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/***************************************************************************
glowbutton.h - description
-------------------
begin : Thu Sep 14 2001
copyright : (C) 2001 by Henning Burchardt
email : h_burchardt@gmx.net
***************************************************************************/
/***************************************************************************
* *
* 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 GLOW_BUTTON_H
#define GLOW_BUTTON_H
#include <vector>
#include <tqmap.h>
#include <tqbutton.h>
class TQPixmap;
class TQBitmap;
class TQTimer;
class TQString;
namespace Glow
{
class PixmapCache
{
public:
static const TQPixmap* find(const TQString& key);
static void insert(const TQString& key, const TQPixmap *pixmap);
static void erase(const TQString& key);
static void clear();
private:
static TQMap<TQString, const TQPixmap*> m_pixmapMap;
};
//-----------------------------------------------------------------------------
class GlowButton : public TQButton
{
TQ_OBJECT
public:
GlowButton(TQWidget *parent, const char* name, const TQString& tip, const int realizeBtns);
~GlowButton();
void setTipText( const TQString& tip );
TQString getPixmapName() const;
ButtonState lastButton() const;
/** Sets the name of the pixmap in the pixmap cache.
* If no background pixmap is wanted use TQString() as name. */
void setPixmapName(const TQString& pixmapName);
protected:
virtual void paintEvent( TQPaintEvent * );
virtual void enterEvent( TQEvent * );
virtual void leaveEvent( TQEvent * );
virtual void mousePressEvent( TQMouseEvent * );
virtual void mouseReleaseEvent( TQMouseEvent * );
protected slots:
void slotTimeout();
private:
enum TimerStatus { Run, Stop };
int m_updateTime;
int _steps;
TQString m_pixmapName;
TQTimer *m_timer;
int m_pos;
TimerStatus m_timerStatus;
int m_realizeButtons;
ButtonState _last_button;
};
//-----------------------------------------------------------------------------
class GlowButtonFactory
{
public:
GlowButtonFactory();
int getSteps();
/**
* Sets the number of pixmaps used to create the glow effect of the
* glow buttons.
*/
void setSteps(int steps);
/**
* Creates a background pixmap for a glow button.
* The pixmap will consist of sub pixmaps of the size of the button which
* are placed one below the other. Each sub pixmap is copied on the button
* in succession to create the glow effect. The last sub pixmap is used
* when the button is pressed.
*/
TQPixmap * createGlowButtonPixmap(
const TQImage & bg_image,
// const TQImage & bg_alpha_image,
const TQImage & fg_image,
const TQImage & glow_image,
const TQColor & color,
const TQColor & glow_color);
GlowButton* createGlowButton(
TQWidget *parent, const char* name, const TQString& tip, const int realizeBtns = TQt::LeftButton);
private:
int _steps;
};
} // namespace
#endif
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