API Reference › core-frontend› Views › ViewState2d

ViewState2d Class

Defines the state of a view of a single 2d model.

Extends

Extended by

Methods

Name Description
constructor(props: ViewDefinition2dProps, iModel: IModelConnection, categories: CategorySelectorState, displayStyle: DisplayStyle2dState): ViewState2d    
allow3dManipulations(): boolean Returns true if ViewTools are allowed to operate in three dimensions on this view.  
applyPose(val: ViewPose): ViewState2d See applyPose.  
changeViewedModel(newViewedModelId: string): Promise<void> Change the model viewed by this view.  
computeFitRange(): Range3d Compute a range in CoordSystem.World coordinates that tightly encloses the contents of this view.  
forEachModel(func: (model: GeometricModelState) => void): void Execute a function on each viewed model  
getExtents(): Vector3d Get the extents of this view in CoordSystem.World coordinates.  
getOrigin(): Point3d Get the origin of this view in CoordSystem.World coordinates.  
getRotation(): Matrix3d Get the 3x3 ortho-normal Matrix3d for this view.  
getViewedModel(): undefined | GeometricModel2dState Return the model for this 2d view.  
is3d(): this is ViewState3d See is3d.  
savePose(): ViewPose2d Capture a copy of the viewed area.  
setExtents(delta: Readonly<WritableXAndY>): void Set the extents of this view in CoordSystem.World coordinates.  
setOrigin(origin: Readonly<WritableXAndY>): void Set the origin of this view in CoordSystem.World coordinates.  
setRotation(rot: Matrix3d): void Change the rotation of the view.  
toJSON(): ViewDefinition2dProps Convert to JSON representation.  
viewsModel(modelId: string): boolean Returns true if this view displays the contents of a Model specified by Id.  

Inherited methods

Name Inherited from Description
_updateMaxGlobalScopeFactor(): void Protected Inherited ViewState  
adjustAspectRatio(aspect: number): void Inherited ViewState Adjust the aspect ratio of this ViewState so it matches the supplied value.
attachToViewport(_args: Viewport): void Inherited ViewState Invoked when this view becomes the view displayed by the specified Viewport.
calculateFocusCorners(): Point3d[] Inherited ViewState  
calculateFrustum(result?: Frustum): undefined | Frustum Inherited ViewState Calculate the world coordinate Frustum from the parameters of this ViewState.
clone(iModel?: IModelConnection): this Inherited ViewState Make an independent copy of this EntityState
computeDisplayTransform(args: ComputeDisplayTransformArgs): undefined | Transform Inherited ViewState Compute the transform applied to a model or element at display time, if any.
detachFromViewport(): void Inherited ViewState Invoked when this view, previously attached to the specified Viewport via attachToViewport, is no longer the view displayed by that Viewport.
equals(other: this): boolean Inherited ViewState Determine whether this ViewState exactly matches another.
forEachTileTreeRef(func: (treeRef: TileTreeReference) => void): void Inherited ViewState Execute a function against each TileTreeReference associated with this view.
getAspectRatio(): number Inherited ViewState Get the aspect ratio (width/height) of this view
getAspectRatioSkew(): number Inherited ViewState Get the aspect ratio skew (x/y, usually 1.0) that is used to exaggerate the y axis of the view.
getAuxiliaryCoordinateSystemId(): string Inherited ViewState Get the Id of the auxiliary coordinate system for this ViewState
getCenter(result?: Point3d): Point3d Inherited ViewState Get the point at the geometric center of the view.
getGlobeRotation(): undefined | Matrix3d Inherited ViewState If the view is not of the project as determined by getIsViewingProject then return
getGridOrientation(): GridOrientationType Inherited ViewState Get the grid settings for this view
getGridSettings(vp: Viewport, origin: Point3d, rMatrix: Matrix3d, orientation: GridOrientationType): void Inherited ViewState Populate the given origin and rotation with information from the grid settings from the grid orientation.
getGridSpacing(): Readonly<WritableXAndY> Inherited ViewState  
getGridsPerRef(): number Inherited ViewState  
getIsViewingProject(): boolean Inherited ViewState Return true if the view is looking at the current iModel project extents or
getModelAppearanceOverride(id: string): undefined | FeatureAppearance Inherited ViewState Query the symbology overrides applied to a model when rendered using this ViewState.
getSubCategoryOverride(id: string): undefined | SubCategoryOverride Inherited ViewState Query the symbology overrides applied to geometry belonging to a specific subcategory when rendered using this ViewState.
getTargetPoint(result?: Point3d): Point3d Inherited ViewState Get the target point of the view.
getUpVector(point: Point3d): Vector3d Inherited ViewState Compute the vector in the "up" direction of a specific point in world space.
getViewClip(): undefined | ClipVector Inherited ViewState Get the clipping volume for this view, if defined
getViewedExtents(): Range3d Abstract Inherited ViewState Get the extents of this view in CoordSystem.World coordinates.
getXVector(result?: Vector3d): Vector3d Inherited ViewState Get the unit vector that points in the view X (left-to-right) direction.
getYVector(result?: Vector3d): Vector3d Inherited ViewState Get the unit vector that points in the view Y (bottom-to-top) direction.
getZVector(result?: Vector3d): Vector3d Inherited ViewState Get the unit vector that points in the view Z (front-to-back) direction.
hasSameCoordinates(other: ViewState): boolean Inherited ViewState Determine whether this ViewState has the same coordinate system as another one.
is2d(): this is ViewState2d Inherited ViewState Returns true if this ViewState is-a ViewState2d
isDrawingView(): this is DrawingViewState Abstract Inherited ViewState Returns true if this ViewState is-a DrawingViewState
isSheetView(): this is SheetViewState Inherited ViewState Returns true if this ViewState is-a SheetViewState
load(): Promise<void> Inherited ViewState Asynchronously load any required data for this ViewState from the backend.
lookAtViewAlignedVolume(volume: Range3d, aspect?: number, options?: MarginOptions & OnViewExtentsError): void Inherited ViewState Look at a volume of space defined by a range in view local coordinates, keeping its current rotation.
lookAtVolume(volume: Readonly<WritableLowAndHighXYZ> | Readonly<WritableLowAndHighXY>, aspect?: number, options?: MarginOptions & OnViewExtentsError): void Inherited ViewState Change the volume that this view displays, keeping its current rotation.
resetExtentLimits(): void Inherited ViewState Resets the largest and smallest values allowed for the extents of this ViewState to their default values.
setAspectRatioSkew(val: number): void Inherited ViewState Set the aspect ratio skew (x/y) for this view.
setAuxiliaryCoordinateSystem(acs?: AuxCoordSystemState): void Inherited ViewState Set or clear the AuxiliaryCoordinateSystem for this view.
setCategorySelector(categories: CategorySelectorState): void Inherited ViewState Set the CategorySelector for this view.
setCenter(center: Point3d): void Inherited ViewState set the center of this view to a new position.
setDisplayStyle(style: DisplayStyleState): void Inherited ViewState  
setGridSettings(orientation: GridOrientationType, spacing: Point2d, gridsPerRef: number): void Inherited ViewState Set the grid settings for this view
setRotationAboutPoint(rotation: Matrix3d, point?: Point3d): void Inherited ViewState Set the rotation of this ViewState to the supplied rotation, by rotating it about a point.
setStandardGlobalRotation(id: StandardViewId): void Inherited ViewState Orient this view to one of the StandardView rotations, if the the view is not viewing the project then the
setStandardRotation(id: StandardViewId): void Inherited ViewState Orient this view to one of the StandardView rotations.
setupFromFrustum(inFrustum: Frustum, opts?: OnViewExtentsError): ViewStatus Inherited ViewState Initialize the origin, extents, and rotation from an existing Frustum
setViewClip(clip?: ClipVector): void Inherited ViewState Set or clear the clipping volume for this view.
toProps(): ViewStateProps Inherited ViewState Serialize this ViewState as a set of properties that can be used to recreate it via createFromProps.
viewsCategory(id: string): boolean Inherited ViewState Determine whether the specified Category is displayed in this view
createFromProps(_props: ViewStateProps, _iModel: IModelConnection): undefined | ViewState Static Inherited ViewState Create a new ViewState object from a set of properties.

Properties

Name Type Description
_baseModelId Protected string    
angle Readonly Angle    
baseModelId Accessor ReadOnly string    
className Accessor Static ReadOnly string The name of the BIS class associated with this class.  
delta Readonly Point2d    
details Accessor ReadOnly ViewDetails Provides access to optional detail settings for this view.  
origin Readonly Point2d    

Inherited properties

Name Type Inherited from Description
analysisStyle Accessor Inherited ReadOnly undefined | AnalysisStyle ViewState See DisplayStyleSettings.analysisStyle.
areAllTileTreesLoaded Accessor Inherited ReadOnly boolean ViewState Returns true if all TileTrees required by this view have been loaded.
Note that the map tile trees associated to the viewport rather than the view, to check the
map tiles as well call areAreAllTileTreesLoaded.
auxiliaryCoordinateSystem Accessor Inherited ReadOnly AuxCoordSystemState ViewState get the auxiliary coordinate system state object for this ViewState.
backgroundColor Accessor Inherited ReadOnly ColorDef ViewState Get this view's background color.
categorySelector Accessor Inherited CategorySelectorState ViewState Selects the categories that are display by this ViewState.
classFullName Accessor Static Inherited ReadOnly string ViewState Get full BIS class name of this Entity in the form "SchemaName:ClassName".
classFullName Readonly Inherited string ViewState The full class name in the form "schema:class".
className Accessor Inherited ReadOnly string ViewState The name of the BIS class associated with this class.
code Readonly Inherited Code ViewState The Code for this element
defaultExtentLimits Accessor Abstract Inherited ReadOnly ExtentLimits ViewState Returns the default extent limits for this ViewState. These limits are used if the extentLimits have not been explicitly overridden.
description Inherited string | undefined ViewState  
displayStyle Accessor Inherited DisplayStyleState ViewState The style that controls how the contents of the view are displayed.
extentLimits Accessor Inherited ExtentLimits ViewState Get or set the largest and smallest values allowed for the extents for this ViewState
The default limits vary based on the type of view:
- Spatial and drawing view extents cannot exceed the diameter of the earth.
- Sheet view extents cannot exceed ten times the paper size of the sheet.
Explicitly setting the extent limits overrides the default limits.
federationGuid Readonly Inherited string | undefined ViewState A FederationGuid assigned to this element by some other federated database
globalScopeFactor Accessor Inherited ReadOnly number ViewState A value that represents the global scope of the view -- a value greater than one indicates that the scope of this view is global (viewing most of Earth).
id Readonly Inherited string ViewState The Id of this Entity.
iModel Readonly Inherited IModelConnection ViewState The iModel from which this Entity was loaded
isAttachedToViewport Accessor Inherited ReadOnly boolean ViewState Returns whether this view is currently being displayed by a Viewport.
isPrivate Inherited boolean | undefined ViewState  
jsonProperties Readonly Inherited { T } ViewState Optional json properties of this Entity.
model Readonly Inherited string ViewState The ModelId of the Model containing this element
modelDisplayTransformProvider Accessor Inherited undefined | ModelDisplayTransformProvider ViewState An object that can provide per-model transforms to be applied at display time.
name Accessor Inherited ReadOnly string ViewState Get the name of the ViewDefinition from which this ViewState originated.
onDisplayStyleChanged Readonly Inherited BeEvent<(newStyle: DisplayStyleState) => void> ViewState An event raised just before assignment to the displayStyle property, only if the view is attached to a Viewport.
onModelDisplayTransformProviderChanged Readonly Inherited BeEvent<(newProvider: ModelDisplayTransformProvider) => void> ViewState Event raised just before assignment to the modelDisplayTransformProvider property, only if the view is attached to a Viewport.
onViewedCategoriesChanged Readonly Inherited BeEvent<() => void> ViewState An event raised when the set of categories viewed by this view changes, only if the view is attached to a Viewport.
parent Readonly Inherited RelatedElement | undefined ViewState The parent Element of this, or undefined if no parent.
scheduleScript Accessor Inherited ReadOnly undefined | RenderSchedule.Script ViewState The RenderSchedule.Script that animates the contents of the view, if any.
schemaName Accessor Static Inherited ReadOnly string ViewState The name of the BIS schema for this class.
userLabel Readonly Inherited string | undefined ViewState A user-assigned label for this element.
viewFlags Accessor Inherited ViewFlags ViewState Flags controlling various aspects of this view's DisplayStyleState.

Defined in

Last Updated: 21 November, 2024