/*
 *  This file is part of RawTherapee.
 *
 *  Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
 *
 *  RawTherapee 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.
 *
 *  RawTherapee 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 RawTherapee.  If not, see <http://www.gnu.org/licenses/>.
 */
//
// A class representing a 16 bit rgb image with separate planes and 16 byte aligned data
//
#ifndef _IMAGEFLOAT_
#define _IMAGEFLOAT_

#include "imageio.h"
#include "rtengine.h"

namespace rtengine
{
using namespace procparams;

class Image8;
class Image16;

/*
 * Image type used by most tools; expected range: [0.0 ; 65535.0]
 */
class Imagefloat : public IImagefloat, public ImageIO
{

public:

    Imagefloat ();
    Imagefloat (int width, int height);
    ~Imagefloat ();

    Imagefloat*          copy ();
    Imagefloat*          copySubRegion (int x, int y, int width, int height);

    Image8*              to8();
    Image16*             to16();

    virtual void         getStdImage (ColorTemp ctemp, int tran, Imagefloat* image, const PreviewProps & pp, bool first, procparams::ToneCurveParams hrp);

    virtual const char*  getType     () const
    {
        return sImagefloat;
    }
    virtual int          getBPS      ()
    {
        return 8 * sizeof(float);
    }
    virtual void         getScanline (int row, unsigned char* buffer, int bps);
    virtual void         setScanline (int row, unsigned char* buffer, int bps, float *minValue = nullptr, float *maxValue = nullptr);

    // functions inherited from IImagefloat:
    virtual MyMutex&     getMutex ()
    {
        return mutex ();
    }
    virtual cmsHPROFILE  getProfile ()
    {
        return getEmbeddedProfile ();
    }
    virtual int          getBitsPerPixel ()
    {
        return 8 * sizeof(float);
    }
    virtual int          saveToFile (Glib::ustring fname)
    {
        return save (fname);
    }
    virtual int          saveAsPNG  (Glib::ustring fname, int bps = -1)
    {
        return savePNG (fname, bps);
    }
    virtual int          saveAsJPEG (Glib::ustring fname, int quality = 100, int subSamp = 3)
    {
        return saveJPEG (fname, quality, subSamp);
    }
    virtual int          saveAsTIFF (Glib::ustring fname, int bps = -1, bool uncompressed = false)
    {
        return saveTIFF (fname, bps, uncompressed);
    }
    virtual void         setSaveProgressListener (ProgressListener* pl)
    {
        setProgressListener (pl);
    }
    virtual void         free ()
    {
        delete this;
    }

    virtual void         normalizeFloat(float srcMinVal, float srcMaxVal);
    void                 normalizeFloatTo1();
    void                 normalizeFloatTo65535();
    void                 calcCroppedHistogram(const ProcParams &params, float scale, LUTu & hist);

    void                 ExecCMSTransform(cmsHTRANSFORM hTransform);
    void                 ExecCMSTransform(cmsHTRANSFORM hTransform, const LabImage &labImage, int cx, int cy);
};

}
#endif