166 lines
6.1 KiB
C++
166 lines
6.1 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 <QGraphicsObject>*/
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#include <QGraphicsScene>
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#include <QGraphicsSceneHoverEvent>
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#include <QMouseEvent>
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#include <QObject>
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#include <Base/Vector3D.h>
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#include "QGIVertex.h"
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#include "QGIPrimPath.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 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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virtual ~QGMarker(void) {}
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enum {Type = QGraphicsItem::UserType + 302};
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int type() const override { return Type;}
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virtual QRectF boundingRect() const override;
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virtual QPainterPath shape() const override;
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virtual void paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget = 0 ) override;
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virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
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virtual void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event) override;
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virtual void keyPressEvent(QKeyEvent * event) override;
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virtual void setRadius(float r) 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(void);
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protected:
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virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value) override;
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virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override;
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virtual void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
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virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event) override;
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virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *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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//the path is in item coords, starting at (0,0) - ie delta vectors between nodes.
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// The QGEPath item is positioned at "attachment point" of the view.
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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(void);
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virtual ~QGEPath() {}
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enum {Type = QGraphicsItem::UserType + 301};
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int type() const override { return Type;}
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virtual QRectF boundingRect() const override;
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virtual QPainterPath shape() const override;
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virtual void paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget = 0 ) override;
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void inEdit(bool b) { m_inEdit = b; }
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bool inEdit(void) { return m_inEdit; }
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void startPathEdit();
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void showMarkers(std::vector<QPointF> points);
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void clearMarkers();
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void addPoint(unsigned int before, unsigned int after);
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void deletePoint(unsigned int atX);
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void setDeltas(std::vector<QPointF> pts) { m_deltas = pts; }
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std::vector<QPointF> getDeltas(void) { return m_deltas; }
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void setScale(double s) { m_scale = s; }
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double getScale(void) { return m_scale; }
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void setAttach(QPointF s) { m_attach = s; }
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void setAttach(Base::Vector3d v) { m_attach = QPointF(v.x, v.y); }
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QPointF getAttach(void) { return m_attach; }
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QPointF makeDeltasFromPoints(std::vector<QPointF> pts);
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QPointF makeDeltasFromPoints(void);
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void setPoints(std::vector<QPointF> pts) { m_points = pts; }
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void updatePath();
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void updateFeature();
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void drawGhost(void);
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void dumpDeltas(const char* text);
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void dumpPoints(const char* text);
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void dumpMarkerPos(const char* text);
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void restoreState(void);
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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(void);
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Q_SIGNALS:
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void pointsUpdated(QPointF attach, std::vector<QPointF> deltas);
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void attachMoved(QPointF attach);
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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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virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value) override;
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virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event) override;
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virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event) override;
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double getEdgeFuzz(void) const;
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std::vector<QPointF> m_deltas; //deltas between points 1:1 scale, starts at (0,0)
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std::vector<QPointF> m_points; //actual pos of markers
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std::vector<QPointF> m_saveDeltas;
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std::vector<QGMarker*> m_markers;
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QPointF m_attach;
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double m_scale;
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bool m_inEdit;
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QGIView* m_parentItem;
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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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