Class TUndoAddPart

Unit

UndoItemsScreenObjects

Declaration

type TUndoAddPart = class(TCustomUpdateScreenObjectUndo)

Description

TCustomUpdateScreenObjectUndo provides methods that descendants can use to notify the GUI of changes.

Hierarchy

• TObject
• TUndoItem
• TCustomUndo
• TCustomUpdateScreenObjectDisplayUndo
• TUndoChangeSelection
• TCustomUpdateScreenObjectUndo
• TUndoAddPart

Overview

Fields

	FScreenObject: TScreenObject;
	FNewPoints: TRealPointArray;
	FCount: integer;
	FCapacity: integer;

Methods

	procedure Grow;
	procedure SetCapacity(const Value: integer);
	function Description: string; override;
	procedure AddPoint(Point: TPoint2D);
	Constructor Create(ScreenObject: TScreenObject);
	procedure DoCommand; override;
	procedure Redo; override;
	procedure Undo; override;
	procedure DeleteLastPoint;

Properties

	property Capacity: integer read FCapacity write SetCapacity;
	property Count: integer read FCount;

Description

Fields

	FScreenObject: TScreenObject;

	FNewPoints: TRealPointArray;

	FCount: integer;

	FCapacity: integer;

Methods

	procedure Grow;

	procedure SetCapacity(const Value: integer);

	function Description: string; override;

	procedure AddPoint(Point: TPoint2D);

	Constructor Create(ScreenObject: TScreenObject);

	procedure DoCommand; override;

	procedure Redo; override;

	procedure Undo; override;

	procedure DeleteLastPoint;

Properties

	property Capacity: integer read FCapacity write SetCapacity;
Capacity tells what TUndoAddPart does.

	property Count: integer read FCount;