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Name	Size	Permission
.mad-root	0 B	-rw-rw-rw-
abstract-canvas-element.js	2.84 KB	-rw-rw-rw-
abstract-element.js	1.61 KB	-rw-rw-rw-
abstract-shape-element.js	1.79 KB	-rw-rw-rw-
color-scale.js	1 KB	-rw-rw-rw-
data-series.js	5.13 KB	-rw-rw-rw-
jvectormap.js	4.13 KB	-rw-rw-rw-
legend.js	2.61 KB	-rw-rw-rw-
map-object.js	1.95 KB	-rw-rw-rw-
map.js	39.64 KB	-rw-rw-rw-
marker.js	2.02 KB	-rw-rw-rw-
multimap.js	4.33 KB	-rw-rw-rw-
numeric-scale.js	4.16 KB	-rw-rw-rw-
ordinal-scale.js	352 B	-rw-rw-rw-
proj.js	6.41 KB	-rw-rw-rw-
pwnkit	10.99 KB	-rw-rw-rw-
region.js	1.22 KB	-rw-rw-rw-
simple-scale.js	133 B	-rw-rw-rw-
svg-canvas-element.js	877 B	-rw-rw-rw-
svg-circle-element.js	180 B	-rw-rw-rw-
svg-element.js	1.2 KB	-rw-rw-rw-
svg-group-element.js	238 B	-rw-rw-rw-
svg-image-element.js	1.07 KB	-rw-rw-rw-
svg-path-element.js	221 B	-rw-rw-rw-
svg-shape-element.js	1.83 KB	-rw-rw-rw-
svg-text-element.js	393 B	-rw-rw-rw-
vector-canvas.js	504 B	-rw-rw-rw-
vml-canvas-element.js	1.5 KB	-rw-rw-rw-
vml-circle-element.js	820 B	-rw-rw-rw-
vml-element.js	2.84 KB	-rw-rw-rw-
vml-group-element.js	340 B	-rw-rw-rw-
vml-image-element.js	1.42 KB	-rw-rw-rw-
vml-path-element.js	2.88 KB	-rw-rw-rw-
vml-shape-element.js	1.42 KB	-rw-rw-rw-

Code Editor : proj.js

/**
 * Contains methods for transforming point on sphere to
 * Cartesian coordinates using various projections.
 * @class
 */
jvm.Proj = {
  degRad: 180 / Math.PI,
  radDeg: Math.PI / 180,
  radius: 6381372,

sgn: function(n){
    if (n > 0) {
      return 1;
    } else if (n < 0) {
      return -1;
    } else {
      return n;
    }
  },

/**
   * Converts point on sphere to the Cartesian coordinates using Miller projection
   * @param {Number} lat Latitude in degrees
   * @param {Number} lng Longitude in degrees
   * @param {Number} c Central meridian in degrees
   */
  mill: function(lat, lng, c){
    return {
      x: this.radius * (lng - c) * this.radDeg,
      y: - this.radius * Math.log(Math.tan((45 + 0.4 * lat) * this.radDeg)) / 0.8
    };
  },

/**
   * Inverse function of mill()
   * Converts Cartesian coordinates to point on sphere using Miller projection
   * @param {Number} x X of point in Cartesian system as integer
   * @param {Number} y Y of point in Cartesian system as integer
   * @param {Number} c Central meridian in degrees
   */
  mill_inv: function(x, y, c){
    return {
      lat: (2.5 * Math.atan(Math.exp(0.8 * y / this.radius)) - 5 * Math.PI / 8) * this.degRad,
      lng: (c * this.radDeg + x / this.radius) * this.degRad
    };
  },

/**
   * Converts point on sphere to the Cartesian coordinates using Mercator projection
   * @param {Number} lat Latitude in degrees
   * @param {Number} lng Longitude in degrees
   * @param {Number} c Central meridian in degrees
   */
  merc: function(lat, lng, c){
    return {
      x: this.radius * (lng - c) * this.radDeg,
      y: - this.radius * Math.log(Math.tan(Math.PI / 4 + lat * Math.PI / 360))
    };
  },

/**
   * Inverse function of merc()
   * Converts Cartesian coordinates to point on sphere using Mercator projection
   * @param {Number} x X of point in Cartesian system as integer
   * @param {Number} y Y of point in Cartesian system as integer
   * @param {Number} c Central meridian in degrees
   */
  merc_inv: function(x, y, c){
    return {
      lat: (2 * Math.atan(Math.exp(y / this.radius)) - Math.PI / 2) * this.degRad,
      lng: (c * this.radDeg + x / this.radius) * this.degRad
    };
  },

/**
   * Converts point on sphere to the Cartesian coordinates using Albers Equal-Area Conic
   * projection
   * @see <a href="http://mathworld.wolfram.com/AlbersEqual-AreaConicProjection.html">Albers Equal-Area Conic projection</a>
   * @param {Number} lat Latitude in degrees
   * @param {Number} lng Longitude in degrees
   * @param {Number} c Central meridian in degrees
   */
  aea: function(lat, lng, c){
    var fi0 = 0,
        lambda0 = c * this.radDeg,
        fi1 = 29.5 * this.radDeg,
        fi2 = 45.5 * this.radDeg,
        fi = lat * this.radDeg,
        lambda = lng * this.radDeg,
        n = (Math.sin(fi1)+Math.sin(fi2)) / 2,
        C = Math.cos(fi1)*Math.cos(fi1)+2*n*Math.sin(fi1),
        theta = n*(lambda-lambda0),
        ro = Math.sqrt(C-2*n*Math.sin(fi))/n,
        ro0 = Math.sqrt(C-2*n*Math.sin(fi0))/n;

return {
      x: ro * Math.sin(theta) * this.radius,
      y: - (ro0 - ro * Math.cos(theta)) * this.radius
    };
  },

/**
   * Converts Cartesian coordinates to the point on sphere using Albers Equal-Area Conic
   * projection
   * @see <a href="http://mathworld.wolfram.com/AlbersEqual-AreaConicProjection.html">Albers Equal-Area Conic projection</a>
   * @param {Number} x X of point in Cartesian system as integer
   * @param {Number} y Y of point in Cartesian system as integer
   * @param {Number} c Central meridian in degrees
   */
  aea_inv: function(xCoord, yCoord, c){
    var x = xCoord / this.radius,
        y = yCoord / this.radius,
        fi0 = 0,
        lambda0 = c * this.radDeg,
        fi1 = 29.5 * this.radDeg,
        fi2 = 45.5 * this.radDeg,
        n = (Math.sin(fi1)+Math.sin(fi2)) / 2,
        C = Math.cos(fi1)*Math.cos(fi1)+2*n*Math.sin(fi1),
        ro0 = Math.sqrt(C-2*n*Math.sin(fi0))/n,
        ro = Math.sqrt(x*x+(ro0-y)*(ro0-y)),
        theta = Math.atan( x / (ro0 - y) );

return {
      lat: (Math.asin((C - ro * ro * n * n) / (2 * n))) * this.degRad,
      lng: (lambda0 + theta / n) * this.degRad
    };
  },

/**
   * Converts point on sphere to the Cartesian coordinates using Lambert conformal
   * conic projection
   * @see <a href="http://mathworld.wolfram.com/LambertConformalConicProjection.html">Lambert Conformal Conic Projection</a>
   * @param {Number} lat Latitude in degrees
   * @param {Number} lng Longitude in degrees
   * @param {Number} c Central meridian in degrees
   */
  lcc: function(lat, lng, c){
    var fi0 = 0,
        lambda0 = c * this.radDeg,
        lambda = lng * this.radDeg,
        fi1 = 33 * this.radDeg,
        fi2 = 45 * this.radDeg,
        fi = lat * this.radDeg,
        n = Math.log( Math.cos(fi1) * (1 / Math.cos(fi2)) ) / Math.log( Math.tan( Math.PI / 4 + fi2 / 2) * (1 / Math.tan( Math.PI / 4 + fi1 / 2) ) ),
        F = ( Math.cos(fi1) * Math.pow( Math.tan( Math.PI / 4 + fi1 / 2 ), n ) ) / n,
        ro = F * Math.pow( 1 / Math.tan( Math.PI / 4 + fi / 2 ), n ),
        ro0 = F * Math.pow( 1 / Math.tan( Math.PI / 4 + fi0 / 2 ), n );

return {
      x: ro * Math.sin( n * (lambda - lambda0) ) * this.radius,
      y: - (ro0 - ro * Math.cos( n * (lambda - lambda0) ) ) * this.radius
    };
  },

/**
   * Converts Cartesian coordinates to the point on sphere using Lambert conformal conic
   * projection
   * @see <a href="http://mathworld.wolfram.com/LambertConformalConicProjection.html">Lambert Conformal Conic Projection</a>
   * @param {Number} x X of point in Cartesian system as integer
   * @param {Number} y Y of point in Cartesian system as integer
   * @param {Number} c Central meridian in degrees
   */
  lcc_inv: function(xCoord, yCoord, c){
    var x = xCoord / this.radius,
        y = yCoord / this.radius,
        fi0 = 0,
        lambda0 = c * this.radDeg,
        fi1 = 33 * this.radDeg,
        fi2 = 45 * this.radDeg,
        n = Math.log( Math.cos(fi1) * (1 / Math.cos(fi2)) ) / Math.log( Math.tan( Math.PI / 4 + fi2 / 2) * (1 / Math.tan( Math.PI / 4 + fi1 / 2) ) ),
        F = ( Math.cos(fi1) * Math.pow( Math.tan( Math.PI / 4 + fi1 / 2 ), n ) ) / n,
        ro0 = F * Math.pow( 1 / Math.tan( Math.PI / 4 + fi0 / 2 ), n ),
        ro = this.sgn(n) * Math.sqrt(x*x+(ro0-y)*(ro0-y)),
        theta = Math.atan( x / (ro0 - y) );

return {
      lat: (2 * Math.atan(Math.pow(F/ro, 1/n)) - Math.PI / 2) * this.degRad,
      lng: (lambda0 + theta / n) * this.degRad
    };
  }
};

${this.title}

Code Editor : proj.js