/Modules/fmmodule.c
http://unladen-swallow.googlecode.com/ · C · 269 lines · 224 code · 38 blank · 7 comment · 25 complexity · c3365b25b42056c60f688d3dc3ac8e59 MD5 · raw file
- /* Font Manager module */
- #include "Python.h"
- #include <gl.h>
- #include <device.h>
- #include <fmclient.h>
- /* Font Handle object implementation */
- typedef struct {
- PyObject_HEAD
- fmfonthandle fh_fh;
- } fhobject;
- static PyTypeObject Fhtype;
- #define is_fhobject(v) ((v)->ob_type == &Fhtype)
- static PyObject *
- newfhobject(fmfonthandle fh)
- {
- fhobject *fhp;
- if (fh == NULL) {
- PyErr_SetString(PyExc_RuntimeError,
- "error creating new font handle");
- return NULL;
- }
- fhp = PyObject_New(fhobject, &Fhtype);
- if (fhp == NULL)
- return NULL;
- fhp->fh_fh = fh;
- return (PyObject *)fhp;
- }
- /* Font Handle methods */
- static PyObject *
- fh_scalefont(fhobject *self, PyObject *args)
- {
- double size;
- if (!PyArg_ParseTuple(args, "d", &size))
- return NULL;
- return newfhobject(fmscalefont(self->fh_fh, size));
- }
- /* XXX fmmakefont */
- static PyObject *
- fh_setfont(fhobject *self)
- {
- fmsetfont(self->fh_fh);
- Py_INCREF(Py_None);
- return Py_None;
- }
- static PyObject *
- fh_getfontname(fhobject *self)
- {
- char fontname[256];
- int len;
- len = fmgetfontname(self->fh_fh, sizeof fontname, fontname);
- if (len < 0) {
- PyErr_SetString(PyExc_RuntimeError, "error in fmgetfontname");
- return NULL;
- }
- return PyString_FromStringAndSize(fontname, len);
- }
- static PyObject *
- fh_getcomment(fhobject *self)
- {
- char comment[256];
- int len;
- len = fmgetcomment(self->fh_fh, sizeof comment, comment);
- if (len < 0) {
- PyErr_SetString(PyExc_RuntimeError, "error in fmgetcomment");
- return NULL;
- }
- return PyString_FromStringAndSize(comment, len);
- }
- static PyObject *
- fh_getfontinfo(fhobject *self)
- {
- fmfontinfo info;
- if (fmgetfontinfo(self->fh_fh, &info) < 0) {
- PyErr_SetString(PyExc_RuntimeError, "error in fmgetfontinfo");
- return NULL;
- }
- return Py_BuildValue("(llllllll)",
- info.printermatched,
- info.fixed_width,
- info.xorig,
- info.yorig,
- info.xsize,
- info.ysize,
- info.height,
- info.nglyphs);
- }
- #if 0
- static PyObject *
- fh_getwholemetrics(fhobject *self, PyObject *args)
- {
- }
- #endif
- static PyObject *
- fh_getstrwidth(fhobject *self, PyObject *args)
- {
- char *str;
- if (!PyArg_ParseTuple(args, "s", &str))
- return NULL;
- return PyInt_FromLong(fmgetstrwidth(self->fh_fh, str));
- }
- static PyMethodDef fh_methods[] = {
- {"scalefont", (PyCFunction)fh_scalefont, METH_VARARGS},
- {"setfont", (PyCFunction)fh_setfont, METH_NOARGS},
- {"getfontname", (PyCFunction)fh_getfontname, METH_NOARGS},
- {"getcomment", (PyCFunction)fh_getcomment, METH_NOARGS},
- {"getfontinfo", (PyCFunction)fh_getfontinfo, METH_NOARGS},
- #if 0
- {"getwholemetrics", (PyCFunction)fh_getwholemetrics, METH_VARARGS},
- #endif
- {"getstrwidth", (PyCFunction)fh_getstrwidth, METH_VARARGS},
- {NULL, NULL} /* sentinel */
- };
- static PyObject *
- fh_getattr(fhobject *fhp, char *name)
- {
- return Py_FindMethod(fh_methods, (PyObject *)fhp, name);
- }
- static void
- fh_dealloc(fhobject *fhp)
- {
- fmfreefont(fhp->fh_fh);
- PyObject_Del(fhp);
- }
- static PyTypeObject Fhtype = {
- PyObject_HEAD_INIT(&PyType_Type)
- 0, /*ob_size*/
- "fm.font handle", /*tp_name*/
- sizeof(fhobject), /*tp_size*/
- 0, /*tp_itemsize*/
- /* methods */
- (destructor)fh_dealloc, /*tp_dealloc*/
- 0, /*tp_print*/
- (getattrfunc)fh_getattr, /*tp_getattr*/
- 0, /*tp_setattr*/
- 0, /*tp_compare*/
- 0, /*tp_repr*/
- };
- /* Font Manager functions */
- static PyObject *
- fm_init(PyObject *self)
- {
- fminit();
- Py_INCREF(Py_None);
- return Py_None;
- }
- static PyObject *
- fm_findfont(PyObject *self, PyObject *args)
- {
- char *str;
- if (!PyArg_ParseTuple(args, "s", &str))
- return NULL;
- return newfhobject(fmfindfont(str));
- }
- static PyObject *
- fm_prstr(PyObject *self, PyObject *args)
- {
- char *str;
- if (!PyArg_ParseTuple(args, "s", &str))
- return NULL;
- fmprstr(str);
- Py_INCREF(Py_None);
- return Py_None;
- }
- /* XXX This uses a global variable as temporary! Not re-entrant! */
- static PyObject *fontlist;
- static void
- clientproc(char *fontname)
- {
- int err;
- PyObject *v;
- if (fontlist == NULL)
- return;
- v = PyString_FromString(fontname);
- if (v == NULL)
- err = -1;
- else {
- err = PyList_Append(fontlist, v);
- Py_DECREF(v);
- }
- if (err != 0) {
- Py_DECREF(fontlist);
- fontlist = NULL;
- }
- }
- static PyObject *
- fm_enumerate(PyObject *self)
- {
- PyObject *res;
- fontlist = PyList_New(0);
- if (fontlist == NULL)
- return NULL;
- fmenumerate(clientproc);
- res = fontlist;
- fontlist = NULL;
- return res;
- }
- static PyObject *
- fm_setpath(PyObject *self, PyObject *args)
- {
- char *str;
- if (!PyArg_ParseTuple(args, "s", &str))
- return NULL;
- fmsetpath(str);
- Py_INCREF(Py_None);
- return Py_None;
- }
- static PyObject *
- fm_fontpath(PyObject *self)
- {
- return PyString_FromString(fmfontpath());
- }
- static PyMethodDef fm_methods[] = {
- {"init", fm_init, METH_NOARGS},
- {"findfont", fm_findfont, METH_VARARGS},
- {"enumerate", fm_enumerate, METH_NOARGS},
- {"prstr", fm_prstr, METH_VARARGS},
- {"setpath", fm_setpath, METH_VARARGS},
- {"fontpath", fm_fontpath, METH_NOARGS},
- {NULL, NULL} /* sentinel */
- };
- void
- initfm(void)
- {
-
- if (PyErr_WarnPy3k("the fm module has been removed in "
- "Python 3.0", 2) < 0)
- return;
-
- Py_InitModule("fm", fm_methods);
- if (m == NULL)
- return;
- fminit();
- }