mapbox-gl/dist/mapbox-gl.js

A WebGL interactive maps library

(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.mapboxgl = f()}})(function(){var define,module,exports;return (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(_dereq_,module,exports){
!function(t,n){"object"==typeof exports&&"undefined"!=typeof module?module.exports=n():"function"==typeof define&&define.amd?define(n):t.glMatrix=n()}(this,function(){"use strict";function t(t,n,r){var e=n[0],a=n[1],o=n[2];return t[0]=e*r[0]+a*r[3]+o*r[6],t[1]=e*r[1]+a*r[4]+o*r[7],t[2]=e*r[2]+a*r[5]+o*r[8],t}function n(t,n,r){var e=n[0],a=n[1],o=n[2],u=n[3];return t[0]=r[0]*e+r[4]*a+r[8]*o+r[12]*u,t[1]=r[1]*e+r[5]*a+r[9]*o+r[13]*u,t[2]=r[2]*e+r[6]*a+r[10]*o+r[14]*u,t[3]=r[3]*e+r[7]*a+r[11]*o+r[15]*u,t}function r(){var t=new Float32Array(4);return t[0]=1,t[1]=0,t[2]=0,t[3]=1,t}function e(t,n,r){var e=n[0],a=n[1],o=n[2],u=n[3],i=Math.sin(r),c=Math.cos(r);return t[0]=e*c+o*i,t[1]=a*c+u*i,t[2]=e*-i+o*c,t[3]=a*-i+u*c,t}function a(t,n,r){var e=n[0],a=n[1],o=n[2],u=n[3],i=r[0],c=r[1];return t[0]=e*i,t[1]=a*i,t[2]=o*c,t[3]=u*c,t}function o(){var t=new Float32Array(9);return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=1,t[5]=0,t[6]=0,t[7]=0,t[8]=1,t}function u(t,n){var r=Math.sin(n),e=Math.cos(n);return t[0]=e,t[1]=r,t[2]=0,t[3]=-r,t[4]=e,t[5]=0,t[6]=0,t[7]=0,t[8]=1,t}function i(){var t=new Float32Array(16);return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}function c(t){return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}function f(t,n){var r=n[0],e=n[1],a=n[2],o=n[3],u=n[4],i=n[5],c=n[6],f=n[7],v=n[8],s=n[9],l=n[10],M=n[11],h=n[12],m=n[13],y=n[14],d=n[15],p=r*i-e*u,w=r*c-a*u,A=r*f-o*u,F=e*c-a*i,x=e*f-o*i,b=a*f-o*c,g=v*m-s*h,j=v*y-l*h,R=v*d-M*h,X=s*y-l*m,Z=s*d-M*m,k=l*d-M*y,q=p*k-w*Z+A*X+F*R-x*j+b*g;return q?(q=1/q,t[0]=(i*k-c*Z+f*X)*q,t[1]=(a*Z-e*k-o*X)*q,t[2]=(m*b-y*x+d*F)*q,t[3]=(l*x-s*b-M*F)*q,t[4]=(c*R-u*k-f*j)*q,t[5]=(r*k-a*R+o*j)*q,t[6]=(y*A-h*b-d*w)*q,t[7]=(v*b-l*A+M*w)*q,t[8]=(u*Z-i*R+f*g)*q,t[9]=(e*R-r*Z-o*g)*q,t[10]=(h*x-m*A+d*p)*q,t[11]=(s*A-v*x-M*p)*q,t[12]=(i*j-u*X-c*g)*q,t[13]=(r*X-e*j+a*g)*q,t[14]=(m*w-h*F-y*p)*q,t[15]=(v*F-s*w+l*p)*q,t):null}function v(t,n,r){var e=n[0],a=n[1],o=n[2],u=n[3],i=n[4],c=n[5],f=n[6],v=n[7],s=n[8],l=n[9],M=n[10],h=n[11],m=n[12],y=n[13],d=n[14],p=n[15],w=r[0],A=r[1],F=r[2],x=r[3];return t[0]=w*e+A*i+F*s+x*m,t[1]=w*a+A*c+F*l+x*y,t[2]=w*o+A*f+F*M+x*d,t[3]=w*u+A*v+F*h+x*p,w=r[4],A=r[5],F=r[6],x=r[7],t[4]=w*e+A*i+F*s+x*m,t[5]=w*a+A*c+F*l+x*y,t[6]=w*o+A*f+F*M+x*d,t[7]=w*u+A*v+F*h+x*p,w=r[8],A=r[9],F=r[10],x=r[11],t[8]=w*e+A*i+F*s+x*m,t[9]=w*a+A*c+F*l+x*y,t[10]=w*o+A*f+F*M+x*d,t[11]=w*u+A*v+F*h+x*p,w=r[12],A=r[13],F=r[14],x=r[15],t[12]=w*e+A*i+F*s+x*m,t[13]=w*a+A*c+F*l+x*y,t[14]=w*o+A*f+F*M+x*d,t[15]=w*u+A*v+F*h+x*p,t}function s(t,n,r){var e,a,o,u,i,c,f,v,s,l,M,h,m=r[0],y=r[1],d=r[2];return n===t?(t[12]=n[0]*m+n[4]*y+n[8]*d+n[12],t[13]=n[1]*m+n[5]*y+n[9]*d+n[13],t[14]=n[2]*m+n[6]*y+n[10]*d+n[14],t[15]=n[3]*m+n[7]*y+n[11]*d+n[15]):(e=n[0],a=n[1],o=n[2],u=n[3],i=n[4],c=n[5],f=n[6],v=n[7],s=n[8],l=n[9],M=n[10],h=n[11],t[0]=e,t[1]=a,t[2]=o,t[3]=u,t[4]=i,t[5]=c,t[6]=f,t[7]=v,t[8]=s,t[9]=l,t[10]=M,t[11]=h,t[12]=e*m+i*y+s*d+n[12],t[13]=a*m+c*y+l*d+n[13],t[14]=o*m+f*y+M*d+n[14],t[15]=u*m+v*y+h*d+n[15]),t}function l(t,n,r){var e=r[0],a=r[1],o=r[2];return t[0]=n[0]*e,t[1]=n[1]*e,t[2]=n[2]*e,t[3]=n[3]*e,t[4]=n[4]*a,t[5]=n[5]*a,t[6]=n[6]*a,t[7]=n[7]*a,t[8]=n[8]*o,t[9]=n[9]*o,t[10]=n[10]*o,t[11]=n[11]*o,t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],t}function M(t,n,r){var e=Math.sin(r),a=Math.cos(r),o=n[4],u=n[5],i=n[6],c=n[7],f=n[8],v=n[9],s=n[10],l=n[11];return n!==t&&(t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15]),t[4]=o*a+f*e,t[5]=u*a+v*e,t[6]=i*a+s*e,t[7]=c*a+l*e,t[8]=f*a-o*e,t[9]=v*a-u*e,t[10]=s*a-i*e,t[11]=l*a-c*e,t}function h(t,n,r){var e=Math.sin(r),a=Math.cos(r),o=n[0],u=n[1],i=n[2],c=n[3],f=n[4],v=n[5],s=n[6],l=n[7];return n!==t&&(t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15]),t[0]=o*a+f*e,t[1]=u*a+v*e,t[2]=i*a+s*e,t[3]=c*a+l*e,t[4]=f*a-o*e,t[5]=v*a-u*e,t[6]=s*a-i*e,t[7]=l*a-c*e,t}function m(t,n,r,e,a){var o=1/Math.tan(n/2),u=1/(e-a);return t[0]=o/r,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=o,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=(a+e)*u,t[11]=-1,t[12]=0,t[13]=0,t[14]=2*a*e*u,t[15]=0,t}function y(t,n,r,e,a,o,u){var i=1/(n-r),c=1/(e-a),f=1/(o-u);return t[0]=-2*i,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=-2*c,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=2*f,t[11]=0,t[12]=(n+r)*i,t[13]=(a+e)*c,t[14]=(u+o)*f,t[15]=1,t}(function(){var t=new Float32Array(3);t[0]=0,t[1]=0,t[2]=0})(),function(){var t=new Float32Array(4);t[0]=0,t[1]=0,t[2]=0,t[3]=0}();return{vec3:{transformMat3:t},vec4:{transformMat4:n},mat2:{create:r,rotate:e,scale:a},mat3:{create:o,fromRotation:u},mat4:{create:i,identity:c,translate:s,scale:l,multiply:v,perspective:m,rotateX:M,rotateZ:h,invert:f,ortho:y}}});
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!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):t.ShelfPack=e()}(this,function(){function t(t,e,i){i=i||{},this.w=t||64,this.h=e||64,this.autoResize=!!i.autoResize,this.shelves=[],this.freebins=[],this.stats={},this.bins={},this.maxId=0}function e(t,e,i){this.x=0,this.y=t,this.w=this.free=e,this.h=i}function i(t,e,i,s,h,n,r){this.id=t,this.x=e,this.y=i,this.w=s,this.h=h,this.maxw=n||s,this.maxh=r||h,this.refcount=0}return t.prototype.pack=function(t,e){t=[].concat(t),e=e||{};for(var i,s,h,n,r=[],f=0;f<t.length;f++)if(i=t[f].w||t[f].width,s=t[f].h||t[f].height,h=t[f].id,i&&s){if(!(n=this.packOne(i,s,h)))continue;e.inPlace&&(t[f].x=n.x,t[f].y=n.y,t[f].id=n.id),r.push(n)}if(this.shelves.length>0){for(var o=0,a=0,u=0;u<this.shelves.length;u++){var l=this.shelves[u];a+=l.h,o=Math.max(l.w-l.free,o)}this.resize(o,a)}return r},t.prototype.packOne=function(t,i,s){var h,n,r,f,o={freebin:-1,shelf:-1,waste:1/0},a=0;if("string"==typeof s||"number"==typeof s){if(h=this.getBin(s))return this.ref(h),h;"number"==typeof s&&(this.maxId=Math.max(s,this.maxId))}else s=++this.maxId;for(f=0;f<this.freebins.length;f++){if(h=this.freebins[f],i===h.maxh&&t===h.maxw)return this.allocFreebin(f,t,i,s);i>h.maxh||t>h.maxw||i<=h.maxh&&t<=h.maxw&&(r=h.maxw*h.maxh-t*i)<o.waste&&(o.waste=r,o.freebin=f)}for(f=0;f<this.shelves.length;f++)if(n=this.shelves[f],a+=n.h,!(t>n.free)){if(i===n.h)return this.allocShelf(f,t,i,s);i>n.h||i<n.h&&(r=(n.h-i)*t)<o.waste&&(o.freebin=-1,o.waste=r,o.shelf=f)}if(-1!==o.freebin)return this.allocFreebin(o.freebin,t,i,s);if(-1!==o.shelf)return this.allocShelf(o.shelf,t,i,s);if(i<=this.h-a&&t<=this.w)return n=new e(a,this.w,i),this.allocShelf(this.shelves.push(n)-1,t,i,s);if(this.autoResize){var u,l,c,p;return u=l=this.h,c=p=this.w,(c<=u||t>c)&&(p=2*Math.max(t,c)),(u<c||i>u)&&(l=2*Math.max(i,u)),this.resize(p,l),this.packOne(t,i,s)}return null},t.prototype.allocFreebin=function(t,e,i,s){var h=this.freebins.splice(t,1)[0];return h.id=s,h.w=e,h.h=i,h.refcount=0,this.bins[s]=h,this.ref(h),h},t.prototype.allocShelf=function(t,e,i,s){var h=this.shelves[t],n=h.alloc(e,i,s);return this.bins[s]=n,this.ref(n),n},t.prototype.getBin=function(t){return this.bins[t]},t.prototype.ref=function(t){if(1==++t.refcount){var e=t.h;this.stats[e]=1+(0|this.stats[e])}return t.refcount},t.prototype.unref=function(t){return 0===t.refcount?0:(0==--t.refcount&&(this.stats[t.h]--,delete this.bins[t.id],this.freebins.push(t)),t.refcount)},t.prototype.clear=function(){this.shelves=[],this.freebins=[],this.stats={},this.bins={},this.maxId=0},t.prototype.resize=function(t,e){this.w=t,this.h=e;for(var i=0;i<this.shelves.length;i++)this.shelves[i].resize(t);return!0},e.prototype.alloc=function(t,e,s){if(t>this.free||e>this.h)return null;var h=this.x;return this.x+=t,this.free-=t,new i(s,h,this.y,t,e,t,this.h)},e.prototype.resize=function(t){return this.free+=t-this.w,this.w=t,!0},t});
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"use strict";function TinySDF(t,i,s,e,h,r){this.fontSize=t||24,this.buffer=void 0===i?3:i,this.cutoff=e||.25,this.fontFamily=h||"sans-serif",this.fontWeight=r||"normal",this.radius=s||8;var a=this.size=this.fontSize+2*this.buffer;this.canvas=document.createElement("canvas"),this.canvas.width=this.canvas.height=a,this.ctx=this.canvas.getContext("2d"),this.ctx.font=this.fontWeight+" "+this.fontSize+"px "+this.fontFamily,this.ctx.textBaseline="middle",this.ctx.fillStyle="black",this.gridOuter=new Float64Array(a*a),this.gridInner=new Float64Array(a*a),this.f=new Float64Array(a),this.d=new Float64Array(a),this.z=new Float64Array(a+1),this.v=new Int16Array(a),this.middle=Math.round(a/2*(navigator.userAgent.indexOf("Gecko/")>=0?1.2:1))}function edt(t,i,s,e,h,r,a){for(var n=0;n<i;n++){for(var o=0;o<s;o++)e[o]=t[o*i+n];for(edt1d(e,h,r,a,s),o=0;o<s;o++)t[o*i+n]=h[o]}for(o=0;o<s;o++){for(n=0;n<i;n++)e[n]=t[o*i+n];for(edt1d(e,h,r,a,i),n=0;n<i;n++)t[o*i+n]=Math.sqrt(h[n])}}function edt1d(t,i,s,e,h){s[0]=0,e[0]=-INF,e[1]=+INF;for(var r=1,a=0;r<h;r++){for(var n=(t[r]+r*r-(t[s[a]]+s[a]*s[a]))/(2*r-2*s[a]);n<=e[a];)a--,n=(t[r]+r*r-(t[s[a]]+s[a]*s[a]))/(2*r-2*s[a]);a++,s[a]=r,e[a]=n,e[a+1]=+INF}for(r=0,a=0;r<h;r++){for(;e[a+1]<r;)a++;i[r]=(r-s[a])*(r-s[a])+t[s[a]]}}module.exports=TinySDF;var INF=1e20;TinySDF.prototype.draw=function(t){this.ctx.clearRect(0,0,this.size,this.size),this.ctx.fillText(t,this.buffer,this.middle);for(var i=this.ctx.getImageData(0,0,this.size,this.size),s=new Uint8ClampedArray(this.size*this.size),e=0;e<this.size*this.size;e++){var h=i.data[4*e+3]/255;this.gridOuter[e]=1===h?0:0===h?INF:Math.pow(Math.max(0,.5-h),2),this.gridInner[e]=1===h?INF:0===h?0:Math.pow(Math.max(0,h-.5),2)}for(edt(this.gridOuter,this.size,this.size,this.f,this.d,this.v,this.z),edt(this.gridInner,this.size,this.size,this.f,this.d,this.v,this.z),e=0;e<this.size*this.size;e++){var r=this.gridOuter[e]-this.gridInner[e];s[e]=Math.max(0,Math.min(255,Math.round(255-255*(r/this.radius+this.cutoff))))}return s};
},{}],4:[function(_dereq_,module,exports){
function UnitBezier(t,i,e,r){this.cx=3*t,this.bx=3*(e-t)-this.cx,this.ax=1-this.cx-this.bx,this.cy=3*i,this.by=3*(r-i)-this.cy,this.ay=1-this.cy-this.by,this.p1x=t,this.p1y=r,this.p2x=e,this.p2y=r}module.exports=UnitBezier,UnitBezier.prototype.sampleCurveX=function(t){return((this.ax*t+this.bx)*t+this.cx)*t},UnitBezier.prototype.sampleCurveY=function(t){return((this.ay*t+this.by)*t+this.cy)*t},UnitBezier.prototype.sampleCurveDerivativeX=function(t){return(3*this.ax*t+2*this.bx)*t+this.cx},UnitBezier.prototype.solveCurveX=function(t,i){void 0===i&&(i=1e-6);var e,r,s,h,n;for(s=t,n=0;n<8;n++){if(h=this.sampleCurveX(s)-t,Math.abs(h)<i)return s;var u=this.sampleCurveDerivativeX(s);if(Math.abs(u)<1e-6)break;s-=h/u}if(e=0,r=1,(s=t)<e)return e;if(s>r)return r;for(;e<r;){if(h=this.sampleCurveX(s),Math.abs(h-t)<i)return s;t>h?e=s:r=s,s=.5*(r-e)+e}return s},UnitBezier.prototype.solve=function(t,i){return this.sampleCurveY(this.solveCurveX(t,i))};
},{}],5:[function(_dereq_,module,exports){
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},{}],6:[function(_dereq_,module,exports){
function clamp_css_byte(e){return e=Math.round(e),e<0?0:e>255?255:e}function clamp_css_float(e){return e<0?0:e>1?1:e}function parse_css_int(e){return clamp_css_byte("%"===e[e.length-1]?parseFloat(e)/100*255:parseInt(e))}function parse_css_float(e){return clamp_css_float("%"===e[e.length-1]?parseFloat(e)/100:parseFloat(e))}function css_hue_to_rgb(e,r,l){return l<0?l+=1:l>1&&(l-=1),6*l<1?e+(r-e)*l*6:2*l<1?r:3*l<2?e+(r-e)*(2/3-l)*6:e}function parseCSSColor(e){var r=e.replace(/ /g,"").toLowerCase();if(r in kCSSColorTable)return kCSSColorTable[r].slice();if("#"===r[0]){if(4===r.length){var l=parseInt(r.substr(1),16);return l>=0&&l<=4095?[(3840&l)>>4|(3840&l)>>8,240&l|(240&l)>>4,15&l|(15&l)<<4,1]:null}if(7===r.length){var l=parseInt(r.substr(1),16);return l>=0&&l<=16777215?[(16711680&l)>>16,(65280&l)>>8,255&l,1]:null}return null}var a=r.indexOf("("),t=r.indexOf(")");if(-1!==a&&t+1===r.length){var n=r.substr(0,a),s=r.substr(a+1,t-(a+1)).split(","),o=1;switch(n){case"rgba":if(4!==s.length)return null;o=parse_css_float(s.pop());case"rgb":return 3!==s.length?null:[parse_css_int(s[0]),parse_css_int(s[1]),parse_css_int(s[2]),o];case"hsla":if(4!==s.length)return null;o=parse_css_float(s.pop());case"hsl":if(3!==s.length)return null;var i=(parseFloat(s[0])%360+360)%360/360,u=parse_css_float(s[1]),g=parse_css_float(s[2]),d=g<=.5?g*(u+1):g+u-g*u,c=2*g-d;return[clamp_css_byte(255*css_hue_to_rgb(c,d,i+1/3)),clamp_css_byte(255*css_hue_to_rgb(c,d,i)),clamp_css_byte(255*css_hue_to_rgb(c,d,i-1/3)),o];default:return null}}return null}var kCSSColorTable={transparent:[0,0,0,0],aliceblue:[240,248,255,1],antiquewhite:[250,235,215,1],aqua:[0,255,255,1],aquamarine:[127,255,212,1],azure:[240,255,255,1],beige:[245,245,220,1],bisque:[255,228,196,1],black:[0,0,0,1],blanchedalmond:[255,235,205,1],blue:[0,0,255,1],blueviolet:[138,43,226,1],brown:[165,42,42,1],burlywood:[222,184,135,1],cadetblue:[95,158,160,1],chartreuse:[127,255,0,1],chocolate:[210,105,30,1],coral:[255,127,80,1],cornflowerblue:[100,149,237,1],cornsilk:[255,248,220,1],crimson:[220,20,60,1],cyan:[0,255,255,1],darkblue:[0,0,139,1],darkcyan:[0,139,139,1],darkgoldenrod:[184,134,11,1],darkgray:[169,169,169,1],darkgreen:[0,100,0,1],darkgrey:[169,169,169,1],darkkhaki:[189,183,107,1],darkmagenta:[139,0,139,1],darkolivegreen:[85,107,47,1],darkorange:[255,140,0,1],darkorchid:[153,50,204,1],darkred:[139,0,0,1],darksalmon:[233,150,122,1],darkseagreen:[143,188,143,1],darkslateblue:[72,61,139,1],darkslategray:[47,79,79,1],darkslategrey:[47,79,79,1],darkturquoise:[0,206,209,1],darkviolet:[148,0,211,1],deeppink:[255,20,147,1],deepskyblue:[0,191,255,1],dimgray:[105,105,105,1],dimgrey:[105,105,105,1],dodgerblue:[30,144,255,1],firebrick:[178,34,34,1],floralwhite:[255,250,240,1],forestgreen:[34,139,34,1],fuchsia:[255,0,255,1],gainsboro:[220,220,220,1],ghostwhite:[248,248,255,1],gold:[255,215,0,1],goldenrod:[218,165,32,1],gray:[128,128,128,1],green:[0,128,0,1],greenyellow:[173,255,47,1],grey:[128,128,128,1],honeydew:[240,255,240,1],hotpink:[255,105,180,1],indianred:[205,92,92,1],indigo:[75,0,130,1],ivory:[255,255,240,1],khaki:[240,230,140,1],lavender:[230,230,250,1],lavenderblush:[255,240,245,1],lawngreen:[124,252,0,1],lemonchiffon:[255,250,205,1],lightblue:[173,216,230,1],lightcoral:[240,128,128,1],lightcyan:[224,255,255,1],lightgoldenrodyellow:[250,250,210,1],lightgray:[211,211,211,1],lightgreen:[144,238,144,1],lightgrey:[211,211,211,1],lightpink:[255,182,193,1],lightsalmon:[255,160,122,1],lightseagreen:[32,178,170,1],lightskyblue:[135,206,250,1],lightslategray:[119,136,153,1],lightslategrey:[119,136,153,1],lightsteelblue:[176,196,222,1],lightyellow:[255,255,224,1],lime:[0,255,0,1],limegreen:[50,205,50,1],linen:[250,240,230,1],magenta:[255,0,255,1],maroon:[128,0,0,1],mediumaquamarine:[102,205,170,1],mediumblue:[0,0,205,1],mediumorchid:[186,85,211,1],mediumpurple:[147,112,219,1],mediumseagreen:[60,179,113,1],mediumslateblue:[123,104,238,1],mediumspringgreen:[0,250,154,1],mediumturquoise:[72,209,204,1],mediumvioletred:[199,21,133,1],midnightblue:[25,25,112,1],mintcream:[245,255,250,1],mistyrose:[255,228,225,1],moccasin:[255,228,181,1],navajowhite:[255,222,173,1],navy:[0,0,128,1],oldlace:[253,245,230,1],olive:[128,128,0,1],olivedrab:[107,142,35,1],orange:[255,165,0,1],orangered:[255,69,0,1],orchid:[218,112,214,1],palegoldenrod:[238,232,170,1],palegreen:[152,251,152,1],paleturquoise:[175,238,238,1],palevioletred:[219,112,147,1],papayawhip:[255,239,213,1],peachpuff:[255,218,185,1],peru:[205,133,63,1],pink:[255,192,203,1],plum:[221,160,221,1],powderblue:[176,224,230,1],purple:[128,0,128,1],rebeccapurple:[102,51,153,1],red:[255,0,0,1],rosybrown:[188,143,143,1],royalblue:[65,105,225,1],saddlebrown:[139,69,19,1],salmon:[250,128,114,1],sandybrown:[244,164,96,1],seagreen:[46,139,87,1],seashell:[255,245,238,1],sienna:[160,82,45,1],silver:[192,192,192,1],skyblue:[135,206,235,1],slateblue:[106,90,205,1],slategray:[112,128,144,1],slategrey:[112,128,144,1],snow:[255,250,250,1],springgreen:[0,255,127,1],steelblue:[70,130,180,1],tan:[210,180,140,1],teal:[0,128,128,1],thistle:[216,191,216,1],tomato:[255,99,71,1],turquoise:[64,224,208,1],violet:[238,130,238,1],wheat:[245,222,179,1],white:[255,255,255,1],whitesmoke:[245,245,245,1],yellow:[255,255,0,1],yellowgreen:[154,205,50,1]};try{exports.parseCSSColor=parseCSSColor}catch(e){}
},{}],7:[function(_dereq_,module,exports){
"use strict";function earcut(e,n,r){r=r||2;var t=n&&n.length,i=t?n[0]*r:e.length,x=linkedList(e,0,i,r,!0),a=[];if(!x)return a;var o,l,u,s,v,f,y;if(t&&(x=eliminateHoles(e,n,x,r)),e.length>80*r){o=u=e[0],l=s=e[1];for(var d=r;d<i;d+=r)v=e[d],f=e[d+1],v<o&&(o=v),f<l&&(l=f),v>u&&(u=v),f>s&&(s=f);y=Math.max(u-o,s-l)}return earcutLinked(x,a,r,o,l,y),a}function linkedList(e,n,r,t,i){var x,a;if(i===signedArea(e,n,r,t)>0)for(x=n;x<r;x+=t)a=insertNode(x,e[x],e[x+1],a);else for(x=r-t;x>=n;x-=t)a=insertNode(x,e[x],e[x+1],a);return a&&equals(a,a.next)&&(removeNode(a),a=a.next),a}function filterPoints(e,n){if(!e)return e;n||(n=e);var r,t=e;do{if(r=!1,t.steiner||!equals(t,t.next)&&0!==area(t.prev,t,t.next))t=t.next;else{if(removeNode(t),(t=n=t.prev)===t.next)return null;r=!0}}while(r||t!==n);return n}function earcutLinked(e,n,r,t,i,x,a){if(e){!a&&x&&indexCurve(e,t,i,x);for(var o,l,u=e;e.prev!==e.next;)if(o=e.prev,l=e.next,x?isEarHashed(e,t,i,x):isEar(e))n.push(o.i/r),n.push(e.i/r),n.push(l.i/r),removeNode(e),e=l.next,u=l.next;else if((e=l)===u){a?1===a?(e=cureLocalIntersections(e,n,r),earcutLinked(e,n,r,t,i,x,2)):2===a&&splitEarcut(e,n,r,t,i,x):earcutLinked(filterPoints(e),n,r,t,i,x,1);break}}}function isEar(e){var n=e.prev,r=e,t=e.next;if(area(n,r,t)>=0)return!1;for(var i=e.next.next;i!==e.prev;){if(pointInTriangle(n.x,n.y,r.x,r.y,t.x,t.y,i.x,i.y)&&area(i.prev,i,i.next)>=0)return!1;i=i.next}return!0}function isEarHashed(e,n,r,t){var i=e.prev,x=e,a=e.next;if(area(i,x,a)>=0)return!1;for(var o=i.x<x.x?i.x<a.x?i.x:a.x:x.x<a.x?x.x:a.x,l=i.y<x.y?i.y<a.y?i.y:a.y:x.y<a.y?x.y:a.y,u=i.x>x.x?i.x>a.x?i.x:a.x:x.x>a.x?x.x:a.x,s=i.y>x.y?i.y>a.y?i.y:a.y:x.y>a.y?x.y:a.y,v=zOrder(o,l,n,r,t),f=zOrder(u,s,n,r,t),y=e.nextZ;y&&y.z<=f;){if(y!==e.prev&&y!==e.next&&pointInTriangle(i.x,i.y,x.x,x.y,a.x,a.y,y.x,y.y)&&area(y.prev,y,y.next)>=0)return!1;y=y.nextZ}for(y=e.prevZ;y&&y.z>=v;){if(y!==e.prev&&y!==e.next&&pointInTriangle(i.x,i.y,x.x,x.y,a.x,a.y,y.x,y.y)&&area(y.prev,y,y.next)>=0)return!1;y=y.prevZ}return!0}function cureLocalIntersections(e,n,r){var t=e;do{var i=t.prev,x=t.next.next;!equals(i,x)&&intersects(i,t,t.next,x)&&locallyInside(i,x)&&locallyInside(x,i)&&(n.push(i.i/r),n.push(t.i/r),n.push(x.i/r),removeNode(t),removeNode(t.next),t=e=x),t=t.next}while(t!==e);return t}function splitEarcut(e,n,r,t,i,x){var a=e;do{for(var o=a.next.next;o!==a.prev;){if(a.i!==o.i&&isValidDiagonal(a,o)){var l=splitPolygon(a,o);return a=filterPoints(a,a.next),l=filterPoints(l,l.next),earcutLinked(a,n,r,t,i,x),void earcutLinked(l,n,r,t,i,x)}o=o.next}a=a.next}while(a!==e)}function eliminateHoles(e,n,r,t){var i,x,a,o,l,u=[];for(i=0,x=n.length;i<x;i++)a=n[i]*t,o=i<x-1?n[i+1]*t:e.length,l=linkedList(e,a,o,t,!1),l===l.next&&(l.steiner=!0),u.push(getLeftmost(l));for(u.sort(compareX),i=0;i<u.length;i++)eliminateHole(u[i],r),r=filterPoints(r,r.next);return r}function compareX(e,n){return e.x-n.x}function eliminateHole(e,n){if(n=findHoleBridge(e,n)){var r=splitPolygon(n,e);filterPoints(r,r.next)}}function findHoleBridge(e,n){var r,t=n,i=e.x,x=e.y,a=-1/0;do{if(x<=t.y&&x>=t.next.y){var o=t.x+(x-t.y)*(t.next.x-t.x)/(t.next.y-t.y);if(o<=i&&o>a){if(a=o,o===i){if(x===t.y)return t;if(x===t.next.y)return t.next}r=t.x<t.next.x?t:t.next}}t=t.next}while(t!==n);if(!r)return null;if(i===a)return r.prev;var l,u=r,s=r.x,v=r.y,f=1/0;for(t=r.next;t!==u;)i>=t.x&&t.x>=s&&pointInTriangle(x<v?i:a,x,s,v,x<v?a:i,x,t.x,t.y)&&((l=Math.abs(x-t.y)/(i-t.x))<f||l===f&&t.x>r.x)&&locallyInside(t,e)&&(r=t,f=l),t=t.next;return r}function indexCurve(e,n,r,t){var i=e;do{null===i.z&&(i.z=zOrder(i.x,i.y,n,r,t)),i.prevZ=i.prev,i.nextZ=i.next,i=i.next}while(i!==e);i.prevZ.nextZ=null,i.prevZ=null,sortLinked(i)}function sortLinked(e){var n,r,t,i,x,a,o,l,u=1;do{for(r=e,e=null,x=null,a=0;r;){for(a++,t=r,o=0,n=0;n<u&&(o++,t=t.nextZ);n++);for(l=u;o>0||l>0&&t;)0===o?(i=t,t=t.nextZ,l--):0!==l&&t?r.z<=t.z?(i=r,r=r.nextZ,o--):(i=t,t=t.nextZ,l--):(i=r,r=r.nextZ,o--),x?x.nextZ=i:e=i,i.prevZ=x,x=i;r=t}x.nextZ=null,u*=2}while(a>1);return e}function zOrder(e,n,r,t,i){return e=32767*(e-r)/i,n=32767*(n-t)/i,e=16711935&(e|e<<8),e=252645135&(e|e<<4),e=858993459&(e|e<<2),e=1431655765&(e|e<<1),n=16711935&(n|n<<8),n=252645135&(n|n<<4),n=858993459&(n|n<<2),n=1431655765&(n|n<<1),e|n<<1}function getLeftmost(e){var n=e,r=e;do{n.x<r.x&&(r=n),n=n.next}while(n!==e);return r}function pointInTriangle(e,n,r,t,i,x,a,o){return(i-a)*(n-o)-(e-a)*(x-o)>=0&&(e-a)*(t-o)-(r-a)*(n-o)>=0&&(r-a)*(x-o)-(i-a)*(t-o)>=0}function isValidDiagonal(e,n){return e.next.i!==n.i&&e.prev.i!==n.i&&!intersectsPolygon(e,n)&&locallyInside(e,n)&&locallyInside(n,e)&&middleInside(e,n)}function area(e,n,r){return(n.y-e.y)*(r.x-n.x)-(n.x-e.x)*(r.y-n.y)}function equals(e,n){return e.x===n.x&&e.y===n.y}function intersects(e,n,r,t){return!!(equals(e,n)&&equals(r,t)||equals(e,t)&&equals(r,n))||area(e,n,r)>0!=area(e,n,t)>0&&area(r,t,e)>0!=area(r,t,n)>0}function intersectsPolygon(e,n){var r=e;do{if(r.i!==e.i&&r.next.i!==e.i&&r.i!==n.i&&r.next.i!==n.i&&intersects(r,r.next,e,n))return!0;r=r.next}while(r!==e);return!1}function locallyInside(e,n){return area(e.prev,e,e.next)<0?area(e,n,e.next)>=0&&area(e,e.prev,n)>=0:area(e,n,e.prev)<0||area(e,e.next,n)<0}function middleInside(e,n){var r=e,t=!1,i=(e.x+n.x)/2,x=(e.y+n.y)/2;do{r.y>x!=r.next.y>x&&i<(r.next.x-r.x)*(x-r.y)/(r.next.y-r.y)+r.x&&(t=!t),r=r.next}while(r!==e);return t}function splitPolygon(e,n){var r=new Node(e.i,e.x,e.y),t=new Node(n.i,n.x,n.y),i=e.next,x=n.prev;return e.next=n,n.prev=e,r.next=i,i.prev=r,t.next=r,r.prev=t,x.next=t,t.prev=x,t}function insertNode(e,n,r,t){var i=new Node(e,n,r);return t?(i.next=t.next,i.prev=t,t.next.prev=i,t.next=i):(i.prev=i,i.next=i),i}function removeNode(e){e.next.prev=e.prev,e.prev.next=e.next,e.prevZ&&(e.prevZ.nextZ=e.nextZ),e.nextZ&&(e.nextZ.prevZ=e.prevZ)}function Node(e,n,r){this.i=e,this.x=n,this.y=r,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}function signedArea(e,n,r,t){for(var i=0,x=n,a=r-t;x<r;x+=t)i+=(e[a]-e[x])*(e[x+1]+e[a+1]),a=x;return i}module.exports=earcut,earcut.deviation=function(e,n,r,t){var i=n&&n.length,x=i?n[0]*r:e.length,a=Math.abs(signedArea(e,0,x,r));if(i)for(var o=0,l=n.length;o<l;o++){var u=n[o]*r,s=o<l-1?n[o+1]*r:e.length;a-=Math.abs(signedArea(e,u,s,r))}var v=0;for(o=0;o<t.length;o+=3){var f=t[o]*r,y=t[o+1]*r,d=t[o+2]*r;v+=Math.abs((e[f]-e[d])*(e[y+1]-e[f+1])-(e[f]-e[y])*(e[d+1]-e[f+1]))}return 0===a&&0===v?0:Math.abs((v-a)/a)},earcut.flatten=function(e){for(var n=e[0][0].length,r={vertices:[],holes:[],dimensions:n},t=0,i=0;i<e.length;i++){for(var x=0;x<e[i].length;x++)for(var a=0;a<n;a++)r.vertices.push(e[i][x][a]);i>0&&(t+=e[i-1].length,r.holes.push(t))}return r};
},{}],8:[function(_dereq_,module,exports){
function sss(r){var e,t,s,n,u,a;switch(typeof r){case"object":if(null===r)return null;if(isArray(r)){for(s="[",t=r.length-1,e=0;e<t;e++)s+=sss(r[e])+",";return t>-1&&(s+=sss(r[e])),s+"]"}for(n=objKeys(r).sort(),t=n.length,s="{",u=n[e=0],a=t>0&&void 0!==r[u];e<t;)a?(s+='"'+u.replace(strReg,strReplace)+'":'+sss(r[u]),u=n[++e],(a=e<t&&void 0!==r[u])&&(s+=",")):(u=n[++e],a=e<t&&void 0!==r[u]);return s+"}";case"undefined":return null;case"string":return'"'+r.replace(strReg,strReplace)+'"';default:return r}}var toString={}.toString,isArray=Array.isArray||function(r){return"[object Array]"===toString.call(r)},objKeys=Object.keys||function(r){var e=[];for(var t in r)r.hasOwnProperty(t)&&e.push(t);return e},strReg=/[\u0000-\u001f"\\]/g,strReplace=function(r){var e=r.charCodeAt(0);switch(e){case 34:return'\\"';case 92:return"\\\\";case 12:return"\\f";case 10:return"\\n";case 13:return"\\r";case 9:return"\\t";case 8:return"\\b";default:return e>15?"\\u00"+e.toString(16):"\\u000"+e.toString(16)}};module.exports=function(r){if(void 0!==r)return""+sss(r)},module.exports.stringSearch=strReg,module.exports.stringReplace=strReplace;
},{}],9:[function(_dereq_,module,exports){
function geometry(r){if("Polygon"===r.type)return polygonArea(r.coordinates);if("MultiPolygon"===r.type){for(var e=0,n=0;n<r.coordinates.length;n++)e+=polygonArea(r.coordinates[n]);return e}return null}function polygonArea(r){var e=0;if(r&&r.length>0){e+=Math.abs(ringArea(r[0]));for(var n=1;n<r.length;n++)e-=Math.abs(ringArea(r[n]))}return e}function ringArea(r){var e=0;if(r.length>2){for(var n,t,o=0;o<r.length-1;o++)n=r[o],t=r[o+1],e+=rad(t[0]-n[0])*(2+Math.sin(rad(n[1]))+Math.sin(rad(t[1])));e=e*wgs84.RADIUS*wgs84.RADIUS/2}return e}function rad(r){return r*Math.PI/180}var wgs84=_dereq_("wgs84");module.exports.geometry=geometry,module.exports.ring=ringArea;
},{"wgs84":52}],10:[function(_dereq_,module,exports){
function rewind(r,e){switch(r&&r.type||null){case"FeatureCollection":return r.features=r.features.map(curryOuter(rewind,e)),r;case"Feature":return r.geometry=rewind(r.geometry,e),r;case"Polygon":case"MultiPolygon":return correct(r,e);default:return r}}function curryOuter(r,e){return function(n){return r(n,e)}}function correct(r,e){return"Polygon"===r.type?r.coordinates=correctRings(r.coordinates,e):"MultiPolygon"===r.type&&(r.coordinates=r.coordinates.map(curryOuter(correctRings,e))),r}function correctRings(r,e){e=!!e,r[0]=wind(r[0],!e);for(var n=1;n<r.length;n++)r[n]=wind(r[n],e);return r}function wind(r,e){return cw(r)===e?r:r.reverse()}function cw(r){return geojsonArea.ring(r)>=0}var geojsonArea=_dereq_("geojson-area");module.exports=rewind;
},{"geojson-area":9}],11:[function(_dereq_,module,exports){
"use strict";function clip(e,r,t,n,u,i,l,s){if(t/=r,n/=r,l>=t&&s<=n)return e;if(l>n||s<t)return null;for(var h=[],p=0;p<e.length;p++){var a,c,o=e[p],f=o.geometry,g=o.type;if(a=o.min[u],c=o.max[u],a>=t&&c<=n)h.push(o);else if(!(a>n||c<t)){var v=1===g?clipPoints(f,t,n,u):clipGeometry(f,t,n,u,i,3===g);v.length&&h.push(createFeature(o.tags,g,v,o.id))}}return h.length?h:null}function clipPoints(e,r,t,n){for(var u=[],i=0;i<e.length;i++){var l=e[i],s=l[n];s>=r&&s<=t&&u.push(l)}return u}function clipGeometry(e,r,t,n,u,i){for(var l=[],s=0;s<e.length;s++){var h,p,a,c=0,o=0,f=null,g=e[s],v=g.area,m=g.dist,w=g.outer,S=g.length,d=[];for(p=0;p<S-1;p++)h=f||g[p],f=g[p+1],c=o||h[n],o=f[n],c<r?o>t?(d.push(u(h,f,r),u(h,f,t)),i||(d=newSlice(l,d,v,m,w))):o>=r&&d.push(u(h,f,r)):c>t?o<r?(d.push(u(h,f,t),u(h,f,r)),i||(d=newSlice(l,d,v,m,w))):o<=t&&d.push(u(h,f,t)):(d.push(h),o<r?(d.push(u(h,f,r)),i||(d=newSlice(l,d,v,m,w))):o>t&&(d.push(u(h,f,t)),i||(d=newSlice(l,d,v,m,w))));h=g[S-1],c=h[n],c>=r&&c<=t&&d.push(h),a=d[d.length-1],i&&a&&(d[0][0]!==a[0]||d[0][1]!==a[1])&&d.push(d[0]),newSlice(l,d,v,m,w)}return l}function newSlice(e,r,t,n,u){return r.length&&(r.area=t,r.dist=n,void 0!==u&&(r.outer=u),e.push(r)),[]}module.exports=clip;var createFeature=_dereq_("./feature");
},{"./feature":13}],12:[function(_dereq_,module,exports){
"use strict";function convert(e,t){var r=[];if("FeatureCollection"===e.type)for(var o=0;o<e.features.length;o++)convertFeature(r,e.features[o],t);else"Feature"===e.type?convertFeature(r,e,t):convertFeature(r,{geometry:e},t);return r}function convertFeature(e,t,r){if(null!==t.geometry){var o,a,i,n,u=t.geometry,c=u.type,l=u.coordinates,s=t.properties,p=t.id;if("Point"===c)e.push(createFeature(s,1,[projectPoint(l)],p));else if("MultiPoint"===c)e.push(createFeature(s,1,project(l),p));else if("LineString"===c)e.push(createFeature(s,2,[project(l,r)],p));else if("MultiLineString"===c||"Polygon"===c){for(i=[],o=0;o<l.length;o++)n=project(l[o],r),"Polygon"===c&&(n.outer=0===o),i.push(n);e.push(createFeature(s,"Polygon"===c?3:2,i,p))}else if("MultiPolygon"===c){for(i=[],o=0;o<l.length;o++)for(a=0;a<l[o].length;a++)n=project(l[o][a],r),n.outer=0===a,i.push(n);e.push(createFeature(s,3,i,p))}else{if("GeometryCollection"!==c)throw new Error("Input data is not a valid GeoJSON object.");for(o=0;o<u.geometries.length;o++)convertFeature(e,{geometry:u.geometries[o],properties:s},r)}}}function project(e,t){for(var r=[],o=0;o<e.length;o++)r.push(projectPoint(e[o]));return t&&(simplify(r,t),calcSize(r)),r}function projectPoint(e){var t=Math.sin(e[1]*Math.PI/180),r=e[0]/360+.5,o=.5-.25*Math.log((1+t)/(1-t))/Math.PI;return o=o<0?0:o>1?1:o,[r,o,0]}function calcSize(e){for(var t,r,o=0,a=0,i=0;i<e.length-1;i++)t=r||e[i],r=e[i+1],o+=t[0]*r[1]-r[0]*t[1],a+=Math.abs(r[0]-t[0])+Math.abs(r[1]-t[1]);e.area=Math.abs(o/2),e.dist=a}module.exports=convert;var simplify=_dereq_("./simplify"),createFeature=_dereq_("./feature");
},{"./feature":13,"./simplify":15}],13:[function(_dereq_,module,exports){
"use strict";function createFeature(e,t,a,n){var r={id:n||null,type:t,geometry:a,tags:e||null,min:[1/0,1/0],max:[-1/0,-1/0]};return calcBBox(r),r}function calcBBox(e){var t=e.geometry,a=e.min,n=e.max;if(1===e.type)calcRingBBox(a,n,t);else for(var r=0;r<t.length;r++)calcRingBBox(a,n,t[r]);return e}function calcRingBBox(e,t,a){for(var n,r=0;r<a.length;r++)n=a[r],e[0]=Math.min(n[0],e[0]),t[0]=Math.max(n[0],t[0]),e[1]=Math.min(n[1],e[1]),t[1]=Math.max(n[1],t[1])}module.exports=createFeature;
},{}],14:[function(_dereq_,module,exports){
"use strict";function geojsonvt(e,t){return new GeoJSONVT(e,t)}function GeoJSONVT(e,t){t=this.options=extend(Object.create(this.options),t);var i=t.debug;i&&console.time("preprocess data");var o=1<<t.maxZoom,n=convert(e,t.tolerance/(o*t.extent));this.tiles={},this.tileCoords=[],i&&(console.timeEnd("preprocess data"),console.log("index: maxZoom: %d, maxPoints: %d",t.indexMaxZoom,t.indexMaxPoints),console.time("generate tiles"),this.stats={},this.total=0),n=wrap(n,t.buffer/t.extent,intersectX),n.length&&this.splitTile(n,0,0,0),i&&(n.length&&console.log("features: %d, points: %d",this.tiles[0].numFeatures,this.tiles[0].numPoints),console.timeEnd("generate tiles"),console.log("tiles generated:",this.total,JSON.stringify(this.stats)))}function toID(e,t,i){return 32*((1<<e)*i+t)+e}function intersectX(e,t,i){return[i,(i-e[0])*(t[1]-e[1])/(t[0]-e[0])+e[1],1]}function intersectY(e,t,i){return[(i-e[1])*(t[0]-e[0])/(t[1]-e[1])+e[0],i,1]}function extend(e,t){for(var i in t)e[i]=t[i];return e}function isClippedSquare(e,t,i){var o=e.source;if(1!==o.length)return!1;var n=o[0];if(3!==n.type||n.geometry.length>1)return!1;var r=n.geometry[0].length;if(5!==r)return!1;for(var s=0;s<r;s++){var l=transform.point(n.geometry[0][s],t,e.z2,e.x,e.y);if(l[0]!==-i&&l[0]!==t+i||l[1]!==-i&&l[1]!==t+i)return!1}return!0}module.exports=geojsonvt;var convert=_dereq_("./convert"),transform=_dereq_("./transform"),clip=_dereq_("./clip"),wrap=_dereq_("./wrap"),createTile=_dereq_("./tile");GeoJSONVT.prototype.options={maxZoom:14,indexMaxZoom:5,indexMaxPoints:1e5,solidChildren:!1,tolerance:3,extent:4096,buffer:64,debug:0},GeoJSONVT.prototype.splitTile=function(e,t,i,o,n,r,s){for(var l=[e,t,i,o],a=this.options,u=a.debug,c=null;l.length;){o=l.pop(),i=l.pop(),t=l.pop(),e=l.pop();var p=1<<t,d=toID(t,i,o),m=this.tiles[d],f=t===a.maxZoom?0:a.tolerance/(p*a.extent);if(!m&&(u>1&&console.time("creation"),m=this.tiles[d]=createTile(e,p,i,o,f,t===a.maxZoom),this.tileCoords.push({z:t,x:i,y:o}),u)){u>1&&(console.log("tile z%d-%d-%d (features: %d, points: %d, simplified: %d)",t,i,o,m.numFeatures,m.numPoints,m.numSimplified),console.timeEnd("creation"));var h="z"+t;this.stats[h]=(this.stats[h]||0)+1,this.total++}if(m.source=e,n){if(t===a.maxZoom||t===n)continue;var x=1<<n-t;if(i!==Math.floor(r/x)||o!==Math.floor(s/x))continue}else if(t===a.indexMaxZoom||m.numPoints<=a.indexMaxPoints)continue;if(a.solidChildren||!isClippedSquare(m,a.extent,a.buffer)){m.source=null,u>1&&console.time("clipping");var g,v,M,T,b,y,S=.5*a.buffer/a.extent,Z=.5-S,q=.5+S,w=1+S;g=v=M=T=null,b=clip(e,p,i-S,i+q,0,intersectX,m.min[0],m.max[0]),y=clip(e,p,i+Z,i+w,0,intersectX,m.min[0],m.max[0]),b&&(g=clip(b,p,o-S,o+q,1,intersectY,m.min[1],m.max[1]),v=clip(b,p,o+Z,o+w,1,intersectY,m.min[1],m.max[1])),y&&(M=clip(y,p,o-S,o+q,1,intersectY,m.min[1],m.max[1]),T=clip(y,p,o+Z,o+w,1,intersectY,m.min[1],m.max[1])),u>1&&console.timeEnd("clipping"),e.length&&(l.push(g||[],t+1,2*i,2*o),l.push(v||[],t+1,2*i,2*o+1),l.push(M||[],t+1,2*i+1,2*o),l.push(T||[],t+1,2*i+1,2*o+1))}else n&&(c=t)}return c},GeoJSONVT.prototype.getTile=function(e,t,i){var o=this.options,n=o.extent,r=o.debug,s=1<<e;t=(t%s+s)%s;var l=toID(e,t,i);if(this.tiles[l])return transform.tile(this.tiles[l],n);r>1&&console.log("drilling down to z%d-%d-%d",e,t,i);for(var a,u=e,c=t,p=i;!a&&u>0;)u--,c=Math.floor(c/2),p=Math.floor(p/2),a=this.tiles[toID(u,c,p)];if(!a||!a.source)return null;if(r>1&&console.log("found parent tile z%d-%d-%d",u,c,p),isClippedSquare(a,n,o.buffer))return transform.tile(a,n);r>1&&console.time("drilling down");var d=this.splitTile(a.source,u,c,p,e,t,i);if(r>1&&console.timeEnd("drilling down"),null!==d){var m=1<<e-d;l=toID(d,Math.floor(t/m),Math.floor(i/m))}return this.tiles[l]?transform.tile(this.tiles[l],n):null};
},{"./clip":11,"./convert":12,"./tile":16,"./transform":17,"./wrap":18}],15:[function(_dereq_,module,exports){
"use strict";function simplify(t,i){var e,p,r,s,o=i*i,f=t.length,u=0,n=f-1,g=[];for(t[u][2]=1,t[n][2]=1;n;){for(p=0,e=u+1;e<n;e++)(r=getSqSegDist(t[e],t[u],t[n]))>p&&(s=e,p=r);p>o?(t[s][2]=p,g.push(u),g.push(s),u=s):(n=g.pop(),u=g.pop())}}function getSqSegDist(t,i,e){var p=i[0],r=i[1],s=e[0],o=e[1],f=t[0],u=t[1],n=s-p,g=o-r;if(0!==n||0!==g){var l=((f-p)*n+(u-r)*g)/(n*n+g*g);l>1?(p=s,r=o):l>0&&(p+=n*l,r+=g*l)}return n=f-p,g=u-r,n*n+g*g}module.exports=simplify;
},{}],16:[function(_dereq_,module,exports){
"use strict";function createTile(e,n,r,i,t,u){for(var a={features:[],numPoints:0,numSimplified:0,numFeatures:0,source:null,x:r,y:i,z2:n,transformed:!1,min:[2,1],max:[-1,0]},m=0;m<e.length;m++){a.numFeatures++,addFeature(a,e[m],t,u);var s=e[m].min,l=e[m].max;s[0]<a.min[0]&&(a.min[0]=s[0]),s[1]<a.min[1]&&(a.min[1]=s[1]),l[0]>a.max[0]&&(a.max[0]=l[0]),l[1]>a.max[1]&&(a.max[1]=l[1])}return a}function addFeature(e,n,r,i){var t,u,a,m,s=n.geometry,l=n.type,o=[],f=r*r;if(1===l)for(t=0;t<s.length;t++)o.push(s[t]),e.numPoints++,e.numSimplified++;else for(t=0;t<s.length;t++)if(a=s[t],i||!(2===l&&a.dist<r||3===l&&a.area<f)){var d=[];for(u=0;u<a.length;u++)m=a[u],(i||m[2]>f)&&(d.push(m),e.numSimplified++),e.numPoints++;3===l&&rewind(d,a.outer),o.push(d)}else e.numPoints+=a.length;if(o.length){var g={geometry:o,type:l,tags:n.tags||null};null!==n.id&&(g.id=n.id),e.features.push(g)}}function rewind(e,n){signedArea(e)<0===n&&e.reverse()}function signedArea(e){for(var n,r,i=0,t=0,u=e.length,a=u-1;t<u;a=t++)n=e[t],r=e[a],i+=(r[0]-n[0])*(n[1]+r[1]);return i}module.exports=createTile;
},{}],17:[function(_dereq_,module,exports){
"use strict";function transformTile(r,t){if(r.transformed)return r;var n,e,o,f=r.z2,a=r.x,s=r.y;for(n=0;n<r.features.length;n++){var i=r.features[n],u=i.geometry;if(1===i.type)for(e=0;e<u.length;e++)u[e]=transformPoint(u[e],t,f,a,s);else for(e=0;e<u.length;e++){var m=u[e];for(o=0;o<m.length;o++)m[o]=transformPoint(m[o],t,f,a,s)}}return r.transformed=!0,r}function transformPoint(r,t,n,e,o){return[Math.round(t*(r[0]*n-e)),Math.round(t*(r[1]*n-o))]}exports.tile=transformTile,exports.point=transformPoint;
},{}],18:[function(_dereq_,module,exports){
"use strict";function wrap(r,e,t){var o=r,a=clip(r,1,-1-e,e,0,t,-1,2),s=clip(r,1,1-e,2+e,0,t,-1,2);return(a||s)&&(o=clip(r,1,-e,1+e,0,t,-1,2)||[],a&&(o=shiftFeatureCoords(a,1).concat(o)),s&&(o=o.concat(shiftFeatureCoords(s,-1)))),o}function shiftFeatureCoords(r,e){for(var t=[],o=0;o<r.length;o++){var a,s=r[o],i=s.type;if(1===i)a=shiftCoords(s.geometry,e);else{a=[];for(var u=0;u<s.geometry.length;u++)a.push(shiftCoords(s.geometry[u],e))}t.push(createFeature(s.tags,i,a,s.id))}return t}function shiftCoords(r,e){var t=[];t.area=r.area,t.dist=r.dist;for(var o=0;o<r.length;o++)t.push([r[o][0]+e,r[o][1],r[o][2]]);return t}var clip=_dereq_("./clip"),createFeature=_dereq_("./feature");module.exports=wrap;
},{"./clip":11,"./feature":13}],19:[function(_dereq_,module,exports){
"use strict";function GridIndex(t,r,e){var s=this.cells=[];if(t instanceof ArrayBuffer){this.arrayBuffer=t;var i=new Int32Array(this.arrayBuffer);t=i[0],r=i[1],e=i[2],this.d=r+2*e;for(var h=0;h<this.d*this.d;h++){var n=i[NUM_PARAMS+h],o=i[NUM_PARAMS+h+1];s.push(n===o?null:i.subarray(n,o))}var l=i[NUM_PARAMS+s.length],a=i[NUM_PARAMS+s.length+1];this.keys=i.subarray(l,a),this.bboxes=i.subarray(a),this.insert=this._insertReadonly}else{this.d=r+2*e;for(var d=0;d<this.d*this.d;d++)s.push([]);this.keys=[],this.bboxes=[]}this.n=r,this.extent=t,this.padding=e,this.scale=r/t,this.uid=0;var f=e/r*t;this.min=-f,this.max=t+f}module.exports=GridIndex;var NUM_PARAMS=3;GridIndex.prototype.insert=function(t,r,e,s,i){this._forEachCell(r,e,s,i,this._insertCell,this.uid++),this.keys.push(t),this.bboxes.push(r),this.bboxes.push(e),this.bboxes.push(s),this.bboxes.push(i)},GridIndex.prototype._insertReadonly=function(){throw"Cannot insert into a GridIndex created from an ArrayBuffer."},GridIndex.prototype._insertCell=function(t,r,e,s,i,h){this.cells[i].push(h)},GridIndex.prototype.query=function(t,r,e,s){var i=this.min,h=this.max;if(t<=i&&r<=i&&h<=e&&h<=s)return Array.prototype.slice.call(this.keys);var n=[],o={};return this._forEachCell(t,r,e,s,this._queryCell,n,o),n},GridIndex.prototype._queryCell=function(t,r,e,s,i,h,n){var o=this.cells[i];if(null!==o)for(var l=this.keys,a=this.bboxes,d=0;d<o.length;d++){var f=o[d];if(void 0===n[f]){var u=4*f;t<=a[u+2]&&r<=a[u+3]&&e>=a[u+0]&&s>=a[u+1]?(n[f]=!0,h.push(l[f])):n[f]=!1}}},GridIndex.prototype._forEachCell=function(t,r,e,s,i,h,n){for(var o=this._convertToCellCoord(t),l=this._convertToCellCoord(r),a=this._convertToCellCoord(e),d=this._convertToCellCoord(s),f=o;f<=a;f++)for(var u=l;u<=d;u++){var y=this.d*u+f;if(i.call(this,t,r,e,s,y,h,n))return}},GridIndex.prototype._convertToCellCoord=function(t){return Math.max(0,Math.min(this.d-1,Math.floor(t*this.scale)+this.padding))},GridIndex.prototype.toArrayBuffer=function(){if(this.arrayBuffer)return this.arrayBuffer;for(var t=this.cells,r=NUM_PARAMS+this.cells.length+1+1,e=0,s=0;s<this.cells.length;s++)e+=this.cells[s].length;var i=new Int32Array(r+e+this.keys.length+this.bboxes.length);i[0]=this.extent,i[1]=this.n,i[2]=this.padding;for(var h=r,n=0;n<t.length;n++){var o=t[n];i[NUM_PARAMS+n]=h,i.set(o,h),h+=o.length}return i[NUM_PARAMS+t.length]=h,i.set(this.keys,h),h+=this.keys.length,i[NUM_PARAMS+t.length+1]=h,i.set(this.bboxes,h),h+=this.bboxes.length,i.buffer};
},{}],20:[function(_dereq_,module,exports){
exports.read=function(a,o,t,r,h){var M,p,w=8*h-r-1,f=(1<<w)-1,e=f>>1,i=-7,N=t?h-1:0,n=t?-1:1,s=a[o+N];for(N+=n,M=s&(1<<-i)-1,s>>=-i,i+=w;i>0;M=256*M+a[o+N],N+=n,i-=8);for(p=M&(1<<-i)-1,M>>=-i,i+=r;i>0;p=256*p+a[o+N],N+=n,i-=8);if(0===M)M=1-e;else{if(M===f)return p?NaN:1/0*(s?-1:1);p+=Math.pow(2,r),M-=e}return(s?-1:1)*p*Math.pow(2,M-r)},exports.write=function(a,o,t,r,h,M){var p,w,f,e=8*M-h-1,i=(1<<e)-1,N=i>>1,n=23===h?Math.pow(2,-24)-Math.pow(2,-77):0,s=r?0:M-1,u=r?1:-1,l=o<0||0===o&&1/o<0?1:0;for(o=Math.abs(o),isNaN(o)||o===1/0?(w=isNaN(o)?1:0,p=i):(p=Math.floor(Math.log(o)/Math.LN2),o*(f=Math.pow(2,-p))<1&&(p--,f*=2),o+=p+N>=1?n/f:n*Math.pow(2,1-N),o*f>=2&&(p++,f/=2),p+N>=i?(w=0,p=i):p+N>=1?(w=(o*f-1)*Math.pow(2,h),p+=N):(w=o*Math.pow(2,N-1)*Math.pow(2,h),p=0));h>=8;a[t+s]=255&w,s+=u,w/=256,h-=8);for(p=p<<h|w,e+=h;e>0;a[t+s]=255&p,s+=u,p/=256,e-=8);a[t+s-u]|=128*l};
},{}],21:[function(_dereq_,module,exports){
"use strict";function kdbush(t,i,e,s,n){return new KDBush(t,i,e,s,n)}function KDBush(t,i,e,s,n){i=i||defaultGetX,e=e||defaultGetY,n=n||Array,this.nodeSize=s||64,this.points=t,this.ids=new n(t.length),this.coords=new n(2*t.length);for(var r=0;r<t.length;r++)this.ids[r]=r,this.coords[2*r]=i(t[r]),this.coords[2*r+1]=e(t[r]);sort(this.ids,this.coords,this.nodeSize,0,this.ids.length-1,0)}function defaultGetX(t){return t[0]}function defaultGetY(t){return t[1]}var sort=_dereq_("./sort"),range=_dereq_("./range"),within=_dereq_("./within");module.exports=kdbush,KDBush.prototype={range:function(t,i,e,s){return range(this.ids,this.coords,t,i,e,s,this.nodeSize)},within:function(t,i,e){return within(this.ids,this.coords,t,i,e,this.nodeSize)}};
},{"./range":22,"./sort":23,"./within":24}],22:[function(_dereq_,module,exports){
"use strict";function range(p,r,s,u,h,e,o){for(var a,t,n=[0,p.length-1,0],f=[];n.length;){var l=n.pop(),v=n.pop(),g=n.pop();if(v-g<=o)for(var i=g;i<=v;i++)a=r[2*i],t=r[2*i+1],a>=s&&a<=h&&t>=u&&t<=e&&f.push(p[i]);else{var c=Math.floor((g+v)/2);a=r[2*c],t=r[2*c+1],a>=s&&a<=h&&t>=u&&t<=e&&f.push(p[c]);var d=(l+1)%2;(0===l?s<=a:u<=t)&&(n.push(g),n.push(c-1),n.push(d)),(0===l?h>=a:e>=t)&&(n.push(c+1),n.push(v),n.push(d))}}return f}module.exports=range;
},{}],23:[function(_dereq_,module,exports){
"use strict";function sortKD(t,a,o,s,r,e){if(!(r-s<=o)){var f=Math.floor((s+r)/2);select(t,a,f,s,r,e%2),sortKD(t,a,o,s,f-1,e+1),sortKD(t,a,o,f+1,r,e+1)}}function select(t,a,o,s,r,e){for(;r>s;){if(r-s>600){var f=r-s+1,p=o-s+1,w=Math.log(f),m=.5*Math.exp(2*w/3),n=.5*Math.sqrt(w*m*(f-m)/f)*(p-f/2<0?-1:1);select(t,a,o,Math.max(s,Math.floor(o-p*m/f+n)),Math.min(r,Math.floor(o+(f-p)*m/f+n)),e)}var c=a[2*o+e],h=s,i=r;for(swapItem(t,a,s,o),a[2*r+e]>c&&swapItem(t,a,s,r);h<i;){for(swapItem(t,a,h,i),h++,i--;a[2*h+e]<c;)h++;for(;a[2*i+e]>c;)i--}a[2*s+e]===c?swapItem(t,a,s,i):(i++,swapItem(t,a,i,r)),i<=o&&(s=i+1),o<=i&&(r=i-1)}}function swapItem(t,a,o,s){swap(t,o,s),swap(a,2*o,2*s),swap(a,2*o+1,2*s+1)}function swap(t,a,o){var s=t[a];t[a]=t[o],t[o]=s}module.exports=sortKD;
},{}],24:[function(_dereq_,module,exports){
"use strict";function within(s,p,r,t,u,h){for(var i=[0,s.length-1,0],o=[],n=u*u;i.length;){var e=i.pop(),a=i.pop(),f=i.pop();if(a-f<=h)for(var v=f;v<=a;v++)sqDist(p[2*v],p[2*v+1],r,t)<=n&&o.push(s[v]);else{var l=Math.floor((f+a)/2),c=p[2*l],q=p[2*l+1];sqDist(c,q,r,t)<=n&&o.push(s[l]);var D=(e+1)%2;(0===e?r-u<=c:t-u<=q)&&(i.push(f),i.push(l-1),i.push(D)),(0===e?r+u>=c:t+u>=q)&&(i.push(l+1),i.push(a),i.push(D))}}return o}function sqDist(s,p,r,t){var u=s-r,h=p-t;return u*u+h*h}module.exports=within;
},{}],25:[function(_dereq_,module,exports){
function isObjectLike(r){return!!r&&"object"==typeof r}function arraySome(r,e){for(var a=-1,t=r.length;++a<t;)if(e(r[a],a,r))return!0;return!1}function baseIsEqual(r,e,a,t,o,n){return r===e||(null==r||null==e||!isObject(r)&&!isObjectLike(e)?r!==r&&e!==e:baseIsEqualDeep(r,e,baseIsEqual,a,t,o,n))}function baseIsEqualDeep(r,e,a,t,o,n,u){var c=isArray(r),s=isArray(e),i=arrayTag,g=arrayTag;c||(i=objToString.call(r),i==argsTag?i=objectTag:i!=objectTag&&(c=isTypedArray(r))),s||(g=objToString.call(e),g==argsTag?g=objectTag:g!=objectTag&&(s=isTypedArray(e)));var b=i==objectTag,l=g==objectTag,f=i==g;if(f&&!c&&!b)return equalByTag(r,e,i);if(!o){var y=b&&hasOwnProperty.call(r,"__wrapped__"),T=l&&hasOwnProperty.call(e,"__wrapped__");if(y||T)return a(y?r.value():r,T?e.value():e,t,o,n,u)}if(!f)return!1;n||(n=[]),u||(u=[]);for(var j=n.length;j--;)if(n[j]==r)return u[j]==e;n.push(r),u.push(e);var p=(c?equalArrays:equalObjects)(r,e,a,t,o,n,u);return n.pop(),u.pop(),p}function equalArrays(r,e,a,t,o,n,u){var c=-1,s=r.length,i=e.length;if(s!=i&&!(o&&i>s))return!1;for(;++c<s;){var g=r[c],b=e[c],l=t?t(o?b:g,o?g:b,c):void 0;if(void 0!==l){if(l)continue;return!1}if(o){if(!arraySome(e,function(r){return g===r||a(g,r,t,o,n,u)}))return!1}else if(g!==b&&!a(g,b,t,o,n,u))return!1}return!0}function equalByTag(r,e,a){switch(a){case boolTag:case dateTag:return+r==+e;case errorTag:return r.name==e.name&&r.message==e.message;case numberTag:return r!=+r?e!=+e:r==+e;case regexpTag:case stringTag:return r==e+""}return!1}function equalObjects(r,e,a,t,o,n,u){var c=keys(r),s=c.length;if(s!=keys(e).length&&!o)return!1;for(var i=s;i--;){var g=c[i];if(!(o?g in e:hasOwnProperty.call(e,g)))return!1}for(var b=o;++i<s;){g=c[i];var l=r[g],f=e[g],y=t?t(o?f:l,o?l:f,g):void 0;if(!(void 0===y?a(l,f,t,o,n,u):y))return!1;b||(b="constructor"==g)}if(!b){var T=r.constructor,j=e.constructor;if(T!=j&&"constructor"in r&&"constructor"in e&&!("function"==typeof T&&T instanceof T&&"function"==typeof j&&j instanceof j))return!1}return!0}function isObject(r){var e=typeof r;return!!r&&("object"==e||"function"==e)}var isArray=_dereq_("lodash.isarray"),isTypedArray=_dereq_("lodash.istypedarray"),keys=_dereq_("lodash.keys"),argsTag="[object Arguments]",arrayTag="[object Array]",boolTag="[object Boolean]",dateTag="[object Date]",errorTag="[object Error]",numberTag="[object Number]",objectTag="[object Object]",regexpTag="[object RegExp]",stringTag="[object String]",objectProto=Object.prototype,hasOwnProperty=objectProto.hasOwnProperty,objToString=objectProto.toString;module.exports=baseIsEqual;
},{"lodash.isarray":29,"lodash.istypedarray":31,"lodash.keys":32}],26:[function(_dereq_,module,exports){
function bindCallback(n,t,r){if("function"!=typeof n)return identity;if(void 0===t)return n;switch(r){case 1:return function(r){return n.call(t,r)};case 3:return function(r,e,u){return n.call(t,r,e,u)};case 4:return function(r,e,u,c){return n.call(t,r,e,u,c)};case 5:return function(r,e,u,c,i){return n.call(t,r,e,u,c,i)}}return function(){return n.apply(t,arguments)}}function identity(n){return n}module.exports=bindCallback;
},{}],27:[function(_dereq_,module,exports){
function isObjectLike(t){return!!t&&"object"==typeof t}function getNative(t,o){var e=null==t?void 0:t[o];return isNative(e)?e:void 0}function isFunction(t){return isObject(t)&&objToString.call(t)==funcTag}function isObject(t){var o=typeof t;return!!t&&("object"==o||"function"==o)}function isNative(t){return null!=t&&(isFunction(t)?reIsNative.test(fnToString.call(t)):isObjectLike(t)&&reIsHostCtor.test(t))}var funcTag="[object Function]",reIsHostCtor=/^\[object .+?Constructor\]$/,objectProto=Object.prototype,fnToString=Function.prototype.toString,hasOwnProperty=objectProto.hasOwnProperty,objToString=objectProto.toString,reIsNative=RegExp("^"+fnToString.call(hasOwnProperty).replace(/[\\^$.*+?()[\]{}|]/g,"\\$&").replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g,"$1.*?")+"$");module.exports=getNative;
},{}],28:[function(_dereq_,module,exports){
function isArguments(t){return isArrayLikeObject(t)&&hasOwnProperty.call(t,"callee")&&(!propertyIsEnumerable.call(t,"callee")||objectToString.call(t)==argsTag)}function isArrayLike(t){return null!=t&&isLength(t.length)&&!isFunction(t)}function isArrayLikeObject(t){return isObjectLike(t)&&isArrayLike(t)}function isFunction(t){var e=isObject(t)?objectToString.call(t):"";return e==funcTag||e==genTag}function isLength(t){return"number"==typeof t&&t>-1&&t%1==0&&t<=MAX_SAFE_INTEGER}function isObject(t){var e=typeof t;return!!t&&("object"==e||"function"==e)}function isObjectLike(t){return!!t&&"object"==typeof t}var MAX_SAFE_INTEGER=9007199254740991,argsTag="[object Arguments]",funcTag="[object Function]",genTag="[object GeneratorFunction]",objectProto=Object.prototype,hasOwnProperty=objectProto.hasOwnProperty,objectToString=objectProto.toString,propertyIsEnumerable=objectProto.propertyIsEnumerable;module.exports=isArguments;
},{}],29:[function(_dereq_,module,exports){
function isObjectLike(t){return!!t&&"object"==typeof t}function getNative(t,r){var e=null==t?void 0:t[r];return isNative(e)?e:void 0}function isLength(t){return"number"==typeof t&&t>-1&&t%1==0&&t<=MAX_SAFE_INTEGER}function isFunction(t){return isObject(t)&&objToString.call(t)==funcTag}function isObject(t){var r=typeof t;return!!t&&("object"==r||"function"==r)}function isNative(t){return null!=t&&(isFunction(t)?reIsNative.test(fnToString.call(t)):isObjectLike(t)&&reIsHostCtor.test(t))}var arrayTag="[object Array]",funcTag="[object Function]",reIsHostCtor=/^\[object .+?Constructor\]$/,objectProto=Object.prototype,fnToString=Function.prototype.toString,hasOwnProperty=objectProto.hasOwnProperty,objToString=objectProto.toString,reIsNative=RegExp("^"+fnToString.call(hasOwnProperty).replace(/[\\^$.*+?()[\]{}|]/g,"\\$&").replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g,"$1.*?")+"$"),nativeIsArray=getNative(Array,"isArray"),MAX_SAFE_INTEGER=9007199254740991,isArray=nativeIsArray||function(t){return isObjectLike(t)&&isLength(t.length)&&objToString.call(t)==arrayTag};mo