def test_freetype_Face_init(self):
self.assertRaises(IOError, ft.Face, os.path.join (FONTDIR, 'nonexistant.ttf'))
f = self._TEST_FONTS['sans']
self.assertTrue(isinstance(f, ft.Face))
f = self._TEST_FONTS['fixed']
self.assertTrue(isinstance(f, ft.Face))
f = ft.Face(None, ptsize=24)
self.assert_(f.height > 0)
self.assertRaises(IOError, f.__init__,
os.path.join(FONTDIR, 'nonexistant.ttf'))
self.assertRaises(RuntimeError, f.get_rect, 'a', ptsize=24)
# Test attribute preservation during reinitalization
f = ft.Face(self._sans_path, ptsize=24, ucs4=True)
self.assertEqual(f.name, 'Liberation Sans')
self.assertFalse(f.fixed_width)
self.assertTrue(f.antialiased)
self.assertFalse(f.oblique)
self.assertTrue(f.ucs4)
f.antialiased = False
f.oblique = True
f.__init__(self._fixed_path)
self.assertEqual(f.name, 'Inconsolata')
##self.assertTrue(f.fixed_width)
self.assertFalse(f.fixed_width) # need a properly marked Mono font
self.assertFalse(f.antialiased)
self.assertTrue(f.oblique)
self.assertTrue(f.ucs4)
def setUp(self):
ft.init()
if 'fixed' not in self._TEST_FONTS:
# Inconsolata is an open-source font designed by Raph Levien
# Licensed under the Open Font License
# http://www.levien.com/type/myfonts/inconsolata.html
self._TEST_FONTS['fixed'] = ft.Face(self._fixed_path)
if 'sans' not in self._TEST_FONTS:
# Liberation Sans is an open-source font designed by Steve Matteson
# Licensed under the GNU GPL
# https://fedorahosted.org/liberation-fonts/
self._TEST_FONTS['sans'] = ft.Face(self._sans_path)
def test_freetype_Face_resolution(self):
text = "|" # Differs in width and height
resolution = ft.get_default_resolution()
new_face = ft.Face(self._sans_path, resolution=2 * resolution)
self.assertEqual(new_face.resolution, 2 * resolution)
size_normal = self._TEST_FONTS['sans'].get_rect(text, ptsize=24).size
size_scaled = new_face.get_rect(text, ptsize=24).size
size_by_2 = size_normal[0] * 2
self.assertTrue(size_by_2 + 2 >= size_scaled[0] >= size_by_2 - 2,
"%i not equal %i" % (size_scaled[1], size_by_2))
size_by_2 = size_normal[1] * 2
self.assertTrue(size_by_2 + 2 >= size_scaled[1] >= size_by_2 - 2,
"%i not equal %i" % (size_scaled[1], size_by_2))
new_resolution = resolution + 10
ft.set_default_resolution(new_resolution)
try:
new_face = ft.Face(self._sans_path, resolution=0)
self.assertEqual(new_face.resolution, new_resolution)
finally:
ft.set_default_resolution()
def run():
pygame.init()
fontdir = os.path.dirname(os.path.abspath(__file__))
face = freetype.Face(os.path.join(fontdir, "data", "sans.ttf"))
screen = pygame.display.set_mode((800, 600))
screen.fill(colors["grey_light"])
face.render((screen, 32, 32),
"Hello World",
colors["red"],
colors['grey_dark'],
ptsize=64,
style=freetype.STYLE_UNDERLINE | freetype.STYLE_OBLIQUE)
face.render((screen, 32, 128),
"abcdefghijklm",
colors["grey_dark"],
colors["green"],
ptsize=64)
face.vertical = True
face.render((screen, 32, 190),
"Vertical?",
colors["blue"],
None,
ptsize=32)
face.vertical = False
face.render((screen, 64, 190),
"Let's spin!",
colors["red"],
None,
ptsize=48,
rotation=55)
face.render((screen, 160, 290),
"All around!",
colors["green"],
None,
ptsize=48,
rotation=-55)
face.render((screen, 250, 220),
"and BLEND",
pygame.Color(255, 0, 0, 128),
None,
ptsize=64)
face.render((screen, 258, 237),
"or BLAND!",
pygame.Color(0, 0xCC, 28, 128),
None,
ptsize=64)
face.origin = True
for angle in range(0, 360, 45):
face.render((screen, 200, 500),
")",
pygame.Color('black'),
ptsize=48,
rotation=angle)
face.vertical = True
for angle in range(15, 375, 30):
face.render((screen, 600, 400),
"|^*",
pygame.Color('orange'),
ptsize=48,
rotation=angle)
face.vertical = False
face.origin = False
utext = pygame.compat.as_unicode(r"I \u2665 Unicode")
face.render((screen, 298, 320),
utext,
pygame.Color(0, 0xCC, 0xDD),
None,
ptsize=64)
utext = pygame.compat.as_unicode(r"\u2665")
face.render((screen, 480, 32),
utext,
colors["grey_light"],
colors["red"],
ptsize=148)
face.render((screen, 380, 380),
"...yes, this is an SDL surface",
pygame.Color(0, 0, 0),
None,
ptsize=24,
style=freetype.STYLE_STRONG)
pygame.display.flip()
while 1:
if pygame.event.wait().type in (QUIT, KEYDOWN, MOUSEBUTTONDOWN):
break
pygame.quit()
def test_freetype_defaultfont(self):
face = ft.Face(None)
self.assertEqual(face.name, "FreeSans")
def test_freetype_Face_cache(self):
glyphs = "abcde"
glen = len(glyphs)
other_glyphs = "123"
oglen = len(other_glyphs)
uempty = unicode_("")
## many_glyphs = (uempty.join([unichr_(i) for i in range(32,127)] +
## [unichr_(i) for i in range(161,172)] +
## [unichr_(i) for i in range(174,239)]))
many_glyphs = uempty.join([unichr_(i) for i in range(32,127)])
mglen = len(many_glyphs)
count = 0
access = 0
hit = 0
miss = 0
f = ft.Face(None, ptsize=24, style=ft.STYLE_NORMAL, vertical=False)
f.antialiased = True
# Ensure debug counters are zero
self.assertEqual(f._debug_cache_stats, (0, 0, 0, 0, 0))
# Load some basic glyphs
count = access = miss = glen
f.render_raw(glyphs)
self.assertEqual(f._debug_cache_stats, (count, 0, access, hit, miss))
# Vertical should not affect the cache
access += glen
hit += glen
f.vertical = True
f.render_raw(glyphs)
f.vertical = False
self.assertEqual(f._debug_cache_stats, (count, 0, access, hit, miss))
# New glyphs will
count += oglen
access += oglen
miss += oglen
f.render_raw(other_glyphs)
self.assertEqual(f._debug_cache_stats, (count, 0, access, hit, miss))
# Point size does
count += glen
access += glen
miss += glen
f.render_raw(glyphs, ptsize=12)
self.assertEqual(f._debug_cache_stats, (count, 0, access, hit, miss))
# Underline style does not
access += oglen
hit += oglen
f.underline = True
f.render_raw(other_glyphs)
f.underline = False
self.assertEqual(f._debug_cache_stats, (count, 0, access, hit, miss))
# Oblique style does
count += glen
access += glen
miss += glen
f.oblique = True
f.render_raw(glyphs)
f.oblique = False
self.assertEqual(f._debug_cache_stats, (count, 0, access, hit, miss))
# Strong style does; by this point cache clears can happen
count += glen
access += glen
miss += glen
f.strong = True
f.render_raw(glyphs)
f.strong = False
ccount, cdelete_count, caccess, chit, cmiss = f._debug_cache_stats
self.assertEqual((ccount + cdelete_count, caccess, chit, cmiss),
(count, access, hit, miss))
# Rotation does
count += glen
access += glen
miss += glen
f.render_raw(glyphs, rotation=10)
ccount, cdelete_count, caccess, chit, cmiss = f._debug_cache_stats
self.assertEqual((ccount + cdelete_count, caccess, chit, cmiss),
(count, access, hit, miss))
# aliased (mono) glyphs do
count += oglen
access += oglen
miss += oglen
f.antialiased = False
f.render_raw(other_glyphs)
f.antialiased = True
ccount, cdelete_count, caccess, chit, cmiss = f._debug_cache_stats
self.assertEqual((ccount + cdelete_count, caccess, chit, cmiss),
(count, access, hit, miss))
# Trigger a cleanup for sure.
count += 2 * mglen
access += 2 * mglen
miss += 2 * mglen
f.get_metrics(many_glyphs, ptsize=8)
f.get_metrics(many_glyphs, ptsize=10)
ccount, cdelete_count, caccess, chit, cmiss = f._debug_cache_stats
print (ccount, cdelete_count, caccess, chit, cmiss)
self.assertTrue(ccount < count)
self.assertEqual((ccount + cdelete_count, caccess, chit, cmiss),
(count, access, hit, miss))
