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/***************************************************************************
* Copyright (C) 1999-2006 by Éric Bischoff <ebischoff@nerim.net> *
* Copyright (C) 2007 by Albert Astals Cid <aacid@kde.org> *
* *
* 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. *
***************************************************************************/
/* Play ground widget */
#ifndef _PLAYGROUND_H_
#define _PLAYGROUND_H_
#include <QGraphicsView>
#include <QMap>
#include <QSvgRenderer>
#include <QUndoGroup>
class KActionCollection;
class Action;
class ToDraw;
class TopLevel;
class QGraphicsSvgItem;
class PlayGround : public QGraphicsView
{
Q_OBJECT
public:
PlayGround(TopLevel *parent);
~PlayGround();
enum LoadError { NoError, OldFileVersionError, OtherError };
void reset();
LoadError loadFrom(const QString &name);
bool saveAs(const QString &name);
bool printPicture(QPrinter &printer);
QPixmap getPicture();
void connectRedoAction(QAction *action);
void connectUndoAction(QAction *action);
void registerPlayGrounds();
bool loadPlayGround(const QString &gameboardFile);
QString currentGameboard() const;
bool isAspectRatioLocked() const;
public Q_SLOTS:
void lockAspectRatio(bool lock);
protected:
void mousePressEvent(QMouseEvent *event);
void resizeEvent(QResizeEvent *event);
private:
QRectF backgroundRect() const;
bool insideBackground(const QSizeF &size, const QPointF &pos) const;
void placeDraggedItem(const QPoint &pos);
void placeNewItem(const QPoint &pos);
void playGroundPixmap(const QString &playgroundName, QPixmap &pixmap);
void recenterView();
QString m_gameboardFile; // the file the board
QMap<QString, QString> m_objectsNameSound; // map between element name and sound
QMap<QString, double> m_objectsNameRatio; // map between element name and scaling ratio
QUndoStack *m_undoStack; // the command stack
TopLevel *m_topLevel; // Top-level window
QString m_pickedElement; // the SVG element the cursor is
ToDraw *m_dragItem; // the item we are dragging
QGraphicsScene *m_scene; // the graphicsScene
QSvgRenderer m_SvgRenderer; // the SVG renderer
int m_nextZValue; // the next Z value to use
bool m_lockAspect; // whether we are locking aspect ratio
QMap <QString, QGraphicsScene *> m_sceneCache;
QMap <QString, QUndoStack *> m_undoCache; // caches the items of each playground
QUndoGroup m_undoGroup;
};
#endif
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