Files
create/src/Mod/TechDraw/Gui/QGEPath.h

148 lines
5.2 KiB
C++

/***************************************************************************
* Copyright (c) 2019 WandererFan <wandererfan@gmail.com> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#ifndef TECHDRAWGUI_EDITABLEPATH_H
#define TECHDRAWGUI_EDITABLEPATH_H
#include <QGraphicsScene>
#include <QGraphicsSceneHoverEvent>
#include <QMouseEvent>
#include <QObject>
#include <Base/Vector3D.h>
#include "QGIVertex.h"
#include "QGIPrimPath.h"
namespace TechDrawGui
{
class QGIPrimPath;
class QGIVertex;
class QGIView;
class TechDrawGuiExport QGMarker : public QObject, public QGIVertex
{
Q_OBJECT
public:
explicit QGMarker(int idx);
virtual ~QGMarker(void) {}
enum {Type = QGraphicsItem::UserType + 302};
int type() const override { return Type;}
virtual void paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget = 0 ) override;
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
virtual void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event) override;
virtual void keyPressEvent(QKeyEvent * event) override;
virtual void setRadius(float r) override;
Q_SIGNALS:
void dragging(QPointF pos, int idx);
void dragFinished(QPointF pos, int idx);
void doubleClick(QPointF pos, int idx);
void endEdit(void);
protected:
virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value) override;
virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override;
virtual void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event) override;
virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event) override;
private:
bool m_dragging;
};
//******************************************************************************
class TechDrawGuiExport QGEPath : public QObject, public QGIPrimPath
{
Q_OBJECT
public:
explicit QGEPath(QGILeaderLine* leader);
virtual ~QGEPath() {}
enum {Type = QGraphicsItem::UserType + 301};
int type() const override { return Type;}
virtual QRectF boundingRect() const override;
virtual QPainterPath shape() const override;
virtual void paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget = 0 ) override;
void inEdit(bool b) { m_inEdit = b; }
bool inEdit(void) { return m_inEdit; }
void startPathEdit(std::vector<QPointF> pathPoints);
void showMarkers(std::vector<QPointF> points);
void clearMarkers();
std::vector<QPointF> getDeltasFromLeader(void);
void setScale(double s) { m_scale = s; }
double getScale(void) { return m_scale; }
void setPoints(std::vector<QPointF> pts) { m_ghostPoints = pts; }
void updateParent();
void drawGhost(void);
void dumpGhostPoints(const char* text);
void dumpMarkerPos(const char* text);
void setStartAdjust(double adjust);
void setEndAdjust(double adjust);
public Q_SLOTS:
void onDragFinished(QPointF pos, int index);
void onDragging(QPointF pos, int index);
void onDoubleClick(QPointF pos, int markerIndex);
void onEndEdit(void);
Q_SIGNALS:
void pointsUpdated(QPointF attach, std::vector<QPointF> deltas);
void hover(bool state);
void selected(bool state);
protected:
virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value) override;
virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event) override;
virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event) override;
double getEdgeFuzz(void) const;
std::vector<QPointF> m_ghostPoints;
std::vector<QGMarker*> m_markers;
double m_scale;
bool m_inEdit;
QGILeaderLine* m_parentLeader;
QGIPrimPath* m_ghost;
double m_startAdj;
double m_endAdj;
};
}
#endif // TECHDRAWGUI_EDITABLEPATH_H