Add LockStitches and Centering

README.md

@@ -61,6 +61,7 @@ https://github.com/EmbroidePy/pyembroidery
 * .u01
 * .pec
 * .xxx
+* .tbf
 * .gcode
 
 ### Read

requirements.txt

@@ -1,4 +1,4 @@
 click
 vpype>=1.9,<2.0
 numpy
-pyembroidery
+pyembroidery>=1.5.0

setup.py

@@ -1,12 +1,12 @@
-from setuptools import setup, find_packages
+from setuptools import setup
 
 
 with open("README.md") as f:
     readme = f.read()
 
 setup(
     name="vpype-embroidery",
-    version="0.3.0",
+    version="0.3.2",
     description="vpype embroidery plugin",
     long_description=readme,
     long_description_content_type="text/markdown",
@@ -15,16 +15,20 @@
     url="https://github.com/embroidepy/vpype-embroidery/",
     packages=["vpype_embroidery"],
     classifiers=[
-        "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
         "License :: OSI Approved :: MIT License",
         "Operating System :: OS Independent"
     ],
     install_requires=[
         "click",
         "vpype>=1.9,<2.0",
         "numpy",
-        "pyembroidery",
+        "pyembroidery>=1.5.0",
     ],
     entry_points="""
             [vpype.plugins]

vpype_embroidery/ewrite.py

@@ -1,4 +1,7 @@
+from __future__ import annotations
+
 import click
+import pyembroidery
 import vpype as vp
 import vpype_cli
 from pyembroidery import COLOR_BREAK, SEQUENCE_BREAK, STITCH, EmbPattern
@@ -19,20 +22,37 @@
     type=vpype_cli.TextType(),
     help="version of embroidery file to write",
 )
+@click.option(
+    "-k", "--lock", is_flag=True, help="provide lock-stitches."
+)
+@click.option(
+    "-c", "--center", is_flag=True, help="move design center to origin"
+)
 @vpype_cli.global_processor
-def ewrite(document: vp.Document, filename: str, version: str):
+def ewrite(document: vp.Document, filename: str, version: str, lock: bool, center: bool):
     pattern = EmbPattern()
+    if lock:
+        pattern.add_command(pyembroidery.CONTINGENCY_TIE_ON_THREE_SMALL)
+        pattern.add_command(pyembroidery.CONTINGENCY_TIE_OFF_THREE_SMALL)
     for layer in document.layers.values():
         for p in layer:
             m = p * _PX_PER_EMB
             for v in m:
                 pattern.add_stitch_absolute(STITCH, int(v.real), int(v.imag))
             pattern.add_command(SEQUENCE_BREAK)
         pattern.add_command(COLOR_BREAK)
-    if version is not None:
-        pattern.write(filename, version=version)
-    else:
-        pattern.write(filename)
+    if center:
+        extends = pattern.bounds()
+        cx = round((extends[2] + extends[0]) / 2.0)
+        cy = round((extends[3] + extends[1]) / 2.0)
+        pattern.translate(-cx, -cy)
+    try:
+        if version is not None:
+            pattern.write(filename, version=version)
+        else:
+            pattern.write(filename)
+    except IOError as e:
+        print(e)
     return document