api:dk11:python:tatukgis_pdk.igis_viewer3d
Table of Contents
IGIS_Viewer3D class
Syntax
# Python class IGIS_Viewer3D:
Methods
Inherited
Overrides
Protected
Private
| Name | Visibility | Description | |
|---|---|---|---|
| ControlRepaint | public | Issue control repainting action (shallow refresh). | |
| DoGesture | public | Do gesture. | |
| DoMouseDown | public | Perform interactive action on mouse message defined by current Mode. | |
| DoMouseMove | public | Perform interactive action on mouse message defined by current Mode. | |
| DoMouseUp | public | Perform interactive action on mouse message defined by current Mode. | |
| Drag | public | Drag scene left, right, forward or backward by delta in map units | |
| DragEx | public | Drag scene left, right, forward+up or backward+down by delta in map units | |
| Draw | public | Draw scene | |
| FullExtent | public | Set view to initial state. | |
| GestureBegin | public | Start gesture. | |
| GestureEnd | public | Finish gesture. | |
| GetDemLevelAtReferencePointer | public | Get height where reference pointer crosses DEM | |
| GetFps | public | Get rendering speed in frames-per-second | |
| InitialRedraw | public | Construct an instance of 3D Viewer | |
| Locate | public | Select object in 3D (as in 2D mode) | |
| Locate3D | public | Select object in 3D | |
| Lock | public | Stop rendering and wait for GeneralUnlock Must be paired with Unlock. | |
| LockUpdates | public | Prepare navigate operation - for example set draft mode. | |
| MarkShape | public | Mark shape with color | |
| Move | public | Move scene along XY axis by delta values expressed in map units | |
| PrintBegin | public | Get size of tile used while tiling. | |
| PrintBmp | public | Dump required screen rectangle to a bitmap | |
| PrintEnd | public | Close printing using tiles. | |
| PrintTile | public | Dump visible screen rectangle to a bitmap | |
| RayIntersectDem | public | Get intersection point between a ray and a DEM | |
| ResetView | public | Set view to initial state (like FullExtent in 2D). | |
| Rotate | public | Rotate view by delta values expressed in radians | |
| ScreenToMap | public | Get the mouse position on ReferenceLevel in map units | |
| ScreenToMap3D | public | Get map coordinates of screen pixel | |
| StoreMousePos | public | Mouse position (necessary in ZoomMode only) | |
| Unlock | public | Cancels GeneralLock, continue rendering Must be paired with Lock. | |
| UnlockUpdates | public | Finalize navigate operation. | |
| UnMarkShape | public | Cancel previously marked shape with color | |
| UpdateAllSelectedObjects | public | Redraw all selected objects. | |
| UpdateTopmost | public | Issue control update action (topmost refresh). | |
| UpdateWholeMap | public | Issue control update action (deep refresh). | |
| ZoomBy | public | Zoom view by factor (screen center if AdvNavigation = False, mouse position if AdvNavigation = True. | |
Properties
Inherited
Protected
Private
| Name | Visibility | Description | |
|---|---|---|---|
| AdvNavigation | public | Standard / AdvanceNavigation switch if True mouse location become a rotation point if False screen center is a rotation point | |
| AllowDemTransparency | public | Get AllowDemTransparency status. | |
| BasePlane | public | BasePlane parameters, active, level & colors | |
| CameraPosition | public | Camera position in radians; Changes of CameraPosition settings change CameraRotation settings; Camera always points to the central point of the visible area; * X height of the camera above horizon, range 0 - Pi/2 rad; * Y azimuth to the camera from natural north, range 0 - 2Pi rad; * Z distance to the camera in map units; * M optional parameter, for future use. | |
| CameraPositionEx | public | Camera position in XYZ in map units Changes of CameraPositionEx settings do not change CameraRotation settings; * X x coordinate; * Y y coordinate; * Z z coordinate; * M optional parameter, for future use. | |
| CameraRotation | public | Camera rotation in radians; * X x rotation, vertical , range +- Pi/2 rad; * Y y rotation, inclination, range +- Pi/2 rad; * Z z rotation, horizontal , range 0 - 2Pi rad; * M camera focal length in millimeters, range 20 - 500 mm (default 50). | |
| CutAbove | public | Set CutAbove value for DEM cells with z > CutAbove | |
| CutBelow | public | Set CutBelow value for DEM cells with z < CutBelow | |
| DemCachedSize | public | Grid size used to display regular DEMs & IMAGEs | |
| DemDetailExtentFactor | public | Extent in which DEM is displayed in max LevelOfDetail (must be >= 0.5, 1 means screen width). | |
| DemDraftExtentFactor | public | Extent in which DEM is displayed in lower LevelOfDetail (must be >= 1.0, 4 means 4 times screen width). | |
| DemGridSize | public | Current grid size setting. | |
| DemIsolineColor | public | Isoline color | |
| DemIsolineGap | public | Isoline gap | |
| DemWalls | public | DEM wall types | |
| EdgesColor | public | Vector edges color | |
| ErrorMessage | public | Get error message String. | |
| FastMode | public | Block scene redrawing when set to True, immediately redraws scene when set to False | |
| Flood | public | Flood parameters, active, level & color, transparency | |
| HideLabelsUponNavigation | public | Labels not drawn during scene navigation etc. | |
| IgnoreAbove | public | Set noDataValue for DEM cells with z > IgnoreAbove value | |
| IgnoreBelow | public | Set noDataValue for DEM cells with z < IgnoreBelow value | |
| IgnoreEllipsoidHeight | public | If set to True, differences in Z value caused by different ellipsoids will be ignored | |
| IsBusy | public | Flag. If True, Viewer is busy in painting. | |
| KeepSunCamera | public | Check for keeping sun and camera positions relative. | |
| LightVector | public | Revers Light normal Vector | |
| Mode | public | Viewer3D mode working mode (camera mode, sun, zoom, select ...). | |
| OrthoView | public | Orthogonal View switch, if, True camera looks orthogonally, camera can be moved only in XY plane, zoom is allowed | |
| PixelSize | public | Get the pixel size (xsize & ysize) at reference point in map units | |
| ReferencePoint | public | ReferencePoint in map units, usually screen center. | |
| ReferencePointMode | public | Set reference (rotation) point to one of GIS_3DReferencePoint type: Base, Zero, OnDem, Lowest, Highest, FlyOnDem | |
| ReferencePointOffsetZ | public | Set reference (rotation) point Z value offset. | |
| Scale | public | Setting up and reading the 3D scale factor. | |
| ScaleAsText | public | Setting up and reading the 3D scale factor as text in format '1:10000'. | |
| ScaleM | public | M scaling; default is 1. | |
| ScaleZ | public | Z scaling; default is 1. | |
| ShadowsLevel | public | Shadows level; 0..100; 0-deep shadows, 100-light shadows | |
| ShowDemTexture | public | Turn Texture on/off. | |
| ShowLabels | public | Labels mode on/off. | |
| ShowLights | public | Turn Lights on/off. | |
| ShowReferencePoint | public | Turn ReferencePoint drawing on/off. | |
| ShowVectorEdges | public | Turn VectorEdges drawing on/off. | |
| ShowWireframe | public | Wire frame mode on/off. | |
| SunPosition | public | Sun position in radian; natural north * X height of the sun above horizon, range +- Pi/2 rad; initial Pi/4 (45 deg) * Y azimuth to the sun from natural north, range 0 - 2Pi rad; initial 3Pi/4 (225 deg) | |
| TransparencyPriority | public | Transparency priority. | |
| UniverseColor | public | 3D viewer color of area which exceeds map extent | |
| VectorExtentFactor | public | Extent from which vector is displayed (must be >= 1.0, 2 means 2 times screen width). | |
| VectorSimplification | public | Enable/disable vector simplification process. | |
| VectorSmartSize | public | Shape size in pixels, less or equal will not be displayed ( must be >= 0 ) | |
| ViewRestriction | public | Current 3D view restrictions. | |
| VisibleExtent | public | Get/set 2D extent visible in 3D window. | |
| VisibleExtent3D | public | Get 3D extent visible in 3D window. | |
| WallsColor | public | DEM wall color | |
| Zoom | public | Get 3D zoom, same as TGIS_Viewer.Zoom | |
2026/05/27 01:02