Fixed bug for plots with one data point (#10)

Author: jommme

CHANGES.md

@@ -1,5 +1,13 @@
 # Changes
 
+## Version 0.7.0
+
+_2025-01-08_
+
+Fix:
+
+- Fixed bug for plots with only one data point
+
 ## Version 0.6.0
 
 _2024-12-12_

mpldxf/backend_dxf.py

@@ -52,6 +52,7 @@
 import matplotlib.transforms as transforms
 import matplotlib.collections as mplc
 import numpy as np
+from shapely import Point
 from shapely.geometry import LineString, Polygon
 import ezdxf
 from ezdxf.enums import TextEntityAlignment
@@ -140,7 +141,12 @@ def _clip_mpl(self, gc, vertices, obj):
                 vertices = [v for v in vertices if not np.isnan(v).any()]
 
                 cliprect = Polygon(cliprect)
-                line = LineString(vertices)
+                if (
+                    len(vertices) == 1
+                ):  # if there is only one data point for the line, create a Point object
+                    line = Point(vertices[0])
+                else:
+                    line = LineString(vertices)
                 try:
                     intersection = line.intersection(cliprect)
                 except:

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "mpldxf"
-version = "0.6.0"  
+version = "0.7.0"  
 description = "A fork of mpldxf - a matplotlib backend to write DXF drawings. Modified by NGI to handle geotechnical plots"
 authors = ["David Kent",
            "Jon-Michael Josefsen <[email protected]>",