99 lines
2.6 KiB
C++
99 lines
2.6 KiB
C++
/*
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* Copyright 2012 Marco Martin <mart@kde.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef ICONITEM_H
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#define ICONITEM_H
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#include <QIcon>
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#include <QQuickPaintedItem>
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#include <QPixmap>
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#include <QVariant>
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class QPropertyAnimation;
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namespace Plasma {
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class Svg;
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}
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class IconItem : public QQuickPaintedItem
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{
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Q_OBJECT
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Q_PROPERTY(QVariant source READ source WRITE setSource NOTIFY sourceChanged)
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Q_PROPERTY(bool smooth READ smooth WRITE setSmooth NOTIFY smoothChanged)
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Q_PROPERTY(bool active READ isActive WRITE setActive NOTIFY activeChanged)
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Q_PROPERTY(bool valid READ isValid NOTIFY validChanged)
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public:
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IconItem(QQuickItem *parent=0);
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~IconItem();
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void setSource(const QVariant &source);
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QVariant source() const;
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bool isActive() const;
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void setActive(bool active);
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void setSmooth(const bool smooth);
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bool smooth() const;
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bool isValid() const;
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void paint(QPainter *painter);
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void geometryChanged(const QRectF &newGeometry,
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const QRectF &oldGeometry);
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Q_SIGNALS:
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void activeChanged();
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void sourceChanged();
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void smoothChanged();
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void validChanged();
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private Q_SLOTS:
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void loadPixmap();
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void animationFinished();
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void valueChanged(const QVariant &value);
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private:
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//all the ways we can set an source. Only one of them will be valid
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QIcon m_icon;
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Plasma::Svg *m_svgIcon;
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QPixmap m_pixmapIcon;
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QImage m_imageIcon;
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//this contains the raw variant it was passed
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QVariant m_source;
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QSizeF m_implicitSize;
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bool m_smooth;
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bool m_active;
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//This list contains at most 2 sources, when a pixmap transition is due,
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//a new pixmap is queued, the old one is removed when the animation finishes
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QList<QPixmap> m_iconPixmaps;
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//animation on pixmap change
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QPropertyAnimation *m_animation;
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qreal m_animValue;
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};
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#endif
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