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- /***********************************************************
- Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
- The Netherlands.
-
- All Rights Reserved
-
- Permission to use, copy, modify, and distribute this software and its
- documentation for any purpose and without fee is hereby granted,
- provided that the above copyright notice appear in all copies and that
- both that copyright notice and this permission notice appear in
- supporting documentation, and that the names of Stichting Mathematisch
- Centrum or CWI or Corporation for National Research Initiatives or
- CNRI not be used in advertising or publicity pertaining to
- distribution of the software without specific, written prior
- permission.
-
- While CWI is the initial source for this software, a modified version
- is made available by the Corporation for National Research Initiatives
- (CNRI) at the Internet address ftp://ftp.python.org.
-
- STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
- REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
- MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
- CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
- DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
- PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- PERFORMANCE OF THIS SOFTWARE.
-
- ******************************************************************/
-
- /* Font Manager module */
-
- #include "allobjects.h"
-
- #include "modsupport.h"
-
- #include <gl.h>
- #include <device.h>
- #include <fmclient.h>
-
-
- /* Font Handle object implementation */
-
- typedef struct {
- OB_HEAD
- fmfonthandle fh_fh;
- } fhobject;
-
- staticforward typeobject Fhtype;
-
- #define is_fhobject(v) ((v)->ob_type == &Fhtype)
-
- static object *
- newfhobject(fh)
- fmfonthandle fh;
- {
- fhobject *fhp;
- if (fh == NULL) {
- err_setstr(RuntimeError, "error creating new font handle");
- return NULL;
- }
- fhp = NEWOBJ(fhobject, &Fhtype);
- if (fhp == NULL)
- return NULL;
- fhp->fh_fh = fh;
- return (object *)fhp;
- }
-
- /* Font Handle methods */
-
- static object *
- fh_scalefont(self, args)
- fhobject *self;
- object *args;
- {
- double size;
- if (!getargs(args, "d", &size))
- return NULL;
- return newfhobject(fmscalefont(self->fh_fh, size));
- }
-
- /* XXX fmmakefont */
-
- static object *
- fh_setfont(self, args)
- fhobject *self;
- object *args;
- {
- if (!getnoarg(args))
- return NULL;
- fmsetfont(self->fh_fh);
- INCREF(None);
- return None;
- }
-
- static object *
- fh_getfontname(self, args)
- fhobject *self;
- object *args;
- {
- char fontname[256];
- int len;
- if (!getnoarg(args))
- return NULL;
- len = fmgetfontname(self->fh_fh, sizeof fontname, fontname);
- if (len < 0) {
- err_setstr(RuntimeError, "error in fmgetfontname");
- return NULL;
- }
- return newsizedstringobject(fontname, len);
- }
-
- static object *
- fh_getcomment(self, args)
- fhobject *self;
- object *args;
- {
- char comment[256];
- int len;
- if (!getnoarg(args))
- return NULL;
- len = fmgetcomment(self->fh_fh, sizeof comment, comment);
- if (len < 0) {
- err_setstr(RuntimeError, "error in fmgetcomment");
- return NULL;
- }
- return newsizedstringobject(comment, len);
- }
-
- static object *
- fh_getfontinfo(self, args)
- fhobject *self;
- object *args;
- {
- fmfontinfo info;
- object *v;
- if (!getnoarg(args))
- return NULL;
- if (fmgetfontinfo(self->fh_fh, &info) < 0) {
- err_setstr(RuntimeError, "error in fmgetfontinfo");
- return NULL;
- }
- return mkvalue("(llllllll)",
- info.printermatched,
- info.fixed_width,
- info.xorig,
- info.yorig,
- info.xsize,
- info.ysize,
- info.height,
- info.nglyphs);
- }
-
- #if 0
- static object *
- fh_getwholemetrics(self, args)
- fhobject *self;
- object *args;
- {
- }
- #endif
-
- static object *
- fh_getstrwidth(self, args)
- fhobject *self;
- object *args;
- {
- char *str;
- if (!getstrarg(args, &str))
- return NULL;
- return newintobject(fmgetstrwidth(self->fh_fh, str));
- }
-
- static struct methodlist fh_methods[] = {
- {"scalefont", (method)fh_scalefont},
- {"setfont", (method)fh_setfont},
- {"getfontname", (method)fh_getfontname},
- {"getcomment", (method)fh_getcomment},
- {"getfontinfo", (method)fh_getfontinfo},
- #if 0
- {"getwholemetrics", (method)fh_getwholemetrics},
- #endif
- {"getstrwidth", (method)fh_getstrwidth},
- {NULL, NULL} /* sentinel */
- };
-
- static object *
- fh_getattr(fhp, name)
- fhobject *fhp;
- char *name;
- {
- return findmethod(fh_methods, (object *)fhp, name);
- }
-
- static void
- fh_dealloc(fhp)
- fhobject *fhp;
- {
- fmfreefont(fhp->fh_fh);
- DEL(fhp);
- }
-
- static typeobject Fhtype = {
- OB_HEAD_INIT(&Typetype)
- 0, /*ob_size*/
- "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 object *
- fm_init(self, args)
- object *self, *args;
- {
- if (!getnoarg(args))
- return NULL;
- fminit();
- INCREF(None);
- return None;
- }
-
- static object *
- fm_findfont(self, args)
- object *self, *args;
- {
- char *str;
- if (!getstrarg(args, &str))
- return NULL;
- return newfhobject(fmfindfont(str));
- }
-
- static object *
- fm_prstr(self, args)
- object *self, *args;
- {
- char *str;
- if (!getstrarg(args, &str))
- return NULL;
- fmprstr(str);
- INCREF(None);
- return None;
- }
-
- /* XXX This uses a global variable as temporary! Not re-entrant! */
-
- static object *fontlist;
-
- static void
- clientproc(fontname)
- char *fontname;
- {
- int err;
- object *v;
- if (fontlist == NULL)
- return;
- v = newstringobject(fontname);
- if (v == NULL)
- err = -1;
- else {
- err = addlistitem(fontlist, v);
- DECREF(v);
- }
- if (err != 0) {
- DECREF(fontlist);
- fontlist = NULL;
- }
- }
-
- static object *
- fm_enumerate(self, args)
- object *self, *args;
- {
- object *res;
- if (!getnoarg(args))
- return NULL;
- fontlist = newlistobject(0);
- if (fontlist == NULL)
- return NULL;
- fmenumerate(clientproc);
- res = fontlist;
- fontlist = NULL;
- return res;
- }
-
- static object *
- fm_setpath(self, args)
- object *self, *args;
- {
- char *str;
- if (!getstrarg(args, &str))
- return NULL;
- fmsetpath(str);
- INCREF(None);
- return None;
- }
-
- static object *
- fm_fontpath(self, args)
- object *self, *args;
- {
- if (!getnoarg(args))
- return NULL;
- return newstringobject(fmfontpath());
- }
-
- static struct methodlist fm_methods[] = {
- {"init", fm_init},
- {"findfont", fm_findfont},
- {"enumerate", fm_enumerate},
- {"prstr", fm_prstr},
- {"setpath", fm_setpath},
- {"fontpath", fm_fontpath},
- {NULL, NULL} /* sentinel */
- };
-
-
- void
- initfm()
- {
- initmodule("fm", fm_methods);
- fminit();
- }
-