polyRawExporter/polyRawExporter.cpp

//-
// ==========================================================================
// Copyright 1995,2006,2008 Autodesk, Inc. All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk
// license agreement provided at the time of installation or download,
// or which otherwise accompanies this software in either electronic
// or hard copy form.
// ==========================================================================
//+

//
//

//polyRawExporter.cpp
#include <maya/MFnPlugin.h>
#include <maya/MDagPath.h>
#include <maya/MIOStream.h>
#include <maya/MFStream.h>

#include "polyRawExporter.h"
#include "polyRawWriter.h"

polyRawExporter::~polyRawExporter() 
{ 
//Summary:  destructor method; does nothing
//
}

     
void* polyRawExporter::creator() 
//Summary:  allows Maya to allocate an instance of this object
{
    return new polyRawExporter();
}


MString polyRawExporter::defaultExtension () const 
//Summary:  called when Maya needs to know the preferred extension of this file
//          format.  For example, if the user tries to save a file called 
//          "test" using the Save As dialog, Maya will call this method and 
//          actually save it as "test.x3d". Note that the period should *not* 
//          be included in the extension.
//Returns:  "raw"
{
    return MString("raw");
}


MStatus initializePlugin(MObject obj)
//Summary:  registers the commands, tools, devices, and so on, defined by the 
//          plug-in with Maya
//Returns:  MStatus::kSuccess if the registration was successful;
//          MStatus::kFailure otherwise
{
    MStatus status;
    MFnPlugin plugin(obj, PLUGIN_COMPANY, "4.5", "Any");

    // Register the translator with the system
    //
    status =  plugin.registerFileTranslator("RawText",
                                            "",
                                            polyRawExporter::creator,
                                            "",
                                            "option1=1",
                                            true);
    if (!status) {
        status.perror("registerFileTranslator");
        return status;
    }

    return status;
}


MStatus uninitializePlugin(MObject obj) 
//Summary:  deregisters the commands, tools, devices, and so on, defined by the 
//          plug-in
//Returns:  MStatus::kSuccess if the deregistration was successful;
//          MStatus::kFailure otherwise
{
    MStatus   status;
    MFnPlugin plugin( obj );

    status =  plugin.deregisterFileTranslator("RawText");
    if (!status) {
        status.perror("deregisterFileTranslator");
        return status;
    }

    return status;
}


void polyRawExporter::writeHeader(ostream& os) 
//Summary:  outputs legend information before the main data
//Args   :  os - an output stream to write to
{
    os << "Legend:\n"
       << "Delimiter = TAB\n"
       << "() = coordinates\n"
       << "[] = vector\n"
       << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\n";
}


polyWriter* polyRawExporter::createPolyWriter(const MDagPath dagPath, MStatus& status) 
//Summary:  creates a polyWriter for the raw export file type
//Args   :  dagPath - the current polygon dag path
//          status - will be set to MStatus::kSuccess if the polyWriter was 
//                   created successfully;  MStatus::kFailure otherwise
//Returns:  pointer to the new polyWriter object
{
    return new polyRawWriter(dagPath, status);
}