TrendStorageReader.GradientTranspColor2Read (METH) ¶ METHOD GradientTranspColor2Read This method returns the second color transparency InOut: Scope Name Type Comment Input iWhichVariable INT The 0 based index of the variable within all variables bValue BYTE The second color transparency of the gradient

TrendStorageReader.GradientTypeRead (METH) ¶ METHOD GradientTypeRead This method returns the gradient type InOut: Scope Name Type Comment Input iWhichVariable INT The 0 based index of the variable within all variables iValue INT The gradient type

TrendStorageReader.GradientUseTwoColorsRead (METH) ¶ METHOD GradientUseTwoColorsRead This method returns if the gradient uses two colors InOut: Scope Name Type Comment Input iWhichVariable INT The 0 based index of the variable within all variables xValue BOOL The gradient uses two colors

TrendStorageReader.Initialize (METH) ¶ METHOD Initialize This method has to be called once before using this instance. InOut: Scope Name Type Comment Input sPacketName STRING The name of the packet, that has been stored in the trend storage

TrendStorageReader.Read (METH) ¶ METHOD Read : ETrendStorageReaderErrors Reads data from the trend storage. InOut: Scope Name Type Comment Return Read ETrendStorageReaderErrors A ETrendStorageReaderErrors value indicating, whether the processing has been completed successfully or not: ETrendStorageReaderErrors.NoError: Completed successfully ETrendStorageReaderErrors.NotInitialized: Call to method Initialize has not been done ETrendStorageReaderErrors.WrongParameter: If the ITrendStorageReaderConsumer instance is invalid ETrendStorageReaderErrors.AdditionalReadCallRequired: Reading has been completed successfully, but there is additional call of method ContinueReading necessary to read the rest of the data Input liTimstampFrom LINT The absolute timestamp of the 1st sample liTimstampTo LINT The absolute timestamp of the last sample itfTrendStorageReaderConsumer ITrendStorageReaderConsumer An instance of ITrendStorageReaderConsumer, to which the data read from the trend storage will be passed.

TrendStorageReader.CurveFillingTypeRead (METH) ¶ METHOD CurveFillingTypeRead This method returns the curve filling type of the graph InOut: Scope Name Type Comment Input iWhichVariable INT The 0 based index of the variable within all variables iValue INT The filling type of the graph

TrendStorageReader.CurveTypeRead (METH) ¶ METHOD CurveTypeRead This method returns the curve type of the graph InOut: Scope Name Type Comment Input iWhichVariable INT The 0 based index of the variable within all variables iValue INT The curve type of the graph

TrendStorageReader.GradientAngleRead (METH) ¶ METHOD GradientAngleRead This method returns the angle of gradient rotation InOut: Scope Name Type Comment Input iWhichVariable INT The 0 based index of the variable within all variables iValue INT The angle of gradient rotation

TrendStorageReader.GradientBrightnessRead (METH) ¶ METHOD GradientBrightnessRead This method returns the brightness of the gradient InOut: Scope Name Type Comment Input iWhichVariable INT The 0 based index of the variable within all variables iValue INT The brightness of the gradient

TrendStorageReader.GradientCenterXRead (METH) ¶ METHOD GradientCenterXRead This method returns the rotation center of the gradient (X) InOut: Scope Name Type Comment Input iWhichVariable INT The 0 based index of the variable within all variables iValue INT The rotation center of the gradient (X)