/*************************************************************************
* 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 . *
*************************************************************************/
#ifndef ADWAITA_SCROLLBAR_DATA_H
#define ADWAITA_SCROLLBAR_DATA_H
#include "adwaitawidgetstatedata.h"
#include "adwaitaqt_export.h"
#include <QStyle>
namespace Adwaita
{
//* scrollbar data
class ADWAITAQT_EXPORT ScrollBarData : public WidgetStateData
{
Q_OBJECT
Q_PROPERTY(qreal addLineOpacity READ addLineOpacity WRITE setAddLineOpacity)
Q_PROPERTY(qreal subLineOpacity READ subLineOpacity WRITE setSubLineOpacity)
Q_PROPERTY(qreal grooveOpacity READ grooveOpacity WRITE setGrooveOpacity)
public:
//* constructor
ScrollBarData(QObject *parent, QWidget *target, int);
//* destructor
virtual ~ScrollBarData()
{
}
//* event filter
virtual bool eventFilter(QObject *, QEvent *);
//* needed to avoid warning about virtual function being hidden
using WidgetStateData::animation;
using WidgetStateData::opacity;
//* return animation for a given subcontrol
virtual const Animation::Pointer &animation(QStyle::SubControl) const;
//* return default opacity for a given subcontrol
virtual qreal opacity(QStyle::SubControl) const;
//* return default opacity for a given subcontrol
virtual bool isHovered(QStyle::SubControl control) const
{
switch (control) {
case QStyle::SC_ScrollBarAddLine:
return addLineArrowHovered();
case QStyle::SC_ScrollBarSubLine:
return subLineArrowHovered();
case QStyle::SC_ScrollBarGroove:
return grooveHovered();
default:
return false;
}
}
//* subControlRect
virtual QRect subControlRect(QStyle::SubControl control) const
{
switch (control) {
case QStyle::SC_ScrollBarAddLine:
return _addLineData._rect;
case QStyle::SC_ScrollBarSubLine:
return _subLineData._rect;
default:
return QRect();
}
}
//* subcontrol rect
virtual void setSubControlRect(QStyle::SubControl control, const QRect &rect)
{
switch (control) {
case QStyle::SC_ScrollBarAddLine:
_addLineData._rect = rect;
break;
case QStyle::SC_ScrollBarSubLine:
_subLineData._rect = rect;
break;
default:
break;
}
}
//* duration
virtual void setDuration(int duration)
{
WidgetStateData::setDuration(duration);
addLineAnimation().data()->setDuration(duration);
subLineAnimation().data()->setDuration(duration);
grooveAnimation().data()->setDuration(duration);
}
//* addLine opacity
virtual void setAddLineOpacity(qreal value)
{
value = digitize(value);
if (_addLineData._opacity == value) {
return;
}
_addLineData._opacity = value;
setDirty();
}
//* addLine opacity
virtual qreal addLineOpacity() const
{
return _addLineData._opacity;
}
//* subLine opacity
virtual void setSubLineOpacity(qreal value)
{
value = digitize(value);
if (_subLineData._opacity == value) {
return;
}
_subLineData._opacity = value;
setDirty();
}
//* subLine opacity
virtual qreal subLineOpacity() const
{
return _subLineData._opacity;
}
//* groove opacity
virtual void setGrooveOpacity(qreal value)
{
value = digitize(value);
if (_grooveData._opacity == value) {
return;
}
_grooveData._opacity = value;
setDirty();
}
//* groove opacity
virtual qreal grooveOpacity() const
{
return _grooveData._opacity;
}
//* mouse position
QPoint position() const
{
return _position;
}
protected Q_SLOTS:
//* clear addLineRect
void clearAddLineRect()
{
if (addLineAnimation().data()->direction() == Animation::Backward) {
_addLineData._rect = QRect();
}
}
//* clear subLineRect
void clearSubLineRect()
{
if (subLineAnimation().data()->direction() == Animation::Backward) {
_subLineData._rect = QRect();
}
}
protected:
//* hoverMoveEvent
virtual void hoverMoveEvent(QObject *, QEvent *);
//* hoverMoveEvent
virtual void hoverLeaveEvent(QObject *, QEvent *);
//*@name hover flags
//@{
virtual bool addLineArrowHovered() const
{
return _addLineData._hovered;
}
virtual void setAddLineArrowHovered(bool value)
{
_addLineData._hovered = value;
}
virtual bool subLineArrowHovered() const
{
return _subLineData._hovered;
}
virtual void setSubLineArrowHovered(bool value)
{
_subLineData._hovered = value;
}
virtual bool grooveHovered() const
{
return _grooveData._hovered;
}
virtual void setGrooveHovered(bool value)
{
_grooveData._hovered = value;
}
//@}
//* update add line arrow
virtual void updateAddLineArrow(QStyle::SubControl);
//* update sub line arrow
virtual void updateSubLineArrow(QStyle::SubControl);
//*@name timelines
//@{
virtual const Animation::Pointer &addLineAnimation() const
{
return _addLineData._animation;
}
virtual const Animation::Pointer &subLineAnimation() const
{
return _subLineData._animation;
}
virtual const Animation::Pointer &grooveAnimation() const
{
return _grooveData._animation;
}
private:
//* stores sub control data
class Data
{
public:
//* constructor
Data()
: _hovered(false)
, _opacity(AnimationData::OpacityInvalid)
{
}
//* true if hovered
bool _hovered;
//* animation
Animation::Pointer _animation;
//* opacity
qreal _opacity;
//* rect
QRect _rect;
};
//* add line data (down arrow)
Data _addLineData;
//* subtract line data (up arrow)
Data _subLineData;
//* groove data
Data _grooveData;
//* mouse position
QPoint _position;
};
} // namespace Adwaita
#endif // ADWAITA_SCROLLBAR_DATA_H