From d2299c54c2837660ab39bfa9a505bba62734015f Mon Sep 17 00:00:00 2001
From: FlashSystems <developer@flashsystems.de>
Date: Mon, 12 Mar 2018 21:25:55 +0100
Subject: [PATCH 1/4] The attr method returns a BBox based on the viewBox of
 the element if "viewBox" is passed as a param value. This update adds a
 string literal type to handle this use case.

---
 types/snapsvg/index.d.ts | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/types/snapsvg/index.d.ts b/types/snapsvg/index.d.ts
index a3397cedaa..f9719af863 100644
--- a/types/snapsvg/index.d.ts
+++ b/types/snapsvg/index.d.ts
@@ -144,8 +144,9 @@ declare namespace Snap {
         append(el:Snap.Element):Snap.Element;
         appendTo(el:Snap.Element):Snap.Element;
         asPX(attr:string,value?:string):number;            //TODO: check what is really returned
-        attr(param:string):string;
-        attr(params:{[attr:string]:string|number|boolean|any}):Snap.Element;
+        attr(param: "viewBox"): BBox;
+        attr(param: string): string;
+        attr(params:{[attr:string]:string|number|boolean|BBox|any}):Snap.Element;
         before(el:Snap.Element):Snap.Element;
         children(): Snap.Element[];
         clone():Snap.Element;
@@ -289,7 +290,8 @@ declare namespace Snap {
     export interface Set {
         animate(attrs:{[attr:string]:string|number|boolean|any},duration:number,easing?:(num:number)=>number,callback?:()=>void):Snap.Element;
         animate(...params:Array<{attrs:any,duration:number,easing:(num:number)=>number,callback?:()=>void}>):Snap.Element;
-        attr(params: {[attr:string]:string|number|boolean|any}): Snap.Element;
+        attr(params: {[attr:string]:string|number|boolean|BBox|any}): Snap.Element;
+        attr(param: "viewBox"): BBox;
         attr(param: string): string;
         bind(attr: string, callback: Function): Snap.Set;
         bind(attr:string,element:Snap.Element):Snap.Set;

From 059f0bc252923b8d547cd907b8ffd9bb0628f210 Mon Sep 17 00:00:00 2001
From: FlashSystems <developer@flashsystems.de>
Date: Mon, 12 Mar 2018 21:27:23 +0100
Subject: [PATCH 2/4] The add and append method accept a set as an input type.

---
 types/snapsvg/index.d.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/types/snapsvg/index.d.ts b/types/snapsvg/index.d.ts
index f9719af863..d937f1dff3 100644
--- a/types/snapsvg/index.d.ts
+++ b/types/snapsvg/index.d.ts
@@ -136,12 +136,14 @@ declare namespace Snap {
 
     export interface Element {
         add(el:Snap.Element):Snap.Element;
+        add(el:Snap.Set):Snap.Element;
         addClass(value:string):Snap.Element;
         after(el:Snap.Element):Snap.Element;
         align(el: Snap.Element, way: string):Snap.Element;
         animate(animation:any):Snap.Element;
         animate(attrs:{[attr:string]:string|number|boolean|any},duration:number,easing?:(num: number)=> number,callback?:()=>void):Snap.Element;
         append(el:Snap.Element):Snap.Element;
+        append(el:Snap.Set):Snap.Element;
         appendTo(el:Snap.Element):Snap.Element;
         asPX(attr:string,value?:string):number;            //TODO: check what is really returned
         attr(param: "viewBox"): BBox;

From 2c70be4600960b5c3fac15271b5d92068c6036d9 Mon Sep 17 00:00:00 2001
From: FlashSystems <developer@flashsystems.de>
Date: Mon, 12 Mar 2018 21:27:55 +0100
Subject: [PATCH 3/4] Added the symbol element to the Paper class.

---
 types/snapsvg/index.d.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/types/snapsvg/index.d.ts b/types/snapsvg/index.d.ts
index d937f1dff3..489b771752 100644
--- a/types/snapsvg/index.d.ts
+++ b/types/snapsvg/index.d.ts
@@ -287,6 +287,7 @@ declare namespace Snap {
         rect(x:number,y:number,width:number,height:number,rx?:number,ry?:number):Snap.Element;
         text(x:number,y:number,text:string|number):Snap.Element;
         text(x:number,y:number,text:Array<string|number>):Snap.Element;
+        symbol(vbx:number,vby:number,vbw:number,vbh:number):Snap.Element;
     }
 
     export interface Set {

From 2d5f11b72c6b0be3b9c3c20aa85d899db2455cc4 Mon Sep 17 00:00:00 2001
From: FlashSystems <developer@flashsystems.de>
Date: Wed, 14 Mar 2018 20:03:28 +0100
Subject: [PATCH 4/4] Added test for commit d2299c54, 059f0bc2, 2c70be46.

---
 types/snapsvg/test/2.ts | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/types/snapsvg/test/2.ts b/types/snapsvg/test/2.ts
index 0ab83291bd..5afcf36460 100644
--- a/types/snapsvg/test/2.ts
+++ b/types/snapsvg/test/2.ts
@@ -125,6 +125,19 @@ function tester6() {
     console.log(!path.isPointInsideBBox(b3, 50, 50));
 }
 
+function tester7() {
+    var paper = Snap(600, 800);
+
+    Snap.load("http://snapsvg.io/assets/images/logo.svg", (fragment: Snap.Fragment) => {
+        // viewBox retrieveal
+        let fragmentViewBox = fragment.select("svg").attr("viewBox");
+        let symbol = paper.symbol(fragmentViewBox.x, fragmentViewBox.y, fragmentViewBox.width, fragmentViewBox.height);
+
+        symbol.add(fragment.selectAll("svg *"));
+        symbol.toDefs();
+   });
+}
+
 //$(function () {
 //    tester1();
 //});
@@ -134,3 +147,4 @@ function tester6() {
 //tester4();
 //tester5();
 //tester6();
+//tester7();