diff --git a/bower.json b/bower.json
index 4506458..453eae1 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "svg-pan-zoom",
-  "version": "3.3.0",
+  "version": "3.4.0",
   "homepage": "https://github.com/ariutta/svg-pan-zoom",
   "authors": [
     "Andrea Leofreddi <a.leofreddi@itcharm.com>",
@@ -19,7 +19,8 @@
     "Barry Coughlan (https://github.com/bcoughlan)",
     "Ionică Bizău (http://ionicabizau.net/)",
     "Ciprian Placintă (https://github.com/CiprianPlacinta)",
-    "Riccardo Santoro (https://github.com/VeNoMiS)"
+    "Riccardo Santoro (https://github.com/VeNoMiS)",
+    "César Vidril (https://github.com/Yimiprod)"
   ],
   "description": "JavaScript library for panning and zooming an SVG image from the mouse, touches and programmatically.",
   "main": "dist/svg-pan-zoom.js",
diff --git a/dist/svg-pan-zoom.js b/dist/svg-pan-zoom.js
index 29189d7..56ba5b4 100644
--- a/dist/svg-pan-zoom.js
+++ b/dist/svg-pan-zoom.js
@@ -1,4 +1,4 @@
-// svg-pan-zoom v3.3.0
+// svg-pan-zoom v3.4.0
 // https://github.com/ariutta/svg-pan-zoom
 (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
 var svgPanZoom = require('./svg-pan-zoom.js');
@@ -181,7 +181,10 @@ ShadowViewport.prototype.init = function(viewport, options) {
   this.cacheViewBox()
 
   // Process CTM
-  this.processCTM()
+  var newCTM = this.processCTM()
+
+  // Update viewport CTM and cache zoom and pan
+  this.setCTM(newCTM)
 
   // Update CTM in this frame
   this.updateCTM()
@@ -243,6 +246,8 @@ ShadowViewport.prototype.getViewBox = function() {
 /**
  * Get initial zoom and pan values. Save them into originalState
  * Parses viewBox attribute to alter initial sizes
+ *
+ * @return {CTM} CTM object based on options
  */
 ShadowViewport.prototype.processCTM = function() {
   var newCTM = this.getCTM()
@@ -274,8 +279,7 @@ ShadowViewport.prototype.processCTM = function() {
   this.originalState.x = newCTM.e
   this.originalState.y = newCTM.f
 
-  // Update viewport CTM and cache zoom and pan
-  this.setCTM(newCTM);
+  return newCTM
 }
 
 /**
@@ -1047,6 +1051,12 @@ SvgPanZoom.prototype.resize = function() {
   this.width = boundingClientRectNormalized.width
   this.height = boundingClientRectNormalized.height
 
+  // Recalculate original state
+  var viewport = this.viewport
+  viewport.options.width = this.width
+  viewport.options.height = this.height
+  viewport.processCTM()
+
   // Reposition control icons by re-enabling them
   if (this.options.controlIconsEnabled) {
     this.getPublicInstance().disableControlIcons()
diff --git a/dist/svg-pan-zoom.min.js b/dist/svg-pan-zoom.min.js
index 4230ee3..5ef7185 100644
--- a/dist/svg-pan-zoom.min.js
+++ b/dist/svg-pan-zoom.min.js
@@ -1,3 +1,3 @@
-// svg-pan-zoom v3.3.0
+// svg-pan-zoom v3.4.0
 // https://github.com/ariutta/svg-pan-zoom
-!function t(e,n,o){function i(r,a){if(!n[r]){if(!e[r]){var l="function"==typeof require&&require;if(!a&&l)return l(r,!0);if(s)return s(r,!0);var u=new Error("Cannot find module '"+r+"'");throw u.code="MODULE_NOT_FOUND",u}var c=n[r]={exports:{}};e[r][0].call(c.exports,function(t){var n=e[r][1][t];return i(n?n:t)},c,c.exports,t,e,n,o)}return n[r].exports}for(var s="function"==typeof require&&require,r=0;r<o.length;r++)i(o[r]);return i}({1:[function(t,e,n){var o=t("./svg-pan-zoom.js");!function(t,n){"function"==typeof define&&define.amd?define("svg-pan-zoom",function(){return o}):"undefined"!=typeof e&&e.exports&&(e.exports=o,t.svgPanZoom=o)}(window,document)},{"./svg-pan-zoom.js":4}],2:[function(t,e,n){var o=t("./svg-utilities");e.exports={enable:function(t){var e=t.svg.querySelector("defs");e||(e=document.createElementNS(o.svgNS,"defs"),t.svg.appendChild(e));var n=e.querySelector("style#svg-pan-zoom-controls-styles");if(!n){var i=document.createElementNS(o.svgNS,"style");i.setAttribute("id","svg-pan-zoom-controls-styles"),i.setAttribute("type","text/css"),i.textContent=".svg-pan-zoom-control { cursor: pointer; fill: black; fill-opacity: 0.333; } .svg-pan-zoom-control:hover { fill-opacity: 0.8; } .svg-pan-zoom-control-background { fill: white; fill-opacity: 0.5; } .svg-pan-zoom-control-background { fill-opacity: 0.8; }",e.appendChild(i)}var s=document.createElementNS(o.svgNS,"g");s.setAttribute("id","svg-pan-zoom-controls"),s.setAttribute("transform","translate("+(t.width-70)+" "+(t.height-76)+") scale(0.75)"),s.setAttribute("class","svg-pan-zoom-control"),s.appendChild(this._createZoomIn(t)),s.appendChild(this._createZoomReset(t)),s.appendChild(this._createZoomOut(t)),t.svg.appendChild(s),t.controlIcons=s},_createZoomIn:function(t){var e=document.createElementNS(o.svgNS,"g");e.setAttribute("id","svg-pan-zoom-zoom-in"),e.setAttribute("transform","translate(30.5 5) scale(0.015)"),e.setAttribute("class","svg-pan-zoom-control"),e.addEventListener("click",function(){t.getPublicInstance().zoomIn()},!1),e.addEventListener("touchstart",function(){t.getPublicInstance().zoomIn()},!1);var n=document.createElementNS(o.svgNS,"rect");n.setAttribute("x","0"),n.setAttribute("y","0"),n.setAttribute("width","1500"),n.setAttribute("height","1400"),n.setAttribute("class","svg-pan-zoom-control-background"),e.appendChild(n);var i=document.createElementNS(o.svgNS,"path");return i.setAttribute("d","M1280 576v128q0 26 -19 45t-45 19h-320v320q0 26 -19 45t-45 19h-128q-26 0 -45 -19t-19 -45v-320h-320q-26 0 -45 -19t-19 -45v-128q0 -26 19 -45t45 -19h320v-320q0 -26 19 -45t45 -19h128q26 0 45 19t19 45v320h320q26 0 45 19t19 45zM1536 1120v-960 q0 -119 -84.5 -203.5t-203.5 -84.5h-960q-119 0 -203.5 84.5t-84.5 203.5v960q0 119 84.5 203.5t203.5 84.5h960q119 0 203.5 -84.5t84.5 -203.5z"),i.setAttribute("class","svg-pan-zoom-control-element"),e.appendChild(i),e},_createZoomReset:function(t){var e=document.createElementNS(o.svgNS,"g");e.setAttribute("id","svg-pan-zoom-reset-pan-zoom"),e.setAttribute("transform","translate(5 35) scale(0.4)"),e.setAttribute("class","svg-pan-zoom-control"),e.addEventListener("click",function(){t.getPublicInstance().reset()},!1),e.addEventListener("touchstart",function(){t.getPublicInstance().reset()},!1);var n=document.createElementNS(o.svgNS,"rect");n.setAttribute("x","2"),n.setAttribute("y","2"),n.setAttribute("width","182"),n.setAttribute("height","58"),n.setAttribute("class","svg-pan-zoom-control-background"),e.appendChild(n);var i=document.createElementNS(o.svgNS,"path");i.setAttribute("d","M33.051,20.632c-0.742-0.406-1.854-0.609-3.338-0.609h-7.969v9.281h7.769c1.543,0,2.701-0.188,3.473-0.562c1.365-0.656,2.048-1.953,2.048-3.891C35.032,22.757,34.372,21.351,33.051,20.632z"),i.setAttribute("class","svg-pan-zoom-control-element"),e.appendChild(i);var s=document.createElementNS(o.svgNS,"path");return s.setAttribute("d","M170.231,0.5H15.847C7.102,0.5,0.5,5.708,0.5,11.84v38.861C0.5,56.833,7.102,61.5,15.847,61.5h154.384c8.745,0,15.269-4.667,15.269-10.798V11.84C185.5,5.708,178.976,0.5,170.231,0.5z M42.837,48.569h-7.969c-0.219-0.766-0.375-1.383-0.469-1.852c-0.188-0.969-0.289-1.961-0.305-2.977l-0.047-3.211c-0.03-2.203-0.41-3.672-1.142-4.406c-0.732-0.734-2.103-1.102-4.113-1.102h-7.05v13.547h-7.055V14.022h16.524c2.361,0.047,4.178,0.344,5.45,0.891c1.272,0.547,2.351,1.352,3.234,2.414c0.731,0.875,1.31,1.844,1.737,2.906s0.64,2.273,0.64,3.633c0,1.641-0.414,3.254-1.242,4.84s-2.195,2.707-4.102,3.363c1.594,0.641,2.723,1.551,3.387,2.73s0.996,2.98,0.996,5.402v2.32c0,1.578,0.063,2.648,0.19,3.211c0.19,0.891,0.635,1.547,1.333,1.969V48.569z M75.579,48.569h-26.18V14.022h25.336v6.117H56.454v7.336h16.781v6H56.454v8.883h19.125V48.569z M104.497,46.331c-2.44,2.086-5.887,3.129-10.34,3.129c-4.548,0-8.125-1.027-10.731-3.082s-3.909-4.879-3.909-8.473h6.891c0.224,1.578,0.662,2.758,1.316,3.539c1.196,1.422,3.246,2.133,6.15,2.133c1.739,0,3.151-0.188,4.236-0.562c2.058-0.719,3.087-2.055,3.087-4.008c0-1.141-0.504-2.023-1.512-2.648c-1.008-0.609-2.607-1.148-4.796-1.617l-3.74-0.82c-3.676-0.812-6.201-1.695-7.576-2.648c-2.328-1.594-3.492-4.086-3.492-7.477c0-3.094,1.139-5.664,3.417-7.711s5.623-3.07,10.036-3.07c3.685,0,6.829,0.965,9.431,2.895c2.602,1.93,3.966,4.73,4.093,8.402h-6.938c-0.128-2.078-1.057-3.555-2.787-4.43c-1.154-0.578-2.587-0.867-4.301-0.867c-1.907,0-3.428,0.375-4.565,1.125c-1.138,0.75-1.706,1.797-1.706,3.141c0,1.234,0.561,2.156,1.682,2.766c0.721,0.406,2.25,0.883,4.589,1.43l6.063,1.43c2.657,0.625,4.648,1.461,5.975,2.508c2.059,1.625,3.089,3.977,3.089,7.055C108.157,41.624,106.937,44.245,104.497,46.331z M139.61,48.569h-26.18V14.022h25.336v6.117h-18.281v7.336h16.781v6h-16.781v8.883h19.125V48.569z M170.337,20.14h-10.336v28.43h-7.266V20.14h-10.383v-6.117h27.984V20.14z"),s.setAttribute("class","svg-pan-zoom-control-element"),e.appendChild(s),e},_createZoomOut:function(t){var e=document.createElementNS(o.svgNS,"g");e.setAttribute("id","svg-pan-zoom-zoom-out"),e.setAttribute("transform","translate(30.5 70) scale(0.015)"),e.setAttribute("class","svg-pan-zoom-control"),e.addEventListener("click",function(){t.getPublicInstance().zoomOut()},!1),e.addEventListener("touchstart",function(){t.getPublicInstance().zoomOut()},!1);var n=document.createElementNS(o.svgNS,"rect");n.setAttribute("x","0"),n.setAttribute("y","0"),n.setAttribute("width","1500"),n.setAttribute("height","1400"),n.setAttribute("class","svg-pan-zoom-control-background"),e.appendChild(n);var i=document.createElementNS(o.svgNS,"path");return i.setAttribute("d","M1280 576v128q0 26 -19 45t-45 19h-896q-26 0 -45 -19t-19 -45v-128q0 -26 19 -45t45 -19h896q26 0 45 19t19 45zM1536 1120v-960q0 -119 -84.5 -203.5t-203.5 -84.5h-960q-119 0 -203.5 84.5t-84.5 203.5v960q0 119 84.5 203.5t203.5 84.5h960q119 0 203.5 -84.5 t84.5 -203.5z"),i.setAttribute("class","svg-pan-zoom-control-element"),e.appendChild(i),e},disable:function(t){t.controlIcons&&(t.controlIcons.parentNode.removeChild(t.controlIcons),t.controlIcons=null)}}},{"./svg-utilities":5}],3:[function(t,e,n){var o=t("./svg-utilities"),i=t("./utilities"),s=function(t,e){this.init(t,e)};s.prototype.init=function(t,e){this.viewport=t,this.options=e,this.originalState={zoom:1,x:0,y:0},this.activeState={zoom:1,x:0,y:0},this.updateCTMCached=i.proxy(this.updateCTM,this),this.requestAnimationFrame=i.createRequestAnimationFrame(this.options.refreshRate),this.viewBox={x:0,y:0,width:0,height:0},this.cacheViewBox(),this.processCTM(),this.updateCTM()},s.prototype.cacheViewBox=function(){var t=this.options.svg.getAttribute("viewBox");if(t){var e=t.split(/[\s\,]/).filter(function(t){return t}).map(parseFloat);this.viewBox.x=e[0],this.viewBox.y=e[1],this.viewBox.width=e[2],this.viewBox.height=e[3];var n=Math.min(this.options.width/this.viewBox.width,this.options.height/this.viewBox.height);this.activeState.zoom=n,this.activeState.x=(this.options.width-this.viewBox.width*n)/2,this.activeState.y=(this.options.height-this.viewBox.height*n)/2,this.updateCTMOnNextFrame(),this.options.svg.removeAttribute("viewBox")}else this.simpleViewBoxCache()},s.prototype.simpleViewBoxCache=function(){var t=this.viewport.getBBox();this.viewBox.x=t.x,this.viewBox.y=t.y,this.viewBox.width=t.width,this.viewBox.height=t.height},s.prototype.getViewBox=function(){return i.extend({},this.viewBox)},s.prototype.processCTM=function(){var t=this.getCTM();if(this.options.fit||this.options.contain){var e;e=this.options.fit?Math.min(this.options.width/this.viewBox.width,this.options.height/this.viewBox.height):Math.max(this.options.width/this.viewBox.width,this.options.height/this.viewBox.height),t.a=e,t.d=e,t.e=-this.viewBox.x*e,t.f=-this.viewBox.y*e}if(this.options.center){var n=.5*(this.options.width-(this.viewBox.width+2*this.viewBox.x)*t.a),o=.5*(this.options.height-(this.viewBox.height+2*this.viewBox.y)*t.a);t.e=n,t.f=o}this.originalState.zoom=t.a,this.originalState.x=t.e,this.originalState.y=t.f,this.setCTM(t)},s.prototype.getOriginalState=function(){return i.extend({},this.originalState)},s.prototype.getState=function(){return i.extend({},this.activeState)},s.prototype.getZoom=function(){return this.activeState.zoom},s.prototype.getRelativeZoom=function(){return this.activeState.zoom/this.originalState.zoom},s.prototype.computeRelativeZoom=function(t){return t/this.originalState.zoom},s.prototype.getPan=function(){return{x:this.activeState.x,y:this.activeState.y}},s.prototype.getCTM=function(){var t=this.options.svg.createSVGMatrix();return t.a=this.activeState.zoom,t.b=0,t.c=0,t.d=this.activeState.zoom,t.e=this.activeState.x,t.f=this.activeState.y,t},s.prototype.setCTM=function(t){var e=this.isZoomDifferent(t),n=this.isPanDifferent(t);if(e||n){if(e&&this.options.beforeZoom(this.getRelativeZoom(),this.computeRelativeZoom(t.a))===!1&&(t.a=t.d=this.activeState.zoom,e=!1),n){var o=this.options.beforePan(this.getPan(),{x:t.e,y:t.f}),s=!1,r=!1;o===!1?(t.e=this.getPan().x,t.f=this.getPan().y,s=r=!0):i.isObject(o)&&(o.x===!1?(t.e=this.getPan().x,s=!0):i.isNumber(o.x)&&(t.e=o.x),o.y===!1?(t.f=this.getPan().y,r=!0):i.isNumber(o.y)&&(t.f=o.y)),s&&r&&(n=!1)}(e||n)&&(this.updateCache(t),this.updateCTMOnNextFrame(),e&&this.options.onZoom(this.getRelativeZoom()),n&&this.options.onPan(this.getPan()))}},s.prototype.isZoomDifferent=function(t){return this.activeState.zoom!==t.a},s.prototype.isPanDifferent=function(t){return this.activeState.x!==t.e||this.activeState.y!==t.f},s.prototype.updateCache=function(t){this.activeState.zoom=t.a,this.activeState.x=t.e,this.activeState.y=t.f},s.prototype.pendingUpdate=!1,s.prototype.updateCTMOnNextFrame=function(){this.pendingUpdate||(this.pendingUpdate=!0,this.requestAnimationFrame.call(window,this.updateCTMCached))},s.prototype.updateCTM=function(){o.setCTM(this.viewport,this.getCTM(),this.defs),this.pendingUpdate=!1},e.exports=function(t,e){return new s(t,e)}},{"./svg-utilities":5,"./utilities":7}],4:[function(t,e,n){var o=t("./uniwheel"),i=t("./control-icons"),s=t("./utilities"),r=t("./svg-utilities"),a=t("./shadow-viewport"),l=function(t,e){this.init(t,e)},u={viewportSelector:".svg-pan-zoom_viewport",panEnabled:!0,controlIconsEnabled:!1,zoomEnabled:!0,dblClickZoomEnabled:!0,mouseWheelZoomEnabled:!0,preventMouseEventsDefault:!0,zoomScaleSensitivity:.1,minZoom:.5,maxZoom:10,fit:!0,contain:!1,center:!0,refreshRate:"auto",beforeZoom:null,onZoom:null,beforePan:null,onPan:null,customEventsHandler:null,eventsListenerElement:null};l.prototype.init=function(t,e){var n=this;this.svg=t,this.defs=t.querySelector("defs"),r.setupSvgAttributes(this.svg),this.options=s.extend(s.extend({},u),e),this.state="none";var o=r.getBoundingClientRectNormalized(t);this.width=o.width,this.height=o.height,this.viewport=a(r.getOrCreateViewport(this.svg,this.options.viewportSelector),{svg:this.svg,width:this.width,height:this.height,fit:this.options.fit,contain:this.options.contain,center:this.options.center,refreshRate:this.options.refreshRate,beforeZoom:function(t,e){return n.viewport&&n.options.beforeZoom?n.options.beforeZoom(t,e):void 0},onZoom:function(t){return n.viewport&&n.options.onZoom?n.options.onZoom(t):void 0},beforePan:function(t,e){return n.viewport&&n.options.beforePan?n.options.beforePan(t,e):void 0},onPan:function(t){return n.viewport&&n.options.onPan?n.options.onPan(t):void 0}});var l=this.getPublicInstance();l.setBeforeZoom(this.options.beforeZoom),l.setOnZoom(this.options.onZoom),l.setBeforePan(this.options.beforePan),l.setOnPan(this.options.onPan),this.options.controlIconsEnabled&&i.enable(this),this.lastMouseWheelEventTime=Date.now(),this.setupHandlers()},l.prototype.setupHandlers=function(){var t=this,e=null;if(this.eventListeners={mousedown:function(n){var o=t.handleMouseDown(n,e);return e=n,o},touchstart:function(n){var o=t.handleMouseDown(n,e);return e=n,o},mouseup:function(e){return t.handleMouseUp(e)},touchend:function(e){return t.handleMouseUp(e)},mousemove:function(e){return t.handleMouseMove(e)},touchmove:function(e){return t.handleMouseMove(e)},mouseleave:function(e){return t.handleMouseUp(e)},touchleave:function(e){return t.handleMouseUp(e)},touchcancel:function(e){return t.handleMouseUp(e)}},null!=this.options.customEventsHandler){this.options.customEventsHandler.init({svgElement:this.svg,eventsListenerElement:this.options.eventsListenerElement,instance:this.getPublicInstance()});var n=this.options.customEventsHandler.haltEventListeners;if(n&&n.length)for(var o=n.length-1;o>=0;o--)this.eventListeners.hasOwnProperty(n[o])&&delete this.eventListeners[n[o]]}for(var i in this.eventListeners)(this.options.eventsListenerElement||this.svg).addEventListener(i,this.eventListeners[i],!1);this.options.mouseWheelZoomEnabled&&(this.options.mouseWheelZoomEnabled=!1,this.enableMouseWheelZoom())},l.prototype.enableMouseWheelZoom=function(){if(!this.options.mouseWheelZoomEnabled){var t=this;this.wheelListener=function(e){return t.handleMouseWheel(e)},o.on(this.options.eventsListenerElement||this.svg,this.wheelListener,!1),this.options.mouseWheelZoomEnabled=!0}},l.prototype.disableMouseWheelZoom=function(){this.options.mouseWheelZoomEnabled&&(o.off(this.options.eventsListenerElement||this.svg,this.wheelListener,!1),this.options.mouseWheelZoomEnabled=!1)},l.prototype.handleMouseWheel=function(t){if(this.options.zoomEnabled&&"none"===this.state){this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1);var e=t.deltaY||1,n=Date.now()-this.lastMouseWheelEventTime,o=3+Math.max(0,30-n);this.lastMouseWheelEventTime=Date.now(),"deltaMode"in t&&0===t.deltaMode&&t.wheelDelta&&(e=0===t.deltaY?0:Math.abs(t.wheelDelta)/t.deltaY),e=e>-.3&&.3>e?e:(e>0?1:-1)*Math.log(Math.abs(e)+10)/o;var i=this.svg.getScreenCTM().inverse(),s=r.getEventPoint(t,this.svg).matrixTransform(i),a=Math.pow(1+this.options.zoomScaleSensitivity,-1*e);this.zoomAtPoint(a,s)}},l.prototype.zoomAtPoint=function(t,e,n){var o=this.viewport.getOriginalState();n?(t=Math.max(this.options.minZoom*o.zoom,Math.min(this.options.maxZoom*o.zoom,t)),t/=this.getZoom()):this.getZoom()*t<this.options.minZoom*o.zoom?t=this.options.minZoom*o.zoom/this.getZoom():this.getZoom()*t>this.options.maxZoom*o.zoom&&(t=this.options.maxZoom*o.zoom/this.getZoom());var i=this.viewport.getCTM(),s=e.matrixTransform(i.inverse()),r=this.svg.createSVGMatrix().translate(s.x,s.y).scale(t).translate(-s.x,-s.y),a=i.multiply(r);a.a!==i.a&&this.viewport.setCTM(a)},l.prototype.zoom=function(t,e){this.zoomAtPoint(t,r.getSvgCenterPoint(this.svg,this.width,this.height),e)},l.prototype.publicZoom=function(t,e){e&&(t=this.computeFromRelativeZoom(t)),this.zoom(t,e)},l.prototype.publicZoomAtPoint=function(t,e,n){if(n&&(t=this.computeFromRelativeZoom(t)),"SVGPoint"!==s.getType(e)){if(!("x"in e&&"y"in e))throw new Error("Given point is invalid");e=r.createSVGPoint(this.svg,e.x,e.y)}this.zoomAtPoint(t,e,n)},l.prototype.getZoom=function(){return this.viewport.getZoom()},l.prototype.getRelativeZoom=function(){return this.viewport.getRelativeZoom()},l.prototype.computeFromRelativeZoom=function(t){return t*this.viewport.getOriginalState().zoom},l.prototype.resetZoom=function(){var t=this.viewport.getOriginalState();this.zoom(t.zoom,!0)},l.prototype.resetPan=function(){this.pan(this.viewport.getOriginalState())},l.prototype.reset=function(){this.resetZoom(),this.resetPan()},l.prototype.handleDblClick=function(t){if(this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),this.options.controlIconsEnabled){var e=t.target.getAttribute("class")||"";if(e.indexOf("svg-pan-zoom-control")>-1)return!1}var n;n=t.shiftKey?1/(2*(1+this.options.zoomScaleSensitivity)):2*(1+this.options.zoomScaleSensitivity);var o=r.getEventPoint(t,this.svg).matrixTransform(this.svg.getScreenCTM().inverse());this.zoomAtPoint(n,o)},l.prototype.handleMouseDown=function(t,e){this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),s.mouseAndTouchNormalize(t,this.svg),this.options.dblClickZoomEnabled&&s.isDblClick(t,e)?this.handleDblClick(t):(this.state="pan",this.firstEventCTM=this.viewport.getCTM(),this.stateOrigin=r.getEventPoint(t,this.svg).matrixTransform(this.firstEventCTM.inverse()))},l.prototype.handleMouseMove=function(t){if(this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),"pan"===this.state&&this.options.panEnabled){var e=r.getEventPoint(t,this.svg).matrixTransform(this.firstEventCTM.inverse()),n=this.firstEventCTM.translate(e.x-this.stateOrigin.x,e.y-this.stateOrigin.y);this.viewport.setCTM(n)}},l.prototype.handleMouseUp=function(t){this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),"pan"===this.state&&(this.state="none")},l.prototype.fit=function(){var t=this.viewport.getViewBox(),e=Math.min(this.width/t.width,this.height/t.height);this.zoom(e,!0)},l.prototype.contain=function(){var t=this.viewport.getViewBox(),e=Math.max(this.width/t.width,this.height/t.height);this.zoom(e,!0)},l.prototype.center=function(){var t=this.viewport.getViewBox(),e=.5*(this.width-(t.width+2*t.x)*this.getZoom()),n=.5*(this.height-(t.height+2*t.y)*this.getZoom());this.getPublicInstance().pan({x:e,y:n})},l.prototype.updateBBox=function(){this.viewport.simpleViewBoxCache()},l.prototype.pan=function(t){var e=this.viewport.getCTM();e.e=t.x,e.f=t.y,this.viewport.setCTM(e)},l.prototype.panBy=function(t){var e=this.viewport.getCTM();e.e+=t.x,e.f+=t.y,this.viewport.setCTM(e)},l.prototype.getPan=function(){var t=this.viewport.getState();return{x:t.x,y:t.y}},l.prototype.resize=function(){var t=r.getBoundingClientRectNormalized(this.svg);this.width=t.width,this.height=t.height,this.options.controlIconsEnabled&&(this.getPublicInstance().disableControlIcons(),this.getPublicInstance().enableControlIcons())},l.prototype.destroy=function(){var t=this;this.beforeZoom=null,this.onZoom=null,this.beforePan=null,this.onPan=null,null!=this.options.customEventsHandler&&this.options.customEventsHandler.destroy({svgElement:this.svg,eventsListenerElement:this.options.eventsListenerElement,instance:this.getPublicInstance()});for(var e in this.eventListeners)(this.options.eventsListenerElement||this.svg).removeEventListener(e,this.eventListeners[e],!1);this.disableMouseWheelZoom(),this.getPublicInstance().disableControlIcons(),this.reset(),c=c.filter(function(e){return e.svg!==t.svg}),delete this.options,delete this.publicInstance,delete this.pi,this.getPublicInstance=function(){return null}},l.prototype.getPublicInstance=function(){var t=this;return this.publicInstance||(this.publicInstance=this.pi={enablePan:function(){return t.options.panEnabled=!0,t.pi},disablePan:function(){return t.options.panEnabled=!1,t.pi},isPanEnabled:function(){return!!t.options.panEnabled},pan:function(e){return t.pan(e),t.pi},panBy:function(e){return t.panBy(e),t.pi},getPan:function(){return t.getPan()},setBeforePan:function(e){return t.options.beforePan=null===e?null:s.proxy(e,t.publicInstance),t.pi},setOnPan:function(e){return t.options.onPan=null===e?null:s.proxy(e,t.publicInstance),t.pi},enableZoom:function(){return t.options.zoomEnabled=!0,t.pi},disableZoom:function(){return t.options.zoomEnabled=!1,t.pi},isZoomEnabled:function(){return!!t.options.zoomEnabled},enableControlIcons:function(){return t.options.controlIconsEnabled||(t.options.controlIconsEnabled=!0,i.enable(t)),t.pi},disableControlIcons:function(){return t.options.controlIconsEnabled&&(t.options.controlIconsEnabled=!1,i.disable(t)),t.pi},isControlIconsEnabled:function(){return!!t.options.controlIconsEnabled},enableDblClickZoom:function(){return t.options.dblClickZoomEnabled=!0,t.pi},disableDblClickZoom:function(){return t.options.dblClickZoomEnabled=!1,t.pi},isDblClickZoomEnabled:function(){return!!t.options.dblClickZoomEnabled},enableMouseWheelZoom:function(){return t.enableMouseWheelZoom(),t.pi},disableMouseWheelZoom:function(){return t.disableMouseWheelZoom(),t.pi},isMouseWheelZoomEnabled:function(){return!!t.options.mouseWheelZoomEnabled},setZoomScaleSensitivity:function(e){return t.options.zoomScaleSensitivity=e,t.pi},setMinZoom:function(e){return t.options.minZoom=e,t.pi},setMaxZoom:function(e){return t.options.maxZoom=e,t.pi},setBeforeZoom:function(e){return t.options.beforeZoom=null===e?null:s.proxy(e,t.publicInstance),t.pi},setOnZoom:function(e){return t.options.onZoom=null===e?null:s.proxy(e,t.publicInstance),t.pi},zoom:function(e){return t.publicZoom(e,!0),t.pi},zoomBy:function(e){return t.publicZoom(e,!1),t.pi},zoomAtPoint:function(e,n){return t.publicZoomAtPoint(e,n,!0),t.pi},zoomAtPointBy:function(e,n){return t.publicZoomAtPoint(e,n,!1),t.pi},zoomIn:function(){return this.zoomBy(1+t.options.zoomScaleSensitivity),t.pi},zoomOut:function(){return this.zoomBy(1/(1+t.options.zoomScaleSensitivity)),t.pi},getZoom:function(){return t.getRelativeZoom()},resetZoom:function(){return t.resetZoom(),t.pi},resetPan:function(){return t.resetPan(),t.pi},reset:function(){return t.reset(),t.pi},fit:function(){return t.fit(),t.pi},contain:function(){return t.contain(),t.pi},center:function(){return t.center(),t.pi},updateBBox:function(){return t.updateBBox(),t.pi},resize:function(){return t.resize(),t.pi},getSizes:function(){return{width:t.width,height:t.height,realZoom:t.getZoom(),viewBox:t.viewport.getViewBox()}},destroy:function(){return t.destroy(),t.pi}}),this.publicInstance};var c=[],h=function(t,e){var n=s.getSvg(t);if(null===n)return null;for(var o=c.length-1;o>=0;o--)if(c[o].svg===n)return c[o].instance.getPublicInstance();return c.push({svg:n,instance:new l(n,e)}),c[c.length-1].instance.getPublicInstance()};e.exports=h},{"./control-icons":2,"./shadow-viewport":3,"./svg-utilities":5,"./uniwheel":6,"./utilities":7}],5:[function(t,e,n){var o=t("./utilities"),i="unknown";document.documentMode&&(i="ie"),e.exports={svgNS:"http://www.w3.org/2000/svg",xmlNS:"http://www.w3.org/XML/1998/namespace",xmlnsNS:"http://www.w3.org/2000/xmlns/",xlinkNS:"http://www.w3.org/1999/xlink",evNS:"http://www.w3.org/2001/xml-events",getBoundingClientRectNormalized:function(t){if(t.clientWidth&&t.clientHeight)return{width:t.clientWidth,height:t.clientHeight};if(t.getBoundingClientRect())return t.getBoundingClientRect();throw new Error("Cannot get BoundingClientRect for SVG.")},getOrCreateViewport:function(t,e){var n=null;if(n=o.isElement(e)?e:t.querySelector(e),!n){var i=Array.prototype.slice.call(t.childNodes||t.children).filter(function(t){return"defs"!==t.nodeName&&"#text"!==t.nodeName});1===i.length&&"g"===i[0].nodeName&&null===i[0].getAttribute("transform")&&(n=i[0])}if(!n){var s="viewport-"+(new Date).toISOString().replace(/\D/g,"");n=document.createElementNS(this.svgNS,"g"),n.setAttribute("id",s);var r=t.childNodes||t.children;if(r&&r.length>0)for(var a=r.length;a>0;a--)"defs"!==r[r.length-a].nodeName&&n.appendChild(r[r.length-a]);t.appendChild(n)}var l=[];return n.getAttribute("class")&&(l=n.getAttribute("class").split(" ")),~l.indexOf("svg-pan-zoom_viewport")||(l.push("svg-pan-zoom_viewport"),n.setAttribute("class",l.join(" "))),n},setupSvgAttributes:function(t){if(t.setAttribute("xmlns",this.svgNS),t.setAttributeNS(this.xmlnsNS,"xmlns:xlink",this.xlinkNS),t.setAttributeNS(this.xmlnsNS,"xmlns:ev",this.evNS),null!==t.parentNode){var e=t.getAttribute("style")||"";-1===e.toLowerCase().indexOf("overflow")&&t.setAttribute("style","overflow: hidden; "+e)}},internetExplorerRedisplayInterval:300,refreshDefsGlobal:o.throttle(function(){for(var t=document.querySelectorAll("defs"),e=t.length,n=0;e>n;n++){var o=t[n];o.parentNode.insertBefore(o,o)}},this.internetExplorerRedisplayInterval),setCTM:function(t,e,n){var o=this,s="matrix("+e.a+","+e.b+","+e.c+","+e.d+","+e.e+","+e.f+")";t.setAttributeNS(null,"transform",s),"transform"in t.style?t.style.transform=s:"-ms-transform"in t.style?t.style["-ms-transform"]=s:"-webkit-transform"in t.style&&(t.style["-webkit-transform"]=s),"ie"===i&&n&&(n.parentNode.insertBefore(n,n),window.setTimeout(function(){o.refreshDefsGlobal()},o.internetExplorerRedisplayInterval))},getEventPoint:function(t,e){var n=e.createSVGPoint();return o.mouseAndTouchNormalize(t,e),n.x=t.clientX,n.y=t.clientY,n},getSvgCenterPoint:function(t,e,n){return this.createSVGPoint(t,e/2,n/2)},createSVGPoint:function(t,e,n){var o=t.createSVGPoint();return o.x=e,o.y=n,o}}},{"./utilities":7}],6:[function(t,e,n){e.exports=function(){function t(t,e,n){var o=function(t){!t&&(t=window.event);var n={originalEvent:t,target:t.target||t.srcElement,type:"wheel",deltaMode:"MozMousePixelScroll"==t.type?0:1,deltaX:0,delatZ:0,preventDefault:function(){t.preventDefault?t.preventDefault():t.returnValue=!1}};return"mousewheel"==u?(n.deltaY=-1/40*t.wheelDelta,t.wheelDeltaX&&(n.deltaX=-1/40*t.wheelDeltaX)):n.deltaY=t.detail,e(n)};return h.push({element:t,fn:o,capture:n}),o}function e(t,e){for(var n=0;n<h.length;n++)if(h[n].element===t&&h[n].capture===e)return h[n].fn;return function(){}}function n(t,e){for(var n=0;n<h.length;n++)if(h[n].element===t&&h[n].capture===e)return h.splice(n,1)}function o(e,n,o,i){var s;s="wheel"===u?o:t(e,o,i),e[a](c+n,s,i||!1)}function i(t,o,i,s){"wheel"===u?cb=i:cb=e(t,s),t[l](c+o,cb,s||!1),n(t,s)}function s(t,e,n){o(t,u,e,n),"DOMMouseScroll"==u&&o(t,"MozMousePixelScroll",e,n)}function r(t,e,n){i(t,u,e,n),"DOMMouseScroll"==u&&i(t,"MozMousePixelScroll",e,n)}var a,l,u,c="",h=[];return window.addEventListener?(a="addEventListener",l="removeEventListener"):(a="attachEvent",l="detachEvent",c="on"),u="onwheel"in document.createElement("div")?"wheel":void 0!==document.onmousewheel?"mousewheel":"DOMMouseScroll",{on:s,off:r}}()},{}],7:[function(t,e,n){function o(t){return function(e){window.setTimeout(e,t)}}e.exports={extend:function(t,e){t=t||{};for(var n in e)this.isObject(e[n])?t[n]=this.extend(t[n],e[n]):t[n]=e[n];return t},isElement:function(t){return t instanceof HTMLElement||t instanceof SVGElement||t instanceof SVGSVGElement||t&&"object"==typeof t&&null!==t&&1===t.nodeType&&"string"==typeof t.nodeName},isObject:function(t){return"[object Object]"===Object.prototype.toString.call(t)},isNumber:function(t){return!isNaN(parseFloat(t))&&isFinite(t)},getSvg:function(t){var e,n;if(this.isElement(t))e=t;else{if(!("string"==typeof t||t instanceof String))throw new Error("Provided selector is not an HTML object nor String");if(e=document.querySelector(t),!e)throw new Error("Provided selector did not find any elements. Selector: "+t)}if("svg"===e.tagName.toLowerCase())n=e;else if("object"===e.tagName.toLowerCase())n=e.contentDocument.documentElement;else{if("embed"!==e.tagName.toLowerCase())throw"img"===e.tagName.toLowerCase()?new Error('Cannot script an SVG in an "img" element. Please use an "object" element or an in-line SVG.'):new Error("Cannot get SVG.");n=e.getSVGDocument().documentElement}return n},proxy:function(t,e){return function(){return t.apply(e,arguments)}},getType:function(t){return Object.prototype.toString.apply(t).replace(/^\[object\s/,"").replace(/\]$/,"")},mouseAndTouchNormalize:function(t,e){if(void 0===t.clientX||null===t.clientX)if(t.clientX=0,t.clientY=0,void 0!==t.changedTouches&&t.changedTouches.length){if(void 0!==t.changedTouches[0].clientX)t.clientX=t.changedTouches[0].clientX,t.clientY=t.changedTouches[0].clientY;else if(void 0!==t.changedTouches[0].pageX){var n=e.getBoundingClientRect();t.clientX=t.changedTouches[0].pageX-n.left,t.clientY=t.changedTouches[0].pageY-n.top}}else void 0!==t.originalEvent&&void 0!==t.originalEvent.clientX&&(t.clientX=t.originalEvent.clientX,t.clientY=t.originalEvent.clientY)},isDblClick:function(t,e){if(2===t.detail)return!0;if(void 0!==e&&null!==e){var n=t.timeStamp-e.timeStamp,o=Math.sqrt(Math.pow(t.clientX-e.clientX,2)+Math.pow(t.clientY-e.clientY,2));return 250>n&&10>o}return!1},now:Date.now||function(){return(new Date).getTime()},throttle:function(t,e,n){var o,i,s,r=this,a=null,l=0;n||(n={});var u=function(){l=n.leading===!1?0:r.now(),a=null,s=t.apply(o,i),a||(o=i=null)};return function(){var c=r.now();l||n.leading!==!1||(l=c);var h=e-(c-l);return o=this,i=arguments,0>=h||h>e?(clearTimeout(a),a=null,l=c,s=t.apply(o,i),a||(o=i=null)):a||n.trailing===!1||(a=setTimeout(u,h)),s}},createRequestAnimationFrame:function(t){var e=null;return"auto"!==t&&60>t&&t>1&&(e=Math.floor(1e3/t)),null===e?window.requestAnimationFrame||o(33):o(e)}}},{}]},{},[1]);
\ No newline at end of file
+!function t(e,o,n){function i(r,a){if(!o[r]){if(!e[r]){var l="function"==typeof require&&require;if(!a&&l)return l(r,!0);if(s)return s(r,!0);var u=new Error("Cannot find module '"+r+"'");throw u.code="MODULE_NOT_FOUND",u}var h=o[r]={exports:{}};e[r][0].call(h.exports,function(t){var o=e[r][1][t];return i(o?o:t)},h,h.exports,t,e,o,n)}return o[r].exports}for(var s="function"==typeof require&&require,r=0;r<n.length;r++)i(n[r]);return i}({1:[function(t,e,o){var n=t("./svg-pan-zoom.js");!function(t,o){"function"==typeof define&&define.amd?define("svg-pan-zoom",function(){return n}):"undefined"!=typeof e&&e.exports&&(e.exports=n,t.svgPanZoom=n)}(window,document)},{"./svg-pan-zoom.js":4}],2:[function(t,e,o){var n=t("./svg-utilities");e.exports={enable:function(t){var e=t.svg.querySelector("defs");e||(e=document.createElementNS(n.svgNS,"defs"),t.svg.appendChild(e));var o=e.querySelector("style#svg-pan-zoom-controls-styles");if(!o){var i=document.createElementNS(n.svgNS,"style");i.setAttribute("id","svg-pan-zoom-controls-styles"),i.setAttribute("type","text/css"),i.textContent=".svg-pan-zoom-control { cursor: pointer; fill: black; fill-opacity: 0.333; } .svg-pan-zoom-control:hover { fill-opacity: 0.8; } .svg-pan-zoom-control-background { fill: white; fill-opacity: 0.5; } .svg-pan-zoom-control-background { fill-opacity: 0.8; }",e.appendChild(i)}var s=document.createElementNS(n.svgNS,"g");s.setAttribute("id","svg-pan-zoom-controls"),s.setAttribute("transform","translate("+(t.width-70)+" "+(t.height-76)+") scale(0.75)"),s.setAttribute("class","svg-pan-zoom-control"),s.appendChild(this._createZoomIn(t)),s.appendChild(this._createZoomReset(t)),s.appendChild(this._createZoomOut(t)),t.svg.appendChild(s),t.controlIcons=s},_createZoomIn:function(t){var e=document.createElementNS(n.svgNS,"g");e.setAttribute("id","svg-pan-zoom-zoom-in"),e.setAttribute("transform","translate(30.5 5) scale(0.015)"),e.setAttribute("class","svg-pan-zoom-control"),e.addEventListener("click",function(){t.getPublicInstance().zoomIn()},!1),e.addEventListener("touchstart",function(){t.getPublicInstance().zoomIn()},!1);var o=document.createElementNS(n.svgNS,"rect");o.setAttribute("x","0"),o.setAttribute("y","0"),o.setAttribute("width","1500"),o.setAttribute("height","1400"),o.setAttribute("class","svg-pan-zoom-control-background"),e.appendChild(o);var i=document.createElementNS(n.svgNS,"path");return i.setAttribute("d","M1280 576v128q0 26 -19 45t-45 19h-320v320q0 26 -19 45t-45 19h-128q-26 0 -45 -19t-19 -45v-320h-320q-26 0 -45 -19t-19 -45v-128q0 -26 19 -45t45 -19h320v-320q0 -26 19 -45t45 -19h128q26 0 45 19t19 45v320h320q26 0 45 19t19 45zM1536 1120v-960 q0 -119 -84.5 -203.5t-203.5 -84.5h-960q-119 0 -203.5 84.5t-84.5 203.5v960q0 119 84.5 203.5t203.5 84.5h960q119 0 203.5 -84.5t84.5 -203.5z"),i.setAttribute("class","svg-pan-zoom-control-element"),e.appendChild(i),e},_createZoomReset:function(t){var e=document.createElementNS(n.svgNS,"g");e.setAttribute("id","svg-pan-zoom-reset-pan-zoom"),e.setAttribute("transform","translate(5 35) scale(0.4)"),e.setAttribute("class","svg-pan-zoom-control"),e.addEventListener("click",function(){t.getPublicInstance().reset()},!1),e.addEventListener("touchstart",function(){t.getPublicInstance().reset()},!1);var o=document.createElementNS(n.svgNS,"rect");o.setAttribute("x","2"),o.setAttribute("y","2"),o.setAttribute("width","182"),o.setAttribute("height","58"),o.setAttribute("class","svg-pan-zoom-control-background"),e.appendChild(o);var i=document.createElementNS(n.svgNS,"path");i.setAttribute("d","M33.051,20.632c-0.742-0.406-1.854-0.609-3.338-0.609h-7.969v9.281h7.769c1.543,0,2.701-0.188,3.473-0.562c1.365-0.656,2.048-1.953,2.048-3.891C35.032,22.757,34.372,21.351,33.051,20.632z"),i.setAttribute("class","svg-pan-zoom-control-element"),e.appendChild(i);var s=document.createElementNS(n.svgNS,"path");return s.setAttribute("d","M170.231,0.5H15.847C7.102,0.5,0.5,5.708,0.5,11.84v38.861C0.5,56.833,7.102,61.5,15.847,61.5h154.384c8.745,0,15.269-4.667,15.269-10.798V11.84C185.5,5.708,178.976,0.5,170.231,0.5z 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M170.337,20.14h-10.336v28.43h-7.266V20.14h-10.383v-6.117h27.984V20.14z"),s.setAttribute("class","svg-pan-zoom-control-element"),e.appendChild(s),e},_createZoomOut:function(t){var e=document.createElementNS(n.svgNS,"g");e.setAttribute("id","svg-pan-zoom-zoom-out"),e.setAttribute("transform","translate(30.5 70) scale(0.015)"),e.setAttribute("class","svg-pan-zoom-control"),e.addEventListener("click",function(){t.getPublicInstance().zoomOut()},!1),e.addEventListener("touchstart",function(){t.getPublicInstance().zoomOut()},!1);var o=document.createElementNS(n.svgNS,"rect");o.setAttribute("x","0"),o.setAttribute("y","0"),o.setAttribute("width","1500"),o.setAttribute("height","1400"),o.setAttribute("class","svg-pan-zoom-control-background"),e.appendChild(o);var i=document.createElementNS(n.svgNS,"path");return i.setAttribute("d","M1280 576v128q0 26 -19 45t-45 19h-896q-26 0 -45 -19t-19 -45v-128q0 -26 19 -45t45 -19h896q26 0 45 19t19 45zM1536 1120v-960q0 -119 -84.5 -203.5t-203.5 -84.5h-960q-119 0 -203.5 84.5t-84.5 203.5v960q0 119 84.5 203.5t203.5 84.5h960q119 0 203.5 -84.5 t84.5 -203.5z"),i.setAttribute("class","svg-pan-zoom-control-element"),e.appendChild(i),e},disable:function(t){t.controlIcons&&(t.controlIcons.parentNode.removeChild(t.controlIcons),t.controlIcons=null)}}},{"./svg-utilities":5}],3:[function(t,e,o){var n=t("./svg-utilities"),i=t("./utilities"),s=function(t,e){this.init(t,e)};s.prototype.init=function(t,e){this.viewport=t,this.options=e,this.originalState={zoom:1,x:0,y:0},this.activeState={zoom:1,x:0,y:0},this.updateCTMCached=i.proxy(this.updateCTM,this),this.requestAnimationFrame=i.createRequestAnimationFrame(this.options.refreshRate),this.viewBox={x:0,y:0,width:0,height:0},this.cacheViewBox();var o=this.processCTM();this.setCTM(o),this.updateCTM()},s.prototype.cacheViewBox=function(){var t=this.options.svg.getAttribute("viewBox");if(t){var e=t.split(/[\s\,]/).filter(function(t){return t}).map(parseFloat);this.viewBox.x=e[0],this.viewBox.y=e[1],this.viewBox.width=e[2],this.viewBox.height=e[3];var o=Math.min(this.options.width/this.viewBox.width,this.options.height/this.viewBox.height);this.activeState.zoom=o,this.activeState.x=(this.options.width-this.viewBox.width*o)/2,this.activeState.y=(this.options.height-this.viewBox.height*o)/2,this.updateCTMOnNextFrame(),this.options.svg.removeAttribute("viewBox")}else this.simpleViewBoxCache()},s.prototype.simpleViewBoxCache=function(){var t=this.viewport.getBBox();this.viewBox.x=t.x,this.viewBox.y=t.y,this.viewBox.width=t.width,this.viewBox.height=t.height},s.prototype.getViewBox=function(){return i.extend({},this.viewBox)},s.prototype.processCTM=function(){var t=this.getCTM();if(this.options.fit||this.options.contain){var e;e=this.options.fit?Math.min(this.options.width/this.viewBox.width,this.options.height/this.viewBox.height):Math.max(this.options.width/this.viewBox.width,this.options.height/this.viewBox.height),t.a=e,t.d=e,t.e=-this.viewBox.x*e,t.f=-this.viewBox.y*e}if(this.options.center){var o=.5*(this.options.width-(this.viewBox.width+2*this.viewBox.x)*t.a),n=.5*(this.options.height-(this.viewBox.height+2*this.viewBox.y)*t.a);t.e=o,t.f=n}return this.originalState.zoom=t.a,this.originalState.x=t.e,this.originalState.y=t.f,t},s.prototype.getOriginalState=function(){return i.extend({},this.originalState)},s.prototype.getState=function(){return i.extend({},this.activeState)},s.prototype.getZoom=function(){return this.activeState.zoom},s.prototype.getRelativeZoom=function(){return this.activeState.zoom/this.originalState.zoom},s.prototype.computeRelativeZoom=function(t){return t/this.originalState.zoom},s.prototype.getPan=function(){return{x:this.activeState.x,y:this.activeState.y}},s.prototype.getCTM=function(){var t=this.options.svg.createSVGMatrix();return t.a=this.activeState.zoom,t.b=0,t.c=0,t.d=this.activeState.zoom,t.e=this.activeState.x,t.f=this.activeState.y,t},s.prototype.setCTM=function(t){var e=this.isZoomDifferent(t),o=this.isPanDifferent(t);if(e||o){if(e&&this.options.beforeZoom(this.getRelativeZoom(),this.computeRelativeZoom(t.a))===!1&&(t.a=t.d=this.activeState.zoom,e=!1),o){var n=this.options.beforePan(this.getPan(),{x:t.e,y:t.f}),s=!1,r=!1;n===!1?(t.e=this.getPan().x,t.f=this.getPan().y,s=r=!0):i.isObject(n)&&(n.x===!1?(t.e=this.getPan().x,s=!0):i.isNumber(n.x)&&(t.e=n.x),n.y===!1?(t.f=this.getPan().y,r=!0):i.isNumber(n.y)&&(t.f=n.y)),s&&r&&(o=!1)}(e||o)&&(this.updateCache(t),this.updateCTMOnNextFrame(),e&&this.options.onZoom(this.getRelativeZoom()),o&&this.options.onPan(this.getPan()))}},s.prototype.isZoomDifferent=function(t){return this.activeState.zoom!==t.a},s.prototype.isPanDifferent=function(t){return this.activeState.x!==t.e||this.activeState.y!==t.f},s.prototype.updateCache=function(t){this.activeState.zoom=t.a,this.activeState.x=t.e,this.activeState.y=t.f},s.prototype.pendingUpdate=!1,s.prototype.updateCTMOnNextFrame=function(){this.pendingUpdate||(this.pendingUpdate=!0,this.requestAnimationFrame.call(window,this.updateCTMCached))},s.prototype.updateCTM=function(){n.setCTM(this.viewport,this.getCTM(),this.defs),this.pendingUpdate=!1},e.exports=function(t,e){return new s(t,e)}},{"./svg-utilities":5,"./utilities":7}],4:[function(t,e,o){var n=t("./uniwheel"),i=t("./control-icons"),s=t("./utilities"),r=t("./svg-utilities"),a=t("./shadow-viewport"),l=function(t,e){this.init(t,e)},u={viewportSelector:".svg-pan-zoom_viewport",panEnabled:!0,controlIconsEnabled:!1,zoomEnabled:!0,dblClickZoomEnabled:!0,mouseWheelZoomEnabled:!0,preventMouseEventsDefault:!0,zoomScaleSensitivity:.1,minZoom:.5,maxZoom:10,fit:!0,contain:!1,center:!0,refreshRate:"auto",beforeZoom:null,onZoom:null,beforePan:null,onPan:null,customEventsHandler:null,eventsListenerElement:null};l.prototype.init=function(t,e){var o=this;this.svg=t,this.defs=t.querySelector("defs"),r.setupSvgAttributes(this.svg),this.options=s.extend(s.extend({},u),e),this.state="none";var n=r.getBoundingClientRectNormalized(t);this.width=n.width,this.height=n.height,this.viewport=a(r.getOrCreateViewport(this.svg,this.options.viewportSelector),{svg:this.svg,width:this.width,height:this.height,fit:this.options.fit,contain:this.options.contain,center:this.options.center,refreshRate:this.options.refreshRate,beforeZoom:function(t,e){return o.viewport&&o.options.beforeZoom?o.options.beforeZoom(t,e):void 0},onZoom:function(t){return o.viewport&&o.options.onZoom?o.options.onZoom(t):void 0},beforePan:function(t,e){return o.viewport&&o.options.beforePan?o.options.beforePan(t,e):void 0},onPan:function(t){return o.viewport&&o.options.onPan?o.options.onPan(t):void 0}});var l=this.getPublicInstance();l.setBeforeZoom(this.options.beforeZoom),l.setOnZoom(this.options.onZoom),l.setBeforePan(this.options.beforePan),l.setOnPan(this.options.onPan),this.options.controlIconsEnabled&&i.enable(this),this.lastMouseWheelEventTime=Date.now(),this.setupHandlers()},l.prototype.setupHandlers=function(){var t=this,e=null;if(this.eventListeners={mousedown:function(o){var n=t.handleMouseDown(o,e);return e=o,n},touchstart:function(o){var n=t.handleMouseDown(o,e);return e=o,n},mouseup:function(e){return t.handleMouseUp(e)},touchend:function(e){return t.handleMouseUp(e)},mousemove:function(e){return t.handleMouseMove(e)},touchmove:function(e){return t.handleMouseMove(e)},mouseleave:function(e){return t.handleMouseUp(e)},touchleave:function(e){return t.handleMouseUp(e)},touchcancel:function(e){return t.handleMouseUp(e)}},null!=this.options.customEventsHandler){this.options.customEventsHandler.init({svgElement:this.svg,eventsListenerElement:this.options.eventsListenerElement,instance:this.getPublicInstance()});var o=this.options.customEventsHandler.haltEventListeners;if(o&&o.length)for(var n=o.length-1;n>=0;n--)this.eventListeners.hasOwnProperty(o[n])&&delete this.eventListeners[o[n]]}for(var i in this.eventListeners)(this.options.eventsListenerElement||this.svg).addEventListener(i,this.eventListeners[i],!1);this.options.mouseWheelZoomEnabled&&(this.options.mouseWheelZoomEnabled=!1,this.enableMouseWheelZoom())},l.prototype.enableMouseWheelZoom=function(){if(!this.options.mouseWheelZoomEnabled){var t=this;this.wheelListener=function(e){return t.handleMouseWheel(e)},n.on(this.options.eventsListenerElement||this.svg,this.wheelListener,!1),this.options.mouseWheelZoomEnabled=!0}},l.prototype.disableMouseWheelZoom=function(){this.options.mouseWheelZoomEnabled&&(n.off(this.options.eventsListenerElement||this.svg,this.wheelListener,!1),this.options.mouseWheelZoomEnabled=!1)},l.prototype.handleMouseWheel=function(t){if(this.options.zoomEnabled&&"none"===this.state){this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1);var e=t.deltaY||1,o=Date.now()-this.lastMouseWheelEventTime,n=3+Math.max(0,30-o);this.lastMouseWheelEventTime=Date.now(),"deltaMode"in t&&0===t.deltaMode&&t.wheelDelta&&(e=0===t.deltaY?0:Math.abs(t.wheelDelta)/t.deltaY),e=e>-.3&&.3>e?e:(e>0?1:-1)*Math.log(Math.abs(e)+10)/n;var i=this.svg.getScreenCTM().inverse(),s=r.getEventPoint(t,this.svg).matrixTransform(i),a=Math.pow(1+this.options.zoomScaleSensitivity,-1*e);this.zoomAtPoint(a,s)}},l.prototype.zoomAtPoint=function(t,e,o){var n=this.viewport.getOriginalState();o?(t=Math.max(this.options.minZoom*n.zoom,Math.min(this.options.maxZoom*n.zoom,t)),t/=this.getZoom()):this.getZoom()*t<this.options.minZoom*n.zoom?t=this.options.minZoom*n.zoom/this.getZoom():this.getZoom()*t>this.options.maxZoom*n.zoom&&(t=this.options.maxZoom*n.zoom/this.getZoom());var i=this.viewport.getCTM(),s=e.matrixTransform(i.inverse()),r=this.svg.createSVGMatrix().translate(s.x,s.y).scale(t).translate(-s.x,-s.y),a=i.multiply(r);a.a!==i.a&&this.viewport.setCTM(a)},l.prototype.zoom=function(t,e){this.zoomAtPoint(t,r.getSvgCenterPoint(this.svg,this.width,this.height),e)},l.prototype.publicZoom=function(t,e){e&&(t=this.computeFromRelativeZoom(t)),this.zoom(t,e)},l.prototype.publicZoomAtPoint=function(t,e,o){if(o&&(t=this.computeFromRelativeZoom(t)),"SVGPoint"!==s.getType(e)){if(!("x"in e&&"y"in e))throw new Error("Given point is invalid");e=r.createSVGPoint(this.svg,e.x,e.y)}this.zoomAtPoint(t,e,o)},l.prototype.getZoom=function(){return this.viewport.getZoom()},l.prototype.getRelativeZoom=function(){return this.viewport.getRelativeZoom()},l.prototype.computeFromRelativeZoom=function(t){return t*this.viewport.getOriginalState().zoom},l.prototype.resetZoom=function(){var t=this.viewport.getOriginalState();this.zoom(t.zoom,!0)},l.prototype.resetPan=function(){this.pan(this.viewport.getOriginalState())},l.prototype.reset=function(){this.resetZoom(),this.resetPan()},l.prototype.handleDblClick=function(t){if(this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),this.options.controlIconsEnabled){var e=t.target.getAttribute("class")||"";if(e.indexOf("svg-pan-zoom-control")>-1)return!1}var o;o=t.shiftKey?1/(2*(1+this.options.zoomScaleSensitivity)):2*(1+this.options.zoomScaleSensitivity);var n=r.getEventPoint(t,this.svg).matrixTransform(this.svg.getScreenCTM().inverse());this.zoomAtPoint(o,n)},l.prototype.handleMouseDown=function(t,e){this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),s.mouseAndTouchNormalize(t,this.svg),this.options.dblClickZoomEnabled&&s.isDblClick(t,e)?this.handleDblClick(t):(this.state="pan",this.firstEventCTM=this.viewport.getCTM(),this.stateOrigin=r.getEventPoint(t,this.svg).matrixTransform(this.firstEventCTM.inverse()))},l.prototype.handleMouseMove=function(t){if(this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),"pan"===this.state&&this.options.panEnabled){var e=r.getEventPoint(t,this.svg).matrixTransform(this.firstEventCTM.inverse()),o=this.firstEventCTM.translate(e.x-this.stateOrigin.x,e.y-this.stateOrigin.y);this.viewport.setCTM(o)}},l.prototype.handleMouseUp=function(t){this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),"pan"===this.state&&(this.state="none")},l.prototype.fit=function(){var t=this.viewport.getViewBox(),e=Math.min(this.width/t.width,this.height/t.height);this.zoom(e,!0)},l.prototype.contain=function(){var t=this.viewport.getViewBox(),e=Math.max(this.width/t.width,this.height/t.height);this.zoom(e,!0)},l.prototype.center=function(){var t=this.viewport.getViewBox(),e=.5*(this.width-(t.width+2*t.x)*this.getZoom()),o=.5*(this.height-(t.height+2*t.y)*this.getZoom());this.getPublicInstance().pan({x:e,y:o})},l.prototype.updateBBox=function(){this.viewport.simpleViewBoxCache()},l.prototype.pan=function(t){var e=this.viewport.getCTM();e.e=t.x,e.f=t.y,this.viewport.setCTM(e)},l.prototype.panBy=function(t){var e=this.viewport.getCTM();e.e+=t.x,e.f+=t.y,this.viewport.setCTM(e)},l.prototype.getPan=function(){var t=this.viewport.getState();return{x:t.x,y:t.y}},l.prototype.resize=function(){var t=r.getBoundingClientRectNormalized(this.svg);this.width=t.width,this.height=t.height;var e=this.viewport;e.options.width=this.width,e.options.height=this.height,e.processCTM(),this.options.controlIconsEnabled&&(this.getPublicInstance().disableControlIcons(),this.getPublicInstance().enableControlIcons())},l.prototype.destroy=function(){var t=this;this.beforeZoom=null,this.onZoom=null,this.beforePan=null,this.onPan=null,null!=this.options.customEventsHandler&&this.options.customEventsHandler.destroy({svgElement:this.svg,eventsListenerElement:this.options.eventsListenerElement,instance:this.getPublicInstance()});for(var e in this.eventListeners)(this.options.eventsListenerElement||this.svg).removeEventListener(e,this.eventListeners[e],!1);this.disableMouseWheelZoom(),this.getPublicInstance().disableControlIcons(),this.reset(),h=h.filter(function(e){return e.svg!==t.svg}),delete this.options,delete this.publicInstance,delete this.pi,this.getPublicInstance=function(){return null}},l.prototype.getPublicInstance=function(){var t=this;return this.publicInstance||(this.publicInstance=this.pi={enablePan:function(){return t.options.panEnabled=!0,t.pi},disablePan:function(){return t.options.panEnabled=!1,t.pi},isPanEnabled:function(){return!!t.options.panEnabled},pan:function(e){return t.pan(e),t.pi},panBy:function(e){return t.panBy(e),t.pi},getPan:function(){return t.getPan()},setBeforePan:function(e){return t.options.beforePan=null===e?null:s.proxy(e,t.publicInstance),t.pi},setOnPan:function(e){return t.options.onPan=null===e?null:s.proxy(e,t.publicInstance),t.pi},enableZoom:function(){return t.options.zoomEnabled=!0,t.pi},disableZoom:function(){return t.options.zoomEnabled=!1,t.pi},isZoomEnabled:function(){return!!t.options.zoomEnabled},enableControlIcons:function(){return t.options.controlIconsEnabled||(t.options.controlIconsEnabled=!0,i.enable(t)),t.pi},disableControlIcons:function(){return t.options.controlIconsEnabled&&(t.options.controlIconsEnabled=!1,i.disable(t)),t.pi},isControlIconsEnabled:function(){return!!t.options.controlIconsEnabled},enableDblClickZoom:function(){return t.options.dblClickZoomEnabled=!0,t.pi},disableDblClickZoom:function(){return t.options.dblClickZoomEnabled=!1,t.pi},isDblClickZoomEnabled:function(){return!!t.options.dblClickZoomEnabled},enableMouseWheelZoom:function(){return t.enableMouseWheelZoom(),t.pi},disableMouseWheelZoom:function(){return t.disableMouseWheelZoom(),t.pi},isMouseWheelZoomEnabled:function(){return!!t.options.mouseWheelZoomEnabled},setZoomScaleSensitivity:function(e){return t.options.zoomScaleSensitivity=e,t.pi},setMinZoom:function(e){return t.options.minZoom=e,t.pi},setMaxZoom:function(e){return t.options.maxZoom=e,t.pi},setBeforeZoom:function(e){return t.options.beforeZoom=null===e?null:s.proxy(e,t.publicInstance),t.pi},setOnZoom:function(e){return t.options.onZoom=null===e?null:s.proxy(e,t.publicInstance),t.pi},zoom:function(e){return t.publicZoom(e,!0),t.pi},zoomBy:function(e){return t.publicZoom(e,!1),t.pi},zoomAtPoint:function(e,o){return t.publicZoomAtPoint(e,o,!0),t.pi},zoomAtPointBy:function(e,o){return t.publicZoomAtPoint(e,o,!1),t.pi},zoomIn:function(){return this.zoomBy(1+t.options.zoomScaleSensitivity),t.pi},zoomOut:function(){return this.zoomBy(1/(1+t.options.zoomScaleSensitivity)),t.pi},getZoom:function(){return t.getRelativeZoom()},resetZoom:function(){return t.resetZoom(),t.pi},resetPan:function(){return t.resetPan(),t.pi},reset:function(){return t.reset(),t.pi},fit:function(){return t.fit(),t.pi},contain:function(){return t.contain(),t.pi},center:function(){return t.center(),t.pi},updateBBox:function(){return t.updateBBox(),t.pi},resize:function(){return t.resize(),t.pi},getSizes:function(){return{width:t.width,height:t.height,realZoom:t.getZoom(),viewBox:t.viewport.getViewBox()}},destroy:function(){return t.destroy(),t.pi}}),this.publicInstance};var h=[],c=function(t,e){var o=s.getSvg(t);if(null===o)return null;for(var n=h.length-1;n>=0;n--)if(h[n].svg===o)return h[n].instance.getPublicInstance();return h.push({svg:o,instance:new l(o,e)}),h[h.length-1].instance.getPublicInstance()};e.exports=c},{"./control-icons":2,"./shadow-viewport":3,"./svg-utilities":5,"./uniwheel":6,"./utilities":7}],5:[function(t,e,o){var n=t("./utilities"),i="unknown";document.documentMode&&(i="ie"),e.exports={svgNS:"http://www.w3.org/2000/svg",xmlNS:"http://www.w3.org/XML/1998/namespace",xmlnsNS:"http://www.w3.org/2000/xmlns/",xlinkNS:"http://www.w3.org/1999/xlink",evNS:"http://www.w3.org/2001/xml-events",getBoundingClientRectNormalized:function(t){if(t.clientWidth&&t.clientHeight)return{width:t.clientWidth,height:t.clientHeight};if(t.getBoundingClientRect())return t.getBoundingClientRect();throw new Error("Cannot get BoundingClientRect for SVG.")},getOrCreateViewport:function(t,e){var o=null;if(o=n.isElement(e)?e:t.querySelector(e),!o){var i=Array.prototype.slice.call(t.childNodes||t.children).filter(function(t){return"defs"!==t.nodeName&&"#text"!==t.nodeName});1===i.length&&"g"===i[0].nodeName&&null===i[0].getAttribute("transform")&&(o=i[0])}if(!o){var s="viewport-"+(new Date).toISOString().replace(/\D/g,"");o=document.createElementNS(this.svgNS,"g"),o.setAttribute("id",s);var r=t.childNodes||t.children;if(r&&r.length>0)for(var a=r.length;a>0;a--)"defs"!==r[r.length-a].nodeName&&o.appendChild(r[r.length-a]);t.appendChild(o)}var l=[];return o.getAttribute("class")&&(l=o.getAttribute("class").split(" ")),~l.indexOf("svg-pan-zoom_viewport")||(l.push("svg-pan-zoom_viewport"),o.setAttribute("class",l.join(" "))),o},setupSvgAttributes:function(t){if(t.setAttribute("xmlns",this.svgNS),t.setAttributeNS(this.xmlnsNS,"xmlns:xlink",this.xlinkNS),t.setAttributeNS(this.xmlnsNS,"xmlns:ev",this.evNS),null!==t.parentNode){var e=t.getAttribute("style")||"";-1===e.toLowerCase().indexOf("overflow")&&t.setAttribute("style","overflow: hidden; "+e)}},internetExplorerRedisplayInterval:300,refreshDefsGlobal:n.throttle(function(){for(var t=document.querySelectorAll("defs"),e=t.length,o=0;e>o;o++){var n=t[o];n.parentNode.insertBefore(n,n)}},this.internetExplorerRedisplayInterval),setCTM:function(t,e,o){var n=this,s="matrix("+e.a+","+e.b+","+e.c+","+e.d+","+e.e+","+e.f+")";t.setAttributeNS(null,"transform",s),"transform"in t.style?t.style.transform=s:"-ms-transform"in t.style?t.style["-ms-transform"]=s:"-webkit-transform"in t.style&&(t.style["-webkit-transform"]=s),"ie"===i&&o&&(o.parentNode.insertBefore(o,o),window.setTimeout(function(){n.refreshDefsGlobal()},n.internetExplorerRedisplayInterval))},getEventPoint:function(t,e){var o=e.createSVGPoint();return n.mouseAndTouchNormalize(t,e),o.x=t.clientX,o.y=t.clientY,o},getSvgCenterPoint:function(t,e,o){return this.createSVGPoint(t,e/2,o/2)},createSVGPoint:function(t,e,o){var n=t.createSVGPoint();return n.x=e,n.y=o,n}}},{"./utilities":7}],6:[function(t,e,o){e.exports=function(){function t(t,e,o){var n=function(t){!t&&(t=window.event);var o={originalEvent:t,target:t.target||t.srcElement,type:"wheel",deltaMode:"MozMousePixelScroll"==t.type?0:1,deltaX:0,delatZ:0,preventDefault:function(){t.preventDefault?t.preventDefault():t.returnValue=!1}};return"mousewheel"==u?(o.deltaY=-1/40*t.wheelDelta,t.wheelDeltaX&&(o.deltaX=-1/40*t.wheelDeltaX)):o.deltaY=t.detail,e(o)};return c.push({element:t,fn:n,capture:o}),n}function e(t,e){for(var o=0;o<c.length;o++)if(c[o].element===t&&c[o].capture===e)return c[o].fn;return function(){}}function o(t,e){for(var o=0;o<c.length;o++)if(c[o].element===t&&c[o].capture===e)return c.splice(o,1)}function n(e,o,n,i){var s;s="wheel"===u?n:t(e,n,i),e[a](h+o,s,i||!1)}function i(t,n,i,s){"wheel"===u?cb=i:cb=e(t,s),t[l](h+n,cb,s||!1),o(t,s)}function s(t,e,o){n(t,u,e,o),"DOMMouseScroll"==u&&n(t,"MozMousePixelScroll",e,o)}function r(t,e,o){i(t,u,e,o),"DOMMouseScroll"==u&&i(t,"MozMousePixelScroll",e,o)}var a,l,u,h="",c=[];return window.addEventListener?(a="addEventListener",l="removeEventListener"):(a="attachEvent",l="detachEvent",h="on"),u="onwheel"in document.createElement("div")?"wheel":void 0!==document.onmousewheel?"mousewheel":"DOMMouseScroll",{on:s,off:r}}()},{}],7:[function(t,e,o){function n(t){return function(e){window.setTimeout(e,t)}}e.exports={extend:function(t,e){t=t||{};for(var o in e)this.isObject(e[o])?t[o]=this.extend(t[o],e[o]):t[o]=e[o];return t},isElement:function(t){return t instanceof HTMLElement||t instanceof SVGElement||t instanceof SVGSVGElement||t&&"object"==typeof t&&null!==t&&1===t.nodeType&&"string"==typeof t.nodeName},isObject:function(t){return"[object Object]"===Object.prototype.toString.call(t)},isNumber:function(t){return!isNaN(parseFloat(t))&&isFinite(t)},getSvg:function(t){var e,o;if(this.isElement(t))e=t;else{if(!("string"==typeof t||t instanceof String))throw new Error("Provided selector is not an HTML object nor String");if(e=document.querySelector(t),!e)throw new Error("Provided selector did not find any elements. Selector: "+t)}if("svg"===e.tagName.toLowerCase())o=e;else if("object"===e.tagName.toLowerCase())o=e.contentDocument.documentElement;else{if("embed"!==e.tagName.toLowerCase())throw"img"===e.tagName.toLowerCase()?new Error('Cannot script an SVG in an "img" element. Please use an "object" element or an in-line SVG.'):new Error("Cannot get SVG.");o=e.getSVGDocument().documentElement}return o},proxy:function(t,e){return function(){return t.apply(e,arguments)}},getType:function(t){return Object.prototype.toString.apply(t).replace(/^\[object\s/,"").replace(/\]$/,"")},mouseAndTouchNormalize:function(t,e){if(void 0===t.clientX||null===t.clientX)if(t.clientX=0,t.clientY=0,void 0!==t.changedTouches&&t.changedTouches.length){if(void 0!==t.changedTouches[0].clientX)t.clientX=t.changedTouches[0].clientX,t.clientY=t.changedTouches[0].clientY;else if(void 0!==t.changedTouches[0].pageX){var o=e.getBoundingClientRect();t.clientX=t.changedTouches[0].pageX-o.left,t.clientY=t.changedTouches[0].pageY-o.top}}else void 0!==t.originalEvent&&void 0!==t.originalEvent.clientX&&(t.clientX=t.originalEvent.clientX,t.clientY=t.originalEvent.clientY)},isDblClick:function(t,e){if(2===t.detail)return!0;if(void 0!==e&&null!==e){var o=t.timeStamp-e.timeStamp,n=Math.sqrt(Math.pow(t.clientX-e.clientX,2)+Math.pow(t.clientY-e.clientY,2));return 250>o&&10>n}return!1},now:Date.now||function(){return(new Date).getTime()},throttle:function(t,e,o){var n,i,s,r=this,a=null,l=0;o||(o={});var u=function(){l=o.leading===!1?0:r.now(),a=null,s=t.apply(n,i),a||(n=i=null)};return function(){var h=r.now();l||o.leading!==!1||(l=h);var c=e-(h-l);return n=this,i=arguments,0>=c||c>e?(clearTimeout(a),a=null,l=h,s=t.apply(n,i),a||(n=i=null)):a||o.trailing===!1||(a=setTimeout(u,c)),s}},createRequestAnimationFrame:function(t){var e=null;return"auto"!==t&&60>t&&t>1&&(e=Math.floor(1e3/t)),null===e?window.requestAnimationFrame||n(33):n(e)}}},{}]},{},[1]);
\ No newline at end of file
diff --git a/package.json b/package.json
index a1294c6..adc79c5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "svg-pan-zoom",
-  "version": "3.3.0",
+  "version": "3.4.0",
   "main": "dist/svg-pan-zoom.js",
   "types": "dist/svg-pan-zoom.d.ts",
   "browser": "src/browserify.js",
diff --git a/src/shadow-viewport.js b/src/shadow-viewport.js
index 7b84ff7..950e166 100644
--- a/src/shadow-viewport.js
+++ b/src/shadow-viewport.js
@@ -96,6 +96,8 @@ ShadowViewport.prototype.getViewBox = function() {
 /**
  * Get initial zoom and pan values. Save them into originalState
  * Parses viewBox attribute to alter initial sizes
+ *
+ * @return {CTM} CTM object based on options
  */
 ShadowViewport.prototype.processCTM = function() {
   var newCTM = this.getCTM()