#ifndef adwaitawidgetstateengine_h
#define adwaitawidgetstateengine_h
/*************************************************************************
* Copyright (C) 2014 by Hugo Pereira Da Costa <hugo.pereira@free.fr> *
* *
* 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. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . *
*************************************************************************/
#include "adwaita.h"
#include "adwaitabaseengine.h"
#include "adwaitadatamap.h"
#include "adwaitawidgetstatedata.h"
namespace Adwaita
{
//* used for simple widgets
class WidgetStateEngine: public BaseEngine
{
Q_OBJECT
public:
//* constructor
explicit WidgetStateEngine( QObject* parent ):
BaseEngine( parent )
{}
//* destructor
virtual ~WidgetStateEngine( void )
{}
//* register widget
virtual bool registerWidget( QWidget*, AnimationModes );
//* returns registered widgets
virtual WidgetList registeredWidgets( AnimationModes ) const;
using BaseEngine::registeredWidgets;
//* true if widget hover state is changed
virtual bool updateState( const QObject*, AnimationMode, bool );
//* true if widget is animated
virtual bool isAnimated( const QObject*, AnimationMode );
//* animation opacity
virtual qreal opacity( const QObject* object, AnimationMode mode )
{ return isAnimated( object, mode ) ? data( object, mode ).data()->opacity(): AnimationData::OpacityInvalid; }
//* animation mode
/** precedence on focus */
virtual AnimationMode frameAnimationMode( const QObject* object )
{
if( isAnimated( object, AnimationEnable ) ) return AnimationEnable;
else if( isAnimated( object, AnimationFocus ) ) return AnimationFocus;
else if( isAnimated( object, AnimationHover ) ) return AnimationHover;
else return AnimationNone;
}
//* animation opacity
/** precedence on focus */
virtual qreal frameOpacity( const QObject* object )
{
if( isAnimated( object, AnimationEnable ) ) return data( object, AnimationEnable ).data()->opacity();
else if( isAnimated( object, AnimationFocus ) ) return data( object, AnimationFocus ).data()->opacity();
else if( isAnimated( object, AnimationHover ) ) return data( object, AnimationHover ).data()->opacity();
else return AnimationData::OpacityInvalid;
}
//* animation mode
/** precedence on mouseOver */
virtual AnimationMode buttonAnimationMode( const QObject* object )
{
if( isAnimated( object, AnimationEnable ) ) return AnimationEnable;
else if( isAnimated( object, AnimationPressed ) ) return AnimationPressed;
else if( isAnimated( object, AnimationHover ) ) return AnimationHover;
else if( isAnimated( object, AnimationFocus ) ) return AnimationFocus;
else return AnimationNone;
}
//* animation opacity
/** precedence on mouseOver */
virtual qreal buttonOpacity( const QObject* object )
{
if( isAnimated( object, AnimationEnable ) ) return data( object, AnimationEnable ).data()->opacity();
else if( isAnimated( object, AnimationPressed ) ) return data( object, AnimationPressed ).data()->opacity();
else if( isAnimated( object, AnimationHover ) ) return data( object, AnimationHover ).data()->opacity();
else if( isAnimated( object, AnimationFocus ) ) return data( object, AnimationFocus ).data()->opacity();
else return AnimationData::OpacityInvalid;
}
//* duration
virtual void setEnabled( bool value )
{
BaseEngine::setEnabled( value );
_hoverData.setEnabled( value );
_focusData.setEnabled( value );
_enableData.setEnabled( value );
_pressedData.setEnabled( value );
}
//* duration
virtual void setDuration( int value )
{
BaseEngine::setDuration( value );
_hoverData.setDuration( value );
_focusData.setDuration( value );
_enableData.setDuration( value );
_pressedData.setDuration( value/2 );
}
public Q_SLOTS:
//* remove widget from map
virtual bool unregisterWidget( QObject* object )
{
if( !object ) return false;
bool found = false;
if( _hoverData.unregisterWidget( object ) ) found = true;
if( _focusData.unregisterWidget( object ) ) found = true;
if( _enableData.unregisterWidget( object ) ) found = true;
if( _pressedData.unregisterWidget( object ) ) found = true;
return found;
}
protected:
//* returns data associated to widget
DataMap<WidgetStateData>::Value data( const QObject*, AnimationMode );
//* returns data map associated to animation mode
DataMap<WidgetStateData>& dataMap( AnimationMode );
private:
//* maps
DataMap<WidgetStateData> _hoverData;
DataMap<WidgetStateData> _focusData;
DataMap<WidgetStateData> _enableData;
DataMap<WidgetStateData> _pressedData;
};
}
#endif