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98 lines
3.3 KiB
98 lines
3.3 KiB
/***************************************************************************
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colorselector.h - description
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-------------------
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begin : Sun Jul 9 2000
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copyright : (C) 2000 by Artur Rataj
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email : art@zeus.polsl.gliwice.pl
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***************************************************************************/
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/***************************************************************************
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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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***************************************************************************/
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#ifndef COLORSELECTOR_H
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#define COLORSELECTOR_H
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#include <tqwidget.h>
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#include <tqcolor.h>
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#include <tqbuttongroup.h>
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#include <kcolordialog.h>
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#include "color.h"
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#include "gradientselection.h"
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/** Color selector widget
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* @author Artur Rataj
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*/
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class ColorSelector : public TQWidget {
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TQ_OBJECT
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public:
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/** constructs a color selector widget */
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ColorSelector(TQWidget *parent=0, const char *name=0);
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~ColorSelector();
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/** @return the selected color */
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const Color& color();
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signals:
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/** A signal that a color value has changed */
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void valueChanged(Color*);
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public slots:
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/** Called if a color changed */
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void slotSetColor(Color color);
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/** Called if a color changed */
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void slotSetColor(Color* color);
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/** called if a color changed in the color patch */
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void slotSetColor(const TQColor& color);
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/** Called by the gradient selection, to replace or modify a color */
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void slotGradientSelectionChangeColor(Color* gradientSelectionColor);
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/** Called by the gradient selection, to synchronize its color */
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void slotGradientSelectionSynchronizeColor();
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/** Called if color replace mode is chosen */
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void slotColorReplace();
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/** called if color change mode is chosen */
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void slotColorChange();
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/** Called if a color change value changed */
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void slotColorChangeValueChanged(int value);
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private:
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/** Color change mode constants */
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enum { MODE_REPLACE = 0,
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MODE_CHANGE = 1,
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/** Maximum color change value */
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MAX_COLOR_CHANGE_VALUE = 16 };
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/** A color change slider widget */
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TQWidget* colorChangeSliderWidget;
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/** Color change buttons button group widget */
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TQButtonGroup colorChangeButtons;
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/** A color patch widget */
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KColorPatch* colorPatch;
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/** A gradient selection widget */
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GradientSelection* gradientSelection;
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/** The current color */
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Color m_color;
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/** Color change mode */
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int colorChangeMode;
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/** Current color change value */
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int colorChangeValue;
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/** Floating--point precision RGB components, for color change mode */
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double fRComponent;
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double fGComponent;
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double fBComponent;
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/** Whether in the floating-point precision components mode */
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bool fComponentsMode;
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/** Scales a component according to componentDiff and colorChangeValue */
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void scaledComponent(double* const component, const double componentDiff);
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};
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#endif
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