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/*
* Copyright (C) 2013 Open Education Foundation
*
* Copyright (C) 2010-2013 Groupement d'Intérêt Public pour
* l'Education Numérique en Afrique (GIP ENA)
*
* This file is part of OpenBoard.
*
* OpenBoard 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, version 3 of the License,
* with a specific linking exception for the OpenSSL project's
* "OpenSSL" library (or with modified versions of it that use the
* same license as the "OpenSSL" library).
*
* OpenBoard 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 General Public License
* along with OpenBoard. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef UBGRAPHICSCACHE_H
#define UBGRAPHICSCACHE_H
#include <QColor>
#include <QGraphicsSceneMouseEvent>
#include "domain/UBItem.h"
#include "core/UB.h"
typedef enum
{
eMaskShape_Circle,
eMaskShap_Rectangle
}eMaskShape;
class UBGraphicsCache : public QGraphicsRectItem, public UBItem
{
public:
static UBGraphicsCache* instance(UBGraphicsScene *scene);
~UBGraphicsCache();
enum { Type = UBGraphicsItemType::cacheItemType };
virtual int type() const{ return Type;}
virtual UBItem* deepCopy() const;
virtual void copyItemParameters(UBItem *copy) const;
QColor maskColor();
void setMaskColor(QColor color);
eMaskShape maskshape();
void setMaskShape(eMaskShape shape);
int shapeWidth();
void setShapeWidth(int width);
protected:
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
void mousePressEvent(QGraphicsSceneMouseEvent *event);
void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
private:
static QMap<UBGraphicsScene*, UBGraphicsCache*> sInstances;
QColor mMaskColor;
eMaskShape mMaskShape;
int mShapeWidth;
bool mDrawMask;
QPointF mShapePos;
int mOldShapeWidth;
QPointF mOldShapePos;
UBGraphicsScene* mScene;
UBGraphicsCache(UBGraphicsScene *scene);
void init();
QRectF updateRect(QPointF currentPoint);
};
#endif // UBGRAPHICSCACHE_H