added some features to small things filter; renamed to Filter By

Length/Area

extensions/fablabchemnitz/filter_by_length_area/filter_by_length_area.inx

@@ -1,14 +1,19 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
-    <name>Filter Small Things</name>
+    <name>Filter By Length/Area</name>
-    <id>fablabchemnitz.de.filter_small_things</id>
+    <id>fablabchemnitz.de.filter_by_length_area</id>
     <label>Paths with value smaller than the given threshold will be deleted</label>
     <param name="unit" gui-text="Unit" type="optiongroup" appearance="combo">
         <option value="mm">mm</option>
         <option value="cm">cm</option>
         <option value="m">m</option>
     </param>
-    <param name="threshold" type="float" min="0.0" max="10000000.0" gui-text="Threshold">1.0</param>
+    <label appearance="heder">Threshold</label>
+    <param name="min_filter_enable" type="bool" gui-text="Enable filtering min.">false</param>
+    <param name="min_threshold" type="float" min="0.000" precision="3" max="10000000.000" gui-text="Min.">1.000</param>
+    <param name="max_filter_enable" type="bool" gui-text="Enable filtering max.">false</param>
+    <param name="max_threshold" type="float" min="0.000"  precision="3"  max="10000000.000" gui-text="Max.">10000000.000</param>
+    <label appearance="heder">Equation</label>
     <param name="measure" type="optiongroup" appearance="combo" gui-text="Measure by">
         <option value="length">Length (Unit)</option>
         <option value="area">Area (Unit^2)</option>
@@ -22,6 +27,6 @@
         </effects-menu>
     </effect>
     <script>
-        <command location="inx" interpreter="python">filter_small_things.py</command>
+        <command location="inx" interpreter="python">filter_by_length_area.py</command>
     </script>
 </inkscape-extension>

extensions/fablabchemnitz/filter_by_length_area/filter_by_length_area.py

@@ -0,0 +1,67 @@
+#!/usr/bin/env python3
+
+'''
+Extension for InkScape 1.0
+Features
+- Filter paths which are smaller/bigger than a given length or area
+
+Author: Mario Voigt / FabLab Chemnitz
+Mail: mario.voigt@stadtfabrikanten.org
+Date: 03.08.2020
+Last patch: 21.10.2021
+License: GNU GPL v3
+'''
+
+import inkex
+from inkex.bezier import csplength, csparea
+
+class FilterByLengthArea(inkex.EffectExtension):
+    
+    def add_arguments(self, pars):
+        pars.add_argument('--unit')
+        pars.add_argument('--min_filter_enable', type=inkex.Boolean, default=True, help='Enable filtering min.')
+        pars.add_argument('--min_threshold', type=float, default=0.000, help='Remove paths with an threshold smaller than this value')
+        pars.add_argument('--max_filter_enable', type=inkex.Boolean, default=False, help='Enable filtering max.')
+        pars.add_argument('--max_threshold', type=float, default=10000000.000, help='Remove paths with an threshold bigger than this value')
+        pars.add_argument('--measure', default="length")
+		
+    def effect(self):
+        
+        if len(self.svg.selected) == 0:
+            inkex.utils.debug("Your selection is empty.")
+            return
+        
+        if self.options.min_filter_enable is False and self.options.max_filter_enable is False:
+            inkex.utils.debug("You need to enabled at least one filter rule!")
+            return
+        
+        self.options.min_threshold = self.svg.unittouu(str(self.options.min_threshold) + self.svg.unit)
+        self.options.max_threshold = self.svg.unittouu(str(self.options.max_threshold) + self.svg.unit)
+        unit_factor = 1.0 / self.svg.uutounit(1.0,self.options.unit)
+        if self.options.min_threshold == 0 or self.options.max_threshold == 0:
+            inkex.utils.debug("One or both tresholds are zero. Please adjust.")
+            return
+
+        for element in self.document.xpath("//svg:path", namespaces=inkex.NSS):
+            try:
+                csp = element.path.transform(element.composed_transform()).to_superpath()
+
+                if self.options.measure == "area":
+                    area = -csparea(csp) #is returned as negative value. we need to invert with -
+                    if self.options.min_filter_enable is True and area < (self.options.min_threshold * (unit_factor * unit_factor)):
+                        element.delete()
+                    if self.options.max_filter_enable is True and area >= (self.options.max_threshold * (unit_factor * unit_factor)):
+                        element.delete()
+                        
+                elif self.options.measure == "length":
+                    slengths, stotal = csplength(csp) #get segment lengths and total length of path in document's internal unit
+                    if self.options.min_filter_enable is True and stotal < (self.options.min_threshold * unit_factor):
+                        element.delete()
+                    if self.options.max_filter_enable is True and stotal >= (self.options.max_threshold * unit_factor):
+                        element.delete()
+                        
+            except Exception as e:
+                pass
+
+if __name__ == '__main__':
+    FilterByLengthArea().run()

extensions/fablabchemnitz/filter_by_length_area/meta.json

@@ -0,0 +1,19 @@
+[
+  {
+    "name": "Filter By Length/Area",
+    "id": "fablabchemnitz.de.filter_by_length_area",
+    "path": "filter_by_length_area",
+    "original_name": "Filter By Length/Area",
+    "original_id": "com.filter_by_length_area",
+    "license": "GNU GPL v3",
+    "license_url": "https://gitea.fablabchemnitz.de/FabLab_Chemnitz/mightyscape-1.X/src/branch/master/LICENSE",
+    "comment": "",
+    "source_url": "https://gitea.fablabchemnitz.de/FabLab_Chemnitz/mightyscape-1.X/src/branch/master/extensions/fablabchemnitz/filter_by_length_area",
+    "fork_url": null,
+    "documentation_url": "https://stadtfabrikanten.org/pages/viewpage.action?pageId=74645969",
+    "inkscape_gallery_url": null,
+    "main_authors": [
+      "github.com/vmario89"
+    ]
+  }
+]

extensions/fablabchemnitz/filter_small_things/filter_small_things.py

@@ -1,48 +0,0 @@
-#!/usr/bin/env python3
-
-'''
-Extension for InkScape 1.0
-Features
-- Filter paths which are smaller than a given length or area
-
-Author: Mario Voigt / FabLab Chemnitz
-Mail: mario.voigt@stadtfabrikanten.org
-Date: 03.08.2020
-Last patch: 20.04.2021
-License: GNU GPL v3
-'''
-
-import inkex
-from inkex.bezier import csplength, csparea
-
-class FilterSmallThings(inkex.EffectExtension):
-    
-    def add_arguments(self, pars):
-        pars.add_argument('--unit')
-        pars.add_argument('--threshold', type=float, help='Remove paths with an threshold smaller than this value')
-        pars.add_argument('--measure', default="length")
-		
-    def effect(self):
-        self.options.threshold = self.svg.unittouu(str(self.options.threshold) + self.svg.unit)
-        unit_factor = 1.0 / self.svg.uutounit(1.0,self.options.unit)
-        if self.options.threshold == 0:
-            return
-
-        for element in self.document.xpath("//svg:path", namespaces=inkex.NSS):
-            try:
-                csp = element.path.transform(element.composed_transform()).to_superpath()
-
-                if self.options.measure == "area":
-                    area = -csparea(csp) #is returned as negative value. we need to invert with -
-                    if area < (self.options.threshold * (unit_factor * unit_factor)):
-                        element.delete()
-                        
-                elif self.options.measure == "length":
-                    slengths, stotal = csplength(csp) #get segment lengths and total length of path in document's internal unit
-                    if stotal < (self.options.threshold * unit_factor):
-                        element.delete()
-            except Exception as e:
-                pass
-
-if __name__ == '__main__':
-    FilterSmallThings().run()

extensions/fablabchemnitz/filter_small_things/meta.json

@@ -1,20 +0,0 @@
-[
-  {
-    "name": "Filter Small Things",
-    "id": "fablabchemnitz.de.filter_small_things",
-    "path": "filter_small_things",
-    "original_name": "Sieve",
-    "original_id": "com.fourpeaksstudios.sieve",
-    "license": "GNU GPL v3",
-    "license_url": "https://github.com/fourpeaksstudios/sieve/blob/master/LICENSE",
-    "comment": "",
-    "source_url": "https://gitea.fablabchemnitz.de/FabLab_Chemnitz/mightyscape-1.X/src/branch/master/extensions/fablabchemnitz/filter_small_things",
-    "fork_url": "https://github.com/fourpeaksstudios/sieve",
-    "documentation_url": "https://stadtfabrikanten.org/display/IFM/Filter+Small+Things",
-    "inkscape_gallery_url": null,
-    "main_authors": [
-      "github.com/fourpeaksstudios",  
-      "github.com/vmario89"
-    ]
-  }
-]