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add road sign#26360

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PaulLinZ wants to merge1 commit intomatplotlib:mainfromPaulLinZ:add_road
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45 changes: 45 additions & 0 deletionsadd_road_sign/main.py
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from matplotlib.path import Path
import matplotlib.pyplot as plt


def custom_box_style(x0, y0, width, height, mutation_size):
"""
Given the location and size of the box, return the path of the box around
it. Rotation is automatically taken care of.

Parameters
----------
x0, y0, width, height : float
Box location and size.
mutation_size : float
Mutation reference scale, typically the text font size.
"""
# padding
mypad = 0.3
pad = mutation_size * mypad
# width and height with padding added.
width = width + 2 * pad
height = height + 2 * pad
# boundary of the padded box
x0, y0 = x0 - pad, y0 - pad
x1, y1 = x0 + width, y0 + height
# return the new path
return Path([(x0, y0), (x1, y0), (x1, y1), (x0, y1),
(x0-pad, (y0+y1)/2), (x0, y0), (x0, y0)],
closed=True)

#设置一号参数
fig, ax = plt.subplots(figsize=(3, 3))
ax.text(0.5, 0.5, "Test", size=30, va="center", ha="center", rotation=30,
bbox=dict(boxstyle=custom_box_style, alpha=0.2))

#设置二号参数
fig, ax = plt.subplots(figsize=(5, 5))
t = ax.text(0.5, 0.5, "Direction",
ha="center", va="center", rotation=45, size=15,
bbox=dict(boxstyle="rarrow,pad=0.3",
fc="lightblue", ec="steelblue", lw=2))

# 显示图像
plt.show()

24 changes: 24 additions & 0 deletionsadd_road_sign/scratch_2.py
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import matplotlib.pyplot as plt
import numpy as np
fig, ax = plt.subplots(figsize=(3, 3))

ann = ax.annotate("Test",
xy=(0.2, 0.2), xycoords='data',
xytext=(0.8, 0.8), textcoords='data',
size=20, va="center", ha="center",
bbox=dict(boxstyle="round4", fc="w"),
arrowprops=dict(arrowstyle="fancy",
connectionstyle="arc3,rad=0.2",
relpos=(0., 0.),
fc="w"))

ann = ax.annotate("Test",
xy=(0.2, 0.2), xycoords='data',
xytext=(0.8, 0.8), textcoords='data',
size=20, va="center", ha="center",
bbox=dict(boxstyle="round4", fc="w"),
arrowprops=dict(arrowstyle="fancy",
connectionstyle="arc3,rad=-0.2",
relpos=(1., 0.),
fc="w"))
plt.show()
32 changes: 32 additions & 0 deletionsadd_road_sign/solve.py
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import matplotlib.pyplot as plt
from matplotlib.patches import Arrow

# 创建一个图形对象和子图
fig, ax = plt.subplots()

# 设置字体大小和颜色
font_size = 25
font_color = 'yellow'

# 设置背景颜色
background_color = 'green'

# 绘制箭头路标，设置填充颜色和边框颜色
arrow = Arrow(0.2, 0.2, 0.6, 0.6, width=0.5, edgecolor='yellow', facecolor='red', linewidth=3)
ax.add_patch(arrow)

# 添加注释文本，设置字体大小和颜色
ax.text(0.5, 0.9, 'RIGHT', ha='center', va='center', fontsize=font_size, color=font_color)

# 设置图像范围
ax.set_xlim(0, 1)
ax.set_ylim(0, 1)

# 设置整个图形对象的背景颜色
fig.patch.set_facecolor(background_color)

# 隐藏坐标轴
ax.axis('off')

# 显示图像
plt.show()
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