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/* ============================================================
*
* This file is a part of digiKam project
* http://www.digikam.org
*
* Date : 2008-08-04
* Description : RAW preview widget.
*
* Copyright (C) 2008 Gilles Caulier <caulier dot gilles at gmail dot 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 2, 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.
*
* ============================================================ */
#ifndef RAWPREVIEW_H
#define RAWPREVIEW_H
// TQt includes.
#include <tqimage.h>
// KDE includes.
#include <kurl.h>
// Local includes.
#include "dimg.h"
#include "previewwidget.h"
#include "digikam_export.h"
class TQPixmap;
namespace Digikam
{
class LoadingDescription;
class RawPreviewPriv;
class DIGIKAM_EXPORT RawPreview : public PreviewWidget
{
TQ_OBJECT
public:
RawPreview(const KURL& url, TQWidget *parent);
~RawPreview();
DImg& demosaicedImage() const;
DImg& postProcessedImage() const;
void setDecodingSettings(const DRawDecoding& settings);
void setPostProcessedImage(const DImg& image);
void cancelLoading();
signals:
void signalLoadingStarted();
void signalLoadingProgress(float);
void signalLoadingFailed();
void signalDemosaicedImage();
void signalPostProcessedImage();
protected:
void resizeEvent(TQResizeEvent* e);
private slots:
void slotLoadingProgress(const LoadingDescription& description, float progress);
void slotImageLoaded(const LoadingDescription& description, const DImg &image);
void slotThemeChanged();
void slotCornerButtonPressed();
void slotPanIconSelectionMoved(const TQRect&, bool);
void slotPanIconHiden();
private:
void setdemosaicedImg(const DImg& image);
void postProcessing(const DRawDecoding& settings);
int previewWidth();
int previewHeight();
bool previewIsNull();
void resetPreview();
void zoomFactorChanged(double zoom);
void updateZoomAndSize(bool alwaysFitToWindow);
inline void paintPreview(TQPixmap *pix, int sx, int sy, int sw, int sh);
private:
RawPreviewPriv* d;
};
} // NameSpace Digikam
#endif /* RAWPREVIEW_H */
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