FreeCAD/src/Mod/Path/App/CommandPyImp.cpp

246 lines
8.6 KiB
C++

/***************************************************************************
* Copyright (c) Yorik van Havre (yorik@uncreated.net) 2014 *
* *
* 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"
#include <boost/algorithm/string.hpp>
#include <Base/Exception.h>
#include <Base/Vector3D.h>
#include <Base/VectorPy.h>
#include <Base/PlacementPy.h>
#include "Mod/Path/App/Command.h"
// files generated out of CommandPy.xml
#include "CommandPy.h"
#include "CommandPy.cpp"
using namespace Path;
// returns a string which represents the object e.g. when printed in python
std::string CommandPy::representation(void) const
{
std::stringstream str;
str.precision(5);
str << "Command ";
str << getCommandPtr()->Name;
str << " [";
for(std::map<std::string,double>::iterator i = getCommandPtr()->Parameters.begin(); i != getCommandPtr()->Parameters.end(); ++i) {
std::string k = i->first;
double v = i->second;
str << " " << k << ":" << v;
}
str << " ]";
return str.str();
}
PyObject *CommandPy::PyMake(struct _typeobject *, PyObject *, PyObject *) // Python wrapper
{
// create a new instance of CommandPy and the Twin object
return new CommandPy(new Command);
}
// constructor method
int CommandPy::PyInit(PyObject* args, PyObject* kwd)
{
PyObject *parameters = NULL;
char *name = "";
static char *kwlist[] = {"name", "parameters", NULL};
if ( PyArg_ParseTupleAndKeywords(args, kwd, "|sO!", kwlist, &name, &PyDict_Type, &parameters) ) {
std::string sname(name);
boost::to_upper(sname);
if (!sname.empty())
getCommandPtr()->setFromGCode(name);
PyObject *key, *value;
Py_ssize_t pos = 0;
while (parameters && PyDict_Next(parameters, &pos, &key, &value)) {
if ( !PyObject_TypeCheck(key,&(PyString_Type)) || (!PyObject_TypeCheck(value,&(PyFloat_Type)) && !PyObject_TypeCheck(value,&(PyInt_Type))) ) {
PyErr_SetString(PyExc_TypeError, "The dictionary can only contain string:number pairs");
return -1;
}
std::string ckey = PyString_AsString(key);
boost::to_upper(ckey);
double cvalue;
if (PyObject_TypeCheck(value,&(PyInt_Type))) {
cvalue = (double)PyInt_AsLong(value);
} else {
cvalue = PyFloat_AsDouble(value);
}
getCommandPtr()->Parameters[ckey]=cvalue;
}
return 0;
}
PyErr_Clear(); // set by PyArg_ParseTuple()
if ( PyArg_ParseTupleAndKeywords(args, kwd, "|sO!", kwlist, &name, &(Base::PlacementPy::Type), &parameters) ) {
std::string sname(name);
boost::to_upper(sname);
if (!sname.empty())
getCommandPtr()->setFromGCode(name);
Base::PlacementPy *p = static_cast<Base::PlacementPy*>(parameters);
getCommandPtr()->setFromPlacement( *p->getPlacementPtr() );
return 0;
}
return -1;
}
// Name attribute
Py::String CommandPy::getName(void) const
{
return Py::String(getCommandPtr()->Name.c_str());
}
void CommandPy::setName(Py::String arg)
{
std::string cmd = arg.as_std_string();
boost::to_upper(cmd);
getCommandPtr()->Name = cmd;
}
// Parameters attribute get/set
Py::Dict CommandPy::getParameters(void) const
{
PyObject *dict = PyDict_New();
for(std::map<std::string,double>::iterator i = getCommandPtr()->Parameters.begin(); i != getCommandPtr()->Parameters.end(); ++i) {
PyDict_SetItem(dict,PyString_FromString(i->first.c_str()),PyFloat_FromDouble(i->second));
}
return Py::Dict(dict);
}
void CommandPy::setParameters(Py::Dict arg)
{
PyObject* dict_copy = PyDict_Copy(arg.ptr());
PyObject *key, *value;
Py_ssize_t pos = 0;
while (PyDict_Next(dict_copy, &pos, &key, &value)) {
if ( PyObject_TypeCheck(key,&(PyString_Type)) && (PyObject_TypeCheck(value,&(PyFloat_Type)) || PyObject_TypeCheck(value,&(PyInt_Type)) ) ) {
std::string ckey = PyString_AsString(key);
boost::to_upper(ckey);
double cvalue;
if (PyObject_TypeCheck(value,&(PyInt_Type))) {
cvalue = (double)PyInt_AsLong(value);
} else {
cvalue = PyFloat_AsDouble(value);
}
getCommandPtr()->Parameters[ckey]=cvalue;
} else {
throw Py::Exception("The dictionary can only contain string:number pairs");
}
}
}
// GCode methods
PyObject* CommandPy::toGCode(PyObject *args)
{
if (PyArg_ParseTuple(args, "")) {
return PyString_FromString(getCommandPtr()->toGCode().c_str());
}
throw Py::Exception("This method accepts no argument");
}
PyObject* CommandPy::setFromGCode(PyObject *args)
{
char *pstr=0;
if (PyArg_ParseTuple(args, "s", &pstr)) {
std::string gcode(pstr);
getCommandPtr()->setFromGCode(gcode);
Py_INCREF(Py_None);
return Py_None;
}
throw Py::Exception("Argument must be a string");
}
// Placement attribute get/set
Py::Object CommandPy::getPlacement(void) const
{
return Py::Object(new Base::PlacementPy(new Base::Placement(getCommandPtr()->getPlacement())));
}
void CommandPy::setPlacement(Py::Object arg)
{
union PyType_Object pyType = {&(Base::PlacementPy::Type)};
Py::Type PlacementType(pyType.o);
if(arg.isType(PlacementType)) {
getCommandPtr()->setFromPlacement( *static_cast<Base::PlacementPy*>((*arg))->getPlacementPtr() );
} else
throw Py::Exception("Argument must be a placement");
}
PyObject* CommandPy::transform(PyObject *args)
{
PyObject *placement;
if ( PyArg_ParseTuple(args, "O!", &(Base::PlacementPy::Type), &placement) ) {
Base::PlacementPy *p = static_cast<Base::PlacementPy*>(placement);
Path::Command trCmd = getCommandPtr()->transform( *p->getPlacementPtr() );
return new CommandPy(new Path::Command(trCmd));
} else
throw Py::Exception("Argument must be a placement");
}
// custom attributes get/set
PyObject *CommandPy::getCustomAttributes(const char* attr) const
{
std::string satt(attr);
if (satt.length() == 1) {
if (isalpha(satt[0])) {
boost::to_upper(satt);
if (getCommandPtr()->Parameters.count(satt)) {
return PyFloat_FromDouble(getCommandPtr()->Parameters[satt]);
}
Py_INCREF(Py_None);
return Py_None;
}
}
return 0;
}
int CommandPy::setCustomAttributes(const char* attr, PyObject* obj)
{
std::string satt(attr);
if (satt.length() == 1) {
if (isalpha(satt[0])) {
boost::to_upper(satt);
double cvalue;
if (PyObject_TypeCheck(obj,&(PyInt_Type))) {
cvalue = (double)PyInt_AsLong(obj);
} else if (PyObject_TypeCheck(obj,&(PyFloat_Type))) {
cvalue = PyFloat_AsDouble(obj);
} else {
return 0;
}
getCommandPtr()->Parameters[satt]=cvalue;
return 1;
}
}
return 0;
}