def test_circles_2():
""" Another example with circles """
# The colors package contain e few utility functions for colors:
import cartesius.colors as colors
coordinate_system = cartesius.CoordinateSystem()
from_color = (255, 0, 255)
to_color = (0, 255, 0)
iterations = 20
for i in range(1, iterations):
x = i / 2.
y = math.sin(x)
center = (i / 1, math.sin(x))
color = colors.get_color_between(from_color, to_color,
i / float(iterations))
coordinate_system.add(
elements.Circle(center,
radius=math.sqrt(x),
transparency_mask=50,
fill_color=color,
color=(0, 0, 0)))
return coordinate_system.draw(300, 200), coordinate_system.draw(
300, 200, antialiasing=True)
def data_generator():
for x in range(25):
key = x / 2.
value = 2 * math.sin(x / 4.)
color = colors.get_color_between(bottom_collor, top_color,
(value + 2) / 4.)
yield charts.data(key, value, fill_color=color)
def f():
from_color = (255, 255, 0)
to_color = (100, 100, 255)
i = -2
while i < 6:
value = 2 * math.sin(i)
color = colors.get_color_between(from_color, to_color, (value + 2)/4.)
yield charts.data(i, value, fill_color=color, color=(0, 0, 0))
i += .05
def f():
from_color = (255, 255, 0)
to_color = (100, 100, 255)
i = -2
while i < 6:
value = 2 * math.sin(i)
color = colors.get_color_between(from_color, to_color,
(value + 2) / 4.)
yield charts.data(i, value, fill_color=color, color=(0, 0, 0))
i += .05
def test_circles_2():
""" Another example with circles """
# The colors package contain e few utility functions for colors:
import cartesius.colors as colors
coordinate_system = cartesius.CoordinateSystem()
from_color = (255, 0, 255)
to_color = (0, 255, 0)
iterations = 20
for i in range(1, iterations):
x = i / 2.
y = math.sin(x)
center = (i / 1, math.sin(x))
color = colors.get_color_between(from_color, to_color, i/float(iterations))
coordinate_system.add(elements.Circle(center, radius=math.sqrt(x),
transparency_mask=50, fill_color=color, color=(0, 0, 0)))
return coordinate_system.draw(400, 250), coordinate_system.draw(400, 250, antialiasing=True)
def data_generator():
for x in range(25):
key = x / 2.
value = 2 * math.sin(x/4.)
color = colors.get_color_between(bottom_collor, top_color, (value + 2) / 4.)
yield charts.data(key, value, fill_color=color)
