151 lines
5.8 KiB
C++
151 lines
5.8 KiB
C++
/*
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* SPDX-License-Identifier: GPL-3.0-only
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* MuseScore-CLA-applies
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*
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* MuseScore
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* Music Composition & Notation
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*
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* Copyright (C) 2021 MuseScore BVBA and others
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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 3 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __LINE_H__
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#define __LINE_H__
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#include "infrastructure/draw/color.h"
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#include "spanner.h"
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namespace Ms {
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class SLine;
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class System;
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//---------------------------------------------------------
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// @@ LineSegment
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/// Virtual base class for segmented lines segments
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/// (OttavaSegment, HairpinSegment, TrillSegment...)
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///
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/// This class describes one segment of an segmented
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/// line object. Line objects can span multiple staves.
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/// For every staff a segment is created.
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//---------------------------------------------------------
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class LineSegment : public SpannerSegment
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{
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protected:
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virtual void editDrag(EditData&) override;
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virtual bool edit(EditData&) override;
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QVector<mu::LineF> gripAnchorLines(Grip) const override;
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virtual void startEditDrag(EditData&) override;
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void startDrag(EditData&) override;
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LineSegment(const ElementType& type, Spanner* sp, System* parent, ElementFlags f = ElementFlag::NOTHING);
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LineSegment(const ElementType& type, System* parent, ElementFlags f = ElementFlag::NOTHING);
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public:
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LineSegment(const LineSegment&);
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SLine* line() const { return (SLine*)spanner(); }
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virtual void spatiumChanged(qreal, qreal) override;
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virtual void localSpatiumChanged(qreal, qreal) override;
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friend class SLine;
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virtual void read(XmlReader&) override;
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bool readProperties(XmlReader&) override;
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virtual EngravingItem* propertyDelegate(Pid) override;
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EngravingItem::EditBehavior normalModeEditBehavior() const override { return EngravingItem::EditBehavior::Edit; }
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int gripsCount() const override { return 3; }
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Grip initialEditModeGrip() const override { return Grip::END; }
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Grip defaultGrip() const override { return Grip::MIDDLE; }
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std::vector<mu::PointF> gripsPositions(const EditData& = EditData()) const override;
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QVector<mu::LineF> dragAnchorLines() const override;
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mu::RectF drag(EditData& ed) override;
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private:
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mu::PointF leftAnchorPosition(const qreal& systemPositionY) const;
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mu::PointF rightAnchorPosition(const qreal& systemPositionY) const;
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Segment* findSegmentForGrip(Grip grip, mu::PointF pos) const;
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static mu::PointF deltaRebaseLeft(const Segment* oldSeg, const Segment* newSeg);
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static mu::PointF deltaRebaseRight(const Segment* oldSeg, const Segment* newSeg, int staffIdx);
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static Fraction lastSegmentEndTick(const Segment* lastSeg, const Spanner* s);
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LineSegment* rebaseAnchor(Grip grip, Segment* newSeg);
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void rebaseAnchors(EditData&, Grip);
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};
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//---------------------------------------------------------
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// @@ SLine
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/// virtual base class for Hairpin, Trill and TextLine
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//---------------------------------------------------------
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class SLine : public Spanner
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{
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qreal _lineWidth;
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mu::draw::Color _lineColor { engravingConfiguration()->defaultColor() };
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mu::draw::PenStyle _lineStyle { mu::draw::PenStyle::SolidLine };
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qreal _dashLineLen { 5.0 };
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qreal _dashGapLen { 5.0 };
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bool _diagonal { false };
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protected:
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virtual mu::PointF linePos(Grip, System** system) const;
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public:
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SLine(const ElementType& type, EngravingItem* parent, ElementFlags = ElementFlag::NOTHING);
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SLine(const SLine&);
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virtual void layout() override;
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virtual SpannerSegment* layoutSystem(System*) override;
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bool readProperties(XmlReader& node) override;
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void writeProperties(XmlWriter& xml) const override;
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virtual LineSegment* createLineSegment(System* parent) = 0;
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void setLen(qreal l);
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using EngravingItem::bbox;
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const mu::RectF& bbox() const override;
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virtual void write(XmlWriter&) const override;
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virtual void read(XmlReader&) override;
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bool diagonal() const { return _diagonal; }
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void setDiagonal(bool v) { _diagonal = v; }
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qreal lineWidth() const { return _lineWidth; }
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mu::draw::Color lineColor() const { return _lineColor; }
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mu::draw::PenStyle lineStyle() const { return _lineStyle; }
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void setLineWidth(const qreal& v) { _lineWidth = v; }
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void setLineColor(const mu::draw::Color& v) { _lineColor = v; }
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void setLineStyle(mu::draw::PenStyle v) { _lineStyle = v; }
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qreal dashLineLen() const { return _dashLineLen; }
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void setDashLineLen(qreal val) { _dashLineLen = val; }
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qreal dashGapLen() const { return _dashGapLen; }
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void setDashGapLen(qreal val) { _dashGapLen = val; }
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LineSegment* frontSegment() { return toLineSegment(Spanner::frontSegment()); }
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const LineSegment* frontSegment() const { return toLineSegment(Spanner::frontSegment()); }
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LineSegment* backSegment() { return toLineSegment(Spanner::backSegment()); }
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const LineSegment* backSegment() const { return toLineSegment(Spanner::backSegment()); }
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LineSegment* segmentAt(int n) { return toLineSegment(Spanner::segmentAt(n)); }
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const LineSegment* segmentAt(int n) const { return toLineSegment(Spanner::segmentAt(n)); }
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virtual QVariant getProperty(Pid id) const override;
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virtual bool setProperty(Pid propertyId, const QVariant&) override;
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virtual QVariant propertyDefault(Pid id) const override;
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friend class LineSegment;
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};
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} // namespace Ms
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#endif
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