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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit47d455dd55be855e4cc691c32f687f723d9247ee (patch)
tree52e236aaa2576bdb3840ebede26619692fed6d7d /kcoloredit/kzcolorselector.h
downloadtdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.tar.gz
tdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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+/***************************************************************************
+ kzcolorselector.h - description
+ -------------------
+ begin : Fri Jul 14 2000
+ copyright : (C) 2000 by Artur Rataj
+ email : art@zeus.polsl.gliwice.pl
+ ***************************************************************************/
+
+/***************************************************************************
+ * *
+ * 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 of the License, or *
+ * (at your option) any later version. *
+ * *
+ ***************************************************************************/
+
+#ifndef KZCOLORSELECTOR_H
+#define KZCOLORSELECTOR_H
+
+#include "qcolor.h"
+#include "qpixmap.h"
+#include "kselect.h"
+
+#include "color.h"
+
+/** A widget for selecting a color component
+ * @author Artur Rataj
+ */
+class KZColorSelector : public KSelector {
+ Q_OBJECT
+
+public:
+ /** Selector type constants */
+ enum { TYPE_H = 0,
+ TYPE_S = 1,
+ TYPE_V = 2 };
+
+ /** Constructs the widget */
+ KZColorSelector(Orientation o, QWidget *parent=0, const char *name=0);
+ ~KZColorSelector();
+ /** Sets the selector type */
+ void setType(const int type);
+ /** Update the pixmap */
+ void updateContents();
+ /** Set the global components */
+ void setBaseColor(const QColor& color);
+ /** Set the global components using HSV components */
+ void setBaseColorHsv(const int colorH, const int colorS, const int colorV);
+ /** Updates a pointer position due to the base color */
+ void updatePointerPos();
+
+protected:
+ /** The number of colors that are used to dither the pixmap
+ * if number of color planes <= 8. The palette returned by
+ * getStandardColorsPalette() is of the size.
+ */
+ enum { STANDARD_PALETTE_SIZE = 17 };
+
+ /** A type of the selector */
+ int type;
+ /** A base color H component */
+ int baseColorH;
+ /** A base color S component */
+ int baseColorS;
+ /** A base color V component */
+ int baseColorV;
+
+ /** Draws the contents of the widget on a pixmap,
+ * which is used for buffering.
+ */
+ virtual void drawPalette( QPixmap *pixmap );
+ /** @reimplemented */
+ virtual void resizeEvent( QResizeEvent * );
+ /** Draws a color gradient in the selector */
+ virtual void drawContents( QPainter *painter );
+ /** Sets a color at a given coordinate */
+ virtual void setColor(QColor* const color, const int y);
+ /** @return STANDARD_PALETTE_SIZE colors used to dither the
+ * pixmap if number of color planes <= 8
+ */
+ QColor* getStandardColorsPalette();
+
+private:
+ /* The buffering pixmap */
+ QPixmap pixmap;
+};
+
+#endif