File indexing completed on 2024-05-12 13:04:45

 /*
  * This file is part of the KDE project
  * SPDX-FileCopyrightText: 2013 Arjen Hiemstra <ahiemstra@heimr.nl>
  *
  * SPDX-License-Identifier: GPL-2.0-or-later
  */
 
 #ifndef CQCANVASCONTROLLERITEM_H
 #define CQCANVASCONTROLLERITEM_H
 
 #include <QDeclarativeItem>
 
 class CQCanvasControllerItem : public QDeclarativeItem
 {
     Q_OBJECT
     Q_PROPERTY(QDeclarativeItem* canvas READ canvas WRITE setCanvas NOTIFY canvasChanged)
     Q_PROPERTY(QDeclarativeItem* flickable READ flickable WRITE setFlickable NOTIFY flickableChanged)
     Q_PROPERTY(QSize documentSize READ documentSize NOTIFY documentSizeChanged)
     Q_PROPERTY(qreal zoom READ zoom WRITE setZoom NOTIFY zoomChanged)
     Q_PROPERTY(qreal minimumZoom READ minimumZoom WRITE setMinimumZoom NOTIFY minimumZoomChanged)
     Q_PROPERTY(qreal maximumZoom READ maximumZoom WRITE setMaximumZoom NOTIFY maximumZoomChanged)
 public:
     explicit CQCanvasControllerItem(QDeclarativeItem* parent = 0);
     ~CQCanvasControllerItem();
 
     void paint(QPainter* painter, const QStyleOptionGraphicsItem*, QWidget* );
 
     QDeclarativeItem* canvas() const;
     void setCanvas(QDeclarativeItem* canvas);
 
     QDeclarativeItem* flickable() const;
     void setFlickable(QDeclarativeItem* item);
 
     QSize documentSize() const;
 
     qreal zoom() const;
     void setZoom(qreal newZoom);
     /**
      * Zoom to fit page, but without changing the mode. This is used for
      * reader mode in Calligra Gemini.
      */
     Q_INVOKABLE void zoomToPage();
 
     qreal minimumZoom() const;
     void setMinimumZoom(qreal newZoom);
 
     qreal maximumZoom() const;
     void setMaximumZoom(qreal newZoom);
 
 public Q_SLOTS:
     void beginZoomGesture();
     void endZoomGesture();
 
     void zoomBy(qreal amount, const QPointF& center = QPointF());
 
     void fitToWidth(qreal width);
 
     void returnToBounds();
 
 Q_SIGNALS:
     void canvasChanged();
     void flickableChanged();
     void documentSizeChanged();
     void zoomChanged();
     void minimumZoomChanged();
     void maximumZoomChanged();
     void movingFastChanged();
 
 protected:
     virtual void geometryChanged(const QRectF& newGeometry, const QRectF& oldGeometry);
     virtual QVariant itemChange(GraphicsItemChange change, const QVariant& value);
 
 private Q_SLOTS:
     void updateDocumentSize(const QSize& size);
     void updateDocumentPosition(const QPoint& pos);
     void canvasControllerChanged();
 
 private:
     class Private;
     Private * const d;
 };
 
 #endif // CQCANVASCONTROLLERITEM_H