From fc960bdc83646a68cffef94f040dae52b6a0eb61 Mon Sep 17 00:00:00 2001
From: Mario Voigt <mariovoigt89@t-online.de>
Date: Sat, 8 Aug 2020 11:54:38 +0200
Subject: [PATCH] Modded bounding box tool to have custom offset values

---
 extensions/fablabchemnitz_boundingbox.inx | 3 ++-
 extensions/fablabchemnitz_boundingbox.py  | 9 +++++----
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/extensions/fablabchemnitz_boundingbox.inx b/extensions/fablabchemnitz_boundingbox.inx
index 972241c9..5a176a4a 100644
--- a/extensions/fablabchemnitz_boundingbox.inx
+++ b/extensions/fablabchemnitz_boundingbox.inx
@@ -2,7 +2,8 @@
 <inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
     <name>Bounding Box</name>
     <id>fablabchemnitz.de.boundingbox</id>
-    <param name="help_text" type="description">Draws bounding boxes around selected objects, useful for debugging. Author: Pawel Mosakowski</param>
+    <param name="help_text" type="description">Draws bounding boxes around selected objects, useful for debugging. Author: Pawel Mosakowski. Modded by Mario Voigt.</param>
+    <param min="-10000.0" max="10000.0" name="offset" type="float" gui-text="Offset from object (all directions)">0.0</param>
     <effect>
         <object-type>all</object-type>
         <effects-menu>
diff --git a/extensions/fablabchemnitz_boundingbox.py b/extensions/fablabchemnitz_boundingbox.py
index 1a1f742d..ab779568 100644
--- a/extensions/fablabchemnitz_boundingbox.py
+++ b/extensions/fablabchemnitz_boundingbox.py
@@ -6,6 +6,7 @@ from lxml import etree
 class DrawBBoxes(inkex.Effect):
     def __init__(self):
         inkex.Effect.__init__(self)
+        self.arg_parser.add_argument('--offset', type=float, default=0.0, help='Offset from object (all directions)')
 
     def effect(self):
         if len(self.svg.selected) > 0:
@@ -13,10 +14,10 @@ class DrawBBoxes(inkex.Effect):
             for id, node, bbox in bboxes:
                 attribs = {
                     'style'     : str(inkex.Style({'stroke':'#ff0000','stroke-width'  : '1','fill':'none'})),
-                    'x'         : str(bbox.left),
-                    'y'         : str(bbox.top),
-                    'width'     : str(bbox.width),
-                    'height'    : str(bbox.height),
+                    'x'         : str(bbox.left - self.options.offset),
+                    'y'         : str(bbox.top - self.options.offset),
+                    'width'     : str(bbox.width + 2 * self.options.offset),
+                    'height'    : str(bbox.height + 2 * self.options.offset),
                 }
                 etree.SubElement(self.svg.get_current_layer(), inkex.addNS('rect','svg'), attribs )