145 lines
4.5 KiB
C++
145 lines
4.5 KiB
C++
/***************************************************************************
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* Copyright (c) 2019 WandererFan <wandererfan@gmail.com> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library 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 Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#ifndef TECHDRAWGUI_EDITABLEPATH_H
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#define TECHDRAWGUI_EDITABLEPATH_H
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#include <Mod/TechDraw/TechDrawGlobal.h>
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#include <QGraphicsScene>
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#include <QGraphicsSceneHoverEvent>
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#include <QObject>
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#include "QGIPrimPath.h"
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#include "QGIUserTypes.h"
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#include "QGIVertex.h"
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namespace TechDrawGui
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{
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class QGIPrimPath;
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class QGIVertex;
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class QGIView;
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class QGILeaderLine;
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//! QGMarker provides movable symbols
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class TechDrawGuiExport QGMarker : public QObject, public QGIVertex
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{
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Q_OBJECT
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public:
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explicit QGMarker(int idx);
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~QGMarker() override = default;
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enum {Type = UserType::QGMarker};
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int type() const override { return Type;}
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void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
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void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event) override;
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void keyPressEvent(QKeyEvent * event) override;
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void setRadius(double radius) override;
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Q_SIGNALS:
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void dragging(QPointF pos, int idx);
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void dragFinished(QPointF pos, int idx);
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void doubleClick(QPointF pos, int idx);
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void endEdit();
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protected:
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bool multiselectEligible() override { return false; }
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void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
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private:
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bool m_dragging;
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};
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//******************************************************************************
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class TechDrawGuiExport QGEPath : public QObject, public QGIPrimPath
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{
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Q_OBJECT
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public:
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explicit QGEPath();
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~QGEPath() override = default;
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enum {Type = UserType::QGEPath};
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int type() const override { return Type;}
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QRectF boundingRect() const override;
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QPainterPath shape() const override;
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void inEdit(bool isInEdit) { m_inEdit = isInEdit; }
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bool inEdit() const { return m_inEdit; }
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void startPathEdit(const std::vector<QPointF>& pathPoints);
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void showMarkers(const std::vector<QPointF>& points);
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void clearMarkers();
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void setScale(double scale) { m_scale = scale; }
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double getScale() const { return m_scale; }
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void updateParent();
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void drawGhost();
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void dumpGhostPoints(const char* text);
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void dumpMarkerPos(const char* text);
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void setStartAdjust(double adjust);
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void setEndAdjust(double adjust);
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public Q_SLOTS:
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void onDragFinished(QPointF pos, int index);
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void onDragging(QPointF pos, int index);
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void onDoubleClick(QPointF pos, int markerIndex);
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void onEndEdit();
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Q_SIGNALS:
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void pointsUpdated(QPointF attach, std::vector<QPointF> deltas);
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void hover(bool state);
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void selected(bool state);
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protected:
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QVariant itemChange(GraphicsItemChange change, const QVariant &value) override;
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void hoverEnterEvent(QGraphicsSceneHoverEvent *event) override;
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void hoverLeaveEvent(QGraphicsSceneHoverEvent *event) override;
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double getEdgeFuzz() const;
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private:
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std::vector<QPointF> m_ghostPoints;
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std::vector<QGMarker*> m_markers;
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double m_scale;
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bool m_inEdit;
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QGIPrimPath* m_ghost;
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double m_startAdj;
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double m_endAdj;
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};
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}
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#endif // TECHDRAWGUI_EDITABLEPATH_H
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