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/* This file is part of the KDE project
Copyright (C) 2006-2007 Thorsten Zachmann <zachmann@kde.org>
This library 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 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef KOPACANVASBASE_H
#define KOPACANVASBASE_H
#include <KoCanvasBase.h>
#include "kopageapp_export.h"
class KoPAViewBase;
class KoPADocument;
class QRect;
class QPainter;
/// Widget that shows a KoPAPage
class KOPAGEAPP_EXPORT KoPACanvasBase : public KoCanvasBase
{
public:
explicit KoPACanvasBase( KoPADocument * doc );
~KoPACanvasBase() override;
/// set the viewbase on the canvas; this needs to be called before the canvas can be used.
void setView(KoPAViewBase *view);
/// Update the canvas
virtual void repaint() = 0;
/// Returns pointer to the KoPADocument
KoPADocument* document() const;
/// reimplemented method
void gridSize( qreal *horizontal, qreal *vertical ) const override;
/// reimplemented method
bool snapToGrid() const override;
/// reimplemented method
void addCommand( KUndo2Command *command ) override;
/// reimplemented method
KoShapeManager * shapeManager() const override;
KoShapeManager * masterShapeManager() const;
/// reimplemented from KoCanvasBase
KoGuidesData * guidesData() override;
KoToolProxy * toolProxy() const override;
KoViewConverter *viewConverter() const override;
KoUnit unit() const override;
/// XXX
void setDocumentOffset(const QPoint &offset);
/// XXX
const QPoint & documentOffset() const;
/// reimplemented in view coordinates
QPoint documentOrigin() const override;
/// Set the origin of the page inside the canvas in document coordinates
void setDocumentOrigin(const QPointF & origin);
KoPAViewBase* koPAView () const;
/// translate widget coordinates to view coordinates
QPoint widgetToView(const QPoint& p) const;
QRect widgetToView(const QRect& r) const;
QPoint viewToWidget(const QPoint& p) const;
QRect viewToWidget(const QRect& r) const;
/// Recalculates the size of the canvas (needed when zooming or changing pagelayout)
virtual void updateSize() = 0;
/// Show/hide page margins
void setShowPageMargins(bool state);
/// Returns true if page margins shall be shown
bool showPageMargins() const;
protected:
void paint(QPainter &painter, const QRectF &paintRect);
private:
class Private;
Private * const d;
};
#endif /* KOPACANVASBASE_H */
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