#104 jquery extend convert to pure javascript

src/svgcanvas/recalculate.js

@@ -16,6 +16,9 @@ import {
   isIdentity, matrixMultiply, transformPoint, transformListToTransform,
   hasMatrixTransform
 } from './math.js';
+import {
+  mergeDeep
+} from '../editor/components/jgraduate/Util.js';
 
 let context_;
 
@@ -239,8 +242,7 @@ export const recalculateDimensions = function (selected) {
   // if we haven't created an initial array in polygon/polyline/path, then
   // make a copy of initial values and include the transform
   if (isNullish(initial)) {
-    const canvas = context_.getCanvas();
-    initial = canvas.mergeDeep({}, changes);
+    initial = mergeDeep({}, changes);
     for (const [ attr, val ] of Object.entries(initial)) {
       initial[attr] = convertToNum(attr, val);
     }

src/svgcanvas/svg-exec.js

@@ -1,4 +1,3 @@
-/* globals $ */
 /**
  * Tools for svg.
  * @module svg
@@ -670,7 +669,12 @@ export const save = function (opts) {
   // remove the selected outline before serializing
   svgContext_.getCanvas().clearSelection();
   // Update save options if provided
-  if (opts) { $.extend(svgContext_.getSvgOption(), opts); }
+  if (opts) {
+    const saveOptions = svgContext_.getCanvas().mergeDeep(svgContext_.getSvgOption(), opts);
+    for (const [ key, value ] of Object.entries(saveOptions)) {
+      svgContext_.setSvgOption(key, value);
+    }
+  }
   svgContext_.setSvgOption('apply', true);
 
   // no need for doctype, see https://jwatt.org/svg/authoring/#doctype-declaration