added some features to small things filter; renamed to Filter By
Length/Area
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parent
dc2dc15aee
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@ -1,14 +1,19 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
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<name>Filter Small Things</name>
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<id>fablabchemnitz.de.filter_small_things</id>
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<name>Filter By Length/Area</name>
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<id>fablabchemnitz.de.filter_by_length_area</id>
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<label>Paths with value smaller than the given threshold will be deleted</label>
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<param name="unit" gui-text="Unit" type="optiongroup" appearance="combo">
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<option value="mm">mm</option>
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<option value="cm">cm</option>
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<option value="m">m</option>
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</param>
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<param name="threshold" type="float" min="0.0" max="10000000.0" gui-text="Threshold">1.0</param>
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<label appearance="heder">Threshold</label>
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<param name="min_filter_enable" type="bool" gui-text="Enable filtering min.">false</param>
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<param name="min_threshold" type="float" min="0.000" precision="3" max="10000000.000" gui-text="Min.">1.000</param>
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<param name="max_filter_enable" type="bool" gui-text="Enable filtering max.">false</param>
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<param name="max_threshold" type="float" min="0.000" precision="3" max="10000000.000" gui-text="Max.">10000000.000</param>
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<label appearance="heder">Equation</label>
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<param name="measure" type="optiongroup" appearance="combo" gui-text="Measure by">
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<option value="length">Length (Unit)</option>
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<option value="area">Area (Unit^2)</option>
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@ -22,6 +27,6 @@
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</effects-menu>
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</effect>
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<script>
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<command location="inx" interpreter="python">filter_small_things.py</command>
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<command location="inx" interpreter="python">filter_by_length_area.py</command>
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</script>
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</inkscape-extension>
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@ -0,0 +1,67 @@
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#!/usr/bin/env python3
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'''
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Extension for InkScape 1.0
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Features
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- Filter paths which are smaller/bigger than a given length or area
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Author: Mario Voigt / FabLab Chemnitz
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Mail: mario.voigt@stadtfabrikanten.org
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Date: 03.08.2020
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Last patch: 21.10.2021
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License: GNU GPL v3
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'''
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import inkex
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from inkex.bezier import csplength, csparea
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class FilterByLengthArea(inkex.EffectExtension):
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def add_arguments(self, pars):
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pars.add_argument('--unit')
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pars.add_argument('--min_filter_enable', type=inkex.Boolean, default=True, help='Enable filtering min.')
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pars.add_argument('--min_threshold', type=float, default=0.000, help='Remove paths with an threshold smaller than this value')
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pars.add_argument('--max_filter_enable', type=inkex.Boolean, default=False, help='Enable filtering max.')
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pars.add_argument('--max_threshold', type=float, default=10000000.000, help='Remove paths with an threshold bigger than this value')
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pars.add_argument('--measure', default="length")
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def effect(self):
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if len(self.svg.selected) == 0:
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inkex.utils.debug("Your selection is empty.")
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return
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if self.options.min_filter_enable is False and self.options.max_filter_enable is False:
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inkex.utils.debug("You need to enabled at least one filter rule!")
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return
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self.options.min_threshold = self.svg.unittouu(str(self.options.min_threshold) + self.svg.unit)
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self.options.max_threshold = self.svg.unittouu(str(self.options.max_threshold) + self.svg.unit)
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unit_factor = 1.0 / self.svg.uutounit(1.0,self.options.unit)
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if self.options.min_threshold == 0 or self.options.max_threshold == 0:
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inkex.utils.debug("One or both tresholds are zero. Please adjust.")
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return
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for element in self.document.xpath("//svg:path", namespaces=inkex.NSS):
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try:
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csp = element.path.transform(element.composed_transform()).to_superpath()
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if self.options.measure == "area":
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area = -csparea(csp) #is returned as negative value. we need to invert with -
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if self.options.min_filter_enable is True and area < (self.options.min_threshold * (unit_factor * unit_factor)):
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element.delete()
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if self.options.max_filter_enable is True and area >= (self.options.max_threshold * (unit_factor * unit_factor)):
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element.delete()
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elif self.options.measure == "length":
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slengths, stotal = csplength(csp) #get segment lengths and total length of path in document's internal unit
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if self.options.min_filter_enable is True and stotal < (self.options.min_threshold * unit_factor):
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element.delete()
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if self.options.max_filter_enable is True and stotal >= (self.options.max_threshold * unit_factor):
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element.delete()
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except Exception as e:
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pass
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if __name__ == '__main__':
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FilterByLengthArea().run()
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19
extensions/fablabchemnitz/filter_by_length_area/meta.json
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19
extensions/fablabchemnitz/filter_by_length_area/meta.json
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[
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{
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"name": "Filter By Length/Area",
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"id": "fablabchemnitz.de.filter_by_length_area",
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"path": "filter_by_length_area",
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"original_name": "Filter By Length/Area",
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"original_id": "com.filter_by_length_area",
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"license": "GNU GPL v3",
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"license_url": "https://gitea.fablabchemnitz.de/FabLab_Chemnitz/mightyscape-1.X/src/branch/master/LICENSE",
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"comment": "",
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"source_url": "https://gitea.fablabchemnitz.de/FabLab_Chemnitz/mightyscape-1.X/src/branch/master/extensions/fablabchemnitz/filter_by_length_area",
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"fork_url": null,
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"documentation_url": "https://stadtfabrikanten.org/pages/viewpage.action?pageId=74645969",
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"inkscape_gallery_url": null,
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"main_authors": [
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"github.com/vmario89"
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]
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}
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]
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@ -1,48 +0,0 @@
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#!/usr/bin/env python3
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'''
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Extension for InkScape 1.0
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Features
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- Filter paths which are smaller than a given length or area
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Author: Mario Voigt / FabLab Chemnitz
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Mail: mario.voigt@stadtfabrikanten.org
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Date: 03.08.2020
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Last patch: 20.04.2021
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License: GNU GPL v3
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'''
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import inkex
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from inkex.bezier import csplength, csparea
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class FilterSmallThings(inkex.EffectExtension):
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def add_arguments(self, pars):
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pars.add_argument('--unit')
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pars.add_argument('--threshold', type=float, help='Remove paths with an threshold smaller than this value')
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pars.add_argument('--measure', default="length")
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def effect(self):
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self.options.threshold = self.svg.unittouu(str(self.options.threshold) + self.svg.unit)
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unit_factor = 1.0 / self.svg.uutounit(1.0,self.options.unit)
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if self.options.threshold == 0:
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return
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for element in self.document.xpath("//svg:path", namespaces=inkex.NSS):
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try:
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csp = element.path.transform(element.composed_transform()).to_superpath()
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if self.options.measure == "area":
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area = -csparea(csp) #is returned as negative value. we need to invert with -
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if area < (self.options.threshold * (unit_factor * unit_factor)):
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element.delete()
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elif self.options.measure == "length":
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slengths, stotal = csplength(csp) #get segment lengths and total length of path in document's internal unit
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if stotal < (self.options.threshold * unit_factor):
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element.delete()
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except Exception as e:
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pass
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if __name__ == '__main__':
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FilterSmallThings().run()
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@ -1,20 +0,0 @@
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[
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{
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"name": "Filter Small Things",
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"id": "fablabchemnitz.de.filter_small_things",
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"path": "filter_small_things",
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"original_name": "Sieve",
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"original_id": "com.fourpeaksstudios.sieve",
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"license": "GNU GPL v3",
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"license_url": "https://github.com/fourpeaksstudios/sieve/blob/master/LICENSE",
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"comment": "",
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"source_url": "https://gitea.fablabchemnitz.de/FabLab_Chemnitz/mightyscape-1.X/src/branch/master/extensions/fablabchemnitz/filter_small_things",
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"fork_url": "https://github.com/fourpeaksstudios/sieve",
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"documentation_url": "https://stadtfabrikanten.org/display/IFM/Filter+Small+Things",
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"inkscape_gallery_url": null,
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"main_authors": [
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"github.com/fourpeaksstudios",
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"github.com/vmario89"
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]
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}
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]
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