284 lines
11 KiB
C++
284 lines
11 KiB
C++
/***************************************************************************
|
|
* Copyright (c) 2013 Yorik van Havre <yorik@uncreated.net> *
|
|
* *
|
|
* 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 <QDomDocument>
|
|
#endif
|
|
|
|
#include <iomanip>
|
|
#include <iterator>
|
|
|
|
#include <boost/regex.hpp>
|
|
|
|
#include <QXmlQuery>
|
|
#include <QXmlResultItems>
|
|
|
|
#include <Base/Exception.h>
|
|
#include <Base/FileInfo.h>
|
|
#include <Base/Console.h>
|
|
#include <Base/Tools.h>
|
|
|
|
#include "QDomNodeModel.h"
|
|
#include "DrawUtil.h"
|
|
#include "DrawPage.h"
|
|
#include "DrawViewSymbol.h"
|
|
|
|
#include <Mod/TechDraw/App/DrawViewSymbolPy.h> // generated from DrawViewSymbolPy.xml
|
|
|
|
using namespace TechDraw;
|
|
using namespace std;
|
|
|
|
|
|
//===========================================================================
|
|
// DrawViewSymbol
|
|
//===========================================================================
|
|
|
|
PROPERTY_SOURCE(TechDraw::DrawViewSymbol, TechDraw::DrawView)
|
|
|
|
|
|
DrawViewSymbol::DrawViewSymbol(void)
|
|
{
|
|
static const char *vgroup = "Drawing view";
|
|
|
|
ADD_PROPERTY_TYPE(Symbol,(""),vgroup,App::Prop_None,"The SVG code defining this symbol");
|
|
ADD_PROPERTY_TYPE(EditableTexts,(""),vgroup,App::Prop_None,"Substitution values for the editable strings in this symbol");
|
|
ScaleType.setValue("Custom");
|
|
Symbol.setStatus(App::Property::Hidden,true);
|
|
}
|
|
|
|
DrawViewSymbol::~DrawViewSymbol()
|
|
{
|
|
}
|
|
|
|
void DrawViewSymbol::onChanged(const App::Property* prop)
|
|
{
|
|
// Base::Console().Message("DVS::onChanged(%s) \n",prop->getName());
|
|
if (prop == &Symbol) {
|
|
if (!isRestoring() && Symbol.getValue()[0]) {
|
|
//this pulls the initial values from svg into editabletexts
|
|
// should only happen first time?? extra loop onChanged->execute->onChanged
|
|
|
|
std::vector<string> editables;
|
|
QDomDocument symbolDocument;
|
|
|
|
const char* symbol = Symbol.getValue();
|
|
QByteArray qba(symbol);
|
|
QString errorMsg;
|
|
int errorLine;
|
|
int errorCol;
|
|
bool nsProcess = false;
|
|
bool rc = symbolDocument.setContent(qba, nsProcess, &errorMsg, &errorLine, &errorCol);
|
|
if (rc) {
|
|
QDomElement symbolDocElem = symbolDocument.documentElement();
|
|
|
|
QXmlQuery query(QXmlQuery::XQuery10);
|
|
QDomNodeModel model(query.namePool(), symbolDocument);
|
|
query.setFocus(QXmlItem(model.fromDomNode(symbolDocElem)));
|
|
|
|
// XPath query to select all <tspan> nodes whose <text> parent
|
|
// has "freecad:editable" attribute
|
|
query.setQuery(QString::fromUtf8(
|
|
"declare default element namespace \"" SVG_NS_URI "\"; "
|
|
"declare namespace freecad=\"" FREECAD_SVG_NS_URI "\"; "
|
|
"//text[@freecad:editable]/tspan"));
|
|
|
|
QXmlResultItems queryResult;
|
|
query.evaluateTo(&queryResult);
|
|
|
|
while (!queryResult.next().isNull())
|
|
{
|
|
QDomElement tspanElement = model.toDomNode(queryResult.current().toNodeModelIndex()).toElement();
|
|
editables.push_back(tspanElement.text().toStdString());
|
|
}
|
|
}
|
|
else {
|
|
Base::Console().Warning("DVS::onChanged - %s - SVG for Symbol is not valid. See log.\n");
|
|
Base::Console().Log(
|
|
"Warning: DVS::onChanged(Symbol) for %s - len: %d rc: %d error: %s line: %d col: %d\n",
|
|
getNameInDocument(), strlen(symbol), rc,
|
|
qPrintable(errorMsg), errorLine, errorCol);
|
|
|
|
|
|
}
|
|
|
|
EditableTexts.setValues(editables);
|
|
// requestPaint();
|
|
}
|
|
}
|
|
|
|
TechDraw::DrawView::onChanged(prop);
|
|
}
|
|
|
|
App::DocumentObjectExecReturn *DrawViewSymbol::execute(void)
|
|
{
|
|
// Base::Console().Message("DVS::execute() \n");
|
|
// //dvs::execute is pretty fast. doesn't need to be blocked?
|
|
// if (!keepUpdated()) {
|
|
// return App::DocumentObject::StdReturn;
|
|
// }
|
|
|
|
std::string svg = Symbol.getValue();
|
|
if (svg.empty()) {
|
|
return App::DocumentObject::StdReturn;
|
|
}
|
|
|
|
const std::vector<std::string>& editText = EditableTexts.getValues();
|
|
|
|
if (!editText.empty()) {
|
|
QDomDocument symbolDocument;
|
|
const char* symbol = Symbol.getValue();
|
|
QByteArray qba(symbol);
|
|
QString errorMsg;
|
|
int errorLine;
|
|
int errorCol;
|
|
bool nsProcess = false;
|
|
bool rc = symbolDocument.setContent(qba, nsProcess, &errorMsg, &errorLine, &errorCol);
|
|
if (rc) {
|
|
QDomElement symbolDocElem = symbolDocument.documentElement();
|
|
|
|
QXmlQuery query(QXmlQuery::XQuery10);
|
|
QDomNodeModel model(query.namePool(), symbolDocument);
|
|
query.setFocus(QXmlItem(model.fromDomNode(symbolDocElem)));
|
|
|
|
// XPath query to select all <tspan> nodes whose <text> parent
|
|
// has "freecad:editable" attribute
|
|
query.setQuery(QString::fromUtf8(
|
|
"declare default element namespace \"" SVG_NS_URI "\"; "
|
|
"declare namespace freecad=\"" FREECAD_SVG_NS_URI "\"; "
|
|
"//text[@freecad:editable]/tspan"));
|
|
|
|
QXmlResultItems queryResult;
|
|
query.evaluateTo(&queryResult);
|
|
|
|
unsigned int count = 0;
|
|
while (!queryResult.next().isNull())
|
|
{
|
|
QDomElement tspanElement = model.toDomNode(queryResult.current().toNodeModelIndex()).toElement();
|
|
|
|
// Keep all spaces in the text node
|
|
tspanElement.setAttribute(QString::fromUtf8("xml:space"), QString::fromUtf8("preserve"));
|
|
|
|
// Remove all child nodes (if any)
|
|
while (!tspanElement.lastChild().isNull()) {
|
|
tspanElement.removeChild(tspanElement.lastChild());
|
|
}
|
|
|
|
// Finally append text node with editable replacement as the only <tspan> descendant
|
|
tspanElement.appendChild(symbolDocument.createTextNode(
|
|
QString::fromUtf8(editText[count].c_str())));
|
|
++count;
|
|
}
|
|
|
|
Symbol.setValue(symbolDocument.toString(1).toStdString());
|
|
}
|
|
else {
|
|
Base::Console().Warning("DVS::execute - %s - SVG for Symbol is not valid. See log.\n");
|
|
Base::Console().Log(
|
|
"Warning: DVS::execute() - %s - len: %d rc: %d error: %s line: %d col: %d\n",
|
|
getNameInDocument(), strlen(symbol), rc,
|
|
qPrintable(errorMsg), errorLine, errorCol);
|
|
}
|
|
}
|
|
|
|
// requestPaint();
|
|
return DrawView::execute();
|
|
}
|
|
|
|
QRectF DrawViewSymbol::getRect() const
|
|
{
|
|
double w = 64.0; //must default to something
|
|
double h = 64.0;
|
|
return (QRectF(0,0,w,h));
|
|
// std::string svg = Symbol.getValue();
|
|
// string::const_iterator begin, end;
|
|
// begin = svg.begin();
|
|
// end = svg.end();
|
|
// boost::match_results<std::string::const_iterator> what;
|
|
|
|
// boost::regex e1 ("width=\"([0-9.]*?)[a-zA-Z]*?\"");
|
|
// if (boost::regex_search(begin, end, what, e1)) {
|
|
// //std::string wText = what[0].str(); //this is the whole match 'width="100"'
|
|
// std::string wNum = what[1].str(); //this is just the number 100
|
|
// w = std::stod(wNum);
|
|
// }
|
|
//
|
|
// boost::regex e2 ("height=\"([0-9.]*?)[a-zA-Z]*?\"");
|
|
// if (boost::regex_search(begin, end, what, e2)) {
|
|
// //std::string hText = what[0].str();
|
|
// std::string hNum = what[1].str();
|
|
// h = std::stod(hNum);
|
|
// }
|
|
// return (QRectF(0,0,getScale() * w,getScale() * h));
|
|
//we now have a w x h, but we don't really know what it means - px,mm,in,...
|
|
|
|
}
|
|
|
|
//!Assume all svg files fit the page and/or the user will scale manually
|
|
//see getRect() above
|
|
bool DrawViewSymbol::checkFit(TechDraw::DrawPage* p) const
|
|
{
|
|
(void)p;
|
|
bool result = true;
|
|
return result;
|
|
}
|
|
|
|
short DrawViewSymbol::mustExecute() const
|
|
{
|
|
short result = 0;
|
|
if (!isRestoring()) {
|
|
result = (Scale.isTouched() ||
|
|
EditableTexts.isTouched());
|
|
}
|
|
if ((bool) result) {
|
|
return result;
|
|
}
|
|
return DrawView::mustExecute();
|
|
}
|
|
|
|
|
|
PyObject *DrawViewSymbol::getPyObject(void)
|
|
{
|
|
if (PythonObject.is(Py::_None())) {
|
|
// ref counter is set to 1
|
|
PythonObject = Py::Object(new DrawViewSymbolPy(this),true);
|
|
}
|
|
return Py::new_reference_to(PythonObject);
|
|
}
|
|
|
|
// Python Drawing feature ---------------------------------------------------------
|
|
|
|
namespace App {
|
|
/// @cond DOXERR
|
|
PROPERTY_SOURCE_TEMPLATE(TechDraw::DrawViewSymbolPython, TechDraw::DrawViewSymbol)
|
|
template<> const char* TechDraw::DrawViewSymbolPython::getViewProviderName(void) const {
|
|
return "TechDrawGui::ViewProviderSymbol";
|
|
}
|
|
/// @endcond
|
|
|
|
// explicit template instantiation
|
|
template class TechDrawExport FeaturePythonT<TechDraw::DrawViewSymbol>;
|
|
}
|