MuseScore/libmscore/page.h

172 lines
6.5 KiB
C++

//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2002-2011 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
// as published by the Free Software Foundation and appearing in
// the file LICENCE.GPL
//=============================================================================
#ifndef __PAGE_H__
#define __PAGE_H__
#include "config.h"
#include "element.h"
#include "bsp.h"
class System;
class Text;
class Measure;
class Xml;
class Score;
class MeasureBase;
//---------------------------------------------------------
// PaperSize
//---------------------------------------------------------
struct PaperSize {
const char* name;
qreal w, h; // size in inch
PaperSize(const char* n, qreal wi, qreal hi)
: name(n), w(wi), h(hi) {}
};
extern const PaperSize* getPaperSize(const QString&);
extern const PaperSize* getPaperSize(const qreal wi, const qreal hi);
//---------------------------------------------------------
// @@ PageFormat
// @P size QSizeF paper size in inch
// @P printableWidth qreal
// @P evenLeftMargin qreal
// @P oddLeftMargin qreal
// @P eventTopMargin qreal
// @P oddTopMargin qreal
// @P evenBottomMargin qreal
// @P oddBottomMargin qreal
// @P twosided bool
//---------------------------------------------------------
class PageFormat : public QObject {
Q_OBJECT
Q_PROPERTY(QSizeF size READ size WRITE setSize)
Q_PROPERTY(qreal printableWidth READ printableWidth WRITE setPrintableWidth )
Q_PROPERTY(qreal evenLeftMargin READ evenLeftMargin WRITE setEvenLeftMargin )
Q_PROPERTY(qreal oddLeftMargin READ oddLeftMargin WRITE setOddLeftMargin )
Q_PROPERTY(qreal evenTopMargin READ evenTopMargin WRITE setEvenTopMargin )
Q_PROPERTY(qreal oddTopMargin READ oddTopMargin WRITE setOddTopMargin )
Q_PROPERTY(qreal evenBottomMargin READ evenBottomMargin WRITE setEvenBottomMargin)
Q_PROPERTY(qreal oddBottomMargin READ oddBottomMargin WRITE setOddBottomMargin )
Q_PROPERTY(bool twosided READ twosided WRITE setTwosided )
QSizeF _size;
qreal _printableWidth; // _width - left margin - right margin
qreal _evenLeftMargin; // values in inch
qreal _oddLeftMargin;
qreal _evenTopMargin;
qreal _evenBottomMargin;
qreal _oddTopMargin;
qreal _oddBottomMargin;
bool _twosided;
public:
PageFormat();
const QSizeF& size() const { return _size; } // size in inch
qreal width() const { return _size.width(); }
qreal height() const { return _size.height(); }
void setSize(const QSizeF& s) { _size = s; }
void copy(const PageFormat&);
QString name() const;
void read(XmlReader&);
void write(Xml&) const;
qreal evenLeftMargin() const { return _evenLeftMargin; }
qreal oddLeftMargin() const { return _oddLeftMargin; }
qreal evenTopMargin() const { return _evenTopMargin; }
qreal evenBottomMargin() const { return _evenBottomMargin; }
qreal oddTopMargin() const { return _oddTopMargin; }
qreal oddBottomMargin() const { return _oddBottomMargin; }
qreal printableWidth() const { return _printableWidth; }
void setEvenLeftMargin(qreal val) { _evenLeftMargin = val; }
void setOddLeftMargin(qreal val) { _oddLeftMargin = val; }
void setEvenTopMargin(qreal val) { _evenTopMargin = val; }
void setEvenBottomMargin(qreal val) { _evenBottomMargin = val; }
void setOddTopMargin(qreal val) { _oddTopMargin = val; }
void setOddBottomMargin(qreal val) { _oddBottomMargin = val; }
void setPrintableWidth(qreal val) { _printableWidth = val; }
bool twosided() const { return _twosided; }
void setTwosided(bool val) { _twosided = val; }
// convenience functions
qreal evenRightMargin() const { return _size.width() - _printableWidth - _evenLeftMargin; }
qreal oddRightMargin() const { return _size.width() - _printableWidth - _oddLeftMargin; }
const PaperSize* paperSize() const { return getPaperSize(_size.width(), _size.height()); }
void setSize(const PaperSize* size);
};
//---------------------------------------------------------
// @@ Page
// @P pagenumber int (read only)
//---------------------------------------------------------
class Page : public Element {
Q_OBJECT
Q_PROPERTY(int pagenumber READ no)
QList<System*> _systems;
int _no; // page number
#ifdef USE_BSP
BspTree bspTree;
void doRebuildBspTree();
#endif
bool bspTreeValid;
QString replaceTextMacros(const QString&) const;
void drawStyledHeaderFooter(QPainter*, int area, const QPointF&, const QString&) const;
public:
Page(Score*);
~Page();
virtual Page* clone() const { return new Page(*this); }
virtual ElementType type() const { return PAGE; }
const QList<System*>* systems() const { return &_systems; }
QList<System*>* systems() { return &_systems; }
virtual void layout();
virtual void write(Xml&) const;
virtual void read(XmlReader&);
void appendSystem(System* s);
int no() const { return _no; }
void setNo(int n);
bool isOdd() const;
qreal tm() const; // margins in pixel
qreal bm() const;
qreal lm() const;
qreal rm() const;
virtual void draw(QPainter*) const;
virtual void scanElements(void* data, void (*func)(void*, Element*), bool all=true);
QList<Element*> items(const QRectF& r);
QList<Element*> items(const QPointF& p);
void rebuildBspTree() { bspTreeValid = false; }
QPointF pagePos() const { return QPointF(); } ///< position in page coordinates
QList<System*> searchSystem(const QPointF& pos) const;
Measure* searchMeasure(const QPointF& p) const;
MeasureBase* pos2measure(const QPointF&, int* staffIdx, int* pitch,
Segment**, QPointF* offset) const;
QList<const Element*> elements(); ///< list of visible elements
};
extern const PaperSize paperSizes[];
#endif