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91 lines
2.9 KiB
91 lines
2.9 KiB
/***************************************************************************
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kzcolorselector.h - description
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-------------------
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begin : Fri Jul 14 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 KZCOLORSELECTOR_H
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#define KZCOLORSELECTOR_H
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#include "tqcolor.h"
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#include "tqpixmap.h"
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#include "kselect.h"
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#include "color.h"
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/** A widget for selecting a color component
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* @author Artur Rataj
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*/
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class KZColorSelector : public KSelector {
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Q_OBJECT
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TQ_OBJECT
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public:
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/** Selector type constants */
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enum { TYPE_H = 0,
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TYPE_S = 1,
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TYPE_V = 2 };
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/** Constructs the widget */
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KZColorSelector(Qt::Orientation o, TQWidget *tqparent=0, const char *name=0);
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~KZColorSelector();
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/** Sets the selector type */
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void setType(const int type);
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/** Update the pixmap */
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void updateContents();
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/** Set the global components */
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void setBaseColor(const TQColor& color);
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/** Set the global components using HSV components */
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void setBaseColorHsv(const int colorH, const int colorS, const int colorV);
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/** Updates a pointer position due to the base color */
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void updatePointerPos();
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protected:
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/** The number of colors that are used to dither the pixmap
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* if number of color planes <= 8. The palette returned by
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* getStandardColorsPalette() is of the size.
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*/
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enum { STANDARD_PALETTE_SIZE = 17 };
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/** A type of the selector */
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int type;
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/** A base color H component */
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int baseColorH;
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/** A base color S component */
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int baseColorS;
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/** A base color V component */
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int baseColorV;
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/** Draws the contents of the widget on a pixmap,
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* which is used for buffering.
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*/
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virtual void drawPalette( TQPixmap *pixmap );
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/** @reimplemented */
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virtual void resizeEvent( TQResizeEvent * );
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/** Draws a color gradient in the selector */
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virtual void drawContents( TQPainter *painter );
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/** Sets a color at a given coordinate */
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virtual void setColor(TQColor* const color, const int y);
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/** @return STANDARD_PALETTE_SIZE colors used to dither the
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* pixmap if number of color planes <= 8
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*/
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TQColor* getStandardColorsPalette();
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private:
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/* The buffering pixmap */
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TQPixmap pixmap;
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};
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#endif
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