Добавлен метод для конвертации SVG в DataURL

src/utils/functions/index.ts

@@ -3,6 +3,8 @@ export * from './arrayOrDefault'
 export * from './datetime'
 export type { RawDate, TimezoneId, timeInS } from './datetime'
 
+export * from './chart'
+
 export * from './min_max_filter'
 export type { KeyType } from './min_max_filter'
 
@@ -21,5 +23,7 @@ export type { StorageNames, DataDashboardNNB } from './storage'
 
 export * from './string'
 
+export * from './svg'
+
 export * from './table_settings'
 export type { TableColumnSettings, TableSettings, TableSettingsStore } from './table_settings'

src/utils/functions/svg.ts

@@ -0,0 +1,18 @@
+
+export const svgToDataURL = (svg: SVGSVGElement) => {
+    const serializer = new XMLSerializer()
+    let source = serializer.serializeToString(svg)
+
+    if(!source.match(/^<svg[^>]+xmlns="http\:\/\/www\.w3\.org\/2000\/svg"/))
+        source = source.replace(/^<svg/, '<svg xmlns="http://www.w3.org/2000/svg"')
+
+    if(!source.match(/^<svg[^>]+"http\:\/\/www\.w3\.org\/1999\/xlink"/))
+        source = source.replace(/^<svg/, '<svg xmlns:xlink="http://www.w3.org/1999/xlink"')
+
+    source =
+        'data:image/svg+xml;charset=utf-8,' +
+        '<?xml version="1.0" standalone="no"?>\r\n' +
+        encodeURIComponent(source)
+
+    return source
+}