177 lines
9.8 KiB
C++
177 lines
9.8 KiB
C++
/***************************************************************************
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* Copyright (c) 2015 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 _DrawUtil_h_
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#define _DrawUtil_h_
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#include <string>
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#include <QString>
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#include <QByteArray>
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#include <QPointF>
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#include <gp_Ax2.hxx>
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#include <gp_Dir.hxx>
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#include <gp_Dir2d.hxx>
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#include <gp_Pnt.hxx>
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#include <gp_Pnt2d.hxx>
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#include <gp_Vec.hxx>
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#include <TopoDS.hxx>
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#include <TopoDS_Vertex.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Wire.hxx>
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#include <TopoDS_Face.hxx>
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#include <TopoDS_Shape.hxx>
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#include <App/DocumentObject.h>
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#include <Base/Tools2D.h>
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#include <Base/Vector3D.h>
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#include <Base/Matrix.h>
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#include <Mod/Part/App/PartFeature.h>
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#include "LineGroup.h"
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#ifndef M_2PI
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#define M_2PI ((M_PI)*2.0)
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#endif
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#define VERTEXTOLERANCE (2.0 * Precision::Confusion())
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#define SVG_NS_URI "http://www.w3.org/2000/svg"
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#define FREECAD_SVG_NS_URI "http://www.freecadweb.org/wiki/index.php?title=Svg_Namespace"
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namespace TechDraw
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{
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/// Convenient utility functions for TechDraw Module
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class TechDrawExport DrawUtil {
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public:
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static int getIndexFromName(std::string geomName);
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static std::string getGeomTypeFromName(std::string geomName);
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static std::string makeGeomName(std::string geomType, int index);
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static bool isSamePoint(TopoDS_Vertex v1, TopoDS_Vertex v2, double tolerance = VERTEXTOLERANCE);
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static bool isZeroEdge(TopoDS_Edge e, double tolerance = VERTEXTOLERANCE);
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static double simpleMinDist(TopoDS_Shape s1, TopoDS_Shape s2);
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static double sensibleScale(double working_scale);
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static double angleWithX(TopoDS_Edge e, bool reverse);
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static double angleWithX(TopoDS_Edge e, TopoDS_Vertex v, double tolerance = VERTEXTOLERANCE);
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static bool isFirstVert(TopoDS_Edge e, TopoDS_Vertex v, double tolerance = VERTEXTOLERANCE);
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static bool isLastVert(TopoDS_Edge e, TopoDS_Vertex v, double tolerance = VERTEXTOLERANCE);
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static bool fpCompare(const double& d1, const double& d2, double tolerance = FLT_EPSILON);
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static Base::Vector3d vertex2Vector(const TopoDS_Vertex& v);
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static std::string formatVector(const Base::Vector3d& v);
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static std::string formatVector(const gp_Dir& v);
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static std::string formatVector(const gp_Dir2d& v);
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static std::string formatVector(const gp_Vec& v);
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static std::string formatVector(const gp_Pnt& v);
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static std::string formatVector(const gp_Pnt2d& v);
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static std::string formatVector(const QPointF& v);
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static bool vectorLess(const Base::Vector3d& v1, const Base::Vector3d& v2);
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static Base::Vector3d toR3(const gp_Ax2 fromSystem, const Base::Vector3d fromPoint);
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static bool checkParallel(const Base::Vector3d v1, const Base::Vector3d v2, double tolerance = FLT_EPSILON);
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//! rotate vector by angle radians around axis through org
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static Base::Vector3d vecRotate(Base::Vector3d vec,
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double angle,
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Base::Vector3d axis,
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Base::Vector3d org = Base::Vector3d(0.0,0.0,0.0));
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static Base::Vector3d closestBasis(Base::Vector3d v);
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static double getDefaultLineWeight(std::string s);
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/* static Base::Vector3d vector23(const Base::Vector3d& v2) { return Base::Vector3d(v2.x,v2.y,0.0); }*/
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/* static Base::Vector3d vector32(const Base::Vector3d& v3) { return Base::Vector3d(v3.x,v3.y); }*/
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//! is pt between end1 and end2?
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static bool isBetween(const Base::Vector3d pt, const Base::Vector3d end1, const Base::Vector3d end2);
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//! find intersection in 2d for 2 lines in point+direction form
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static Base::Vector3d Intersect2d(Base::Vector3d p1, Base::Vector3d d1,
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Base::Vector3d p2, Base::Vector3d d2);
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static Base::Vector3d gpPnt2V3(const gp_Pnt gp) { return Base::Vector3d(gp.X(),gp.Y(),gp.Z()); }
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static gp_Pnt V32gpPnt(const Base::Vector3d v) { return gp_Pnt(v.x,v.y,v.z); }
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static std::string shapeToString(TopoDS_Shape s);
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static TopoDS_Shape shapeFromString(std::string s);
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static Base::Vector3d invertY(Base::Vector3d v);
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static std::vector<std::string> split(std::string csvLine);
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static std::vector<std::string> tokenize(std::string csvLine, std::string delimiter = ",$$$,");
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static App::Color pyTupleToColor(PyObject* pColor);
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static PyObject* colorToPyTuple(App::Color color);
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static bool isCrazy(TopoDS_Edge e);
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// Supplementary mathematical functions
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static int sgn(double x);
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static double sqr(double x);
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static void angleNormalize(double &fi);
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static double angleComposition(double fi, double delta);
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static double angleDifference(double fi1, double fi2, bool reflex = false);
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// Interval marking functions
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static unsigned int intervalMerge(std::vector<std::pair<double, bool>> &marking,
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double boundary, bool wraps);
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static void intervalMarkLinear(std::vector<std::pair<double, bool>> &marking,
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double start, double length, bool value);
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static void intervalMarkCircular(std::vector<std::pair<double, bool>> &marking,
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double start, double length, bool value);
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// Supplementary 2D analytic geometry functions
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static int findRootForValue(double Ax2, double Bxy, double Cy2, double Dx, double Ey, double F,
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double value, bool findX, double roots[]);
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static bool mergeBoundedPoint(const Base::Vector2d &point, const Base::BoundBox2d &boundary,
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std::vector<Base::Vector2d> &storage);
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static void findConicRectangleIntersections(double conicAx2, double conicBxy, double conicCy2,
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double conicDx, double conicEy, double conicF,
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const Base::BoundBox2d &rectangle,
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std::vector<Base::Vector2d> &intersections);
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static void findLineRectangleIntersections(const Base::Vector2d &linePoint, double lineAngle,
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const Base::BoundBox2d &rectangle,
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std::vector<Base::Vector2d> &intersections);
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static void findCircleRectangleIntersections(const Base::Vector2d &circleCenter, double circleRadius,
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const Base::BoundBox2d &rectangle,
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std::vector<Base::Vector2d> &intersections);
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static void findLineSegmentRectangleIntersections(const Base::Vector2d &linePoint, double lineAngle,
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double segmentBasePosition, double segmentLength,
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const Base::BoundBox2d &rectangle,
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std::vector<Base::Vector2d> &intersections);
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static void findCircularArcRectangleIntersections(const Base::Vector2d &circleCenter, double circleRadius,
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double arcBaseAngle, double arcRotation,
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const Base::BoundBox2d &rectangle,
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std::vector<Base::Vector2d> &intersections);
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//debugging routines
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static void dumpVertexes(const char* text, const TopoDS_Shape& s);
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static void dumpEdge(const char* label, int i, TopoDS_Edge e);
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static void dump1Vertex(const char* label, const TopoDS_Vertex& v);
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static void countFaces(const char* label, const TopoDS_Shape& s);
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static void countWires(const char* label, const TopoDS_Shape& s);
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static void countEdges(const char* label, const TopoDS_Shape& s);
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static const char* printBool(bool b);
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static QString qbaToDebug(const QByteArray& line);
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static void dumpCS(const char* text, gp_Ax2 CS);
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static void dumpCS3(const char* text, gp_Ax3 CS);
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static void dumpEdges(const char* text, const TopoDS_Shape& s);
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};
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} //end namespace TechDraw
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#endif
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