File indexing completed on 2024-05-19 05:35:22

 #ifndef oxygenwidgetstateengine_h
 #define oxygenwidgetstateengine_h
 
 //////////////////////////////////////////////////////////////////////////////
 // oxygenwidgetstateengine.h
 // stores event filters and maps widgets to animations
 // -------------------
 //
 // SPDX-FileCopyrightText: 2009 Hugo Pereira Da Costa <hugo.pereira@free.fr>
 //
 // SPDX-License-Identifier: MIT
 //////////////////////////////////////////////////////////////////////////////
 
 #include "oxygen.h"
 #include "oxygenbaseengine.h"
 #include "oxygendatamap.h"
 #include "oxygenwidgetstatedata.h"
 
 namespace Oxygen
 {
 //* used for simple widgets
 class WidgetStateEngine : public BaseEngine
 {
     Q_OBJECT
 
 public:
     //* constructor
     explicit WidgetStateEngine(QObject *parent)
         : BaseEngine(parent)
     {
     }
 
     //* register widget
     bool registerWidget(QWidget *, AnimationModes);
 
     //* returns registered widgets
     WidgetList registeredWidgets(AnimationModes) const;
 
     using BaseEngine::registeredWidgets;
 
     //* true if widget hover state is changed
     bool updateState(const QObject *, AnimationMode, bool);
 
     //* true if widget is animated
     bool isAnimated(const QObject *, AnimationMode);
 
     //* animation opacity
     qreal opacity(const QObject *object, AnimationMode mode)
     {
         return isAnimated(object, mode) ? data(object, mode).data()->opacity() : AnimationData::OpacityInvalid;
     }
 
     //* animation mode
     /** precedence on focus */
     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 */
     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 */
     AnimationMode buttonAnimationMode(const QObject *object)
     {
         if (isAnimated(object, AnimationEnable))
             return AnimationEnable;
         else if (isAnimated(object, AnimationHover))
             return AnimationHover;
         else if (isAnimated(object, AnimationFocus))
             return AnimationFocus;
         else
             return AnimationNone;
     }
 
     //* animation opacity
     /** precedence on mouseOver */
     qreal buttonOpacity(const QObject *object)
     {
         if (isAnimated(object, AnimationEnable))
             return data(object, AnimationEnable).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
     void setEnabled(bool value) override
     {
         BaseEngine::setEnabled(value);
         _hoverData.setEnabled(value);
         _focusData.setEnabled(value);
         _enableData.setEnabled(value);
     }
 
     //* duration
     void setDuration(int value) override
     {
         BaseEngine::setDuration(value);
         _hoverData.setDuration(value);
         _focusData.setDuration(value);
         _enableData.setDuration(value);
     }
 
 public Q_SLOTS:
 
     //* remove widget from map
     bool unregisterWidget(QObject *object) override
     {
         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;
         return found;
     }
 
 private:
     //* returns data associated to widget
     DataMap<WidgetStateData>::Value data(const QObject *, AnimationMode);
 
     //* maps
     DataMap<WidgetStateData> _hoverData;
     DataMap<WidgetStateData> _focusData;
     DataMap<WidgetStateData> _enableData;
 };
 }
 
 #endif