kopia lustrzana https://github.com/inkstitch/inkstitch
84 wiersze
2.3 KiB
Python
84 wiersze
2.3 KiB
Python
import pyembroidery
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import inkex
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import simpletransform
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import shapely.geometry as shgeo
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from .utils import Point
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from .svg import PIXELS_PER_MM, get_doc_size, get_viewbox_transform
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from .commands import global_commands
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def get_command(stitch):
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if stitch.jump:
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return pyembroidery.JUMP
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elif stitch.trim:
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return pyembroidery.TRIM
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elif stitch.color_change:
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return pyembroidery.COLOR_CHANGE
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elif stitch.stop:
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return pyembroidery.STOP
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else:
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return pyembroidery.NEEDLE_AT
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def _string_to_floats(string):
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floats = string.split(',')
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return [float(num) for num in floats]
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def get_origin(svg):
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origin_commands = list(global_commands(svg, "origin"))
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if origin_commands:
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origin = origin_commands[0].point
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return origin
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else:
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# default: center of the canvas
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doc_size = list(get_doc_size(svg))
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# convert the size from viewbox-relative to real-world pixels
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viewbox_transform = get_viewbox_transform(svg)
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simpletransform.applyTransformToPoint(simpletransform.invertTransform(viewbox_transform), doc_size)
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default = [doc_size[0] / 2.0, doc_size[1] / 2.0]
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simpletransform.applyTransformToPoint(viewbox_transform, default)
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default = Point(*default)
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return default
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def write_embroidery_file(file_path, stitch_plan, svg):
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origin = get_origin(svg)
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pattern = pyembroidery.EmbPattern()
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for color_block in stitch_plan:
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pattern.add_thread(color_block.color.pyembroidery_thread)
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for stitch in color_block:
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command = get_command(stitch)
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pattern.add_stitch_absolute(command, stitch.x, stitch.y)
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pattern.add_stitch_absolute(pyembroidery.END, stitch.x, stitch.y)
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# convert from pixels to millimeters
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# also multiply by 10 to get tenths of a millimeter as required by pyembroidery
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scale = 10 / PIXELS_PER_MM
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settings = {
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# correct for the origin
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"translate": -origin,
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# convert from pixels to millimeters
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# also multiply by 10 to get tenths of a millimeter as required by pyembroidery
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"scale": (scale, scale),
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# This forces a jump at the start of the design and after each trim,
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# even if we're close enough not to need one.
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"full_jump": True,
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}
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pyembroidery.write(pattern, file_path, settings)
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