apiSchemaAdapter.h

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//
// Copyright 2022 Pixar
//
// Licensed under the Apache License, Version 2.0 (the "Apache License")
// with the following modification; you may not use this file except in
// compliance with the Apache License and the following modification to it:
// Section 6. Trademarks. is deleted and replaced with:
//
// 6. Trademarks. This License does not grant permission to use the trade
//    names, trademarks, service marks, or product names of the Licensor
//    and its affiliates, except as required to comply with Section 4(c) of
//    the License and to reproduce the content of the NOTICE file.
//
// You may obtain a copy of the Apache License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the Apache License with the above modification is
// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the Apache License for the specific
// language governing permissions and limitations under the Apache License.
//
#ifndef PXR_USD_IMAGING_USD_IMAGING_API_SCHEMA_ADAPTER_H
#define PXR_USD_IMAGING_USD_IMAGING_API_SCHEMA_ADAPTER_H
 
 
#include "pxr/pxr.h"
#include "pxr/usdImaging/usdImaging/api.h"
#include "pxr/usdImaging/usdImaging/version.h"
#include "pxr/usdImaging/usdImaging/types.h"
 
#include "pxr/usd/usd/prim.h"
 
#include "pxr/imaging/hd/sceneIndex.h"
 
#include "pxr/base/tf/type.h"
 
#include <memory>
 
 
PXR_NAMESPACE_OPEN_SCOPE
 
class UsdImagingDataSourceStageGlobals;
 
using UsdImagingAPISchemaAdapterSharedPtr = 
    std::shared_ptr<class UsdImagingAPISchemaAdapter>;
 
class UsdImagingAPISchemaAdapter 
            : public std::enable_shared_from_this<UsdImagingAPISchemaAdapter>
{
public:
 
    USDIMAGING_API
    virtual ~UsdImagingAPISchemaAdapter();
 
    USDIMAGING_API
    virtual TfTokenVector GetImagingSubprims(
            UsdPrim const& prim,
            TfToken const& appliedInstanceName);
 
    USDIMAGING_API
    virtual TfToken GetImagingSubprimType(
            UsdPrim const& prim,
            TfToken const& subprim,
            TfToken const& appliedInstanceName);
 
    USDIMAGING_API
    virtual HdContainerDataSourceHandle GetImagingSubprimData(
            UsdPrim const& prim,
            TfToken const& subprim,
            TfToken const& appliedInstanceName,
            const UsdImagingDataSourceStageGlobals &stageGlobals);
 
    USDIMAGING_API
    virtual HdDataSourceLocatorSet InvalidateImagingSubprim(
            UsdPrim const& prim,
            TfToken const& subprim,
            TfToken const& appliedInstanceName,
            TfTokenVector const& properties,
            UsdImagingPropertyInvalidationType invalidationType);
};
 
 
class UsdImagingAPISchemaAdapterFactoryBase : public TfType::FactoryBase
{
public:
    virtual UsdImagingAPISchemaAdapterSharedPtr New() const = 0;
};
 
template <class T>
class UsdImagingAPISchemaAdapterFactory
    : public UsdImagingAPISchemaAdapterFactoryBase
{
public:
    virtual UsdImagingAPISchemaAdapterSharedPtr New() const
    {
        return std::make_shared<T>();
    }
};
 
PXR_NAMESPACE_CLOSE_SCOPE
 
#endif