Specify IDs with integers

Specify controllers to sync subplots using integer IDs

/home/runner/work/fastplotlib/fastplotlib/fastplotlib/graphics/features/_base.py:18: UserWarning: casting float64 array to float32
  warn(f"casting {array.dtype} array to float32")

# test_example = false

import numpy as np
import fastplotlib as fpl


xs = np.linspace(0, 2 * np.pi, 100)
sine = np.sin(xs)
cosine = np.cos(xs)

# controller IDs
# one controller is created for each unique ID
# if the IDs are the same, those subplots will be synced
ids = [
    [0, 1],
    [2, 0],
]

names = [f"contr. id: {i}" for i in np.asarray(ids).ravel()]

figure = fpl.Figure(
    shape=(2, 2),
    controller_ids=ids,
    names=names,
    size=(700, 560),
)

figure[0, 0].add_line(np.column_stack([xs, sine]))

figure[0, 1].add_line(np.random.rand(100))
figure[1, 0].add_line(np.random.rand(100))

figure[1, 1].add_line(np.column_stack([xs, cosine]))

figure.show(maintain_aspect=False)


# NOTE: `if __name__ == "__main__"` is NOT how to use fastplotlib interactively
# please see our docs for using fastplotlib interactively in ipython and jupyter
if __name__ == "__main__":
    print(__doc__)
    fpl.loop.run()