Class TX3DEventsEngine

Unit

X3DNodes

Declaration

type TX3DEventsEngine = class(TCastleTransform)

Description

Abstract scene handling VRML/X3D events. Is also notified about changes to VRML/X3D nodes/fields.

See TCastleSceneCore for documentation of these methods, TCastleSceneCore is the only implementation of this interface in practice.

Hierarchy

• TObject
• TPersistent
• TComponent
• TCastleComponent
• TCastleTransform
• TX3DEventsEngine

Overview

Methods

	procedure ExecuteCompiledScript(const HandlerName: string; ReceivedValue: TX3DField); virtual; abstract;
	function GetBackgroundStack: TX3DBindableStackBasic; virtual; abstract;
	function GetFogStack: TX3DBindableStackBasic; virtual; abstract;
	function GetNavigationInfoStack: TX3DBindableStackBasic; virtual; abstract;
	function GetViewpointStack: TX3DBindableStackBasic; virtual; abstract;
	function Time: TFloatTime; virtual; abstract;
	function NextEventTime: TX3DTime; virtual; abstract;
	procedure ChangedAll(const OnlyAdditions: Boolean = false); virtual; abstract;
	procedure BeforeNodesFree(const InternalChangedAll: boolean = false); virtual; abstract;
	procedure InternalChangedField(const Field: TX3DField; const Change: TX3DChange); overload; virtual; abstract;
	procedure InternalChangedField(const Field: TX3DField); overload;

Description

Methods

	procedure ExecuteCompiledScript(const HandlerName: string; ReceivedValue: TX3DField); virtual; abstract;

	function GetBackgroundStack: TX3DBindableStackBasic; virtual; abstract;

	function GetFogStack: TX3DBindableStackBasic; virtual; abstract;

	function GetNavigationInfoStack: TX3DBindableStackBasic; virtual; abstract;

	function GetViewpointStack: TX3DBindableStackBasic; virtual; abstract;

	function Time: TFloatTime; virtual; abstract;

	function NextEventTime: TX3DTime; virtual; abstract;

	procedure ChangedAll(const OnlyAdditions: Boolean = false); virtual; abstract;

	procedure BeforeNodesFree(const InternalChangedAll: boolean = false); virtual; abstract;

	procedure InternalChangedField(const Field: TX3DField; const Change: TX3DChange); overload; virtual; abstract;

	procedure InternalChangedField(const Field: TX3DField); overload;

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