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86 lines
2.0 KiB
86 lines
2.0 KiB
/*
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* This file is part of Chalk
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*
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* Copyright (c) 2006 Frederic Coiffier <fcoiffie@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) 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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef KGRADIENTSLIDER_H
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#define KGRADIENTSLIDER_H
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// TQt includes.
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#include <tqwidget.h>
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#include <tqcolor.h>
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#include <tqptrlist.h>
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#include <tqpair.h>
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class KGradientSlider : public TQWidget
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{
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Q_OBJECT
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typedef enum {
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BlackCursor,
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GammaCursor,
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WhiteCursor
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} eCursor;
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public:
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KGradientSlider(TQWidget *parent = 0, const char *name = 0, WFlags f = 0);
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virtual ~KGradientSlider();
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public slots:
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void modifyBlack(int);
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void modifyWhite(int);
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void modifyGamma(double);
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signals:
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void modifiedBlack(int);
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void modifiedWhite(int);
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void modifiedGamma(double);
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protected:
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void paintEvent(TQPaintEvent *);
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void mousePressEvent (TQMouseEvent * e);
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void mouseReleaseEvent ( TQMouseEvent * e );
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void mouseMoveEvent ( TQMouseEvent * e );
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void leaveEvent ( TQEvent * );
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public:
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void enableGamma(bool b);
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double getGamma(void);
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private:
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unsigned int m_leftmost;
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unsigned int m_rightmost;
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eCursor m_grab_cursor;
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unsigned int m_grab_index;
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bool m_dragging;
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unsigned int m_blackcursor;
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unsigned int m_whitecursor;
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unsigned int m_gammacursor;
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bool m_gammaEnabled;
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double m_gamma;
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};
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#endif /* KGRADIENTSLIDER_H */
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