Merge branch 'main' of https://github.com/inkstitch/inkstitch into george-steel/fix-running-stitch

lib/elements/satin_column.py

@@ -361,7 +361,10 @@ class SatinColumn(EmbroideryElement):
     @property
     @cache
     def csp(self):
-        return self.parse_path()
+        paths = self.parse_path()
+        # exclude subpaths which are just a point
+        paths = [path for path in paths if len(path) >= 2]
+        return paths
 
     @property
     @cache
@@ -518,8 +521,9 @@ class SatinColumn(EmbroideryElement):
     def validation_errors(self):
         # The node should have exactly two paths with the same number of points - or it should
         # have two rails and at least one rung
-
-        if len(self.rails) < 2:
+        if len(self.csp) < 2:
+            yield TooFewPathsError((0, 0))
+        elif len(self.rails) < 2:
             yield TooFewPathsError(self.shape.centroid)
         elif len(self.csp) == 2:
             if len(self.rails[0]) != len(self.rails[1]):
@@ -1015,7 +1019,7 @@ class SatinColumn(EmbroideryElement):
             self.zigzag_spacing,
             self.pull_compensation_px,
             self.pull_compensation_percent/100,
-            self.random_width_decrease.any() and self.random_width_increase.any() and self.random_zigzag_spacing,
+            self.random_width_decrease.any() or self.random_width_increase.any() or self.random_zigzag_spacing,
         )
 
         # "left" and "right" here are kind of arbitrary designations meaning
@@ -1070,7 +1074,7 @@ class SatinColumn(EmbroideryElement):
             offset_px = [0, 0]
             if a.distance(pairs[i-1][0]) < min_dist:
                 offset_px[0] = -inset_px
-            if b.distance(pairs[i-1][0]) < min_dist:
+            if b.distance(pairs[i-1][1]) < min_dist:
                 offset_px[1] = -inset_px
             shortened.append(self.offset_points(a, b, offset_px, (0, 0)))
         return shortened

lib/extensions/stitch_plan_preview.py

@@ -3,14 +3,14 @@
 # Copyright (c) 2010 Authors
 # Licensed under the GNU GPL version 3.0 or later.  See the file LICENSE for details.
 
-from lxml import etree
-
 from inkex import Boolean, Style
+from lxml import etree
 
 from ..stitch_plan import stitch_groups_to_stitch_plan
 from ..svg import render_stitch_plan
-from ..svg.tags import (INKSCAPE_GROUPMODE, INKSTITCH_ATTRIBS, SVG_DEFS_TAG,
-                        SVG_GROUP_TAG, SVG_PATH_TAG)
+from ..svg.tags import (INKSCAPE_GROUPMODE, INKSTITCH_ATTRIBS,
+                        SODIPODI_INSENSITIVE, SVG_DEFS_TAG, SVG_GROUP_TAG,
+                        SVG_PATH_TAG)
 from .base import InkstitchExtension
 from .stitch_plan_preview_undo import reset_stitch_plan
 
@@ -21,6 +21,7 @@ class StitchPlanPreview(InkstitchExtension):
         self.arg_parser.add_argument("-s", "--move-to-side", type=Boolean, default=True, dest="move_to_side")
         self.arg_parser.add_argument("-v", "--layer-visibility", type=int, default=0, dest="layer_visibility")
         self.arg_parser.add_argument("-n", "--needle-points", type=Boolean, default=False, dest="needle_points")
+        self.arg_parser.add_argument("-i", "--insensitive", type=Boolean, default=False, dest="insensitive")
 
     def effect(self):
         # delete old stitch plan
@@ -58,6 +59,11 @@ class StitchPlanPreview(InkstitchExtension):
                         float(style.get('opacity', 1)) > 0.4 and not style.get('display', 'inline') == 'none'):
                     g.style['opacity'] = 0.4
 
+        if self.options.insensitive is True:
+            layer.set(SODIPODI_INSENSITIVE, True)
+        else:
+            layer.set(SODIPODI_INSENSITIVE, False)
+
         # translate stitch plan to the right side of the canvas
         if self.options.move_to_side:
             layer.set('transform', 'translate(%s)' % svg.get('viewBox', '0 0 800 0').split(' ')[2])

lib/svg/tags.py

@@ -40,6 +40,7 @@ XLINK_HREF = inkex.addNS('href', 'xlink')
 SODIPODI_NAMEDVIEW = inkex.addNS('namedview', 'sodipodi')
 SODIPODI_GUIDE = inkex.addNS('guide', 'sodipodi')
 SODIPODI_ROLE = inkex.addNS('role', 'sodipodi')
+SODIPODI_INSENSITIVE = inkex.addNS('insensitive', 'sodipodi')
 
 INKSTITCH_LETTERING = inkex.addNS('lettering', 'inkstitch')
 

templates/stitch_plan_preview.xml

@@ -18,6 +18,8 @@
         <option value="2">Lower opacity</option>
     </param>
     <param name="needle-points" type="boolean" gui-text="Needle points">false</param>
+    <param name="insensitive" type="boolean" gui-text="Lock"
+           gui-description="Make stitch plan insensitive to mouse interactions">false</param>
     <spacer />
     <script>
         {{ command_tag | safe }}