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Code Issues Releases Wiki Activity

Export DXF to stream

stl_dim
Marius Kintel 2010-07-11 21:05:34 +02:00
parent cdc87f3567
commit 723db774f3
1 changed files with 37 additions and 45 deletions
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82
src/export.cc
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@ -151,29 +151,20 @@ void export_off(CGAL_Nef_polyhedron*, QTextStream&, QProgressDialog*)
/*!
Saves the current 2D CGAL Nef polyhedron as DXF to the given absolute filename.
*/
void export_dxf(CGAL_Nef_polyhedron *root_N, QString filename, QProgressDialog *)
void export_dxf(CGAL_Nef_polyhedron *root_N, QTextStream &output, QProgressDialog *)
{
FILE *f = fopen(filename.toUtf8().data(), "w");
if (!f) {
PRINTA("Can't open DXF file \"%1\" for DXF export: %2",
filename, QString(strerror(errno)));
set_output_handler(NULL, NULL);
return;
}
setlocale(LC_NUMERIC, "C"); // Ensure radix is . (not ,) in output
// Some importers (e.g. Inkscape) needs a BLOCKS section to be present
fprintf(f, " 0\n"
"SECTION\n"
" 2\n"
"BLOCKS\n"
" 0\n"
"ENDSEC\n");
fprintf(f, " 0\n"
"SECTION\n"
" 2\n"
"ENTITIES\n");
output << " 0\n"
<< "SECTION\n"
<< " 2\n"
<< "BLOCKS\n"
<< " 0\n"
<< "ENDSEC\n"
<< " 0\n"
<< "SECTION\n"
<< " 2\n"
<< "ENTITIES\n";
DxfData dd(*root_N);
for (int i=0; i<dd.paths.size(); i++)
@ -185,37 +176,38 @@ void export_dxf(CGAL_Nef_polyhedron *root_N, QString filename, QProgressDialog *
double y1 = p1->y;
double x2 = p2->x;
double y2 = p2->y;
fprintf(f, " 0\n");
fprintf(f, "LINE\n");
output << " 0\n"
<< "LINE\n";
// Some importers (e.g. Inkscape) needs a layer to be specified
fprintf(f, " 8\n");
fprintf(f, "0\n");
fprintf(f, " 10\n");
fprintf(f, "%f\n", x1);
fprintf(f, " 11\n");
fprintf(f, "%f\n", x2);
fprintf(f, " 20\n");
fprintf(f, "%f\n", y1);
fprintf(f, " 21\n");
fprintf(f, "%f\n", y2);
output <<" 8\n"
<< "0\n"
<< " 10\n"
<< x1 << "\n"
<< " 11\n"
<< x2 << "\n"
<< " 20\n"
<< y1 << "\n"
<< " 21\n"
<< y2 << "\n";
}
}
output << " 0\n"
<< "ENDSEC\n";
fprintf(f, " 0\n");
fprintf(f, "ENDSEC\n");
// Some importers (e.g. Inkscape) needs an OBJECTS section with a DICTIONARY entry
fprintf(f, " 0\n"
"SECTION\n"
" 2\n"
"OBJECTS\n"
" 0\n"
"DICTIONARY\n"
" 0\n"
"ENDSEC\n");
fprintf(f, " 0\n");
fprintf(f, "EOF\n");
output << " 0\n"
<< "SECTION\n"
<< " 2\n"
<< "OBJECTS\n"
<< " 0\n"
<< "DICTIONARY\n"
<< " 0\n"
<< "ENDSEC\n";
output << " 0\n"
<<"EOF\n";
fclose(f);
setlocale(LC_NUMERIC, ""); // Set default locale
}