ViewInfo Class
Holds information about a view and drawable during an update cycle.
Namespace: Carmenta.Engine
NuGet/Assembly: Carmenta.Engine.5.16.2.nupkg (in the CECustomObjects assembly)
NuGet/Assembly: Carmenta.Engine.5.16.2.nupkg (in the CECustomObjects assembly)
Thread safety: Members defined in this type are, in general, not thread-safe.
Syntax
public class ViewInfo : EngineObjectRemarks
This class holds information about a view and drawable during an update cycle. Instances of this class are passed to custom operators and datasets, in ICustomOperator.Prepare and ICustomDataSet.Query.
Inheritance Hierarchy
System.Object (not available in C#)
EngineObject
ViewInfo
Platforms
Windows, Linux, Android
ViewInfo Members
The ViewInfo type has the following members.
Properties
| Name | Description |
|---|---|
| Area | Gets or sets the update area. |
| CameraAngle | Gets the current camera angle (field of view), in a 3D view. |
| CameraBearing | Gets the current camera bearing in a 3D view. |
| CameraPitch | Gets the camera pitch in a 3D view. |
| CameraPoint | Gets the position of the camera in a 3D view. |
| CameraRoll | Gets the current camera roll in a 3D view. |
| Crs | Gets the current coordinate reference system of the view. |
| ExtraCellBorder | Gets or sets a value indicating that the geographic area should be expanded. |
| Height | Gets the height of the drawable, in pixels. |
| Horizon | Gets the distance to the horizon in a 3D view. |
| Is3D | Gets a flag indicating if the view is a 2D or 3D view. |
| IsDisposed | Gets a value that tells whether the current ViewInfo has been disposed. Inherited from EngineObject |
| LightDirection | Gets the direction to the sun or light source in a 3D view. |
| LightHeight | Gets the elevation of the sun or light source in a 3D view. |
| NativeHandle | Gets the native Carmenta Engine kernel object the current ViewInfo represents. Inherited from EngineObject |
| PixelHeight | Gets the geographic height of a screen pixel. |
| PixelWidth | Gets the geographic width of a screen pixel. |
| Scale | Gets the inverted nominal view scale. |
| SelectionUpdate | Gets a flag indicating if the current update is a selection update. |
| SurfacePixelHeight | Gets the requested cell height for surface texture data in a 3D view. |
| SurfacePixelWidth | Gets the requested cell width for surface texture data in a 3D view. |
| UpdateAttributes | Gets the current updates attributes from the view. |
| Width | Gets the width of the drawable, in pixels. |
Methods
| Name | Description |
|---|---|
| Clone | Creates a copy of an object. Inherited from EngineObject |
| Dispose | Releases the reference to the native Carmenta Engine kernel instance the EngineObject represents. Inherited from EngineObject |
| Equals | Determines whether this instance is equal to another. Inherited from EngineObject |