refactor example fit_text_path_into_box.py
-# Copyright (c) 2021, Manfred Moitzi
+# Copyright (c) 2021-2022, Manfred Moitzi
# License: MIT License
-
-from pathlib import Path
+import pathlib
import ezdxf
from ezdxf import path, zoom
from ezdxf.math import Matrix44
from ezdxf.tools import fonts
from ezdxf.addons import text2path
-DIR = Path("~/Desktop/Outbox").expanduser()
-fonts.load()
+CWD = pathlib.Path("~/Desktop/Outbox").expanduser()
+if not CWD.exists():
+ CWD = pathlib.Path(".")
+
+# ------------------------------------------------------------------------------
+# This example shows how create outline paths from a text and fit them into a
+# specified rectangle.
+# ------------------------------------------------------------------------------
+
+def main():
doc = ezdxf.new()
-doc.layers.new("OUTLINE")
-doc.layers.new("FILLING")
msp = doc.modelspace()
-attr = {"color": 2}
ff = fonts.FontFace(family="Arial")
-sx, sy = 4, 2
+ box_width, box_height = 4, 2
-# create the target box:
+ # Draw the target box:
msp.add_lwpolyline(
- [(0, 0), (sx, 0), (sx, sy), (0, sy)], close=True, dxfattribs={"color": 1}
+ [(0, 0), (box_width, 0), (box_width, box_height), (0, box_height)],
+ close=True,
+ dxfattribs={"color": 1},
)
-# convert text string into path objects:
+ # Convert text string into path objects:
text_as_paths = text2path.make_paths_from_str("Squeeze Me", ff)
-# fit text paths into a given box size by scaling, does not move the path objects:
-# uniform=True, keeps the text aspect ratio
-# uniform=False, scales the text to touch all 4 sides of the box
+ # Fit text paths into a given box size by scaling, does not move the path
+ # objects:
+ # - uniform=True, keeps the text aspect ratio
+ # - uniform=False, scales the text to touch all 4 sides of the box
final_paths = path.fit_paths_into_box(
- text_as_paths, size=(sx, sy, 0), uniform=False
+ text_as_paths, size=(box_width, box_height, 0), uniform=False
)
-# mirror text along x-axis
+ # Mirror text about the x-axis
final_paths = path.transform_paths(final_paths, Matrix44.scale(-1, 1, 1))
-# move bottom/left corner to (0, 0) if required:
+ # Move bottom/left corner to (0, 0) if required:
bbox = path.bbox(final_paths)
dx, dy, dz = -bbox.extmin
-final_paths = path.transform_paths(final_paths, Matrix44.translate(dx, dy, dz))
+ final_paths = path.transform_paths(
+ final_paths, Matrix44.translate(dx, dy, dz)
+ )
path.render_lwpolylines(
msp, final_paths, distance=0.01, dxfattribs={"color": 2}
)
zoom.extents(msp)
-doc.saveas(DIR / "SqeezeMe.dxf")
+ doc.saveas(CWD / "SqueezeMe.dxf")
+
+
+if __name__ == "__main__":
+ main()
