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create/src/Mod/TechDraw/App/DrawViewDetail.cpp
2020-02-14 07:44:56 -05:00

440 lines
15 KiB
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/***************************************************************************
* Copyright (c) 2016 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 *
* *
***************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
# include <sstream>
#include <Bnd_Box.hxx>
#include <BRepAdaptor_Surface.hxx>
#include <BRepAlgoAPI_Common.hxx>
#include <BRepAlgoAPI_Cut.hxx>
#include <BRepBndLib.hxx>
#include <BRepBuilderAPI_Copy.hxx>
#include <BRepBuilderAPI_MakeFace.hxx>
#include <BRepBuilderAPI_MakeSolid.hxx>
#include <BRepBuilderAPI_Transform.hxx>
#include <BRep_Builder.hxx>
#include <BRepPrimAPI_MakeCylinder.hxx>
#include <BRepPrimAPI_MakePrism.hxx>
#include <BRepPrim_Cylinder.hxx>
#include <BRepTools.hxx>
#include <Geom_Plane.hxx>
#include <gp_Ax1.hxx>
#include <gp_Ax2.hxx>
#include <gp_Ax3.hxx>
#include <gp_Dir.hxx>
#include <gp_Pln.hxx>
#include <gp_Pnt.hxx>
#include <HLRAlgo_Projector.hxx>
#include <HLRBRep_Algo.hxx>
#include <HLRBRep_HLRToShape.hxx>
#include <TopExp_Explorer.hxx>
#include <TopExp.hxx>
#include <TopoDS_Compound.hxx>
#include <TopoDS_Edge.hxx>
#include <TopoDS_Face.hxx>
#include <TopoDS.hxx>
#include <TopoDS_Shape.hxx>
#include <TopoDS_Shell.hxx>
#include <TopoDS_Solid.hxx>
#include <TopoDS_Vertex.hxx>
#endif
#include <chrono>
# include <QFile>
# include <QFileInfo>
#include <App/Application.h>
#include <App/Document.h>
#include <App/Material.h>
#include <Base/BoundBox.h>
#include <Base/Exception.h>
#include <Base/Console.h>
#include <Base/Parameter.h>
#include <Mod/Part/App/PartFeature.h>
#include <Mod/Part/App/TopoShape.h>
#include "Geometry.h"
#include "GeometryObject.h"
#include "Cosmetic.h"
#include "EdgeWalker.h"
#include "DrawProjectSplit.h"
#include "DrawUtil.h"
#include "DrawViewDetail.h"
#include "DrawProjGroupItem.h"
#include "DrawViewSection.h"
using namespace TechDraw;
using namespace std;
//===========================================================================
// DrawViewDetail
//===========================================================================
PROPERTY_SOURCE(TechDraw::DrawViewDetail, TechDraw::DrawViewPart)
DrawViewDetail::DrawViewDetail()
// :
// m_mattingStyle(0)
{
static const char *dgroup = "Detail";
ADD_PROPERTY_TYPE(BaseView ,(0),dgroup,App::Prop_None,"2D View source for this Section");
BaseView.setScope(App::LinkScope::Global);
ADD_PROPERTY_TYPE(AnchorPoint ,(0,0,0) ,dgroup,App::Prop_None,"Location of detail in BaseView");
ADD_PROPERTY_TYPE(Radius,(10.0),dgroup, App::Prop_None, "Size of detail area");
ADD_PROPERTY_TYPE(Reference ,("1"),dgroup,App::Prop_None,"An identifier for this detail");
getParameters();
m_fudge = 1.01;
//hide Properties not relevant to DVDetail
Direction.setStatus(App::Property::ReadOnly,true); //Should be same as BaseView
Rotation.setStatus(App::Property::ReadOnly,true); //same as BaseView
}
DrawViewDetail::~DrawViewDetail()
{
}
short DrawViewDetail::mustExecute() const
{
short result = 0;
if (!isRestoring()) {
result = (AnchorPoint.isTouched() ||
Radius.isTouched() ||
BaseView.isTouched() ||
Reference.isTouched());
}
if (result) {
return result;
}
return TechDraw::DrawView::mustExecute();
}
void DrawViewDetail::onChanged(const App::Property* prop)
{
if (!isRestoring()) {
if (prop == &Reference) {
std::string lblText = "Detail " +
std::string(Reference.getValue());
Label.setValue(lblText);
}
if ((prop == &Reference) ||
(prop == &Radius) ||
(prop == &AnchorPoint)) {
// BaseView.getValue()->touch(); //hack. sb "update graphics"
enforceRecompute();
}
}
DrawView::onChanged(prop);
}
App::DocumentObjectExecReturn *DrawViewDetail::execute(void)
{
// Base::Console().Message("DVD::execute() - %s\n", Label.getValue());
if (!keepUpdated()) {
return App::DocumentObject::StdReturn;
}
App::DocumentObject* baseObj = BaseView.getValue();
if (!baseObj) {
bool isRestoring = getDocument()->testStatus(App::Document::Status::Restoring);
if (isRestoring) {
Base::Console().Warning("DVD::execute - No BaseView (but document is restoring) - %s\n",
getNameInDocument());
} else {
Base::Console().Error("Error: DVD::execute - No BaseView(s) linked. - %s\n",
getNameInDocument());
}
return DrawView::execute();
}
DrawViewPart* dvp = nullptr;
if (!baseObj->getTypeId().isDerivedFrom(TechDraw::DrawViewPart::getClassTypeId())) {
return new App::DocumentObjectExecReturn("BaseView object is not a DrawViewPart object");
} else {
dvp = static_cast<DrawViewPart*>(baseObj);
}
DrawProjGroupItem* dpgi = nullptr;
if (dvp->isDerivedFrom(TechDraw::DrawProjGroupItem::getClassTypeId())) {
dpgi= static_cast<TechDraw::DrawProjGroupItem*>(dvp);
}
DrawViewSection* dvs = nullptr;
if (dvp->isDerivedFrom(TechDraw::DrawViewSection::getClassTypeId())) {
dvs= static_cast<TechDraw::DrawViewSection*>(dvp);
}
TopoDS_Shape shape;
if (dvs != nullptr) {
shape = dvs->getCutShape();
} else if (dpgi != nullptr) {
shape = dpgi->getSourceShapeFused();
} else {
shape = dvp->getSourceShapeFused();
}
if (shape.IsNull()) {
bool isRestoring = getDocument()->testStatus(App::Document::Status::Restoring);
if (isRestoring) {
Base::Console().Warning("DVD::execute - source shape is invalid - (but document is restoring) - %s\n",
getNameInDocument());
} else {
Base::Console().Error("Error: DVD::execute - Source shape is Null. - %s\n",
getNameInDocument());
}
return DrawView::execute();
}
bool haveX = checkXDirection();
if (!haveX) {
//block touch/onChanged stuff
Base::Vector3d newX = getXDirection();
XDirection.setValue(newX);
XDirection.purgeTouched(); //don't trigger updates!
//unblock
}
detailExec(shape, dvp, dvs);
//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;
detailExec(shape, dvp, dvs);
}
}
}
dvp->requestPaint(); //to refresh detail highlight!
return DrawView::execute();
}
void DrawViewDetail::detailExec(TopoDS_Shape shape,
DrawViewPart* dvp,
DrawViewSection* dvs)
{
Base::Vector3d anchor = AnchorPoint.getValue(); //this is a 2D point (in unrotated coords)
Base::Vector3d dirDetail = dvp->Direction.getValue();
double radius = getFudgeRadius();
double scale = getScale();
BRepBuilderAPI_Copy BuilderCopy(shape);
TopoDS_Shape copyShape = BuilderCopy.Shape();
gp_Pnt gpCenter = TechDraw::findCentroid(copyShape,
dirDetail);
Base::Vector3d shapeCenter = Base::Vector3d(gpCenter.X(),gpCenter.Y(),gpCenter.Z());
if (dvs != nullptr) {
//section cutShape should already be on origin
} else {
copyShape = TechDraw::moveShape(copyShape, //centre shape on origin
-shapeCenter);
}
shapeCenter = Base::Vector3d(0.0, 0.0, 0.0);
gp_Ax2 viewAxis;
viewAxis = dvp->getProjectionCS(shapeCenter);
anchor = Base::Vector3d(anchor.x,anchor.y, 0.0);
Base::Vector3d anchorOffset3d = DrawUtil::toR3(viewAxis, anchor); //anchor displacement in R3
Bnd_Box bbxSource;
bbxSource.SetGap(0.0);
BRepBndLib::Add(copyShape, bbxSource);
double diag = sqrt(bbxSource.SquareExtent());
Base::Vector3d toolPlaneOrigin = anchorOffset3d + dirDetail * diag * -1.0; //center tool about anchor
double extrudeLength = 2.0 * toolPlaneOrigin.Length();
gp_Pnt gpnt(toolPlaneOrigin.x,toolPlaneOrigin.y,toolPlaneOrigin.z);
gp_Dir gdir(dirDetail.x,dirDetail.y,dirDetail.z);
gp_Pln gpln(gpnt,gdir);
double hideToolRadius = radius * 1.0;
BRepBuilderAPI_MakeFace mkFace(gpln, -hideToolRadius,hideToolRadius,-hideToolRadius,hideToolRadius);
TopoDS_Face aProjFace = mkFace.Face();
if(aProjFace.IsNull()) {
Base::Console().Warning("DVD::execute - %s - failed to create tool base face\n", getNameInDocument());
return;
}
Base::Vector3d extrudeVec = dirDetail * extrudeLength;
gp_Vec extrudeDir(extrudeVec.x,extrudeVec.y,extrudeVec.z);
TopoDS_Shape tool = BRepPrimAPI_MakePrism(aProjFace, extrudeDir, false, true).Shape();
BRepAlgoAPI_Common mkCommon(copyShape,tool);
if (!mkCommon.IsDone()) {
Base::Console().Warning("DVD::execute - %s - detail cut operation failed (1)\n", getNameInDocument());
return;
}
if (mkCommon.Shape().IsNull()) {
Base::Console().Warning("DVD::execute - %s - detail cut operation failed (2)\n", getNameInDocument());
return;
}
//Did we get a solid?
TopExp_Explorer xp;
xp.Init(mkCommon.Shape(),TopAbs_SOLID);
if (!(xp.More() == Standard_True)) {
Base::Console().Warning("DVD::execute - mkCommon.Shape is not a solid!\n");
}
TopoDS_Shape detail = mkCommon.Shape();
if (debugDetail()) {
BRepTools::Write(tool, "DVDTool.brep"); //debug
BRepTools::Write(copyShape, "DVDCopy.brep"); //debug
BRepTools::Write(detail, "DVDCommon.brep"); //debug
}
Bnd_Box testBox;
testBox.SetGap(0.0);
BRepBndLib::Add(detail, testBox);
if (testBox.IsVoid()) {
TechDraw::GeometryObject* go = getGeometryObject();
if (go != nullptr) {
go->clear();
}
dvp->requestPaint();
Base::Console().Warning("DVD::execute - %s - detail area contains no geometry\n", getNameInDocument());
return;
}
//for debugging show compound instead of common
// BRep_Builder builder;
// TopoDS_Compound Comp;
// builder.MakeCompound(Comp);
// builder.Add(Comp, tool);
// builder.Add(Comp, copyShape);
gp_Pnt inputCenter;
try {
inputCenter = TechDraw::findCentroid(tool,
dirDetail);
Base::Vector3d centroid(inputCenter.X(),
inputCenter.Y(),
inputCenter.Z());
Base::Vector3d stdOrg(0.0,0.0,0.0);
gp_Ax2 viewAxis = dvp->getProjectionCS(stdOrg); //sb same CS as base view.
//center shape on origin
TopoDS_Shape centeredShape = TechDraw::moveShape(detail,
centroid * -1.0);
TopoDS_Shape scaledShape = TechDraw::scaleShape(centeredShape,
getScale());
if (!DrawUtil::fpCompare(Rotation.getValue(),0.0)) {
scaledShape = TechDraw::rotateShape(scaledShape,
viewAxis,
Rotation.getValue());
}
if (debugDetail()) {
BRepTools::Write(tool, "DVDScaled.brep"); //debug
}
geometryObject = buildGeometryObject(scaledShape,viewAxis);
geometryObject->pruneVertexGeom(Base::Vector3d(0.0,0.0,0.0),
Radius.getValue() * scale); //remove vertices beyond clipradius
#if MOD_TECHDRAW_HANDLE_FACES
if (handleFaces()) {
try {
extractFaces();
}
catch (Standard_Failure& e4) {
Base::Console().Log("LOG - DVD::execute - extractFaces failed for %s - %s **\n",getNameInDocument(),e4.GetMessageString());
return;
}
}
#endif //#if MOD_TECHDRAW_HANDLE_FACES
}
catch (Standard_Failure& e1) {
Base::Console().Message("LOG - DVD::execute - failed to create detail %s - %s **\n",getNameInDocument(),e1.GetMessageString());
return;
}
addCosmeticVertexesToGeom();
addCosmeticEdgesToGeom();
addCenterLinesToGeom();
}
double DrawViewDetail::getFudgeRadius()
{
return Radius.getValue() * m_fudge;
}
bool DrawViewDetail::debugDetail(void) const
{
Base::Reference<ParameterGrp> hGrp = App::GetApplication().GetUserParameter()
.GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/TechDraw/debug");
bool result = hGrp->GetBool("debugDetail",false);
return result;
}
void DrawViewDetail::getParameters()
{
// what parameters are useful?
// handleFaces
// radiusFudge?
// Base::Reference<ParameterGrp> hGrp = App::GetApplication().GetUserParameter()
// .GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/TechDraw");
// m_mattingStyle = hGrp->GetInt("MattingStyle", 0);
}
// Python Drawing feature ---------------------------------------------------------
namespace App {
/// @cond DOXERR
PROPERTY_SOURCE_TEMPLATE(TechDraw::DrawViewDetailPython, TechDraw::DrawViewDetail)
template<> const char* TechDraw::DrawViewDetailPython::getViewProviderName(void) const {
return "TechDrawGui::ViewProviderViewPart";
}
/// @endcond
// explicit template instantiation
template class TechDrawExport FeaturePythonT<TechDraw::DrawViewDetail>;
}