(-0.8, -0.8, Angle.piDiv2)
@ -101,7 +101,7 @@ fun closePoints() {
@Preview
 fun singleObstacle() {
    SchemeView {
-        val obstacle = Obstacle(Circle2D(Euclidean2DSpace.vector(7.0, 1.0), 5.0))
+        val obstacle = Obstacle(Circle2D(Float64Space2D.vector(7.0, 1.0), 5.0))
        val enter = Pose2D(-5, -1, Angle.pi / 4)
        val exit = Pose2D(20, 4, Angle.pi * 3 / 4)

@ -123,19 +123,19 @@ fun singleObstacle() {

@Composable
@Preview
-fun doubleObstacle() {
+fun doubleObstacle() = with(Float64Space2D){
    SchemeView {
        val obstacles = arrayOf(
            Obstacle(
-                Circle2D(Euclidean2DSpace.vector(1.0, 6.5), 0.5),
-                Circle2D(Euclidean2DSpace.vector(2.0, 1.0), 0.5),
-                Circle2D(Euclidean2DSpace.vector(6.0, 0.0), 0.5),
-                Circle2D(Euclidean2DSpace.vector(5.0, 5.0), 0.5)
+                Circle2D(vector(1.0, 6.5), 0.5),
+                Circle2D(vector(2.0, 1.0), 0.5),
+                Circle2D(vector(6.0, 0.0), 0.5),
+                Circle2D(vector(5.0, 5.0), 0.5)
            ), Obstacle(
-                Circle2D(Euclidean2DSpace.vector(10.0, 1.0), 0.5),
-                Circle2D(Euclidean2DSpace.vector(16.0, 0.0), 0.5),
-                Circle2D(Euclidean2DSpace.vector(14.0, 6.0), 0.5),
-                Circle2D(Euclidean2DSpace.vector(9.0, 4.0), 0.5)
+                Circle2D(vector(10.0, 1.0), 0.5),
+                Circle2D(vector(16.0, 0.0), 0.5),
+                Circle2D(vector(14.0, 6.0), 0.5),
+                Circle2D(vector(9.0, 4.0), 0.5)
            )
        )

--- a/gradle.properties
+++ b/gradle.properties
@ -1,12 +1,5 @@
 kotlin.code.style=official

-compose.version=1.5.10
-org.jetbrains.compose.experimental.jscanvas.enabled=true
-
-agp.version=8.1.0
-android.useAndroidX=true
-android.enableJetifier=true
-
 org.gradle.jvmargs=-Xmx4096m

-toolsVersion=0.15.0-kotlin-1.9.20
+toolsVersion=0.15.4-kotlin-2.0.0
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.6-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
--- a/maps-kt-compose/README.md
+++ b/maps-kt-compose/README.md
@ -7,19 +7,8 @@ The core interfaces of KMath.

 ## Artifact:

-The Maven coordinates of this project are `center.sciprog:maps-kt-compose:0.2.2`.
+The Maven coordinates of this project are `space.kscience:maps-kt-compose:0.3.0`.

-**Gradle Groovy:**
-```groovy
-repositories {
-    maven { url 'https://repo.kotlin.link' }
-    mavenCentral()
-}
-
-dependencies {
-    implementation 'center.sciprog:maps-kt-compose:0.2.2'
-}
-```
 **Gradle Kotlin DSL:**
 ```kotlin
 repositories {
@ -28,6 +17,6 @@ repositories {
 }

 dependencies {
-    implementation("center.sciprog:maps-kt-compose:0.2.2")
+    implementation("space.kscience:maps-kt-compose:0.3.0")
 }
 ```
--- a/maps-kt-compose/build.gradle.kts
+++ b/maps-kt-compose/build.gradle.kts
@ -1,41 +1,27 @@
 plugins {
    id("space.kscience.gradle.mpp")
-    id("org.jetbrains.compose")
+    alias(spclibs.plugins.compose.compiler)
+    alias(spclibs.plugins.compose.jb)
 //    id("com.android.library")
    `maven-publish`
 }

 kscience {
    jvm()
-    js()
-    useCoroutines()
-}
+    wasm()
+
+    useCoroutines()

-kotlin {
-    sourceSets {
    commonMain{
-            dependencies {
        api(projects.mapsKtCore)
        api(projects.mapsKtFeatures)
        api(compose.foundation)
        api(project.dependencies.platform(spclibs.ktor.bom))
    }
-        }
-
-        getByName("jvmMain"){
-            dependencies {
+    jvmMain{
        api("io.ktor:ktor-client-cio")
    }
-        }
-
-        getByName("jsMain"){
-            dependencies {
-                api("io.ktor:ktor-client-js")
-            }
-        }
-
-        getByName("jvmTest") {
-            dependencies {
+    jvmTest{
        implementation("io.ktor:ktor-client-cio")
        implementation(compose.desktop.currentOs)
        implementation(spclibs.kotlinx.coroutines.test)
@ -43,8 +29,6 @@ kotlin {
        implementation(spclibs.logback.classic)
    }
 }
-    }
-}

 readme {
    description = "Compose-multiplaform implementation for web-mercator tiled maps"
--- a/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/GmcRectangle.kt
+++ b/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/GmcRectangle.kt
@ -1,10 +1,10 @@
-package center.sciprog.maps.compose
+package space.kscience.maps.compose

-import center.sciprog.maps.coordinates.GeodeticMapCoordinates
-import center.sciprog.maps.coordinates.Gmc
-import center.sciprog.maps.features.Rectangle
 import space.kscience.kmath.geometry.Angle
 import space.kscience.kmath.geometry.abs
+import space.kscience.maps.coordinates.GeodeticMapCoordinates
+import space.kscience.maps.coordinates.Gmc
+import space.kscience.maps.features.Rectangle

 internal fun Angle.isBetween(a: Angle, b: Angle) = this in a..b || this in b..a

--- a/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/LruCache.kt
+++ b/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/LruCache.kt
@ -1,6 +1,6 @@
@file:Suppress("DEPRECATION")

-package center.sciprog.maps.compose
+package space.kscience.maps.compose

 import kotlin.jvm.Synchronized

--- a/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/MapCanvasState.kt
+++ b/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/MapCanvasState.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.compose
+package space.kscience.maps.compose

 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.remember
@ -6,12 +6,12 @@ import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.DpOffset
 import androidx.compose.ui.unit.DpRect
 import androidx.compose.ui.unit.dp
-import center.sciprog.maps.coordinates.Gmc
-import center.sciprog.maps.coordinates.MercatorProjection
-import center.sciprog.maps.coordinates.WebMercatorCoordinates
-import center.sciprog.maps.coordinates.WebMercatorProjection
-import center.sciprog.maps.features.*
 import space.kscience.kmath.geometry.radians
+import space.kscience.maps.coordinates.Gmc
+import space.kscience.maps.coordinates.MercatorProjection
+import space.kscience.maps.coordinates.WebMercatorCoordinates
+import space.kscience.maps.coordinates.WebMercatorProjection
+import space.kscience.maps.features.*
 import kotlin.math.*


@ -61,8 +61,8 @@ public class MapCanvasState private constructor(
    override fun computeViewPoint(rectangle: Rectangle<Gmc>): ViewPoint<Gmc> {
        val zoom = log2(
            min(
-                canvasSize.width.value / rectangle.longitudeDelta.radians,
-                canvasSize.height.value / rectangle.latitudeDelta.radians
+                canvasSize.width.value / rectangle.longitudeDelta.toRadians().value,
+                canvasSize.height.value / rectangle.latitudeDelta.toRadians().value
            ) * 2 * PI / mapTileProvider.tileSize
        ).coerceIn(0.0..22.0)
        return space.ViewPoint(rectangle.center, zoom.toFloat())
--- a/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/MapTileProvider.kt
+++ b/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/MapTileProvider.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.compose
+package space.kscience.maps.compose

 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Deferred
--- a/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/MapView.kt
+++ b/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/MapView.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.compose
+package space.kscience.maps.compose

 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.runtime.Composable
@ -11,13 +11,13 @@ import androidx.compose.ui.graphics.toComposeImageBitmap
 import androidx.compose.ui.unit.IntOffset
 import androidx.compose.ui.unit.IntSize
 import androidx.compose.ui.unit.dp
-import center.sciprog.maps.coordinates.Gmc
-import center.sciprog.maps.features.*
 import io.github.oshai.kotlinlogging.KotlinLogging
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.supervisorScope
 import org.jetbrains.skia.Image
+import space.kscience.maps.coordinates.Gmc
+import space.kscience.maps.features.*
 import kotlin.math.ceil
 import kotlin.math.pow

--- a/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/MapViewPoint.kt
+++ b/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/MapViewPoint.kt
@ -1,9 +1,9 @@
-package center.sciprog.maps.compose
+package space.kscience.maps.compose

-import center.sciprog.maps.coordinates.GeodeticMapCoordinates
-import center.sciprog.maps.coordinates.Gmc
-import center.sciprog.maps.coordinates.WebMercatorProjection
-import center.sciprog.maps.features.ViewPoint
+import space.kscience.maps.coordinates.GeodeticMapCoordinates
+import space.kscience.maps.coordinates.Gmc
+import space.kscience.maps.coordinates.WebMercatorProjection
+import space.kscience.maps.features.ViewPoint

 /**
 * Observable position on the map. Includes observation coordinate and [zoom] factor
--- a/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/WebMercatorSpace.kt
+++ b/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/WebMercatorSpace.kt
@ -1,14 +1,14 @@
-package center.sciprog.maps.compose
+package space.kscience.maps.compose

 import androidx.compose.ui.unit.DpOffset
 import androidx.compose.ui.unit.DpSize
 import androidx.compose.ui.unit.dp
-import center.sciprog.maps.coordinates.*
-import center.sciprog.maps.features.CoordinateSpace
-import center.sciprog.maps.features.Rectangle
-import center.sciprog.maps.features.ViewPoint
 import space.kscience.kmath.geometry.Angle
 import space.kscience.kmath.geometry.radians
+import space.kscience.maps.coordinates.*
+import space.kscience.maps.features.CoordinateSpace
+import space.kscience.maps.features.Rectangle
+import space.kscience.maps.features.ViewPoint
 import kotlin.math.abs
 import kotlin.math.floor
 import kotlin.math.pow
@ -19,7 +19,8 @@ public object WebMercatorSpace : CoordinateSpace<Gmc> {
    private fun tileScale(zoom: Float): Float = 2f.pow(zoom - floor(zoom))


-    override fun Rectangle(first: Gmc, second: Gmc): Rectangle<Gmc> = GmcRectangle(first, second)
+    override fun Rectangle(first: Gmc, second: Gmc): Rectangle<Gmc> =
+        space.kscience.maps.compose.GmcRectangle(first, second)

    override fun Rectangle(center: Gmc, zoom: Float, size: DpSize): Rectangle<Gmc> {
        val scale = WebMercatorProjection.scaleFactor(zoom)
@ -62,7 +63,10 @@ public object WebMercatorSpace : CoordinateSpace<Gmc> {
        val maxLat = maxOf { it.top }
        val minLong = minOf { it.left }
        val maxLong = maxOf { it.right }
-        return GmcRectangle(Gmc.normalized(minLat, minLong), Gmc.normalized(maxLat, maxLong))
+        return space.kscience.maps.compose.GmcRectangle(
+            Gmc.normalized(minLat, minLong),
+            Gmc.normalized(maxLat, maxLong)
+        )
    }

    override fun Collection<Gmc>.wrapPoints(): Rectangle<Gmc>? {
@ -72,7 +76,10 @@ public object WebMercatorSpace : CoordinateSpace<Gmc> {
        val maxLat = maxOf { it.latitude }
        val minLong = minOf { it.longitude }
        val maxLong = maxOf { it.longitude }
-        return GmcRectangle(Gmc.normalized(minLat, minLong), Gmc.normalized(maxLat, maxLong))
+        return space.kscience.maps.compose.GmcRectangle(
+            Gmc.normalized(minLat, minLong),
+            Gmc.normalized(maxLat, maxLong)
+        )
    }

    override fun Gmc.offsetTo(b: Gmc, zoom: Float): DpOffset {
@ -132,5 +139,5 @@ public fun CoordinateSpace<Gmc>.Rectangle(
        center.latitude + (height / 2),
        center.longitude + (width / 2)
    )
-    return GmcRectangle(a, b)
+    return space.kscience.maps.compose.GmcRectangle(a, b)
 }
--- a/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/mapFeatures.kt
+++ b/maps-kt-compose/src/commonMain/kotlin/space/kscience/maps/compose/mapFeatures.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.compose
+package space.kscience.maps.compose

 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.drawscope.DrawScope
@ -6,9 +6,10 @@ import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.DpSize
 import androidx.compose.ui.unit.dp
-import center.sciprog.maps.coordinates.*
-import center.sciprog.maps.features.*
+import org.jetbrains.skia.Font
 import space.kscience.kmath.geometry.Angle
+import space.kscience.maps.coordinates.*
+import space.kscience.maps.features.*
 import kotlin.math.ceil


@ -139,7 +140,7 @@ public fun FeatureGroup<Gmc>.icon(
 public fun FeatureGroup<Gmc>.text(
    position: Pair<Double, Double>,
    text: String,
-    font: FeatureFont.() -> Unit = { size = 16f },
+    font: Font.() -> Unit = { size = 16f },
    id: String? = null,
 ): FeatureRef<Gmc, TextFeature<Gmc>> = feature(
    id,
--- a/maps-kt-compose/src/jvmMain/kotlin/space/kscience/maps/compose/OpenStreetMapTileProvider.kt
+++ b/maps-kt-compose/src/jvmMain/kotlin/space/kscience/maps/compose/OpenStreetMapTileProvider.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.compose
+package space.kscience.maps.compose

 import io.github.oshai.kotlinlogging.KotlinLogging
 import io.ktor.client.HttpClient
--- a/maps-kt-compose/src/jvmTest/kotlin/space/kscience/maps/compose/OsmTileProviderTest.kt
+++ b/maps-kt-compose/src/jvmTest/kotlin/space/kscience/maps/compose/OsmTileProviderTest.kt
@ -1,8 +1,7 @@
-package center.sciprog.maps.compose
+package space.kscience.maps.compose

 import io.ktor.client.HttpClient
 import io.ktor.client.engine.cio.CIO
-import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.supervisorScope
 import kotlinx.coroutines.test.runTest
 import org.junit.jupiter.api.Test
--- a/maps-kt-core/README.md
+++ b/maps-kt-core/README.md
@ -9,19 +9,8 @@ The core interfaces of KMath.

 ## Artifact:

-The Maven coordinates of this project are `center.sciprog:maps-kt-core:0.2.2`.
+The Maven coordinates of this project are `space.kscience:maps-kt-core:0.3.0`.

-**Gradle Groovy:**
-```groovy
-repositories {
-    maven { url 'https://repo.kotlin.link' }
-    mavenCentral()
-}
-
-dependencies {
-    implementation 'center.sciprog:maps-kt-core:0.2.2'
-}
-```
 **Gradle Kotlin DSL:**
 ```kotlin
 repositories {
@ -30,6 +19,6 @@ repositories {
 }

 dependencies {
-    implementation("center.sciprog:maps-kt-core:0.2.2")
+    implementation("space.kscience:maps-kt-core:0.3.0")
 }
 ```
--- a/maps-kt-core/build.gradle.kts
+++ b/maps-kt-core/build.gradle.kts
@ -9,6 +9,8 @@ kscience{
    jvm()
    js()
    native()
+    wasm()
+
    useSerialization()

    dependencies{
--- a/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/Distance.kt
+++ b/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/Distance.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.coordinates
+package space.kscience.maps.coordinates

 import kotlinx.serialization.Serializable
 import kotlin.jvm.JvmInline
--- a/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/GeoEllipsoid.kt
+++ b/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/GeoEllipsoid.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.coordinates
+package space.kscience.maps.coordinates

 import kotlinx.serialization.Serializable
 import space.kscience.kmath.geometry.*
--- a/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/GeodeticMapCoordinates.kt
+++ b/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/GeodeticMapCoordinates.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.coordinates
+package space.kscience.maps.coordinates

 import kotlinx.serialization.Serializable
 import space.kscience.kmath.geometry.*
@ -22,7 +22,6 @@ public class GeodeticMapCoordinates(
            "Longitude $longitude is not in (-PI..PI) range"
        }
    }
-
    override val x: Angle get() = longitude

    override val y: Angle get() = latitude
@ -43,7 +42,7 @@ public class GeodeticMapCoordinates(
    }

    override fun toString(): String {
-        return "GMC(latitude=${latitude.degrees} deg, longitude=${longitude.degrees} deg)"
+        return "GMC(latitude=${latitude.toDegrees().value} deg, longitude=${longitude.toDegrees().value} deg)"
    }


--- a/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/GmcCurve.kt
+++ b/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/GmcCurve.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.coordinates
+package space.kscience.maps.coordinates

 import space.kscience.kmath.geometry.*
 import kotlin.math.*
@ -64,8 +64,8 @@ public fun GeoEllipsoid.meridianCurve(
    }

    return GmcCurve(
-        forward = GmcPose(Gmc.normalized(fromLatitude, longitude), if (up) Angle.zero else Angle.pi),
-        backward = GmcPose(Gmc.normalized(toLatitude, longitude), if (up) Angle.pi else Angle.zero),
+        forward = GmcPose(GeodeticMapCoordinates.normalized(fromLatitude, longitude), if (up) Angle.zero else Angle.pi),
+        backward = GmcPose(GeodeticMapCoordinates.normalized(toLatitude, longitude), if (up) Angle.pi else Angle.zero),
        distance = s
    )
 }
@ -77,9 +77,9 @@ public fun GeoEllipsoid.parallelCurve(latitude: Angle, fromLongitude: Angle, toL
    require(latitude in (-Angle.piDiv2)..(Angle.piDiv2)) { "Latitude must be in (-90, 90) degrees range" }
    val right = toLongitude > fromLongitude
    return GmcCurve(
-        forward = GmcPose(Gmc.normalized(latitude, fromLongitude), if (right) Angle.piDiv2 else -Angle.piDiv2),
-        backward = GmcPose(Gmc.normalized(latitude, toLongitude), if (right) -Angle.piDiv2 else Angle.piDiv2),
-        distance = reducedRadius(latitude) * abs((fromLongitude - toLongitude).radians)
+        forward = GmcPose(GeodeticMapCoordinates.normalized(latitude, fromLongitude), if (right) Angle.piDiv2 else -Angle.piDiv2),
+        backward = GmcPose(GeodeticMapCoordinates.normalized(latitude, toLongitude), if (right) -Angle.piDiv2 else Angle.piDiv2),
+        distance = reducedRadius(latitude) * abs((fromLongitude - toLongitude).toRadians().value)
    )
 }

@ -193,7 +193,7 @@ public fun GeoEllipsoid.curveInDirection(
    val L = lambda - (1 - C) * f * sinAlpha *
            (sigma.value + C * sinSigma * (cosSigmaM2 + C * cosSigma * (-1 + 2 * cos2SigmaM2)))

-    val endPoint = Gmc.normalized(phi2, start.longitude + L.radians)
+    val endPoint = GeodeticMapCoordinates.normalized(phi2, start.longitude + L.radians)

    // eq. 12

--- a/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/GmcPose.kt
+++ b/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/GmcPose.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.coordinates
+package space.kscience.maps.coordinates

 import kotlinx.serialization.Serializable
 import space.kscience.kmath.geometry.Angle
--- a/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/MercatorProjection.kt
+++ b/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/MercatorProjection.kt
@ -3,7 +3,7 @@
 * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
 */

-package center.sciprog.maps.coordinates
+package space.kscience.maps.coordinates

 import kotlinx.serialization.Serializable
 import space.kscience.kmath.geometry.*
@ -57,12 +57,12 @@ public open class MercatorProjection(
        return if (ellipsoid === GeoEllipsoid.sphere) {
            GeodeticMapCoordinates.ofRadians(
                atan(sinh(pc.y / ellipsoid.equatorRadius)),
-                baseLongitude.radians + (pc.x / ellipsoid.equatorRadius),
+                baseLongitude.toRadians().value + (pc.x / ellipsoid.equatorRadius),
            )
        } else {
            GeodeticMapCoordinates.ofRadians(
                cphi2(exp(-(pc.y / ellipsoid.equatorRadius))),
-                baseLongitude.radians + (pc.x / ellipsoid.equatorRadius)
+                baseLongitude.toRadians().value + (pc.x / ellipsoid.equatorRadius)
            )
        }
    }
@ -76,13 +76,13 @@ public open class MercatorProjection(

        return if (ellipsoid === GeoEllipsoid.sphere) {
            ProjectionCoordinates(
-                x = ellipsoid.equatorRadius * (gmc.longitude - baseLongitude).radians,
+                x = ellipsoid.equatorRadius * (gmc.longitude - baseLongitude).toRadians().value,
                y = ellipsoid.equatorRadius * ln(tan(Angle.pi / 4 + gmc.latitude / 2))
            )
        } else {
            val sinPhi = sin(gmc.latitude)
            ProjectionCoordinates(
-                x = ellipsoid.equatorRadius * (gmc.longitude - baseLongitude).radians,
+                x = ellipsoid.equatorRadius * (gmc.longitude - baseLongitude).toRadians().value,
                y = ellipsoid.equatorRadius * ln(
                    tan(Angle.pi / 4 + gmc.latitude / 2) * ((1 - e * sinPhi) / (1 + e * sinPhi)).pow(e / 2)
                )
--- a/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/WebMercatorProjection.kt
+++ b/maps-kt-core/src/commonMain/kotlin/space/kscience/maps/coordinates/WebMercatorProjection.kt
@ -3,10 +3,9 @@
 * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
 */

-package center.sciprog.maps.coordinates
+package space.kscience.maps.coordinates

 import space.kscience.kmath.geometry.abs
-import space.kscience.kmath.geometry.radians
 import kotlin.math.*

 public data class WebMercatorCoordinates(val zoom: Int, val x: Float, val y: Float)
@ -36,8 +35,8 @@ public object WebMercatorProjection {
        val scaleFactor = scaleFactor(zoom.toFloat())
        return WebMercatorCoordinates(
            zoom = zoom,
-            x = scaleFactor * (gmc.longitude.radians + PI).toFloat(),
-            y = scaleFactor * (PI - ln(tan(PI / 4 + gmc.latitude.radians / 2))).toFloat()
+            x = scaleFactor * (gmc.longitude.toRadians().value + PI).toFloat(),
+            y = scaleFactor * (PI - ln(tan(PI / 4 + gmc.latitude.toRadians().value / 2))).toFloat()
        )
    }

--- a/maps-kt-core/src/commonTest/kotlin/space/kscience/maps/coordinates/DistanceTest.kt
+++ b/maps-kt-core/src/commonTest/kotlin/space/kscience/maps/coordinates/DistanceTest.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.coordinates
+package space.kscience.maps.coordinates

 import space.kscience.kmath.geometry.radians
 import kotlin.test.Test
@ -6,8 +6,8 @@ import kotlin.test.assertEquals

 internal class DistanceTest {
    companion object {
-        val moscow = Gmc.ofDegrees(55.76058287719673, 37.60358622841869)
-        val spb = Gmc.ofDegrees(59.926686023580444, 30.36038109122013)
+        val moscow = GeodeticMapCoordinates.ofDegrees(55.76058287719673, 37.60358622841869)
+        val spb = GeodeticMapCoordinates.ofDegrees(59.926686023580444, 30.36038109122013)
    }

    @Test
@ -21,7 +21,7 @@ internal class DistanceTest {
        val distance = curve.distance

        assertEquals(632.035426877, distance.kilometers, 0.0001)
-        assertEquals(-0.6947937116552751, curve.forward.bearing.radians, 0.0001)
+        assertEquals(-0.6947937116552751, curve.forward.bearing.toRadians().value, 0.0001)
    }

    @Test
@ -30,7 +30,7 @@ internal class DistanceTest {
            GmcPose(moscow, (-0.6947937116552751).radians), Distance(632.035426877)
        )

-        assertEquals(spb.latitude.radians, curve.backward.latitude.radians, 0.0001)
-        assertEquals(spb.longitude.radians, curve.backward.longitude.radians, 0.0001)
+        assertEquals(spb.latitude.toRadians().value, curve.backward.latitude.toRadians().value, 0.0001)
+        assertEquals(spb.longitude.toRadians().value, curve.backward.longitude.toRadians().value, 0.0001)
    }
 }
--- a/maps-kt-core/src/commonTest/kotlin/space/kscience/maps/coordinates/MercatorTest.kt
+++ b/maps-kt-core/src/commonTest/kotlin/space/kscience/maps/coordinates/MercatorTest.kt
@ -1,29 +1,28 @@
-package center.sciprog.maps.coordinates
+package space.kscience.maps.coordinates

-import space.kscience.kmath.geometry.degrees
 import kotlin.test.Test
 import kotlin.test.assertEquals

 class MercatorTest {
    @Test
    fun sphereForwardBackward(){
-        val moscow = Gmc.ofDegrees(55.76058287719673, 37.60358622841869)
+        val moscow = GeodeticMapCoordinates.ofDegrees(55.76058287719673, 37.60358622841869)
        val mercator = MapProjection.epsg3857.toProjection(moscow)
        //https://epsg.io/transform#s_srs=4326&t_srs=3857&x=37.6035862&y=55.7605829
        assertEquals(4186.0120709, mercator.x.kilometers, 1e-4)
        assertEquals(7510.9013658, mercator.y.kilometers, 1e-4)
        val backwards = MapProjection.epsg3857.toGeodetic(mercator)
-        assertEquals(moscow.latitude.degrees, backwards.latitude.degrees, 1e-6)
-        assertEquals(moscow.longitude.degrees, backwards.longitude.degrees, 1e-6)
+        assertEquals(moscow.latitude.toDegrees().value, backwards.latitude.toDegrees().value, 1e-6)
+        assertEquals(moscow.longitude.toDegrees().value, backwards.longitude.toDegrees().value, 1e-6)
    }

    @Test
    fun ellipseForwardBackward(){
-        val moscow = Gmc.ofDegrees(55.76058287719673, 37.60358622841869)
+        val moscow = GeodeticMapCoordinates.ofDegrees(55.76058287719673, 37.60358622841869)
        val projection = MercatorProjection(ellipsoid = GeoEllipsoid.WGS84)
        val mercator = projection.toProjection(moscow)
        val backwards = projection.toGeodetic(mercator)
-        assertEquals(moscow.latitude.degrees, backwards.latitude.degrees, 1e-6)
-        assertEquals(moscow.longitude.degrees, backwards.longitude.degrees, 1e-6)
+        assertEquals(moscow.latitude.toDegrees().value, backwards.latitude.toDegrees().value, 1e-6)
+        assertEquals(moscow.longitude.toDegrees().value, backwards.longitude.toDegrees().value, 1e-6)
    }
 }
--- a/maps-kt-features/README.md
+++ b/maps-kt-features/README.md
@ -6,19 +6,8 @@

 ## Artifact:

-The Maven coordinates of this project are `center.sciprog:maps-kt-features:0.2.2`.
+The Maven coordinates of this project are `space.kscience:maps-kt-features:0.3.0`.

-**Gradle Groovy:**
-```groovy
-repositories {
-    maven { url 'https://repo.kotlin.link' }
-    mavenCentral()
-}
-
-dependencies {
-    implementation 'center.sciprog:maps-kt-features:0.2.2'
-}
-```
 **Gradle Kotlin DSL:**
 ```kotlin
 repositories {
@ -27,6 +16,6 @@ repositories {
 }

 dependencies {
-    implementation("center.sciprog:maps-kt-features:0.2.2")
+    implementation("space.kscience:maps-kt-features:0.3.0")
 }
 ```
--- a/maps-kt-features/build.gradle.kts
+++ b/maps-kt-features/build.gradle.kts
@ -1,6 +1,7 @@
 plugins {
    id("space.kscience.gradle.mpp")
-    id("org.jetbrains.compose")
+    alias(spclibs.plugins.compose.compiler)
+    alias(spclibs.plugins.compose.jb)
    `maven-publish`
 }

@ -8,7 +9,17 @@ val kmathVersion: String by rootProject.extra

 kscience {
    jvm()
-    js()
+//    js()
+    wasm{
+        browser {
+            testTask {
+                enabled = false
+            }
+        }
+    }
+
+    useCoroutines()
+
    useSerialization {
        json()
    }
@ -16,16 +27,13 @@ kscience{
    useSerialization(sourceSet = space.kscience.gradle.DependencySourceSet.TEST) {
        protobuf()
    }
-}

-kotlin {
-    sourceSets {
    commonMain{
-            dependencies {
        api(projects.trajectoryKt)
+        api(compose.runtime)
        api(compose.foundation)
-                api("io.github.oshai:kotlin-logging:5.1.0")
-            }
-        }
+        api(compose.material)
+        api(compose.ui)
+        api("io.github.oshai:kotlin-logging:6.0.3")
    }
 }
--- a/maps-kt-features/src/commonMain/kotlin/center.sciprog.attributes/Attribute.kt
+++ b/maps-kt-features/src/commonMain/kotlin/center.sciprog.attributes/Attribute.kt
@ -1,22 +0,0 @@
-package center.sciprog.attributes
-
-import kotlinx.serialization.KSerializer
-import kotlinx.serialization.builtins.serializer
-
-public interface Attribute<T>
-
-public abstract class SerializableAttribute<T>(
-    public val serialId: String,
-    public val serializer: KSerializer<T>,
-) : Attribute<T> {
-    override fun toString(): String = serialId
-}
-
-public interface AttributeWithDefault<T> : Attribute<T> {
-    public val default: T
-}
-
-public interface SetAttribute<V> : Attribute<Set<V>>
-
-public object NameAttribute : SerializableAttribute<String>("name", String.serializer())
-
--- a/maps-kt-features/src/commonMain/kotlin/center.sciprog.attributes/Attributes.kt
+++ b/maps-kt-features/src/commonMain/kotlin/center.sciprog.attributes/Attributes.kt
@ -1,68 +0,0 @@
-package center.sciprog.attributes
-
-import center.sciprog.maps.features.Feature
-import center.sciprog.maps.features.ZAttribute
-import kotlin.jvm.JvmInline
-
-@JvmInline
-public value class Attributes internal constructor(public val content: Map<out Attribute<*>, Any>) {
-
-    public val keys: Set<Attribute<*>> get() = content.keys
-
-    @Suppress("UNCHECKED_CAST")
-    public operator fun <T> get(attribute: Attribute<T>): T? = content[attribute] as? T
-
-    override fun toString(): String = "Attributes(value=${content.entries})"
-
-    public companion object {
-        public val EMPTY: Attributes = Attributes(emptyMap())
-    }
-}
-
-public fun Attributes.isEmpty(): Boolean = content.isEmpty()
-
-public fun <T> Attributes.getOrDefault(attribute: AttributeWithDefault<T>): T = get(attribute) ?: attribute.default
-
-public fun <T, A : Attribute<T>> Attributes.withAttribute(
-    attribute: A,
-    attrValue: T?,
-): Attributes = Attributes(
-    if (attrValue == null) {
-        content - attribute
-    } else {
-        content + (attribute to attrValue)
-    }
-)
-
-/**
- * Add an element to a [SetAttribute]
- */
-public fun <T, A : SetAttribute<T>> Attributes.withAttributeElement(
-    attribute: A,
-    attrValue: T,
-): Attributes {
-    val currentSet: Set<T> = get(attribute) ?: emptySet()
-    return Attributes(
-        content + (attribute to (currentSet + attrValue))
-    )
-}
-
-/**
- * Remove an element from [SetAttribute]
- */
-public fun <T, A : SetAttribute<T>> Attributes.withoutAttributeElement(
-    attribute: A,
-    attrValue: T,
-): Attributes {
-    val currentSet: Set<T> = get(attribute) ?: emptySet()
-    return Attributes(
-        content + (attribute to (currentSet - attrValue))
-    )
-}
-
-public fun <T : Any, A : Attribute<T>> Attributes(
-    attribute: A,
-    attrValue: T,
-): Attributes = Attributes(mapOf(attribute to attrValue))
-
-public operator fun Attributes.plus(other: Attributes): Attributes = Attributes(content + other.content)
--- a/maps-kt-features/src/commonMain/kotlin/center.sciprog.attributes/AttributesBuilder.kt
+++ b/maps-kt-features/src/commonMain/kotlin/center.sciprog.attributes/AttributesBuilder.kt
@ -1,47 +0,0 @@
-package center.sciprog.attributes
-
-/**
- * A safe builder for [Attributes]
- */
-public class AttributesBuilder internal constructor(private val map: MutableMap<Attribute<*>, Any> = mutableMapOf()) {
-
-    @Suppress("UNCHECKED_CAST")
-    public operator fun <T> get(attribute: Attribute<T>): T? = map[attribute] as? T
-
-    public operator fun <V> Attribute<V>.invoke(value: V?) {
-        if (value == null) {
-            map.remove(this)
-        } else {
-            map[this] = value
-        }
-    }
-
-    public fun from(attributes: Attributes) {
-        map.putAll(attributes.content)
-    }
-
-    public fun <V> SetAttribute<V>.add(
-        attrValue: V,
-    ) {
-        val currentSet: Set<V> = get(this) ?: emptySet()
-        map[this] = currentSet + attrValue
-    }
-
-    /**
-     * Remove an element from [SetAttribute]
-     */
-    public fun <V> SetAttribute<V>.remove(
-        attrValue: V,
-    ) {
-        val currentSet: Set<V> = get(this) ?: emptySet()
-        map[this] = currentSet - attrValue
-    }
-
-    public fun build(): Attributes = Attributes(map)
-}
-
-public fun AttributesBuilder(
-    attributes: Attributes,
-): AttributesBuilder = AttributesBuilder(attributes.content.toMutableMap())
-
-public fun Attributes(builder: AttributesBuilder.() -> Unit): Attributes = AttributesBuilder().apply(builder).build()
--- a/maps-kt-features/src/commonMain/kotlin/center/sciprog/maps/features/FeatureFont.kt
+++ b/maps-kt-features/src/commonMain/kotlin/center/sciprog/maps/features/FeatureFont.kt
@ -1,5 +0,0 @@
-package center.sciprog.maps.features
-
-public expect class FeatureFont {
-    public var size: Float
-}
--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/compose/canvasControls.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/compose/canvasControls.kt
@ -1,6 +1,5 @@
-package center.sciprog.maps.compose
+package space.kscience.maps.compose

-import androidx.compose.foundation.gestures.detectTapGestures
 import androidx.compose.foundation.gestures.drag
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.geometry.Offset
@ -8,7 +7,7 @@ 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.maps.features.*
+import space.kscience.maps.features.*
 import kotlin.math.max
 import kotlin.math.min

--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/compose/clickGestures.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/compose/clickGestures.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.compose
+package space.kscience.maps.compose

 import androidx.compose.foundation.gestures.GestureCancellationException
 import androidx.compose.foundation.gestures.PressGestureScope
--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/CanvasState.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/CanvasState.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.features
+package space.kscience.maps.features

 import androidx.compose.runtime.MutableState
 import androidx.compose.runtime.getValue
--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/CoordinateSpace.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/CoordinateSpace.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.features
+package space.kscience.maps.features

 import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.DpOffset
--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/DragHandle.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/DragHandle.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.features
+package space.kscience.maps.features

 import androidx.compose.ui.input.pointer.PointerEvent
 import androidx.compose.ui.input.pointer.isPrimaryPressed
--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/Feature.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/Feature.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.features
+package space.kscience.maps.features

 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.Stable
@ -17,8 +17,9 @@ import androidx.compose.ui.graphics.vector.rememberVectorPainter
 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.NameAttribute
+import org.jetbrains.skia.Font
+import space.kscience.NameAttribute
+import space.kscience.attributes.Attributes
 import space.kscience.kmath.geometry.Angle
 import space.kscience.kmath.nd.Structure2D

@ -331,7 +332,7 @@ public data class TextFeature<T : Any>(
    public val position: T,
    public val text: String,
    override val attributes: Attributes = Attributes.EMPTY,
-    public val fontConfig: FeatureFont.() -> Unit,
+    public val fontConfig: Font.() -> Unit,
 ) : DraggableFeature<T> {
    override fun getBoundingBox(zoom: Float): Rectangle<T> = space.Rectangle(position, position)

--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/FeatureDrawScope.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/FeatureDrawScope.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.features
+package space.kscience.maps.features

 import androidx.compose.foundation.Canvas
 import androidx.compose.runtime.Composable
@ -15,8 +15,8 @@ import androidx.compose.ui.text.TextMeasurer
 import androidx.compose.ui.text.drawText
 import androidx.compose.ui.text.rememberTextMeasurer
 import androidx.compose.ui.unit.DpRect
-import center.sciprog.attributes.Attributes
 import io.github.oshai.kotlinlogging.KotlinLogging
+import space.kscience.attributes.Attributes

 /**
 * An extension of [DrawScope] to include map-specific features
--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/FeatureGroup.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/FeatureGroup.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.features
+package space.kscience.maps.features

 import androidx.compose.runtime.*
 import androidx.compose.runtime.snapshots.SnapshotStateMap
@ -9,8 +9,9 @@ import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.DpSize
 import androidx.compose.ui.unit.dp
-import center.sciprog.attributes.Attribute
-import center.sciprog.attributes.Attributes
+import org.jetbrains.skia.Font
+import space.kscience.attributes.Attribute
+import space.kscience.attributes.Attributes
 import space.kscience.kmath.geometry.Angle
 import space.kscience.kmath.nd.*
 import space.kscience.kmath.structures.Buffer
@ -285,7 +286,7 @@ public fun <T : Any> FeatureGroup<T>.scalableImage(
 public fun <T : Any> FeatureGroup<T>.text(
    position: T,
    text: String,
-    font: FeatureFont.() -> Unit = { size = 16f },
+    font: Font.() -> Unit = { size = 16f },
    attributes: Attributes = Attributes.EMPTY,
    id: String? = null,
 ): FeatureRef<T, TextFeature<T>> = feature(
@ -293,14 +294,14 @@ public fun <T : Any> FeatureGroup<T>.text(
    TextFeature(space, position, text, fontConfig = font, attributes = attributes)
 )

-public fun <T> StructureND(shape: ShapeND, initializer: (IntArray) -> T): StructureND<T> {
-    val strides = Strides(shape)
-    return BufferND(strides, Buffer.boxing(strides.linearSize) { initializer(strides.index(it)) })
-}
+//public fun <T> StructureND(shape: ShapeND, initializer: (IntArray) -> T): StructureND<T> {
+//    val strides = Strides(shape)
+//    return BufferND(strides, Buffer(strides.linearSize) { initializer(strides.index(it)) })
+//}

-public fun <T> Structure2D(rows: Int, columns: Int, initializer: (IntArray) -> T): Structure2D<T> {
+public inline fun <reified T> Structure2D(rows: Int, columns: Int, initializer: (IntArray) -> T): Structure2D<T> {
    val strides = Strides(ShapeND(rows, columns))
-    return BufferND(strides, Buffer.boxing(strides.linearSize) { initializer(strides.index(it)) }).as2D()
+    return BufferND(strides, Buffer(strides.linearSize) { initializer(strides.index(it)) }).as2D()
 }

 public fun <T : Any> FeatureGroup<T>.pixelMap(
--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/MouseListener.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/MouseListener.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.features
+package space.kscience.maps.features

 import androidx.compose.ui.input.pointer.PointerEvent
 import androidx.compose.ui.input.pointer.isPrimaryPressed
--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/ViewConfig.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/ViewConfig.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.features
+package space.kscience.maps.features

 import androidx.compose.ui.unit.DpSize

--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/ViewPoint.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/ViewPoint.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.features
+package space.kscience.maps.features

 /**
 * @param T type of coordinates used for the view point
--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/compositeFeatures.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/compositeFeatures.kt
@ -1,6 +1,6 @@
-package center.sciprog.maps.features
+package space.kscience.maps.features

-import center.sciprog.attributes.Attributes
+import space.kscience.attributes.Attributes
 import kotlin.jvm.JvmName


@ -18,9 +18,9 @@ public fun <T : Any> FeatureGroup<T>.draggableLine(
                space,
                aId.resolve().center,
                bId.resolve().center,
-                Attributes {
+                Attributes<FeatureGroup<T>> {
                    ZAttribute(-10f)
-                    lineId?.attributes?.let { from(it) }
+                    lineId?.attributes?.let { putAll(it) }
                }
            )
        )
@ -51,9 +51,9 @@ public fun <T : Any> FeatureGroup<T>.draggableMultiLine(
            MultiLineFeature(
                space,
                points.map { it.resolve().center },
-                Attributes {
+                Attributes<FeatureGroup<T>>{
                    ZAttribute(-10f)
-                    polygonId?.attributes?.let { from(it) }
+                    polygonId?.attributes?.let { putAll(it) }
                }
            )
        )
--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/drawFeature.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/drawFeature.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.features
+package space.kscience.maps.features

 import androidx.compose.ui.geometry.Offset
 import androidx.compose.ui.geometry.Size
@ -8,9 +8,8 @@ import androidx.compose.ui.graphics.Path
 import androidx.compose.ui.graphics.PointMode
 import androidx.compose.ui.graphics.drawscope.Stroke
 import androidx.compose.ui.graphics.drawscope.translate
-import center.sciprog.attributes.plus
+import space.kscience.attributes.plus
 import space.kscience.kmath.PerformancePitfall
-import space.kscience.kmath.geometry.degrees


 //internal fun Color.toPaint(): Paint = Paint().apply {
@ -57,8 +56,8 @@ public fun <T : Any> FeatureDrawScope<T>.drawFeature(

            drawArc(
                color = color,
-                startAngle = (feature.startAngle.degrees).toFloat(),
-                sweepAngle = (feature.arcLength.degrees).toFloat(),
+                startAngle = (feature.startAngle.toDegrees().value).toFloat(),
+                sweepAngle = (feature.arcLength.toDegrees().value).toFloat(),
                useCenter = false,
                topLeft = dpRect.topLeft,
                size = size,
@ -91,7 +90,11 @@ public fun <T : Any> FeatureDrawScope<T>.drawFeature(

        is FeatureGroup -> {
            feature.featureMap.values.forEach {
-                drawFeature(it.withAttributes { feature.attributes + this })
+                drawFeature(
+                    it.withAttributes {
+                        feature.attributes + this
+                    }
+                )
            }
        }

--- a/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/mapFeatureAttributes.kt
+++ b/maps-kt-features/src/commonMain/kotlin/space/kscience/maps/features/mapFeatureAttributes.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.features
+package space.kscience.maps.features

 import androidx.compose.foundation.ExperimentalFoundationApi
 import androidx.compose.foundation.PointerMatcher
@ -6,10 +6,7 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.PathEffect
 import androidx.compose.ui.input.pointer.PointerEvent
 import androidx.compose.ui.input.pointer.PointerKeyboardModifiers
-import center.sciprog.attributes.Attribute
-import center.sciprog.attributes.AttributesBuilder
-import center.sciprog.attributes.SetAttribute
-import center.sciprog.attributes.withAttribute
+import space.kscience.attributes.*

 public object ZAttribute : Attribute<Float>

@ -50,21 +47,19 @@ public fun <T : Any, F : Feature<T>> FeatureRef<T, F>.zoomRange(range: FloatRang
 public object AlphaAttribute : Attribute<Float>

 public fun <T : Any, F : Feature<T>> FeatureRef<T, F>.modifyAttributes(
-    modification: AttributesBuilder.() -> Unit
+    modification: AttributesBuilder<F>.() -> Unit,
 ): FeatureRef<T, F> {
    @Suppress("UNCHECKED_CAST")
    parent.feature(
        id,
-        resolve().withAttributes {
-            AttributesBuilder(this).apply(modification).build()
-        } as F
+        resolve().withAttributes { modified(modification) } as F
    )
    return this
 }

 public fun <T : Any, F : Feature<T>, V> FeatureRef<T, F>.modifyAttribute(
    key: Attribute<V>,
-    value: V?,
+    value: V,
 ): FeatureRef<T, F> {
    @Suppress("UNCHECKED_CAST")
    parent.feature(id, resolve().withAttributes { withAttribute(key, value) } as F)
--- a/maps-kt-features/src/commonTest/kotlin/center/sciprog/attributes/AttributesSerializationTest.kt
+++ b/maps-kt-features/src/commonTest/kotlin/center/sciprog/attributes/AttributesSerializationTest.kt
@ -1,13 +1,21 @@
 package center.sciprog.attributes

-import kotlinx.serialization.*
+import kotlinx.serialization.Contextual
+import kotlinx.serialization.ExperimentalSerializationApi
+import kotlinx.serialization.Serializable
 import kotlinx.serialization.json.Json
 import kotlinx.serialization.modules.SerializersModule
 import kotlinx.serialization.modules.contextual
 import kotlinx.serialization.protobuf.ProtoBuf
+import kotlinx.serialization.serializer
+import space.kscience.AttributesSerializer
+import space.kscience.NameAttribute
+import space.kscience.SerializableAttribute
+import space.kscience.attributes.Attributes
 import kotlin.test.Ignore
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertTrue

 internal class AttributesSerializationTest {

@ -28,32 +36,36 @@ internal class AttributesSerializationTest {
        override fun toString(): String = "test"
    }

+    val serializer = AttributesSerializer(setOf(NameAttribute, TestAttribute, ContainerAttribute))
+
    @Test
    fun restoreFromJson() {
+
        val json = Json {
            serializersModule = SerializersModule {
-                contextual(AttributesSerializer(setOf(NameAttribute, TestAttribute, ContainerAttribute)))
+                contextual(serializer)
            }
        }

-        val attributes = Attributes {
+        val attributes = Attributes<Any> {
            NameAttribute("myTest")
            TestAttribute(mapOf("a" to "aa", "b" to "bb"))
            ContainerAttribute(
                Container(
-                    Attributes {
+                    Attributes<Any> {
                        TestAttribute(mapOf("a" to "aa", "b" to "bb"))
                    }
                )
            )
        }

-        val serialized: String = json.encodeToString(attributes)
+
+        val serialized: String = json.encodeToString(serializer, attributes)
        println(serialized)

-        val restored: Attributes = json.decodeFromString(serialized)
+        val restored: Attributes = json.decodeFromString(serializer, serialized)

-        assertEquals(attributes, restored)
+        assertTrue { Attributes.equals(attributes, restored) }
    }

    @OptIn(ExperimentalSerializationApi::class)
@ -62,25 +74,25 @@ internal class AttributesSerializationTest {
    fun restoreFromProtoBuf() {
        val protoBuf = ProtoBuf {
            serializersModule = SerializersModule {
-                contextual(AttributesSerializer(setOf(NameAttribute, TestAttribute, ContainerAttribute)))
+                contextual(serializer)
            }
        }

-        val attributes = Attributes {
+        val attributes = Attributes<Any> {
            NameAttribute("myTest")
            TestAttribute(mapOf("a" to "aa", "b" to "bb"))
            ContainerAttribute(
                Container(
-                    Attributes {
+                    Attributes<Any> {
                        TestAttribute(mapOf("a" to "aa", "b" to "bb"))
                    }
                )
            )
        }

-        val serialized = protoBuf.encodeToByteArray(attributes)
+        val serialized = protoBuf.encodeToByteArray(serializer, attributes)

-        val restored: Attributes = protoBuf.decodeFromByteArray(serialized)
+        val restored: Attributes = protoBuf.decodeFromByteArray(serializer, serialized)

        assertEquals(attributes, restored)
    }
--- a/maps-kt-features/src/jsMain/kotlin/center/sciprog/maps/features/FeatureFont.kt
+++ b/maps-kt-features/src/jsMain/kotlin/center/sciprog/maps/features/FeatureFont.kt
@ -1,5 +0,0 @@
-package center.sciprog.maps.features
-
-public actual class FeatureFont {
-    public actual var size: Float = 16f
-}
--- a/maps-kt-features/src/jvmMain/kotlin/center/sciprog/maps/features/FeatureFont.kt
+++ b/maps-kt-features/src/jvmMain/kotlin/center/sciprog/maps/features/FeatureFont.kt
@ -1,5 +0,0 @@
-package center.sciprog.maps.features
-
-import org.jetbrains.skia.Font
-
-public actual typealias FeatureFont = Font
--- a/maps-kt-geojson/README.md
+++ b/maps-kt-geojson/README.md
@ -6,19 +6,8 @@

 ## Artifact:

-The Maven coordinates of this project are `center.sciprog:maps-kt-geojson:0.2.2`.
+The Maven coordinates of this project are `space.kscience:maps-kt-geojson:0.3.0`.

-**Gradle Groovy:**
-```groovy
-repositories {
-    maven { url 'https://repo.kotlin.link' }
-    mavenCentral()
-}
-
-dependencies {
-    implementation 'center.sciprog:maps-kt-geojson:0.2.2'
-}
-```
 **Gradle Kotlin DSL:**
 ```kotlin
 repositories {
@ -27,6 +16,6 @@ repositories {
 }

 dependencies {
-    implementation("center.sciprog:maps-kt-geojson:0.2.2")
+    implementation("space.kscience:maps-kt-geojson:0.3.0")
 }
 ```
--- a/maps-kt-geojson/build.gradle.kts
+++ b/maps-kt-geojson/build.gradle.kts
@ -6,7 +6,9 @@ plugins {

 kscience{
    jvm()
-    js()
+//    js()
+    wasm()
+
    useSerialization {
        json()
    }
--- a/maps-kt-geojson/src/commonMain/kotlin/space/kscience/maps/geojson/GeoJson.kt
+++ b/maps-kt-geojson/src/commonMain/kotlin/space/kscience/maps/geojson/GeoJson.kt
@ -1,10 +1,10 @@
-package center.sciprog.maps.geojson
+package space.kscience.maps.geojson

-import center.sciprog.maps.geojson.GeoJson.Companion.PROPERTIES_KEY
-import center.sciprog.maps.geojson.GeoJson.Companion.TYPE_KEY
-import center.sciprog.maps.geojson.GeoJsonFeatureCollection.Companion.FEATURES_KEY
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.json.*
+import space.kscience.maps.geojson.GeoJson.Companion.PROPERTIES_KEY
+import space.kscience.maps.geojson.GeoJson.Companion.TYPE_KEY
+import space.kscience.maps.geojson.GeoJsonFeatureCollection.Companion.FEATURES_KEY
 import kotlin.jvm.JvmInline

 /**
--- a/maps-kt-geojson/src/commonMain/kotlin/space/kscience/maps/geojson/GeoJsonGeometry.kt
+++ b/maps-kt-geojson/src/commonMain/kotlin/space/kscience/maps/geojson/GeoJsonGeometry.kt
@ -1,10 +1,9 @@
-package center.sciprog.maps.geojson
+package space.kscience.maps.geojson

-import center.sciprog.maps.coordinates.Gmc
-import center.sciprog.maps.coordinates.meters
-import center.sciprog.maps.geojson.GeoJsonGeometry.Companion.COORDINATES_KEY
 import kotlinx.serialization.json.*
-import space.kscience.kmath.geometry.degrees
+import space.kscience.maps.coordinates.Gmc
+import space.kscience.maps.coordinates.meters
+import space.kscience.maps.geojson.GeoJsonGeometry.Companion.COORDINATES_KEY
 import kotlin.jvm.JvmInline

 public sealed interface GeoJsonGeometry : GeoJson {
@ -35,8 +34,8 @@ internal fun JsonElement.toGmc() = jsonArray.run {
 }

 internal fun Gmc.toJsonArray(): JsonArray = buildJsonArray {
-    add(longitude.degrees)
-    add(latitude.degrees)
+    add(longitude.toDegrees().value)
+    add(latitude.toDegrees().value)
    elevation?.let {
        add(it.meters)
    }
--- a/maps-kt-geojson/src/commonMain/kotlin/space/kscience/maps/geojson/GeoJsonPropertiesAttribute.kt
+++ b/maps-kt-geojson/src/commonMain/kotlin/space/kscience/maps/geojson/GeoJsonPropertiesAttribute.kt
@ -1,7 +1,7 @@
-package center.sciprog.maps.geojson
+package space.kscience.maps.geojson

-import center.sciprog.attributes.SerializableAttribute
 import kotlinx.serialization.json.JsonObject
 import kotlinx.serialization.serializer
+import space.kscience.SerializableAttribute

 public object GeoJsonPropertiesAttribute : SerializableAttribute<JsonObject>("properties", serializer())
--- a/maps-kt-geojson/src/commonMain/kotlin/space/kscience/maps/geojson/GeoJsonSerializer.kt
+++ b/maps-kt-geojson/src/commonMain/kotlin/space/kscience/maps/geojson/GeoJsonSerializer.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.geojson
+package space.kscience.maps.geojson

 import kotlinx.serialization.KSerializer
 import kotlinx.serialization.descriptors.SerialDescriptor
--- a/maps-kt-geojson/src/commonMain/kotlin/space/kscience/maps/geojson/geoJsonToMap.kt
+++ b/maps-kt-geojson/src/commonMain/kotlin/space/kscience/maps/geojson/geoJsonToMap.kt
@ -1,12 +1,12 @@
-package center.sciprog.maps.geojson
+package space.kscience.maps.geojson

 import androidx.compose.ui.graphics.Color
-import center.sciprog.attributes.NameAttribute
-import center.sciprog.maps.coordinates.Gmc
-import center.sciprog.maps.features.*
 import kotlinx.serialization.json.contentOrNull
 import kotlinx.serialization.json.intOrNull
 import kotlinx.serialization.json.jsonPrimitive
+import space.kscience.NameAttribute
+import space.kscience.maps.coordinates.Gmc
+import space.kscience.maps.features.*


 /**
--- a/maps-kt-geojson/src/jvmMain/kotlin/space/kscience/maps/geojson/geoJsonFeatureJvm.kt
+++ b/maps-kt-geojson/src/jvmMain/kotlin/space/kscience/maps/geojson/geoJsonFeatureJvm.kt
@ -1,11 +1,11 @@
-package center.sciprog.maps.geojson
+package space.kscience.maps.geojson

-import center.sciprog.maps.coordinates.Gmc
-import center.sciprog.maps.features.Feature
-import center.sciprog.maps.features.FeatureGroup
-import center.sciprog.maps.features.FeatureRef
 import kotlinx.serialization.json.Json
 import kotlinx.serialization.json.jsonObject
+import space.kscience.maps.coordinates.Gmc
+import space.kscience.maps.features.Feature
+import space.kscience.maps.features.FeatureGroup
+import space.kscience.maps.features.FeatureRef
 import java.net.URL

 /**
--- a/maps-kt-geotiff/src/main/kotlin/center/sciprog/maps/geotiff/geotiff.kt
+++ b/maps-kt-geotiff/src/main/kotlin/center/sciprog/maps/geotiff/geotiff.kt
@ -1,9 +1,9 @@
 package center.sciprog.maps.geotiff

-import center.sciprog.maps.coordinates.Gmc
-import center.sciprog.maps.features.Feature
-import center.sciprog.maps.features.FeatureGroup
-import center.sciprog.maps.features.FeatureRef
+import space.kscience.maps.coordinates.Gmc
+import space.kscience.maps.features.Feature
+import space.kscience.maps.features.FeatureGroup
+import space.kscience.maps.features.FeatureRef
 import kotlinx.serialization.json.Json
 import kotlinx.serialization.json.jsonObject
 import org.geotools.gce.geotiff.GeoTiffReader
--- a/maps-kt-scheme/README.md
+++ b/maps-kt-scheme/README.md
@ -6,19 +6,8 @@

 ## Artifact:

-The Maven coordinates of this project are `center.sciprog:maps-kt-scheme:0.2.2`.
+The Maven coordinates of this project are `space.kscience:maps-kt-scheme:0.3.0`.

-**Gradle Groovy:**
-```groovy
-repositories {
-    maven { url 'https://repo.kotlin.link' }
-    mavenCentral()
-}
-
-dependencies {
-    implementation 'center.sciprog:maps-kt-scheme:0.2.2'
-}
-```
 **Gradle Kotlin DSL:**
 ```kotlin
 repositories {
@ -27,6 +16,6 @@ repositories {
 }

 dependencies {
-    implementation("center.sciprog:maps-kt-scheme:0.2.2")
+    implementation("space.kscience:maps-kt-scheme:0.3.0")
 }
 ```
--- a/maps-kt-scheme/build.gradle.kts
+++ b/maps-kt-scheme/build.gradle.kts
@ -1,31 +1,24 @@
 plugins {
    id("space.kscience.gradle.mpp")
-    id("org.jetbrains.compose")
+    alias(spclibs.plugins.compose.compiler)
+    alias(spclibs.plugins.compose.jb)
    `maven-publish`
 }

 kscience{
    jvm()
-    js()
-}
+//    js()
+    wasm()

-kotlin {
-    sourceSets {
    commonMain{
-            dependencies {
        api(projects.mapsKtFeatures)
-                api("io.github.microutils:kotlin-logging:2.1.23")
-                api(compose.foundation)
    }
-        }
-        getByName("jvmMain"){
-            dependencies {
+    jvmMain{
        implementation("org.jfree:org.jfree.svg:5.0.4")
        api(compose.desktop.currentOs)
    }
 }
-    }
-}
+

 //java {
 //    targetCompatibility = JVM_TARGET
--- a/maps-kt-scheme/src/commonMain/kotlin/space/kscience/maps/scheme/SchemeView.kt
+++ b/maps-kt-scheme/src/commonMain/kotlin/space/kscience/maps/scheme/SchemeView.kt
@ -1,16 +1,12 @@
-package center.sciprog.maps.scheme
+package space.kscience.maps.scheme

 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.graphics.Color
-import androidx.compose.ui.graphics.PathEffect
-import androidx.compose.ui.graphics.drawscope.Stroke
-import androidx.compose.ui.graphics.drawscope.clipRect
 import androidx.compose.ui.unit.DpSize
-import center.sciprog.maps.compose.canvasControls
-import center.sciprog.maps.features.*
-import mu.KotlinLogging
+import io.github.oshai.kotlinlogging.KotlinLogging
+import space.kscience.maps.compose.canvasControls
+import space.kscience.maps.features.*
 import kotlin.math.min


--- a/maps-kt-scheme/src/commonMain/kotlin/space/kscience/maps/scheme/XY.kt
+++ b/maps-kt-scheme/src/commonMain/kotlin/space/kscience/maps/scheme/XY.kt
@ -1,11 +1,11 @@
-package center.sciprog.maps.scheme
+package space.kscience.maps.scheme

 import androidx.compose.ui.unit.DpSize
 import androidx.compose.ui.unit.dp
-import center.sciprog.maps.features.CoordinateSpace
-import center.sciprog.maps.features.Rectangle
-import center.sciprog.maps.features.ViewPoint
 import space.kscience.kmath.geometry.Vector2D
+import space.kscience.maps.features.CoordinateSpace
+import space.kscience.maps.features.Rectangle
+import space.kscience.maps.features.ViewPoint
 import kotlin.math.abs
 import kotlin.math.max
 import kotlin.math.min
--- a/maps-kt-scheme/src/commonMain/kotlin/space/kscience/maps/scheme/XYCanvasState.kt
+++ b/maps-kt-scheme/src/commonMain/kotlin/space/kscience/maps/scheme/XYCanvasState.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.scheme
+package space.kscience.maps.scheme

 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.remember
@ -6,7 +6,7 @@ import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.DpOffset
 import androidx.compose.ui.unit.DpRect
 import androidx.compose.ui.unit.dp
-import center.sciprog.maps.features.*
+import space.kscience.maps.features.*
 import kotlin.math.min

 public class XYCanvasState(
--- a/maps-kt-scheme/src/commonMain/kotlin/space/kscience/maps/scheme/XYCoordinateSpace.kt
+++ b/maps-kt-scheme/src/commonMain/kotlin/space/kscience/maps/scheme/XYCoordinateSpace.kt
@ -1,11 +1,11 @@
-package center.sciprog.maps.scheme
+package space.kscience.maps.scheme

 import androidx.compose.ui.unit.DpOffset
 import androidx.compose.ui.unit.DpSize
 import androidx.compose.ui.unit.dp
-import center.sciprog.maps.features.CoordinateSpace
-import center.sciprog.maps.features.Rectangle
-import center.sciprog.maps.features.ViewPoint
+import space.kscience.maps.features.CoordinateSpace
+import space.kscience.maps.features.Rectangle
+import space.kscience.maps.features.ViewPoint
 import kotlin.math.abs
 import kotlin.math.pow

--- a/maps-kt-scheme/src/commonMain/kotlin/space/kscience/maps/scheme/schemeFeatures.kt
+++ b/maps-kt-scheme/src/commonMain/kotlin/space/kscience/maps/scheme/schemeFeatures.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.scheme
+package space.kscience.maps.scheme

 import androidx.compose.runtime.Composable
 import androidx.compose.ui.graphics.Color
@ -8,9 +8,9 @@ import androidx.compose.ui.graphics.vector.ImageVector
 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.maps.features.*
+import space.kscience.attributes.Attributes
 import space.kscience.kmath.geometry.Angle
+import space.kscience.maps.features.*
 import kotlin.math.ceil

 internal fun Pair<Number, Number>.toCoordinates(): XY = XY(first.toFloat(), second.toFloat())
--- a/maps-kt-scheme/src/jvmMain/kotlin/space/kscience/maps/svg/SvgCanvas.kt
+++ b/maps-kt-scheme/src/jvmMain/kotlin/space/kscience/maps/svg/SvgCanvas.kt
@ -1,4 +1,4 @@
-package center.sciprog.maps.svg
+package space.kscience.maps.svg

 import androidx.compose.ui.geometry.Offset
 import androidx.compose.ui.geometry.Rect
@ -301,7 +301,7 @@ internal class SvgCanvas(val graphics: SVGGraphics2D) : Canvas {
 }

 internal class SvgDrawContext(val graphics: SVGGraphics2D, override var size: Size) : DrawContext {
-    override val canvas: Canvas = SvgCanvas(graphics)
+    override var canvas: Canvas = SvgCanvas(graphics)

    override val transform: DrawTransform = asDrawTransform()
 }
--- a/maps-kt-scheme/src/jvmMain/kotlin/space/kscience/maps/svg/SvgDrawScope.kt
+++ b/maps-kt-scheme/src/jvmMain/kotlin/space/kscience/maps/svg/SvgDrawScope.kt
@ -1,18 +1,21 @@
-package center.sciprog.maps.svg
+package space.kscience.maps.svg

 import androidx.compose.ui.geometry.CornerRadius
 import androidx.compose.ui.geometry.Offset
 import androidx.compose.ui.geometry.Size
 import androidx.compose.ui.graphics.*
-import androidx.compose.ui.graphics.drawscope.*
+import androidx.compose.ui.graphics.drawscope.DrawContext
+import androidx.compose.ui.graphics.drawscope.DrawStyle
+import androidx.compose.ui.graphics.drawscope.Fill
+import androidx.compose.ui.graphics.drawscope.Stroke
 import androidx.compose.ui.graphics.painter.Painter
 import androidx.compose.ui.unit.IntOffset
 import androidx.compose.ui.unit.IntSize
 import androidx.compose.ui.unit.LayoutDirection
-import center.sciprog.attributes.Attributes
-import center.sciprog.maps.features.*
-import center.sciprog.maps.scheme.XY
 import org.jfree.svg.SVGGraphics2D
+import space.kscience.attributes.Attributes
+import space.kscience.maps.features.*
+import space.kscience.maps.scheme.XY
 import java.awt.BasicStroke
 import java.awt.geom.*
 import java.awt.image.AffineTransformOp
--- a/maps-kt-scheme/src/jvmMain/kotlin/space/kscience/maps/svg/exportToSvg.kt
+++ b/maps-kt-scheme/src/jvmMain/kotlin/space/kscience/maps/svg/exportToSvg.kt
@ -1,15 +1,14 @@
-package center.sciprog.maps.svg
+package space.kscience.maps.svg

 import androidx.compose.runtime.Composable
-import androidx.compose.ui.geometry.Size
 import androidx.compose.ui.graphics.painter.Painter
 import androidx.compose.ui.unit.DpSize
 import androidx.compose.ui.unit.dp
-import center.sciprog.maps.features.*
-import center.sciprog.maps.scheme.XY
-import center.sciprog.maps.scheme.XYCanvasState
 import org.jfree.svg.SVGGraphics2D
 import org.jfree.svg.SVGUtils
+import space.kscience.maps.features.*
+import space.kscience.maps.scheme.XY
+import space.kscience.maps.scheme.XYCanvasState


 public class FeatureStateSnapshot<T : Any>(
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@ -5,8 +5,6 @@ enableFeaturePreview("TYPESAFE_PROJECT_ACCESSORS")
 pluginManagement {

    val toolsVersion: String by extra
-    val composeVersion = extra["compose.version"] as String
-    val agpVersion = extra["agp.version"] as String

    repositories {
        mavenLocal()
@ -20,13 +18,9 @@ pluginManagement {
    plugins {
 //        id("com.android.application").version(extra["agp.version"] as String)
 //        id("com.android.library").version(extra["agp.version"] as String)
-        id("org.jetbrains.compose") version composeVersion
        id("space.kscience.gradle.project") version toolsVersion
        id("space.kscience.gradle.mpp") version toolsVersion
        id("space.kscience.gradle.jvm") version toolsVersion
-        id("space.kscience.gradle.js") version toolsVersion
-        id("com.android.application") version agpVersion
-        id("com.android.library") version agpVersion
    }
 }

@ -61,6 +55,6 @@ include(
    ":demo:scheme",
    ":demo:polygon-editor",
    ":demo:trajectory-playground",
-    ":demo:maps-js"
+    ":demo:maps-wasm"
 )

--- a/trajectory-kt/README.md
+++ b/trajectory-kt/README.md
@ -5,19 +5,8 @@

 ## Artifact:

-The Maven coordinates of this project are `space.kscience:trajectory-kt:0.2.2`.
+The Maven coordinates of this project are `space.kscience:trajectory-kt:0.3.0`.

-**Gradle Groovy:**
-```groovy
-repositories {
-    maven { url 'https://repo.kotlin.link' }
-    mavenCentral()
-}
-
-dependencies {
-    implementation 'space.kscience:trajectory-kt:0.2.2'
-}
-```
 **Gradle Kotlin DSL:**
 ```kotlin
 repositories {
@ -26,7 +15,7 @@ repositories {
 }

 dependencies {
-    implementation("space.kscience:trajectory-kt:0.2.2")
+    implementation("space.kscience:trajectory-kt:0.3.0")
 }
 ```

--- a/trajectory-kt/build.gradle.kts
+++ b/trajectory-kt/build.gradle.kts
@ -11,9 +11,12 @@ kscience{
    jvm()
    js()
    native()
+    wasm()

    useContextReceivers()
-    useSerialization()
+    useSerialization{
+        json()
+    }
    dependencies {
        api("space.kscience:kmath-geometry:$kmathVersion")
    }
--- a/maps-kt-features/src/commonMain/kotlin/center.sciprog.attributes/AttributesSerializer.kt
+++ b/maps-kt-features/src/commonMain/kotlin/center.sciprog.attributes/AttributesSerializer.kt
@ -1,12 +1,15 @@
@file:Suppress("UNCHECKED_CAST")

-package center.sciprog.attributes
+package space.kscience

 import kotlinx.serialization.KSerializer
+import kotlinx.serialization.builtins.serializer
 import kotlinx.serialization.descriptors.SerialDescriptor
 import kotlinx.serialization.encoding.Decoder
 import kotlinx.serialization.encoding.Encoder
 import kotlinx.serialization.json.*
+import space.kscience.attributes.Attribute
+import space.kscience.attributes.Attributes

 public class AttributesSerializer(
    private val serializableAttributes: Set<SerializableAttribute<*>>,
@ -29,12 +32,17 @@ public class AttributesSerializer(

            attr to value
        }
-        return Attributes(attributeMap)
+        return object : Attributes {
+            override val content: Map<out Attribute<*>, Any?> = attributeMap
+            override fun toString(): String = "Attributes(value=${content.entries})"
+            override fun equals(other: Any?): Boolean = other is Attributes && Attributes.equals(this, other)
+            override fun hashCode(): Int  = content.hashCode()
+        }
    }

    override fun serialize(encoder: Encoder, value: Attributes) {
        val json = buildJsonObject {
-            value.content.forEach { (key: Attribute<*>, value: Any) ->
+            value.content.forEach { (key: Attribute<*>, value: Any?) ->
                if (key !in serializableAttributes) error("An attribute key '$key' is not in the list of allowed attributes for this serializer")
                val serializableKey = key as SerializableAttribute

@ -46,10 +54,19 @@ public class AttributesSerializer(

                put(
                    serializableKey.serialId,
-                    json.encodeToJsonElement(serializableKey.serializer as KSerializer<Any>, value)
+                    json.encodeToJsonElement(serializableKey.serializer as KSerializer<Any?>, value)
                )
            }
        }
        jsonSerializer.serialize(encoder, json)
    }
 }
+
+public abstract class SerializableAttribute<T>(
+    public val serialId: String,
+    public val serializer: KSerializer<T>,
+) : Attribute<T> {
+    override fun toString(): String = serialId
+}
+
+public object NameAttribute : SerializableAttribute<String>("name", String.serializer())
--- a/trajectory-kt/src/commonMain/kotlin/space/kscience/kmath/geometry/geometryExtensions.kt
+++ b/trajectory-kt/src/commonMain/kotlin/space/kscience/kmath/geometry/geometryExtensions.kt
@ -1,21 +1,25 @@
-package space.kscience.kmath.geometry
+package space.kscience

+import space.kscience.kmath.geometry.*
+import space.kscience.kmath.geometry.euclidean2d.Circle2D
+import space.kscience.kmath.geometry.euclidean2d.Float64Space2D
+import space.kscience.kmath.structures.Float64
 import space.kscience.trajectory.*
 import kotlin.math.abs
 import kotlin.math.pow
 import kotlin.math.sign
 import kotlin.math.sqrt

-public fun Euclidean2DSpace.circle(x: Number, y: Number, radius: Number): Circle2D =
+public fun Float64Space2D.circle(x: Number, y: Number, radius: Number): Circle2D<Float64> =
    Circle2D(vector(x, y), radius = radius.toDouble())

-public fun Euclidean2DSpace.segment(begin: DoubleVector2D, end: DoubleVector2D): LineSegment2D =
+public fun Float64Space2D.segment(begin: Vector2D<Float64>, end: Vector2D<Float64>): LineSegment2D =
    LineSegment(begin, end)

-public fun Euclidean2DSpace.segment(x1: Number, y1: Number, x2: Number, y2: Number): LineSegment2D =
+public fun Float64Space2D.segment(x1: Number, y1: Number, x2: Number, y2: Number): LineSegment2D =
    LineSegment(vector(x1, y1), vector(x2, y2))

-public fun Euclidean2DSpace.intersectsOrInside(circle1: Circle2D, circle2: Circle2D): Boolean {
+public fun Float64Space2D.intersectsOrInside(circle1: Circle2D<Float64>, circle2: Circle2D<Float64>): Boolean {
    val distance = norm(circle2.center - circle1.center)
    return distance <= circle1.radius + circle2.radius
 }
@ -23,7 +27,7 @@ public fun Euclidean2DSpace.intersectsOrInside(circle1: Circle2D, circle2: Circl
 /**
 * https://mathworld.wolfram.com/Circle-LineIntersection.html
 */
-public fun Euclidean2DSpace.intersects(segment: LineSegment2D, circle: Circle2D): Boolean {
+public fun Float64Space2D.intersects(segment: LineSegment2D, circle: Circle2D<Float64>): Boolean {
    val direction = segment.end - segment.begin
    val radiusVector = segment.begin - circle.center

@ -43,14 +47,14 @@ public fun Euclidean2DSpace.intersects(segment: LineSegment2D, circle: Circle2D)
 }


-public fun Euclidean2DSpace.intersects(circle: Circle2D, segment: LineSegment2D): Boolean =
+public fun Float64Space2D.intersects(circle: Circle2D<Float64>, segment: LineSegment2D): Boolean =
    intersects(segment, circle)

-public fun Euclidean2DSpace.intersects(segment1: LineSegment2D, segment2: LineSegment2D): Boolean {
-    infix fun DoubleVector2D.cross(v2: DoubleVector2D): Double = x * v2.y - y * v2.x
-    infix fun DoubleVector2D.crossSign(v2: DoubleVector2D) = cross(v2).sign
+public fun Float64Space2D.intersects(segment1: LineSegment2D, segment2: LineSegment2D): Boolean {
+    infix fun Vector2D<Float64>.cross(v2: Vector2D<Float64>): Double = x * v2.y - y * v2.x
+    infix fun Vector2D<Float64>.crossSign(v2: Vector2D<Float64>) = cross(v2).sign

-    return with(Euclidean2DSpace) {
+    return with(Float64Space2D) {
        (segment2.begin - segment1.begin) crossSign (segment2.end - segment1.begin) !=
                (segment2.begin - segment1.end) crossSign (segment2.end - segment1.end) &&
                (segment1.begin - segment2.begin) crossSign (segment1.end - segment2.begin) !=
@ -58,7 +62,7 @@ public fun Euclidean2DSpace.intersects(segment1: LineSegment2D, segment2: LineSe
    }
 }

-public fun Euclidean2DSpace.intersectsTrajectory(segment: LineSegment2D, trajectory: Trajectory2D): Boolean =
+public fun Float64Space2D.intersectsTrajectory(segment: LineSegment2D, trajectory: Trajectory2D): Boolean =
    when (trajectory) {
        is CircleTrajectory2D -> intersects(segment, trajectory.circle)
        is StraightTrajectory2D -> intersects(segment, trajectory)
@ -72,7 +76,7 @@ public fun Euclidean2DSpace.intersectsTrajectory(segment: LineSegment2D, traject
 *
 * @param bearing is counted the same way as in [Pose2D], from positive y clockwise
 */
-public fun Circle2D.tangent(bearing: Angle, direction: Trajectory2D.Direction): Pose2D = with(Euclidean2DSpace) {
+public fun Circle2D<Float64>.tangent(bearing: Angle, direction: Trajectory2D.Direction): Pose2D = with(Float64Space2D) {
    val coordinates: Vector2D<Double> = vector(center.x + radius * sin(bearing), center.y + radius * cos(bearing))
    val tangentAngle = when (direction) {
        Trajectory2D.R -> bearing + Angle.piDiv2
@ -82,7 +86,7 @@ public fun Circle2D.tangent(bearing: Angle, direction: Trajectory2D.Direction):
 }


-public fun CircleTrajectory2D.containsPoint(point: DoubleVector2D): Boolean = with(Euclidean2DSpace) {
+public fun CircleTrajectory2D.containsPoint(point: Vector2D<Float64>): Boolean = with(Float64Space2D) {
    val radiusVector = point - center
    if (abs(norm(radiusVector) - circle.radius) > 1e-4 * circle.radius) error("Wrong radius")
    val radiusVectorBearing = radiusVector.bearing
--- a/trajectory-kt/src/commonMain/kotlin/space/kscience/kmath/geometry/polygonExtensions.kt
+++ b/trajectory-kt/src/commonMain/kotlin/space/kscience/kmath/geometry/polygonExtensions.kt
@ -1,21 +0,0 @@
-package space.kscience.kmath.geometry
-
-import space.kscience.kmath.misc.zipWithNextCircular
-import space.kscience.trajectory.Trajectory2D
-
-public fun Euclidean2DSpace.polygon(points: List<DoubleVector2D>): Polygon<Double> = object : Polygon<Double> {
-    override val points: List<Vector2D<Double>> get() = points
-}
-
-public fun Euclidean2DSpace.intersects(polygon: Polygon<Double>, segment: LineSegment2D): Boolean =
-    polygon.points.zipWithNextCircular { l, r -> segment(l, r) }.any { intersects(it, segment) }
-
-public fun Euclidean2DSpace.intersects(polygon: Polygon<Double>, circle: Circle2D): Boolean =
-    polygon.points.zipWithNextCircular { l, r -> segment(l, r) }.any { intersects(it, circle) }
-
-public fun Euclidean2DSpace.intersectsTrajectory(polygon: Polygon<Double>, trajectory: Trajectory2D): Boolean =
-    polygon.points.zipWithNextCircular { l, r ->
-        segment(l, r)
-    }.any { edge ->
-        intersectsTrajectory(edge, trajectory)
-    }
--- a/trajectory-kt/src/commonMain/kotlin/space/kscience/polygonExtensions.kt
+++ b/trajectory-kt/src/commonMain/kotlin/space/kscience/polygonExtensions.kt
@ -0,0 +1,28 @@
+package space.kscience
+
+import space.kscience.kmath.geometry.LineSegment2D
+import space.kscience.kmath.geometry.Polygon
+import space.kscience.kmath.geometry.Vector2D
+import space.kscience.kmath.geometry.euclidean2d.Circle2D
+import space.kscience.kmath.geometry.euclidean2d.Float64Space2D
+import space.kscience.kmath.misc.zipWithNextCircular
+import space.kscience.kmath.structures.Float64
+import space.kscience.trajectory.Trajectory2D
+
+public fun Float64Space2D.polygon(points: List<Vector2D<Double>>): Polygon<Vector2D<Float64>> =
+    object : Polygon<Vector2D<Float64>> {
+        override val points: List<Vector2D<Double>> get() = points
+    }
+
+public fun Float64Space2D.intersects(polygon: Polygon<Vector2D<Float64>>, segment: LineSegment2D): Boolean =
+    polygon.points.zipWithNextCircular { l, r -> segment(l, r) }.any { intersects(it, segment) }
+
+public fun Float64Space2D.intersects(polygon: Polygon<Vector2D<Float64>>, circle: Circle2D<Float64>): Boolean =
+    polygon.points.zipWithNextCircular { l, r -> segment(l, r) }.any { intersects(it, circle) }
+
+public fun Float64Space2D.intersectsTrajectory(polygon: Polygon<Vector2D<Float64>>, trajectory: Trajectory2D): Boolean =
+    polygon.points.zipWithNextCircular { l, r ->
+        segment(l, r)
+    }.any { edge ->
+        intersectsTrajectory(edge, trajectory)
+    }
--- a/trajectory-kt/src/commonMain/kotlin/space/kscience/trajectory/DubinsPath.kt
+++ b/trajectory-kt/src/commonMain/kotlin/space/kscience/trajectory/DubinsPath.kt
@ -5,23 +5,33 @@

 package space.kscience.trajectory

-import space.kscience.kmath.geometry.*
-import space.kscience.kmath.geometry.Euclidean2DSpace.distanceTo
+import space.kscience.kmath.geometry.cos
+import space.kscience.kmath.geometry.euclidean2d.Circle2D
+import space.kscience.kmath.geometry.euclidean2d.Float64Space2D
+import space.kscience.kmath.geometry.euclidean2d.Float64Space2D.distanceTo
+import space.kscience.kmath.geometry.normalized
+import space.kscience.kmath.geometry.radians
+import space.kscience.kmath.geometry.sin
+import space.kscience.kmath.structures.Float64
 import space.kscience.trajectory.Trajectory2D.*
 import kotlin.math.acos

-internal fun Pose2D.getLeftCircle(radius: Double): Circle2D = getTangentCircles(radius).first
+internal fun Pose2D.getLeftCircle(radius: Double): Circle2D<Float64> = getTangentCircles(radius).first

-internal fun Pose2D.getRightCircle(radius: Double): Circle2D = getTangentCircles(radius).second
+internal fun Pose2D.getRightCircle(radius: Double): Circle2D<Float64> = getTangentCircles(radius).second

-internal fun Pose2D.getTangentCircles(radius: Double): Pair<Circle2D, Circle2D> = with(Euclidean2DSpace) {
+internal fun Pose2D.getTangentCircles(radius: Double): Pair<Circle2D<Float64>, Circle2D<Float64>> =
+    with(Float64Space2D) {
        val dX = radius * cos(bearing)
        val dY = radius * sin(bearing)
        return Circle2D(vector(x - dX, y + dY), radius) to Circle2D(vector(x + dX, y - dY), radius)
    }

-private fun outerTangent(from: Circle2D, to: Circle2D, direction: Direction): StraightTrajectory2D =
-    with(Euclidean2DSpace) {
+private fun Float64Space2D.outerTangent(
+    from: Circle2D<Float64>,
+    to: Circle2D<Float64>,
+    direction: Direction,
+): StraightTrajectory2D {
    val centers = StraightTrajectory2D(from.center, to.center)
    val p1 = when (direction) {
        L -> vector(
@ -41,12 +51,11 @@ private fun outerTangent(from: Circle2D, to: Circle2D, direction: Direction): St
 }


-private fun innerTangent(
-    from: Circle2D,
-    to: Circle2D,
+private fun Float64Space2D.innerTangent(
+    from: Circle2D<Float64>,
+    to: Circle2D<Float64>,
    direction: Direction,
-): StraightTrajectory2D? =
-    with(Euclidean2DSpace) {
+): StraightTrajectory2D? {
    val centers = StraightTrajectory2D(from.center, to.center)
    if (centers.length < from.radius * 2) return null
    val angle = when (direction) {
@ -118,7 +127,7 @@ public object DubinsPath {
        all(start, end, turningRadius).minBy { it.length }

    public fun rlr(start: Pose2D, end: Pose2D, turningRadius: Double): CompositeTrajectory2D? =
-        with(Euclidean2DSpace) {
+        with(Float64Space2D) {
            val c1 = start.getRightCircle(turningRadius)
            val c2 = end.getRightCircle(turningRadius)
            val centers = StraightTrajectory2D(c1.center, c2.center)
@ -162,7 +171,7 @@ public object DubinsPath {
        }

    public fun lrl(start: Pose2D, end: Pose2D, turningRadius: Double): CompositeTrajectory2D? =
-        with(Euclidean2DSpace) {
+        with(Float64Space2D) {
            val c1 = start.getLeftCircle(turningRadius)
            val c2 = end.getLeftCircle(turningRadius)
            val centers = StraightTrajectory2D(c1.center, c2.center)
@ -208,7 +217,7 @@ public object DubinsPath {
    public fun rsr(start: Pose2D, end: Pose2D, turningRadius: Double): CompositeTrajectory2D {
        val c1 = start.getRightCircle(turningRadius)
        val c2 = end.getRightCircle(turningRadius)
-        val s = outerTangent(c1, c2, L)
+        val s = Float64Space2D.outerTangent(c1, c2, L)
        val a1 = CircleTrajectory2D(c1.center, start, s.begin, R)
        val a3 = CircleTrajectory2D(c2.center, s.end, end, R)
        return CompositeTrajectory2D(a1, s, a3)
@ -217,7 +226,7 @@ public object DubinsPath {
    public fun lsl(start: Pose2D, end: Pose2D, turningRadius: Double): CompositeTrajectory2D {
        val c1 = start.getLeftCircle(turningRadius)
        val c2 = end.getLeftCircle(turningRadius)
-        val s = outerTangent(c1, c2, R)
+        val s = Float64Space2D.outerTangent(c1, c2, R)
        val a1 = CircleTrajectory2D(c1.center, start, s.begin, L)
        val a3 = CircleTrajectory2D(c2.center, s.end, end, L)
        return CompositeTrajectory2D(a1, s, a3)
@ -226,7 +235,7 @@ public object DubinsPath {
    public fun rsl(start: Pose2D, end: Pose2D, turningRadius: Double): CompositeTrajectory2D? {
        val c1 = start.getRightCircle(turningRadius)
        val c2 = end.getLeftCircle(turningRadius)
-        val s = innerTangent(c1, c2, R)
+        val s = Float64Space2D.innerTangent(c1, c2, R)
        if (s == null || c1.center.distanceTo(c2.center) < turningRadius * 2) return null

        val a1 = CircleTrajectory2D(c1.center, start, s.begin, R)
@ -237,7 +246,7 @@ public object DubinsPath {
    public fun lsr(start: Pose2D, end: Pose2D, turningRadius: Double): CompositeTrajectory2D? {
        val c1 = start.getLeftCircle(turningRadius)
        val c2 = end.getRightCircle(turningRadius)
-        val s = innerTangent(c1, c2, L)
+        val s = Float64Space2D.innerTangent(c1, c2, L)
        if (s == null || c1.center.distanceTo(c2.center) < turningRadius * 2) return null

        val a1 = CircleTrajectory2D(c1.center, start, s.begin, L)
--- a/trajectory-kt/src/commonMain/kotlin/space/kscience/trajectory/Obstacle.kt
+++ b/trajectory-kt/src/commonMain/kotlin/space/kscience/trajectory/Obstacle.kt
@ -5,8 +5,15 @@

 package space.kscience.trajectory

-import space.kscience.kmath.geometry.*
+import space.kscience.intersectsTrajectory
+import space.kscience.kmath.geometry.Angle
+import space.kscience.kmath.geometry.Polygon
+import space.kscience.kmath.geometry.Vector2D
+import space.kscience.kmath.geometry.euclidean2d.Circle2D
+import space.kscience.kmath.geometry.euclidean2d.Float64Space2D
 import space.kscience.kmath.misc.zipWithNextCircular
+import space.kscience.kmath.structures.Float64
+import space.kscience.polygon


 public interface Obstacle {
@ -30,7 +37,7 @@ public interface Obstacle {
    }
 }

-private class CircleObstacle(val circle: Circle2D) : Obstacle {
+private class CircleObstacle(val circle: Circle2D<Float64>) : Obstacle {
    override val center: Vector2D<Double> get() = circle.center

    override val arcs: List<CircleTrajectory2D>
@ -41,7 +48,7 @@ private class CircleObstacle(val circle: Circle2D) : Obstacle {


    override fun intersectsTrajectory(trajectory: Trajectory2D): Boolean =
-        Euclidean2DSpace.intersectsTrajectory(circumvention, trajectory)
+        Float64Space2D.intersectsTrajectory(circumvention, trajectory)

    override fun equals(other: Any?): Boolean {
        if (this === other) return true
@ -67,18 +74,18 @@ private class CoreObstacle(override val circumvention: CompositeTrajectory2D) :
    }

    override val center: Vector2D<Double> by lazy {
-        Euclidean2DSpace.vector(
+        Float64Space2D.vector(
            arcs.sumOf { it.center.x } / arcs.size,
            arcs.sumOf { it.center.y } / arcs.size
        )
    }

-    val core: Polygon<Double> by lazy {
-        Euclidean2DSpace.polygon(arcs.map { it.circle.center })
+    val core: Polygon<Vector2D<Float64>> by lazy {
+        Float64Space2D.polygon(arcs.map { it.circle.center })
    }

    override fun intersectsTrajectory(trajectory: Trajectory2D): Boolean =
-        Euclidean2DSpace.intersectsTrajectory(core, trajectory)
+        Float64Space2D.intersectsTrajectory(core, trajectory)


    override fun equals(other: Any?): Boolean {
@ -99,7 +106,7 @@ private class CoreObstacle(override val circumvention: CompositeTrajectory2D) :
    }
 }

-public fun Obstacle(circles: List<Circle2D>): Obstacle = with(Euclidean2DSpace) {
+public fun Obstacle(circles: List<Circle2D<Float64>>): Obstacle = with(Float64Space2D) {
    require(circles.isNotEmpty()) { "Can't create circumvention for an empty obstacle" }
    //Create a single circle obstacle
    if(circles.size == 1) return CircleObstacle(circles.first())
@ -123,7 +130,7 @@ public fun Obstacle(circles: List<Circle2D>): Obstacle = with(Euclidean2DSpace)
        (it.center - center).bearing
    }

-    val tangents = convex.zipWithNextCircular { a: Circle2D, b: Circle2D ->
+    val tangents = convex.zipWithNextCircular { a: Circle2D<Float64>, b: Circle2D<Float64> ->
        tangentsBetweenCircles(a, b)[DubinsPath.Type.RSR]
            ?: error("Can't find right handed circumvention")
    }
@ -144,7 +151,7 @@ public fun Obstacle(circles: List<Circle2D>): Obstacle = with(Euclidean2DSpace)
 }


-public fun Obstacle(vararg circles: Circle2D): Obstacle = Obstacle(listOf(*circles))
+public fun Obstacle(vararg circles: Circle2D<Float64>): Obstacle = Obstacle(listOf(*circles))

 public fun Obstacle(points: List<Vector2D<Double>>, radius: Double): Obstacle =
    Obstacle(points.map { Circle2D(it, radius) })
--- a/trajectory-kt/src/commonMain/kotlin/space/kscience/trajectory/Obstacles.kt
+++ b/trajectory-kt/src/commonMain/kotlin/space/kscience/trajectory/Obstacles.kt
@ -1,13 +1,21 @@
 package space.kscience.trajectory

-import space.kscience.kmath.geometry.*
+import space.kscience.containsPoint
+import space.kscience.intersects
+import space.kscience.intersectsOrInside
+import space.kscience.kmath.geometry.Angle
+import space.kscience.kmath.geometry.Polygon
+import space.kscience.kmath.geometry.Vector2D
+import space.kscience.kmath.geometry.euclidean2d.Circle2D
+import space.kscience.kmath.geometry.euclidean2d.Float64Space2D
+import space.kscience.kmath.structures.Float64
 import kotlin.collections.component1
 import kotlin.collections.component2

 /**
 * The same as [intersectsTrajectory], but bypasses same circles or same straights
 */
-private fun Euclidean2DSpace.intersectsOtherTrajectory(a: Trajectory2D, b: Trajectory2D): Boolean = when (a) {
+private fun Float64Space2D.intersectsOtherTrajectory(a: Trajectory2D, b: Trajectory2D): Boolean = when (a) {
    is CircleTrajectory2D -> when (b) {
        is CircleTrajectory2D -> a != b && intersectsOrInside(a.circle, b.circle)
        is StraightTrajectory2D -> intersects(a.circle, b)
@ -32,7 +40,7 @@ public class Obstacles(public val obstacles: List<Obstacle>) {
        val direction: Trajectory2D.Direction,
    ) {
        val obstacle: Obstacle get() = obstacles[obstacleIndex]
-        val circle: Circle2D get() = obstacle.arcs[nodeIndex].circle
+        val circle: Circle2D<Float64> get() = obstacle.arcs[nodeIndex].circle
    }

    private inner class ObstacleTangent(
@ -44,7 +52,7 @@ public class Obstacles(public val obstacles: List<Obstacle>) {
         * If false, this tangent intersects another obstacle
         */
        val isValid by lazy {
-            with(Euclidean2DSpace) {
+            with(Float64Space2D) {
                obstacles.indices.none {
                    it != from?.obstacleIndex && it != to?.obstacleIndex && obstacles[it].intersectsTrajectory(
                        tangentTrajectory
@ -64,7 +72,7 @@ public class Obstacles(public val obstacles: List<Obstacle>) {
    private fun tangentsBetween(
        firstIndex: Int,
        secondIndex: Int,
-    ): Map<DubinsPath.Type, ObstacleTangent> = with(Euclidean2DSpace) {
+    ): Map<DubinsPath.Type, ObstacleTangent> = with(Float64Space2D) {
        val first = obstacles[firstIndex]
        val second = obstacles[secondIndex]
        buildMap {
@ -99,7 +107,7 @@ public class Obstacles(public val obstacles: List<Obstacle>) {
    private fun tangentsFromArc(
        arc: CircleTrajectory2D,
        obstacleIndex: Int,
-    ): Map<DubinsPath.Type, ObstacleTangent> = with(Euclidean2DSpace) {
+    ): Map<DubinsPath.Type, ObstacleTangent> = with(Float64Space2D) {
        val obstacle = obstacles[obstacleIndex]
        buildMap {
            for (circleIndex in obstacle.arcs.indices) {
@ -127,7 +135,7 @@ public class Obstacles(public val obstacles: List<Obstacle>) {
        obstacleIndex: Int,
        obstacleDirection: Trajectory2D.Direction,
        arc: CircleTrajectory2D,
-    ): ObstacleTangent? = with(Euclidean2DSpace) {
+    ): ObstacleTangent? = with(Float64Space2D) {
        val obstacle = obstacles[obstacleIndex]
        for (circleIndex in obstacle.arcs.indices) {
            val obstacleArc = obstacle.arcs[circleIndex]
@ -207,7 +215,7 @@ public class Obstacles(public val obstacles: List<Obstacle>) {

    private fun avoiding(
        dubinsPath: CompositeTrajectory2D,
-    ): Collection<Trajectory2D> = with(Euclidean2DSpace) {
+    ): Collection<Trajectory2D> = with(Float64Space2D) {
        //fast return if no obstacles intersect the direct path
        if (obstacles.none { it.intersectsTrajectory(dubinsPath) }) return listOf(dubinsPath)

@ -337,7 +345,7 @@ public class Obstacles(public val obstacles: List<Obstacle>) {
            start: Pose2D,
            finish: Pose2D,
            radius: Double,
-            vararg polygons: Polygon<Double>,
+            vararg polygons: Polygon<Vector2D<Float64>>,
        ): List<Trajectory2D> {
            val obstacles: List<Obstacle> = polygons.map { polygon ->
                Obstacle(polygon.points, radius)
@ -350,7 +358,7 @@ public class Obstacles(public val obstacles: List<Obstacle>) {
            start: Pose2D,
            finish: Pose2D,
            radius: Double,
-            polygons: Collection<Polygon<Double>>,
+            polygons: Collection<Polygon<Vector2D<Float64>>>,
        ): List<Trajectory2D> {
            val obstacles: List<Obstacle> = polygons.map { polygon ->
                Obstacle(polygon.points, radius)
--- a/trajectory-kt/src/commonMain/kotlin/space/kscience/trajectory/Pose2D.kt
+++ b/trajectory-kt/src/commonMain/kotlin/space/kscience/trajectory/Pose2D.kt
@ -2,7 +2,7 @@
 * Copyright 2018-2022 KMath contributors.
 * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
 */
-@file:UseSerializers(Euclidean2DSpace.VectorSerializer::class)
+@file:UseSerializers(Float64Space2D.VectorSerializer::class)

 package space.kscience.trajectory

@ -14,14 +14,16 @@ import kotlinx.serialization.descriptors.SerialDescriptor
 import kotlinx.serialization.encoding.Decoder
 import kotlinx.serialization.encoding.Encoder
 import space.kscience.kmath.geometry.*
+import space.kscience.kmath.geometry.euclidean2d.Float64Space2D
+import space.kscience.kmath.structures.Float64
 import kotlin.math.atan2

 /**
 * Combination of [Vector] and its view angle (clockwise from positive y-axis direction)
 */
@Serializable(Pose2DSerializer::class)
-public interface Pose2D : DoubleVector2D {
-    public val coordinates: DoubleVector2D
+public interface Pose2D : Vector2D<Float64> {
+    public val coordinates: Vector2D<Float64>
    public val bearing: Angle

    /**
@ -31,9 +33,9 @@ public interface Pose2D : DoubleVector2D {

    public companion object {
        public fun bearingToVector(bearing: Angle): Vector2D<Double> =
-            Euclidean2DSpace.vector(cos(bearing), sin(bearing))
+            Float64Space2D.vector(cos(bearing), sin(bearing))

-        public fun vectorToBearing(vector2D: DoubleVector2D): Angle {
+        public fun vectorToBearing(vector2D: Vector2D<Float64>): Angle {
            require(vector2D.x != 0.0 || vector2D.y != 0.0) { "Can't get bearing of zero vector" }
            return atan2(vector2D.y, vector2D.x).radians
        }
@ -43,25 +45,24 @@ public interface Pose2D : DoubleVector2D {

@Serializable
 public class PhaseVector2D(
-    override val coordinates: DoubleVector2D,
-    public val velocity: DoubleVector2D,
-) : Pose2D, DoubleVector2D by coordinates {
+    override val coordinates: Vector2D<Float64>,
+    public val velocity: Vector2D<Float64>,
+) : Pose2D, Vector2D<Float64> by coordinates {
    override val bearing: Angle get() = atan2(velocity.x, velocity.y).radians

-    override fun reversed(): Pose2D = with(Euclidean2DSpace) { PhaseVector2D(coordinates, -velocity) }
+    override fun reversed(): Pose2D = with(Float64Space2D) { PhaseVector2D(coordinates, -velocity) }
 }

@Serializable
@SerialName("DubinsPose2D")
 private class Pose2DImpl(
-    override val coordinates: DoubleVector2D,
+    override val coordinates: Vector2D<Float64>,
    override val bearing: Angle,
-) : Pose2D, DoubleVector2D by coordinates {
+) : Pose2D, Vector2D<Float64> by coordinates {

    override fun reversed(): Pose2D = Pose2DImpl(coordinates, bearing.plus(Angle.pi).normalized())


-
    override fun toString(): String = "Pose2D(x=$x, y=$y, bearing=$bearing)"
    override fun equals(other: Any?): Boolean {
        if (this === other) return true
@ -96,11 +97,11 @@ public object Pose2DSerializer : KSerializer<Pose2D> {
    }
 }

-public fun Pose2D(coordinate: DoubleVector2D, bearing: Angle): Pose2D =
+public fun Pose2D(coordinate: Vector2D<Float64>, bearing: Angle): Pose2D =
    Pose2DImpl(coordinate, bearing)

-public fun Pose2D(point: DoubleVector2D, direction: DoubleVector2D): Pose2D =
+public fun Pose2D(point: Vector2D<Float64>, direction: Vector2D<Float64>): Pose2D =
    Pose2D(point, Pose2D.vectorToBearing(direction))

 public fun Pose2D(x: Number, y: Number, bearing: Angle): Pose2D =
-    Pose2DImpl(Euclidean2DSpace.vector(x, y), bearing)
+    Pose2DImpl(Float64Space2D.vector(x, y), bearing)
--- a/trajectory-kt/src/commonMain/kotlin/space/kscience/trajectory/Trajectory2D.kt
+++ b/trajectory-kt/src/commonMain/kotlin/space/kscience/trajectory/Trajectory2D.kt
@ -2,16 +2,21 @@
 * Copyright 2018-2022 KMath contributors.
 * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
 */
-@file:UseSerializers(Euclidean2DSpace.VectorSerializer::class)
+@file:UseSerializers(Float64Space2D.VectorSerializer::class)

 package space.kscience.trajectory

 import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.UseSerializers
+import space.kscience.intersects
+import space.kscience.intersectsOrInside
 import space.kscience.kmath.geometry.*
-import space.kscience.kmath.geometry.Euclidean2DSpace.distanceTo
-import space.kscience.kmath.geometry.Euclidean2DSpace.minus
+import space.kscience.kmath.geometry.euclidean2d.Circle2D
+import space.kscience.kmath.geometry.euclidean2d.Float64Space2D
+import space.kscience.kmath.geometry.euclidean2d.Float64Space2D.distanceTo
+import space.kscience.kmath.structures.Float64
+import space.kscience.tangent
 import kotlin.math.atan2

@Serializable
@ -44,7 +49,7 @@ public sealed interface Trajectory2D {
 }


-public val DoubleVector2D.bearing: Angle get() = (atan2(x, y).radians).normalized()
+public val Vector2D<Float64>.bearing: Angle get() = (atan2(x, y).radians).normalized()

 /**
 * Straight path segment. The order of start and end defines the direction
@ -52,13 +57,13 @@ public val DoubleVector2D.bearing: Angle get() = (atan2(x, y).radians).normalize
@Serializable
@SerialName("straight")
 public data class StraightTrajectory2D(
-    override val begin: DoubleVector2D,
-    override val end: DoubleVector2D,
+    override val begin: Vector2D<Float64>,
+    override val end: Vector2D<Float64>,
 ) : Trajectory2D, LineSegment2D {

    override val length: Double get() = begin.distanceTo(end)

-    public val bearing: Angle get() = (end - begin).bearing
+    public val bearing: Angle get() = with(Float64Space2D) { (end - begin).bearing }

    override val beginPose: Pose2D get() = Pose2D(begin, bearing)
    override val endPose: Pose2D get() = Pose2D(end, bearing)
@ -75,7 +80,7 @@ public fun StraightTrajectory2D(segment: LineSegment2D): StraightTrajectory2D =
@Serializable
@SerialName("arc")
 public data class CircleTrajectory2D(
-    public val circle: Circle2D,
+    public val circle: Circle2D<Float64>,
    public val arcStart: Angle,
    public val arcAngle: Angle,
 ) : Trajectory2D {
@ -86,7 +91,7 @@ public data class CircleTrajectory2D(
    override val endPose: Pose2D get() = circle.tangent(arcEnd, direction)

    override val length: Double by lazy {
-        circle.radius * kotlin.math.abs(arcAngle.radians)
+        circle.radius * kotlin.math.abs(arcAngle.toRadians().value)
    }

    val center: Vector2D<Double> get() = circle.center
@ -98,11 +103,11 @@ public data class CircleTrajectory2D(
 }

 public fun CircleTrajectory2D(
-    center: DoubleVector2D,
-    start: DoubleVector2D,
-    end: DoubleVector2D,
+    center: Vector2D<Float64>,
+    start: Vector2D<Float64>,
+    end: Vector2D<Float64>,
    direction: Trajectory2D.Direction,
-): CircleTrajectory2D = with(Euclidean2DSpace) {
+): CircleTrajectory2D = with(Float64Space2D) {
    val startVector = start - center
    val endVector = end - center
    val startRadius = norm(startVector)
@ -131,11 +136,11 @@ public fun CircleTrajectory2D(
 }

 public fun CircleTrajectory2D(
-    circle: Circle2D,
-    start: DoubleVector2D,
-    end: DoubleVector2D,
+    circle: Circle2D<Float64>,
+    start: Vector2D<Float64>,
+    end: Vector2D<Float64>,
    direction: Trajectory2D.Direction,
-): CircleTrajectory2D = with(Euclidean2DSpace) {
+): CircleTrajectory2D = with(Float64Space2D) {
    val startVector = start - circle.center
    val endVector = end - circle.center
    val startBearing = startVector.bearing
@ -161,10 +166,10 @@ public fun CircleTrajectory2D(

@Deprecated("Use angle notation instead")
 public fun CircleTrajectory2D(
-    circle: Circle2D,
+    circle: Circle2D<Float64>,
    beginPose: Pose2D,
    endPose: Pose2D,
-): CircleTrajectory2D = with(Euclidean2DSpace) {
+): CircleTrajectory2D = with(Float64Space2D) {
    val vectorToBegin = beginPose - circle.center
    val vectorToEnd = endPose - circle.center
    //TODO check pose bearing
@ -185,7 +190,7 @@ public class CompositeTrajectory2D(public val segments: List<Trajectory2D>) : Tr
 public fun CompositeTrajectory2D(vararg segments: Trajectory2D): CompositeTrajectory2D =
    CompositeTrajectory2D(segments.toList())

-public fun Euclidean2DSpace.intersectsTrajectory(a: Trajectory2D, b: Trajectory2D): Boolean = when (a) {
+public fun Float64Space2D.intersectsTrajectory(a: Trajectory2D, b: Trajectory2D): Boolean = when (a) {
    is CircleTrajectory2D -> when (b) {
        is CircleTrajectory2D -> intersectsOrInside(a.circle, b.circle)
        is StraightTrajectory2D -> intersects(a.circle, b)
--- a/trajectory-kt/src/commonMain/kotlin/space/kscience/trajectory/circumvention.kt
+++ b/trajectory-kt/src/commonMain/kotlin/space/kscience/trajectory/circumvention.kt
@ -1,6 +1,10 @@
 package space.kscience.trajectory

+import space.kscience.containsPoint
 import space.kscience.kmath.geometry.*
+import space.kscience.kmath.geometry.euclidean2d.Circle2D
+import space.kscience.kmath.geometry.euclidean2d.Float64Space2D
+import space.kscience.kmath.structures.Float64
 import space.kscience.trajectory.DubinsPath.Type
 import kotlin.math.*

@ -10,9 +14,9 @@ import kotlin.math.*
 * This method returns a map of segments using [DubinsPath] connection type notation.
 */
 internal fun tangentsBetweenCircles(
-    first: Circle2D,
-    second: Circle2D,
-): Map<Type, StraightTrajectory2D> = with(Euclidean2DSpace) {
+    first: Circle2D<Float64>,
+    second: Circle2D<Float64>,
+): Map<Type, StraightTrajectory2D> = with(Float64Space2D) {
    // Distance between centers
    val distanceBetweenCenters: Double = first.center.distanceTo(second.center)

--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
Alexander Nozik	7ca4bba1b7	Version 0.3.0	2024-06-04 14:38:21 +03:00
Alexander Nozik	7c7a788d2e	change package to space.kscience	2024-06-04 11:06:50 +03:00
Alexander Nozik	327cef9ea9	Update dependencies. Add wasm demo	2024-02-23 12:11:43 +03:00