/*
    Scan Tailor - Interactive post-processing tool for scanned pages.
    Copyright (C)  Joseph Artsimovich <joseph.artsimovich@gmail.com>

    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/>.
*/

#ifndef OUTPUT_TASK_H_
#define OUTPUT_TASK_H_

#include "NonCopyable.h"
#include "RefCountable.h"
#include "FilterResult.h"
#include "PageId.h"
#include "ImageViewTab.h"
#include "OutputFileNameGenerator.h"
#include <QColor>
#include <memory>
#include <QImage>

class DebugImages;
class TaskStatus;
class FilterData;
class ThumbnailPixmapCache;
class ImageTransformation;
class QPolygonF;
class QSize;
class QImage;
class Dpi;

namespace imageproc
{
class BinaryImage;
}

namespace output
{

class Filter;
class Settings;

class Task : public RefCountable
{
    DECLARE_NON_COPYABLE(Task)
public:
    Task(IntrusivePtr<Filter> const& filter,
         IntrusivePtr<Settings> const& settings,
         IntrusivePtr<ThumbnailPixmapCache> const& thumbnail_cache,
         PageId const& page_id, OutputFileNameGenerator const& out_file_name_gen,
         ImageViewTab last_tab, bool batch, bool debug,
         bool keep_orig_fore_subscan = false,
//Original_Foreground_Mixed
         QImage* p_orig_fore_subscan = nullptr);

    virtual ~Task();

    FilterResultPtr process(
        TaskStatus const& status, FilterData const& data,
        QPolygonF const& content_rect_phys);

    QObject* getSettingsListener();
private:
    class UiUpdater;

    void deleteMutuallyExclusiveOutputFiles();

    IntrusivePtr<Filter> m_ptrFilter;
    IntrusivePtr<Settings> m_ptrSettings;
    IntrusivePtr<ThumbnailPixmapCache> m_ptrThumbnailCache;
    std::unique_ptr<DebugImages> m_ptrDbg;
    PageId m_pageId;
    OutputFileNameGenerator m_outFileNameGen;
    ImageViewTab m_lastTab;
    bool m_batchProcessing;
    bool m_debug;
    bool m_keep_orig_fore_subscan;
//Original_Foreground_Mixed
    QImage* m_p_orig_fore_subscan;
};

} // namespace output

#endif
