CAST II Game Engine
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Unit

Declaration

type TRootItem = class(TItem)

Description

A hierarchy root item should be of this (or a descendant) class.

Hierarchy

Methods

Overview

	constructor Create(AManager: TItemsManager); override;
	function Extract(Condition: TExtractConditionFunc; out Items: TItems): Integer;
	function ExtractByClass(AClass: CItem; out Items: TItems): Integer;
	function ExtractByMask(Mask: TItemFlags; Hierarchical: Boolean; out Items: TItems): Integer;
	function GetItemByFullName(const AName: string): TItem;
	procedure HandleMessage(const Msg: TMessage); override;

Description

constructor Create(AManager: TItemsManager); override;

function Extract(Condition: TExtractConditionFunc; out Items: TItems): Integer;

Traverses through the items hierarchy and adds all items passing Condition to Items. Returns number of items in Items.

function ExtractByClass(AClass: CItem; out Items: TItems): Integer;

Traverses through the items hierarchy and adds all items of the given class to Items. Returns number of items in Items.

function ExtractByMask(Mask: TItemFlags; Hierarchical: Boolean; out Items: TItems): Integer;

Traverses through the items hierarchy and adds to Items all items which State contains all flags in Mask. If Hierarchical is True childs of non-matching items are not considered. Returns number of items in Items.

function GetItemByFullName(const AName: string): TItem;

procedure HandleMessage(const Msg: TMessage); override;