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LiveMap.kt
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LiveMap.kt
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package jetbrains.livemap
import jetbrains.datalore.base.event.MouseEventSource
import jetbrains.datalore.base.geometry.DoubleRectangle
import jetbrains.datalore.base.registration.Registration
import jetbrains.datalore.visualization.base.canvas.AnimationProvider.AnimationEventHandler
import jetbrains.datalore.visualization.base.canvas.CanvasControl
import jetbrains.datalore.visualization.base.canvas.CanvasControlUtil.setAnimationHandler
import jetbrains.datalore.visualization.base.canvas.DeltaTime
import jetbrains.gis.tileprotocol.TileService
import jetbrains.livemap.DevParams.Companion.COMPUTATION_FRAME_TIME
import jetbrains.livemap.DevParams.Companion.COMPUTATION_PROJECTION_QUANT
import jetbrains.livemap.DevParams.Companion.DEBUG_GRID
import jetbrains.livemap.DevParams.Companion.DEBUG_TILES
import jetbrains.livemap.DevParams.Companion.MICRO_TASK_EXECUTOR
import jetbrains.livemap.DevParams.Companion.PERF_STATS
import jetbrains.livemap.DevParams.Companion.RENDER_TARGET
import jetbrains.livemap.DevParams.Companion.TILE_CACHE_LIMIT
import jetbrains.livemap.DevParams.Companion.UPDATE_PAUSE_MS
import jetbrains.livemap.DevParams.Companion.UPDATE_TIME_MULTIPLIER
import jetbrains.livemap.DevParams.MicroTaskExecutor.*
import jetbrains.livemap.Diagnostics.LiveMapDiagnostics
import jetbrains.livemap.MapWidgetUtil.MAX_ZOOM
import jetbrains.livemap.camera.CameraComponent
import jetbrains.livemap.camera.CameraInputSystem
import jetbrains.livemap.camera.CameraScale
import jetbrains.livemap.camera.CameraUpdateDetectionSystem
import jetbrains.livemap.core.ecs.*
import jetbrains.livemap.core.input.*
import jetbrains.livemap.core.multitasking.AsyncMicroTaskExecutorFactory
import jetbrains.livemap.core.multitasking.MicroTaskExecutor
import jetbrains.livemap.core.multitasking.SchedulerSystem
import jetbrains.livemap.core.multitasking.SyncMicroTaskExecutor
import jetbrains.livemap.core.rendering.layers.LayerManager
import jetbrains.livemap.core.rendering.layers.LayerManagers.createLayerManager
import jetbrains.livemap.core.rendering.layers.LayersRenderingSystem
import jetbrains.livemap.core.rendering.layers.RenderLayer
import jetbrains.livemap.core.rendering.layers.RenderTarget
import jetbrains.livemap.core.rendering.primitives.Rectangle
import jetbrains.livemap.entities.geometry.WorldGeometry2ScreenUpdateSystem
import jetbrains.livemap.entities.placement.ScreenLoopsUpdateSystem
import jetbrains.livemap.entities.placement.WorldDimension2ScreenUpdateSystem
import jetbrains.livemap.entities.placement.WorldOrigin2ScreenUpdateSystem
import jetbrains.livemap.entities.regions.EmptinessChecker
import jetbrains.livemap.entities.rendering.EntitiesRenderingTaskSystem
import jetbrains.livemap.entities.rendering.LayerEntitiesComponent
import jetbrains.livemap.entities.scaling.ScaleUpdateSystem
import jetbrains.livemap.mapobjects.MapLayer
import jetbrains.livemap.mapobjects.MapLayerKind
import jetbrains.livemap.obj2entity.MapObject2Entity
import jetbrains.livemap.projections.*
import jetbrains.livemap.tilegeometry.TileGeometryProvider
import jetbrains.livemap.tiles.CellStateUpdateSystem
import jetbrains.livemap.tiles.DebugDataSystem
import jetbrains.livemap.tiles.TileLoadingSystem
import jetbrains.livemap.tiles.TileRemovingSystem
import jetbrains.livemap.tiles.components.CellLayerComponent
import jetbrains.livemap.tiles.components.CellLayerKind
import jetbrains.livemap.tiles.components.DebugCellLayerComponent
import jetbrains.livemap.ui.LiveMapUiSystem
import jetbrains.livemap.ui.ResourceManager
import jetbrains.livemap.ui.UiRenderingTaskSystem
import jetbrains.livemap.ui.UiService
class LiveMap(
private val myMapProjection: MapProjection,
private val viewProjection: ViewProjection,
private val myEventSource: MouseEventSource,
private val myMapLayers: List<MapLayer>,
private val myTileService: TileService,
private val myTileGeometryProvider: TileGeometryProvider,
private val myRegionGeometryConsumer: RegionGeometryConsumer,
private val myDevParams: DevParams,
private val myEmptinessChecker: EmptinessChecker,
private val myMapLocationConsumer: (DoubleRectangle) -> Unit
) : BaseLiveMap() {
private val renderTarget: RenderTarget = myDevParams.read(RENDER_TARGET)
private var ecsController: EcsController? = null
private var myTimerReg = Registration.EMPTY
private lateinit var context: LiveMapContext
private lateinit var layerRenderingSystem: LayersRenderingSystem
private lateinit var layersOrder: List<RenderLayer>
private var myInitialized: Boolean = false
private var myLayerManager: LayerManager? = null
private lateinit var myDiagnostics: Diagnostics
private lateinit var schedulerSystem: SchedulerSystem
private lateinit var uiService: UiService
override fun draw(canvasControl: CanvasControl) {
val componentManager = EcsComponentManager()
context = LiveMapContext(
myMapProjection,
myEventSource,
MapRenderContext(viewProjection, canvasControl),
null
)
uiService = UiService(componentManager, ResourceManager(context.mapRenderContext.canvasProvider))
myLayerManager = createLayerManager(componentManager, renderTarget, canvasControl)
val updateController = UpdateController(
{ dt -> animationHandler(componentManager, dt) },
myDevParams.read(UPDATE_PAUSE_MS).toLong(),
myDevParams.read(UPDATE_TIME_MULTIPLIER)
)
myTimerReg = setAnimationHandler(
canvasControl,
AnimationEventHandler.toHandler(updateController::onTime)
)
}
private fun animationHandler(componentManager: EcsComponentManager, dt: Long): Boolean {
if (!myInitialized) {
initLayers(myLayerManager!!, componentManager)
initSystems(componentManager)
initCamera(componentManager)
myDiagnostics = if (myDevParams.isSet(PERF_STATS)) {
LiveMapDiagnostics(
isLoading,
layersOrder,
layerRenderingSystem,
schedulerSystem,
context.metricsService,
uiService,
componentManager
)
} else {
Diagnostics()
}
myInitialized = true
}
ecsController?.update(dt.toDouble())
myDiagnostics.update(dt)
return true
}
private fun initSystems(componentManager: EcsComponentManager) {
val tileLoadingSystem =
if (myDevParams.isSet(DEBUG_TILES))
object : AbstractSystem<LiveMapContext>(componentManager) {}
else
TileLoadingSystem(myDevParams.read(COMPUTATION_PROJECTION_QUANT), myTileService, componentManager)
val microTaskExecutor: MicroTaskExecutor = when (myDevParams.read(MICRO_TASK_EXECUTOR)) {
UI_THREAD -> SyncMicroTaskExecutor(context, myDevParams.read(COMPUTATION_FRAME_TIME).toLong())
AUTO, BACKGROUND -> AsyncMicroTaskExecutorFactory.create()
} ?: SyncMicroTaskExecutor(context, myDevParams.read(COMPUTATION_FRAME_TIME).toLong())
schedulerSystem = SchedulerSystem(microTaskExecutor, componentManager)
ecsController = EcsController(
componentManager,
context,
listOf(
// Input systems
MouseInputSystem(componentManager),
MouseInputDetectionSystem(componentManager),
CameraInputSystem(componentManager),
CameraUpdateDetectionSystem(componentManager),
ScaleUpdateSystem(componentManager),
// Service systems
AnimationObjectSystem(componentManager),
AnimationSystem(componentManager),
ViewProjectionUpdateSystem(componentManager),
LiveMapUiSystem(uiService, componentManager, myMapLocationConsumer),
CellStateUpdateSystem(componentManager),
tileLoadingSystem,
TileRemovingSystem(myDevParams.read(TILE_CACHE_LIMIT), componentManager),
DebugDataSystem(componentManager),
//Regions
//FragmentUpdateSystem(componentManager, myEmptinessChecker),
//FragmentDownloadingSystem(
// myDevParams.read(FRAGMENT_ACTIVE_DOWNLOADS_LIMIT),
// myTileGeometryProvider,
// componentManager
//),
//FragmentEmitSystem(myDevParams.read(COMPUTATION_PROJECTION_QUANT), componentManager),
//RegionEmitSystem(componentManager),
//FragmentsRemovingSystem(myDevParams.read(FRAGMENT_CACHE_LIMIT), componentManager),
// Position update
WorldDimension2ScreenUpdateSystem(componentManager),
WorldOrigin2ScreenUpdateSystem(componentManager),
WorldGeometry2ScreenUpdateSystem(myDevParams.read(COMPUTATION_PROJECTION_QUANT), componentManager),
ScreenLoopsUpdateSystem(componentManager),
// Geoms
EntitiesRenderingTaskSystem(componentManager),
UiRenderingTaskSystem(componentManager),
layerRenderingSystem,
schedulerSystem,
// Effects
//GrowingPathEffectSystem(componentManager),
CameraScale.CameraScaleEffectSystem(componentManager)
// Tooltips
//TooltipTargetSystem(componentManager, myRegionGeometryConsumer),
// LoadingStateSystem(componentManager, isLoading())
)
)
}
private fun initCamera(componentManager: EcsComponentManager) {
// Camera
val listeners = EventListenerComponent()
val camera = componentManager.getSingletonEntity(CameraComponent::class)
.addComponent(MouseInputComponent())
.addComponent(
ClickableComponent(
Rectangle().apply {
rect = newDoubleRectangle(
Coordinates.ZERO_CLIENT_POINT,
viewProjection.viewSize
)
}
)
)
.addComponent(listeners)
listeners.addDoubleClickListener { event ->
if (camera.contains(CameraScale.CameraScaleEffectComponent::class) || camera.getComponent<CameraComponent>().zoom == MAX_ZOOM.toDouble()) {
return@addDoubleClickListener
}
val origin = event.location!!.let { ClientPoint(it.x, it.y) }
val currentMapCenter = viewProjection.getMapCoord(viewProjection.viewSize.mul(0.5))
val mapOrigin = viewProjection.getMapCoord(origin)
CameraScale.setAnimation(
camera,
origin,
currentMapCenter.add(mapOrigin.subtract(currentMapCenter).mul(0.5)),
1.0
)
}
}
private fun initLayers(layerManager: LayerManager, componentManager: EcsComponentManager) {
// layers
layersOrder = layerManager.createLayersOrderComponent().renderLayers
layerRenderingSystem = layerManager.createLayerRenderingSystem()
componentManager
.createEntity("layers_order")
.addComponent(layerManager.createLayersOrderComponent())
componentManager
.createEntity("cell_layer_ground")
.addComponent(CellLayerComponent(CellLayerKind.WORLD))
.addComponent(LayerEntitiesComponent())
.addComponent(layerManager.createRenderLayerComponent("ground"))
val mapObject2Entity = MapObject2Entity(componentManager, layerManager, myDevParams, myMapProjection)
for (mapLayer in myMapLayers) {
val kind = mapLayer.kind
val mapObjects = mapLayer.mapObjects
when(kind) {
MapLayerKind.POINT -> mapObject2Entity.processPoint(mapObjects)
MapLayerKind.PATH -> mapObject2Entity.processPath(mapObjects)
MapLayerKind.POLYGON -> mapObject2Entity.processPolygon(mapObjects)
//MapLayerKind.BAR -> mapObject2Entity.processBar(mapObjects)
//MapLayerKind.PIE -> mapObject2Entity.processPie(mapObjects)
MapLayerKind.H_LINE -> mapObject2Entity.processLine(mapObjects, true)
MapLayerKind.V_LINE -> mapObject2Entity.processLine(mapObjects, false)
//MapLayerKind.TEXT -> mapObject2Entity.processText(
//mapObjects,
//TextSpec.createMeasurer(context.mapRenderContext.canvasProvider.createCanvas(Vector.ZERO).context2d)
//)
else -> error("")
}
}
componentManager
.createEntity("cell_layer_labels")
.addComponent(CellLayerComponent(CellLayerKind.LABEL))
.addComponent(LayerEntitiesComponent())
.addComponent(layerManager.createRenderLayerComponent("labels"))
if (myDevParams.isSet(DEBUG_GRID)) {
componentManager
.createEntity("cell_layer_debug")
.addComponent(CellLayerComponent(CellLayerKind.DEBUG))
.addComponent(DebugCellLayerComponent())
.addComponent(LayerEntitiesComponent())
.addComponent(layerManager.createRenderLayerComponent("debug"))
}
componentManager
.createEntity("layer_ui")
.addComponent(UiRenderingTaskSystem.UiLayerComponent())
.addComponent(layerManager.createRenderLayerComponent("ui"))
}
override fun dispose() {
myTimerReg.dispose()
ecsController?.dispose()
}
private class UpdateController(
private val timePredicate: (Long) -> Boolean,
private val skipTime: Long,
private val animationMultiplier: Double
) {
private val deltaTime = DeltaTime()
private var currentTime: Long = 0
internal fun onTime(millisTime: Long): Boolean {
val dt = deltaTime.tick(millisTime)
currentTime += dt
if (currentTime > skipTime) {
currentTime = 0
return timePredicate((dt * animationMultiplier).toLong())
}
return false
}
}
}