553 lines
18 KiB
C++
553 lines
18 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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// $Id: textline.cpp 5427 2012-03-07 12:41:34Z 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 "textline.h"
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#include "style.h"
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#include "system.h"
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#include "measure.h"
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#include "xml.h"
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#include "utils.h"
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#include "score.h"
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#include "sym.h"
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#include "text.h"
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#include "mscore.h"
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//---------------------------------------------------------
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// TextLineSegment
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//---------------------------------------------------------
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TextLineSegment::TextLineSegment(Score* s)
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: LineSegment(s)
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{
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_text = 0;
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}
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TextLineSegment::TextLineSegment(const TextLineSegment& seg)
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: LineSegment(seg)
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{
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_text = 0;
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layout(); // set right _text
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}
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//---------------------------------------------------------
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// setSelected
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//---------------------------------------------------------
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void TextLineSegment::setSelected(bool f)
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{
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Element::setSelected(f);
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if (_text) {
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if (subtype() == SEGMENT_SINGLE || subtype() == SEGMENT_BEGIN) {
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if (textLine()->beginText())
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_text->setSelected(f);
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}
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else if (textLine()->continueText())
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_text->setSelected(f);
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}
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}
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//---------------------------------------------------------
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// draw
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//---------------------------------------------------------
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void TextLineSegment::draw(QPainter* painter) const
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{
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TextLine* tl = textLine();
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qreal _spatium = spatium();
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qreal textlineLineWidth = tl->lineWidth().val() * _spatium;
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qreal textlineTextDistance = _spatium * .5;
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QPointF pp2(pos2());
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QColor color;
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bool normalColor = false;
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if (selected() && !(score() && score()->printing()))
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color = MScore::selectColor[0];
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else if (!visible())
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color = Qt::gray;
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else {
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color = curColor();
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normalColor = true;
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}
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qreal l = 0.0;
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int sym = subtype() == SEGMENT_MIDDLE ? tl->continueSymbol() : tl->beginSymbol();
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if (_text) {
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SpannerSegmentType st = subtype();
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if (
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((st == SEGMENT_SINGLE || st == SEGMENT_BEGIN) && (tl->beginTextPlace() == PLACE_LEFT))
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|| ((st == SEGMENT_MIDDLE || st == SEGMENT_END) && (tl->continueTextPlace() == PLACE_LEFT))
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) {
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QRectF bb(_text->bbox());
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l = _text->pos().x() + bb.width() + textlineTextDistance;
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}
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painter->translate(_text->pos());
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painter->setPen(normalColor ? _text->curColor() : color);
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_text->draw(painter);
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painter->translate(-_text->pos());
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}
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else if (sym != -1) {
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const QRectF& bb = symbols[score()->symIdx()][sym].bbox(magS());
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qreal h = bb.height() * .5;
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QPointF o = tl->beginSymbolOffset() * _spatium;
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painter->setPen(color);
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symbols[score()->symIdx()][sym].draw(painter, 1.0, QPointF(o.x(), h + o.y()));
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l = bb.width() + textlineTextDistance;
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}
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QPen pen(normalColor ? tl->lineColor() : color, textlineLineWidth);
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pen.setStyle(tl->lineStyle());
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painter->setPen(pen);
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if (subtype() == SEGMENT_SINGLE || subtype() == SEGMENT_END) {
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if (tl->endSymbol() != -1) {
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int sym = tl->endSymbol();
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const QRectF& bb = symbols[score()->symIdx()][sym].bbox(magS());
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qreal h = bb.height() * .5;
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QPointF o = tl->endSymbolOffset() * _spatium;
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pp2.setX(pp2.x() - bb.width() + textlineTextDistance);
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symbols[score()->symIdx()][sym].draw(painter, 1.0, QPointF(pp2.x() + textlineTextDistance + o.x(), h + o.y()));
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}
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}
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QPointF pp1(l, 0.0);
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if (tl->beginHook() && tl->beginHookType() == HOOK_45)
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pp1.rx() += fabs(tl->beginHookHeight().val() * _spatium * .4);
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if (tl->endHook() && tl->endHookType() == HOOK_45)
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pp2.rx() -= fabs(tl->endHookHeight().val() * _spatium * .4);
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painter->drawLine(QLineF(pp1.x(), pp1.y(), pp2.x(), pp2.y()));
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if (tl->beginHook()) {
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qreal hh = tl->beginHookHeight().val() * _spatium;
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if (subtype() == SEGMENT_SINGLE || subtype() == SEGMENT_BEGIN) {
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if (tl->beginHookType() == HOOK_45)
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painter->drawLine(QLineF(pp1.x(), pp1.y(), pp1.x() - fabs(hh * .4), pp1.y() + hh));
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else
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painter->drawLine(QLineF(pp1.x(), pp1.y(), pp1.x(), pp1.y() + hh));
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}
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}
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if (tl->endHook()) {
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qreal hh = tl->endHookHeight().val() * _spatium;
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if (subtype() == SEGMENT_SINGLE || subtype() == SEGMENT_END) {
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if (tl->endHookType() == HOOK_45)
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painter->drawLine(QLineF(pp2.x(), pp2.y(), pp2.x() + fabs(hh * .4), pp2.y() + hh));
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else
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painter->drawLine(QLineF(pp2.x(), pp2.y(), pp2.x(), pp2.y() + hh));
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}
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}
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}
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//---------------------------------------------------------
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// layout
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//---------------------------------------------------------
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void TextLineSegment::layout()
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{
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TextLine* tl = static_cast<TextLine*>(line());
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if (!tl->diagonal())
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_userOff2.setY(0);
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switch (subtype()) {
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case SEGMENT_SINGLE:
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case SEGMENT_BEGIN:
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if (tl->beginText()) {
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if (_text == 0) {
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_text = new Text(*tl->beginText());
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_text->setFlag(ELEMENT_MOVABLE, false);
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_text->setParent(this);
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}
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}
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else {
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delete _text;
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_text = 0;
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}
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break;
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case SEGMENT_MIDDLE:
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case SEGMENT_END:
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if (tl->continueText()) {
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if (_text == 0) {
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_text = new Text(*tl->continueText());
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_text->setFlag(ELEMENT_MOVABLE, false);
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_text->setParent(this);
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}
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}
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else {
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delete _text;
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_text = 0;
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}
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break;
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}
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if (_text)
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_text->layout();
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QPointF pp1;
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QPointF pp2(pos2());
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if (!_text && pp2.y() != 0) {
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setbbox(QRectF(pp1, pp2).normalized());
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return;
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}
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qreal y1 = point(-textLine()->lineWidth());
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qreal y2 = -y1;
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int sym = textLine()->beginSymbol();
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if (_text) {
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qreal h = _text->height();
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if (textLine()->beginTextPlace() == PLACE_ABOVE)
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y1 = -h;
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else if (textLine()->beginTextPlace() == PLACE_BELOW)
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y2 = h;
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else {
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y1 = -h * .5;
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y2 = h * .5;
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}
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}
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else if (sym != -1) {
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qreal hh = symbols[score()->symIdx()][sym].height(magS()) * .5;
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y1 = -hh;
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y2 = hh;
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}
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if (textLine()->endHook()) {
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qreal h = point(textLine()->endHookHeight());
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if (h > y2)
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y2 = h;
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else if (h < y1)
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y1 = h;
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}
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if (textLine()->beginHook()) {
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qreal h = point(textLine()->beginHookHeight());
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if (h > y2)
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y2 = h;
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else if (h < y1)
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y1 = h;
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}
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setbbox(QRectF(.0, y1, pp2.x(), y2 - y1));
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}
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//---------------------------------------------------------
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// clearText
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//---------------------------------------------------------
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void TextLineSegment::clearText()
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{
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delete _text;
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_text = 0;
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}
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//---------------------------------------------------------
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// TextLine
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//---------------------------------------------------------
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TextLine::TextLine(Score* s)
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: SLine(s)
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{
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_beginText = 0;
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_continueText = 0;
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_beginHookHeight = Spatium(1.5);
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_endHookHeight = Spatium(1.5);
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_beginHook = false;
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_endHook = false;
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_beginHookType = HOOK_90;
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_endHookType = HOOK_90;
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_lineWidth = Spatium(0.15);
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_lineStyle = Qt::SolidLine;
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_beginTextPlace = PLACE_LEFT;
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_continueTextPlace = PLACE_LEFT;
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_lineColor = Qt::black;
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_mxmlOff2 = 0;
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_beginSymbol = -1;
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_continueSymbol = -1;
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_endSymbol = -1;
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_sp = 0;
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}
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TextLine::TextLine(const TextLine& e)
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: SLine(e)
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{
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_lineWidth = e._lineWidth;
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_lineColor = e._lineColor;
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_lineStyle = e._lineStyle;
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_beginTextPlace = e._beginTextPlace;
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_continueTextPlace = e._continueTextPlace;
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_beginHook = e._beginHook;
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_endHook = e._endHook;
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_beginHookType = e._beginHookType;
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_endHookType = e._endHookType;
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_beginHookHeight = e._beginHookHeight;
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_endHookHeight = e._endHookHeight;
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_beginSymbol = e._beginSymbol;
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_continueSymbol = e._continueSymbol;
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_endSymbol = e._endSymbol;
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_beginSymbolOffset = e._beginSymbolOffset;
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_continueSymbolOffset = e._continueSymbolOffset;
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_endSymbolOffset = e._endSymbolOffset;
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_mxmlOff2 = e._mxmlOff2;
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_beginText = 0;
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_continueText = 0;
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if (e._beginText) {
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_beginText = e._beginText->clone(); // deep copy
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_beginText->setParent(this);
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}
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if (e._continueText) {
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_continueText = e._continueText->clone();
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_continueText->setParent(this);
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}
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_sp = 0;
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}
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//---------------------------------------------------------
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// setBeginText
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//---------------------------------------------------------
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void TextLine::setBeginText(const QString& s, const TextStyle& textStyle)
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{
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if (!_beginText) {
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_beginText = new Text(score());
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_beginText->setParent(this);
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}
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_beginText->setTextStyle(textStyle);
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_beginText->setText(s);
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}
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//---------------------------------------------------------
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// setContinueText
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//---------------------------------------------------------
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void TextLine::setContinueText(const QString& s, const TextStyle& textStyle)
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{
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if (!_continueText) {
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_continueText = new Text(score());
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_continueText->setParent(this);
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}
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_continueText->setTextStyle(textStyle);
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_continueText->setText(s);
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}
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//---------------------------------------------------------
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// setBeginText
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//---------------------------------------------------------
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void TextLine::setBeginText(Text* v)
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{
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delete _beginText;
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_beginText = v;
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}
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//---------------------------------------------------------
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// setContinueText
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//---------------------------------------------------------
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void TextLine::setContinueText(Text* v)
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{
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delete _continueText;
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_continueText = v;
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}
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//---------------------------------------------------------
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// write
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//---------------------------------------------------------
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void TextLine::write(Xml& xml) const
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{
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xml.stag(QString("%1 id=\"%2\"").arg(name()).arg(id()));
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writeProperties(xml);
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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 TextLine::read(const QDomElement& de)
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{
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foreach(SpannerSegment* seg, spannerSegments())
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delete seg;
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spannerSegments().clear();
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setId(de.attribute("id", "-1").toInt());
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for (QDomElement e = de.firstChildElement(); !e.isNull(); e = e.nextSiblingElement()) {
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if (!readProperties(e))
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domError(e);
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}
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}
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//---------------------------------------------------------
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// writeProperties
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// write properties different from prototype
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//---------------------------------------------------------
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void TextLine::writeProperties(Xml& xml, const TextLine* proto) const
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{
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if (_beginHook) {
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if (proto == 0 || proto->beginHookHeight() != _beginHookHeight)
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xml.tag("beginHookHeight", _beginHookHeight.val());
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if (proto == 0 || proto->beginHookType() != _beginHookType)
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xml.tag("beginHookType", int(_beginHookType));
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}
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if (_endHook) {
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if (proto == 0 || proto->endHookHeight() != _endHookHeight)
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xml.tag("endHookHeight", _endHookHeight.val());
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if (proto == 0 || proto->endHookType() != _endHookType)
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xml.tag("endHookType", int(_endHookType));
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}
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if (proto == 0 || proto->lineWidth() != _lineWidth)
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xml.tag("lineWidth", _lineWidth.val());
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if (proto == 0 || proto->lineStyle() != _lineStyle)
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xml.tag("lineStyle", _lineStyle);
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if (proto == 0 || proto->lineColor() != _lineColor)
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xml.tag("lineColor", _lineColor);
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if (proto == 0 || proto->beginTextPlace() != _beginTextPlace)
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xml.pTag("beginTextPlace", _beginTextPlace);
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if (proto == 0 || proto->continueTextPlace() != _continueTextPlace)
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xml.pTag("continueTextPlace", _continueTextPlace);
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SLine::writeProperties(xml);
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if (_beginText) {
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xml.stag("beginText");
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_beginText->writeProperties(xml);
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xml.etag();
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}
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if (_continueText) {
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xml.stag("continueText");
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_continueText->writeProperties(xml);
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xml.etag();
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}
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if (_beginSymbol != -1) {
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xml.tag("beginSymbol", _beginSymbol); // symbols[_symbol].name();
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xml.tag("beginSymbolOffset", _beginSymbolOffset);
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}
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if (_continueSymbol != -1) {
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xml.tag("continueSymbol", _continueSymbol);
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xml.tag("continueSymbolOffset", _continueSymbolOffset);
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}
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if (_endSymbol != -1) {
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xml.tag("endSymbol", _endSymbol);
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xml.tag("endSymbolOffset", _endSymbolOffset);
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}
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}
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//---------------------------------------------------------
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// readProperties
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//---------------------------------------------------------
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bool TextLine::readProperties(const QDomElement& e)
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{
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const QString& tag(e.tagName());
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const QString& text(e.text());
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if (tag == "beginHookHeight") {
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_beginHookHeight = Spatium(text.toDouble());
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_beginHook = true;
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}
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else if (tag == "beginHookType")
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_beginHookType = HookType(text.toInt());
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else if (tag == "endHookHeight" || tag == "hookHeight") { // hookHeight is obsolete
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_endHookHeight = Spatium(text.toDouble());
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_endHook = true;
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}
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else if (tag == "endHookType")
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_endHookType = HookType(text.toInt());
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else if (tag == "hookUp") // obsolete
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_endHookHeight *= qreal(-1.0);
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else if (tag == "beginSymbol" || tag == "symbol") // "symbol" is obsolete
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_beginSymbol = text.toInt();
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else if (tag == "continueSymbol")
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_continueSymbol = text.toInt();
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else if (tag == "endSymbol")
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_endSymbol = text.toInt();
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else if (tag == "beginSymbolOffset")
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_beginSymbolOffset = readPoint(e);
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else if (tag == "continueSymbolOffset")
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_continueSymbolOffset = readPoint(e);
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else if (tag == "endSymbolOffset")
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_endSymbolOffset = readPoint(e);
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else if (tag == "lineWidth")
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_lineWidth = Spatium(text.toDouble());
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else if (tag == "lineStyle")
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_lineStyle = Qt::PenStyle(text.toInt());
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else if (tag == "beginTextPlace")
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_beginTextPlace = readPlacement(e);
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else if (tag == "continueTextPlace")
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_continueTextPlace = readPlacement(e);
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else if (tag == "lineColor")
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_lineColor = readColor(e);
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else if (tag == "beginText") {
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_beginText = new Text(score());
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_beginText->setParent(this);
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_beginText->read(e);
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}
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else if (tag == "continueText") {
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_continueText = new Text(score());
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_continueText->setParent(this);
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_continueText->read(e);
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}
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else if (!SLine::readProperties(e)) {
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printf(" ==readSLineProps: failed\n");
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return false;
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}
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return true;
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}
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//---------------------------------------------------------
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// createLineSegment
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//---------------------------------------------------------
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LineSegment* TextLine::createLineSegment()
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{
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return new TextLineSegment(score());
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}
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//---------------------------------------------------------
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// layout
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// compute segments from tick() to _tick2
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//---------------------------------------------------------
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void TextLine::layout()
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{
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// setPos(0.0, 0.0);
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if (_beginText)
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_beginText->layout();
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if (_continueText)
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_continueText->layout();
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SLine::layout();
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}
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//---------------------------------------------------------
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// spatiumChanged
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//---------------------------------------------------------
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void TextLineSegment::spatiumChanged(qreal ov, qreal nv)
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{
|
|
textLine()->spatiumChanged(ov, nv);
|
|
if (_text)
|
|
_text->spatiumChanged(ov, nv);
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// spatiumChanged
|
|
//---------------------------------------------------------
|
|
|
|
void TextLine::spatiumChanged(qreal ov, qreal nv)
|
|
{
|
|
if (_beginText)
|
|
_beginText->spatiumChanged(ov, nv);
|
|
if (_continueText)
|
|
_continueText->spatiumChanged(ov, nv);
|
|
}
|
|
|