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BLF: Refactor of DPI

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Correction of U.dpi to hold actual monitor DPI. Simplify font sizing by
omitting DPI as API argument, always using 72 internally.

See D15961 for more details.

Differential Revision: https://developer.blender.org/D15961

Reviewed by Campbell Barton
This commit is contained in:
Harley Acheson
2022-09-23 17:36:49 -07:00
parent 88a602bc64
commit cd1631b17d
34 changed files with 71 additions and 84 deletions
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17
source/blender/python/generic/blf_py_api.c
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@@ -48,27 +48,32 @@ static PyObject *py_blf_position(PyObject *UNUSED(self), PyObject *args)
}
PyDoc_STRVAR(py_blf_size_doc,
".. function:: size(fontid, size, dpi)\n"
".. function:: size(fontid, size, dpi=72)\n"
"\n"
" Set the size and DPI for drawing text.\n"
" Set the size for drawing text.\n"
"\n"
" :arg fontid: The id of the typeface as returned by :func:`blf.load`, for default "
"font use 0.\n"
" :type fontid: int\n"
" :arg size: Point size of the font.\n"
" :type size: float\n"
" :arg dpi: dots per inch value to use for drawing.\n"
" :arg dpi: DEPRECATED: Defaults to 72 when omitted.\n"
" :type dpi: int\n");
static PyObject *py_blf_size(PyObject *UNUSED(self), PyObject *args)
{
int fontid, dpi;
int fontid, dpi = -1;
float size;
if (!PyArg_ParseTuple(args, "ifi:blf.size", &fontid, &size, &dpi)) {
if (!PyArg_ParseTuple(args, "if|i:blf.size", &fontid, &size, &dpi)) {
return NULL;
}
BLF_size(fontid, size, dpi);
if (dpi != -1) {
size *= (float)dpi / 72.0f;
PyErr_WarnEx(PyExc_DeprecationWarning, "'dpi' is deprecated and assumed to be always 72.", 1);
}
BLF_size(fontid, size);
Py_RETURN_NONE;
}