#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""fill: filled polygon demo."""
import numpy as np
from figrecipe.styles import load_style
[docs]
def plot_fill(plt, rng, ax=None):
"""Filled polygon demo with multiple shapes and legend.
Demonstrates: ax.fill() 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]]
# Multiple polygons with legend
shapes = [
("Pentagon", 5, 0, 0),
("Hexagon", 6, 2.5, 0),
("Heptagon", 7, 1.25, 2),
]
for (label, n_sides, cx, cy), color in zip(shapes, colors):
theta = np.linspace(0, 2 * np.pi, n_sides + 1)
x = np.cos(theta) * 0.8 + cx
y = np.sin(theta) * 0.8 + cy
ax.fill(x, y, alpha=0.6, label=label, color=color, id=f"fill_{label}")
ax.set_xlabel("X")
ax.set_ylabel("Y")
ax.set_title("fill")
ax.set_aspect("equal")
ax.legend()
return fig, ax
# EOF