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QGIViewPart.h
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QGIViewPart.h
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/***************************************************************************
* Copyright (c) 2013 Luke Parry <l.parry@warwick.ac.uk> *
* *
* 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 DRAWINGGUI_QGRAPHICSITEMVIEWPART_H
#define DRAWINGGUI_QGRAPHICSITEMVIEWPART_H
#include <QObject>
#include <QPainter>
#include <Mod/TechDraw/App/Geometry.h>
#include "QGIView.h"
namespace TechDraw {
class DrawViewPart;
class DrawViewSection;
class DrawHatch;
class DrawGeomHatch;
class DrawViewDetail;
class DrawView;
}
namespace TechDrawGui
{
class QGIFace;
class TechDrawGuiExport QGIViewPart : public QGIView
{
public:
explicit QGIViewPart();
~QGIViewPart();
enum {Type = QGraphicsItem::UserType + 102};
int type() const override { return Type;}
virtual void paint( QPainter * painter,
const QStyleOptionGraphicsItem * option,
QWidget * widget = 0 ) override;
void toggleCache(bool state) override;
void toggleCosmeticLines(bool state);
void setViewPartFeature(TechDraw::DrawViewPart *obj);
virtual void updateView(bool update = false) override;
void tidy();
virtual QRectF boundingRect() const override;
virtual void drawAllSectionLines(void);
virtual void drawSectionLine(TechDraw::DrawViewSection* s, bool b);
virtual void drawCenterLines(bool b);
virtual void drawHighlight(TechDraw::DrawViewDetail* viewDetail, bool b);
virtual void drawMatting(void);
bool showSection;
virtual void draw() override;
virtual void rotateView(void) override;
static QPainterPath geomToPainterPath(TechDrawGeometry::BaseGeom *baseGeom, double rotation = 0.0);
/// Helper for pathArc()
/*!
* x_axis_rotation is in radian
*/
static void pathArcSegment(QPainterPath &path, double xc, double yc, double th0,
double th1,double rx, double ry, double xAxisRotation);
/// Draws an arc using QPainterPath path
/*!
* x_axis_rotation is in radian
*/
static void pathArc(QPainterPath &path, double rx, double ry, double x_axis_rotation,
bool large_arc_flag, bool sweep_flag,
double x, double y,
double curx, double cury);
protected:
QPainterPath drawPainterPath(TechDrawGeometry::BaseGeom *baseGeom) const;
void drawViewPart();
QGIFace* drawFace(TechDrawGeometry::Face* f, int idx);
virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value) override;
TechDraw::DrawHatch* faceIsHatched(int i,std::vector<TechDraw::DrawHatch*> hatchObjs) const;
TechDraw::DrawGeomHatch* faceIsGeomHatched(int i,std::vector<TechDraw::DrawGeomHatch*> geomObjs) const;
void dumpPath(const char* text,QPainterPath path);
void removePrimitives(void);
void removeDecorations(void);
bool getFaceEdgesPref(void);
private:
QList<QGraphicsItem*> deleteItems;
};
} // namespace
#endif // DRAWINGGUI_QGRAPHICSITEMVIEWPART_H