523 lines
17 KiB
C++
523 lines
17 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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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 "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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namespace Ms {
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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, ElementFlag::NOT_SELECTABLE), _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<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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QList<Element*> el = bspTree.items(r);
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return el;
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#else
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Q_UNUSED(r)
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return QList<Element*>();
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#endif
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}
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QList<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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Q_UNUSED(p)
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return QList<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.push_back(s);
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}
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//---------------------------------------------------------
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// draw
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// bounding rectangle 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() != LayoutMode::PAGE)
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return;
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//
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// draw header/footer
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//
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int n = no() + 1 + score()->pageNumberOffset();
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painter->setPen(curColor());
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QString s1, s2, s3;
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if (score()->styleB(Sid::showHeader) && (no() || score()->styleB(Sid::headerFirstPage))) {
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bool odd = (n & 1) || !score()->styleB(Sid::headerOddEven);
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if (odd) {
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s1 = score()->styleSt(Sid::oddHeaderL);
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s2 = score()->styleSt(Sid::oddHeaderC);
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s3 = score()->styleSt(Sid::oddHeaderR);
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}
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else {
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s1 = score()->styleSt(Sid::evenHeaderL);
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s2 = score()->styleSt(Sid::evenHeaderC);
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s3 = score()->styleSt(Sid::evenHeaderR);
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}
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drawHeaderFooter(painter, 0, s1);
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drawHeaderFooter(painter, 1, s2);
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drawHeaderFooter(painter, 2, s3);
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}
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if (score()->styleB(Sid::showFooter) && (no() || score()->styleB(Sid::footerFirstPage))) {
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bool odd = (n & 1) || !score()->styleB(Sid::footerOddEven);
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if (odd) {
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s1 = score()->styleSt(Sid::oddFooterL);
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s2 = score()->styleSt(Sid::oddFooterC);
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s3 = score()->styleSt(Sid::oddFooterR);
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}
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else {
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s1 = score()->styleSt(Sid::evenFooterL);
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s2 = score()->styleSt(Sid::evenFooterC);
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s3 = score()->styleSt(Sid::evenFooterR);
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}
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drawHeaderFooter(painter, 3, s1);
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drawHeaderFooter(painter, 4, s2);
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drawHeaderFooter(painter, 5, s3);
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}
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}
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//---------------------------------------------------------
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// drawHeaderFooter
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//---------------------------------------------------------
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void Page::drawHeaderFooter(QPainter* p, int area, 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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Text* text;
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if (area < MAX_HEADERS) {
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text = score()->headerText(area);
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if (!text) {
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text = new Text(score(), Tid::HEADER);
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text->setFlag(ElementFlag::MOVABLE, false);
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text->setFlag(ElementFlag::GENERATED, true); // set to disable editing
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text->setLayoutToParentWidth(true);
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score()->setHeaderText(text, area);
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}
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}
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else {
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text = score()->footerText(area - MAX_HEADERS); // because they are 3 4 5
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if (!text) {
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text = new Text(score(), Tid::FOOTER);
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text->setFlag(ElementFlag::MOVABLE, false);
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text->setFlag(ElementFlag::GENERATED, true); // set to disable editing
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text->setLayoutToParentWidth(true);
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score()->setFooterText(text, area - MAX_HEADERS);
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}
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}
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text->setParent((Page*)this);
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Align flags = Align::LEFT;
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switch (area) {
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case 0: flags = Align::LEFT | Align::TOP; break;
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case 1: flags = Align::HCENTER | Align::TOP; break;
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case 2: flags = Align::RIGHT | Align::TOP; break;
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case 3: flags = Align::LEFT | Align::BOTTOM; break;
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case 4: flags = Align::HCENTER | Align::BOTTOM; break;
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case 5: flags = Align::RIGHT | Align::BOTTOM; break;
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}
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text->setAlign(flags);
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text->setXmlText(s);
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text->layout();
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p->translate(text->pos());
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text->draw(p);
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p->translate(-text->pos());
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text->setParent(0);
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}
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#if 0
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//---------------------------------------------------------
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// styleChanged
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//---------------------------------------------------------
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void Page::styleChanged()
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{
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Text* t = score()->headerText();
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if (t)
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t->styleChanged();
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t = score()->footerText();
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if (t)
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t->styleChanged();
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}
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#endif
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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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for (System* s :_systems) {
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for (MeasureBase* m : s->measures())
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m->scanElements(data, func, all);
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s->scanElements(data, func, all);
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}
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func(data, this);
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}
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#ifdef USE_BSP
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//---------------------------------------------------------
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// bspInsert
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//---------------------------------------------------------
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static void bspInsert(void* bspTree, Element* e)
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{
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((BspTree*) bspTree)->insert(e);
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}
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static void countElements(void* data, Element* /*e*/)
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{
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++(*(int*)data);
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}
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//---------------------------------------------------------
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// doRebuildBspTree
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//---------------------------------------------------------
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void Page::doRebuildBspTree()
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{
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int n = 0;
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scanElements(&n, countElements, false);
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QRectF r;
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if (score()->layoutMode() == LayoutMode::LINE) {
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qreal w = 0.0;
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qreal h = 0.0;
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if (!_systems.empty()) {
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h = _systems.front()->height();
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if (!_systems.front()->measures().empty()) {
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MeasureBase* mb = _systems.front()->measures().back();
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w = mb->x() + mb->width();
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}
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}
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r = QRectF(0.0, 0.0, w, h);
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}
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else
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r = abbox();
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bspTree.initialize(r, n);
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scanElements(&bspTree, &bspInsert, false);
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bspTreeValid = true;
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}
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#endif
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//---------------------------------------------------------
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// replaceTextMacros
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// (keep in sync with toolTipHeaderFooter in EditStyle::EditStyle())
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// $p - page number, except on first page
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// $P - page number, on all pages
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// $N - page number, if there is more than one
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// $n - number of pages
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// $i - part name, except on first page
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// $I - part name, on all pages
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// $f - file name
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// $F - file path+name
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// $d - current date
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// $D - creation date
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// $m - last modification time
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// $M - last modification date
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// $C - copyright, on first page only
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// $c - copyright, on all pages
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// $$ - the $ sign itself
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// $:tag: - any metadata tag
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//
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// tags already defined:
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// (see Score::init()))
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// copyright
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// creationDate
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// movementNumber
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// movementTitle
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// platform
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// source
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// workNumber
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// workTitle
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//---------------------------------------------------------
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QString Page::replaceTextMacros(const QString& s) const
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{
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QString d;
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for (int i = 0, n = s.size(); i < n; ++i) {
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QChar c = s[i];
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if (c == '$' && (i < (n-1))) {
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QChar nc = s[i+1];
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switch(nc.toLatin1()) {
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case 'p': // not on first page 1
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if (_no) // FALLTHROUGH
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case 'N': // on page 1 only if there are multiple pages
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if ( (score()->npages() + score()->pageNumberOffset()) > 1 ) // FALLTHROUGH
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case 'P': // on all pages
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{
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int no = _no + 1 + score()->pageNumberOffset();
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if (no > 0 )
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d += QString("%1").arg(no);
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}
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break;
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case 'n':
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d += QString("%1").arg(score()->npages() + score()->pageNumberOffset());
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break;
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case 'i': // not on first page
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if (_no) // FALLTHROUGH
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case 'I':
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d += score()->metaTag("partName").toHtmlEscaped();
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break;
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case 'f':
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d += masterScore()->fileInfo()->completeBaseName().toHtmlEscaped();
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break;
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case 'F':
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d += masterScore()->fileInfo()->absoluteFilePath().toHtmlEscaped();
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break;
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case 'd':
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d += QDate::currentDate().toString(Qt::DefaultLocaleShortDate);
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break;
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case 'D':
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{
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QString creationDate = score()->metaTag("creationDate");
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if (creationDate.isNull())
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d += masterScore()->fileInfo()->created().date().toString(Qt::DefaultLocaleShortDate);
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else
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d += QDate::fromString(creationDate, Qt::ISODate).toString(Qt::DefaultLocaleShortDate);
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}
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break;
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case 'm':
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if ( score()->dirty() )
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d += QTime::currentTime().toString(Qt::DefaultLocaleShortDate);
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else
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d += masterScore()->fileInfo()->lastModified().time().toString(Qt::DefaultLocaleShortDate);
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break;
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case 'M':
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if ( score()->dirty() )
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d += QDate::currentDate().toString(Qt::DefaultLocaleShortDate);
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else
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d += masterScore()->fileInfo()->lastModified().date().toString(Qt::DefaultLocaleShortDate);
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break;
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case 'C': // only on first page
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if (!_no) // FALLTHROUGH
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case 'c':
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d += score()->metaTag("copyright").toHtmlEscaped();
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break;
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case '$':
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d += '$';
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break;
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case ':':
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{
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QString tag;
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int k = i+2;
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for (; k < n; ++k) {
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if (s[k].toLatin1() == ':')
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break;
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tag += s[k];
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}
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if (k != n) { // found ':' ?
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d += score()->metaTag(tag).toHtmlEscaped();
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i = k-1;
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}
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}
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break;
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default:
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d += '$';
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d += nc;
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break;
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}
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++i;
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}
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else
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d += c;
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}
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return d;
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}
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//---------------------------------------------------------
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// isOdd
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//---------------------------------------------------------
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bool Page::isOdd() const
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{
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return (_no + 1 + score()->pageNumberOffset()) & 1;
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}
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//---------------------------------------------------------
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// write
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//---------------------------------------------------------
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void Page::write(XmlWriter& xml) const
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{
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xml.stag(this);
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foreach(System* system, _systems) {
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system->write(xml);
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}
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xml.etag();
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}
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//---------------------------------------------------------
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// read
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//---------------------------------------------------------
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void Page::read(XmlReader& e)
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{
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while (e.readNextStartElement()) {
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if (e.name() == "System") {
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System* system = new System(score());
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score()->systems().push_back(system);
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system->read(e);
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}
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else
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e.unknown();
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}
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}
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//---------------------------------------------------------
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// elements
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//---------------------------------------------------------
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QList<Element*> Page::elements()
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{
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QList<Element*> el;
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scanElements(&el, collectElements, false);
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return el;
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}
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//---------------------------------------------------------
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// tm
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//---------------------------------------------------------
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qreal Page::tm() const
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{
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return ((!score()->styleB(Sid::pageTwosided) || isOdd())
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? score()->styleD(Sid::pageOddTopMargin) : score()->styleD(Sid::pageEvenTopMargin)) * DPI;
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}
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//---------------------------------------------------------
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// bm
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//---------------------------------------------------------
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qreal Page::bm() const
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{
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return ((!score()->styleB(Sid::pageTwosided) || isOdd())
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? score()->styleD(Sid::pageOddBottomMargin) : score()->styleD(Sid::pageEvenBottomMargin)) * DPI;
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}
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//---------------------------------------------------------
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// lm
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//---------------------------------------------------------
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qreal Page::lm() const
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{
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return ((!score()->styleB(Sid::pageTwosided) || isOdd())
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? score()->styleD(Sid::pageOddLeftMargin) : score()->styleD(Sid::pageEvenLeftMargin)) * DPI;
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}
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//---------------------------------------------------------
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// rm
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//---------------------------------------------------------
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qreal Page::rm() const
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{
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return (score()->styleD(Sid::pageWidth) - score()->styleD(Sid::pagePrintableWidth)) * DPI - lm();
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}
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//---------------------------------------------------------
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// tbbox
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// calculates and returns smallest rectangle containing all (visible) page elements
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//---------------------------------------------------------
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QRectF Page::tbbox()
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{
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qreal x1 = width();
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qreal x2 = 0.0;
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qreal y1 = height();
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qreal y2 = 0.0;
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const QList<Element*> el = elements();
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for (Element* e : el) {
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if (e == this || !e->isPrintable())
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continue;
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QRectF ebbox = e->pageBoundingRect();
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if (ebbox.left() < x1)
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x1 = ebbox.left();
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if (ebbox.right() > x2)
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x2 = ebbox.right();
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if (ebbox.top() < y1)
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y1 = ebbox.top();
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if (ebbox.bottom() > y2)
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y2 = ebbox.bottom();
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}
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if (x1 < x2 && y1 < y2)
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return QRectF(x1, y1, x2 - x1, y2 - y1);
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else
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return abbox();
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}
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//---------------------------------------------------------
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// endTick
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//---------------------------------------------------------
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Fraction Page::endTick() const
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{
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return _systems.empty() ? Fraction(-1,1) : _systems.back()->measures().back()->endTick();
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}
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}
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