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/*
*
* Copyright (C) 2000 Silicon Graphics, Inc. All Rights Reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* Further, this software is distributed without any warranty that it is
* free of the rightful claim of any third person regarding infringement
* or the like. Any license provided herein, whether implied or
* otherwise, applies only to this software file. Patent licenses, if
* any, provided herein do not apply to combinations of this program with
* other software, or any other product whatsoever.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
* Mountain View, CA 94043, or:
*
* http://www.sgi.com
*
* For further information regarding this notice, see:
*
* http://oss.sgi.com/projects/GenInfo/NoticeExplan/
*
*/
// -*- C++ -*-
/*
* Copyright (C) 1990,91 Silicon Graphics, Inc.
*
_______________________________________________________________________
______________ S I L I C O N G R A P H I C S I N C . ____________
|
| $Revision: 1.1.1.1 $
|
| Description:
| Definition of the SoEngineOutputData class, which is used by
| engines to store information about their outputs. Based on
| SoFieldData.
|
| Author(s) : Paul S. Strauss, Nick Thompson, Gavin Bell
|
______________ S I L I C O N G R A P H I C S I N C . ____________
_______________________________________________________________________
*/
// C-api: end
#ifndef _SO_OUTPUT_DATA_
#define _SO_OUTPUT_DATA_
#include <Inventor/misc/SoBasic.h>
#include <Inventor/SbPList.h>
#include <Inventor/SbString.h>
#include <Inventor/SoType.h>
class SoEngine;
class SoFieldContainer;
class SoInput;
class SoOutput;
class SoEngineOutput;
//////////////////////////////////////////////////////////////////////////////
//
// Class: SoEngineOutputData
//
// The SoEngineOutputData class holds data about engine outputs: the
// number of outputs the engine has, the names of the outputs.
//
// All engines of a given class share the same output data. Therefore,
// to get information about a particular output in a particular engine
// instance, it is necessary to pass that instance to the appropriate
// method.
//
//////////////////////////////////////////////////////////////////////////////
SoINTERNAL class SoEngineOutputData {
public:
// Default constructor
SoEngineOutputData() { }
SoEngineOutputData(const SoEngineOutputData *);
// Constructor that takes number of fields as a hint
SoEngineOutputData(int numOutputs) : outputs(numOutputs)
{ }
// Destructor
~SoEngineOutputData();
// Adds an output to current data, given name of output,
// a pointer to field within the engine, and the type of output.
void addOutput(const SoEngine *defEngine,
const char *outputName,
const SoEngineOutput *output,
SoType type);
// Returns number of outputs
int getNumOutputs() const { return outputs.getLength(); }
// Returns name of output with given index
const SbName & getOutputName(int index) const;
// Returns pointer to output with given index within given object instance
SoEngineOutput * getOutput(const SoEngine *engine,
int index) const;
// Returns index of output, given the output and the engine it
// is in.
int getIndex(const SoEngine *engine,
const SoEngineOutput *output) const;
// Returns type of output with given index
const SoType & getType(int index) const;
// Methods to read and write the output descriptions
SbBool readDescriptions(SoInput *in,
SoEngine *engine) const;
void writeDescriptions(SoOutput *out,
SoEngine *engine) const;
private:
SbPList outputs; // List of outputs (SoOutputEntry)
};
#endif /* _SO_OUTPUT_DATA_ */
|
