dynamicFileFormatInterface.h

//
// Copyright 2019 Pixar
//
// Licensed under the terms set forth in the LICENSE.txt file available at
// https://openusd.org/license.
//
#ifndef PXR_USD_PCP_DYNAMIC_FILE_FORMAT_INTERFACE_H
#define PXR_USD_PCP_DYNAMIC_FILE_FORMAT_INTERFACE_H
 
#include "pxr/pxr.h"
#include "pxr/usd/pcp/api.h"
#include "pxr/usd/sdf/fileFormat.h"
 
PXR_NAMESPACE_OPEN_SCOPE
 
class PcpDynamicFileFormatContext;
class VtValue;
 
class PcpDynamicFileFormatInterface
{
public:
    PCP_API
    virtual ~PcpDynamicFileFormatInterface();
 
    PCP_API
    virtual void ComposeFieldsForFileFormatArguments(
        const std::string &assetPath, 
        const PcpDynamicFileFormatContext &context,
        SdfFileFormat::FileFormatArguments *args,
        VtValue *dependencyContextData) const = 0;
 
    PCP_API
    virtual bool CanFieldChangeAffectFileFormatArguments(
        const TfToken &field,
        const VtValue &oldValue,
        const VtValue &newValue,
        const VtValue &dependencyContextData) const;
 
    PCP_API
    virtual bool CanAttributeDefaultValueChangeAffectFileFormatArguments(
        const TfToken &attributeName,
        const VtValue &oldValue,
        const VtValue &newValue,
        const VtValue &dependencyContextData) const;
};
 
PXR_NAMESPACE_CLOSE_SCOPE
 
#endif // PXR_USD_PCP_DYNAMIC_FILE_FORMAT_INTERFACE_H