API Reference > imodeljs-frontend > All imodeljs-frontend Classes Name Description AccuDrawHintBuilder AccuDrawHintBuilder is an InteractiveTool helper class that facilitates AccuDraw interaction. AccuSnap AccuSnap is an aide for snapping to interesting points on elements or decorations as the cursor moves over them. ActivityMessageDetails Specifies the details of an activity message to be displayed to the user. AngleDescription Angle Property Description Beta AuthorizedFrontendRequestContext Provides some generic context for downstream server applications to get details of a request that AuxCoordSystem2dState The state of an AuxCoordSystem2d element in the frontend AuxCoordSystem3dState The state of an AuxCoordSystem3d element in the frontend AuxCoordSystemSpatialState The state of an AuxCoordSystemSpatial element in the frontend AuxCoordSystemState The state of an AuxCoordSystem element in the frontend BaseUnitFormattingSettingsProvider This abstract class reacts to changes in the "active" iModel and updates the QuantityFormatter overrides and active Beta BeButtonEvent Object sent to Tools that holds information about button/touch/wheel events. BeButtonState BeTouchEvent A ButtonEvent generated by touch input. BeWheelEvent A BeButtonEvent generated by movement of a mouse wheel. BingElevationProvider Provides an interface to the Bing Maps elevation services. BingLocationProvider Provides an interface to the Bing Maps location services. BlankConnection A connection that exists without an iModel. BriefcaseConnection A connection to an editable briefcase on the backend. BriefcaseNotificationHandler Base class for notification handlers for events from the backend that are specific to a BriefcaseConnection. BriefcaseTxns Manages local changes to a BriefcaseConnection via Txns. CategorySelectorState A set of Categories to be displayed in a ViewState. ChangeFlags Describes which aspects of a Viewport have changed. CheckpointConnection An IModelConnection to a checkpoint of an iModel, hosted on a remote backend over RPC. Cluster A cluster of one or more Markers that overlap one another in the view. ContextRealityModelState A ContextRealityModel attached to a DisplayStyleState supplying a TileTreeReference used to draw the DecorateContext Provides context for a ViewportDecorator to add Decorations to be rendered within a Viewport. Decorations A set of RenderGraphics and CanvasDecorations produced by Tools and Decorators, used to decorate the contents of a Viewport. DisclosedTileTreeSet A set of TileTrees disclosed by a set of objects implementing TileTreeDiscloser, used to collect references to tile trees in use by those objects. DisplayStyle2dState A display style that can be applied to 2d views. DisplayStyle3dState A DisplayStyleState that can be applied to spatial views. DisplayStyleState A DisplayStyle defines the parameters for 'styling' the contents of a ViewState. DrawingModelState Represents the front-end state of a DrawingModel. DrawingViewState A view of a DrawingModel DynamicsContext Provides context for an InteractiveTool to display decorations representing its current state. ElementLocateManager ElementPicker ElementState The "state" of an Element as represented in a web browser. EmphasizeElements An implementation of FeatureOverrideProvider for emphasizing selected elements through simple color/transparency appearance overrides. EngineeringLengthDescription Engineering Length Property Description Beta EntityState The "state" of an Entity as represented in a web browser. Environment Describes the SkyBox and Environment.GroundPlane associated with a DisplayStyle3dState. EventController An EventController maps user input events from a Viewport to the ToolAdmin so that tools can process them. Extension Base Extension class for writing a demand-loaded module. Beta ExtensionAdmin Handles the loading of Extensions, and maintains a list of registered, currently loaded, and currently being downloaded extensions. Beta ExtensionServiceExtensionLoader Downloads extensions from Extension Service Beta ExtensionTool An Immediate Tool that starts the process of loading an iModel.js extension. ExternalServerExtensionLoader Reads the extension from a plain server assuming that the extension is a set of files in a directory formatted as: Beta FitViewTool A tool that performs a fit view FlashSettings Settings that control how geometry is "flashed" when hovered over in a Viewport. FlyViewTool A tool that performs the fly operation FormattedQuantityDescription Base Quantity Property Description Beta FrontendRequestContext Provides generic context for downstream server applications to get details of a request that FrustumAnimator Animates the transition of a Viewport from one Frustum to another. FuzzySearch FuzzySearchResults This class is used to return the results of FuzzySearch.search. GeometricModel2dState Represents the front-end state of a GeometricModel2d. GeometricModel3dState Represents the front-end state of a GeometricModel3d. GeometricModelState Represents the front-end state of a GeometricModel. GlobeAnimator Animates the transition of a Viewport to view a location on the Earth. GraphicalEditingScope Represents a period of time within an interactive editing session during which the GraphicBranch A node in a scene graph. GraphicBuilder Provides methods for constructing a RenderGraphic from geometric primitives. HiliteSet A set of hilited elements for an IModelConnection, by element id. HitDetail A HitDetail stores the result when locating geometry displayed in a view. HitList The result of a "locate" is a sorted list of objects that satisfied the search criteria (a HitList). IconSprites Icon sprites are loaded from .png files in the assets directory of imodeljs-native. IdleTool The default "idle" tool. IModelApp Global singleton that connects the user interface with the iModel.js services. IModelConnection A connection to a IModelDb hosted on the backend. IModelRoutingContext Controls the RPC routing for an iModel connection. InputCollector The InputCollector class can be used to implement a command for gathering input InteractiveTool A Tool that may be installed, via ToolAdmin, to handle user input. IntersectDetail IpcApp The frontend of apps with a dedicated backend that can use Ipc. LengthDescription Length Property Description Beta LocalUnitFormatProvider Implementation of BaseUnitFormattingSettingsProvider that stores and retrieves data in local storage. Beta LocateOptions Options that customize the way element location (i.e. LocateResponse LookAndMoveTool A tool that performs the walk operation using mouse+keyboard or touch controls. LookViewTool A tool that performs the look operation MarginPercent Margins for white space to be left around view volumes for ViewState.lookAtVolume. Marker A Marker is a CanvasDecoration, whose position follows a fixed location in world space. MarkerSet A set of Markers that are logically related, such that they cluster when they overlap one another in screen space. MeasureAreaByPointsTool Report area defined by points using current quantity formatter for area. MeasureAreaTool Report accumulated areas of selected elements using the current quantity formatter for area. MeasureDistanceTool Report distance between 2 points using current quantity formatter for length. MeasureElementTool Base class for mass properties tools. MeasureLengthTool Report accumulated lengths of selected elements using the current quantity formatter for length. MeasureLocationTool Report spatial coordinate at a point as well as cartegraphic location for geolocated models using current quantity formatters. MeasureVolumeTool Report accumulated volumes of selected elements using the current quantity formatter for volume. MeshParams Describes mesh geometry to be submitted to the rendering system. ModelSelectorState The state of a ModelSelector. ModelState Represents the front-end state of a Model. NativeApp The frontend of a native application NativeAppAuthorization Object to be set as IModelApp.authorizationClient for the frontend of NativeApps. NotificationHandler Base class for all implementations of an Ipc notification response interface. NotificationManager The NotificationManager controls the interaction with the user for prompts, error messages, and alert dialogs. NotifyMessageDetails Describes a message to be displayed to the user. OffScreenViewport A viewport that draws to an offscreen buffer instead of to the screen. OidcBrowserClient Utility to generate OIDC/OAuth tokens for Single Page Applications (running in the Browser) Beta OrthographicViewState Defines a spatial view that displays geometry on the image plane using a parallel orthographic projection. PanViewTool The tool that performs a Pan view operation PendingExtension Represents an Extension that we are attempting to load. Beta PhysicalModelState Represents the front-end state of a PhysicalModel. PlanarClipMaskState The State of Planar Clip Mask applied to a reality model or background map. Beta PolylineParams Describes a set of tesselated polylines. PrimitiveTool The PrimitiveTool class can be used to implement tools to create or modify geometric elements. QuantityFormatter Class that supports formatting quantity values into strings and parsing strings into quantity values. Beta RemoteBriefcaseConnection Deprecated RenderClipVolume An opaque representation of a clip volume applied to geometry within a Viewport. RenderContext Provides context for producing RenderGraphics for drawing within a Viewport. RenderGraphic Abstract representation of an object which can be rendered by a RenderSystem. RenderGraphicOwner A graphic that owns another graphic. RenderSystem A RenderSystem provides access to resources used by the internal WebGL-based rendering system. RotateViewTool A tool that performs a Rotate view operation Scene Holds a collection of objects comprising the scene to be drawn by a Viewport's. SceneContext Context used to create the scene to be drawn in a Viewport. ScreenViewport An interactive Viewport that exists within an HTMLDivElement. ScrollViewTool A tool that performs the scroll operation SectionDrawingModelState Represents the front-end state of a SectionDrawingModel. SelectionSet A set of currently selected elements for an IModelConnection. SelectionTool Tool for picking a set of elements of interest, selected by the user. SetupCameraTool A tool that sets the view camera by two points. SetupWalkCameraTool A tool that sets a walk tool starting position by a floor point and look direction. SheetModelState Represents the front-end state of a SheetModel. SheetViewState A view of a SheetModel. SkyBox The SkyBox is part of an Environment drawn in the background of spatial views to provide context. SkyCube A SkyBox drawn as a cube with an image mapped to each of its interior faces. SkyGradient A SkyBox drawn as a sphere with a gradient mapped to its interior surface. SkySphere A SkyBox drawn as a sphere with an image mapped to its interior surface. SnapDetail A SnapDetail is generated from the result of IModelDb.requestSnap call. SnapshotConnection A connection to a SnapshotDb hosted on a backend. SpatialLocationModelState Represents the front-end state of a SpatialLocationModel. SpatialModelState Represents the front-end state of a SpatialModel. SpatialViewState Defines a view of one or more SpatialModels. Sprite Sprites are small raster images that are drawn on top of Viewports by a ViewDecoration. SpriteLocation A Sprite location. StandardView Supplies access to a set of commonly-used view rotations. StandardViewTool A tool that rotates the view to one of the standard views. Storage A local disk-based cache for key value pairs for NativeApps. SurveyLengthDescription Survey Length Property Description Beta TentativePoint Tile A 3d tile within a TileTree. TileAdmin Manages Tiles and TileTrees on behalf of IModelApp. TileDrawArgs Provides context used when selecting and drawing Tiles. TileRequest Represents a pending or active request to load the contents of a Tile. TileRequestChannel A channel over which requests for tile content can be made. TileRequestChannels A set of named TileRequestChannels via which content for Tiles can be requested. TileRequestChannelStatistics Statistics regarding the current and cumulative state of one or more TileRequestChannels. Tiles Provides access to TileTrees associated with an IModelConnection. TileTree A hierarchical level-of-detail tree of 3d Tiles to be rendered in a Viewport. TileTreeReference A reference to a TileTree suitable for drawing within a Viewport. TileUsageMarker A marker associated with a Tile to track usage of that tile by any number of viewports. Tool A Tool that performs an action. ToolAdmin Controls the operation of Tools, administering the current ViewTool, PrimitiveTool, and IdleTool and forwarding events to the appropriate tool. ToolAssistance Tool Assistance helper methods. ToolRegistry The ToolRegistry holds a mapping between toolIds and their corresponding Tool class. ToolSettings Settings that control the behavior of built-in tools. TwoWayViewportSync Forms a bidirectional connection between two Viewports such that the Frustums of both Viewports are synchronized. VertexTableBuilder Builds a VertexTable from some data type supplying the vertex data. ViewClipByElementTool A tool to define a clip volume for a view using the element aligned box or axis aligned box. ViewClipByPlaneTool A tool to define a clip volume for a view by specifying a plane ViewClipByRangeTool A tool to define a clip volume for a view by specifying range corners ViewClipByShapeTool A tool to define a clip volume for a view by specifying a shape ViewClipClearTool A tool to remove a clip volume for a view ViewClipDecorationProvider An implementation of ViewClipEventHandler that responds to new clips by presenting clip modification handles ViewClipTool A tool to define a clip volume for a view ViewCreator2d API for creating a ViewState2d for a 2D model (GeometricModel2dState). ViewCreator3d API for creating a 3D default ViewState3d for an iModel. ViewGlobeBirdTool A tool that views a location on the background map from a bird's eye perspective; the viewed location is derived from the position of the current camera's eye above the background map. ViewGlobeIModelTool A tool that views the current iModel on the background map so that the extent of the project is visible. ViewGlobeLocationTool A tool that views a location on the background map corresponding to a specified string. ViewGlobeSatelliteTool A tool that views a location on the background map from a satellite's perspective; the viewed location is derived from the position of the current camera's eye above the background map. ViewingSpace Describes a Viewport's viewing volume, plus its size on the screen. ViewManager The ViewManager holds the list of opened views, plus the selected view. ViewManip Base class for tools that manipulate the frustum of a Viewport. Viewport A Viewport renders the contents of one or more GeometricModels onto an HTMLCanvasElement. ViewPose The "pose" for a view. ViewRect A rectangle in unsigned integer view coordinates with (0,0) corresponding to the top-left corner of the view. ViewRedoTool A tool that performs view redo operation. ViewState The front-end state of a ViewDefinition element. ViewState2d Defines the state of a view of a single 2d model. ViewState3d Defines the state of a view of 3d models. ViewToggleCameraTool A tool that toggles the camera on/off in a spatial view ViewTool An InteractiveTool that manipulates a view. ViewUndoTool A tool that performs view undo operation. WalkViewTool A tool that performs the walk operation WebViewerApp The frontend of apps with a shared backend for visualization of iModels. Beta WindowAreaTool A tool that performs a Window-area view operation ZoomViewTool A tool that performs the zoom operation Constants Name Description iModelJsCss Enumerations Name Description ACSDisplayOptions ACSType ActivityMessageEndReason Reason for ending the activity message via endActivityMessage BeButton BeModifierKeys Numeric mask for a set of modifier keys (control, shift, and alt). Child ClipEventType Event types for ViewClipDecorationProvider.onActiveClipChanged \ ContextRotationId Specify the rotation to return from AccuDrawHintBuilder.getContextRotation. CoordinateLockOverrides CoordSource The source that generated a coordinate. CoordSystem Coordinate system types DepthPointSource Source of depth point returned by Viewport.pickDepthPoint. EventHandled FeatureOverrideType Options for overriding element appearance. Deprecated FlashMode As part of FlashSettings, describes how geometry is flashed. FrontendLoggerCategory Logger categories used by this package GraphicType Describes the type of a GraphicBuilder, which defines the coordinate system in which the builder's geometry is defined and HitDetailType HitGeomType What was being tested to generate this hit. HitParentGeomType Classification of GeometricPrimitive that generated the Hit. HitPriority HitSource The procedure that generated this Hit. InputSource The source that generated an event. KeyinParseError Possible errors resulting from ToolRegistry.parseKeyin. LocateAction The possible actions for which a locate filter can be called. LocateFilterStatus Values to return from a locate filter. ManipulatorToolEvent MessageBoxIconType Describes the icon displayed in a messagebox opened using NotificationManager.openMessageBox. MessageBoxType Describes the set of buttons displayed in a message box opened using NotificationManager.openMessageBox. MessageBoxValue Describes the possible return values produced when the user clicks a button in a messagebox opened using NotificationManager.openMessageBox. OutputMessageAlert Describes the alert behavior of a NotifyMessageDetails. OutputMessagePriority Classifies a NotifyMessageDetails by its level of importance. OutputMessageType Describes the type and behavior of a NotifyMessageDetails. ParseAndRunResult The result type of ToolRegistry.parseAndRun. QuantityType Defines standard format types for tools that need to display measurements to user. Beta SelectionMethod The method for choosing elements with the SelectionTool SelectionMode The mode for choosing elements with the SelectionTool SelectionProcessing The processing method to use to update the current selection. SelectionSetEventType Identifies the type of changes made to the SelectionSet to produce a SelectionSetEvent. SnapHeat SnapMode SnapStatus StandardViewId Describes a set of commonly-used view rotations. StartOrResume TileBoundingBoxes Options for displaying tile bounding boxes for debugging purposes. TileGraphicType Describes the type of graphics produced by a TileTreeReference. TileLoadPriority Loosely describes the "importance" of a Tile. TileLoadStatus Describes the current status of a Tile's content. TileTreeLoadStatus Describes the current state of a TileTree. TileVisibility Describes the visibility of a tile based on its size and a view frustum. ToolAssistanceImage Tool Assistance known images ToolAssistanceInputMethod Input Method for Tool Assistance instruction UniformType The underlying data types that can be used for uniform variables in screen-space effect shaders. VaryingType The underlying data types that can be used for varying variables in screen-space effect shaders. ViewStatus Describes the result of a viewing operation such as those exposed by ViewState and Viewport. ViewUndoEvent Describes an undo or redo event for a Viewport. Global Functions Name Description calculateEcefToDbTransformAtLocation Calculate the ECEF to database (IModel) coordinate transform at a provided location, using the GCS of the iModel. canvasToImageBuffer Create an ImageBuffer in the specified format with the same dimensions and contents as a canvas. canvasToResizedCanvasWithBars Resize a canvas to a desired size. extractImageSourceDimensions Extract the dimensions of the jpeg or png data encoded in an ImageSource. getCenteredViewRect Determine the maximum ViewRect that can be fitted and centered in specified ViewRect given a required aspect ratio. getCesiumAssetUrl Return the URL for a Cesium ION asset from its asset ID and request Key. getCompressedJpegFromCanvas Produce a jpeg compressed to no more than specified bytes and of no less than specified quality. getImageSourceFormatForMimeType Get the ImageSourceFormat corresponding to the mime type string, or undefined if the string does not identify a supported ImageSourceFormat. getImageSourceMimeType Get a string describing the mime type associated with an ImageSource format. getQuantityTypeKey Function to return a QuantityTypeKey given either a QuantityType or a string Beta imageBufferToBase64EncodedPng Converts the contents of an ImageBuffer to PNG format. imageBufferToCanvas Create a canvas element with the same dimensions and contents as an image buffer. imageBufferToPngDataUrl Produces a data url in "image/png" format from the contents of an ImageBuffer. imageElementFromImageSource Extract an html Image element from a binary jpeg or png. imageElementFromUrl Create an html Image element from a URL. isCheckboxFormatPropEditorSpec CheckboxFormatPropEditorSpec type guard. Beta isCustomQuantityTypeDefinition CustomQuantityTypeDefinition type guard. Beta isIOidcFrontendClient IOidcFrontendClient type guard. Beta isTextInputFormatPropEditorSpec TextInputFormatPropEditorSpec type guard. Beta isTextSelectFormatPropEditorSpec TextSelectFormatPropEditorSpec type guard. Beta openImageDataUrlInNewWindow Open an image specified as a data URL in a new window or tab. Beta queryRealityData Query for reality data associated with an iTwin context. queryTerrainElevationOffset Queries the actual elevation of a cartographic point on the globe (using Bing elevation services) readElementGraphics Convert the byte array returned by TileAdmin.requestElementGraphics into a RenderGraphic. tesselatePolyline Strictly for tests. tryImageElementFromUrl Try to create an html Image element from a URL. Interfaces Name Description Animator An object to animate a transition of a Viewport. BatchOptions Options used when constructing a Batch - that is, a RenderGraphic with an associated FeatureTable describing individual Features within the BeButtonEventProps Properties for constructing a BeButtonEvent BeTouchEventProps Properties for initializing a BeTouchEvent BeWheelEventProps Properties for constructing a BeWheelEvent BlankConnectionProps The properties for creating a Blank IModelConnection CanvasDecoration A Decoration that is drawn onto the ChangeViewedModel2dOptions Options for changing the viewed Model of a 2d view via Viewport.changeViewedModel2d CheckboxFormatPropEditorSpec CheckboxFormatPropEditorSpec defines getter and setter method for a boolean property editor. Beta CustomFormatPropEditorSpec Properties that define an EditorSpec for editing a custom formatting property that is stored in the "custom" property in the FormatProps. Beta CustomQuantityTypeDefinition CustomQuantityTypeDefinition interface is used to define a Custom quantity type that can be registered with the QuantityFormatter. Beta DecodedPointCloud Decorator Interface for drawing Decorations into, or on top of, the active ScreenViewports managed by ViewManager. DepthPointOptions Options to control behavior of Viewport.pickDepthPoint. DepthRangeNpc The minimum and maximum values for the z-depth of a rectangle of screen space. EdgeParams Describes the edges of a mesh. ExtensionAdminProps Describes configuration options to the ExtensionAdmin Beta ExtensionLoader Implement this interface, then register it using IModelApp.extensionAdmin.addExtensionLoader to load extensions from a different source. Beta ExtentLimits Describes the largest and smallest values allowed for the extents of a ViewState. FeatureOverrideProvider An object that customizes the appearance of Features within a Viewport. FormatterParserSpecsProvider Interface that defines the functions required to be implemented to provide custom formatting and parsing of a custom quantity type. Beta FormattingUnitSystemChangedArgs Arguments sent to FormattingUnitSystemChanged event listeners. Beta FrontendSecurityOptions Options that can be supplied with IModelAppOptions to customize frontend security. FuzzySearchResult Interface implemented by objects returned while iterating through FuzzySearchResults GetPixelDataWorldPointArgs Arguments to Viewport.getPixelDataWorldPoint. GlobalLocation Describes a location on the earth using cartographic data structures. GlobalLocationArea Describes a rectangular area of the earth using cartographic data structures. GpuMemoryLimits Defines separate GpuMemoryLimits for mobile and desktop clients. GraphicArc A GraphicPrimitive representing a 3d open arc or closed ellipse that can be supplied to GraphicBuilder.addPrimitive. GraphicArc2d A GraphicPrimitive representing a 2d open arc or closed ellipse that can be supplied to GraphicBuilder.addPrimitive. GraphicBranchOptions Options passed to RenderSystem.createGraphicBranch. GraphicBuilderOptions Options for creating a GraphicBuilder used by functions like DecorateContext.createGraphic and RenderSystem.createGraphic. GraphicLineString A GraphicPrimitive representing a line string that can be supplied to GraphicBuilder.addPrimitive. GraphicLineString2d A GraphicPrimitive representing a 2d line string that can be supplied to GraphicBuilder.addPrimitive. GraphicLoop A GraphicPrimitive representing a 3d planar region that can be supplied to GraphicBuilder.addPrimitive. GraphicPath A GraphicPrimitive representing a 3d open path that can be supplied to GraphicBuilder.addPrimitive. GraphicPointString A GraphicPrimitive representing a point string that can be supplied to GraphicBuilder.addPrimitive. GraphicPointString2d A GraphicPrimitive representing a 2d point string that can be supplied to GraphicBuilder.addPrimitive. GraphicPolyface A GraphicPrimitive representing a mesh that can be supplied to GraphicBuilder.addPrimitive. GraphicPrimitive2d Base interface for a 2d GraphicPrimitive that can be supplied to GraphicBuilder.addPrimitive. GraphicShape A GraphicPrimitive representing a closed 3d planar region that can be supplied to GraphicBuilder.addPrimitive. GraphicShape2d A GraphicPrimitive representing a closed 2d region that can be supplied to GraphicBuilder.addPrimitive. GraphicSolidPrimitive A GraphicPrimitive representing a SolidPrimitive to be supplied to GraphicBuilder.addPrimitive. HitListHolder IModelAppOptions Options that can be supplied to IModelApp.startup to customize frontend behavior. IOidcFrontendClient Interface to implement a typical frontend client Beta IpcAppOptions Options for IpcApp.startup MapLayerOptions Options to be passed to the IModelApp on startup which contain access keys for various layer formats Beta ModelDisplayTransformProvider Interface adopted by an object that wants to apply a per-model display transform. Beta NativeAppOpts Options for NativeApp.startup OffScreenViewportOptions Options supplied when creating an OffScreenViewport. OidcFrontendClientConfiguration Client configuration to generate OIDC/OAuth tokens for browser applications Beta OsmBuildingDisplayOptions Options controlling display of OpenStreetMap Buildings. OverrideFormatEntry Override format entries can define formats for any of the different unit systems. Beta ParsedKeyin Successful result from ToolRegistry.parseKeyin. ParseKeyinError Possible errors form ToolRegistry.parseKeyin. ParticleCollectionBuilder Interface for producing a collection of particles suitable for use in particle effects. ParticleCollectionBuilderParams Parameters used to construct a ParticleCollectionBuilder. ParticleProps Describes a particle to to add to a particle collection via ParticleCollectionBuilder.addParticle. PickableGraphicOptions Options used as part of GraphicBuilderOptions to describe a pickable RenderGraphic. QuantityFormatOverridesChangedArgs Arguments sent to UnitFormattingSettingsProvider when overrides are changed. Beta QuantityFormatsChangedArgs Arguments sent to QuantityFormatsChanged event listeners. Beta QuantityTypeDefinition Definition of a standard QuantityType that is registered with the QuantityFormatter. Beta QueryScreenFeaturesOptions Options specifying how to query for visible Features by reading pixels rendered by a Viewport. Beta QueryTileFeaturesOptions Options specifying how to query for visible Features by inspecting the Tiles selected for display by a Viewport. Beta RealityDataQueryCriteria Criteria used to query for reality data associated with an iTwin context. RealityMeshProps RenderSystemDebugControl An interface optionally exposed by a RenderSystem that allows control of various debugging features. Beta ScreenSpaceEffectBuilder An interface used to construct and register with the IModelApp.renderSystem a custom screen-space effect. ScreenSpaceEffectBuilderParams Parameters used to create a ScreenSpaceEffectBuilder. ScreenSpaceEffectContext Context passed to ScreenSpaceEffectBuilder.shouldApply. ScreenSpaceEffectSource The GLSL implementation of the effect produced by a ScreenSpaceEffectBuilder, to be integrated into a complete shader program. SelectAddEvent Passed to SelectionSet.onChanged event listeners when elements are added to the selection set. SelectedViewportChangedArgs Argument for ViewManager.onSelectedViewportChanged SelectRemoveEvent Passed to SelectionSet.onChanged event listeners when elements are removed from the selection set. SelectReplaceEvent Passed to SelectionSet.onChanged event listeners when elements are simultaneously added to and removed from the selection set. TextInputFormatPropEditorSpec TextInputFormatPropEditorSpec defines getter and setter method for a text input property editor. Beta TextSelectFormatPropEditorSpec TextSelectFormatPropEditorSpec defines getter and setter method for a Select/Dropdown property editor. Beta TileContent Describes the contents of a Tile. TiledGraphicsProvider Provides a way for applications to inject additional non-decorative graphics into a Viewport by supplying one or more TileTreeReferences capable of loading and drawing the graphics. TileDrawArgParams Parameters used to construct TileDrawArgs. TileParams Parameters used to construct a Tile. TileTreeDiscloser Interface adopted by an object that contains references to TileTrees, to expose those trees. TileTreeOwner Owns and manages the lifecycle of a TileTree. TileTreeParams Parameters used to construct a TileTree. TileTreeSupplier Interface adopted by an object which can supply a TileTree for rendering. ToolAssistanceInstruction Interface used to describe a Tool Assistance instruction. ToolAssistanceInstructions Interface used to describe Tool Assistance for a tool's state. ToolAssistanceKeyboardInfo Tool Assistance image keyboard keys ToolAssistanceSection Interface used to describe a Tool Assistance section with a label and a set of instructions. ToolTipOptions Describes the behavior of a tooltip created using NotificationManager.openToolTip. Uniform Represents a uniform variable in a shader program used by a custom screen-space effect, providing methods for setting the current value of the uniform. UniformArrayParams Parameters used to define an array of uniform variables for a ScreenSpaceEffectBuilder's shader program. UniformContext Context supplied to UniformParams.bind. UniformParams Parameters used to define a uniform variable for a ScreenSpaceEffectBuilder's shader program. UnitFormattingSettingsProvider The UnitFormattingSettingsProvider interface is used to store and retrieve override FormatProps and Presentation Unit System for use by the QuantityFormatter. Beta ViewAnimationOptions Options that control how an Viewport animation behaves. ViewChangeOptions Options that control how operations that change a viewport behave. ViewClipEventHandler An object that can react to a view's clip being changed by tools or modify handles. ViewCreator2dOptions Options for creating a ViewState2d via ViewCreator2d. ViewCreator3dOptions Options for creating a ViewState3d via ViewCreator3d. ViewportDecorator Interface for drawing Decorations into, or on top of, a ScreenViewport. VisibleFeature Represents a Feature determined to be visible within a Viewport. Beta WebViewerAppOpts Options for WebViewerApp.startup Beta ZoomToOptions Options to allow changing the view rotation with zoomTo methods. Namespaces Name Description AccuSnap EditManipulator Classes and methods to create on screen control handles for interactive modification of element(s) and pickable decorations. FeatureSymbology Contains types that enable an application to customize how Features are drawn within a Viewport. Frustum2d Constants and functions for working with two-dimensions Frustums. IModelConnection ParticleCollectionBuilder PerModelCategoryVisibility Per-model category visibility permits the visibility of categories within a Viewport displaying a SpatialViewState to be overridden in Pixel Describes aspects of a pixel as read from a Viewport. RenderSystem A RenderSystem provides access to resources used by the internal WebGL-based rendering system. SkyBox The SkyBox is part of an Environment drawn in the background of spatial views to provide context. TerrainMesh TileAdmin TiledGraphicsProvider TileRequest ToolAdmin Type Aliases Name Description AppearanceOverrideProps JSON representation of an appearance override in an EmphasizeElementsProps. Deprecated AsyncFunction AsyncMethodsOf a type that is the list of the asynchronous functions in an interface CanvasDecorationList An array of CanvasDecorations. DownloadBriefcaseId Properties for specifying the BriefcaseId for downloading. DownloadBriefcaseOptions Options to download a briefcase EmphasizeElementsProps JSON representation of an EmphasizeElements. Deprecated FlashSettingsOptions Options used to construct or clone a FlashSettings. GpuMemoryLimit Describes a strategy for imposing limits upon the amount of GPU memory consumed by Tile content. GraphicList An array of RenderGraphics. GraphicPrimitive Union type representing a graphic primitive that can be supplied to GraphicBuilder.addPrimitive. MarkerFillStyle MarkerImage The types that may be used for Markers MarkerTextAlign MarkerTextBaseline OnFlashedIdChangedEventArgs Payload for the Viewport.onFlashedIdChanged event indicating Ids of the currently- and/or previously-flashed objects. ParseKeyinResult The result type of ToolRegistry.parseKeyin. PromiseReturnType get the type of the promised value of an asynchronous function QuantityTypeArg Type the can be used to uniquely identify a Quantity Type. Beta QuantityTypeKey String used to uniquely identify a QuantityType in the quantity registry. Beta QueryVisibleFeaturesCallback QueryVisibleFeaturesOptions Options specifying how to query for visible Features. Beta SelectionSetEvent Payload sent to SelectionSet.onChanged event listeners to describe how the contents of the set have changed. ToolList ToolType UnitSystemKey Used to uniquely identify a unit system. Beta Last Updated: 29 November, 2022