问题描述
我想更改照片的背景颜色,因为目前尚不清楚,我尝试更改matplotlib
背景的图,但它不起作用
import matplotlib.pyplot as plt
import ezdxf
from ezdxf.addons.drawing import RenderContext,Frontend
from ezdxf.addons.drawing.matplotlib import MatplotlibBackend
plt.rcParams["savefig.facecolor"] = 'black'
plt.rcParams['axes.facecolor'] = 'black'
doc = ezdxf.readfile("second.dxf")
msp = doc.modelspace()
doc.layers.new(name='MyLines',dxfattribs={'linetype': 'DASHED','color': 8})
auditor = doc.audit()
if len(auditor.errors) == 0:
fig = plt.figure()
ax = fig.add_axes([0,1,1])
ctx = RenderContext(doc)
out = MatplotlibBackend(ax)
Frontend(ctx,out).draw_layout(msp,finalize=True)
fig.savefig('your.png',dpi=300,facecolor = 'black',edgecolor = 'black')
解决方法
drawing
附加组件仍处于测试阶段,但是您可以尝试将背景设置为白色:
if len(auditor.errors) == 0:
fig = plt.figure()
ax = fig.add_axes([0,1,1])
ctx = RenderContext(doc)
# --- add this lines ---
ctx.set_current_layout(msp)
ctx.current_layout.set_colors(bg='#FFFFFF')
# --- add this lines ---
out = MatplotlibBackend(ax)
Frontend(ctx,out).draw_layout(msp,finalize=True)
fig.savefig('your.png',dpi=300,facecolor = 'black',edgecolor = 'black')
,
尝试覆盖 MODEL_SPACE_BG_COLOR 变量:ezdxf.addons.drawing.properties.MODEL_SPACE_BG_COLOR = "#FFFFFF"