Create outline of 3D shape

2016-11-05 12:05:40 -04:00
parent 06e8c6734d
commit dc66106683
11 changed files with 668 additions and 388 deletions
--- a/src/Mod/TechDraw/App/DrawProjectSplit.h
+++ b/src/Mod/TechDraw/App/DrawProjectSplit.h
@@ -0,0 +1,86 @@
+/***************************************************************************
+ *   Copyright (c) WandererFan            (wandererfan@gmail.com) 2016     *
+ *                                                                         *
+ *   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 _DrawProjectSplit_h_
+#define _DrawProjectSplit_h_
+
+
+#include <TopoDS_Edge.hxx>
+#include <TopoDS_Vertex.hxx>
+#include <TopoDS_Wire.hxx>
+
+#include <App/DocumentObject.h>
+#include <App/PropertyLinks.h>
+#include <App/PropertyStandard.h>
+#include <App/FeaturePython.h>
+#include <Base/Vector3D.h>
+#include <Base/BoundBox.h>
+
+class gp_Pnt;
+
+namespace TechDrawGeometry
+{
+class GeometryObject;
+class Vertex;
+class BaseGeom;
+}
+
+namespace TechDraw
+{
+struct splitPoint {
+    int i;
+    Base::Vector3d v;
+    double param;
+};
+
+class TechDrawExport DrawProjectSplit
+{
+public:
+    DrawProjectSplit();
+    ~DrawProjectSplit();
+
+public:
+    static std::vector<TopoDS_Edge> getEdgesForWalker(TopoDS_Shape shape, double scale, Base::Vector3d direction);
+    static TechDrawGeometry::GeometryObject*  buildGeometryObject(TopoDS_Shape shape, gp_Pnt& center, Base::Vector3d direction);
+
+    static bool isOnEdge(TopoDS_Edge e, TopoDS_Vertex v, double& param, bool allowEnds = false);
+    static std::vector<TopoDS_Edge> splitEdges(std::vector<TopoDS_Edge> orig, std::vector<splitPoint> splits);
+    static std::vector<TopoDS_Edge> split1Edge(TopoDS_Edge e, std::vector<splitPoint> splitPoints);
+    static double simpleMinDist(TopoDS_Shape s1, TopoDS_Shape s2); //const;   //probably sb static or DrawUtil
+
+    static std::vector<splitPoint> sortSplits(std::vector<splitPoint>& s, bool ascend);
+    static bool splitCompare(const splitPoint& p1, const splitPoint& p2);
+    static bool splitEqual(const splitPoint& p1, const splitPoint& p2);
+
+protected:
+    static std::vector<TopoDS_Edge> getEdges(TechDrawGeometry::GeometryObject* geometryObject);
+
+
+private:
+
+};
+
+typedef App::FeaturePythonT<DrawProjectSplit> DrawProjectSplitPython;
+
+} //namespace TechDraw
+
+#endif  // #ifndef _DrawProjectSplit_h_