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api:dk11:net:tatukgis.ndk.tgis_viewer_fields

TGIS_Viewer fields

Fields

Inherited Protected
Name Visibility Description
asapInterrupted protected Indicates that processing should be interrupted as soon as possible.
bPaintTexture protected True if the current paint mode prepares a 3D texture.
bUpgradable protected Indicates whether the current project can be upgraded to a newer version.
bUponOpen protected Indicates that Open is in progress to avoid blocking layer additions because of the busy state.
FOnAfterProjectOpen protected After-project-open event fired after TGIS_Viewer.Open completes.
FOnBusy protected Busy event fired regularly during long-running operations.
FOnExtentChange protected ExtentChange event fired when TGIS_Viewer.Extent changes.
FOnHelp protected Help event handler used to provide context-sensitive viewer help.
FOnLayerAdd protected LayerAdd event fired when a layer is added to the viewer, after it is created but before it is opened.
FOnLayerDelete protected LayerDelete event fired when a layer is deleted from the viewer, just before the layer is destroyed.
FOnPaintException protected Paint exception event fired when an exception occurs during painting.
FOnPassword protected Fired when opening a layer to resolve user name and password.
FOnProjectClose protected Project close event fired when TGIS_Viewer.Close is called.
FOnProjectOpen protected Project open event fired when TGIS_Viewer.Open is called.
FOnVisibleExtentChange protected VisibleExtentChange event fired when TGIS_Viewer.VisibleExtent changes.
FOnZoomChange protected ZoomChange event fired when TGIS_Viewer.Zoom changes.
hourglassInterrupted protected Indicates whether the current hourglass operation was interrupted.
hourglassInterval protected Interval threshold used by hourglass update logic.
hourglassProgressive protected Progressive threshold used by hourglass update logic.
hourglassState protected Hourglass state nesting level.
hourglassVisible protected Indicates whether the hourglass cursor is currently visible.
iLastHash protected Hash of the last opened project state.
iUponSave protected Saved save nesting level used to avoid recursive save operations.
lastPaint protected Viewer state snapshot after the last paint operation, including zoom and visible extent.
lstSubscribers protected List of registered viewer notification subscribers.
oldColor protected Screen color saved so it can be restored after project changes.
oldProperties protected Saved viewer property values used to restore state on Close.
originalViewport protected Saved OriginalViewport property value.
rotateCos protected Cosine of the current rotation angle, cached for rotation calculations.
rotateSin protected Sine of the current rotation angle, cached for rotation calculations.
unrotateCos protected Cosine of the inverse rotation angle, cached for unrotation calculations.
unrotateSin protected Sine of the inverse rotation angle, cached for unrotation calculations.

2026/08/30 02:35

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