Class VLBasicDrawLayers.TVLDrawTextLayer
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Package: VideoLabAdditionalPkg
Unit: VLBasicDrawLayers
Inherits: TVLDrawXYLayer
Contents |
Syntax
Delphi:
type TVLDrawTextLayer = class( TVLDrawXYLayer )
C++ Builder:
class TVLDrawTextLayer : public TVLDrawXYLayer
Visual C++ (MFC):
class CTVLDrawTextLayer : public CTVLDrawXYLayer
C# (.NET):
public ref class TVLDrawTextLayer : Mitov.VideoLab.DrawXYLayer
Summary
Layer drawing text labels.
Description
Add this layer to draw text over the frames.
Example:
Properties
Published
- Font - Specifies the font of the label.
- Background - Specifies the background of the label.
- Text - Specifies the text of the label.
Methods
Public
From TVLDrawXYLayer
Properties
Published
- X - Specifies the X coordinate offset.
- Y - Specifies the Y coordinate offset.
- CoordinateMode - Specifies the coordinate mode.
From TLPDrawLayer
Properties
Published
Methods
Public
- function GetHasEnable() : Boolean
- function GetCanDisable() : Boolean
- 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()
- function GetChachedData(ALink : TObject) : TObject
- procedure SetChachedData(ALink : TObject; AData : TObject)
- function GetOperations() : TLPDrawLayerOperations
- procedure AddLayerLink(ALink : TLPLayerCollectionItem)
- procedure RemoveLayerLink(ALink : TLPLayerCollectionItem)
- function GetName() : String
- function WriteLock() : IOWLockSection