def test_load_data02(self):
href = 'data:text/plain;base64,SGVsbG8sIFdvcmxkIQ%3D%3D'
data, headers = load(href)
content_type = get_content_type(headers)
self.assertEqual('text/plain', content_type[None])
self.assertIsNone(content_type.get('charset'))
encoding = content_type.get('charset', 'utf-8')
if isinstance(data, bytes):
text = data.decode(encoding)
else:
text = data
text = unquote(text)
expected = 'Hello, World!'
self.assertEqual(expected, text)
def test_load_data01(self):
href = 'data:,Hello%2C%20World!'
data, headers = load(href)
content_type = get_content_type(headers)
self.assertEqual('text/plain', content_type[None])
self.assertEqual('US-ASCII', content_type.get('charset'))
encoding = content_type.get('charset', 'utf-8')
if isinstance(data, bytes):
text = data.decode(encoding)
else:
text = data
text = unquote(text)
expected = 'Hello, World!'
self.assertEqual(expected, text)
def test_load_data03(self):
# see RFC 2937
href = '''data:image/gif;base64,R0lGODdhMAAwAPAAAAAAAP///ywAAAAAMAAw
AAAC8IyPqcvt3wCcDkiLc7C0qwyGHhSWpjQu5yqmCYsapyuvUUlvONmOZtfzgFz
ByTB10QgxOR0TqBQejhRNzOfkVJ+5YiUqrXF5Y5lKh/DeuNcP5yLWGsEbtLiOSp
a/TPg7JpJHxyendzWTBfX0cxOnKPjgBzi4diinWGdkF8kjdfnycQZXZeYGejmJl
ZeGl9i2icVqaNVailT6F5iJ90m6mvuTS4OK05M0vDk0Q4XUtwvKOzrcd3iq9uis
F81M1OIcR7lEewwcLp7tuNNkM3uNna3F2JQFo97Vriy/Xl4/f1cf5VWzXyym7PH
hhx4dbgYKAAA7'''
data, headers = load(href)
content_type = get_content_type(headers)
self.assertEqual('image/gif', content_type[None])
self.assertIsNone(content_type.get('charset'))
self.assertIsInstance(data, bytes)
self.assertEqual(273, len(data))
def test_new_memory_face(self):
path = os.path.join(here, 'fonts/dejavu/DejaVuSans.ttf')
url = Path(path).as_uri()
data, _ = load(url)
face = FTFace.new_memory_face(data)
face.select_charmap(FreeType.FT_ENCODING_UNICODE)
charmap = face.charmap
self.assertEqual(FreeType.FT_ENCODING_UNICODE, charmap.encoding)
self.assertEqual(3, charmap.platform_id)
self.assertEqual(10, charmap.encoding_id)
# 12pt = 16px
face.request_size(FreeType.FT_SIZE_REQUEST_TYPE_NOMINAL,
0,
12 * 64,
0,
96)
index = face.get_char_index('x')
self.assertTrue(index != 0)
face.load_glyph(index, FreeType.FT_LOAD_RENDER)
self.assertEqual(1, face.num_faces)
self.assertEqual(0, face.face_index)
self.assertTrue(not face.has_color())
self.assertTrue(not face.has_fixed_sizes())
self.assertTrue(face.has_glyph_names())
self.assertTrue(face.has_horizontal())
self.assertTrue(face.has_kerning())
self.assertTrue(not face.has_multiple_masters())
self.assertTrue(not face.has_vertical())
self.assertTrue(not face.is_cid_keyed())
self.assertTrue(not face.is_fixed_width())
self.assertTrue(face.is_scalable())
self.assertTrue(face.is_sfnt())
self.assertTrue(not face.is_tricky())
face_flags = (FreeType.FT_FACE_FLAG_SCALABLE
| FreeType.FT_FACE_FLAG_SFNT
| FreeType.FT_FACE_FLAG_HORIZONTAL
| FreeType.FT_FACE_FLAG_KERNING
| FreeType.FT_FACE_FLAG_GLYPH_NAMES
| FreeType.FT_FACE_FLAG_HINTER)
self.assertEqual(0xa59, face_flags)
self.assertEqual(0xa59, face.face_flags)
self.assertEqual(0, face.style_flags)
self.assertEqual(6253, face.num_glyphs)
self.assertEqual('DejaVu Sans', face.family_name)
self.assertEqual('Book', face.style_name)
self.assertEqual(0, face.num_fixed_sizes)
self.assertEqual([], face.available_sizes)
self.assertEqual(5, face.num_charmaps)
self.assertEqual(5, len(face.charmaps))
bbox = face.bbox
self.assertEqual(-33, bbox.x >> 6)
self.assertEqual(-15, bbox.y >> 6)
self.assertEqual(90, bbox.width >> 6)
self.assertEqual(54, bbox.height >> 6)
self.assertEqual(2048, face.units_per_em)
self.assertEqual(29, face.ascender >> 6)
self.assertEqual(-8, face.descender >> 6)
self.assertEqual(37, face.height >> 6)
self.assertEqual(59, face.max_advance_width >> 6)
self.assertEqual(37, face.max_advance_height >> 6)
self.assertEqual(-3, face.underline_position >> 6)
self.assertEqual(1, face.underline_thickness >> 6)
glyph = face.glyph
self.assertEqual(620544, glyph.linear_hori_advance)
self.assertEqual(1048576, glyph.linear_vert_advance)
# self.assertEqual((576, 0), glyph.advance)
self.assertEqual(1651078259, glyph.format)
glyph_format = ft_tag_to_string(glyph.format)
self.assertEqual('bits', glyph_format)
# self.assertEqual(0, glyph.bitmap_left)
self.assertEqual(9, glyph.bitmap_top)
self.assertEqual(0, glyph.lsb_delta)
self.assertEqual(0, glyph.rsb_delta)
metrics = glyph.metrics
# self.assertEqual(576, metrics.width)
self.assertEqual(576, metrics.height)
# self.assertEqual(0, metrics.hori_bearing_x)
self.assertEqual(576, metrics.hori_bearing_y)
# self.assertEqual(576, metrics.hori_advance)
# self.assertEqual(-320, metrics.vert_bearing_x)
self.assertEqual(192, metrics.vert_bearing_y)
self.assertEqual(1024, metrics.vert_advance)
bitmap = glyph.bitmap
# self.assertEqual(9, bitmap.rows)
# self.assertEqual(9, bitmap.width)
# self.assertEqual(9, bitmap.pitch)
self.assertEqual(256, bitmap.num_grays)
self.assertEqual(2, bitmap.pixel_mode)
outline = glyph.outline
self.assertEqual(1, outline.n_contours)
self.assertEqual(12, outline.n_points)
points = outline.points
self.assertIsInstance(points, list)
self.assertEqual(12, len(points))
self.assertIsInstance(points[0], tuple)
self.assertEqual(2, len(points[0]))
tags = outline.tags
self.assertIsInstance(tags, list)
self.assertEqual(12, len(tags))
self.assertIsInstance(tags[0], int)
contours = outline.contours
self.assertIsInstance(contours, list)
self.assertEqual(1, len(contours))
self.assertIsInstance(contours[0], int)
outline_flags = FreeType.FT_OUTLINE_HIGH_PRECISION
self.assertEqual(0x100, outline_flags)
self.assertEqual(0x100, outline.flags)
metrics = face.size.metrics
self.assertEqual(16, metrics.x_ppem)
self.assertEqual(16, metrics.y_ppem)
self.assertEqual(32768, metrics.x_scale) # / 0x10000
self.assertEqual(32768, metrics.y_scale)
self.assertEqual(15, metrics.ascender >> 6)
self.assertEqual(-4, metrics.descender >> 6)
self.assertEqual(19, metrics.height >> 6)
self.assertEqual(30, metrics.max_advance >> 6)