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//=============================================================================
// MusE Reader
// Linux Music Score Reader
//
// Copyright (C) 2010 Werner Schweer
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2.
//
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//=============================================================================
#ifndef __SCAN_VIEW_H__
#define __SCAN_VIEW_H__
namespace Ms {
class Omr;
class Page;
class ScoreView;
class OmrPage;
//---------------------------------------------------------
// Tile
//---------------------------------------------------------
struct Tile {
int no;
QRect r;
QPixmap pm;
OmrPage* page;
int pageNo;
Tile();
};
static const int TILE_H = 512;
static const int TILE_W = 512;
//---------------------------------------------------------
// OmrView
//---------------------------------------------------------
class OmrView : public QWidget {
Q_OBJECT
Omr* _omr;
ScoreView* _scoreView;
int maxTiles;
QList<Tile*> usedTiles;
QStack<Tile*> freeTiles;
QPoint startDrag;
QTransform _matrix;
int xoff, yoff;
int pageWidth;
bool _fotoMode;
QRectF _foto;
bool _showLines;
bool _showBarlines;
bool _showSlices;
bool _showStaves;
void zoom(int step, const QPoint& pos);
virtual void mousePressEvent(QMouseEvent*);
virtual void mouseMoveEvent(QMouseEvent*);
virtual void wheelEvent(QWheelEvent*);
virtual void paintEvent(QPaintEvent*);
virtual void contextMenuEvent(QContextMenuEvent*);
qreal mag() const { return _matrix.m11(); }
void setMag(double mag);
void initTile(Tile* t);
public slots:
void setScale(double);
void setOffset(double, double);
signals:
void pageNumberChanged(int);
void xPosChanged(int);
void yPosChanged(int);
public:
OmrView(ScoreView*, QWidget* parent = 0);
void setOmr(Omr*);
Omr* omr() const { return _omr; }
bool fotoMode() const { return _fotoMode; }
void setFotoMode(bool val) { _fotoMode = val; }
void setShowLines(bool val) { _showLines = val; }
bool showLines() const { return _showLines; }
bool showBarlines() const { return _showBarlines; }
bool showSlices() const { return _showSlices; }
bool showStaves() const { return _showStaves; }
void setShowBarlines(bool val);
void setShowSlices(bool val);
void setShowStaves(bool val);
};
}
#endif
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