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154 lines
4.0 KiB
154 lines
4.0 KiB
/* ============================================================
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*
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* This file is a part of digiKam project
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* http://www.digikam.org
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*
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* Date : 2004-07-20
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* Description : image histogram adjust levels.
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*
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* Copyright (C) 2004-2008 by Gilles Caulier <caulier dot gilles at gmail dot com>
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*
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* This program is free software; you can redistribute it
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* and/or modify it under the terms of the GNU General
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* Public License as published by the Free Software Foundation;
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* either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* ============================================================ */
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#ifndef ADJUSTLEVELS_H
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#define ADJUSTLEVELS_H
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// Digikam includes.
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#include "imagedlgbase.h"
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#include "dimg.h"
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class TQComboBox;
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class TQSpinBox;
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class TQPushButton;
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class TQHButtonGroup;
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class KDoubleSpinBox;
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class KGradientSelector;
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class KDoubleNumInput;
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namespace Digikam
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{
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class HistogramWidget;
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class ImageWidget;
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class ImageLevels;
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}
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namespace DigikamAdjustLevelsImagesPlugin
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{
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class AdjustLevelDialog : public Digikam::ImageDlgBase
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{
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Q_OBJECT
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TQ_OBJECT
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public:
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AdjustLevelDialog(TQWidget *parent);
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~AdjustLevelDialog();
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private:
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void readUserSettings();
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void writeUserSettings();
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void resetValues();
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void finalRendering();
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void adjustSliders(int minIn, double gamIn, int maxIn, int minOut, int maxOut);
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bool eventFilter(TQObject *o, TQEvent *e);
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private slots:
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void slotUser2();
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void slotUser3();
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void slotEffect();
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void slotResetCurrentChannel();
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void slotAutoLevels();
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void slotChannelChanged(int channel);
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void slotScaleChanged(int scale);
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void slotAdjustSliders();
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void slotGammaInputchanged(double val);
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void slotAdjustMinInputSpinBox(int val);
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void slotAdjustMaxInputSpinBox(int val);
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void slotAdjustMinOutputSpinBox(int val);
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void slotAdjustMaxOutputSpinBox(int val);
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void slotSpotColorChanged(const Digikam::DColor &color);
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void slotColorSelectedFromTarget(const Digikam::DColor &color);
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void slotPickerColorButtonActived();
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void slotShowHistogramGuide(int v);
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private:
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enum HistogramScale
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{
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Linear=0,
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Logarithmic
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};
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enum ColorChannel
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{
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LuminosityChannel=0,
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RedChannel,
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GreenChannel,
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BlueChannel,
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AlphaChannel
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};
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enum ColorPicker
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{
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BlackTonal=0,
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GrayTonal,
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WhiteTonal
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};
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uchar *m_destinationPreviewData;
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int m_histoSegments;
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int m_currentPreviewMode;
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TQComboBox *m_channelCB;
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TQSpinBox *m_minInput;
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TQSpinBox *m_maxInput;
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TQSpinBox *m_minOutput;
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TQSpinBox *m_maxOutput;
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TQPushButton *m_autoButton;
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TQPushButton *m_resetButton;
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TQPushButton *m_pickBlack;
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TQPushButton *m_pickGray;
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TQPushButton *m_pickWhite;
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TQHButtonGroup *m_pickerColorButtonGroup;
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TQHButtonGroup *m_scaleBG;
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KDoubleNumInput *m_gammaInput;
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KGradientSelector *m_hGradientMinInput;
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KGradientSelector *m_hGradientMaxInput;
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KGradientSelector *m_hGradientMinOutput;
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KGradientSelector *m_hGradientMaxOutput;
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Digikam::HistogramWidget *m_levelsHistogramWidget;
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Digikam::HistogramWidget *m_histogramWidget;
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Digikam::ImageWidget *m_previewWidget;
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Digikam::ImageLevels *m_levels;
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Digikam::DImg m_originalImage;
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};
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} // NameSpace DigikamAdjustLevelsImagesPlugin
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#endif /* ADJUSTLEVELS_H */
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