def test_trs_factor(self):
trans = affine.affine_identity()
trans = affine.translate(trans, 6, 5)
trans = affine.rotate(trans, 2.4)
trans = affine.scale(trans, 0.2, 10)
tx, ty, sx, sy, angle = affine.trs_factor(trans)
assert ((tx, ty) == (6, 5))
assert ((sx, sy) == (0.2, 10))
assert (angle == 2.4)
def test_trs_factor(self):
trans = affine.affine_identity()
trans = affine.translate(trans,5,5)
trans = affine.rotate(trans,2.4)
trans = affine.scale(trans,10,10)
tx,ty,sx,sy,angle = affine.trs_factor(trans)
assert( (tx,ty) == (5,5))
assert( (sx,sy) == (10,10))
assert( angle == 2.4)
def device_show_text(self, text):
ttm = self.get_text_matrix()
ctm = self.get_ctm() # not device_ctm!!
m = affine.concat(ctm,ttm)
tx,ty,sx,sy,angle = affine.trs_factor(m)
angle = angle * 180. / pi
gc = self._backend.new_gc()
text = unicode_to_mathtext(text)
if self._backend.flipy():
ty = self.height() - ty
self._backend.draw_text(gc, tx, ty - 1, text,
self._font_prop, angle, ismath=True)
gc.restore()
def device_show_text(self, text):
ttm = self.get_text_matrix()
ctm = self.get_ctm() # not device_ctm!!
m = affine.concat(ctm, ttm)
tx, ty, sx, sy, angle = affine.trs_factor(m)
angle = angle * 180. / pi
gc = self._backend.new_gc()
text = unicode_to_mathtext(text)
if self._backend.flipy():
ty = self.height() - ty
self._backend.draw_text(gc,
tx,
ty - 1,
text,
self._font_prop,
angle,
ismath=True)
gc.restore()
