def test_ellipse_draw():
"""Test drawing transformed ellipses using EllipseVisual"""
with TestingCanvas() as c:
ellipse = visuals.Ellipse(center=(0., 0.),
radius=(20, 15),
color=(0, 0, 1, 1),
parent=c.scene)
ellipse.transform = transforms.STTransform(scale=(2.0, 3.0),
translate=(50, 50))
assert_image_approved(c.render(), 'visuals/ellipse1.png')
ellipse.parent = None
ellipse = visuals.Ellipse(center=(0., 0.),
radius=(20, 15),
color=(0, 0, 1, 1),
border_color=(1, 0, 0, 1),
parent=c.scene)
ellipse.transform = transforms.STTransform(scale=(2.0, 3.0),
translate=(50, 50))
assert_image_approved(c.render(), 'visuals/ellipse2.png')
ellipse.parent = None
ellipse = visuals.Ellipse(center=(0., 0.),
radius=(20, 15),
border_color=(1, 0, 0, 1),
parent=c.scene)
ellipse.transform = transforms.STTransform(scale=(2.0, 3.0),
translate=(50, 50))
assert_image_approved(c.render(), 'visuals/ellipse3.png', min_corr=0.7)
def test_ellipse_draw():
"""Test drawing transformed ellipses using EllipseVisual"""
with TestingCanvas() as c:
ellipse = visuals.Ellipse(pos=(0., 0.),
radius=(20, 15),
color=(0, 0, 1, 1))
ellipse.transform = transforms.STTransform(scale=(2.0, 3.0),
translate=(50, 50))
c.draw_visual(ellipse)
assert_image_approved("screenshot", 'visuals/ellipse1.png')
ellipse = visuals.Ellipse(pos=(0., 0.),
radius=(20, 15),
color=(0, 0, 1, 1),
border_color=(1, 0, 0, 1))
ellipse.transform = transforms.STTransform(scale=(2.0, 3.0),
translate=(50, 50))
c.draw_visual(ellipse)
assert_image_approved("screenshot", 'visuals/ellipse2.png')
ellipse = visuals.Ellipse(pos=(0., 0.),
radius=(20, 15),
border_color=(1, 0, 0, 1))
ellipse.transform = transforms.STTransform(scale=(2.0, 3.0),
translate=(50, 50))
c.draw_visual(ellipse)
assert_image_approved("screenshot",
'visuals/ellipse3.png',
min_corr=0.7)
def test_circle_draw():
"""Test drawing circles without transform using EllipseVisual"""
with TestingCanvas() as c:
ellipse = visuals.Ellipse(center=(75, 35, 0),
radius=20,
color=(1, 0, 0, 1),
parent=c.scene)
assert_image_approved(c.render(), 'visuals/circle1.png')
ellipse.parent = None
ellipse = visuals.Ellipse(center=(75, 35, 0),
radius=20,
color=(1, 0, 0, 1),
border_color=(0, 1, 1, 1),
parent=c.scene)
assert_image_approved(c.render(), 'visuals/circle2.png')
ellipse.parent = None
ellipse = visuals.Ellipse(center=(75, 35, 0),
radius=20,
border_color=(0, 1, 1, 1),
parent=c.scene)
# low corr here because borders have some variability
# esp. w/HiDPI
assert_image_approved(c.render(), 'visuals/circle3.png', min_corr=0.7)
def test_circle_draw():
"""Test drawing circles without transform using EllipseVisual"""
with TestingCanvas() as c:
ellipse = visuals.Ellipse(pos=(75, 35, 0),
radius=20,
color=(1, 0, 0, 1))
c.draw_visual(ellipse)
assert_image_approved("screenshot", 'visuals/circle1.png')
ellipse = visuals.Ellipse(pos=(75, 35, 0),
radius=20,
color=(1, 0, 0, 1),
border_color=(0, 1, 1, 1))
c.draw_visual(ellipse)
assert_image_approved("screenshot", 'visuals/circle2.png')
ellipse = visuals.Ellipse(pos=(75, 35, 0),
radius=20,
border_color=(0, 1, 1, 1))
c.draw_visual(ellipse)
# low corr here because borders have some variability
# esp. w/HiDPI
assert_image_approved("screenshot",
'visuals/circle3.png',
min_corr=0.7)
def test_reactive_draw():
"""Test reactive ellipse attributes"""
with TestingCanvas() as c:
ellipse = visuals.Ellipse(center=[75, 35, 0.],
radius=[20, 15],
color='yellow',
parent=c.scene)
ellipse.center = [70, 40, 0.]
assert_image_approved(c.render(), 'visuals/reactive_ellipse1.png')
ellipse.radius = 25
assert_image_approved(c.render(), 'visuals/reactive_ellipse2.png')
ellipse.color = 'red'
assert_image_approved(c.render(), 'visuals/reactive_ellipse3.png')
ellipse.border_color = 'yellow'
assert_image_approved(c.render(), 'visuals/reactive_ellipse4.png')
ellipse.start_angle = 140.
assert_image_approved(c.render(), 'visuals/reactive_ellipse5.png')
ellipse.span_angle = 100.
assert_image_approved(c.render(), 'visuals/reactive_ellipse6.png')
ellipse.num_segments = 10.
assert_image_approved(c.render(), 'visuals/reactive_ellipse7.png')
def test_reactive_draw():
"""Test reactive ellipse attributes"""
with TestingCanvas() as c:
ellipse = visuals.Ellipse(pos=[75, 35, 0.],
radius=[20, 15],
color='yellow')
c.draw_visual(ellipse)
ellipse.pos = [70, 40, 0.]
c.draw_visual(ellipse)
assert_image_approved("screenshot", 'visuals/reactive_ellipse1.png')
ellipse.radius = 25
c.draw_visual(ellipse)
assert_image_approved("screenshot", 'visuals/reactive_ellipse2.png')
ellipse.color = 'red'
c.draw_visual(ellipse)
assert_image_approved("screenshot", 'visuals/reactive_ellipse3.png')
ellipse.border_color = 'yellow'
c.draw_visual(ellipse)
assert_image_approved("screenshot", 'visuals/reactive_ellipse4.png')
ellipse.start_angle = 140.
c.draw_visual(ellipse)
assert_image_approved("screenshot", 'visuals/reactive_ellipse5.png')
ellipse.span_angle = 100.
c.draw_visual(ellipse)
assert_image_approved("screenshot", 'visuals/reactive_ellipse6.png')
ellipse.num_segments = 10.
c.draw_visual(ellipse)
assert_image_approved("screenshot", 'visuals/reactive_ellipse7.png')
def test_arc_draw1():
"""Test drawing arcs using EllipseVisual"""
with TestingCanvas() as c:
ellipse = visuals.Ellipse(pos=(50., 50.),
radius=(20, 15),
start_angle=150.,
span_angle=120.,
color=(0, 0, 1, 1))
c.draw_visual(ellipse)
assert_image_approved("screenshot", 'visuals/arc1.png')
ellipse = visuals.Ellipse(pos=(50., 50.),
radius=(20, 15),
start_angle=150.,
span_angle=120.,
border_color=(1, 0, 0, 1))
c.draw_visual(ellipse)
assert_image_approved("screenshot", 'visuals/arc2.png', min_corr=0.6)
def test_arc_draw1():
"""Test drawing arcs using EllipseVisual"""
with TestingCanvas() as c:
ellipse = visuals.Ellipse(center=(50., 50.),
radius=(20, 15),
start_angle=150.,
span_angle=120.,
color=(0, 0, 1, 1),
parent=c.scene)
assert_image_approved(c.render(), 'visuals/arc1.png')
ellipse.parent = None
ellipse = visuals.Ellipse(center=(50., 50.),
radius=(20, 15),
start_angle=150.,
span_angle=120.,
border_color=(1, 0, 0, 1),
parent=c.scene)
assert_image_approved(c.render(), 'visuals/arc2.png', min_corr=0.6)
def __init__(self):
self.ellipse = visuals.Ellipse(pos=(400, 400, 0),
radius=[320, 240],
color=(1, 0, 0, 1),
border_color=(1, 1, 1, 1),
start_angle=180.,
span_angle=150.)
vispy.scene.SceneCanvas.__init__(self, keys='interactive')
self.size = (800, 800)
self.show()
self._timer = app.Timer('auto', connect=self.on_timer, start=True)
def test_circle_draw():
"""Test drawing circles without transform using EllipseVisual"""
with TestingCanvas() as c:
ellipse = visuals.Ellipse(pos=(75, 35, 0),
radius=20,
color=(1, 0, 0, 1))
c.draw_visual(ellipse)
assert_image_equal("screenshot", 'visuals/circle1.png')
gloo.clear()
ellipse = visuals.Ellipse(pos=(75, 35, 0),
radius=20,
color=(1, 0, 0, 1),
border_color=(0, 1, 1, 1))
c.draw_visual(ellipse)
assert_image_equal("screenshot", 'visuals/circle2.png')
gloo.clear()
ellipse = visuals.Ellipse(pos=(75, 35, 0),
radius=20,
border_color=(0, 1, 1, 1))
c.draw_visual(ellipse)
assert_image_equal("screenshot", 'visuals/circle3.png', 0.9)
def __init__(self):
global pos
self.visuals = []
polygon = visuals.Polygon(pos=pos,
color=(0.8, .2, 0, 1),
border_color=(1, 1, 1, 1))
polygon.transform = transforms.STTransform(scale=(200, 200),
translate=(600, 600))
self.visuals.append(polygon)
ellipse = visuals.Ellipse(pos=(0, 0, 0),
radius=(100, 150),
color=(0.2, 0.2, 0.8, 1),
border_color=(1, 1, 1, 1),
start_angle=180.,
span_angle=150.)
ellipse.transform = transforms.STTransform(scale=(0.9, 1.5),
translate=(200, 300))
self.visuals.append(ellipse)
rect = visuals.Rectangle(pos=(600, 200, 0),
height=200.,
width=300.,
radius=[30., 30., 0., 0.],
color=(0.5, 0.5, 0.2, 1),
border_color='white')
self.visuals.append(rect)
rpolygon = visuals.RegularPolygon(pos=(200., 600., 0),
radius=160,
color=(0.2, 0.8, 0.2, 1),
border_color=(1, 1, 1, 1),
sides=6)
self.visuals.append(rpolygon)
SceneCanvas.__init__(self, keys='interactive')
self.size = (800, 800)
self.show()
