2015-12-22 18:42:17 +01:00

120 lines
3.2 KiB
C++

/*
* Copyright 2012 Marco Martin <mart@kde.org>
* Copyright 2014 David Edmundson <davidedmudnson@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2, 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 Library 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 ICONITEM_H
#define ICONITEM_H
#include <QIcon>
#include <QQuickItem>
#include <QPixmap>
#include <QVariant>
#include <QTimer>
#include <plasma/svg.h>
class QPropertyAnimation;
/**
* @class IconItem
* @short Displays an icon, either from the standard QIcon system or where applicable from the theme SVG files
*/
class IconItem : public QQuickItem
{
Q_OBJECT
Q_PROPERTY(QVariant source READ source WRITE setSource NOTIFY sourceChanged)
Q_PROPERTY(Plasma::Theme::ColorGroup colorGroup READ colorGroup WRITE setColorGroup NOTIFY colorGroupChanged)
Q_PROPERTY(bool smooth READ smooth WRITE setSmooth NOTIFY smoothChanged)
Q_PROPERTY(bool active READ isActive WRITE setActive NOTIFY activeChanged)
Q_PROPERTY(bool valid READ isValid NOTIFY validChanged)
public:
IconItem(QQuickItem *parent = 0);
~IconItem();
void setSource(const QVariant &source);
QVariant source() const;
void setColorGroup(Plasma::Theme::ColorGroup group);
Plasma::Theme::ColorGroup colorGroup() const;
bool isActive() const;
void setActive(bool active);
void setSmooth(const bool smooth);
bool smooth() const;
bool isValid() const;
void updatePolish() Q_DECL_OVERRIDE;
QSGNode* updatePaintNode(QSGNode * oldNode, UpdatePaintNodeData * updatePaintNodeData) Q_DECL_OVERRIDE;
void geometryChanged(const QRectF &newGeometry,
const QRectF &oldGeometry) Q_DECL_OVERRIDE;
void componentComplete() Q_DECL_OVERRIDE;
Q_SIGNALS:
void activeChanged();
void sourceChanged();
void smoothChanged();
void validChanged();
void colorGroupChanged();
private Q_SLOTS:
void schedulePixmapUpdate();
void animationFinished();
void valueChanged(const QVariant &value);
private:
void loadPixmap();
//all the ways we can set an source. Only one of them will be valid
QIcon m_icon;
Plasma::Svg *m_svgIcon;
QPixmap m_pixmapIcon;
QImage m_imageIcon;
//this contains the raw variant it was passed
QVariant m_source;
QSizeF m_implicitSize;
bool m_smooth;
bool m_active;
bool m_textureChanged;
bool m_sizeChanged;
bool m_svgFromIconLoader;
QPixmap m_iconPixmap;
QPixmap m_oldIconPixmap;
Plasma::Theme::ColorGroup m_colorGroup;
//animation on pixmap change
QPropertyAnimation *m_animation;
qreal m_animValue;
};
#endif