def draw_text(self, context, h, w, factor):
text = 'This is a text'
dx = w / 2
dy = h / 2
font = toga.Font(family=SANS_SERIF, size=20)
width, height = font.measure(text, tight=True)
context.write_text(text, dx - width / 2, dy, font)
def test_write_text_repr(self):
font = toga.Font(family=SERIF, size=4)
write_text = self.testing_canvas.write_text("hello", x=10, y=-4.2, font=font)
self.assertEqual(
repr(write_text),
"WriteText(text=hello, x=10, y=-4.2, font=<Font: 4pt serif>)",
)
def test_font_default_has_all_attr_set(self):
self.interface = toga.Font(self.font_family, self.font_size)
self.native = self.interface._impl.native
self.assertEqual(self.native.get_family(), SYSTEM)
self.assertEqual(self.native.get_size() / Pango.SCALE, self.font_size)
self.assertEqual(self.native.get_style(), Pango.Style.NORMAL)
self.assertEqual(self.native.get_variant(), Pango.Variant.NORMAL)
self.assertEqual(self.native.get_weight(), Pango.Weight.NORMAL)
def test_font_default_has_all_attr_set(self):
font = toga.Font(self.font_family, self.font_size)
native = font.bind(gtk_factory).native
self.assertEqual(native.get_family(), SYSTEM)
self.assertEqual(native.get_size() / Pango.SCALE, self.font_size)
self.assertEqual(native.get_style(), Pango.Style.NORMAL)
self.assertEqual(native.get_variant(), Pango.Variant.NORMAL)
self.assertEqual(native.get_weight(), Pango.Weight.NORMAL)
def setUp(self):
super().setUp()
self.family = "sans-serif"
self.size = 14
self.font = toga.Font(self.family,
self.size,
factory=toga_dummy.factory)
def draw_text(self):
x = 32
y = 185
font = toga.Font(family=SANS_SERIF, size=20)
width, height = self.canvas.measure_text('Tiberius', font, tight=True)
with self.canvas.stroke(line_width=4.0) as rect_stroker:
rect_stroker.rect(x - 2, y - height + 2, width, height + 2)
with self.canvas.fill(color=rgb(149, 119, 73)) as text_filler:
text_filler.write_text('Tiberius', x, y, font)
def draw_text(self):
x = 32
y = 185
font = toga.Font(family='sans-serif', size=20)
width, height = font.measure('Tiberius', tight=True)
with self.canvas.stroke():
self.canvas.rect(x - 10, y - height + 2, width, height + 2)
with self.canvas.fill():
self.canvas.fill_style('rgba(149.0, 119, 73, 1)')
self.canvas.write_text('Tiberius', x, y, font)
def test_write_text_simple(self):
test_font = toga.Font(family=SANS_SERIF, size=15)
write_text = self.testing_canvas.write_text("test text", 0, 0, test_font)
self.assertIn(write_text, self.testing_canvas.drawing_objects)
self.assertActionPerformedWith(
self.testing_canvas,
"write text",
text="test text",
x=0,
y=0,
font=test_font,
)
def setUp(self):
super().setUp()
self.family = SANS_SERIF
self.size = 14
self.font = toga.Font(
self.family,
self.size,
)
# Bind the font to the dummy factory
self.font.bind(toga_dummy.factory)
def _2021_11_07b_startup(self):
self.main_window = toga.MainWindow(title=self.name, size=(250, 250))
self.canvas = toga.Canvas(style=Pack(flex=1))
self.main_window.content = toga.Box(children=[self.canvas])
x = 32
y = 185
font = toga.Font(family=SANS_SERIF, size=20)
width, height = self.canvas.measure_text('Tiberius', font, tight=True)
with self.canvas.stroke(line_width=4.0) as rect_stroker:
rect_stroker.rect(x, y - height, width, height)
with self.canvas.fill(color=rgb(149, 119, 73)) as text_filler:
text_filler.write_text('Tiberius', x, y, font)
# Show the main window
self.main_window.show()
def draw_instructions(self, context, factor):
text = """Instructions:
1. Use the controls to modify the image
2. Press and drag to move the image
3. Double press to center the image at that position
4. Drag using the alternate (e.g. right) button to rotate the image
"""
font = toga.Font(
family=self.font_selection.value,
size=self.font_size.value,
weight=self.get_weight(),
style=self.get_style(),
)
width, height = self.canvas.measure_text(text, font, tight=True)
context.write_text(text, self.x_middle - width / 2, self.y_middle, font)
def setUp(self):
super().setUp()
self.family = SANS_SERIF
self.size = 14
self.style = ITALIC
self.variant = SMALL_CAPS
self.weight = BOLD
self.font = toga.Font(family=self.family,
size=self.size,
style=self.style,
variant=self.variant,
weight=self.weight)
# Bind the font to the dummy factory
self.font.bind(toga_dummy.factory)
def test_write_text_modify(self):
write_text = self.testing_canvas.write_text("test text")
modify_font = toga.Font(family=SERIF, size=1.2)
write_text.text, write_text.x, write_text.y, write_text.font = (
"hello again",
10,
-1999,
modify_font,
)
self.testing_canvas.redraw()
self.assertActionPerformedWith(
self.testing_canvas,
"write text",
text="hello again",
x=10,
y=-1999,
font=modify_font,
)
def test_font_variant_small_caps(self):
font = toga.Font(self.font_family, self.font_size, variant=SMALL_CAPS)
native = font.bind(gtk_factory).native
self.assertEqual(native.get_variant(), Pango.Variant.SMALL_CAPS)
def test_font_style_oblique(self):
font = toga.Font(self.font_family, self.font_size, style=OBLIQUE)
native = font.bind(gtk_factory).native
self.assertEqual(native.get_style(), Pango.Style.OBLIQUE)
def test_font_style_italic(self):
font = toga.Font(self.font_family, self.font_size, style=ITALIC)
native = font.bind(gtk_factory).native
self.assertEqual(native.get_style(), Pango.Style.ITALIC)
def test_font_size(self):
self.font_size = 22
font = toga.Font(self.font_family, self.font_size)
native = font.bind(gtk_factory).native
self.assertEqual(native.get_size() / Pango.SCALE, self.font_size)
def test_font_size(self):
self.font_size = 22
self.interface = toga.Font(self.font_family, self.font_size)
self.native = self.interface._impl.native
self.assertEqual(self.native.get_size() / Pango.SCALE, self.font_size)
def test_font_family_defaults_to_system(self):
font = toga.Font(CURSIVE, self.font_size)
native = font.bind(gtk_factory).native
self.assertIn(CURSIVE, native.get_family())
self.assertIn(SYSTEM, native.get_family())
def test_write_text(self):
test_font = toga.Font(family=SANS_SERIF, size=15)
self.testing_canvas.write_text('test text', 0, 0, test_font)
self.assertActionPerformedWith(self.testing_canvas, 'write text', text='test text', x=0, y=0, font=test_font)
def test_font_style_italic(self):
self.interface = toga.Font(self.font_family,
self.font_size,
style=ITALIC)
self.native = self.interface._impl.native
self.assertEqual(self.native.get_style(), Pango.Style.ITALIC)
def test_font_style_oblique(self):
self.interface = toga.Font(self.font_family,
self.font_size,
style=OBLIQUE)
self.native = self.interface._impl.native
self.assertEqual(self.native.get_style(), Pango.Style.OBLIQUE)
def test_font_variant_small_caps(self):
self.interface = toga.Font(self.font_family,
self.font_size,
variant=SMALL_CAPS)
self.native = self.interface._impl.native
self.assertEqual(self.native.get_variant(), Pango.Variant.SMALL_CAPS)
def test_font_weight_bold(self):
self.interface = toga.Font(self.font_family,
self.font_size,
weight=BOLD)
self.native = self.interface._impl.native
self.assertEqual(self.native.get_weight(), Pango.Weight.BOLD)
def test_font_weight_bold(self):
font = toga.Font(self.font_family, self.font_size, weight=BOLD)
native = font.bind(gtk_factory).native
self.assertEqual(native.get_weight(), Pango.Weight.BOLD)
def test_font_cache(self):
font = toga.Font(self.font_family, self.font_size)
self.impl = gtk_fonts.Font(font)
self.cache = gtk_fonts._FONT_CACHE
self.assertEqual(self.cache[font], self.impl.native)
def build(app):
font = toga.Font('Helvetica', 40)
return toga.Box(children=[toga.Button('Button')])
def test_font_family_defaults_to_system(self):
self.interface = toga.Font(CURSIVE, self.font_size)
self.native = self.interface._impl.native
self.assertIn(CURSIVE, self.native.get_family())
self.assertIn(SYSTEM, self.native.get_family())
def test_font_cache(self):
self.interface = toga.Font(self.font_family, self.font_size)
self.impl = gtk_font.Font(self.interface)
self.cache = gtk_font._FONT_CACHE
self.assertEqual(self.cache[self.interface], self.impl.native)
