Add Mod/TechDraw/Gui
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WandererFan
227
src/Mod/TechDraw/Gui/QGISVGTemplate.cpp
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227
src/Mod/TechDraw/Gui/QGISVGTemplate.cpp
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/***************************************************************************
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* Copyright (c) 2012-2014 Luke Parry <l.parry@warwick.ac.uk> *
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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 <QFile>
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#include <QFont>
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#include <QPen>
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#include <QSvgRenderer>
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#include <QGraphicsSvgItem>
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#include <strstream>
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#include <boost/regex.hpp>
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#endif // #ifndef _PreComp_
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#include <App/Application.h>
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#include <Base/Console.h>
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#include <Base/Exception.h>
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#include <Base/Parameter.h>
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#include <Gui/Command.h>
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#include <Mod/Drawing/App/Geometry.h>
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#include <Mod/Drawing/App/DrawSVGTemplate.h>
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#include "QGISVGTemplate.h"
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using namespace TechDrawGui;
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QGISVGTemplate::QGISVGTemplate(QGraphicsScene *scene)
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: QGITemplate(scene)
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{
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m_svgRender = new QSvgRenderer();
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m_svgItem = new QGraphicsSvgItem();
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m_svgItem->setSharedRenderer(m_svgRender);
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m_svgItem->setFlags(QGI::ItemClipsToShape);
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m_svgItem->setCacheMode(QGI::NoCache);
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addToGroup(m_svgItem);
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}
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QGISVGTemplate::~QGISVGTemplate()
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{
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clearContents();
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delete m_svgRender;
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}
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QVariant QGISVGTemplate::itemChange(GraphicsItemChange change,
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const QVariant &value)
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{
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return QGIGroup::itemChange(change, value);
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}
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void QGISVGTemplate::clearContents()
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{
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for (std::vector<TemplateTextField *>::iterator it = textFields.begin();
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it != textFields.end(); ++it) {
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delete *it;
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}
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textFields.clear();
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}
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void QGISVGTemplate::openFile(const QFile &file)
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{
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}
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void QGISVGTemplate::load(const QString &fileName)
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{
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clearContents();
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if (fileName.isEmpty()){
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return;
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}
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QFile file(fileName);
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if (!file.exists()) {
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return;
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}
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m_svgRender->load(file.fileName());
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QSize size = m_svgRender->defaultSize();
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//Base::Console().Log("size of svg document <%i,%i>", size.width(), size.height());
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m_svgItem->setSharedRenderer(m_svgRender);
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TechDraw::DrawSVGTemplate *tmplte = getSVGTemplate();
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//std::string temp = tmplte->Template.getValue();
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std::string temp = tmplte->PageResult.getValue(); //fixes non-drawing of restored template
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if (temp.empty())
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return;
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Base::FileInfo fi(temp);
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// make a temp file for FileIncluded Property
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std::string tempName = tmplte->PageResult.getExchangeTempFile();
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std::ostringstream ofile;
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std::string tempendl = "--endOfLine--";
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std::string line;
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std::ifstream ifile (fi.filePath().c_str());
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while (!ifile.eof())
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{
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std::getline(ifile,line);
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// check if the marker in the template is found
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if(line.find("<!-- DrawingContent -->") == std::string::npos) {
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// if not - write through
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ofile << line << tempendl;
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}
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}
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std::string outfragment(ofile.str());
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// Find text tags with freecad:editable attribute and their matching tspans
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// keep tagRegex in sync with App/DrawSVGTemplate.cpp
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boost::regex tagRegex("<text([^>]*freecad:editable=[^>]*)>[^<]*<tspan[^>]*>([^<]*)</tspan>");
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// Smaller regexes for parsing matches to tagRegex
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boost::regex editableNameRegex("freecad:editable=\"(.*?)\"");
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boost::regex xRegex("x=\"([\\d.-]+)\"");
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boost::regex yRegex("y=\"([\\d.-]+)\"");
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//Note: some templates have fancy Transform clauses and don't use absolute x,y to position editableFields.
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// editableFields will be in the wrong place in this case.
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std::string::const_iterator begin, end;
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begin = outfragment.begin();
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end = outfragment.end();
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boost::match_results<std::string::const_iterator> tagMatch, nameMatch, xMatch, yMatch;
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//TODO: Find location of special fields (first/third angle) and make graphics items for them
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// and update the sketch
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while (boost::regex_search(begin, end, tagMatch, tagRegex)) {
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if ( boost::regex_search(tagMatch[1].first, tagMatch[1].second, nameMatch, editableNameRegex) &&
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boost::regex_search(tagMatch[1].first, tagMatch[1].second, xMatch, xRegex) &&
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boost::regex_search(tagMatch[1].first, tagMatch[1].second, yMatch, yRegex) ) {
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QString xStr = QString::fromStdString(xMatch[1].str());
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QString yStr = QString::fromStdString(yMatch[1].str());
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QString editableName = QString::fromStdString(nameMatch[1].str());
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double x = xStr.toDouble();
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double y = yStr.toDouble();
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//TODO: this should probably be configurable without a code change
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double editClickBoxSize = 1.5;
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QColor editClickBoxColor = Qt::green;
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double width = editClickBoxSize;
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double height = editClickBoxSize;
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TemplateTextField *item = new TemplateTextField(this, tmplte, nameMatch[1].str());
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float pad = 1;
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item->setRect(x - pad, -tmplte->getHeight() + y - height - pad,
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width + 2 * pad, height + 2 * pad);
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QPen myPen;
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QBrush myBrush(editClickBoxColor,Qt::SolidPattern);
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myPen.setStyle(Qt::SolidLine);
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myPen.setColor(editClickBoxColor);
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myPen.setWidth(0); // 0 means "cosmetic pen" - always 1px
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item->setPen(myPen);
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item->setBrush(myBrush);
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item->setZValue(100);
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addToGroup(item);
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textFields.push_back(item);
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}
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begin = tagMatch[0].second;
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}
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double xaspect, yaspect;
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xaspect = tmplte->getWidth() / (double) size.width();
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yaspect = tmplte->getHeight() / (double) size.height();
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QTransform qtrans;
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qtrans.translate(0.f, -tmplte->getHeight());
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qtrans.scale(xaspect , yaspect);
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m_svgItem->setTransform(qtrans);
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}
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TechDraw::DrawSVGTemplate * QGISVGTemplate::getSVGTemplate()
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{
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if(pageTemplate && pageTemplate->isDerivedFrom(TechDraw::DrawSVGTemplate::getClassTypeId()))
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return static_cast<TechDraw::DrawSVGTemplate *>(pageTemplate);
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else
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return 0;
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}
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void QGISVGTemplate::draw()
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{
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TechDraw::DrawSVGTemplate *tmplte = getSVGTemplate();
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if(!tmplte)
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throw Base::Exception("Template Feature not set for QGISVGTemplate");
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load(QString::fromUtf8(tmplte->PageResult.getValue()));
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}
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void QGISVGTemplate::updateView(bool update)
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{
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draw();
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}
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#include "moc_QGISVGTemplate.cpp"
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