Class SLScope.TSLDisplayCursorLink

This is a Beta Read Only version of this page. Please review and send recommendations to mitov@mitov.com. We will enable the editing as soon as we are happy with the overall Wiki site.

Package: SignalLabScopePkg

Unit: SLScope

Inherits: TSLDisplaySelectableCollectionItem

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 4.2 Public 5 Methods 5.1 Public 6 Events 7 From TSLDisplaySelectableCollectionItem 8 Methods 8.1 Public 9 From TSLDisplayCollectionItem 10 Properties 10.1 Published 11 From TLPNamedCollectionItem 12 Properties 12.1 Published 13 From TLPCollectionItem 14 Methods 14.1 Public

Syntax

Delphi:

type TSLDisplayCursorLink = class( TSLDisplaySelectableCollectionItem )

C++ Builder:

class TSLDisplayCursorLink : public TSLDisplaySelectableCollectionItem

Visual C++ (MFC):

class CTSLDisplayCursorLink : public CTSLDisplaySelectableCollectionItem

C# (.NET):

public ref class TSLDisplayCursorLink : Mitov.PlotLab.DisplaySelectableCollectionItem

Summary

Link between two display cursors.

Description

\

Defines a link between two display cursors, to be used for distance measurement or for selection/highlighting part of the display.

Examples:

Measurement line:

Highlighting:

Properties

Published

• BeginCursorIndex - Specifies the index of the first (beginning) cursor to which the link is established.
• EndCursorIndex - Specifies the index of the second (ending) cursor to which the link is established.
• MeasurementLine - Specifies the settings for the measurement line.
• MouseCursor - Specifies the image used to represent the mouse pointer when it passes into the region covered by the cursor link.

Public

• IsDynamic - The cursor link is created by the user from inside the component dialog.
• BeginCursor - Specifies the first (beginning) cursor to which the link is established.
• EndCursor - Specifies the second (ending) cursor to which the link is established.

Methods

Public

• function GetOwnerComponent() : TSLDataDisplay
• function HitTest(ACursorsInfo : TSLHighlightInfo; X : Integer; Y : Integer; DispRect : TRect) : Boolean
• procedure MoveTo(ACursorsInfo : TSLHighlightInfo; X : Integer; Y : Integer; DispRect : TRect)
• procedure Draw(ADrawPart : TSLDisplayDrawPart; ACanvas : TLPCanvas; DispRect : TRect; Printing : Boolean)

Events

• OnClick - Occurs when the user clicks the display cursor link.
• OnMouseDown - Occurs when the user presses a mouse button with the mouse pointer over the cursor link.
• OnMouseUp - Occurs when the user releases a mouse button that was pressed with the mouse pointer over the cursor link.
• OnMouseEnter - Occurs when the mouse pointer moves over the display cursor link.
• OnMouseLeave - Occurs when the mouse pointer moves off from over the display cursor link.

From TSLDisplaySelectableCollectionItem

Methods

Public

• procedure MouseEnter()
• procedure MouseLeave()
• procedure MouseDown(Button : TMouseButton; Shift : TShiftState; X : Integer; Y : Integer; MouseInside : Boolean; var MouseHandled : Boolean)
• procedure MouseUp(Button : TMouseButton; Shift : TShiftState; X : Integer; Y : Integer; MouseInside : Boolean)

From TSLDisplayCollectionItem

Properties

Published

• Tag - Stores an general purpose integer value as part of an item

From TLPNamedCollectionItem

Properties

Published

• Name

From TLPCollectionItem

Methods

Public

• function QueryInterface(IID : TGUID; Obj : TLPCollectionItem) : HResult