Class SLWaterfall.TSLExternalWaterfallElement

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Package: SignalLabScopePkg

Unit: SLWaterfall

Inherits: TSLWaterfall

Contents 1 Syntax 1.1 Delphi: 1.2 C++ Builder: 1.3 Visual C++ (MFC): 1.4 C# (.NET): 2 Summary 3 Description 4 Properties 4.1 Published 5 Methods 5.1 Public 6 From TSLWaterfall 7 Properties 7.1 Published 7.2 Public 8 Methods 8.1 Public 9 Pins 10 From TSLBasicWaterfall 11 Properties 11.1 Published 12 Methods 12.1 Public 13 From TSLDataDisplay 14 Properties 14.1 Published 14.2 Public 15 Methods 15.1 Public 16 Events 17 From TSLCustomControlItem 18 Properties 18.1 Public 19 Methods 19.1 Public

Syntax

Delphi:

type TSLExternalWaterfallElement = class( TSLWaterfall, ILPComponentElement, ILPDrawComponentElement )

C++ Builder:

class TSLExternalWaterfallElement : public TSLWaterfall

Visual C++ (MFC):

class CTSLExternalWaterfallElement : public CTSLWaterfall

C# (.NET):

public ref class TSLExternalWaterfallElement : Mitov.PlotLab.Waterfall

Summary

A waterfall component element.

Description

Add this component element to draw waterfall in a control.

Diagram:

Example:

Properties

Published

• Position - Specifies the position of the component element.
• Size - Specifies the size of the component element.

Methods

Public

• procedure Draw(AGraphics : IGPGraphics; AContoursOnly : Boolean; ARadiusX : Single; ARadiusY : Single; Width : Single; Height : Single; AXCoeff : Single; AYCoeff : Single)
• procedure InvalidateSize()
• procedure Invalidate()

From TSLWaterfall

Properties

Published

• Levels - The Levels axis of the Waterfall.
• Cursors - Collection of measurement cursors.

Public

• ToolTipZValue - Returns the current ToolTip Z value.
• DataView - The data view area of the Waterfall.
• Data - The waterfall data.

Methods

Public

• function GetDataView() : TSLDisplayView
• procedure DoColorChannelClick(AItemIndex : Integer)
• function GetCursors() : TSLDisplayCursors

Pins

• InputPin - Input pin for the component.

From TSLBasicWaterfall

Properties

Published

• XAxis - The X Axis of the control.
• YAxis - The Y Axis of the control.
• Legend - The legend area of the control.
• CursorLinks - Collection of measurement cursor links.
• MarkerGroups - Collection of marker groups.
• Labels - Specifies the appearance of the Text labels legend group.
• Highlighting - Specifies the highlighting options for the Waterfall.
• Vertical - Specifies the Waterfall orientation.

Methods

Public

• function GetHighlightInfo() : TSLHighlightInfo
• function GetHighlighting() : TSLDisplayHighlighting
• function GetIsVertical() : Boolean
• procedure Print()
• procedure ZoomTo(XMin : Real; XMax : Real; YMin : Real; YMax : Real; SaveHistory : Boolean)
• procedure ZoomToData(XMin : Real; XMax : Real; YMin : Real; YMax : Real; SaveHistory : Boolean)
• procedure ZoomBy(XValue : Real; YValue : Real; SaveHistory : Boolean)

From TSLDataDisplay

Properties

Published

• Color - The color of the display.
• Title - The title area of the control.
• ToolBar - The toolbar area of the control.
• Zooming - Specifies the behavior of the zooming.
• Cursor
• NavigateMode - Specifies the navigate mode (Zoom or Pan).
• Trails - Specifies the settings for the mouse move trails.
• Elements - Component elements collection.
• RefreshInterval - Specifies how often the view area will be updated.
• Visible - Specifies if the control will be visible.
• TabStop

Public

• CanRedoZoom - Can Redo the Zoom.
• CanUndoZoom - Can Undo the Zoom.
• CanZoomOut - Can Zoom In.
• CanZoomIn - Can Zoom In.
• Hold - Holds (freezes) the samples on the component.
• PlotWidth
• PlotHeight
• Views

Methods

Public

• procedure SetToolTipText(AValue : PChar) - Provides a new ToolTip Text value( Visual C++ (MFC/Win32) only ).
• function GetToolTipText() : String - Returns the current tooltip text (Visual C++ only).
• procedure SetBounds(ALeft : Integer; ATop : Integer; AWidth : Integer; AHeight : Integer)
• procedure Loaded()
• procedure SetParent(AParent : TWinControl)
• function GetOperations() : TLPDrawLayerOperations
• procedure InvalidateRefresh() - Fully invalidates and flushes the draw caches of the component.
• procedure PostRefresh()
• procedure RefreshView() - Repaints the component with the most current data.
• procedure CopyToBitmap(ABitmap : TBitmap) - Copies the content of the display to a Bitmap.
• function GetAxisValueAt(X : Integer; Y : Integer; var AxisX : Real; var AxisY : Real) : Boolean - Returns the X and Y axis value at a mouse point.
• procedure GetChildren(Proc : TGetChildProc; Root : TComponent)
• function GetHighlightInfo() : TSLHighlightInfo
• function GetHighlighting() : TSLDisplayHighlighting
• function GetCursors() : TSLDisplayCursors
• procedure Print() - Prints the display.
• procedure CopyToClipboard() - Copies the content of the display to the Clipboard.
• procedure SaveToBitmap(FileName : String) - Saves snapshot of the display into a bitmap file.
• procedure SaveToJpeg(FileName : String) - Saves snapshot of the display into a JPEG file.
• function GetDataView() : TSLDisplayView
• function GetIsVertical() : Boolean
• function GetColorChannelIndex(AView : TSLDisplayView) : Integer
• procedure DoColorChannelClick(AItemIndex : Integer)
• procedure DoLayerDraw(ACanvas : TLPCanvas; AWidth : Integer; AHeight : Integer; AXCoeff : Single; AYCoeff : Single; AContoursOnly : Boolean)
• procedure ZoomOff() - Turns the zoom off.
• procedure ZoomBy(AValue : Real)
• procedure ZoomBy(AValue : Real; SaveHistory : Boolean)
• procedure ZoomBy(XValue : Real; YValue : Real)
• procedure ZoomBy(XValue : Real; YValue : Real; SaveHistory : Boolean)
• procedure ZoomTo(XMin : Real; XMax : Real; YMin : Real; YMax : Real) - Zooms to show the range between XMin, XMax, YMin and YMax.
• procedure ZoomTo(XMin : Real; XMax : Real; YMin : Real; YMax : Real; SaveHistory : Boolean) - Zooms to show the range between XMin, XMax, YMin and YMax. Allows optionally the zoom history to be saved for Undo.
• procedure ZoomToData(XMin : Real; XMax : Real; YMin : Real; YMax : Real) - Zooms to show the range between XMin, XMax, YMin and YMax based on the data scaling.
• procedure ZoomToData(XMin : Real; XMax : Real; YMin : Real; YMax : Real; SaveHistory : Boolean) - Zooms to show the range between XMin, XMax, YMin and YMax based on the data scaling. Allows optionally the zoom history to be saved for Undo.
• procedure UndoZoom() - Restores the zoom to previous values.
• procedure RedoZoom() - Restores to a zoom that has been used before the last UndoZoom.
• procedure ClearZoomUndo() - Clears all the ZoomUndo and ZoomRedo history.

Events

• OnZoomChanged - Occurs when the zoom has been changed.
• OnDataToolTip - Occurs when the data tool tip will be shown or updated.
• OnPaint - Occurs when the control is redrawn.
• OnKeyDown
• OnKeyPress
• OnKeyUp
• OnClick
• OnDblClick
• OnMouseDown
• OnMouseMove
• OnMouseUp

From TSLCustomControlItem

Properties

Public

• Index
• ComponentList

Methods

Public

• function GetParentComponent() : TComponent
• function HasParent() : Boolean
• procedure SetParent(AParent : TWinControl)
• function GetHasEnable() : Boolean
• function GetCanDisable() : Boolean
• procedure SetParentComponent(AValue : TComponent)