StageData.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 "./Api.h"

#include "AL/maya/event/MayaEventManager.h"
#include "maya/MPxGeometryData.h"

#include "pxr/pxr.h"
#include "pxr/usd/usd/stage.h"
#include "AL/usd/utils/ForwardDeclares.h"

PXR_NAMESPACE_USING_DIRECTIVE

namespace AL {
namespace usdmaya {

//----------------------------------------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------------------------------------
class StageData
  : public MPxGeometryData
{
public:

  StageData();

  ~StageData();

  AL_USDMAYA_PUBLIC
  static void* creator();

  void copy(const MPxData& aDatum) override;

  AL_USDMAYA_PUBLIC
  static const MTypeId kTypeId;

  AL_USDMAYA_PUBLIC
  static const MString kName;

  UsdStageWeakPtr stage;

  SdfPath primPath;

private:
  MTypeId typeId() const override;
  MString name() const override;
  AL::event::CallbackId m_exitCallbackId;
};

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