def drawConnector(text, nback, width):
vtx = stimuli.Shape(line_width=2)
halfwidth = int(width / 2 * nback)
height = int(-width / 3)
vtx.add_vertices([(-halfwidth * 1.4, height),
(-halfwidth * 0.6, -height),
(halfwidth * 0.6, height)])
vtx.move((-width / 2 * nback, 0))
txt = stimuli.TextBox(text, size=(width, width), position=(0, height))
return (vtx, txt)
def polygon(self, vertices): if self.fill: line_width = 0 else: line_width = self.penwidth # The coordinate transformations are a bit awkard. Shape expects # a list of vertices that start form (0,0), but the position of the # shape is the center of the shape. So we first need to determine # the center of the polygon=(min+max)/2 and then convert the list # of vertices to a format that's acceptable to Shape center = (min(p[0] for p in vertices) + \ max(p[0] for p in vertices)) / 2, \ (min(p[1] for p in vertices) + \ max(p[1] for p in vertices)) / 2 stim = stimuli.Shape(colour=self.color.backend_color, position=self.to_xy(center), anti_aliasing=self.aa, line_width=line_width) l = p2v([self.to_xy(p) for p in vertices]) for v in l: stim.add_vertex(v) self.add_stim(stim)
def polygon(self, vertices, fill=False, color=None):
"""See openexp._canvas.legacy"""
if color != None: color = self.color(color)
else: color = self.fgcolor
if fill: line_width = 0
else: line_width = self.penwidth
# The coordinate transformations are a bit awkard. Shape expects
# a list of vertices that start form (0,0), but the position of the
# shape is the center of the shape. So we first need to determine
# the center of the polygon=(min+max)/2 and then convert the list
# of vertices to a format that's acceptable to Shape
center = (min(p[0] for p in vertices) + \
max(p[0] for p in vertices)) / 2, \
(min(p[1] for p in vertices) + \
max(p[1] for p in vertices)) / 2
stim = stimuli.Shape(colour=color, position=c2p(center), \
anti_aliasing=self.aa, line_width=line_width)
l = p2v([c2p(p) for p in vertices])
for v in l:
stim.add_vertex(v)
self.add_stim(stim)