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"""

Simple Line Plot

================

Example showing cosine, sine, sinc lines.

"""

# test_example = true

# sphinx_gallery_pygfx_docs = 'screenshot'

import fastplotlib as fpl

import numpy as np

figure = fpl.Figure(size=(700, 560))

xs = np.linspace(-10, 10, 100)

# sine wave

ys = np.sin(xs)

sine_data = np.column_stack([xs, ys])

# cosine wave

ys = np.cos(xs) + 5

cosine_data = np.column_stack([xs, ys])

# sinc function

a = 0.5

ys = np.sinc(xs) * 3 + 8

sinc_data = np.column_stack([xs, ys])

sine = figure[0, 0].add_line(data=sine_data, thickness=5, colors="magenta")

# you can also use colormaps for lines!

cosine = figure[0, 0].add_line(data=cosine_data, thickness=12, cmap="autumn")

# or a list of colors for each datapoint

colors = ["r"] * 25 + ["purple"] * 25 + ["y"] * 25 + ["b"] * 25

sinc = figure[0, 0].add_line(data=sinc_data, thickness=5, colors=colors)

figure[0, 0].axes.grids.xy.visible = True

figure.show()

# NOTE: fpl.loop.run() should not be used for interactive sessions

# See the "JupyterLab and IPython" section in the user guide

if __name__ == "__main__":

print(__doc__)

fpl.loop.run()