openscad/src/evalcontext.cc

78 lines
2.1 KiB
C++

#include "evalcontext.h"
#include "module.h"
#include "expression.h"
#include "function.h"
#include "printutils.h"
#include "builtin.h"
#include "localscope.h"
#include "exceptions.h"
#include <boost/foreach.hpp>
EvalContext::EvalContext(const Context *parent,
const AssignmentList &args, const class LocalScope *const scope)
: Context(parent), eval_arguments(args), scope(scope)
{
}
const std::string &EvalContext::getArgName(size_t i) const
{
assert(i < this->eval_arguments.size());
return this->eval_arguments[i].first;
}
ValuePtr EvalContext::getArgValue(size_t i, const Context *ctx) const
{
assert(i < this->eval_arguments.size());
const Assignment &arg = this->eval_arguments[i];
ValuePtr v;
if (arg.second) {
v = arg.second->evaluate(ctx ? ctx : this);
}
return v;
}
size_t EvalContext::numChildren() const
{
return this->scope ? this->scope->children.size() : 0;
}
ModuleInstantiation *EvalContext::getChild(size_t i) const
{
return this->scope ? this->scope->children[i] : NULL;
}
#ifdef DEBUG
std::string EvalContext::dump(const AbstractModule *mod, const ModuleInstantiation *inst)
{
std::stringstream s;
if (inst)
s << boost::format("EvalContext %p (%p) for %s inst (%p)") % this % this->parent % inst->name() % inst;
else
s << boost::format("Context: %p (%p)") % this % this->parent;
s << boost::format(" document path: %s") % this->document_path;
s << boost::format(" eval args:");
for (size_t i=0;i<this->eval_arguments.size();i++) {
s << boost::format(" %s = %s") % this->eval_arguments[i].first % this->eval_arguments[i].second;
}
if (this->scope && this->scope->children.size() > 0) {
s << boost::format(" children:");
BOOST_FOREACH(const ModuleInstantiation *ch, this->scope->children) {
s << boost::format(" %s") % ch->name();
}
}
if (mod) {
const Module *m = dynamic_cast<const Module*>(mod);
if (m) {
s << boost::format(" module args:");
BOOST_FOREACH(const Assignment &arg, m->definition_arguments) {
s << boost::format(" %s = %s") % arg.first % *(variables[arg.first]);
}
}
}
return s.str();
}
#endif