libCZI_Site.h

//******************************************************************************
// 
// libCZI is a reader for the CZI fileformat written in C++
// Copyright (C) 2017  Zeiss Microscopy GmbH
// 
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
// 
// To obtain a commercial version please contact Zeiss Microscopy GmbH.
// 
//******************************************************************************

#pragma once

#include <sstream>

namespace libCZI
{
    enum class ImageDecoderType
    {
        JPXR_JxrLib 
    };

    class IBitmapData;

    class IDecoder
    {
    public:

        virtual std::shared_ptr<libCZI::IBitmapData> Decode(const void* ptrData, size_t size) = 0;

        virtual ~IDecoder() = default;
    };

    const int LOGLEVEL_CATASTROPHICERROR = 0;   
    const int LOGLEVEL_ERROR = 1;               
    const int LOGLEVEL_SEVEREWARNING = 2;       
    const int LOGLEVEL_WARNING = 3;             
    const int LOGLEVEL_INFORMATION = 4;         
    const int LOGLEVEL_CHATTYINFORMATION = 5;   

    class ISite
    {
    public:
        virtual bool IsEnabled(int logLevel) = 0;

        virtual void Log(int level, const char* szMsg) = 0;

        virtual std::shared_ptr<IDecoder> GetDecoder(ImageDecoderType type, const char* arguments) = 0;

        virtual std::shared_ptr<libCZI::IBitmapData> CreateBitmap(libCZI::PixelType pixeltype, std::uint32_t width, std::uint32_t height, std::uint32_t stride = 0, std::uint32_t extraRows = 0, std::uint32_t extraColumns = 0) = 0;

        void Log(int level, const std::string& str)
        {
            this->Log(level, str.c_str());
        }

        void Log(int level, std::stringstream& ss)
        {
            this->Log(level, ss.str());
        }
    };
}