demo/gdml/build.gradle.kts

@@ -20,7 +20,6 @@ kotlin {
         useCommonJs()
         browser {
             commonWebpackConfig {
-                sourceMaps = false
                 cssSupport.enabled = false
             }
         }

demo/jupyter-playground/src/main/kotlin/hep/dataforge/playground/VisionForgePlayGroundForJupyter.kt

@@ -18,7 +18,7 @@ import space.kscience.visionforge.html.HtmlVisionFragment
 import space.kscience.visionforge.html.Page
 import space.kscience.visionforge.html.embedVisionFragment
 import space.kscience.visionforge.plotly.PlotlyPlugin
-import space.kscience.visionforge.plotly.toVision
+import space.kscience.visionforge.plotly.asVision
 import space.kscience.visionforge.solid.Solids
 import space.kscience.visionforge.visionManager
 
@@ -80,7 +80,7 @@ internal class VisionForgePlayGroundForJupyter : JupyterIntegration() {
 
         render<Plot> { plot ->
             val fragment = HtmlVisionFragment {
-                vision(plot.toVision())
+                vision(plot.asVision())
             }
 
             HTML(produceHtmlVisionString(fragment))

demo/muon-monitor/src/commonMain/kotlin/ru/mipt/npm/muon/monitor/Model.kt

@@ -3,11 +3,13 @@ package ru.mipt.npm.muon.monitor
 import ru.mipt.npm.muon.monitor.Monitor.CENTRAL_LAYER_Z
 import ru.mipt.npm.muon.monitor.Monitor.LOWER_LAYER_Z
 import ru.mipt.npm.muon.monitor.Monitor.UPPER_LAYER_Z
+import space.kscience.visionforge.VisionManager
 import space.kscience.visionforge.removeAll
+import space.kscience.visionforge.root
 import space.kscience.visionforge.solid.*
 import kotlin.math.PI
 
-class Model {
+class Model(val manager: VisionManager) {
     private val map = HashMap<String, SolidGroup>()
     private val events = HashSet<Event>()
 
@@ -34,6 +36,7 @@ class Model {
     var tracks: SolidGroup
 
     val root: SolidGroup = SolidGroup().apply {
+        root(this@Model.manager)
         rotationX = PI / 2
         group("bottom") {
             Monitor.detectors.filter { it.center.z == LOWER_LAYER_Z }.forEach {
@@ -78,7 +81,5 @@ class Model {
         }
     }
 
-    companion object {
+    fun encodeToString(): String = manager.encodeToString(this.root)
-        fun buildGeometry() = Model().root
-    }
 }

demo/muon-monitor/src/jsMain/kotlin/ru/mipt/npm/muon/monitor/MMDemoApp.kt

@@ -7,13 +7,16 @@ import kotlinx.browser.document
 import react.child
 import react.dom.render
 import space.kscience.dataforge.context.Global
+import space.kscience.dataforge.context.fetch
 import space.kscience.visionforge.Application
+import space.kscience.visionforge.VisionManager
 import space.kscience.visionforge.bootstrap.useBootstrap
 import space.kscience.visionforge.startApplication
 
 private class MMDemoApp : Application {
 
-    private val model = Model()
+    private val visionManager = Global.fetch(VisionManager)
+    private val model = Model(visionManager)
 
     private val connection = HttpClient {
         install(JsonFeature) {

demo/muon-monitor/src/jvmMain/kotlin/ru/mipt/npm/muon/monitor/server/MMServer.kt

@@ -52,7 +52,7 @@ fun Application.module(context: Context = Global) {
         }
         get("/geometry") {
             call.respondText(
-                solidManager.visionManager.encodeToString(Model.buildGeometry()),
+                Model(solidManager.visionManager).encodeToString(),
                 contentType = ContentType.Application.Json,
                 status = HttpStatusCode.OK
             )

demo/sat-demo/build.gradle.kts

@@ -15,8 +15,9 @@ group = "ru.mipt.npm"
 
 dependencies{
     implementation(project(":visionforge-threejs:visionforge-threejs-server"))
+    implementation("ch.qos.logback:logback-classic:1.2.3")
 }
 
 application {
-    mainClass.set("ru.mipt.npm.gradle.sat.SatServerKt")
+    mainClass.set("ru.mipt.npm.sat.SatServerKt")
 }

demo/solid-showcase/src/commonMain/kotlin/space/kscience/visionforge/solid/demo/demo.kt

@@ -1,6 +1,9 @@
 package space.kscience.visionforge.solid.demo
 
-import kotlinx.coroutines.*
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.isActive
+import kotlinx.coroutines.launch
 import space.kscience.dataforge.meta.Meta
 import space.kscience.dataforge.meta.invoke
 import space.kscience.dataforge.names.toName
@@ -73,7 +76,7 @@ fun VisionLayout<Solid>.showcase() {
                 //override color for this cube
                 color(1530)
 
-                GlobalScope.launch(Dispatchers.Main) {
+                launch(Dispatchers.Main) {
                     while (isActive) {
                         delay(500)
                         visible = !(visible ?: false)
@@ -82,7 +85,7 @@ fun VisionLayout<Solid>.showcase() {
             }
         }
 
-        GlobalScope.launch(Dispatchers.Main) {
+        launch(Dispatchers.Main) {
             val random = Random(111)
             while (isActive) {
                 delay(1000)

demo/solid-showcase/src/jsMain/kotlin/space/kscience/visionforge/solid/demo/ThreeDemoGrid.kt

@@ -19,6 +19,7 @@ import space.kscience.visionforge.VisionLayout
 import space.kscience.visionforge.solid.Solid
 import space.kscience.visionforge.solid.three.ThreeCanvas
 import space.kscience.visionforge.solid.three.ThreePlugin
+import space.kscience.visionforge.solid.three.configure
 
 class ThreeDemoGrid(element: Element) : VisionLayout<Solid> {
     private lateinit var navigationElement: HTMLElement
@@ -70,7 +71,7 @@ class ThreeDemoGrid(element: Element) : VisionLayout<Solid> {
                 }
             }
             val element = document.getElementById("output-$name") ?: error("Element not found")
-            three.createCanvas(element, canvasOptions)
+            three.getOrCreateCanvas(element).also { it.configure(canvasOptions) }
         }.render(vision)
     }
 }

ui/material/build.gradle.kts

@@ -1,15 +0,0 @@
-plugins {
-    id("ru.mipt.npm.gradle.js")
-}
-
-val dataforgeVersion: String by rootProject.extra
-
-dependencies{
-    api(project(":ui:react"))
-
-    api("subroh0508.net.kotlinmaterialui:core:0.4.5")
-    api("subroh0508.net.kotlinmaterialui:lab:0.4.5")
-    api(npm("@material-ui/core","4.9.14"))
-    api(npm("@material-ui/lab","4.0.0-alpha.51"))
-    //api(npm("@material-ui/icons","4.9.1"))
-}

ui/material/src/main/kotlin/hep/dataforge/vision/material/icons.kt

@@ -1,11 +0,0 @@
-package space.kscience.visionforge.material
-
-//@JsModule("@material-ui/icons/ExpandMore")
-//external class ExpandMoreIcon : Component<RProps, RState>{
-//    override fun render(): dynamic
-//}
-//
-//@JsModule("@material-ui/icons/ChevronRight")
-//external class ChevronRightIcon : Component<RProps, RState>{
-//    override fun render(): dynamic
-//}

ui/material/src/main/kotlin/hep/dataforge/vision/material/misc.kt

@@ -1,97 +0,0 @@
-package space.kscience.visionforge.material
-
-import space.kscience.visionforge.react.component
-import space.kscience.visionforge.react.state
-import kotlinx.html.DIV
-import materialui.components.card.card
-import materialui.components.cardcontent.cardContent
-import materialui.components.cardheader.cardHeader
-import materialui.components.container.container
-import materialui.components.container.enums.ContainerMaxWidth
-import materialui.components.expansionpanel.expansionPanel
-import materialui.components.expansionpaneldetails.expansionPanelDetails
-import materialui.components.expansionpanelsummary.expansionPanelSummary
-import materialui.components.grid.GridElementBuilder
-import materialui.components.grid.enums.GridDirection
-import materialui.components.grid.enums.GridStyle
-import materialui.components.grid.grid
-import materialui.components.paper.paper
-import materialui.components.typography.typographyH5
-import react.RBuilder
-import react.RProps
-import react.child
-import react.dom.RDOMBuilder
-
-
-fun accordionComponent(elements: List<Pair<String, RDOMBuilder<DIV>.() -> Unit>>) =
-    component<RProps> {
-        val expandedIndex: Int? by state { null }
-
-        container {
-            attrs {
-                maxWidth = ContainerMaxWidth.`false`
-            }
-            elements.forEachIndexed { index, (header, body) ->
-                expansionPanel {
-                    attrs {
-                        expanded = index == expandedIndex
-                    }
-                    expansionPanelSummary {
-                        typographyH5 {
-                            +header
-                        }
-                    }
-                    expansionPanelDetails {
-                        this.body()
-                    }
-                }
-            }
-        }
-    }
-
-typealias RAccordionBuilder = MutableList<Pair<String, RDOMBuilder<DIV>.() -> Unit>>
-
-fun RAccordionBuilder.entry(title: String, builder: RDOMBuilder<DIV>.() -> Unit) {
-    add(title to builder)
-}
-
-fun RBuilder.accordion(builder: RAccordionBuilder.() -> Unit) {
-    val list: List<Pair<String, RDOMBuilder<DIV>.() -> Unit>> =
-        ArrayList<Pair<String, RDOMBuilder<DIV>.() -> Unit>>().apply(builder)
-    child(accordionComponent(list))
-}
-
-fun RBuilder.materialCard(title: String, block: RBuilder.() -> Unit) {
-    card {
-        cardHeader {
-            attrs {
-                this.title = typographyH5 {
-                    +title
-                }
-            }
-        }
-        cardContent {
-            paper {
-                this.block()
-            }
-        }
-    }
-}
-
-fun RBuilder.column(vararg classMap: Pair<GridStyle, String>, block: GridElementBuilder<DIV>.() -> Unit) =
-    grid(*classMap) {
-        attrs {
-            container = true
-            direction = GridDirection.column
-        }
-        block()
-    }
-
-fun RBuilder.row(vararg classMap: Pair<GridStyle, String>, block: GridElementBuilder<DIV>.() -> Unit) =
-    grid(*classMap) {
-        attrs {
-            container = true
-            direction = GridDirection.row
-        }
-        block()
-    }

ui/material/src/main/kotlin/hep/dataforge/vision/material/objectTree.kt

@@ -1,94 +0,0 @@
-package space.kscience.visionforge.material
-
-import space.kscience.dataforge.names.Name
-import space.kscience.dataforge.names.plus
-import space.kscience.dataforge.names.toName
-import space.kscience.visionforge.Vision
-import space.kscience.visionforge.VisionGroup
-import space.kscience.visionforge.isEmpty
-import space.kscience.visionforge.react.component
-import space.kscience.visionforge.react.state
-import kotlinx.html.UL
-import materialui.lab.components.treeItem.treeItem
-import materialui.lab.components.treeView.SingleSelectTreeViewElementBuilder
-import materialui.lab.components.treeView.treeView
-import react.FunctionalComponent
-import react.RBuilder
-import react.RProps
-import react.child
-import react.dom.span
-
-interface ObjectTreeProps : RProps {
-    var name: Name
-    var selected: Name?
-    var obj: Vision
-    var clickCallback: (Name?) -> Unit
-}
-
-private fun RBuilder.treeBranch(name: Name, obj: Vision): Unit {
-    treeItem {
-        val token = name.last()?.toString() ?: "World"
-        attrs {
-            nodeId = name.toString()
-            label {
-                span {
-                    +token
-                }
-            }
-        }
-
-        if (obj is VisionGroup) {
-            obj.children.entries
-                .filter { !it.key.toString().startsWith("@") } // ignore statics and other hidden children
-                .sortedBy { (it.value as? VisionGroup)?.isEmpty ?: true }
-                .forEach { (childToken, child) ->
-                    treeBranch(name + childToken, child)
-                }
-        }
-    }
-}
-
-val ObjectTree: FunctionalComponent<ObjectTreeProps> = component { props ->
-    var selected: String? by state { props.selected.toString() }
-    treeView {
-        this as SingleSelectTreeViewElementBuilder<UL>
-        attrs {
-            this.selected = selected
-            this.onNodeSelect{ _, selectedItem ->
-                selected = selectedItem
-                val itemName = selected?.toName()
-                props.clickCallback(itemName)
-                Unit
-            }
-            defaultCollapseIcon {
-                span{
-                    +"-"
-                }
-                //child(ExpandMoreIcon::class) {}
-            }//{<ExpandMoreIcon />}
-            defaultExpandIcon {
-                span{
-                    +"+"
-                }
-                //child(ChevronRightIcon::class) {}
-            }//{<ChevronRightIcon />}
-        }
-        treeBranch(props.name, props.obj)
-    }
-}
-
-fun RBuilder.objectTree(
-    vision: Vision,
-    selected: Name? = null,
-    clickCallback: (Name?) -> Unit = {}
-) {
-    child(ObjectTree) {
-        attrs {
-            this.name = Name.EMPTY
-            this.obj = vision
-            this.selected = selected
-            this.clickCallback = clickCallback
-        }
-    }
-}
-

ui/material/src/main/kotlin/materialui/components/slider/builder.kt

@@ -1,37 +0,0 @@
-package materialui.components.slider
-
-import kotlinx.html.DIV
-import kotlinx.html.Tag
-import materialui.components.MaterialElementBuilder
-import materialui.components.getValue
-import materialui.components.inputbase.enums.InputBaseStyle
-import materialui.components.setValue
-import react.RClass
-import react.ReactElement
-
-class SliderElementBuilder<Props: SliderProps> internal constructor(
-    type: RClass<Props>,
-    classMap: List<Pair<Enum<*>, String>>
-) : MaterialElementBuilder<DIV, Props>(type, classMap, { DIV(mapOf(), it) }) {
-    fun Tag.classes(vararg classMap: Pair<InputBaseStyle, String>) {
-        classes(classMap.toList())
-    }
-    var Tag.defaultValue: Number? by materialProps
-    var Tag.disabled: Boolean? by materialProps// = false
-    var Tag.getAriaLabel: String? by materialProps
-    var Tag.getAriaValueText: String? by materialProps
-    var Tag.marks: Array<String>? by materialProps
-    var Tag.max: Number? by materialProps// = 100
-    var Tag.min: Number? by materialProps// = 0,
-    var Tag.name: String? by materialProps
-    var Tag.onChange: ((dynamic, Number) -> Unit)? by materialProps
-    var Tag.onChangeCommitted: ((dynamic, Number) -> Unit)? by materialProps
-    var Tag.orientation: SliderOrientation? by materialProps
-    var Tag.scale: ((Number) -> Number)? by materialProps// {it}
-    var Tag.step: Number? by materialProps// = 1,
-    //ThumbComponent = 'span',
-    var Tag.track: SliderTrack by materialProps
-    var Tag.value: Number? by materialProps
-    var Tag.ValueLabelComponent: ReactElement? by materialProps
-    var Tag.valueLabelDisplay: SliderValueLabelDisplay by materialProps
-}

ui/material/src/main/kotlin/materialui/components/slider/enums.kt

@@ -1,18 +0,0 @@
-package materialui.components.slider
-
-enum class SliderOrientation {
-    horizontal,
-    vertical
-}
-
-enum class SliderTrack{
-    normal,
-    `false`,
-    inverted,
-}
-
-enum class SliderValueLabelDisplay{
-    on,
-    auto,
-    off
-}

ui/material/src/main/kotlin/materialui/components/slider/slider.kt

@@ -1,38 +0,0 @@
-package materialui.components.slider
-
-import materialui.components.StandardProps
-import materialui.components.input.enums.InputStyle
-import react.RBuilder
-import react.RClass
-import react.ReactElement
-
-@JsModule("@material-ui/core/Slider")
-private external val sliderModule: dynamic
-
-external interface SliderProps : StandardProps {
-    var defaultValue: Number?
-    var disabled: Boolean?// = false
-    var getAriaLabel: String?
-    var getAriaValueText: String?
-    var marks: Array<String>?
-    var max: Number?// = 100
-    var min: Number?// = 0,
-    var name: String?
-    var onChange: ((dynamic, Number) -> Unit)?
-    var onChangeCommitted: ((dynamic, Number) -> Unit)?
-    var orientation: SliderOrientation?
-    var scale: ((Number) -> Number)?// {it}
-    var step: Number? // = 1,
-    //ThumbComponent = 'span',
-    var track: SliderTrack
-    var value: Number?
-    var ValueLabelComponent: ReactElement?
-    var valueLabelDisplay: SliderValueLabelDisplay
-    //valueLabelFormat = Identity,
-}
-
-@Suppress("UnsafeCastFromDynamic")
-private val sliderComponent: RClass<SliderProps> = sliderModule.default
-
-fun RBuilder.slider(vararg classMap: Pair<InputStyle, String>, block: SliderElementBuilder<SliderProps>.() -> Unit) =
-    child(SliderElementBuilder(sliderComponent, classMap.toList()).apply(block).create())

ui/react/src/main/kotlin/space/kscience/visionforge/react/ThreeCanvasComponent.kt

@@ -14,6 +14,7 @@ import space.kscience.visionforge.solid.Solid
 import space.kscience.visionforge.solid.specifications.Canvas3DOptions
 import space.kscience.visionforge.solid.three.ThreeCanvas
 import space.kscience.visionforge.solid.three.ThreePlugin
+import space.kscience.visionforge.solid.three.configure
 import styled.css
 import styled.styledDiv
 
@@ -36,12 +37,15 @@ public val ThreeCanvasComponent: FunctionalComponent<ThreeCanvasProps> = functio
     val elementRef = useRef<Element>(null)
     var canvas by useState<ThreeCanvas?>(null)
 
-    val three: ThreePlugin = useMemo({props.context.fetch(ThreePlugin)}, arrayOf(props.context))
+    val three: ThreePlugin = useMemo({ props.context.fetch(ThreePlugin) }, arrayOf(props.context))
 
     useEffect(listOf(props.obj, props.options, elementRef)) {
         if (canvas == null) {
             val element = elementRef.current as? HTMLElement ?: error("Canvas element not found")
-            val newCanvas: ThreeCanvas = three.createCanvas(element, props.options ?: Canvas3DOptions.empty())
+            val newCanvas: ThreeCanvas = three.getOrCreateCanvas(element)
+            props.options?.let {
+                newCanvas.configure(it)
+            }
             props.canvasCallback?.invoke(newCanvas)
             canvas = newCanvas
         }

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/Vision.kt

@@ -13,18 +13,25 @@ import space.kscience.dataforge.names.Name
 import space.kscience.dataforge.names.asName
 import space.kscience.dataforge.names.toName
 import space.kscience.visionforge.Vision.Companion.TYPE
+import kotlin.coroutines.CoroutineContext
+import kotlin.coroutines.EmptyCoroutineContext
 
 /**
  * A root type for display hierarchy
  */
 @Type(TYPE)
-public interface Vision : Described {
+public interface Vision : Described, CoroutineScope {
 
     /**
      * The parent object of this one. If null, this one is a root.
      */
     public var parent: VisionGroup?
 
+    public val manager: VisionManager? get() = parent?.manager
+
+    override val coroutineContext: CoroutineContext
+        get() = manager?.context?.coroutineContext ?: EmptyCoroutineContext
+
     /**
      * Get property.
      * @param inherit toggles parent node property lookup. Null means inference from descriptor. Default is false.

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/VisionBase.kt

@@ -1,7 +1,5 @@
 package space.kscience.visionforge
 
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.launch
@@ -30,14 +28,14 @@ internal data class PropertyListener(
  */
 @Serializable
 @SerialName("vision")
-public open class VisionBase(
+public open class VisionBase : Vision {
-    internal var properties: Config? = null,
+    protected var properties: Config? = null
-    @Transient override var parent: VisionGroup? = null,
+
-    @Transient public val coroutineScope: CoroutineScope = GlobalScope,
+    @Transient
-) : Vision {
+    override var parent: VisionGroup? = null
 
     @Synchronized
-    protected fun getOrCreateConfig(): Config {
+    protected fun getOrCreateProperties(): Config {
         if (properties == null) {
             val newProperties = Config()
             properties = newProperties
@@ -77,7 +75,7 @@ public open class VisionBase(
     }
 
     override fun setProperty(name: Name, item: MetaItem?, notify: Boolean) {
-        getOrCreateConfig().setItem(name, item)
+        getOrCreateProperties().setItem(name, item)
         if (notify) {
             invalidateProperty(name)
         }
@@ -104,7 +102,7 @@ public open class VisionBase(
         get() = propertyInvalidationFlow
 
     override fun invalidateProperty(propertyName: Name) {
-        coroutineScope.launch {
+        launch {
             if (propertyName == STYLE_KEY) {
                 updateStyles(styles)
             }

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/VisionGroup.kt

@@ -79,6 +79,7 @@ public operator fun <V : Vision> VisionContainer<V>.get(str: String): V? = get(s
 public operator fun <V : Vision> VisionContainerBuilder<V>.set(token: NameToken, child: V?): Unit =
     set(token.asName(), child)
 
-public operator fun <V : Vision> VisionContainerBuilder<V>.set(key: String?, child: V?): Unit = set(key?.toName(), child)
+public operator fun <V : Vision> VisionContainerBuilder<V>.set(key: String?, child: V?): Unit =
+    set(key?.toName(), child)
 
 public fun MutableVisionGroup.removeAll(): Unit = children.keys.map { it.asName() }.forEach { this[it] = null }

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/VisionGroupBase.kt

@@ -48,7 +48,7 @@ public open class VisionGroupBase(
      * Propagate children change event upwards
      */
     private fun childrenChanged(name: NameToken, before: Vision?, after: Vision?) {
-        coroutineScope.launch {
+        launch {
             _structureChanges.emit(MutableVisionGroup.StructureChange(name, before, after))
         }
     }
@@ -142,3 +142,15 @@ public open class VisionGroupBase(
         super.update(change)
     }
 }
+
+/**
+ * Non-serializable root group used to propagate manager to its children
+ */
+internal class RootVisionGroup(override val manager: VisionManager) : VisionGroupBase()
+
+/**
+ * Designate this [VisionGroup] as a root group and assign a [VisionManager] as its parent
+ */
+public fun Vision.root(manager: VisionManager){
+    parent = RootVisionGroup(manager)
+}

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/html/HtmlVisionRenderer.kt

@@ -14,7 +14,7 @@ public fun TagConsumer<*>.embedVisionFragment(
     fragment: HtmlVisionFragment,
 ): Map<Name, Vision> {
     val visionMap = HashMap<Name, Vision>()
-    val consumer = object : VisionTagConsumer<Any?>(this@embedVisionFragment, idPrefix) {
+    val consumer = object : VisionTagConsumer<Any?>(this@embedVisionFragment, manager, idPrefix) {
         override fun DIV.renderVision(name: Name, vision: Vision, outputMeta: Meta) {
             visionMap[name] = vision
             script {
@@ -34,13 +34,13 @@ public fun FlowContent.embedVisionFragment(
     manager: VisionManager,
     idPrefix: String? = null,
     fragment: HtmlVisionFragment,
-): Map<Name, Vision>  = consumer.embedVisionFragment(manager, idPrefix, fragment)
+): Map<Name, Vision> = consumer.embedVisionFragment(manager, idPrefix, fragment)
 
 
 internal const val RENDER_FUNCTION_NAME = "renderAllVisionsById"
 
 @DFExperimental
-public fun TagConsumer<*>.embedAndRenderVisionFragment(manager: VisionManager, id: Any, fragment: HtmlVisionFragment){
+public fun TagConsumer<*>.embedAndRenderVisionFragment(manager: VisionManager, id: Any, fragment: HtmlVisionFragment) {
     div {
         div {
             this.id = id.toString()

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/html/VisionTagConsumer.kt

@@ -17,7 +17,7 @@ import kotlin.collections.set
  * A placeholder object to attach inline vision builders.
  */
 @DFExperimental
-public class VisionOutput @PublishedApi internal constructor() {
+public class VisionOutput @PublishedApi internal constructor(public val manager: VisionManager) {
     public var meta: Meta = Meta.EMPTY
 
     //TODO expose a way to define required plugins.
@@ -32,6 +32,7 @@ public class VisionOutput @PublishedApi internal constructor() {
  */
 public abstract class VisionTagConsumer<R>(
     private val root: TagConsumer<R>,
+    public val manager:VisionManager,
     private val idPrefix: String? = null,
 ) : TagConsumer<R> by root {
 
@@ -62,7 +63,7 @@ public abstract class VisionTagConsumer<R>(
             script {
                 attributes["class"] = OUTPUT_META_CLASS
                 unsafe {
-                    +VisionManager.defaultJson.encodeToString(MetaSerializer, outputMeta)
+                    +manager.jsonFormat.encodeToString(MetaSerializer, outputMeta)
                 }
             }
         }
@@ -76,7 +77,7 @@ public abstract class VisionTagConsumer<R>(
         name: Name,
         visionProvider: VisionOutput.() -> Vision,
     ): T {
-        val output = VisionOutput()
+        val output = VisionOutput(manager)
         val vision = output.visionProvider()
         return vision(name, vision, output.meta)
     }

visionforge-core/src/commonTest/kotlin/space/kscience/visionforge/html/HtmlTagTest.kt

@@ -2,14 +2,13 @@ package space.kscience.visionforge.html
 
 import kotlinx.html.*
 import kotlinx.html.stream.createHTML
+import space.kscience.dataforge.context.Global
+import space.kscience.dataforge.context.fetch
 import space.kscience.dataforge.meta.Meta
 import space.kscience.dataforge.meta.set
 import space.kscience.dataforge.misc.DFExperimental
 import space.kscience.dataforge.names.Name
-import space.kscience.visionforge.Vision
+import space.kscience.visionforge.*
-import space.kscience.visionforge.VisionBase
-import space.kscience.visionforge.configure
-import space.kscience.visionforge.meta
 import kotlin.test.Test
 
 typealias HtmlVisionRenderer = FlowContent.(name: Name, vision: Vision, meta: Meta) -> Unit
@@ -20,7 +19,7 @@ fun FlowContent.renderVisionFragment(
     fragment: HtmlVisionFragment,
 ): Map<Name, Vision> {
     val visionMap = HashMap<Name, Vision>()
-    val consumer = object : VisionTagConsumer<Any?>(consumer, idPrefix) {
+    val consumer = object : VisionTagConsumer<Any?>(consumer, Global.fetch(VisionManager), idPrefix) {
         override fun DIV.renderVision(name: Name, vision: Vision, outputMeta: Meta) {
             visionMap[name] = vision
             renderer(name, vision, outputMeta)
@@ -37,7 +36,7 @@ class HtmlTagTest {
     fun VisionOutput.base(block: VisionBase.() -> Unit) =
         VisionBase().apply(block)
 
-     val fragment: HtmlVisionFragment = {
+    val fragment: HtmlVisionFragment = {
         div {
             h1 { +"Head" }
             vision("ddd") {
@@ -72,7 +71,7 @@ class HtmlTagTest {
     @Test
     fun testStringRender() {
         println(
-            createHTML().div{
+            createHTML().div {
                 renderVisionFragment(simpleVisionRenderer, fragment = fragment)
             }
         )

visionforge-core/src/jsMain/kotlin/space/kscience/visionforge/VisionClient.kt

@@ -128,7 +128,7 @@ public class VisionClient : AbstractPlugin() {
 
             logger.info { "Updating vision data from $wsUrl" }
 
-            val ws = WebSocket(wsUrl.toString()).apply {
+            WebSocket(wsUrl.toString()).apply {
                 onmessage = { messageEvent ->
                     val stringData: String? = messageEvent.data as? String
                     if (stringData != null) {

visionforge-core/src/jsMain/kotlin/space/kscience/visionforge/elementOutput.kt

@@ -17,7 +17,7 @@ public interface ElementVisionRenderer {
     /**
      * Display the [vision] inside a given [element] replacing its current content
      */
-    public fun render(element: Element, vision: Vision, meta: Meta = Meta.EMPTY): Unit
+    public fun render(element: Element, vision: Vision, meta: Meta = Meta.EMPTY)
 
     public companion object {
         public const val TYPE: String = "elementVisionRenderer"

visionforge-plotly/build.gradle.kts

@@ -2,7 +2,7 @@ plugins {
     id("ru.mipt.npm.gradle.mpp")
 }
 
-val plotlyVersion = "0.4.2"
+val plotlyVersion = "0.4.3"
 
 kscience {
     useSerialization()

visionforge-plotly/src/commonMain/kotlin/space/kscience/visionforge/plotly/VisionOfPlotly.kt

@@ -1,5 +1,6 @@
 package space.kscience.visionforge.plotly
 
+import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 import space.kscience.dataforge.meta.Config
 import space.kscience.dataforge.misc.DFExperimental
@@ -7,13 +8,23 @@ import space.kscience.plotly.Plot
 import space.kscience.plotly.Plotly
 import space.kscience.visionforge.VisionBase
 import space.kscience.visionforge.html.VisionOutput
+import space.kscience.visionforge.root
 
 @Serializable
-public class VisionOfPlotly(private val plotConfig: Config) : VisionBase(plotConfig){
+@SerialName("vision.plotly")
-    public val plot: Plot get() = Plot(plotConfig)
+public class VisionOfPlotly private constructor() : VisionBase() {
+    public constructor(plot: Plot) : this() {
+        properties = plot.config
+    }
+
+    public val plot: Plot get() = Plot(properties ?: Config())
 }
 
-public fun Plot.toVision(): VisionOfPlotly = VisionOfPlotly(config)
+public fun Plot.asVision(): VisionOfPlotly = VisionOfPlotly(this)
 
 @DFExperimental
-public inline fun VisionOutput.plotly(block: Plot.() -> Unit): VisionOfPlotly = VisionOfPlotly(Plotly.plot(block).config)
+public inline fun VisionOutput.plotly(
+    block: Plot.() -> Unit,
+): VisionOfPlotly = VisionOfPlotly(Plotly.plot(block)).apply {
+    root(this@plotly.manager)
+}

visionforge-plotly/src/jsMain/kotlin/space/kscience/visionforge/plotly/plotlyJs.kt

@@ -31,6 +31,8 @@ public actual class PlotlyPlugin : VisionPlugin(), ElementVisionRenderer {
     override fun render(element: Element, vision: Vision, meta: Meta) {
         val plot = (vision as? VisionOfPlotly)?.plot ?: error("VisionOfPlotly expected but ${vision::class} found")
         val config = PlotlyConfig.read(meta)
+        println(plot.config)
+        println(plot.data[0].toMeta())
         element.plot(plot, config)
     }
 

visionforge-server/src/main/kotlin/space/kscience/visionforge/three/server/VisionServer.kt

@@ -43,12 +43,6 @@ import java.net.URI
 import kotlin.collections.set
 import kotlin.time.Duration
 
-public enum class VisionServerDataMode {
-    EMBED,
-    FETCH,
-    CONNECT
-}
-
 
 /**
  * A ktor plugin container with given [routing]
@@ -61,7 +55,9 @@ public class VisionServer internal constructor(
     override val config: Config = Config()
     public var updateInterval: Long by config.long(300, key = UPDATE_INTERVAL_KEY)
     public var cacheFragments: Boolean by config.boolean(true)
-    public var dataMode: VisionServerDataMode = VisionServerDataMode.CONNECT
+    public var dataEmbed: Boolean by config.boolean(true, "data.embed".toName())
+    public var dataFetch: Boolean by config.boolean(false, "data.fetch".toName())
+    public var dataConnect: Boolean by config.boolean(true, "data.connect".toName())
 
     /**
      * a list of headers that should be applied to all pages
@@ -79,25 +75,26 @@ public class VisionServer internal constructor(
     ): Map<Name, Vision> {
         val visionMap = HashMap<Name, Vision>()
 
-        val consumer = object : VisionTagConsumer<Any?>(consumer) {
+        val consumer = object : VisionTagConsumer<Any?>(consumer, visionManager) {
             override fun DIV.renderVision(name: Name, vision: Vision, outputMeta: Meta) {
                 visionMap[name] = vision
                 // Toggle update mode
-                when (dataMode) {
+                if (dataConnect) {
-                    VisionServerDataMode.EMBED -> {
+                    attributes[OUTPUT_CONNECT_ATTRIBUTE] = "auto"
-                        script {
+                }
-                            attributes["class"] = OUTPUT_DATA_CLASS
+
-                            unsafe {
+                if (dataFetch) {
-                                +"\n${visionManager.encodeToString(vision)}\n"
+                    attributes[OUTPUT_FETCH_ATTRIBUTE] = "auto"
-                            }
+                }
+
+                if (dataEmbed) {
+                    script {
+                        type = "text/json"
+                        attributes["class"] = OUTPUT_DATA_CLASS
+                        unsafe {
+                            +"\n${visionManager.encodeToString(vision)}\n"
                         }
                     }
-                    VisionServerDataMode.FETCH -> {
-                        attributes[OUTPUT_FETCH_ATTRIBUTE] = "auto"
-                    }
-                    VisionServerDataMode.CONNECT -> {
-                        attributes[OUTPUT_CONNECT_ATTRIBUTE] = "auto"
-                    }
                 }
             }
         }

visionforge-solid/src/commonMain/kotlin/space/kscience/visionforge/solid/Solids.kt

@@ -68,4 +68,5 @@ public class Solids(meta: Meta) : VisionPlugin(meta) {
 
 @VisionBuilder
 @DFExperimental
-public inline fun VisionOutput.solid(block: SolidGroup.() -> Unit): SolidGroup = SolidGroup().apply(block)
+public inline fun VisionOutput.solid(block: SolidGroup.() -> Unit): SolidGroup =
+    SolidGroup().apply(block).apply { root(this@solid.manager) }

visionforge-threejs/src/main/kotlin/space/kscience/visionforge/solid/three/ThreeCanvas.kt

@@ -24,9 +24,7 @@ import org.w3c.dom.Node
 import org.w3c.dom.events.MouseEvent
 import space.kscience.dataforge.context.info
 import space.kscience.dataforge.context.logger
-import space.kscience.dataforge.meta.get
+import space.kscience.dataforge.meta.*
-import space.kscience.dataforge.meta.string
-import space.kscience.dataforge.meta.useProperty
 import space.kscience.dataforge.names.*
 import space.kscience.visionforge.Colors
 import space.kscience.visionforge.solid.Solid
@@ -41,8 +39,8 @@ import kotlin.math.sin
  */
 public class ThreeCanvas(
     public val three: ThreePlugin,
-    public val options: Canvas3DOptions,
 ) {
+    public val options = Canvas3DOptions()
 
     private var boundingBox: Box3? = null
     private var root: Object3D? = null
@@ -316,3 +314,10 @@ public class ThreeCanvas(
         private const val CLIP_HELPER_NAME = "@clipping"
     }
 }
+
+public fun ThreeCanvas.configure(options: Canvas3DOptions) {
+    this.options.update(options.toMeta())
+    options.onChange(this) { name, _, newItem ->
+        options[name] = newItem
+    }
+}

visionforge-threejs/src/main/kotlin/space/kscience/visionforge/solid/three/ThreePlugin.kt

@@ -8,6 +8,7 @@ import org.w3c.dom.Element
 import org.w3c.dom.HTMLElement
 import space.kscience.dataforge.context.*
 import space.kscience.dataforge.meta.Meta
+import space.kscience.dataforge.meta.update
 import space.kscience.dataforge.names.*
 import space.kscience.visionforge.ElementVisionRenderer
 import space.kscience.visionforge.Vision
@@ -111,12 +112,13 @@ public class ThreePlugin : AbstractPlugin(), ElementVisionRenderer {
         }
     }
 
-    public fun createCanvas(
+    private val canvasCache = HashMap<Element, ThreeCanvas>()
+
+    public fun getOrCreateCanvas(
         element: Element,
-        options: Canvas3DOptions = Canvas3DOptions.empty(),
+    ): ThreeCanvas = canvasCache.getOrPut(element){ThreeCanvas(this).apply {
-    ): ThreeCanvas = ThreeCanvas(this, options).apply {
         attach(element)
-    }
+    }}
 
     override fun content(target: String): Map<Name, Any> {
         return when (target) {
@@ -128,11 +130,10 @@ public class ThreePlugin : AbstractPlugin(), ElementVisionRenderer {
     override fun rateVision(vision: Vision): Int =
         if (vision is Solid) ElementVisionRenderer.DEFAULT_RATING else ElementVisionRenderer.ZERO_RATING
 
-    public fun renderSolid(
+    fun renderSolid(
         element: Element,
         vision: Solid,
-        options: Canvas3DOptions,
+    ): ThreeCanvas = getOrCreateCanvas(element).apply {
-    ): ThreeCanvas = createCanvas(element, options).apply {
         render(vision)
     }
 
@@ -140,8 +141,9 @@ public class ThreePlugin : AbstractPlugin(), ElementVisionRenderer {
         renderSolid(
             element,
             vision as? Solid ?: error("Solid expected but ${vision::class} found"),
-            Canvas3DOptions.read(meta)
+        ).apply {
-        )
+            options.update(meta)
+        }
     }
 
     public companion object : PluginFactory<ThreePlugin> {
@@ -154,8 +156,10 @@ public class ThreePlugin : AbstractPlugin(), ElementVisionRenderer {
 public fun ThreePlugin.render(
     element: HTMLElement,
     obj: Solid,
-    options: Canvas3DOptions.() -> Unit = {},
+    optionsBuilder: Canvas3DOptions.() -> Unit = {},
-): ThreeCanvas = renderSolid(element, obj, Canvas3DOptions(options))
+): ThreeCanvas = renderSolid(element, obj).apply {
+    options.apply(optionsBuilder)
+}
 
 internal operator fun Object3D.set(token: NameToken, object3D: Object3D) {
     object3D.name = token.toString()