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api:dk11:delphi:gisstatistics.tgis_statisticslayer

TGIS_StatisticsLayer class

DK11 for Delphi | GisStatistics.TGIS_StatisticsLayer | Classes | Constructors | Methods | Properties | Events

Statistics class for vector layers.

Available also on: .NET | Java | ActiveX.

Syntax

// Delphi
type
  TGIS_StatisticsLayer = class( TGIS_StatisticsAbstract )
  end;
// C++ Builder
class PASCALIMPLEMENTATION TGIS_StatisticsLayer : public TGIS_StatisticsAbstract
{
};

Inheritance

→ TObject → TGIS_ObjectTGIS_StatisticsAbstract

Constructors

Inherited Overrides Protected
Name Visibility Description
Create public Create an object.

Methods

Inherited Overrides Protected
Name Visibility Description
Add public Add statistics result definition.
(Inherited from TGIS_StatisticsAbstract)
AddAll public Add statistics result definitions for all available datasets.
(Inherited from TGIS_StatisticsAbstract)
Calculate public Calculate requested statistics from the entire layer.
(Inherited from TGIS_StatisticsAbstract)
doCreate protected "private constructor"
(Inherited from TGIS_StatisticsAbstract)
Get public Get statistics result by name.
(Inherited from TGIS_StatisticsAbstract)
LoadFromFile public Parse statistics file and load all information into parent layer.
(Inherited from TGIS_StatisticsAbstract)
Reset public Reset statistics object to initial state.
(Inherited from TGIS_StatisticsAbstract)
ResetModified public Undo changes in requested statistics definitions.
(Inherited from TGIS_StatisticsAbstract)
SaveToFile public Save layer statistics into auxiliary file.
(Inherited from TGIS_StatisticsAbstract)

Properties

Inherited Protected
Name Visibility Description
Age public Age of the statistics.
(Inherited from TGIS_StatisticsAbstract)
AvailableResults public List of available results names; read-only.
(Inherited from TGIS_StatisticsAbstract)
DefinedResults public List of already defined results names; read-only.
(Inherited from TGIS_StatisticsAbstract)
FastStatistics public Determines the state if 'Fast Statistics' was computed; read-only.
(Inherited from TGIS_StatisticsAbstract)
Layer public Layer assigned to statistics; read-only.
Modified public True if requested statistics have changed.
(Inherited from TGIS_StatisticsAbstract)
Obsolete public Check validity of statistics.
(Inherited from TGIS_StatisticsAbstract)
UseBesselCorrection public If True, statistics class will use Bessel's correction.
(Inherited from TGIS_StatisticsAbstract)

Events

Inherited Protected
Name Visibility Description
BusyEvent published

2019/09/27 01:10