/*************************************************************************** * Copyright (c) 2002 Jürgen Riegel * * Copyright (c) 2013 Luke Parry * * Copyright (c) 2016 WandererFan * * * * 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 * * * ***************************************************************************/ #include "PreCompiled.h" #ifndef _PreComp_ # include #include #include //#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #endif #include # include # include #include #include #include #include #include #include #include #include #include #include #include "Preferences.h" #include "Geometry.h" #include "GeometryObject.h" #include "Cosmetic.h" #include "HatchLine.h" #include "EdgeWalker.h" #include "DrawUtil.h" #include "DrawProjGroupItem.h" #include "DrawProjectSplit.h" #include "DrawGeomHatch.h" #include "DrawHatch.h" #include "DrawViewSection.h" using namespace TechDraw; using namespace std; const char* DrawViewSection::SectionDirEnums[]= {"Right", "Left", "Up", "Down", NULL}; const char* DrawViewSection::CutSurfaceEnums[]= {"Hide", "Color", "SvgHatch", "PatHatch", NULL}; //=========================================================================== // DrawViewSection //=========================================================================== PROPERTY_SOURCE(TechDraw::DrawViewSection, TechDraw::DrawViewPart) DrawViewSection::DrawViewSection() { static const char *sgroup = "Section"; static const char *fgroup = "Cut Surface Format"; ADD_PROPERTY_TYPE(SectionSymbol ,(""),sgroup,App::Prop_None,"The identifier for this section"); ADD_PROPERTY_TYPE(BaseView ,(0),sgroup,App::Prop_None,"2D View source for this Section"); BaseView.setScope(App::LinkScope::Global); ADD_PROPERTY_TYPE(SectionNormal ,(0,0,1.0) ,sgroup,App::Prop_None, "Section Plane normal direction"); //direction of extrusion of cutting prism ADD_PROPERTY_TYPE(SectionOrigin ,(0,0,0) ,sgroup,App::Prop_None,"Section Plane Origin"); SectionDirection.setEnums(SectionDirEnums); ADD_PROPERTY_TYPE(SectionDirection,((long)0),sgroup, App::Prop_None, "Direction in Base View for this Section"); ADD_PROPERTY_TYPE(FuseBeforeCut ,(false),sgroup,App::Prop_None,"Merge Source(s) into a single shape before cutting"); CutSurfaceDisplay.setEnums(CutSurfaceEnums); ADD_PROPERTY_TYPE(CutSurfaceDisplay,(prefCutSurface()),fgroup, App::Prop_None, "Appearance of Cut Surface"); //initialize these to defaults ADD_PROPERTY_TYPE(FileHatchPattern ,(DrawHatch::prefSvgHatch()),fgroup,App::Prop_None,"The hatch pattern file for the cut surface"); ADD_PROPERTY_TYPE(FileGeomPattern ,(DrawGeomHatch::prefGeomHatchFile()),fgroup,App::Prop_None,"The PAT pattern file for geometric hatching"); ADD_PROPERTY_TYPE(SvgIncluded ,(""),fgroup,App::Prop_None, "Embedded Svg hatch file. System use only."); // n/a to end users ADD_PROPERTY_TYPE(PatIncluded ,(""),fgroup,App::Prop_None, "Embedded Pat pattern file. System use only."); // n/a to end users ADD_PROPERTY_TYPE(NameGeomPattern ,(DrawGeomHatch::prefGeomHatchName()),fgroup,App::Prop_None,"The pattern name for geometric hatching"); ADD_PROPERTY_TYPE(HatchScale,(1.0),fgroup,App::Prop_None,"Hatch pattern size adjustment"); getParameters(); std::string hatchFilter("Svg files (*.svg *.SVG);;All files (*)"); FileHatchPattern.setFilter(hatchFilter); hatchFilter = ("PAT files (*.pat *.PAT);;All files (*)"); FileGeomPattern.setFilter(hatchFilter); SvgIncluded.setStatus(App::Property::ReadOnly,true); PatIncluded.setStatus(App::Property::ReadOnly,true); } DrawViewSection::~DrawViewSection() { } short DrawViewSection::mustExecute() const { short result = 0; if (!isRestoring()) { result = (Scale.isTouched() || Direction.isTouched() || BaseView.isTouched() || SectionNormal.isTouched() || SectionOrigin.isTouched() ); } if (result) { return result; } return TechDraw::DrawView::mustExecute(); } void DrawViewSection::onChanged(const App::Property* prop) { App::Document* doc = getDocument(); // bool docRestoring = getDocument()->testStatus(App::Document::Status::Restoring); // Base::Console().Message("DVS::onChanged(%s) - obj restoring: %d\n", // prop->getName(), isRestoring()); if (!isRestoring()) { if (prop == &SectionSymbol) { std::string lblText = "Section " + std::string(SectionSymbol.getValue()) + " - " + std::string(SectionSymbol.getValue()); Label.setValue(lblText); } else if (prop == &SectionOrigin) { App::DocumentObject* base = BaseView.getValue(); TechDraw::DrawView* dv = dynamic_cast(base); if (dv != nullptr) { dv->requestPaint(); } } else if (prop == &CutSurfaceDisplay) { if (CutSurfaceDisplay.isValue("PatHatch")) { makeLineSets(); } } if ((prop == &FileHatchPattern) && (doc != nullptr) ) { if (!FileHatchPattern.isEmpty()) { Base::FileInfo fi(FileHatchPattern.getValue()); if (fi.isReadable()) { replaceSvgIncluded(FileHatchPattern.getValue()); } } } if ( (prop == &FileGeomPattern) && (doc != nullptr) ) { if (!FileGeomPattern.isEmpty()) { Base::FileInfo fi(FileGeomPattern.getValue()); if (fi.isReadable()) { replacePatIncluded(FileGeomPattern.getValue()); } } } } if (prop == &FileGeomPattern || prop == &NameGeomPattern ) { makeLineSets(); } DrawView::onChanged(prop); } void DrawViewSection::makeLineSets(void) { // Base::Console().Message("DVS::makeLineSets()\n"); if (!PatIncluded.isEmpty()) { std::string fileSpec = PatIncluded.getValue(); Base::FileInfo fi(fileSpec); std::string ext = fi.extension(); if (!fi.isReadable()) { Base::Console().Message("%s can not read hatch file: %s\n", getNameInDocument(), fileSpec.c_str()); } else { if ( (ext == "pat") || (ext == "PAT") ) { if ((!fileSpec.empty()) && (!NameGeomPattern.isEmpty())) { std::vector specs = DrawGeomHatch::getDecodedSpecsFromFile(fileSpec, NameGeomPattern.getValue()); m_lineSets.clear(); for (auto& hl: specs) { //hl.dump("hl from section"); LineSet ls; ls.setPATLineSpec(hl); m_lineSets.push_back(ls); } } } } } } //this could probably always use FileHatchPattern as input? void DrawViewSection::replaceSvgIncluded(std::string newSvgFile) { // Base::Console().Message("DVS::replaceSvgHatch(%s)\n", newSvgFile.c_str()); if (SvgIncluded.isEmpty()) { setupSvgIncluded(); } else { std::string tempName = SvgIncluded.getExchangeTempFile(); DrawUtil::copyFile(newSvgFile, tempName); SvgIncluded.setValue(tempName.c_str()); } } void DrawViewSection::replacePatIncluded(std::string newPatFile) { // Base::Console().Message("DVS::replacePatHatch(%s)\n", newPatFile.c_str()); if (PatIncluded.isEmpty()) { setupPatIncluded(); } else { std::string tempName = PatIncluded.getExchangeTempFile(); DrawUtil::copyFile(newPatFile, tempName); PatIncluded.setValue(tempName.c_str()); } } App::DocumentObjectExecReturn *DrawViewSection::execute(void) { if (!keepUpdated()) { return App::DocumentObject::StdReturn; } App::DocumentObject* base = BaseView.getValue(); if (base == nullptr) { return new App::DocumentObjectExecReturn("BaseView object not found"); } TechDraw::DrawViewPart* dvp = nullptr; if (!base->getTypeId().isDerivedFrom(TechDraw::DrawViewPart::getClassTypeId())) { return new App::DocumentObjectExecReturn("BaseView object is not a DrawViewPart object"); } else { dvp = static_cast(base); } TopoDS_Shape baseShape; if (FuseBeforeCut.getValue()) { baseShape = dvp->getSourceShapeFused(); } else { baseShape = dvp->getSourceShape(); } if (baseShape.IsNull()) { bool isRestoring = getDocument()->testStatus(App::Document::Status::Restoring); if (isRestoring) { Base::Console().Warning("DVS::execute - base shape is invalid - (but document is restoring) - %s\n", getNameInDocument()); } else { Base::Console().Error("Error: DVS::execute - base shape is Null. - %s\n", getNameInDocument()); } return new App::DocumentObjectExecReturn("BaseView Source object is Null"); } // checkXDirection(); bool haveX = checkXDirection(); if (!haveX) { //block touch/onChanged stuff Base::Vector3d newX = getXDirection(); XDirection.setValue(newX); XDirection.purgeTouched(); //don't trigger updates! //unblock } sectionExec(baseShape); addShapes2d(); //second pass if required if (ScaleType.isValue("Automatic")) { if (!checkFit()) { double newScale = autoScale(); Scale.setValue(newScale); Scale.purgeTouched(); if (geometryObject != nullptr) { delete geometryObject; geometryObject = nullptr; sectionExec(baseShape); } } } dvp->requestPaint(); //to refresh section line return DrawView::execute(); } void DrawViewSection::sectionExec(TopoDS_Shape baseShape) { // cut base shape with tool //is SectionOrigin valid? Bnd_Box centerBox; BRepBndLib::Add(baseShape, centerBox); centerBox.SetGap(0.0); // make tool gp_Pln pln = getSectionPlane(); gp_Dir gpNormal = pln.Axis().Direction(); Base::Vector3d orgPnt = SectionOrigin.getValue(); if(!isReallyInBox(gp_Pnt(orgPnt.x,orgPnt.y,orgPnt.z), centerBox)) { Base::Console().Warning("DVS: SectionOrigin doesn't intersect part in %s\n",getNameInDocument()); } // Make the extrusion face double dMax = sqrt(centerBox.SquareExtent()); BRepBuilderAPI_MakeFace mkFace(pln, -dMax,dMax,-dMax,dMax); TopoDS_Face aProjFace = mkFace.Face(); if(aProjFace.IsNull()) { Base::Console().Warning("DVS: Section face is NULL in %s\n",getNameInDocument()); return; } gp_Vec extrudeDir = dMax * gp_Vec(gpNormal); TopoDS_Shape prism = BRepPrimAPI_MakePrism(aProjFace, extrudeDir, false, true).Shape(); // We need to copy the shape to not modify the BRepstructure BRepBuilderAPI_Copy BuilderCopy(baseShape); TopoDS_Shape myShape = BuilderCopy.Shape(); // perform cut BRep_Builder builder; TopoDS_Compound pieces; builder.MakeCompound(pieces); TopExp_Explorer expl(myShape, TopAbs_SOLID); int indb = 0; int outdb = 0; for (; expl.More(); expl.Next()) { indb++; const TopoDS_Solid& s = TopoDS::Solid(expl.Current()); BRepAlgoAPI_Cut mkCut(s, prism); if (!mkCut.IsDone()) { Base::Console().Warning("DVS: Section cut has failed in %s\n",getNameInDocument()); continue; } TopoDS_Shape cut = mkCut.Shape(); builder.Add(pieces, cut); outdb++; } // pieces contains result of cutting each subshape in baseShape with tool TopoDS_Shape rawShape = pieces; if (debugSection()) { BRepTools::Write(myShape, "DVSCopy.brep"); //debug BRepTools::Write(aProjFace, "DVSFace.brep"); //debug BRepTools::Write(prism, "DVSTool.brep"); //debug BRepTools::Write(pieces, "DVSPieces.brep"); //debug } // check for error in cut Bnd_Box testBox; BRepBndLib::Add(rawShape, testBox); testBox.SetGap(0.0); if (testBox.IsVoid()) { //prism & input don't intersect. rawShape is garbage, don't bother. Base::Console().Warning("DVS::execute - prism & input don't intersect - %s\n", Label.getValue()); return; } // build display geometry as in DVP, with minor mods gp_Ax2 viewAxis; TopoDS_Shape centeredShape; try { Base::Vector3d origin(0.0, 0.0, 0.0); viewAxis = getProjectionCS(origin); gp_Pnt inputCenter; inputCenter = TechDraw::findCentroid(rawShape, viewAxis); Base::Vector3d centroid(inputCenter.X(), inputCenter.Y(), inputCenter.Z()); centeredShape = TechDraw::moveShape(rawShape, centroid * -1.0); m_cutShape = centeredShape; m_saveCentroid = centroid; TopoDS_Shape scaledShape = TechDraw::scaleShape(centeredShape, getScale()); if (!DrawUtil::fpCompare(Rotation.getValue(),0.0)) { scaledShape = TechDraw::rotateShape(scaledShape, viewAxis, Rotation.getValue()); } if (debugSection()) { BRepTools::Write(m_cutShape, "DVSmCutShape.brep"); //debug BRepTools::Write(scaledShape, "DVSScaled.brep"); //debug // DrawUtil::dumpCS("DVS::execute - CS to GO", viewAxis); } geometryObject = buildGeometryObject(scaledShape,viewAxis); #if MOD_TECHDRAW_HANDLE_FACES extractFaces(); #endif //#if MOD_TECHDRAW_HANDLE_FACES } catch (Standard_Failure& e1) { Base::Console().Warning("DVS::execute - failed to build base shape %s - %s **\n", getNameInDocument(),e1.GetMessageString()); return; } //display geometry for cut shape is in geometryObject as in DVP // build section face geometry TopoDS_Compound faceIntersections = findSectionPlaneIntersections(rawShape); TopoDS_Shape centeredShapeF = TechDraw::moveShape(faceIntersections, m_saveCentroid * -1.0); TopoDS_Shape scaledSection = TechDraw::scaleShape(centeredShapeF, getScale()); if (!DrawUtil::fpCompare(Rotation.getValue(),0.0)) { scaledSection = TechDraw::rotateShape(scaledSection, viewAxis, Rotation.getValue()); } if (debugSection()) { BRepTools::Write(scaledSection, "DVSScaledFaces.brep"); //debug } // scaledSection is compound of TopoDS_Face intersections, but aligned to pln(origin, sectionNormal) // needs to be aligned to pln (origin, stdZ); gp_Ax3 R3; gp_Ax2 projCS = getSectionCS(); gp_Ax3 proj3 = gp_Ax3(gp_Pnt(0.0, 0.0, 0.0), projCS.Direction(), projCS.XDirection()); gp_Trsf fromR3; fromR3.SetTransformation(R3, proj3); BRepBuilderAPI_Transform xformer(fromR3); xformer.Perform(scaledSection, true); if (xformer.IsDone()) { sectionFaces = TopoDS::Compound(xformer.Shape()); // BRepTools::Write(sectionFaces, "DVSXFaces.brep"); //debug } else { Base::Console().Message("DVS::sectionExec - face xform failed\n"); } sectionFaces = TopoDS::Compound(GeometryObject::invertGeometry(sectionFaces)); //handle Qt -y //turn section faces into something we can draw tdSectionFaces.clear(); TopExp_Explorer sectionExpl(sectionFaces, TopAbs_FACE); int iface = 0; for (; sectionExpl.More(); sectionExpl.Next()) { iface++; const TopoDS_Face& face = TopoDS::Face(sectionExpl.Current()); TechDraw::Face* sectionFace = new TechDraw::Face(); TopExp_Explorer expFace(face, TopAbs_WIRE); int iwire = 0; for ( ; expFace.More(); expFace.Next()) { iwire++; TechDraw::Wire* w = new TechDraw::Wire(); const TopoDS_Wire& wire = TopoDS::Wire(expFace.Current()); int iedge = 0; TopExp_Explorer expWire(wire, TopAbs_EDGE); for ( ; expWire.More(); expWire.Next()) { iedge++; const TopoDS_Edge& edge = TopoDS::Edge(expWire.Current()); TechDraw::BaseGeom* e = BaseGeom::baseFactory(edge); if (e != nullptr) { w->geoms.push_back(e); } } sectionFace->wires.push_back(w); } tdSectionFaces.push_back(sectionFace); } // add cosmetic entities to view addCosmeticVertexesToGeom(); addCosmeticEdgesToGeom(); addCenterLinesToGeom(); // add landmark dim reference points to view addReferencesToGeom(); } gp_Pln DrawViewSection::getSectionPlane() const { gp_Ax2 viewAxis = getSectionCS(); gp_Ax3 viewAxis3(viewAxis); return gp_Pln(viewAxis3); } //! tries to find the intersection of the section plane with the shape giving a collection of planar faces TopoDS_Compound DrawViewSection::findSectionPlaneIntersections(const TopoDS_Shape& shape) { // Base::Console().Message("DVS::findSectionPlaneIntersections()\n"); TopoDS_Compound result; if(shape.IsNull()){ Base::Console().Warning("DrawViewSection::getSectionSurface - Sectional View shape is Empty\n"); return result; } gp_Pln plnSection = getSectionPlane(); BRep_Builder builder; builder.MakeCompound(result); TopExp_Explorer expFaces(shape, TopAbs_FACE); int i; int dbAdded = 0; for (i = 1 ; expFaces.More(); expFaces.Next(), i++) { const TopoDS_Face& face = TopoDS::Face(expFaces.Current()); BRepAdaptor_Surface adapt(face); if (adapt.GetType() == GeomAbs_Plane){ gp_Pln plnFace = adapt.Plane(); if(plnSection.Contains(plnFace.Location(), Precision::Confusion()) && plnFace.Axis().IsParallel(plnSection.Axis(), Precision::Angular())) { dbAdded++; builder.Add(result, face); } } } // BRepTools::Write(result, "DVSIntersect.brep"); //debug return result; } //calculate the ends of the section line in BaseView's coords std::pair DrawViewSection::sectionLineEnds(void) { std::pair result; Base::Vector3d stdZ(0.0, 0.0, 1.0); double baseRotation = getBaseDVP()->Rotation.getValue(); //Qt degrees Base::Rotation rotator(stdZ, baseRotation * M_PI / 180.0); Base::Rotation unrotator(stdZ, - baseRotation * M_PI / 180.0); auto sNorm = SectionNormal.getValue(); double angle = M_PI / 2.0; auto axis = getBaseDVP()->Direction.getValue(); Base::Vector3d stdOrg(0.0, 0.0, 0.0); Base::Vector3d sLineDir = DrawUtil::vecRotate(sNorm, angle, axis, stdOrg); sLineDir.Normalize(); Base::Vector3d sLineDir2 = - axis.Cross(sNorm); sLineDir2.Normalize(); Base::Vector3d sLineOnBase = getBaseDVP()->projectPoint(sLineDir2); sLineOnBase.Normalize(); auto sOrigin = SectionOrigin.getValue(); Base::Vector3d adjSectionOrg = sOrigin - getBaseDVP()->getOriginalCentroid(); Base::Vector3d sOrgOnBase = getBaseDVP()->projectPoint(adjSectionOrg); auto bbx = getBaseDVP()->getBoundingBox(); double xRange = bbx.MaxX - bbx.MinX; xRange /= getBaseDVP()->getScale(); double yRange = bbx.MaxY - bbx.MinY; yRange /= getBaseDVP()->getScale(); sOrgOnBase = rotator.multVec(sOrgOnBase); sLineOnBase = rotator.multVec(sLineOnBase); result = DrawUtil::boxIntersect2d(sOrgOnBase, sLineOnBase, xRange, yRange); //unscaled result.first = unrotator.multVec(result.first); result.second = unrotator.multVec(result.second); return result; } //this should really be in BoundBox.h //!check if point is in box or on boundary of box //!compare to isInBox which doesn't allow on boundary bool DrawViewSection::isReallyInBox (const Base::Vector3d v, const Base::BoundBox3d bb) const { if (v.x <= bb.MinX || v.x >= bb.MaxX) return false; if (v.y <= bb.MinY || v.y >= bb.MaxY) return false; if (v.z <= bb.MinZ || v.z >= bb.MaxZ) return false; return true; } bool DrawViewSection::isReallyInBox (const gp_Pnt p, const Bnd_Box& bb) const { return !bb.IsOut(p); } Base::Vector3d DrawViewSection::getXDirection(void) const { // Base::Console().Message("DVS::getXDirection() - %s\n", Label.getValue()); Base::Vector3d result(1.0, 0.0, 0.0); //default X App::Property* prop = getPropertyByName("XDirection"); if (prop != nullptr) { //have an XDirection property Base::Vector3d propVal = XDirection.getValue(); if (DrawUtil::fpCompare(propVal.Length(), 0.0)) { //but it has no value std::string sectName = SectionDirection.getValueAsString(); gp_Ax2 cs = getCSFromBase(sectName); gp_Dir gXDir = cs.XDirection(); result = Base::Vector3d(gXDir.X(), gXDir.Y(), gXDir.Z()); } else { result = propVal; //normal case. XDirection is set. } } else { //no Property. can this happen? std::string sectName = SectionDirection.getValueAsString(); gp_Ax2 cs = getCSFromBase(sectName); gp_Dir gXDir = cs.XDirection(); result = Base::Vector3d(gXDir.X(), gXDir.Y(), gXDir.Z()); } return result; } void DrawViewSection::setCSFromBase(const std::string sectionName) { // Base::Console().Message("DVS::setCSFromBase(%s)\n", sectionName.c_str()); gp_Ax2 CS = getCSFromBase(sectionName); gp_Dir gDir = CS.Direction(); Base::Vector3d vDir(gDir.X(), gDir.Y(), gDir.Z()); Direction.setValue(vDir); SectionNormal.setValue(vDir); gp_Dir gxDir = CS.XDirection(); Base::Vector3d vXDir(gxDir.X(), gxDir.Y(), gxDir.Z()); XDirection.setValue(vXDir); } gp_Ax2 DrawViewSection::getCSFromBase(const std::string sectionName) const { // Base::Console().Message("DVS::getCSFromBase(%s)\n", sectionName.c_str()); Base::Vector3d sectionNormal; Base::Vector3d sectionXDir; Base::Vector3d origin(0.0, 0.0, 0.0); Base::Vector3d sectOrigin = SectionOrigin.getValue(); gp_Ax2 dvpCS = getBaseDVP()->getProjectionCS(sectOrigin); if (debugSection()) { DrawUtil::dumpCS("DVS::getCSFromBase - dvp CS", dvpCS); } gp_Dir dvpDir = dvpCS.Direction(); gp_Dir dvpUp = dvpCS.YDirection(); gp_Dir dvpRight = dvpCS.XDirection(); gp_Pnt dvsLoc(sectOrigin.x, sectOrigin.y, sectOrigin.z); gp_Dir dvsDir; gp_Dir dvsXDir; if (sectionName == "Up") { //looking up dvsDir = dvpUp.Reversed(); dvsXDir = dvpRight; } else if (sectionName == "Down") { dvsDir = dvpUp; dvsXDir = dvpRight; } else if (sectionName == "Left") { dvsDir = dvpRight; dvsXDir = dvpDir.Reversed(); } else if (sectionName == "Right") { dvsDir = dvpRight.Reversed(); dvsXDir = dvpDir; } else { Base::Console().Log("Error - DVS::getCSFromBase - bad sectionName: %s\n",sectionName.c_str()); dvsDir = dvpRight; dvsXDir = dvpDir; } gp_Ax2 CS(dvsLoc, dvsDir, dvsXDir); if (debugSection()) { DrawUtil::dumpCS("DVS::getCSFromBase - sectionCS out", CS); } return CS; } //returns current section cs gp_Ax2 DrawViewSection::getSectionCS(void) const { // Base::Console().Message("DVS::getSectionCS()\n"); Base::Vector3d vNormal = SectionNormal.getValue(); gp_Dir gNormal(vNormal.x, vNormal.y, vNormal.z); Base::Vector3d vXDir = getXDirection(); gp_Dir gXDir(vXDir.x, vXDir.y, vXDir.z); Base::Vector3d vOrigin = SectionOrigin.getValue(); gp_Pnt gOrigin(vOrigin.x, vOrigin.y, vOrigin.z); gp_Ax2 sectionCS(gOrigin, gNormal); try { sectionCS = gp_Ax2(gOrigin, gNormal, gXDir); } catch (...) { Base::Console().Log("DVS::getSectionCS - %s - failed to create section CS\n", getNameInDocument()); } return sectionCS; } gp_Ax2 DrawViewSection::rotateCSArbitrary(gp_Ax2 oldCS, Base::Vector3d axis, double degAngle) const { gp_Ax2 newCS; gp_Pnt oldOrg = oldCS.Location(); gp_Dir gAxis(axis.x, axis.y, axis.z); gp_Ax1 rotAxis = gp_Ax1(oldOrg, gAxis); double radAngle = degAngle * M_PI / 180.0; newCS = oldCS.Rotated(rotAxis, radAngle); return newCS; } std::vector DrawViewSection::getDrawableLines(int i) { // Base::Console().Message("DVS::getDrawableLines(%d) - lineSets: %d\n", i, m_lineSets.size()); std::vector result; result = DrawGeomHatch::getTrimmedLinesSection(this,m_lineSets, getSectionTFace(i), HatchScale.getValue()); return result; } TopoDS_Face DrawViewSection::getSectionTFace(int i) { TopoDS_Face result; TopExp_Explorer expl(sectionFaces, TopAbs_FACE); int count = 1; for (; expl.More(); expl.Next(), count++) { if (count == i+1) { result = TopoDS::Face(expl.Current()); } } return result; } void DrawViewSection::unsetupObject() { TechDraw::DrawViewPart* base = getBaseDVP(); if (base != nullptr) { base->touch(); } DrawViewPart::unsetupObject(); } TechDraw::DrawViewPart* DrawViewSection::getBaseDVP() const { TechDraw::DrawViewPart* baseDVP = nullptr; App::DocumentObject* base = BaseView.getValue(); if (base != nullptr) { if (base->getTypeId().isDerivedFrom(TechDraw::DrawViewPart::getClassTypeId())) { baseDVP = static_cast(base); } } return baseDVP; } TechDraw::DrawProjGroupItem* DrawViewSection::getBaseDPGI() const { TechDraw::DrawProjGroupItem* baseDPGI = nullptr; App::DocumentObject* base = BaseView.getValue(); if (base != nullptr) { if (base->getTypeId().isDerivedFrom(TechDraw::DrawProjGroupItem::getClassTypeId())) { baseDPGI = static_cast(base); } } return baseDPGI; } void DrawViewSection::getParameters() { // Base::Console().Message("DVS::getParameters()\n"); Base::ReferencehGrp = App::GetApplication().GetUserParameter() .GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/TechDraw/General"); bool fuseFirst = hGrp->GetBool("SectionFuseFirst", false); FuseBeforeCut.setValue(fuseFirst); } bool DrawViewSection::debugSection(void) const { Base::Reference hGrp = App::GetApplication().GetUserParameter() .GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/TechDraw/debug"); bool result = hGrp->GetBool("debugSection",false); return result; } int DrawViewSection::prefCutSurface(void) const { // Base::Console().Message("DVS::prefCutSurface()\n"); Base::ReferencehGrp = App::GetApplication().GetUserParameter() .GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/TechDraw/Decorations"); int result = hGrp->GetInt("CutSurfaceDisplay", 2); //default to SvgHatch return result; } bool DrawViewSection::showSectionEdges(void) { Base::Reference hGrp = App::GetApplication().GetUserParameter() .GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/TechDraw/General"); return (hGrp->GetBool("ShowSectionEdges", true)); } void DrawViewSection::onDocumentRestored() { // Base::Console().Message("DVS::onDocumentRestored()\n"); if (SvgIncluded.isEmpty()) { if (!FileHatchPattern.isEmpty()) { std::string svgFileName = FileHatchPattern.getValue(); Base::FileInfo tfi(svgFileName); if (tfi.isReadable()) { setupSvgIncluded(); } } } if (PatIncluded.isEmpty()) { if (!FileGeomPattern.isEmpty()) { std::string patFileName = FileGeomPattern.getValue(); Base::FileInfo tfi(patFileName); if (tfi.isReadable()) { setupPatIncluded(); } } } makeLineSets(); DrawViewPart::onDocumentRestored(); } void DrawViewSection::setupObject() { //by this point DVS should have a name and belong to a document setupSvgIncluded(); setupPatIncluded(); DrawViewPart::setupObject(); } void DrawViewSection::setupSvgIncluded(void) { // Base::Console().Message("DVS::setupSvgIncluded()\n"); App::Document* doc = getDocument(); std::string special = getNameInDocument(); special += "SvgHatch.svg"; std::string dir = doc->TransientDir.getValue(); std::string svgName = dir + special; //first time std::string svgInclude = SvgIncluded.getValue(); if (svgInclude.empty()) { DrawUtil::copyFile(std::string(), svgName); SvgIncluded.setValue(svgName.c_str()); } std::string svgFile = FileHatchPattern.getValue(); if (!svgFile.empty()) { std::string exchName = SvgIncluded.getExchangeTempFile(); DrawUtil::copyFile(svgFile, exchName); SvgIncluded.setValue(exchName.c_str(), special.c_str()); } } void DrawViewSection::setupPatIncluded(void) { // Base::Console().Message("DVS::setupPatIncluded()\n"); App::Document* doc = getDocument(); std::string special = getNameInDocument(); special += "PatHatch.pat"; std::string dir = doc->TransientDir.getValue(); std::string patName = dir + special; std::string patProp = PatIncluded.getValue(); if (patProp.empty()) { DrawUtil::copyFile(std::string(), patName); PatIncluded.setValue(patName.c_str()); } if (!FileGeomPattern.isEmpty()) { std::string exchName = PatIncluded.getExchangeTempFile(); DrawUtil::copyFile(FileGeomPattern.getValue(), exchName); PatIncluded.setValue(exchName.c_str(), special.c_str()); } } // Python Drawing feature --------------------------------------------------------- namespace App { /// @cond DOXERR PROPERTY_SOURCE_TEMPLATE(TechDraw::DrawViewSectionPython, TechDraw::DrawViewSection) template<> const char* TechDraw::DrawViewSectionPython::getViewProviderName(void) const { return "TechDrawGui::ViewProviderDrawingView"; } /// @endcond // explicit template instantiation template class TechDrawExport FeaturePythonT; }