Allowing to pass font as file-like objects

This commit is contained in:
Nicolas Pieuchot 2013-04-22 11:48:06 +02:00
parent d1c6db88d4
commit ed9945c71f
2 changed files with 19 additions and 11 deletions

View File

@ -129,9 +129,9 @@ class ImageFont:
class FreeTypeFont:
"FreeType font wrapper (requires _imagingft service)"
def __init__(self, file, size, index=0, encoding=""):
def __init__(self, file=None, size=10, index=0, encoding="", file_like=None):
# FIXME: use service provider instead
self.font = core.getfont(file, size, index, encoding)
self.font = core.getfont(file, size, index, encoding, file_like)
def getname(self):
return self.font.family, self.font.style
@ -212,10 +212,10 @@ def load(filename):
# @return A font object.
# @exception IOError If the file could not be read.
def truetype(filename, size, index=0, encoding=""):
def truetype(filename=None, size=10, index=0, encoding="", file_like=None):
"Load a truetype font file."
try:
return FreeTypeFont(filename, size, index, encoding)
return FreeTypeFont(filename, size, index, encoding, file_like)
except IOError:
if sys.platform == "win32":
# check the windows font repository
@ -224,7 +224,7 @@ def truetype(filename, size, index=0, encoding=""):
windir = os.environ.get("WINDIR")
if windir:
filename = os.path.join(windir, "fonts", filename)
return FreeTypeFont(filename, size, index, encoding)
return FreeTypeFont(filename, size, index, encoding, file_like)
raise
##

View File

@ -99,17 +99,18 @@ getfont(PyObject* self_, PyObject* args, PyObject* kw)
FontObject* self;
int error;
char* filename;
char* filename = NULL;
int size;
int index = 0;
unsigned char* encoding = NULL;
Py_buffer file_like;
static char* kwlist[] = {
"filename", "size", "index", "encoding", NULL
"filename", "size", "index", "encoding", "file_like", NULL
};
if (!PyArg_ParseTupleAndKeywords(args, kw, "eti|is", kwlist,
if (!PyArg_ParseTupleAndKeywords(args, kw, "eti|isz*", kwlist,
Py_FileSystemDefaultEncoding, &filename,
&size, &index, &encoding))
&size, &index, &encoding, &file_like))
return NULL;
if (!library) {
@ -124,8 +125,12 @@ getfont(PyObject* self_, PyObject* args, PyObject* kw)
if (!self)
return NULL;
error = FT_New_Face(library, filename, index, &self->face);
if (filename && file_like.len<0) {
error = FT_New_Face(library, filename, index, &self->face);
} else {
error = FT_New_Memory_Face(library, (FT_Byte*)file_like.buf, file_like.len, index, &self->face);
}
if (!error)
error = FT_Set_Pixel_Sizes(self->face, 0, size);
@ -137,6 +142,9 @@ getfont(PyObject* self_, PyObject* args, PyObject* kw)
}
if (error) {
if(file_like.len < 0) {
PyBuffer_Release(&file_like);
}
PyObject_Del(self);
return geterror(error);
}