Class LPDrawLayers.TLPDrawLayer
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Package: SignalLabBasicPkg
Unit: LPDrawLayers
Inherits: TSLComponentItem
Contents |
Syntax
Delphi:
type TLPDrawLayer = class( TSLComponentItem, ILPDrawItem )
C++ Builder:
class TLPDrawLayer : public TSLComponentItem
Visual C++ (MFC):
class CTLPDrawLayer : public CTSLComponentItem
C# (.NET):
public ref class TLPDrawLayer : Mitov.SignalLab.ComponentItem
Summary
Abstract base class for drawing layers.
Description
This abstract filter class provides some basic support for drawing layers. Do not use this class directly.
Properties
Published
- Visible - Specifies if the layer will be visible.
Methods
Public
- procedure DoLayerBegin(ACanvas : TLPCanvas; AWidth : Integer; AHeight : Integer; AXCoeff : Single; AYCoeff : Single)
- procedure DoLayerEnd()
- procedure DoLayerDraw(ACanvas : TLPCanvas; AWidth : Integer; AHeight : Integer; AXCoeff : Single; AYCoeff : Single; AContoursOnly : Boolean)
- procedure DoLayerMouseMove(AShift : TShiftState; AX : Integer; AY : Integer)
- procedure DoLayerMouseDown(Button : TMouseButton; Shift : TShiftState; X : Integer; Y : Integer)
- procedure DoLayerMouseUp(Button : TMouseButton; Shift : TShiftState; X : Integer; Y : Integer)
- procedure DoLayerMouseWheelDown(AShift : TShiftState; AX : Integer; AY : Integer)
- procedure DoLayerMouseWheelUp(AShift : TShiftState; AX : Integer; AY : Integer)
- procedure DoLayerMouseEnter()
- procedure DoLayerMouseLeave()
- procedure SetChachedData(ALink : TObject; AData : TObject)
- procedure AddLayerLink(ALink : TLPLayerCollectionItem)
- procedure RemoveLayerLink(ALink : TLPLayerCollectionItem)
From TSLComponentItem
Properties
Public
- Index - Returns the Index of the component item in the collection.
- ComponentList - Specifies the optional component list owner.
