8000 Use inline lambdas to define most FT2Font properties. · matplotlib/matplotlib@1091fd2 · GitHub
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Use inline lambdas to define most FT2Font properties.
This is shorter and more readable than defining them with single-use static functions positioned quite far away from the def_property_readonly calls.
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‎src/ft2font_wrapper.cpp

Lines changed: 98 additions & 182 deletions
Original file line numberDiff line numberDiff line change
@@ -1467,144 +1467,6 @@ PyFT2Font__get_type1_encoding_vector(PyFT2Font *self)
14671467
return indices;
14681468
}
14691469

1470-
static const char *
1471-
PyFT2Font_postscript_name(PyFT2Font *self)
1472-
{
1473-
const char *ps_name = FT_Get_Postscript_Name(self->x->get_face());
1474-
if (ps_name == nullptr) {
1475-
ps_name = "UNAVAILABLE";
1476-
}
1477-
1478-
return ps_name;
1479-
}
1480-
1481-
static FT_Long
1482-
PyFT2Font_num_faces(PyFT2Font *self)
1483-
{
1484-
return self->x->get_face()->num_faces;
1485-
}
1486-
1487-
static const char *
1488-
PyFT2Font_family_name(PyFT2Font *self)
1489-
{
1490-
const char *name = self->x->get_face()->family_name;
1491-
if (name == nullptr) {
1492-
name = "UNAVAILABLE";
1493-
}
1494-
return name;
1495-
}
1496-
1497-
static const char *
1498-
PyFT2Font_style_name(PyFT2Font *self)
1499-
{
1500-
const char *name = self->x->get_face()->style_name;
1501-
if (name == nullptr) {
1502-
name = "UNAVAILABLE";
1503-
}
1504-
return name;
1505-
}
1506-
1507-
static FaceFlags
1508-
PyFT2Font_face_flags(PyFT2Font *self)
1509-
{
1510-
return static_cast<FaceFlags>(self->x->get_face()->face_flags);
1511-
}
1512-
1513-
static StyleFlags
1514-
PyFT2Font_style_flags(PyFT2Font *self)
1515-
{
1516-
return static_cast<StyleFlags>(self->x->get_face()->style_flags & 0xffff);
1517-
}
1518-
1519-
static FT_Long
1520-
PyFT2Font_num_named_instances(PyFT2Font *self)
1521-
{
1522-
return (self->x->get_face()->style_flags & 0x7fff0000) >> 16;
1523-
}
1524-
1525-
static FT_Long
1526-
PyFT2Font_num_glyphs(PyFT2Font *self)
1527-
{
1528-
return self->x->get_face()->num_glyphs;
1529-
}
1530-
1531-
static FT_Int
1532-
PyFT2Font_num_fixed_sizes(PyFT2Font *self)
1533-
{
1534-
return self->x->get_face()->num_fixed_sizes;
1535-
}
1536-
1537-
static FT_Int
1538-
PyFT2Font_num_charmaps(PyFT2Font *self)
1539-
{
1540-
return self->x->get_face()->num_charmaps;
1541-
}
1542-
1543-
static bool
1544-
PyFT2Font_scalable(PyFT2Font *self)
1545-
{
1546-
if (FT_IS_SCALABLE(self->x->get_face())) {
1547-
return true;
1548-
}
1549-
return false;
1550-
}
1551-
1552-
static FT_UShort
1553-
PyFT2Font_units_per_EM(PyFT2Font *self)
1554-
{
1555-
return self->x->get_face()->units_per_EM;
1556-
}
1557-
1558-
static py::tuple
1559-
PyFT2Font_get_bbox(PyFT2Font *self)
1560-
{
1561-
FT_BBox *bbox = &(self->x->get_face()->bbox);
1562-
1563-
return py::make_tuple(bbox->xMin, bbox->yMin, bbox->xMax, bbox->yMax);
1564-
}
1565-
1566-
static FT_Short
1567-
PyFT2Font_ascender(PyFT2Font *self)
1568-
{
1569-
return self->x->get_face()->ascender;
1570-
}
1571-
1572-
static FT_Short
1573-
PyFT2Font_descender(PyFT2Font *self)
1574-
{
1575-
return self->x->get_face()->descender;
1576-
}
1577-
1578-
static FT_Short
1579-
PyFT2Font_height(PyFT2Font *self)
1580-
{
1581-
return self->x->get_face()->height;
1582-
}
1583-
1584-
static FT_Short
1585-
PyFT2Font_max_advance_width(PyFT2Font *self)
1586-
{
1587-
return self->x->get_face()->max_advance_width;
1588-
}
1589-
1590-
static FT_Short
1591-
PyFT2Font_max_advance_height(PyFT2Font *self)
1592-
{
1593-
return self->x->get_face()->max_advance_height;
1594-
}
1595-
1596-
static FT_Short
1597-
PyFT2Font_underline_position(PyFT2Font *self)
1598-
{
1599-
return self->x->get_face()->underline_position;
1600-
}
1601-
1602-
static FT_Short
1603-
PyFT2Font_underline_thickness(PyFT2Font *self)
1604-
{
1605-
return self->x->get_face()->underline_thickness;
1606-
}
1607-
16081470
static py::object
16091471
ft2font__getattr__(std::string name) {
16101472
auto api = py::module_::import("matplotlib._api");
@@ -1790,50 +1652,104 @@ PYBIND11_MODULE(ft2font, m, py::mod_gil_not_used())
17901652
.def("_get_type1_encoding_vector", &PyFT2Font__get_type1_encoding_vector,
17911653
PyFT2Font__get_type1_encoding_vector__doc__)
17921654

1793-
.def_property_readonly("postscript_name", &PyFT2Font_postscript_name,
1794-
"PostScript name of the font.")
1795-
.def_property_readonly("num_faces", &PyFT2Font_num_faces,
1796-
"Number of faces in file.")
1797-
.def_property_readonly("family_name", &PyFT2Font_family_name,
1798-
"Face family name.")
1799-
.def_property_readonly("style_name", &PyFT2Font_style_name,
1800-
"Style name.")
1801-
.def_property_readonly("face_flags", &PyFT2Font_face_flags,
1802-
"Face flags; see `.FaceFlags`.")
1803-
.def_property_readonly("style_flags", &PyFT2Font_style_flags,
1804-
"Style flags; see `.StyleFlags`.")
1805-
.def_property_readonly("num_named_instances", &PyFT2Font_num_named_instances,
1806-
"Number of named instances in the face.")
1807-
.def_property_readonly("num_glyphs", &PyFT2Font_num_glyphs,
1808-
"Number of glyphs in the face.")
1809-
.def_property_readonly("num_fixed_sizes", &PyFT2Font_num_fixed_sizes,
1810-
"Number of bitmap in the face.")
1811-
.def_property_readonly("num_charmaps", &PyFT2Font_num_charmaps,
1812-
"Number of charmaps in the face.")
1813-
.def_property_readonly("scalable", &PyFT2Font_scalable,
1814-
"Whether face is scalable; attributes after this one "
1815-
"are only defined for scalable faces.")
1816-
.def_property_readonly("units_per_EM", &PyFT2Font_units_per_EM,
1817-
"Number of font units covered by the EM.")
1818-
.def_property_readonly("bbox", &PyFT2Font_get_bbox,
1819-
"Face global bounding box (xmin, ymin, xmax, ymax).")
1820-
.def_property_readonly("ascender", &PyFT2Font_ascender,
1821-
"Ascender in 26.6 units.")
1822-
.def_property_readonly("descender", &PyFT2Font_descender,
1823-
"Descender in 26.6 units.")
1824-
.def_property_readonly("height", &PyFT2Font_height,
1825-
"Height in 26.6 units; used to compute a default line "
1826-
"spacing (baseline-to-baseline distance).")
1827-
.def_property_readonly("max_advance_width", &PyFT2Font_max_advance_width,
1828-
"Maximum horizontal cursor advance for all glyphs.")
1829-
.def_property_readonly("max_advance_height", &PyFT2Font_max_advance_height,
1830-
"Maximum vertical cursor advance for all glyphs.")
1831-
.def_property_readonly("underline_position", &PyFT2Font_underline_position,
1832-
"Vertical position of the underline bar.")
1833-
.def_property_readonly("underline_thickness", &PyFT2Font_underline_thickness,
1834-
"Thickness of the underline bar.")
1835-
.def_property_readonly("fname", &PyFT2Font_fname,
1836-
"The original filename for this object.")
1655+
.def_property_readonly(
1656+
"postscript_name", [](PyFT2Font *self) {
1657+
if (const char *name = FT_Get_Postscript_Name(self->x->get_face())) {
1658+
return name;
1659+
} else {
1660+
return "UNAVAILABLE";
1661+
}
1662+
}, "PostScript name of the font.")
1663+
.def_property_readonly(
1664+
"num_faces", [](PyFT2Font *self) {
1665+
return self->x->get_face()->num_faces;
1666+
}, "Number of faces in file.")
1667+
.def_property_readonly(
1668+
"family_name", [](PyFT2Font *self) {
1669+
if (const char *name = self->x->get_face()->family_name) {
1670+
return name;
1671+
} else {
1672+
return "UNAVAILABLE";
1673+
}
1674+
}, "Face family name.")
1675+
.def_property_readonly(
1676+
"style_name", [](PyFT2Font *self) {
1677+
if (const char *name = self->x->get_face()->style_name) {
1678+
return name;
1679+
} else {
1680+
return "UNAVAILABLE";
1681+
}
1682+
}, "Style name.")
1683+
.def_property_readonly(
1684+
"face_flags", [](PyFT2Font *self) {
1685+
return static_cast<FaceFlags>(self->x->get_face()->face_flags);
1686+
}, "Face flags; see `.FaceFlags`.")
1687+
.def_property_readonly(
1688+
"style_flags", [](PyFT2Font *self) {
1689+
return static_cast<StyleFlags>(self->x->get_face()->style_flags & 0xffff);
1690+
}, "Style flags; see `.StyleFlags`.")
1691+
.def_property_readonly(
1692+
"num_named_instances", [](PyFT2Font *self) {
1693+
return (self->x->get_face()->style_flags & 0x7fff0000) >> 16;
1694+
}, "Number of named instances in the face.")
1695+
.def_property_readonly(
1696+
"num_glyphs", [](PyFT2Font *self) {
1697+
return self->x->get_face()->num_glyphs;
1698+
}, "Number of glyphs in the face.")
1699+
.def_property_readonly(
1700+
"num_fixed_sizes", [](PyFT2Font *self) {
1701+
return self->x->get_face()->num_fixed_sizes;
1702+
}, "Number of bitmap in the face.")
1703+
.def_property_readonly(
1704+
"num_charmaps", [](PyFT2Font *self) {
1705+
return self->x->get_face()->num_charmaps;
1706+
}, "Number of charmaps in the face.")
1707+
.def_property_readonly(
1708+
"scalable", [](PyFT2Font *self) {
1709+
return bool(FT_IS_SCALABLE(self->x->get_face()));
1710+
}, "Whether face is scalable; attributes after this one "
1711+
"are only defined for scalable faces.")
1712+
.def_property_readonly(
1713+
"units_per_EM", [](PyFT2Font *self) {
1714+
return self->x->get_face()->units_per_EM;
1715+
}, "Number of font units covered by the EM.")
1716+
.def_property_readonly(
1717+
"bbox", [](PyFT2Font *self) {
1718+
FT_BBox bbox = self->x->get_face()->bbox;
1719+
return py::make_tuple(bbox.xMin, bbox.yMin, bbox.xMax, bbox.yMax);
1720+
}, "Face global bounding box (xmin, ymin, xmax, ymax).")
1721+
.def_property_readonly(
1722+
"ascender", [](PyFT2Font *self) {
1723+
return self->x->get_face()->ascender;
1724+
}, "Ascender in 26.6 units.")
1725+
.def_property_readonly(
1726+
"descender", [](PyFT2Font *self) {
1727+
return self->x->get_face()->descender;
1728+
}, "Descender in 26.6 units.")
1729+
.def_property_readonly(
1730+
"height", [](PyFT2Font *self) {
1731+
return self->x->get_face()->height;
1732+
}, "Height in 26.6 units; used to compute a default line spacing "
1733+
"(baseline-to-baseline distance).")
1734+
.def_property_readonly(
1735+
"max_advance_width", [](PyFT2Font *self) {
1736+
return self->x->get_face()->max_advance_width;
1737+
}, "Maximum horizontal cursor advance for all glyphs.")
1738+
.def_property_readonly(
1739+
"max_advance_height", [](PyFT2Font *self) {
1740+
return self->x->get_face()->max_advance_height;
1741+
}, "Maximum vertical cursor advance for all glyphs.")
1742+
.def_property_readonly(
1743+
"underline_position", [](PyFT2Font *self) {
1744+
return self->x->get_face()->underline_position;
1745+
}, "Vertical position of the underline bar.")
1746+
.def_property_readonly(
1747+
"underline_thickness", [](PyFT2Font *self) {
1748+
return self->x->get_face()->underline_thickness;
1749+
}, "Thickness of the underline bar.")
1750+
.def_property_readonly(
1751+
"fname", &PyFT2Font_fname,
1752+
"The original filename for this object.")
18371753

18381754
.def_buffer([](PyFT2Font &self) -> py::buffer_info {
18391755
FT2Image &im = self.x->get_image();

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