Cura/plugins/GCodeGzReader/GCodeGzReader.py
Ghostkeeper db15bc84cf
Correct and consistent spelling of g-code
This spelling is in Ultimaker's style guide.
We use g-code, and capitalise the G if it's at the start of a sentence or header.
Pretty good score, considering there are literally thousands of user- or log-visible strings mentioning g-code across Cura.
2020-07-20 13:36:49 +02:00

36 lines
1.3 KiB
Python

# Copyright (c) 2020 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
import gzip
from UM.Mesh.MeshReader import MeshReader #The class we're extending/implementing.
from UM.MimeTypeDatabase import MimeTypeDatabase, MimeType #To add the .gcode.gz files to the MIME type database.
from UM.PluginRegistry import PluginRegistry
class GCodeGzReader(MeshReader):
"""A file reader that reads gzipped g-code.
If you're zipping g-code, you might as well use gzip!
"""
def __init__(self) -> None:
super().__init__()
MimeTypeDatabase.addMimeType(
MimeType(
name = "application/x-cura-compressed-gcode-file",
comment = "Cura Compressed G-code File",
suffixes = ["gcode.gz"]
)
)
self._supported_extensions = [".gcode.gz"]
def _read(self, file_name):
with open(file_name, "rb") as file:
file_data = file.read()
uncompressed_gcode = gzip.decompress(file_data).decode("utf-8")
PluginRegistry.getInstance().getPluginObject("GCodeReader").preReadFromStream(uncompressed_gcode)
result = PluginRegistry.getInstance().getPluginObject("GCodeReader").readFromStream(uncompressed_gcode, file_name)
return result