def test_rotate_ctm(self):
angle = pi/4.
path = agg.CompiledPath()
path.rotate_ctm(angle)
actual = path.get_ctm()
desired = agg.rotation_matrix(angle)
self.assertRavelEqual(actual, desired)
def test_rotate_ctm(self):
angle = pi / 4.
path = agg.CompiledPath()
path.rotate_ctm(angle)
actual = path.get_ctm()
desired = agg.rotation_matrix(angle)
self.assertRavelEqual(actual, desired)
def test_handling_text(gc):
font = Font(face_name="Arial", size=32)
gc.set_font(font)
gc.translate_ctm(100.0, 100.0)
gc.move_to(-5, 0)
gc.line_to(5, 0)
gc.move_to(0, 5)
gc.line_to(0, -5)
gc.move_to(0, 0)
gc.stroke_path()
txtRot = agg.rotation_matrix(PI / 6)
gc.set_text_matrix(txtRot)
gc.show_text("Hello")
txtRot.invert()
gc.set_text_matrix(txtRot)
gc.show_text("inverted")
def test_handling_text(gc):
font = Font(face_name="Arial", size = 32)
gc.set_font(font)
gc.translate_ctm(100.0, 100.0)
gc.move_to(-5,0)
gc.line_to(5,0)
gc.move_to(0,5)
gc.line_to(0,-5)
gc.move_to(0,0)
gc.stroke_path()
txtRot = agg.rotation_matrix(PI/6)
gc.set_text_matrix(txtRot)
gc.show_text("Hello")
txtRot.invert()
gc.set_text_matrix(txtRot)
gc.show_text("inverted")
def test_rotate_ctm(self):
gc = agg.GraphicsContextArray((100,100))
gc.rotate_ctm(pi/4.)
actual = gc.get_ctm()
desired = agg.rotation_matrix(pi/4.)
self.assertEqual(actual, tuple(desired))
def test_rotate_ctm(self):
gc = agg.GraphicsContextArray((100, 100))
gc.rotate_ctm(pi / 4.0)
actual = gc.get_ctm()
desired = agg.rotation_matrix(pi / 4.0)
self.assertEqual(actual, tuple(desired))
def test_rotation_matrix(self):
val = agg.rotation_matrix(pi / 2.)
desired = array([0.0, 1.0, -1.0, 0.0, 0.0, 0.0])
actual = val.asarray()
assert (allclose(desired, actual))
def test_rotation_matrix(self):
val = agg.rotation_matrix(pi/2.)
desired = array([ 0.0,1.0,-1.0,0.0,0.0,0.0])
actual = val.asarray()
assert(allclose(desired,actual))