Class TExternalVariable
Unit
Variables
Declaration
type TExternalVariable = class(TVariable)
Description
Class implementing an external variable (for instance a sensor value). TExternalVariable also implements data processing in order to produce the resulting scalar value. Data processing can be useful when, for instance, a sensor generates more than just a single value (such as a video camera).
Hierarchy
TExternalVariable > TVariable > TTenaciousObject > TPersistentFields
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fSensorPointer |
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Methods
Overview
Description
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constructor Create; override; |
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constructor CreateAndSet(Variable: TVariable); override; |
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destructor Destroy; override; |
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procedure Update; |
Properties
Overview
Description
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property CorrespondingSensorName: string; |
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property Value: real; |
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