DocumentPreviewCache.h

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//---------------------------------------------------------------------------------------
// Copyright (c) 2001-2023 by Apryse Software Inc. All Rights Reserved.
// Consult legal.txt regarding legal and license information.
//---------------------------------------------------------------------------------------
#ifndef PDFTRON_H_CPPPDFDocumentPreviewCache
#define PDFTRON_H_CPPPDFDocumentPreviewCache

#include <C/PDF/TRN_DocumentPreviewCache.h>
#include <Common/UString.h>
#include <Common/Common.h>

namespace pdftron { 
    namespace PDF {

class DocumentPreviewCache
{
public:
    enum preview_result{
        e_failure,          
        e_success,          
        e_security_error,   
        e_cancel,           
        e_package_error     
    };

    typedef void(*PreviewHandler) (preview_result result, const char* utf8_filepath, void* custom_data);


    static void Initialize(UInt64 max_cache_bytes, double max_disk_percentage);

    
    static void GetBitmapWithPath(const UString& filepath, UInt32 min_x_size, UInt32 min_y_size, PreviewHandler proc, void* custom_data);

    
    static void CancelAllRequests();

    
    static void CancelRequest(const UString& filepath);

    
    static void IrrelevantChangeMade(const UString& filepath);

    
    static void ClearCache();
};

#include <Impl/DocumentPreviewCache.inl>

    } // PDF
} // pdftron

#endif // PDFTRON_H_CPPPDFDocumentPreviewCache