guangdongVR_museum/code/public/resource/js/lib/svg-pan-zoom.min.js

// svg-pan-zoom v3.6.1
// https://github.com/ariutta/svg-pan-zoom
!function s(r, a, l) {
  function u(e, t) {
      if (!a[e]) {
          if (!r[e]) {
              var o = "function" == typeof require && require;
              if (!t && o)
                  return o(e, !0);
              if (h)
                  return h(e, !0);
              var n = new Error("Cannot find module '" + e + "'");
              throw n.code = "MODULE_NOT_FOUND",
              n
          }
          var i = a[e] = {
              exports: {}
          };
          r[e][0].call(i.exports, function(t) {
              return u(r[e][1][t] || t)
          }, i, i.exports, s, r, a, l)
      }
      return a[e].exports
  }
  for (var h = "function" == typeof require && require, t = 0; t < l.length; t++)
      u(l[t]);
  return u
}({
  1: [function(t, e, o) {
      var s = t("./svg-utilities");
      e.exports = {
          enable: function(t) {
              var e = t.svg.querySelector("defs");
              if (e || (e = document.createElementNS(s.svgNS, "defs"),
              t.svg.appendChild(e)),
              !e.querySelector("style#svg-pan-zoom-controls-styles")) {
                  var o = document.createElementNS(s.svgNS, "style");
                  o.setAttribute("id", "svg-pan-zoom-controls-styles"),
                  o.setAttribute("type", "text/css"),
                  o.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(o)
              }
              var n = document.createElementNS(s.svgNS, "g");
              n.setAttribute("id", "svg-pan-zoom-controls"),
              n.setAttribute("transform", "translate(" + (t.width - 70) + " " + (t.height - 76) + ") scale(0.75)"),
              n.setAttribute("class", "svg-pan-zoom-control"),
              n.appendChild(this._createZoomIn(t)),
              n.appendChild(this._createZoomReset(t)),
              n.appendChild(this._createZoomOut(t)),
              t.svg.appendChild(n),
              t.controlIcons = n
          },
          _createZoomIn: function(t) {
              var e = document.createElementNS(s.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(s.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 n = document.createElementNS(s.svgNS, "path");
              return n.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"),
              n.setAttribute("class", "svg-pan-zoom-control-element"),
              e.appendChild(n),
              e
          },
          _createZoomReset: function(t) {
              var e = document.createElementNS(s.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(s.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 n = document.createElementNS(s.svgNS, "path");
              n.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"),
              n.setAttribute("class", "svg-pan-zoom-control-element"),
              e.appendChild(n);
              var i = document.createElementNS(s.svgNS, "path");
              return i.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"),
              i.setAttribute("class", "svg-pan-zoom-control-element"),
              e.appendChild(i),
              e
          },
          _createZoomOut: function(t) {
              var e = document.createElementNS(s.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(s.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 n = document.createElementNS(s.svgNS, "path");
              return n.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"),
              n.setAttribute("class", "svg-pan-zoom-control-element"),
              e.appendChild(n),
              e
          },
          disable: function(t) {
              t.controlIcons && (t.controlIcons.parentNode.removeChild(t.controlIcons),
              t.controlIcons = null)
          }
      }
  }
  , {
      "./svg-utilities": 5
  }],
  2: [function(t, e, o) {
      function n(t, e) {
          this.init(t, e)
      }
      var i = t("./svg-utilities")
        , r = t("./utilities");
      n.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 = r.proxy(this.updateCTM, this),
          this.requestAnimationFrame = r.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()
      }
      ,
      n.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()
      }
      ,
      n.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
      }
      ,
      n.prototype.getViewBox = function() {
          return r.extend({}, this.viewBox)
      }
      ,
      n.prototype.processCTM = function() {
          var t, e = this.getCTM();
          (this.options.fit || this.options.contain) && (t = 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),
          e.a = t,
          e.d = t,
          e.e = -this.viewBox.x * t,
          e.f = -this.viewBox.y * t);
          if (this.options.center) {
              var o = .5 * (this.options.width - (this.viewBox.width + 2 * this.viewBox.x) * e.a)
                , n = .5 * (this.options.height - (this.viewBox.height + 2 * this.viewBox.y) * e.a);
              e.e = o,
              e.f = n
          }
          return this.originalState.zoom = e.a,
          this.originalState.x = e.e,
          this.originalState.y = e.f,
          e
      }
      ,
      n.prototype.getOriginalState = function() {
          return r.extend({}, this.originalState)
      }
      ,
      n.prototype.getState = function() {
          return r.extend({}, this.activeState)
      }
      ,
      n.prototype.getZoom = function() {
          return this.activeState.zoom
      }
      ,
      n.prototype.getRelativeZoom = function() {
          return this.activeState.zoom / this.originalState.zoom
      }
      ,
      n.prototype.computeRelativeZoom = function(t) {
          return t / this.originalState.zoom
      }
      ,
      n.prototype.getPan = function() {
          return {
              x: this.activeState.x,
              y: this.activeState.y
          }
      }
      ,
      n.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
      }
      ,
      n.prototype.setCTM = function(t) {
          var e = this.isZoomDifferent(t)
            , o = this.isPanDifferent(t);
          if (e || o) {
              if (e && (!1 === this.options.beforeZoom(this.getRelativeZoom(), this.computeRelativeZoom(t.a)) ? (t.a = t.d = this.activeState.zoom,
              e = !1) : (this.updateCache(t),
              this.options.onZoom(this.getRelativeZoom()))),
              o) {
                  var n = this.options.beforePan(this.getPan(), {
                      x: t.e,
                      y: t.f
                  })
                    , i = !1
                    , s = !1;
                  !1 === n ? (t.e = this.getPan().x,
                  t.f = this.getPan().y,
                  i = s = !0) : r.isObject(n) && (!1 === n.x ? (t.e = this.getPan().x,
                  i = !0) : r.isNumber(n.x) && (t.e = n.x),
                  !1 === n.y ? (t.f = this.getPan().y,
                  s = !0) : r.isNumber(n.y) && (t.f = n.y)),
                  i && s || !this.isPanDifferent(t) ? o = !1 : (this.updateCache(t),
                  this.options.onPan(this.getPan()))
              }
              (e || o) && this.updateCTMOnNextFrame()
          }
      }
      ,
      n.prototype.isZoomDifferent = function(t) {
          return this.activeState.zoom !== t.a
      }
      ,
      n.prototype.isPanDifferent = function(t) {
          return this.activeState.x !== t.e || this.activeState.y !== t.f
      }
      ,
      n.prototype.updateCache = function(t) {
          this.activeState.zoom = t.a,
          this.activeState.x = t.e,
          this.activeState.y = t.f
      }
      ,
      n.prototype.pendingUpdate = !1,
      n.prototype.updateCTMOnNextFrame = function() {
          this.pendingUpdate || (this.pendingUpdate = !0,
          this.requestAnimationFrame.call(window, this.updateCTMCached))
      }
      ,
      n.prototype.updateCTM = function() {
          var t = this.getCTM();
          i.setCTM(this.viewport, t, this.defs),
          this.pendingUpdate = !1,
          this.options.onUpdatedCTM && this.options.onUpdatedCTM(t)
      }
      ,
      e.exports = function(t, e) {
          return new n(t,e)
      }
  }
  , {
      "./svg-utilities": 5,
      "./utilities": 7
  }],
  3: [function(t, e, o) {
      var n, i = t("./svg-pan-zoom.js");
      n = window,
      document,
      "function" == typeof define && define.amd ? define("svg-pan-zoom", function() {
          return i
      }) : void 0 !== e && e.exports && (e.exports = i,
      n.svgPanZoom = i)
  }
  , {
      "./svg-pan-zoom.js": 4
  }],
  4: [function(t, e, o) {
      function i(t, e) {
          this.init(t, e)
      }
      var n = t("./uniwheel")
        , s = t("./control-icons")
        , r = t("./utilities")
        , a = t("./svg-utilities")
        , l = t("./shadow-viewport")
        , 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,
          onUpdatedCTM: null
      }
        , h = {
          passive: !0
      };
      i.prototype.init = function(t, e) {
          var o = this;
          this.svg = t,
          this.defs = t.querySelector("defs"),
          a.setupSvgAttributes(this.svg),
          this.options = r.extend(r.extend({}, u), e),
          this.state = "none";
          var n = a.getBoundingClientRectNormalized(t);
          this.width = n.width,
          this.height = n.height,
          this.viewport = l(a.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) {
                  if (o.viewport && o.options.beforeZoom)
                      return o.options.beforeZoom(t, e)
              },
              onZoom: function(t) {
                  if (o.viewport && o.options.onZoom)
                      return o.options.onZoom(t)
              },
              beforePan: function(t, e) {
                  if (o.viewport && o.options.beforePan)
                      return o.options.beforePan(t, e)
              },
              onPan: function(t) {
                  if (o.viewport && o.options.onPan)
                      return o.options.onPan(t)
              },
              onUpdatedCTM: function(t) {
                  if (o.viewport && o.options.onUpdatedCTM)
                      return o.options.onUpdatedCTM(t)
              }
          });
          var i = this.getPublicInstance();
          i.setBeforeZoom(this.options.beforeZoom),
          i.setOnZoom(this.options.onZoom),
          i.setBeforePan(this.options.beforePan),
          i.setOnPan(this.options.onPan),
          i.setOnUpdatedCTM(this.options.onUpdatedCTM),
          this.options.controlIconsEnabled && s.enable(this),
          this.lastMouseWheelEventTime = Date.now(),
          this.setupHandlers()
      }
      ,
      i.prototype.setupHandlers = function() {
          var o = this
            , n = null;
          if (this.eventListeners = {
              mousedown: function(t) {
                  var e = o.handleMouseDown(t, n);
                  return n = t,
                  e
              },
              touchstart: function(t) {
                  var e = o.handleMouseDown(t, n);
                  return n = t,
                  e
              },
              mouseup: function(t) {
                  return o.handleMouseUp(t)
              },
              touchend: function(t) {
                  return o.handleMouseUp(t)
              },
              mousemove: function(t) {
                  return o.handleMouseMove(t)
              },
              touchmove: function(t) {
                  return o.handleMouseMove(t)
              },
              mouseleave: function(t) {
                  return o.handleMouseUp(t)
              },
              touchleave: function(t) {
                  return o.handleMouseUp(t)
              },
              touchcancel: function(t) {
                  return o.handleMouseUp(t)
              }
          },
          null != this.options.customEventsHandler) {
              this.options.customEventsHandler.init({
                  svgElement: this.svg,
                  eventsListenerElement: this.options.eventsListenerElement,
                  instance: this.getPublicInstance()
              });
              var t = this.options.customEventsHandler.haltEventListeners;
              if (t && t.length)
                  for (var e = t.length - 1; 0 <= e; e--)
                      this.eventListeners.hasOwnProperty(t[e]) && delete this.eventListeners[t[e]]
          }
          for (var i in this.eventListeners)
              (this.options.eventsListenerElement || this.svg).addEventListener(i, this.eventListeners[i], !this.options.preventMouseEventsDefault && h);
          this.options.mouseWheelZoomEnabled && (this.options.mouseWheelZoomEnabled = !1,
          this.enableMouseWheelZoom())
      }
      ,
      i.prototype.enableMouseWheelZoom = function() {
          if (!this.options.mouseWheelZoomEnabled) {
              var e = this;
              this.wheelListener = function(t) {
                  return e.handleMouseWheel(t)
              }
              ;
              var t = !this.options.preventMouseEventsDefault;
              n.on(this.options.eventsListenerElement || this.svg, this.wheelListener, t),
              this.options.mouseWheelZoomEnabled = !0
          }
      }
      ,
      i.prototype.disableMouseWheelZoom = function() {
          if (this.options.mouseWheelZoomEnabled) {
              var t = !this.options.preventMouseEventsDefault;
              n.off(this.options.eventsListenerElement || this.svg, this.wheelListener, t),
              this.options.mouseWheelZoomEnabled = !1
          }
      }
      ,
      i.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 = -.3 < e && e < .3 ? e : (0 < e ? 1 : -1) * Math.log(Math.abs(e) + 10) / n;
              var i = this.svg.getScreenCTM().inverse()
                , s = a.getEventPoint(t, this.svg).matrixTransform(i)
                , r = Math.pow(1 + this.options.zoomScaleSensitivity, -1 * e);
              this.zoomAtPoint(r, s)
          }
      }
      ,
      i.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)
      }
      ,
      i.prototype.zoom = function(t, e) {
          this.zoomAtPoint(t, a.getSvgCenterPoint(this.svg, this.width, this.height), e)
      }
      ,
      i.prototype.publicZoom = function(t, e) {
          e && (t = this.computeFromRelativeZoom(t)),
          this.zoom(t, e)
      }
      ,
      i.prototype.publicZoomAtPoint = function(t, e, o) {
          if (o && (t = this.computeFromRelativeZoom(t)),
          "SVGPoint" !== r.getType(e)) {
              if (!("x"in e && "y"in e))
                  throw new Error("Given point is invalid");
              e = a.createSVGPoint(this.svg, e.x, e.y)
          }
          this.zoomAtPoint(t, e, o)
      }
      ,
      i.prototype.getZoom = function() {
          return this.viewport.getZoom()
      }
      ,
      i.prototype.getRelativeZoom = function() {
          return this.viewport.getRelativeZoom()
      }
      ,
      i.prototype.computeFromRelativeZoom = function(t) {
          return t * this.viewport.getOriginalState().zoom
      }
      ,
      i.prototype.resetZoom = function() {
          var t = this.viewport.getOriginalState();
          this.zoom(t.zoom, !0)
      }
      ,
      i.prototype.resetPan = function() {
          this.pan(this.viewport.getOriginalState())
      }
      ,
      i.prototype.reset = function() {
          this.resetZoom(),
          this.resetPan()
      }
      ,
      i.prototype.handleDblClick = function(t) {
          var e;
          if ((this.options.preventMouseEventsDefault && (t.preventDefault ? t.preventDefault() : t.returnValue = !1),
          this.options.controlIconsEnabled) && -1 < (t.target.getAttribute("class") || "").indexOf("svg-pan-zoom-control"))
              return !1;
          e = t.shiftKey ? 1 / (2 * (1 + this.options.zoomScaleSensitivity)) : 2 * (1 + this.options.zoomScaleSensitivity);
          var o = a.getEventPoint(t, this.svg).matrixTransform(this.svg.getScreenCTM().inverse());
          this.zoomAtPoint(e, o)
      }
      ,
      i.prototype.handleMouseDown = function(t, e) {
          this.options.preventMouseEventsDefault && (t.preventDefault ? t.preventDefault() : t.returnValue = !1),
          r.mouseAndTouchNormalize(t, this.svg),
          this.options.dblClickZoomEnabled && r.isDblClick(t, e) ? this.handleDblClick(t) : (this.state = "pan",
          this.firstEventCTM = this.viewport.getCTM(),
          this.stateOrigin = a.getEventPoint(t, this.svg).matrixTransform(this.firstEventCTM.inverse()))
      }
      ,
      i.prototype.handleMouseMove = function(t) {
          if (this.options.preventMouseEventsDefault && (t.preventDefault ? t.preventDefault() : t.returnValue = !1),
          "pan" === this.state && this.options.panEnabled) {
              var e = a.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)
          }
      }
      ,
      i.prototype.handleMouseUp = function(t) {
          this.options.preventMouseEventsDefault && (t.preventDefault ? t.preventDefault() : t.returnValue = !1),
          "pan" === this.state && (this.state = "none")
      }
      ,
      i.prototype.fit = function() {
          var t = this.viewport.getViewBox()
            , e = Math.min(this.width / t.width, this.height / t.height);
          this.zoom(e, !0)
      }
      ,
      i.prototype.contain = function() {
          var t = this.viewport.getViewBox()
            , e = Math.max(this.width / t.width, this.height / t.height);
          this.zoom(e, !0)
      }
      ,
      i.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
          })
      }
      ,
      i.prototype.updateBBox = function() {
          this.viewport.simpleViewBoxCache()
      }
      ,
      i.prototype.pan = function(t) {
          var e = this.viewport.getCTM();
          e.e = t.x,
          e.f = t.y,
          this.viewport.setCTM(e)
      }
      ,
      i.prototype.panBy = function(t) {
          var e = this.viewport.getCTM();
          e.e += t.x,
          e.f += t.y,
          this.viewport.setCTM(e)
      }
      ,
      i.prototype.getPan = function() {
          var t = this.viewport.getState();
          return {
              x: t.x,
              y: t.y
          }
      }
      ,
      i.prototype.resize = function() {
          var t = a.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())
      }
      ,
      i.prototype.destroy = function() {
          var e = this;
          for (var t in this.beforeZoom = null,
          this.onZoom = null,
          this.beforePan = null,
          this.onPan = null,
          (this.onUpdatedCTM = null) != this.options.customEventsHandler && this.options.customEventsHandler.destroy({
              svgElement: this.svg,
              eventsListenerElement: this.options.eventsListenerElement,
              instance: this.getPublicInstance()
          }),
          this.eventListeners)
              (this.options.eventsListenerElement || this.svg).removeEventListener(t, this.eventListeners[t], !this.options.preventMouseEventsDefault && h);
          this.disableMouseWheelZoom(),
          this.getPublicInstance().disableControlIcons(),
          this.reset(),
          c = c.filter(function(t) {
              return t.svg !== e.svg
          }),
          delete this.options,
          delete this.viewport,
          delete this.publicInstance,
          delete this.pi,
          this.getPublicInstance = function() {
              return null
          }
      }
      ,
      i.prototype.getPublicInstance = function() {
          var o = this;
          return this.publicInstance || (this.publicInstance = this.pi = {
              enablePan: function() {
                  return o.options.panEnabled = !0,
                  o.pi
              },
              disablePan: function() {
                  return o.options.panEnabled = !1,
                  o.pi
              },
              isPanEnabled: function() {
                  return !!o.options.panEnabled
              },
              pan: function(t) {
                  return o.pan(t),
                  o.pi
              },
              panBy: function(t) {
                  return o.panBy(t),
                  o.pi
              },
              getPan: function() {
                  return o.getPan()
              },
              setBeforePan: function(t) {
                  return o.options.beforePan = null === t ? null : r.proxy(t, o.publicInstance),
                  o.pi
              },
              setOnPan: function(t) {
                  return o.options.onPan = null === t ? null : r.proxy(t, o.publicInstance),
                  o.pi
              },
              enableZoom: function() {
                  return o.options.zoomEnabled = !0,
                  o.pi
              },
              disableZoom: function() {
                  return o.options.zoomEnabled = !1,
                  o.pi
              },
              isZoomEnabled: function() {
                  return !!o.options.zoomEnabled
              },
              enableControlIcons: function() {
                  return o.options.controlIconsEnabled || (o.options.controlIconsEnabled = !0,
                  s.enable(o)),
                  o.pi
              },
              disableControlIcons: function() {
                  return o.options.controlIconsEnabled && (o.options.controlIconsEnabled = !1,
                  s.disable(o)),
                  o.pi
              },
              isControlIconsEnabled: function() {
                  return !!o.options.controlIconsEnabled
              },
              enableDblClickZoom: function() {
                  return o.options.dblClickZoomEnabled = !0,
                  o.pi
              },
              disableDblClickZoom: function() {
                  return o.options.dblClickZoomEnabled = !1,
                  o.pi
              },
              isDblClickZoomEnabled: function() {
                  return !!o.options.dblClickZoomEnabled
              },
              enableMouseWheelZoom: function() {
                  return o.enableMouseWheelZoom(),
                  o.pi
              },
              disableMouseWheelZoom: function() {
                  return o.disableMouseWheelZoom(),
                  o.pi
              },
              isMouseWheelZoomEnabled: function() {
                  return !!o.options.mouseWheelZoomEnabled
              },
              setZoomScaleSensitivity: function(t) {
                  return o.options.zoomScaleSensitivity = t,
                  o.pi
              },
              setMinZoom: function(t) {
                  return o.options.minZoom = t,
                  o.pi
              },
              setMaxZoom: function(t) {
                  return o.options.maxZoom = t,
                  o.pi
              },
              setBeforeZoom: function(t) {
                  return o.options.beforeZoom = null === t ? null : r.proxy(t, o.publicInstance),
                  o.pi
              },
              setOnZoom: function(t) {
                  return o.options.onZoom = null === t ? null : r.proxy(t, o.publicInstance),
                  o.pi
              },
              zoom: function(t) {
                  return o.publicZoom(t, !0),
                  o.pi
              },
              zoomBy: function(t) {
                  return o.publicZoom(t, !1),
                  o.pi
              },
              zoomAtPoint: function(t, e) {
                  return o.publicZoomAtPoint(t, e, !0),
                  o.pi
              },
              zoomAtPointBy: function(t, e) {
                  return o.publicZoomAtPoint(t, e, !1),
                  o.pi
              },
              zoomIn: function() {
                  return this.zoomBy(1 + o.options.zoomScaleSensitivity),
                  o.pi
              },
              zoomOut: function() {
                  return this.zoomBy(1 / (1 + o.options.zoomScaleSensitivity)),
                  o.pi
              },
              getZoom: function() {
                  return o.getRelativeZoom()
              },
              setOnUpdatedCTM: function(t) {
                  return o.options.onUpdatedCTM = null === t ? null : r.proxy(t, o.publicInstance),
                  o.pi
              },
              resetZoom: function() {
                  return o.resetZoom(),
                  o.pi
              },
              resetPan: function() {
                  return o.resetPan(),
                  o.pi
              },
              reset: function() {
                  return o.reset(),
                  o.pi
              },
              fit: function() {
                  return o.fit(),
                  o.pi
              },
              contain: function() {
                  return o.contain(),
                  o.pi
              },
              center: function() {
                  return o.center(),
                  o.pi
              },
              updateBBox: function() {
                  return o.updateBBox(),
                  o.pi
              },
              resize: function() {
                  return o.resize(),
                  o.pi
              },
              getSizes: function() {
                  return {
                      width: o.width,
                      height: o.height,
                      realZoom: o.getZoom(),
                      viewBox: o.viewport.getViewBox()
                  }
              },
              destroy: function() {
                  return o.destroy(),
                  o.pi
              }
          }),
          this.publicInstance
      }
      ;
      var c = [];
      e.exports = function(t, e) {
          var o = r.getSvg(t);
          if (null === o)
              return null;
          for (var n = c.length - 1; 0 <= n; n--)
              if (c[n].svg === o)
                  return c[n].instance.getPublicInstance();
          return c.push({
              svg: o,
              instance: new i(o,e)
          }),
          c[c.length - 1].instance.getPublicInstance()
      }
  }
  , {
      "./control-icons": 1,
      "./shadow-viewport": 2,
      "./svg-utilities": 5,
      "./uniwheel": 6,
      "./utilities": 7
  }],
  5: [function(t, e, o) {
      var l = t("./utilities")
        , s = "unknown";
      document.documentMode && (s = "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 = l.isElement(e) ? e : t.querySelector(e))) {
                  var n = Array.prototype.slice.call(t.childNodes || t.children).filter(function(t) {
                      return "defs" !== t.nodeName && "#text" !== t.nodeName
                  });
                  1 === n.length && "g" === n[0].nodeName && null === n[0].getAttribute("transform") && (o = n[0])
              }
              if (!o) {
                  var i = "viewport-" + (new Date).toISOString().replace(/\D/g, "");
                  (o = document.createElementNS(this.svgNS, "g")).setAttribute("id", i);
                  var s = t.childNodes || t.children;
                  if (s && 0 < s.length)
                      for (var r = s.length; 0 < r; r--)
                          "defs" !== s[s.length - r].nodeName && o.appendChild(s[s.length - r]);
                  t.appendChild(o)
              }
              var a = [];
              return o.getAttribute("class") && (a = o.getAttribute("class").split(" ")),
              ~a.indexOf("svg-pan-zoom_viewport") || (a.push("svg-pan-zoom_viewport"),
              o.setAttribute("class", a.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: l.throttle(function() {
              for (var t = document.querySelectorAll("defs"), e = t.length, o = 0; o < e; o++) {
                  var n = t[o];
                  n.parentNode.insertBefore(n, n)
              }
          }, this ? this.internetExplorerRedisplayInterval : null),
          setCTM: function(t, e, o) {
              var n = this
                , i = "matrix(" + e.a + "," + e.b + "," + e.c + "," + e.d + "," + e.e + "," + e.f + ")";
              t.setAttributeNS(null, "transform", i),
              "transform"in t.style ? t.style.transform = i : "-ms-transform"in t.style ? t.style["-ms-transform"] = i : "-webkit-transform"in t.style && (t.style["-webkit-transform"] = i),
              "ie" === s && o && (o.parentNode.insertBefore(o, o),
              window.setTimeout(function() {
                  n.refreshDefsGlobal()
              }, n.internetExplorerRedisplayInterval))
          },
          getEventPoint: function(t, e) {
              var o = e.createSVGPoint();
              return l.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) {
      function n(t, e, o, n) {
          var i;
          i = "wheel" === a ? o : function(t, o) {
              function e(t) {
                  var e = {
                      originalEvent: t = t || window.event,
                      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" == a ? (e.deltaY = -.025 * t.wheelDelta,
                  t.wheelDeltaX && (e.deltaX = -.025 * t.wheelDeltaX)) : e.deltaY = t.detail,
                  o(e)
              }
              return u.push({
                  element: t,
                  fn: e
              }),
              e
          }(t, o),
          t[s](l + e, i, !!n && h)
      }
      function i(t, e, o, n) {
          var i;
          i = "wheel" === a ? o : function(t) {
              for (var e = 0; e < u.length; e++)
                  if (u[e].element === t)
                      return u[e].fn;
              return function() {}
          }(t),
          t[r](l + e, i, !!n && h),
          function(t) {
              for (var e = 0; e < u.length; e++)
                  if (u[e].element === t)
                      return u.splice(e, 1)
          }(t)
      }
      var s, r, a, l, u, h;
      e.exports = (u = [],
      h = {
          passive: !(l = "")
      },
      window.addEventListener ? (s = "addEventListener",
      r = "removeEventListener") : (s = "attachEvent",
      r = "detachEvent",
      l = "on"),
      a = "onwheel"in document.createElement("div") ? "wheel" : void 0 !== document.onmousewheel ? "mousewheel" : "DOMMouseScroll",
      {
          on: function(t, e, o) {
              n(t, a, e, o),
              "DOMMouseScroll" == a && n(t, "MozMousePixelScroll", e, o)
          },
          off: function(t, e, o) {
              i(t, a, e, o),
              "DOMMouseScroll" == a && i(t, "MozMousePixelScroll", e, o)
          }
      })
  }
  , {}],
  7: [function(t, e, o) {
      function n(e) {
          return function(t) {
              window.setTimeout(t, e)
          }
      }
      e.exports = {
          extend: function(t, e) {
              for (var o in t = t || {},
              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)))
                      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,
                  void (t.clientY = 0) !== t.touches && t.touches.length) {
                      if (void 0 !== t.touches[0].clientX)
                          t.clientX = t.touches[0].clientX,
                          t.clientY = t.touches[0].clientY;
                      else if (void 0 !== t.touches[0].pageX) {
                          var o = e.getBoundingClientRect();
                          t.clientX = t.touches[0].pageX - o.left,
                          t.clientY = t.touches[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 (null == e)
                  return !1;
              var o = t.timeStamp - e.timeStamp
                , n = Math.sqrt(Math.pow(t.clientX - e.clientX, 2) + Math.pow(t.clientY - e.clientY, 2));
              return o < 250 && n < 10
          },
          now: Date.now || function() {
              return (new Date).getTime()
          }
          ,
          throttle: function(o, n, i) {
              var s, r, a, l = this, u = null, h = 0;
              i = i || {};
              function c() {
                  h = !1 === i.leading ? 0 : l.now(),
                  u = null,
                  a = o.apply(s, r),
                  u || (s = r = null)
              }
              return function() {
                  var t = l.now();
                  h || !1 !== i.leading || (h = t);
                  var e = n - (t - h);
                  return s = this,
                  r = arguments,
                  e <= 0 || n < e ? (clearTimeout(u),
                  u = null,
                  h = t,
                  a = o.apply(s, r),
                  u || (s = r = null)) : u || !1 === i.trailing || (u = setTimeout(c, e)),
                  a
              }
          },
          createRequestAnimationFrame: function(t) {
              var e = null;
              return "auto" !== t && t < 60 && 1 < t && (e = Math.floor(1e3 / t)),
              null === e ? window.requestAnimationFrame || n(33) : n(e)
          }
      }
  }
  , {}]
}, {}, [3]);