#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""stackplot: stacked area plot demo."""
import numpy as np
from figrecipe.styles import load_style
[docs]
def plot_stackplot(plt, rng, ax=None):
"""Stacked area plot demo with legend.
Demonstrates: ax.stackplot() with SCITEX color palette and legend
"""
if ax is None:
fig, ax = plt.subplots()
else:
fig = ax.get_figure() if hasattr(ax, "get_figure") else ax.fig
# Get SCITEX color palette
style = load_style()
palette = style.get("colors", {}).get("palette", [])
colors = [tuple(v / 255.0 for v in c) for c in palette[:3]]
x = np.arange(10)
y1 = rng.uniform(1, 3, 10)
y2 = rng.uniform(1, 3, 10)
y3 = rng.uniform(1, 3, 10)
ax.stackplot(
x,
y1,
y2,
y3,
labels=["Layer A", "Layer B", "Layer C"],
colors=colors,
id="stackplot",
)
ax.set_xlabel("X")
ax.set_ylabel("Y")
ax.set_title("stackplot")
ax.legend(loc="upper left")
return fig, ax
# EOF