pascalSCADA OPM: psOPCHDA: Interface IOPCHDA_Playback

Pascal SCADA OPM

Interface IOPCHDA_Playback

Unit

psOPCHDA

Declaration

type IOPCHDA_Playback = interface(IUnknown)

Description

*********************************************************************// Interface: IOPCHDA_Playback GUID: {1F1217B8-DEE0-11D2-A5E5-000086339399} *********************************************************************//

Attributes
GUID['{1F1217B8-DEE0-11D2-A5E5-000086339399}']

Hierarchy

  • IUnknown
  • IOPCHDA_Playback

Overview

Methods

Public function ReadRawWithUpdate( dwTransactionID: DWORD; var htStartTime: OPCHDA_TIME; var htEndTime: OPCHDA_TIME; dwNumValues: DWORD; ftUpdateDuration: TFileTime; ftUpdateInterval: TFileTime; dwNumItems: DWORD; phServer: POPCHANDLEARRAY; out pdwCancelID: DWORD; out ppErrors: PResultList): HResult; stdcall;
Public function ReadProcessedWithUpdate( dwTransactionID: DWORD; var htStartTime: OPCHDA_TIME; var htEndTime: OPCHDA_TIME; ftResampleInterval: TFileTime; dwNumIntervals: DWORD; ftUpdateInterval: TFileTime; dwNumItems: DWORD; phServer: POPCHANDLEARRAY; haAggregate: PDWORDARRAY; out pdwCancelID: DWORD; out ppErrors: PResultList): HResult; stdcall;
Public function Cancel( dwCancelID: DWORD): HResult; stdcall;

Description

Methods

Public function ReadRawWithUpdate( dwTransactionID: DWORD; var htStartTime: OPCHDA_TIME; var htEndTime: OPCHDA_TIME; dwNumValues: DWORD; ftUpdateDuration: TFileTime; ftUpdateInterval: TFileTime; dwNumItems: DWORD; phServer: POPCHANDLEARRAY; out pdwCancelID: DWORD; out ppErrors: PResultList): HResult; stdcall;
 
Public function ReadProcessedWithUpdate( dwTransactionID: DWORD; var htStartTime: OPCHDA_TIME; var htEndTime: OPCHDA_TIME; ftResampleInterval: TFileTime; dwNumIntervals: DWORD; ftUpdateInterval: TFileTime; dwNumItems: DWORD; phServer: POPCHANDLEARRAY; haAggregate: PDWORDARRAY; out pdwCancelID: DWORD; out ppErrors: PResultList): HResult; stdcall;
 
Public function Cancel( dwCancelID: DWORD): HResult; stdcall;
 

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