291 lines
9.1 KiB
C++
291 lines
9.1 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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#include "PreCompiled.h"
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#ifndef _PreComp_
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# include <sstream>
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#include <Precision.hxx>
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#include <cmath>
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#endif
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#include <iomanip>
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# include <QFile>
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# include <QFileInfo>
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#include <App/Application.h>
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#include <App/Document.h>
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#include <Base/Console.h>
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#include <Base/Exception.h>
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#include <Base/FileInfo.h>
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#include <Base/Parameter.h>
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#include <Base/UnitsApi.h>
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#include "DrawViewPart.h"
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#include "DrawUtil.h"
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#include "Preferences.h"
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#include "DrawHatch.h"
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#include <Mod/TechDraw/App/DrawHatchPy.h> // generated from DrawHatchPy.xml
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using namespace TechDraw;
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using namespace std;
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PROPERTY_SOURCE(TechDraw::DrawHatch, App::DocumentObject)
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DrawHatch::DrawHatch(void)
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{
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static const char *vgroup = "Hatch";
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ADD_PROPERTY_TYPE(Source, (nullptr), vgroup, (App::PropertyType)(App::Prop_None), "The View + Face to be hatched");
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Source.setScope(App::LinkScope::Global);
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ADD_PROPERTY_TYPE(HatchPattern, (prefSvgHatch()), vgroup, App::Prop_None, "The hatch pattern file for this area");
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ADD_PROPERTY_TYPE(SvgIncluded, (""), vgroup,App::Prop_None,
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"Embedded SVG hatch file. System use only."); // n/a to end users
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std::string svgFilter("SVG files (*.svg *.SVG);;All files (*)");
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HatchPattern.setFilter(svgFilter);
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}
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DrawHatch::~DrawHatch()
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{
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}
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void DrawHatch::onChanged(const App::Property* prop)
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{
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if (!isRestoring()) {
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if (prop == &Source) {
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DrawHatch::execute();
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}
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App::Document* doc = getDocument();
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if ((prop == &HatchPattern) &&
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(doc != nullptr) ) {
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if (!HatchPattern.isEmpty()) {
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replaceSvgIncluded(HatchPattern.getValue());
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}
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}
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}
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App::DocumentObject::onChanged(prop);
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}
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App::DocumentObjectExecReturn *DrawHatch::execute(void)
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{
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DrawViewPart* parent = getSourceView();
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if (parent) {
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parent->requestPaint();
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}
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return App::DocumentObject::StdReturn;
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}
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DrawViewPart* DrawHatch::getSourceView(void) const
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{
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App::DocumentObject* obj = Source.getValue();
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DrawViewPart* result = dynamic_cast<DrawViewPart*>(obj);
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return result;
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}
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PyObject *DrawHatch::getPyObject(void)
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{
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if (PythonObject.is(Py::_None())) {
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// ref counter is set to 1
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PythonObject = Py::Object(new DrawHatchPy(this),true);
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}
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return Py::new_reference_to(PythonObject);
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}
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bool DrawHatch::faceIsHatched(int i,std::vector<TechDraw::DrawHatch*> hatchObjs)
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{
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bool result = false;
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bool found = false;
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for (auto& h:hatchObjs) {
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const std::vector<std::string> &sourceNames = h->Source.getSubValues();
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for (auto& s : sourceNames) {
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int fdx = TechDraw::DrawUtil::getIndexFromName(s);
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if (fdx == i) {
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result = true;
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found = true;
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break;
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}
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}
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if (found) {
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break;
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}
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}
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return result;
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}
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//does this hatch affect face i
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bool DrawHatch::affectsFace(int i)
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{
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bool result = false;
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const std::vector<std::string> &sourceNames = Source.getSubValues();
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for (auto& s : sourceNames) {
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int fdx = TechDraw::DrawUtil::getIndexFromName(s);
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if (fdx == i) {
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result = true;
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break;
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}
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}
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return result;
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}
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//remove a subElement(Face) from Source PropertyLinkSub
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bool DrawHatch::removeSub(std::string toRemove)
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{
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// Base::Console().Message("DH::removeSub(%s)\n",toRemove.c_str());
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bool removed = false;
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const std::vector<std::string> &sourceNames = Source.getSubValues();
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std::vector<std::string> newList;
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App::DocumentObject* sourceFeat = Source.getValue();
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for (auto& s: sourceNames) {
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if (s == toRemove) {
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removed = true;
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} else {
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newList.push_back(s);
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}
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}
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if (removed) {
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Source.setValue(sourceFeat, newList);
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}
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return removed;
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}
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bool DrawHatch::removeSub(int i)
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{
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// Base::Console().Message("DH::removeSub(%d)\n",i);
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std::stringstream ss;
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ss << "Face" << i;
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return removeSub(ss.str());
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}
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bool DrawHatch::empty(void)
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{
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const std::vector<std::string> &sourceNames = Source.getSubValues();
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return sourceNames.empty();
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}
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void DrawHatch::replaceSvgIncluded(std::string newSvgFile)
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{
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// Base::Console().Message("DH::replaceSvgHatch(%s)\n", newSvgFile.c_str());
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if (SvgIncluded.isEmpty()) {
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setupSvgIncluded();
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} else {
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std::string tempName = SvgIncluded.getExchangeTempFile();
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DrawUtil::copyFile(newSvgFile, tempName);
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SvgIncluded.setValue(tempName.c_str());
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}
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}
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void DrawHatch::onDocumentRestored()
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{
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//if this is a restore, we should be checking for SvgIncluded empty,
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// if it is, set it up from hatchPattern,
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// else, don't do anything
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// Base::Console().Message("DH::onDocumentRestored()\n");
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if (SvgIncluded.isEmpty()) {
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if (!HatchPattern.isEmpty()) {
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std::string svgFileName = HatchPattern.getValue();
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Base::FileInfo tfi(svgFileName);
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if (tfi.isReadable()) {
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if (SvgIncluded.isEmpty()) {
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setupSvgIncluded();
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}
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}
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}
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}
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App::DocumentObject::onDocumentRestored();
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}
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void DrawHatch::setupObject()
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{
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//by this point DH should have a name and belong to a document
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setupSvgIncluded();
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App::DocumentObject::setupObject();
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}
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void DrawHatch::setupSvgIncluded(void)
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{
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// Base::Console().Message("DH::setupSvgIncluded()\n");
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App::Document* doc = getDocument();
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std::string special = getNameInDocument();
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special += "SvgHatch.svg";
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std::string dir = doc->TransientDir.getValue();
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std::string svgName = dir + special;
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if (SvgIncluded.isEmpty()) {
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DrawUtil::copyFile(std::string(), svgName);
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SvgIncluded.setValue(svgName.c_str());
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}
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if (!HatchPattern.isEmpty()) {
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std::string exchName = SvgIncluded.getExchangeTempFile();
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DrawUtil::copyFile(HatchPattern.getValue(), exchName);
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SvgIncluded.setValue(exchName.c_str(), special.c_str());
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}
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}
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void DrawHatch::unsetupObject(void)
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{
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// Base::Console().Message("DH::unsetupObject() - status: %lu removing: %d \n", getStatus(), isRemoving());
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App::DocumentObject* source = Source.getValue();
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DrawView* dv = dynamic_cast<DrawView*>(source);
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if (dv != nullptr) {
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dv->requestPaint();
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}
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App::DocumentObject::unsetupObject();
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}
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//standard preference getters
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std::string DrawHatch::prefSvgHatch(void)
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{
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return Preferences::svgFile();
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}
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App::Color DrawHatch::prefSvgHatchColor(void)
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{
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Base::Reference<ParameterGrp> hGrp = App::GetApplication().GetUserParameter()
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.GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/TechDraw/Colors");
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App::Color fcColor;
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fcColor.setPackedValue(hGrp->GetUnsigned("Hatch", 0x00FF0000));
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return fcColor;
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}
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// Python Drawing feature ---------------------------------------------------------
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namespace App {
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/// @cond DOXERR
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PROPERTY_SOURCE_TEMPLATE(TechDraw::DrawHatchPython, TechDraw::DrawHatch)
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template<> const char* TechDraw::DrawHatchPython::getViewProviderName(void) const {
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return "TechDrawGui::ViewProviderHatch";
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}
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/// @endcond
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// explicit template instantiation
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template class TechDrawExport FeaturePythonT<TechDraw::DrawHatch>;
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}
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