tge/lib/mayasdk7/include/maya/MDGContext.h
2017-04-17 06:17:10 -06:00

124 lines
3.2 KiB
C++
Executable File

#ifndef _MDGContext
#define _MDGContext
//
//-
// ==========================================================================
// Copyright (C) 1995 - 2005 Alias Systems Corp. and/or its licensors. All
// rights reserved.
//
// The coded instructions, statements, computer programs, and/or related
// material (collectively the "Data") in these files contain unpublished
// information proprietary to Alias Systems Corp. ("Alias") and/or its
// licensors, which is protected by Canadian and US federal copyright law and
// by international treaties.
//
// The Data may not be disclosed or distributed to third parties or be copied
// or duplicated, in whole or in part, without the prior written consent of
// Alias.
//
// THE DATA IS PROVIDED "AS IS". ALIAS HEREBY DISCLAIMS ALL WARRANTIES RELATING
// TO THE DATA, INCLUDING, WITHOUT LIMITATION, ANY AND ALL EXPRESS OR IMPLIED
// WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND/OR FITNESS FOR A
// PARTICULAR PURPOSE. IN NO EVENT SHALL ALIAS BE LIABLE FOR ANY DAMAGES
// WHATSOEVER, WHETHER DIRECT, INDIRECT, SPECIAL, OR PUNITIVE, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, OR IN EQUITY,
// ARISING OUT OF ACCESS TO, USE OF, OR RELIANCE UPON THE DATA.
// ==========================================================================
//+
//
// CLASS: MDGContext
//
// *****************************************************************************
//
// CLASS DESCRIPTION (MDGContext)
//
// This class provides methods for accessing dependency graph contexts.
//
// *****************************************************************************
#if defined __cplusplus
// *****************************************************************************
// INCLUDED HEADER FILES
#include <maya/MStatus.h>
#include <maya/MTypes.h>
// *****************************************************************************
// DECLARATIONS
class MObject;
class MTime;
// *****************************************************************************
// CLASS DECLARATION (MDGContext)
/// Dependency graph context class
/**
Control the way in which dependency nodes are evaluated.
*/
#if defined(_WIN32)
#pragma warning(disable: 4522)
#endif // _WIN32
class OPENMAYA_EXPORT MDGContext
{
public:
// Normal
///
MDGContext( );
// Timed
///
MDGContext( const MTime & when );
///
MDGContext( const MDGContext& in );
///
~MDGContext();
// Method for determining whether the context is the "normal" one,
// ie. the one used for normal evaluation
///
bool isNormal( MStatus * ReturnStatus = NULL ) const;
///
MStatus getTime( MTime & );
///
MDGContext& operator =( const MDGContext& other );
// Default context "Normal"
///
static MDGContext fsNormal;
protected:
// No protected members
private:
const void * data;
bool fOwn;
friend class MPlug;
friend class MDataBlock;
const char* className() const;
MDGContext( const void* );
};
#if defined(_WIN32)
#pragma warning(default: 4522)
#endif // _WIN32
// *****************************************************************************
#endif /* __cplusplus */
#endif /* _MDGContext */