Class SLWaterfall.TSLWaterfallDataView

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Package: SignalLabScopePkg

Unit: SLWaterfall

Inherits: TSLBasicWaterfallDataView

Contents 1 Syntax 1.1 Delphi: 1.2 C++ Builder: 1.3 Visual C++ (MFC): 1.4 C# (.NET): 2 Summary 3 Description 4 Methods 4.1 Public 5 From TSLBasicWaterfallDataView 6 Methods 6.1 Public 7 From TSLDisplayView 8 Properties 8.1 Public 9 Methods 9.1 Public 10 From TSLDisplayComponent 11 Properties 11.1 Public 12 Methods 12.1 Public 13 From TLPPersistent 14 Methods 14.1 Public

Syntax

Delphi:

type TSLWaterfallDataView = class( TSLBasicWaterfallDataView )

C++ Builder:

class TSLWaterfallDataView : public TSLBasicWaterfallDataView

Visual C++ (MFC):

class CTSLWaterfallDataView : public CTSLBasicWaterfallDataView

C# (.NET):

public ref class WaterfallDataView : Mitov.PlotLab.BasicWaterfallDataView

Summary

Waterfall data view class.

Description

Defines the visual data view area of a Waterfall display. Used internally by TSLWaterfall component.

Example:

Methods

Public

• function GetValueAt(X : Integer; Y : Integer) : Real - Returns the value at X, Y position.
• function GetValueAtScale(X : Real; Y : Real) : Real - Returns the value at X, Y position of the scale.
• function GetIntValueAt(X : Integer; Y : Integer) : Real
• function GetMinValue() : Real
• function GetMaxValue() : Real

From TSLBasicWaterfallDataView

Methods

Public

• procedure Draw(ADrawPart : TSLDisplayDrawPart; ACanvas : TLPCanvas; Vertical : Boolean; Printing : Boolean)
• procedure DirectDraw(ABitmap : TVLBasicBitmap)

From TSLDisplayView

Properties

Public

• Height - Use this property to get the Height of the view in pixels.
• Width - Use this property to get the Width of the view in pixels.
• Top - Use this property to get the Top position of the view in pixels.
• Left - Use this property to get the Left position of the view in pixels.
• DefaultRect

Methods

Public

• function IsVisible() : Boolean
• function IsVisibleForced() : Boolean
• function GetIntValueAt(X : Integer; Y : Integer) : Real
• function GetMinValue() : Real
• function GetMaxValue() : Real
• procedure Draw(ADrawPart : TSLDisplayDrawPart; ACanvas : TLPCanvas; Vertical : Boolean; Printing : Boolean)
• procedure DrawEx(ADrawPart : TSLDisplayDrawPart; ACanvas : TLPCanvas; Vertical : Boolean)
• procedure DrawMouseSelction(ACanvas : TLPCanvas)

From TSLDisplayComponent

Properties

Public

• DrawRect

Methods

Public

• function IsVisible() : Boolean
• function GetOwner() : TPersistent

From TLPPersistent

Methods

Public

• function QueryInterface(IID : TGUID; Obj : TObject) : HResult
• function GetOwner() : TPersistent
• procedure OwnerNameChanged(AOldName : String; ANewName : String)