1016 lines
35 KiB
C++
1016 lines
35 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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// $Id: page.cpp 5637 2012-05-16 14:23:09Z wschweer $
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//
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// Copyright (C) 2002-2011 Werner Schweer
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2
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// as published by the Free Software Foundation and appearing in
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// the file LICENCE.GPL
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//=============================================================================
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#include "page.h"
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#include "score.h"
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#include "text.h"
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#include "xml.h"
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#include "measure.h"
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#include "style.h"
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#include "chord.h"
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#include "beam.h"
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#include "tuplet.h"
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#include "note.h"
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#include "barline.h"
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#include "slur.h"
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#include "hook.h"
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#include "lyrics.h"
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#include "bracket.h"
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#include "line.h"
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#include "staff.h"
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#include "system.h"
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#include "mscore.h"
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#include "segment.h"
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#define MM(x) ((x)/INCH)
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const PaperSize paperSizes[] = {
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PaperSize("A4", MM(210), MM(297)),
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PaperSize("B5", MM(176), MM(250)),
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PaperSize("Letter", 8.5, 11),
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PaperSize("Legal", 8.5, 14),
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PaperSize("Executive", 7.5, 10),
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PaperSize("A0", MM(841), MM(1189)),
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PaperSize("A1", MM(594), MM(841)),
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PaperSize("A2", MM(420), MM(594)),
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PaperSize("A3", MM(297), MM(420)),
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PaperSize("A5", MM(148), MM(210)),
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PaperSize("A6", MM(105), MM(148)),
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PaperSize("A7", MM(74), MM(105)),
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PaperSize("A8", MM(52), MM(74)),
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PaperSize("A9", MM(37), MM(52)),
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PaperSize("B0", MM(1000), MM(1414)),
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PaperSize("B1", MM(707), MM(1000)),
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PaperSize("B10", MM(31), MM(44)),
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PaperSize("B2", MM(500), MM(707)),
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PaperSize("B3", MM(353), MM(500)),
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PaperSize("B4", MM(250), MM(353)),
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PaperSize("B5", MM(125), MM(176)),
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PaperSize("B6", MM(88), MM(125)),
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PaperSize("B7", MM(62), MM(88)),
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PaperSize("B8", MM(44), MM(62)),
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PaperSize("B9", MM(163), MM(229)),
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PaperSize("Comm10E", MM(105), MM(241)),
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PaperSize("DLE", MM(110), MM(220)),
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PaperSize("Folio", MM(210), MM(330)),
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PaperSize("Ledger", MM(432), MM(279)),
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PaperSize("Tabloid", MM(279), MM(432)),
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PaperSize("Custom", MM(1), MM(1)),
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PaperSize(0, MM(1), MM(1)) // mark end of list
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};
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//---------------------------------------------------------
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// getPaperSize
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//---------------------------------------------------------
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const PaperSize* getPaperSize(const QString& name)
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{
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for (int i = 0;;++i) {
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if (paperSizes[i].name == 0)
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break;
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if (name == paperSizes[i].name)
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return &paperSizes[i];
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}
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qDebug("unknown paper size\n");
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return &paperSizes[0];
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}
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//---------------------------------------------------------
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// paperSizeSizeToIndex
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//---------------------------------------------------------
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static const qreal minSize = 0.1; // minimum paper size for sanity check
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static const qreal maxError = 0.01; // max allowed error when matching sizes
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static qreal sizeError(const qreal si, const qreal sref)
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{
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qreal relErr = (si - sref) / sref;
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return relErr > 0 ? relErr : -relErr;
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}
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//---------------------------------------------------------
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// getPaperSize
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//---------------------------------------------------------
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const PaperSize* getPaperSize(const qreal wi, const qreal hi)
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{
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if (wi < minSize || hi < minSize)
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return &paperSizes[0];
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for (int i = 0;;++i) {
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if (paperSizes[i].name == 0)
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break;
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if (sizeError(wi, paperSizes[i].w) < maxError
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&& sizeError(hi, paperSizes[i].h) < maxError)
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return &paperSizes[i];
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if (sizeError(wi, paperSizes[i].h) < maxError
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&& sizeError(hi, paperSizes[i].w) < maxError)
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return &paperSizes[i];
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}
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qDebug("unknown paper size for %f x %f\n", wi, hi);
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return &paperSizes[0];
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}
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//---------------------------------------------------------
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// Page
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//---------------------------------------------------------
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Page::Page(Score* s)
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: Element(s),
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_no(0)
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{
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bspTreeValid = false;
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}
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Page::~Page()
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{
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}
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//---------------------------------------------------------
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// items
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//---------------------------------------------------------
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QList<const Element*> Page::items(const QRectF& r)
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{
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#ifdef USE_BSP
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if (!bspTreeValid)
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doRebuildBspTree();
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return bspTree.items(r);
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#else
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return QList<const Element*>();
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#endif
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}
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QList<const Element*> Page::items(const QPointF& p)
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{
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#ifdef USE_BSP
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if (!bspTreeValid)
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doRebuildBspTree();
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return bspTree.items(p);
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#else
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return QList<const Element*>();
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#endif
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}
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//---------------------------------------------------------
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// appendSystem
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//---------------------------------------------------------
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void Page::appendSystem(System* s)
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{
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s->setParent(this);
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_systems.append(s);
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}
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//---------------------------------------------------------
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// setNo
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//---------------------------------------------------------
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void Page::setNo(int n)
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{
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_no = n;
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}
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//---------------------------------------------------------
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// layout
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//---------------------------------------------------------
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void Page::layout()
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{
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setbbox(QRectF(0.0, 0.0, score()->loWidth(), score()->loHeight()));
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}
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//---------------------------------------------------------
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// draw
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// bounding rectange fr is relative to page QPointF
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//---------------------------------------------------------
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void Page::draw(QPainter* painter) const
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{
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if (score()->layoutMode() != LayoutPage)
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return;
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extern QReadWriteLock docRenderLock;
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QWriteLocker locker(&docRenderLock);
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//
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// draw header/footer
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//
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QTextDocument d;
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d.setDocumentMargin(0.0);
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d.setUseDesignMetrics(true);
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int n = no() + 1 + _score->pageNumberOffset();
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d.setTextWidth(score()->loWidth() - lm() - rm());
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QPointF o1(lm(), tm());
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painter->translate(o1);
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painter->setPen(curColor());
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QString s1, s2, s3;
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if (_score->styleB(ST_showHeader) && (no() || _score->styleB(ST_headerFirstPage))) {
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TextStyle ts = score()->textStyle(TEXT_STYLE_HEADER);
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QPointF o(ts.offset(spatium()));
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bool odd = (n & 1) && _score->styleB(ST_headerOddEven);
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if (odd) {
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o.setX(-o.x());
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s1 = _score->styleSt(ST_oddHeaderL);
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s2 = _score->styleSt(ST_oddHeaderC);
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s3 = _score->styleSt(ST_oddHeaderR);
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}
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else {
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s1 = _score->styleSt(ST_evenHeaderL);
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s2 = _score->styleSt(ST_evenHeaderC);
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s3 = _score->styleSt(ST_evenHeaderR);
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}
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if (_score->styleB(ST_headerStyled)) {
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drawStyledHeaderFooter(painter, 0, o, s1);
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drawStyledHeaderFooter(painter, 1, o, s2);
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drawStyledHeaderFooter(painter, 2, o, s3);
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}
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else {
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d.setDefaultFont(ts.font(1.0));
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d.setTextWidth(_score->loWidth() - lm() - rm() - (2.0 * o.x()));
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QAbstractTextDocumentLayout::PaintContext c;
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c.cursorPosition = -1;
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c.palette.setColor(QPalette::Text, ts.foregroundColor());
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painter->translate(o);
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QString s = _score->styleSt(odd ? ST_oddHeaderL : ST_evenHeaderL);
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if (!s.isEmpty()) {
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d.setHtml(replaceTextMacros(s));
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d.documentLayout()->draw(painter, c);
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}
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s = replaceTextMacros(_score->styleSt(odd ? ST_oddHeaderC : ST_evenHeaderC));
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if (!s.isEmpty()) {
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d.setHtml(s);
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d.documentLayout()->draw(painter, c);
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}
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s = replaceTextMacros(_score->styleSt(odd ? ST_oddHeaderR : ST_evenHeaderR));
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if (!s.isEmpty()) {
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d.setHtml(s);
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d.documentLayout()->draw(painter, c);
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}
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painter->translate(-o);
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}
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}
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if (_score->styleB(ST_showFooter) && (no() || _score->styleB(ST_footerFirstPage))) {
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TextStyle ts = score()->textStyle(TEXT_STYLE_FOOTER);
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QPointF o(ts.offset(spatium()));
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bool odd = (n & 1) && _score->styleB(ST_footerOddEven);
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if (odd) {
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o.setX(-o.x());
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s1 = _score->styleSt(ST_oddFooterL);
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s2 = _score->styleSt(ST_oddFooterC);
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s3 = _score->styleSt(ST_oddFooterR);
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}
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else {
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s1 = _score->styleSt(ST_evenFooterL);
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s2 = _score->styleSt(ST_evenFooterC);
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s3 = _score->styleSt(ST_evenFooterR);
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}
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if (_score->styleB(ST_footerStyled)) {
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drawStyledHeaderFooter(painter, 3, o, s1);
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drawStyledHeaderFooter(painter, 4, o, s2);
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drawStyledHeaderFooter(painter, 5, o, s3);
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}
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else {
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qreal w = _score->loWidth() - lm() - rm() - (2.0 * o.x());
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o = QPointF(0.0, _score->loHeight() - (tm() + bm()));
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QAbstractTextDocumentLayout::PaintContext c;
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c.cursorPosition = -1;
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c.palette.setColor(QPalette::Text, ts.foregroundColor());
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painter->translate(o);
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qreal h1, h2, h3;
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QTextDocument d1, d2, d3;
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QFont f;
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if (!s1.isEmpty()) {
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d1.setDocumentMargin(0.0);
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d1.setUseDesignMetrics(true);
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s1 = replaceTextMacros(s1);
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d1.setTextWidth(w);
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d1.setHtml(s1);
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h1 = d1.documentLayout()->documentSize().height();
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}
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else
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h1 = 0.0;
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if (!s2.isEmpty()) {
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d2.setDocumentMargin(0.0);
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d2.setUseDesignMetrics(true);
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s2 = replaceTextMacros(s2);
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d2.setTextWidth(w);
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d2.setHtml(s2);
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h2 = d2.documentLayout()->documentSize().height();
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}
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else
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h2 = 0.0;
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if (!s3.isEmpty()) {
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d3.setDocumentMargin(0.0);
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d3.setUseDesignMetrics(true);
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s3 = replaceTextMacros(s3);
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d3.setTextWidth(w);
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d3.setHtml(s3);
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h3 = d3.documentLayout()->documentSize().height();
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}
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else
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h3 = 0.0;
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qreal h = qMax(h1, h2);
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h = qMax(h, h3);
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QPointF pos(0.0, -h);
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painter->translate(pos);
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if (!s1.isEmpty())
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d1.documentLayout()->draw(painter, c);
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if (!s2.isEmpty())
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d2.documentLayout()->draw(painter, c);
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if (!s3.isEmpty())
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d3.documentLayout()->draw(painter, c);
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painter->translate(-(o + pos));
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}
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}
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painter->translate(-o1);
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}
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//---------------------------------------------------------
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// drawStyledFooter
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//---------------------------------------------------------
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void Page::drawStyledHeaderFooter(QPainter* p, int area, const QPointF& pt,
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const QString& ss) const
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{
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QString s = replaceTextMacros(ss);
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if (s.isEmpty())
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return;
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TextStyle ts = score()->textStyle(TEXT_STYLE_FOOTER);
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p->setFont(ts.fontPx(spatium()));
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int flags = Qt::TextDontClip;
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switch(area) {
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case 0:
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flags |= Qt::AlignLeft | Qt::AlignTop;
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break;
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case 1:
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flags |= Qt::AlignHCenter | Qt::AlignTop;
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break;
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case 2:
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flags |= Qt::AlignRight | Qt::AlignTop;
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break;
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case 3:
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flags |= Qt::AlignLeft | Qt::AlignBottom;
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break;
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case 4:
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flags |= Qt::AlignHCenter | Qt::AlignBottom;
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break;
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case 5:
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flags |= Qt::AlignRight | Qt::AlignBottom;
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break;
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}
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QRectF r(pt.x(), pt.y(), width() - lm() - rm(), height() - tm() - bm());
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p->drawText(r, flags, s);
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}
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//---------------------------------------------------------
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// scanElements
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//---------------------------------------------------------
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void Page::scanElements(void* data, void (*func)(void*, Element*), bool all)
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{
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foreach(System* s, _systems)
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s->scanElements(data, func, all);
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func(data, this);
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}
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//---------------------------------------------------------
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// PageFormat
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//---------------------------------------------------------
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PageFormat::PageFormat()
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{
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_size = QSizeF(210.0/INCH, 297.0/INCH); // A4
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_evenLeftMargin = 10.0 / INCH;
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_oddLeftMargin = 10.0 / INCH;
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_printableWidth = _size.width() - 20.0 / INCH;
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_evenTopMargin = 10.0 / INCH;
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_evenBottomMargin = 20.0 / INCH;
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_oddTopMargin = 10.0 / INCH;
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_oddBottomMargin = 20.0 / INCH;
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_twosided = true;
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}
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//---------------------------------------------------------
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// copy
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//---------------------------------------------------------
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void PageFormat::copy(const PageFormat& p)
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{
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_size = p._size;
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_printableWidth = p._printableWidth;
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_evenLeftMargin = p._evenLeftMargin;
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_oddLeftMargin = p._oddLeftMargin;
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_evenTopMargin = p._evenTopMargin;
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_evenBottomMargin = p._evenBottomMargin;
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_oddTopMargin = p._oddTopMargin;
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_oddBottomMargin = p._oddBottomMargin;
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_twosided = p._twosided;
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}
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//---------------------------------------------------------
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// setSize
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//---------------------------------------------------------
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void PageFormat::setSize(const PaperSize* size)
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{
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_size = QSizeF(size->w, size->h);
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}
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//---------------------------------------------------------
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// name
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//---------------------------------------------------------
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QString PageFormat::name() const
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{
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return paperSize()->name;
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}
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//---------------------------------------------------------
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// read
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// <page-layout>
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// <page-height>
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// <page-width>
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// <pageFormat>A6</pageFormat>
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// <landscape>1</landscape>
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// <page-margins>
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// <left-margin>28.3465</left-margin>
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// <right-margin>28.3465</right-margin>
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// <top-margin>28.3465</top-margin>
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// <bottom-margin>56.6929</bottom-margin>
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// </page-margins>
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// </page-layout>
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//---------------------------------------------------------
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void PageFormat::read(const QDomElement& de)
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{
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qreal _oddRightMargin = 0.0;
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qreal _evenRightMargin = 0.0;
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bool landscape = false;
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QString type;
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for (QDomElement e = de.firstChildElement(); !e.isNull(); e = e.nextSiblingElement()) {
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const QString& tag(e.tagName());
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const QString& val(e.text());
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int i = val.toInt();
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if (tag == "pageFormat") // obsolete
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setSize(getPaperSize(val));
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else if (tag == "landscape") // obsolete
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landscape = i;
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else if (tag == "page-margins") {
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type = e.attribute("type","both");
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qreal lm = 0.0, rm = 0.0, tm = 0.0, bm = 0.0;
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for (QDomElement ee = e.firstChildElement(); !ee.isNull(); ee = ee.nextSiblingElement()) {
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const QString& tag(ee.tagName());
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qreal val = ee.text().toDouble() * 0.5 / PPI;
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if (tag == "left-margin")
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lm = val;
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else if (tag == "right-margin")
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rm = val;
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else if (tag == "top-margin")
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tm = val;
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else if (tag == "bottom-margin")
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bm = val;
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else
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domError(ee);
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}
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_twosided = type == "odd" || type == "even";
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if (type == "odd" || type == "both") {
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_oddLeftMargin = lm;
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_oddRightMargin = rm;
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_oddTopMargin = tm;
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_oddBottomMargin = bm;
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}
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if (type == "even" || type == "both") {
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_evenLeftMargin = lm;
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_evenRightMargin = rm;
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_evenTopMargin = tm;
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_evenBottomMargin = bm;
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}
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}
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else if (tag == "page-height")
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_size.rheight() = val.toDouble() * 0.5 / PPI;
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else if (tag == "page-width")
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_size.rwidth() = val.toDouble() * .5 / PPI;
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else if (tag == "page-offset") // obsolete, moved to Score
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; // score->setPageNumberOffset(val.toInt());
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else
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domError(e);
|
|
}
|
|
qreal w1 = _size.width() - _oddLeftMargin - _oddRightMargin;
|
|
qreal w2 = _size.width() - _evenLeftMargin - _evenRightMargin;
|
|
_printableWidth = qMax(w1, w2); // silently adjust right margins
|
|
if (landscape)
|
|
_size.transpose();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// read
|
|
// <page-layout>
|
|
// <page-height>
|
|
// <page-width>
|
|
// <page-margins>
|
|
// <left-margin>28.3465</left-margin>
|
|
// <right-margin>28.3465</right-margin>
|
|
// <top-margin>28.3465</top-margin>
|
|
// <bottom-margin>56.6929</bottom-margin>
|
|
// </page-margins>
|
|
// </page-layout>
|
|
//
|
|
// sizes are given in units of 1/10 spatium;
|
|
//---------------------------------------------------------
|
|
|
|
void PageFormat::readMusicXML(const QDomElement& de, qreal conversion)
|
|
{
|
|
qreal _oddRightMargin = 0.0;
|
|
qreal _evenRightMargin = 0.0;
|
|
for (QDomElement e = de.firstChildElement(); !e.isNull(); e = e.nextSiblingElement()) {
|
|
const QString& tag(e.tagName());
|
|
const QString& val(e.text());
|
|
if (tag == "page-margins") {
|
|
QString type = e.attribute("type","both");
|
|
qreal lm = 0.0, rm = 0.0, tm = 0.0, bm = 0.0;
|
|
for (QDomElement ee = e.firstChildElement(); !ee.isNull(); ee = ee.nextSiblingElement()) {
|
|
const QString& tag(ee.tagName());
|
|
qreal val = ee.text().toDouble() * conversion;
|
|
if (tag == "left-margin")
|
|
lm = val;
|
|
else if (tag == "right-margin")
|
|
rm = val;
|
|
else if (tag == "top-margin")
|
|
tm = val;
|
|
else if (tag == "bottom-margin")
|
|
bm = val;
|
|
else
|
|
domError(ee);
|
|
}
|
|
_twosided = type == "odd" || type == "even";
|
|
if (type == "odd" || type == "both") {
|
|
_oddLeftMargin = lm;
|
|
_oddRightMargin = rm;
|
|
_oddTopMargin = tm;
|
|
_oddBottomMargin = bm;
|
|
}
|
|
if (type == "even" || type == "both") {
|
|
_evenLeftMargin = lm;
|
|
_evenRightMargin = rm;
|
|
_evenTopMargin = tm;
|
|
_evenBottomMargin = bm;
|
|
}
|
|
}
|
|
else if (tag == "page-height")
|
|
_size.rheight() = val.toDouble() * conversion;
|
|
else if (tag == "page-width")
|
|
_size.rwidth() = val.toDouble() * conversion;
|
|
else
|
|
domError(e);
|
|
}
|
|
qreal w1 = _size.width() - _oddLeftMargin - _oddRightMargin;
|
|
qreal w2 = _size.width() - _evenLeftMargin - _evenRightMargin;
|
|
_printableWidth = qMax(w1, w2); // silently adjust right margins
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// write
|
|
//---------------------------------------------------------
|
|
|
|
void PageFormat::write(Xml& xml) const
|
|
{
|
|
xml.stag("page-layout");
|
|
|
|
// convert inch to 1/10 spatium units
|
|
// 20 - font design size in point
|
|
// SPATIUM = 20/4
|
|
// qreal t = 10 * PPI / (20 / 4);
|
|
qreal t = 2 * PPI;
|
|
|
|
xml.tag("page-height", _size.height() * t);
|
|
xml.tag("page-width", _size.width() * t);
|
|
|
|
const char* type = "both";
|
|
if (_twosided) {
|
|
type = "even";
|
|
xml.stag(QString("page-margins type=\"%1\"").arg(type));
|
|
xml.tag("left-margin", evenLeftMargin() * t);
|
|
xml.tag("right-margin", evenRightMargin() * t);
|
|
xml.tag("top-margin", evenTopMargin() * t);
|
|
xml.tag("bottom-margin", evenBottomMargin() * t);
|
|
xml.etag();
|
|
type = "odd";
|
|
}
|
|
xml.stag(QString("page-margins type=\"%1\"").arg(type));
|
|
xml.tag("left-margin", oddLeftMargin() * t);
|
|
xml.tag("right-margin", oddRightMargin() * t);
|
|
xml.tag("top-margin", oddTopMargin() * t);
|
|
xml.tag("bottom-margin", oddBottomMargin() * t);
|
|
xml.etag();
|
|
|
|
xml.etag();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// writeMusicXML
|
|
//---------------------------------------------------------
|
|
|
|
void PageFormat::writeMusicXML(Xml& xml, qreal conversion) const
|
|
{
|
|
xml.stag("page-layout");
|
|
|
|
//qreal t = 2 * PPI * 10 / 9;
|
|
|
|
xml.tag("page-height", _size.height() * conversion);
|
|
xml.tag("page-width", _size.width() * conversion);
|
|
QString type("both");
|
|
if (_twosided) {
|
|
type = "even";
|
|
xml.stag(QString("page-margins type=\"%1\"").arg(type));
|
|
xml.tag("left-margin", evenLeftMargin() * conversion);
|
|
xml.tag("right-margin", evenRightMargin() * conversion);
|
|
xml.tag("top-margin", evenTopMargin() * conversion);
|
|
xml.tag("bottom-margin", evenBottomMargin() * conversion);
|
|
xml.etag();
|
|
type = "odd";
|
|
}
|
|
xml.stag(QString("page-margins type=\"%1\"").arg(type));
|
|
xml.tag("left-margin", oddLeftMargin() * conversion);
|
|
xml.tag("right-margin", oddRightMargin() * conversion);
|
|
xml.tag("top-margin", oddTopMargin() * conversion);
|
|
xml.tag("bottom-margin", oddBottomMargin() * conversion);
|
|
xml.etag();
|
|
|
|
xml.etag();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// doRebuildBspTree
|
|
//---------------------------------------------------------
|
|
|
|
#ifdef USE_BSP
|
|
void Page::doRebuildBspTree()
|
|
{
|
|
QList<Element*> el;
|
|
foreach(System* s, _systems) {
|
|
foreach(MeasureBase* m, s->measures()) {
|
|
m->scanElements(&el, collectElements, false);
|
|
}
|
|
}
|
|
scanElements(&el, collectElements, false);
|
|
|
|
int n = el.size();
|
|
if (score()->layoutMode() == LayoutLine) {
|
|
qreal h = _systems.front()->height();
|
|
MeasureBase* mb = _systems.front()->measures().back();
|
|
qreal w = mb->x() + mb->width();
|
|
bspTree.initialize(QRectF(0.0, 0.0, w, h), n);
|
|
}
|
|
else
|
|
bspTree.initialize(abbox(), n);
|
|
for (int i = 0; i < n; ++i)
|
|
bspTree.insert(el.at(i));
|
|
}
|
|
#endif
|
|
|
|
//---------------------------------------------------------
|
|
// replaceTextMacros
|
|
// $p - page number
|
|
// $$ - $
|
|
// $n - number of pages
|
|
// $f - file name
|
|
// $F - file path+name
|
|
// $d - current date
|
|
// $D - creation date
|
|
// $:tag: - meta data tag
|
|
// already defined tags:
|
|
// movementNumber
|
|
// movementTitle
|
|
// workNumber
|
|
// workTitle
|
|
// source
|
|
// copyright
|
|
//---------------------------------------------------------
|
|
|
|
QString Page::replaceTextMacros(const QString& s) const
|
|
{
|
|
int pageno = no() + 1 + _score->pageNumberOffset();
|
|
QString d;
|
|
int n = s.size();
|
|
for (int i = 0; i < n; ++i) {
|
|
QChar c = s[i];
|
|
if (c == '$' && (i < (n-1))) {
|
|
QChar c = s[i+1];
|
|
switch(c.toAscii()) {
|
|
case 'p':
|
|
d += QString("%1").arg(pageno);
|
|
break;
|
|
case 'n':
|
|
d += QString("%1").arg(_score->pages().size());
|
|
break;
|
|
case 'f':
|
|
d += _score->name();
|
|
break;
|
|
case 'F':
|
|
d += _score->absoluteFilePath();
|
|
break;
|
|
case 'd':
|
|
d += QDate::currentDate().toString(Qt::DefaultLocaleShortDate);
|
|
break;
|
|
case 'D':
|
|
d += _score->creationDate().toString(Qt::DefaultLocaleShortDate);
|
|
break;
|
|
case '$':
|
|
d += '$';
|
|
break;
|
|
case ':':
|
|
{
|
|
QString tag;
|
|
int k = i+2;
|
|
for (; k < n; ++k) {
|
|
if (s[k].toAscii() == ':')
|
|
break;
|
|
tag += s[k];
|
|
}
|
|
if (k != n) { // found ':' ?
|
|
d += score()->metaTag(tag);
|
|
i = k-1;
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
d += '$';
|
|
d += c;
|
|
break;
|
|
}
|
|
++i;
|
|
}
|
|
else
|
|
d += c;
|
|
}
|
|
return d;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// isOdd
|
|
//---------------------------------------------------------
|
|
|
|
bool Page::isOdd() const
|
|
{
|
|
return (_no + 1 + score()->pageNumberOffset()) & 1;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// write
|
|
//---------------------------------------------------------
|
|
|
|
void Page::write(Xml& xml) const
|
|
{
|
|
xml.stag("Page");
|
|
QList<System*> _systems;
|
|
foreach(System* system, _systems) {
|
|
system->write(xml);
|
|
}
|
|
xml.etag();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// read
|
|
//---------------------------------------------------------
|
|
|
|
void Page::read(const QDomElement& de)
|
|
{
|
|
for (QDomElement e = de.firstChildElement(); !e.isNull(); e = e.nextSiblingElement()) {
|
|
if (e.tagName() == "System") {
|
|
System* system = new System(score());
|
|
score()->systems()->append(system);
|
|
system->read(e);
|
|
}
|
|
else
|
|
domError(e);
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// searchSystem
|
|
// return list of systems as there may be more than
|
|
// one system in a row
|
|
// p is in canvas coordinates
|
|
//---------------------------------------------------------
|
|
|
|
QList<System*> Page::searchSystem(const QPointF& pos) const
|
|
{
|
|
QList<System*> systems;
|
|
qreal y = pos.y(); // transform to page relative
|
|
qreal y2;
|
|
int n = _systems.size();
|
|
for (int i = 0; i < n; ++i) {
|
|
System* s = _systems.at(i);
|
|
System* ns = 0; // next system row
|
|
int ii = i + 1;
|
|
for (; ii < n; ++ii) {
|
|
ns = _systems.at(ii);
|
|
if (ns->y() != s->y())
|
|
break;
|
|
}
|
|
if ((ii == n) || (ns == 0))
|
|
y2 = height();
|
|
else {
|
|
qreal sy2 = s->y() + s->bbox().height();
|
|
y2 = sy2 + (ns->y() - sy2) * .5;
|
|
}
|
|
if (y < y2) {
|
|
systems.append(s);
|
|
for (int ii = i+1; ii < n; ++ii) {
|
|
if (_systems.at(ii)->y() != s->y())
|
|
break;
|
|
systems.append(_systems.at(ii));
|
|
}
|
|
return systems;
|
|
}
|
|
}
|
|
return systems;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// searchMeasure
|
|
// p is in canvas coordinates
|
|
//---------------------------------------------------------
|
|
|
|
Measure* Page::searchMeasure(const QPointF& p) const
|
|
{
|
|
QList<System*> systems = searchSystem(p);
|
|
if (systems.isEmpty())
|
|
return 0;
|
|
|
|
foreach(System* system, systems) {
|
|
qreal x = p.x() - system->pagePos().x();
|
|
foreach(MeasureBase* mb, system->measures()) {
|
|
if (mb->type() != MEASURE)
|
|
continue;
|
|
if (x < (mb->x() + mb->bbox().width()))
|
|
return static_cast<Measure*>(mb);
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// pos2measure
|
|
//---------------------------------------------------------
|
|
|
|
/**
|
|
Return measure for canvas relative position \a p.
|
|
*/
|
|
|
|
MeasureBase* Page::pos2measure(const QPointF& p, int* rst, int* pitch,
|
|
Segment** seg, QPointF* offset) const
|
|
{
|
|
Measure* m = searchMeasure(p);
|
|
if (m == 0)
|
|
return 0;
|
|
|
|
System* s = m->system();
|
|
qreal y = p.y() - s->canvasPos().y();
|
|
|
|
int i;
|
|
for (i = 0; i < score()->nstaves();) {
|
|
SysStaff* staff = s->staff(i);
|
|
if (!staff->show()) {
|
|
++i;
|
|
continue;
|
|
}
|
|
int ni = i;
|
|
for (;;) {
|
|
++ni;
|
|
if (ni == score()->nstaves() || s->staff(ni)->show())
|
|
break;
|
|
}
|
|
|
|
qreal sy2;
|
|
if (ni != score()->nstaves()) {
|
|
SysStaff* nstaff = s->staff(ni);
|
|
qreal s1y2 = staff->bbox().y() + staff->bbox().height();
|
|
sy2 = s1y2 + (nstaff->bbox().y() - s1y2)/2;
|
|
}
|
|
else
|
|
sy2 = s->page()->height() - s->pos().y(); // s->height();
|
|
if (y > sy2) {
|
|
i = ni;
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
|
|
// search for segment + offset
|
|
QPointF pppp = p - m->pagePos();
|
|
int track = i * VOICES;
|
|
|
|
SysStaff* sstaff = m->system()->staff(i);
|
|
for (Segment* segment = m->first(SegChordRest); segment; segment = segment->next(SegChordRest)) {
|
|
if ((segment->element(track) == 0)
|
|
&& (segment->element(track+1) == 0)
|
|
&& (segment->element(track+2) == 0)
|
|
&& (segment->element(track+3) == 0)
|
|
)
|
|
continue;
|
|
Segment* ns = segment->next();
|
|
for (; ns; ns = ns->next()) {
|
|
if (ns->subtype() != SegChordRest)
|
|
continue;
|
|
if (ns->element(track)
|
|
|| ns->element(track+1)
|
|
|| ns->element(track+2)
|
|
|| ns->element(track+3))
|
|
break;
|
|
}
|
|
if (!ns || (pppp.x() < (segment->x() + (ns->x() - segment->x())* .5))) {
|
|
*rst = i;
|
|
if (pitch) {
|
|
// Staff* s = score()->staff(i);
|
|
// int clef = s->clef(segment->tick());
|
|
//TODO *pitch = score()->y2pitch(pppp.y() - sstaff->bbox().y(), clef, s->spatium());
|
|
}
|
|
if (offset)
|
|
*offset = pppp - QPointF(segment->x(), sstaff->bbox().y());
|
|
if (seg)
|
|
*seg = segment;
|
|
return m;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// elements
|
|
//---------------------------------------------------------
|
|
|
|
QList<const Element*> Page::elements()
|
|
{
|
|
QList<const Element*> el;
|
|
foreach (System* s, _systems) {
|
|
foreach(MeasureBase* m, s->measures())
|
|
m->scanElements(&el, collectElements, false);
|
|
}
|
|
scanElements(&el, collectElements, false);
|
|
return el;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// tm
|
|
//---------------------------------------------------------
|
|
|
|
qreal Page::tm() const
|
|
{
|
|
const PageFormat* pf = _score->pageFormat();
|
|
return ((!pf->twosided() || isOdd()) ? pf->oddTopMargin() : pf->evenTopMargin()) * MScore::DPI;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// bm
|
|
//---------------------------------------------------------
|
|
|
|
qreal Page::bm() const
|
|
{
|
|
const PageFormat* pf = _score->pageFormat();
|
|
return ((!pf->twosided() || isOdd()) ? pf->oddBottomMargin() : pf->evenBottomMargin()) * MScore::DPI;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// lm
|
|
//---------------------------------------------------------
|
|
|
|
qreal Page::lm() const
|
|
{
|
|
const PageFormat* pf = _score->pageFormat();
|
|
return ((!pf->twosided() || isOdd()) ? pf->oddLeftMargin() : pf->evenLeftMargin()) * MScore::DPI;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// rm
|
|
//---------------------------------------------------------
|
|
|
|
qreal Page::rm() const
|
|
{
|
|
const PageFormat* pf = _score->pageFormat();
|
|
return ((!pf->twosided() || isOdd()) ? pf->oddRightMargin() : pf->evenRightMargin()) * MScore::DPI;
|
|
}
|