rename transfer params to duplicate params (#1128)

1 files changed, 49 insertions, 0 deletions

diff --git a/lib/extensions/duplicate_params.py b/lib/extensions/duplicate_params.py
new file mode 100644
index 00000000..9fcdbf1c
--- /dev/null
+++ b/lib/extensions/duplicate_params.py
@@ -0,0 +1,49 @@
+# Authors: see git history
+#
+# Copyright (c) 2021 Authors
+# Licensed under the GNU GPL version 3.0 or later.  See the file LICENSE for details.
+
+import inkex
+
+from ..i18n import _
+from ..svg.tags import EMBROIDERABLE_TAGS, SVG_GROUP_TAG
+from .base import InkstitchExtension
+
+
+class DuplicateParams(InkstitchExtension):
+    # Transfer inkstitch namespaced attributes from the first selected element to the rest of selection
+
+    def effect(self):
+        objects = self.get_selected_in_order()
+        if len(objects) < 2:
+            inkex.errormsg(_("This function copies Ink/Stitch parameters from the first selected element to the rest of the selection. "
+                             "Please select at least two elements."))
+            return
+
+        copy_from = objects[0]
+        copy_from_attribs = self.get_inkstitch_attributes(copy_from)
+
+        copy_to_selection = objects[1:]
+        self.copy_to = []
+
+        # extract copy_to group elements
+        for element in copy_to_selection:
+            if element.tag == SVG_GROUP_TAG:
+                for descendant in element.iterdescendants(EMBROIDERABLE_TAGS):
+                    self.copy_to.append(descendant)
+            elif element.tag in EMBROIDERABLE_TAGS:
+                self.copy_to.append(element)
+
+        # remove inkstitch params from copy_to elements
+        for element in self.copy_to:
+            copy_to_attribs = self.get_inkstitch_attributes(element)
+            for attrib in copy_to_attribs:
+                element.pop(attrib)
+
+        # paste inkstitch params from copy_from element to copy_to elements
+        for attrib in copy_from_attribs:
+            for element in self.copy_to:
+                element.attrib[attrib] = copy_from_attribs[attrib]
+
+    def get_inkstitch_attributes(self, node):
+        return {k: v for k, v in node.attrib.iteritems() if inkex.NSS['inkstitch'] in k}