Offset DSH : Add pointer SVG. Some remove unecessary member initialization

src/Mod/Sketcher/Gui/DrawSketchHandlerOffset.h

@@ -103,8 +103,6 @@ public:
                             ConstructionMethod constrMethod = ConstructionMethod::Arc)
         : DrawSketchHandlerOffsetBase(constrMethod)
         , listOfGeoIds(listOfGeoIds)
-        , endpoint(Base::Vector2d(0., 0.))
-        , pointOnSourceWire(Base::Vector2d(0., 0.))
         , deleteOriginal(false)
         , offsetLengthSet(false)
         , offsetConstraint(false)
@@ -144,12 +142,7 @@ private:
 
     QString getCrosshairCursorSVGName() const override
     {
-        if (constructionMethod() == DrawSketchHandlerOffset::ConstructionMethod::Arc) {
-            return QString::fromLatin1("Sketcher_OffsetArc");
-        }
-        else {  // constructionMethod == DrawSketchHandlerOffset::ConstructionMethod::Intersection
-            return QString::fromLatin1("Sketcher_OffsetIntersection");
-        }
+        return QString::fromLatin1("Sketcher_Pointer_Create_Offset");
     }
 
     std::unique_ptr<QWidget> createWidget() const override

src/Mod/Sketcher/Gui/Resources/Sketcher.qrc

@@ -223,6 +223,7 @@
         <file>icons/pointers/Sketcher_Pointer_Create_Line_Polar.svg</file>
         <file>icons/pointers/Sketcher_Pointer_Create_Lineset.svg</file>
         <file>icons/pointers/Sketcher_Pointer_Create_Point.svg</file>
+        <file>icons/pointers/Sketcher_Pointer_Create_Offset.svg</file>
         <file>icons/pointers/Sketcher_Pointer_Extension.svg</file>
         <file>icons/pointers/Sketcher_Pointer_External.svg</file>
         <file>icons/pointers/Sketcher_Pointer_InsertKnot.svg</file>

src/Mod/Sketcher/Gui/Resources/icons/pointers/Sketcher_Pointer_Create_Offset.svg

@@ -0,0 +1,53 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   version="1.1"
+   height="64"
+   width="64"
+   id="svg12"
+   sodipodi:docname="Sketcher_Pointer_Create_Offset.svg"
+   inkscape:version="1.1-beta1 (77e7b44db3, 2021-03-28)"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <sodipodi:namedview
+     id="namedview10"
+     pagecolor="#505050"
+     bordercolor="#eeeeee"
+     borderopacity="1"
+     objecttolerance="10.0"
+     gridtolerance="10.0"
+     guidetolerance="10.0"
+     inkscape:pageshadow="0"
+     inkscape:pageopacity="0"
+     inkscape:pagecheckerboard="0"
+     showgrid="false"
+     inkscape:zoom="5.8828125"
+     inkscape:cx="-9.9442231"
+     inkscape:cy="11.89907"
+     inkscape:window-width="3840"
+     inkscape:window-height="1570"
+     inkscape:window-x="-9"
+     inkscape:window-y="-9"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg12" />
+  <defs
+     id="defs16" />
+  <g
+     id="crosshair"
+     style="stroke:#ffffff;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:miter">
+    <path
+       d="m16,3v9m0,8v9m-13-13h9m8,0h9"
+       id="path9" />
+  </g>
+  <path
+     style="fill:none;stroke:#cc0000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+     d="m 22.8175,31.560582 v 0 l 8.843331,-8.843331 27.059021,0.04742 0.3373,21.868645 c -2.25038,9.717698 -7.938768,15.488953 -18.813784,15.306541"
+     id="path1100"
+     sodipodi:nodetypes="cccccc" />
+  <path
+     style="fill:none;stroke:#cc0000;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+     d="m 32.777079,38.277607 3.672903,-3.374103 10.355488,0.05743 0.290172,7.67342 c -1.13068,5.838586 -5.310987,6.59446 -8.253762,6.86739"
+     id="path2061"
+     sodipodi:nodetypes="ccccc" />
+</svg>