SchemaPrims.h

//
// Copyright 2017 Animal Logic
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.//
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#pragma once
#include "AL/usdmaya/fileio/translators/TranslatorBase.h"
#include "AL/usdmaya/fileio/translators/TranslatorContext.h"

#include "pxr/pxr.h"
#include <pxr/base/tf/token.h>

#include <unordered_set>
#include <string>
#include "AL/maya/utils/ForwardDeclares.h"
#include "AL/usd/utils/ForwardDeclares.h"

PXR_NAMESPACE_USING_DIRECTIVE

namespace AL {
namespace usdmaya {
namespace fileio {

extern const TfToken ALSchemaType;
extern const TfToken ALExcludedPrimSchema;

//----------------------------------------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------------------------------------
bool importSchemaPrim(
    const UsdPrim& usdPrim,
    MObject& parent,
    MObject& created,
    translators::TranslatorContextPtr context = TfNullPtr,
    const translators::TranslatorRefPtr translator = TfNullPtr,
    const fileio::translators::TranslatorParameters& param = fileio::translators::TranslatorParameters());

//----------------------------------------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------------------------------------
bool isSchemaOfType(const UsdPrim& prim, const TfToken& typeToken);

//----------------------------------------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------------------------------------
class SchemaPrimsUtils
{
public:

  SchemaPrimsUtils(fileio::translators::TranslatorManufacture& manufacture);

  fileio::translators::TranslatorRefPtr isSchemaPrim(const UsdPrim& prim);

  bool needsTransformParent(const UsdPrim& prim);

private:
  fileio::translators::TranslatorManufacture& m_manufacture;
  //std::unordered_set<std::string> m_nonTransformParentTypes;
};


//----------------------------------------------------------------------------------------------------------------------
} // fileio
} // usdmaya
} // AL
//----------------------------------------------------------------------------------------------------------------------