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Filename : jquery.vmap.js
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/*!
 * JQVMap: jQuery Vector Map Library
 * @author JQVMap <me@peterschmalfeldt.com>
 * @version 1.5.1
 * @link http://jqvmap.com
 * @license https://github.com/manifestinteractive/jqvmap/blob/master/LICENSE
 * @builddate 2016/06/02
 */

var VectorCanvas = function (width, height, params) {
  this.mode = window.SVGAngle ? 'svg' : 'vml';
  this.params = params;

  if (this.mode === 'svg') {
    this.createSvgNode = function (nodeName) {
      return document.createElementNS(this.svgns, nodeName);
    };
  } else {
    try {
      if (!document.namespaces.rvml) {
        document.namespaces.add('rvml', 'urn:schemas-microsoft-com:vml');
      }
      this.createVmlNode = function (tagName) {
        return document.createElement('<rvml:' + tagName + ' class="rvml">');
      };
    } catch (e) {
      this.createVmlNode = function (tagName) {
        return document.createElement('<' + tagName + ' xmlns="urn:schemas-microsoft.com:vml" class="rvml">');
      };
    }

    document.createStyleSheet().addRule('.rvml', 'behavior:url(#default#VML)');
  }

  if (this.mode === 'svg') {
    this.canvas = this.createSvgNode('svg');
  } else {
    this.canvas = this.createVmlNode('group');
    this.canvas.style.position = 'absolute';
  }

  this.setSize(width, height);
};

VectorCanvas.prototype = {
  svgns: 'http://www.w3.org/2000/svg',
  mode: 'svg',
  width: 0,
  height: 0,
  canvas: null
};

var ColorScale = function (colors, normalizeFunction, minValue, maxValue) {
  if (colors) {
    this.setColors(colors);
  }
  if (normalizeFunction) {
    this.setNormalizeFunction(normalizeFunction);
  }
  if (minValue) {
    this.setMin(minValue);
  }
  if (minValue) {
    this.setMax(maxValue);
  }
};

ColorScale.prototype = {
  colors: []
};

var JQVMap = function (params) {
  params = params || {};
  var map = this;
  var mapData = JQVMap.maps[params.map];
  var mapPins;

  if( !mapData){
    throw new Error('Invalid "' + params.map + '" map parameter. Please make sure you have loaded this map file in your HTML.');
  }

  this.selectedRegions = [];
  this.multiSelectRegion = params.multiSelectRegion;

  this.container = params.container;

  this.defaultWidth = mapData.width;
  this.defaultHeight = mapData.height;

  this.color = params.color;
  this.selectedColor = params.selectedColor;
  this.hoverColor = params.hoverColor;
  this.hoverColors = params.hoverColors;
  this.hoverOpacity = params.hoverOpacity;
  this.setBackgroundColor(params.backgroundColor);

  this.width = params.container.width();
  this.height = params.container.height();

  this.resize();

  jQuery(window).resize(function () {
    var newWidth = params.container.width();
    var newHeight = params.container.height();

    if(newWidth && newHeight){
      map.width = newWidth;
      map.height = newHeight;
      map.resize();
      map.canvas.setSize(map.width, map.height);
      map.applyTransform();

      var resizeEvent = jQuery.Event('resize.jqvmap');
      jQuery(params.container).trigger(resizeEvent, [newWidth, newHeight]);

      if(mapPins){
        jQuery('.jqvmap-pin').remove();
        map.pinHandlers = false;
        map.placePins(mapPins.pins, mapPins.mode);
      }
    }
  });

  this.canvas = new VectorCanvas(this.width, this.height, params);
  params.container.append(this.canvas.canvas);

  this.makeDraggable();

  this.rootGroup = this.canvas.createGroup(true);

  this.index = JQVMap.mapIndex;
  this.label = jQuery('<div/>').addClass('jqvmap-label').appendTo(jQuery('body')).hide();

  if (params.enableZoom) {
    jQuery('<div/>').addClass('jqvmap-zoomin').text('+').appendTo(params.container);
    jQuery('<div/>').addClass('jqvmap-zoomout').html('&#x2212;').appendTo(params.container);
  }

  map.countries = [];

  for (var key in mapData.paths) {
    var path = this.canvas.createPath({
      path: mapData.paths[key].path
    });

    path.setFill(this.color);
    path.id = map.getCountryId(key);
    map.countries[key] = path;

    if (this.canvas.mode === 'svg') {
      path.setAttribute('class', 'jqvmap-region');
    } else {
      jQuery(path).addClass('jqvmap-region');
    }

    jQuery(this.rootGroup).append(path);
  }

  jQuery(params.container).delegate(this.canvas.mode === 'svg' ? 'path' : 'shape', 'mouseover mouseout', function (e) {
    var containerPath = e.target,
      code = e.target.id.split('_').pop(),
      labelShowEvent = jQuery.Event('labelShow.jqvmap'),
      regionMouseOverEvent = jQuery.Event('regionMouseOver.jqvmap');

    code = code.toLowerCase();

    if (e.type === 'mouseover') {
      jQuery(params.container).trigger(regionMouseOverEvent, [code, mapData.paths[code].name]);
      if (!regionMouseOverEvent.isDefaultPrevented()) {
        map.highlight(code, containerPath);
      }
      if (params.showTooltip) {
        map.label.text(mapData.paths[code].name);
        jQuery(params.container).trigger(labelShowEvent, [map.label, code]);

        if (!labelShowEvent.isDefaultPrevented()) {
          map.label.show();
          map.labelWidth = map.label.width();
          map.labelHeight = map.label.height();
        }
      }
    } else {
      map.unhighlight(code, containerPath);

      map.label.hide();
      jQuery(params.container).trigger('regionMouseOut.jqvmap', [code, mapData.paths[code].name]);
    }
  });

  jQuery(params.container).delegate(this.canvas.mode === 'svg' ? 'path' : 'shape', 'click', function (regionClickEvent) {

    var targetPath = regionClickEvent.target;
    var code = regionClickEvent.target.id.split('_').pop();
    var mapClickEvent = jQuery.Event('regionClick.jqvmap');

    code = code.toLowerCase();

    jQuery(params.container).trigger(mapClickEvent, [code, mapData.paths[code].name]);

    if ( !params.multiSelectRegion && !mapClickEvent.isDefaultPrevented()) {
      for (var keyPath in mapData.paths) {
        map.countries[keyPath].currentFillColor = map.countries[keyPath].getOriginalFill();
        map.countries[keyPath].setFill(map.countries[keyPath].getOriginalFill());
      }
    }

    if ( !mapClickEvent.isDefaultPrevented()) {
      if (map.isSelected(code)) {
        map.deselect(code, targetPath);
      } else {
        map.select(code, targetPath);
      }
    }
  });

  if (params.showTooltip) {
    params.container.mousemove(function (e) {
      if (map.label.is(':visible')) {
        var left = e.pageX - 15 - map.labelWidth;
        var top = e.pageY - 15 - map.labelHeight;

        if(left < 0) {
          left = e.pageX + 15;
        }
        if(top < 0) {
          top = e.pageY + 15;
        }

        map.label.css({
          left: left,
          top: top
        });
      }
    });
  }

  this.setColors(params.colors);

  this.canvas.canvas.appendChild(this.rootGroup);

  this.applyTransform();

  this.colorScale = new ColorScale(params.scaleColors, params.normalizeFunction, params.valueMin, params.valueMax);

  if (params.values) {
    this.values = params.values;
    this.setValues(params.values);
  }

  if (params.selectedRegions) {
    if (params.selectedRegions instanceof Array) {
      for(var k in params.selectedRegions) {
        this.select(params.selectedRegions[k].toLowerCase());
      }
    } else {
      this.select(params.selectedRegions.toLowerCase());
    }
  }

  this.bindZoomButtons();

  if(params.pins) {
    mapPins = {
      pins: params.pins,
      mode: params.pinMode
    };

    this.pinHandlers = false;
    this.placePins(params.pins, params.pinMode);
  }

  if(params.showLabels){
    this.pinHandlers = false;

    var pins = {};
    for (key in map.countries){
      if (typeof map.countries[key] !== 'function') {
        if( !params.pins || !params.pins[key] ){
          pins[key] = key.toUpperCase();
        }
      }
    }

    mapPins = {
      pins: pins,
      mode: 'content'
    };

    this.placePins(pins, 'content');
  }

  JQVMap.mapIndex++;
};

JQVMap.prototype = {
  transX: 0,
  transY: 0,
  scale: 1,
  baseTransX: 0,
  baseTransY: 0,
  baseScale: 1,
  width: 0,
  height: 0,
  countries: {},
  countriesColors: {},
  countriesData: {},
  zoomStep: 1.4,
  zoomMaxStep: 4,
  zoomCurStep: 1
};

JQVMap.xlink = 'http://www.w3.org/1999/xlink';
JQVMap.mapIndex = 1;
JQVMap.maps = {};

(function(){

  var apiParams = {
    colors: 1,
    values: 1,
    backgroundColor: 1,
    scaleColors: 1,
    normalizeFunction: 1,
    enableZoom: 1,
    showTooltip: 1,
    borderColor: 1,
    borderWidth: 1,
    borderOpacity: 1,
    selectedRegions: 1,
    multiSelectRegion: 1
  };

  var apiEvents = {
    onLabelShow: 'labelShow',
    onLoad: 'load',
    onRegionOver: 'regionMouseOver',
    onRegionOut: 'regionMouseOut',
    onRegionClick: 'regionClick',
    onRegionSelect: 'regionSelect',
    onRegionDeselect: 'regionDeselect',
    onResize: 'resize'
  };

  jQuery.fn.vectorMap = function (options) {

    var defaultParams = {
      map: 'world_en',
      backgroundColor: '#a5bfdd',
      color: '#f4f3f0',
      hoverColor: '#c9dfaf',
      hoverColors: {},
      selectedColor: '#c9dfaf',
      scaleColors: ['#b6d6ff', '#005ace'],
      normalizeFunction: 'linear',
      enableZoom: true,
      showTooltip: true,
      borderColor: '#818181',
      borderWidth: 1,
      borderOpacity: 0.25,
      selectedRegions: null,
      multiSelectRegion: false
    }, map = this.data('mapObject');

    if (options === 'addMap') {
      JQVMap.maps[arguments[1]] = arguments[2];
    } else if (options === 'set' && apiParams[arguments[1]]) {
      map['set' + arguments[1].charAt(0).toUpperCase() + arguments[1].substr(1)].apply(map, Array.prototype.slice.call(arguments, 2));
    } else if (typeof options === 'string' &&
      typeof map[options] === 'function') {
      return map[options].apply(map, Array.prototype.slice.call(arguments, 1));
    } else {
      jQuery.extend(defaultParams, options);
      defaultParams.container = this;
      this.css({ position: 'relative', overflow: 'hidden' });

      map = new JQVMap(defaultParams);

      this.data('mapObject', map);

      this.unbind('.jqvmap');

      for (var e in apiEvents) {
        if (defaultParams[e]) {
          this.bind(apiEvents[e] + '.jqvmap', defaultParams[e]);
        }
      }

      var loadEvent = jQuery.Event('load.jqvmap');
      jQuery(defaultParams.container).trigger(loadEvent, map);

      return map;
    }
  };

})(jQuery);

ColorScale.arrayToRgb = function (ar) {
  var rgb = '#';
  var d;
  for (var i = 0; i < ar.length; i++) {
    d = ar[i].toString(16);
    rgb += d.length === 1 ? '0' + d : d;
  }
  return rgb;
};

ColorScale.prototype.getColor = function (value) {
  if (typeof this.normalize === 'function') {
    value = this.normalize(value);
  }

  var lengthes = [];
  var fullLength = 0;
  var l;

  for (var i = 0; i < this.colors.length - 1; i++) {
    l = this.vectorLength(this.vectorSubtract(this.colors[i + 1], this.colors[i]));
    lengthes.push(l);
    fullLength += l;
  }

  var c = (this.maxValue - this.minValue) / fullLength;

  for (i = 0; i < lengthes.length; i++) {
    lengthes[i] *= c;
  }

  i = 0;
  value -= this.minValue;

  while (value - lengthes[i] >= 0) {
    value -= lengthes[i];
    i++;
  }

  var color;
  if (i === this.colors.length - 1) {
    color = this.vectorToNum(this.colors[i]).toString(16);
  } else {
    color = (this.vectorToNum(this.vectorAdd(this.colors[i], this.vectorMult(this.vectorSubtract(this.colors[i + 1], this.colors[i]), (value) / (lengthes[i]))))).toString(16);
  }

  while (color.length < 6) {
    color = '0' + color;
  }
  return '#' + color;
};

ColorScale.rgbToArray = function (rgb) {
  rgb = rgb.substr(1);
  return [parseInt(rgb.substr(0, 2), 16), parseInt(rgb.substr(2, 2), 16), parseInt(rgb.substr(4, 2), 16)];
};

ColorScale.prototype.setColors = function (colors) {
  for (var i = 0; i < colors.length; i++) {
    colors[i] = ColorScale.rgbToArray(colors[i]);
  }
  this.colors = colors;
};

ColorScale.prototype.setMax = function (max) {
  this.clearMaxValue = max;
  if (typeof this.normalize === 'function') {
    this.maxValue = this.normalize(max);
  } else {
    this.maxValue = max;
  }
};

ColorScale.prototype.setMin = function (min) {
  this.clearMinValue = min;

  if (typeof this.normalize === 'function') {
    this.minValue = this.normalize(min);
  } else {
    this.minValue = min;
  }
};

ColorScale.prototype.setNormalizeFunction = function (f) {
  if (f === 'polynomial') {
    this.normalize = function (value) {
      return Math.pow(value, 0.2);
    };
  } else if (f === 'linear') {
    delete this.normalize;
  } else {
    this.normalize = f;
  }
  this.setMin(this.clearMinValue);
  this.setMax(this.clearMaxValue);
};

ColorScale.prototype.vectorAdd = function (vector1, vector2) {
  var vector = [];
  for (var i = 0; i < vector1.length; i++) {
    vector[i] = vector1[i] + vector2[i];
  }
  return vector;
};

ColorScale.prototype.vectorLength = function (vector) {
  var result = 0;
  for (var i = 0; i < vector.length; i++) {
    result += vector[i] * vector[i];
  }
  return Math.sqrt(result);
};

ColorScale.prototype.vectorMult = function (vector, num) {
  var result = [];
  for (var i = 0; i < vector.length; i++) {
    result[i] = vector[i] * num;
  }
  return result;
};

ColorScale.prototype.vectorSubtract = function (vector1, vector2) {
  var vector = [];
  for (var i = 0; i < vector1.length; i++) {
    vector[i] = vector1[i] - vector2[i];
  }
  return vector;
};

ColorScale.prototype.vectorToNum = function (vector) {
  var num = 0;
  for (var i = 0; i < vector.length; i++) {
    num += Math.round(vector[i]) * Math.pow(256, vector.length - i - 1);
  }
  return num;
};

JQVMap.prototype.applyTransform = function () {
  var maxTransX, maxTransY, minTransX, minTransY;
  if (this.defaultWidth * this.scale <= this.width) {
    maxTransX = (this.width - this.defaultWidth * this.scale) / (2 * this.scale);
    minTransX = (this.width - this.defaultWidth * this.scale) / (2 * this.scale);
  } else {
    maxTransX = 0;
    minTransX = (this.width - this.defaultWidth * this.scale) / this.scale;
  }

  if (this.defaultHeight * this.scale <= this.height) {
    maxTransY = (this.height - this.defaultHeight * this.scale) / (2 * this.scale);
    minTransY = (this.height - this.defaultHeight * this.scale) / (2 * this.scale);
  } else {
    maxTransY = 0;
    minTransY = (this.height - this.defaultHeight * this.scale) / this.scale;
  }

  if (this.transY > maxTransY) {
    this.transY = maxTransY;
  } else if (this.transY < minTransY) {
    this.transY = minTransY;
  }
  if (this.transX > maxTransX) {
    this.transX = maxTransX;
  } else if (this.transX < minTransX) {
    this.transX = minTransX;
  }

  this.canvas.applyTransformParams(this.scale, this.transX, this.transY);
};

JQVMap.prototype.bindZoomButtons = function () {
  var map = this;
  this.container.find('.jqvmap-zoomin').click(function(){
    map.zoomIn();
  });
  this.container.find('.jqvmap-zoomout').click(function(){
    map.zoomOut();
  });
};

JQVMap.prototype.deselect = function (cc, path) {
  cc = cc.toLowerCase();
  path = path || jQuery('#' + this.getCountryId(cc))[0];

  if (this.isSelected(cc)) {
    this.selectedRegions.splice(this.selectIndex(cc), 1);

    jQuery(this.container).trigger('regionDeselect.jqvmap', [cc]);
    path.currentFillColor = path.getOriginalFill();
    path.setFill(path.getOriginalFill());
  } else {
    for (var key in this.countries) {
      this.selectedRegions.splice(this.selectedRegions.indexOf(key), 1);
      this.countries[key].currentFillColor = this.color;
      this.countries[key].setFill(this.color);
    }
  }
};

JQVMap.prototype.getCountryId = function (cc) {
  return 'jqvmap' + this.index + '_' + cc;
};

JQVMap.prototype.getPin = function(cc){
  var pinObj = jQuery('#' + this.getPinId(cc));
  return pinObj.html();
};

JQVMap.prototype.getPinId = function (cc) {
  return this.getCountryId(cc) + '_pin';
};

JQVMap.prototype.getPins = function(){
  var pins = this.container.find('.jqvmap-pin');
  var ret = {};
  jQuery.each(pins, function(index, pinObj){
    pinObj = jQuery(pinObj);
    var cc = pinObj.attr('for').toLowerCase();
    var pinContent = pinObj.html();
    ret[cc] = pinContent;
  });
  return JSON.stringify(ret);
};

JQVMap.prototype.highlight = function (cc, path) {
  path = path || jQuery('#' + this.getCountryId(cc))[0];
  if (this.hoverOpacity) {
    path.setOpacity(this.hoverOpacity);
  } else if (this.hoverColors && (cc in this.hoverColors)) {
    path.currentFillColor = path.getFill() + '';
    path.setFill(this.hoverColors[cc]);
  } else if (this.hoverColor) {
    path.currentFillColor = path.getFill() + '';
    path.setFill(this.hoverColor);
  }
};

JQVMap.prototype.isSelected = function(cc) {
  return this.selectIndex(cc) >= 0;
};

JQVMap.prototype.makeDraggable = function () {
  var mouseDown = false;
  var oldPageX, oldPageY;
  var self = this;

  self.isMoving = false;
  self.isMovingTimeout = false;

  var lastTouchCount;
  var touchCenterX;
  var touchCenterY;
  var touchStartDistance;
  var touchStartScale;
  var touchX;
  var touchY;

  this.container.mousemove(function (e) {

    if (mouseDown) {
      self.transX -= (oldPageX - e.pageX) / self.scale;
      self.transY -= (oldPageY - e.pageY) / self.scale;

      self.applyTransform();

      oldPageX = e.pageX;
      oldPageY = e.pageY;

      self.isMoving = true;
      if (self.isMovingTimeout) {
        clearTimeout(self.isMovingTimeout);
      }

      self.container.trigger('drag');
    }

    return false;

  }).mousedown(function (e) {

    mouseDown = true;
    oldPageX = e.pageX;
    oldPageY = e.pageY;

    return false;

  }).mouseup(function () {

    mouseDown = false;

    clearTimeout(self.isMovingTimeout);
    self.isMovingTimeout = setTimeout(function () {
      self.isMoving = false;
    }, 100);

    return false;

  }).mouseout(function () {

    if(mouseDown && self.isMoving){

      clearTimeout(self.isMovingTimeout);
      self.isMovingTimeout = setTimeout(function () {
        mouseDown = false;
        self.isMoving = false;
      }, 100);

      return false;
    }
  });

  jQuery(this.container).bind('touchmove', function (e) {

    var offset;
    var scale;
    var touches = e.originalEvent.touches;
    var transformXOld;
    var transformYOld;

    if (touches.length === 1) {
      if (lastTouchCount === 1) {

        if(touchX === touches[0].pageX && touchY === touches[0].pageY){
          return;
        }

        transformXOld = self.transX;
        transformYOld = self.transY;

        self.transX -= (touchX - touches[0].pageX) / self.scale;
        self.transY -= (touchY - touches[0].pageY) / self.scale;

        self.applyTransform();

        if (transformXOld !== self.transX || transformYOld !== self.transY) {
          e.preventDefault();
        }

        self.isMoving = true;
        if (self.isMovingTimeout) {
          clearTimeout(self.isMovingTimeout);
        }
      }

      touchX = touches[0].pageX;
      touchY = touches[0].pageY;

    } else if (touches.length === 2) {

      if (lastTouchCount === 2) {
        scale = Math.sqrt(
            Math.pow(touches[0].pageX - touches[1].pageX, 2) +
            Math.pow(touches[0].pageY - touches[1].pageY, 2)
          ) / touchStartDistance;

        self.setScale(
          touchStartScale * scale,
          touchCenterX,
          touchCenterY
        );

        e.preventDefault();

      } else {

        offset = jQuery(self.container).offset();
        if (touches[0].pageX > touches[1].pageX) {
          touchCenterX = touches[1].pageX + (touches[0].pageX - touches[1].pageX) / 2;
        } else {
          touchCenterX = touches[0].pageX + (touches[1].pageX - touches[0].pageX) / 2;
        }

        if (touches[0].pageY > touches[1].pageY) {
          touchCenterY = touches[1].pageY + (touches[0].pageY - touches[1].pageY) / 2;
        } else {
          touchCenterY = touches[0].pageY + (touches[1].pageY - touches[0].pageY) / 2;
        }

        touchCenterX -= offset.left;
        touchCenterY -= offset.top;
        touchStartScale = self.scale;

        touchStartDistance = Math.sqrt(
          Math.pow(touches[0].pageX - touches[1].pageX, 2) +
          Math.pow(touches[0].pageY - touches[1].pageY, 2)
        );
      }
    }

    lastTouchCount = touches.length;
  });

  jQuery(this.container).bind('touchstart', function () {
    lastTouchCount = 0;
  });

  jQuery(this.container).bind('touchend', function () {
    lastTouchCount = 0;
  });
};

JQVMap.prototype.placePins = function(pins, pinMode){
  var map = this;

  if(!pinMode || (pinMode !== 'content' && pinMode !== 'id')) {
    pinMode = 'content';
  }

  if(pinMode === 'content') {//treat pin as content
    jQuery.each(pins, function(index, pin){
      if(jQuery('#' + map.getCountryId(index)).length === 0){
        return;
      }

      var pinIndex = map.getPinId(index);
      var $pin = jQuery('#' + pinIndex);
      if($pin.length > 0){
        $pin.remove();
      }
      map.container.append('<div id="' + pinIndex + '" for="' + index + '" class="jqvmap-pin" style="position:absolute">' + pin + '</div>');
    });
  } else { //treat pin as id of an html content
    jQuery.each(pins, function(index, pin){
      if(jQuery('#' + map.getCountryId(index)).length === 0){
        return;
      }
      var pinIndex = map.getPinId(index);
      var $pin = jQuery('#' + pinIndex);
      if($pin.length > 0){
        $pin.remove();
      }
      map.container.append('<div id="' + pinIndex + '" for="' + index + '" class="jqvmap-pin" style="position:absolute"></div>');
      $pin.append(jQuery('#' + pin));
    });
  }

  this.positionPins();
  if(!this.pinHandlers){
    this.pinHandlers = true;
    var positionFix = function(){
      map.positionPins();
    };
    this.container.bind('zoomIn', positionFix)
      .bind('zoomOut', positionFix)
      .bind('drag', positionFix);
  }
};

JQVMap.prototype.positionPins = function(){
  var map = this;
  var pins = this.container.find('.jqvmap-pin');
  jQuery.each(pins, function(index, pinObj){
    pinObj = jQuery(pinObj);
    var countryId = map.getCountryId(pinObj.attr('for').toLowerCase());
    var countryObj = jQuery('#' + countryId);
    var bbox = countryObj[0].getBBox();

    var scale = map.scale;
    var rootCoords = map.canvas.rootGroup.getBoundingClientRect();
    var mapCoords = map.container[0].getBoundingClientRect();
    var coords = {
      left: rootCoords.left - mapCoords.left,
      top: rootCoords.top - mapCoords.top
    };

    var middleX = (bbox.x * scale) + ((bbox.width * scale) / 2);
    var middleY = (bbox.y * scale) + ((bbox.height * scale) / 2);

    pinObj.css({
      left: coords.left + middleX - (pinObj.width() / 2),
      top: coords.top + middleY - (pinObj.height() / 2)
    });
  });
};

JQVMap.prototype.removePin = function(cc) {
  cc = cc.toLowerCase();
  jQuery('#' + this.getPinId(cc)).remove();
};

JQVMap.prototype.removePins = function(){
  this.container.find('.jqvmap-pin').remove();
};

JQVMap.prototype.reset = function () {
  for (var key in this.countries) {
    this.countries[key].setFill(this.color);
  }
  this.scale = this.baseScale;
  this.transX = this.baseTransX;
  this.transY = this.baseTransY;
  this.applyTransform();
  this.zoomCurStep = 1;
};

JQVMap.prototype.resize = function () {
  var curBaseScale = this.baseScale;
  if (this.width / this.height > this.defaultWidth / this.defaultHeight) {
    this.baseScale = this.height / this.defaultHeight;
    this.baseTransX = Math.abs(this.width - this.defaultWidth * this.baseScale) / (2 * this.baseScale);
  } else {
    this.baseScale = this.width / this.defaultWidth;
    this.baseTransY = Math.abs(this.height - this.defaultHeight * this.baseScale) / (2 * this.baseScale);
  }
  this.scale *= this.baseScale / curBaseScale;
  this.transX *= this.baseScale / curBaseScale;
  this.transY *= this.baseScale / curBaseScale;
};

JQVMap.prototype.select = function (cc, path) {
  cc = cc.toLowerCase();
  path = path || jQuery('#' + this.getCountryId(cc))[0];

  if (!this.isSelected(cc)) {
    if (this.multiSelectRegion) {
      this.selectedRegions.push(cc);
    } else {
      this.selectedRegions = [cc];
    }

    jQuery(this.container).trigger('regionSelect.jqvmap', [cc]);
    if (this.selectedColor && path) {
      path.currentFillColor = this.selectedColor;
      path.setFill(this.selectedColor);
    }
  }
};

JQVMap.prototype.selectIndex = function (cc) {
  cc = cc.toLowerCase();
  for (var i = 0; i < this.selectedRegions.length; i++) {
    if (cc === this.selectedRegions[i]) {
      return i;
    }
  }
  return -1;
};

JQVMap.prototype.setBackgroundColor = function (backgroundColor) {
  this.container.css('background-color', backgroundColor);
};

JQVMap.prototype.setColors = function (key, color) {
  if (typeof key === 'string') {
    this.countries[key].setFill(color);
    this.countries[key].setAttribute('original', color);
  } else {
    var colors = key;

    for (var code in colors) {
      if (this.countries[code]) {
        this.countries[code].setFill(colors[code]);
        this.countries[code].setAttribute('original', colors[code]);
      }
    }
  }
};

JQVMap.prototype.setNormalizeFunction = function (f) {
  this.colorScale.setNormalizeFunction(f);

  if (this.values) {
    this.setValues(this.values);
  }
};

JQVMap.prototype.setScale = function (scale) {
  this.scale = scale;
  this.applyTransform();
};

JQVMap.prototype.setScaleColors = function (colors) {
  this.colorScale.setColors(colors);

  if (this.values) {
    this.setValues(this.values);
  }
};

JQVMap.prototype.setValues = function (values) {
  var max = 0,
    min = Number.MAX_VALUE,
    val;

  for (var cc in values) {
    cc = cc.toLowerCase();
    val = parseFloat(values[cc]);

    if (isNaN(val)) {
      continue;
    }
    if (val > max) {
      max = values[cc];
    }
    if (val < min) {
      min = val;
    }
  }

  if (min === max) {
    max++;
  }

  this.colorScale.setMin(min);
  this.colorScale.setMax(max);

  var colors = {};
  for (cc in values) {
    cc = cc.toLowerCase();
    val = parseFloat(values[cc]);
    colors[cc] = isNaN(val) ? this.color : this.colorScale.getColor(val);
  }
  this.setColors(colors);
  this.values = values;
};

JQVMap.prototype.unhighlight = function (cc, path) {
  cc = cc.toLowerCase();
  path = path || jQuery('#' + this.getCountryId(cc))[0];
  path.setOpacity(1);
  if (path.currentFillColor) {
    path.setFill(path.currentFillColor);
  }
};

JQVMap.prototype.zoomIn = function () {
  var map = this;
  var sliderDelta = (jQuery('#zoom').innerHeight() - 6 * 2 - 15 * 2 - 3 * 2 - 7 - 6) / (this.zoomMaxStep - this.zoomCurStep);

  if (map.zoomCurStep < map.zoomMaxStep) {
    map.transX -= (map.width / map.scale - map.width / (map.scale * map.zoomStep)) / 2;
    map.transY -= (map.height / map.scale - map.height / (map.scale * map.zoomStep)) / 2;
    map.setScale(map.scale * map.zoomStep);
    map.zoomCurStep++;

    var $slider = jQuery('#zoomSlider');

    $slider.css('top', parseInt($slider.css('top'), 10) - sliderDelta);

    map.container.trigger('zoomIn');
  }
};

JQVMap.prototype.zoomOut = function () {
  var map = this;
  var sliderDelta = (jQuery('#zoom').innerHeight() - 6 * 2 - 15 * 2 - 3 * 2 - 7 - 6) / (this.zoomMaxStep - this.zoomCurStep);

  if (map.zoomCurStep > 1) {
    map.transX += (map.width / (map.scale / map.zoomStep) - map.width / map.scale) / 2;
    map.transY += (map.height / (map.scale / map.zoomStep) - map.height / map.scale) / 2;
    map.setScale(map.scale / map.zoomStep);
    map.zoomCurStep--;

    var $slider = jQuery('#zoomSlider');

    $slider.css('top', parseInt($slider.css('top'), 10) + sliderDelta);

    map.container.trigger('zoomOut');
  }
};

VectorCanvas.prototype.applyTransformParams = function (scale, transX, transY) {
  if (this.mode === 'svg') {
    this.rootGroup.setAttribute('transform', 'scale(' + scale + ') translate(' + transX + ', ' + transY + ')');
  } else {
    this.rootGroup.coordorigin = (this.width - transX) + ',' + (this.height - transY);
    this.rootGroup.coordsize = this.width / scale + ',' + this.height / scale;
  }
};

VectorCanvas.prototype.createGroup = function (isRoot) {
  var node;
  if (this.mode === 'svg') {
    node = this.createSvgNode('g');
  } else {
    node = this.createVmlNode('group');
    node.style.width = this.width + 'px';
    node.style.height = this.height + 'px';
    node.style.left = '0px';
    node.style.top = '0px';
    node.coordorigin = '0 0';
    node.coordsize = this.width + ' ' + this.height;
  }

  if (isRoot) {
    this.rootGroup = node;
  }
  return node;
};

VectorCanvas.prototype.createPath = function (config) {
  var node;
  if (this.mode === 'svg') {
    node = this.createSvgNode('path');
    node.setAttribute('d', config.path);

    if (this.params.borderColor !== null) {
      node.setAttribute('stroke', this.params.borderColor);
    }
    if (this.params.borderWidth > 0) {
      node.setAttribute('stroke-width', this.params.borderWidth);
      node.setAttribute('stroke-linecap', 'round');
      node.setAttribute('stroke-linejoin', 'round');
    }
    if (this.params.borderOpacity > 0) {
      node.setAttribute('stroke-opacity', this.params.borderOpacity);
    }

    node.setFill = function (color) {
      this.setAttribute('fill', color);
      if (this.getAttribute('original') === null) {
        this.setAttribute('original', color);
      }
    };

    node.getFill = function () {
      return this.getAttribute('fill');
    };

    node.getOriginalFill = function () {
      return this.getAttribute('original');
    };

    node.setOpacity = function (opacity) {
      this.setAttribute('fill-opacity', opacity);
    };
  } else {
    node = this.createVmlNode('shape');
    node.coordorigin = '0 0';
    node.coordsize = this.width + ' ' + this.height;
    node.style.width = this.width + 'px';
    node.style.height = this.height + 'px';
    node.fillcolor = JQVMap.defaultFillColor;
    node.stroked = false;
    node.path = VectorCanvas.pathSvgToVml(config.path);

    var scale = this.createVmlNode('skew');
    scale.on = true;
    scale.matrix = '0.01,0,0,0.01,0,0';
    scale.offset = '0,0';

    node.appendChild(scale);

    var fill = this.createVmlNode('fill');
    node.appendChild(fill);

    node.setFill = function (color) {
      this.getElementsByTagName('fill')[0].color = color;
      if (this.getAttribute('original') === null) {
        this.setAttribute('original', color);
      }
    };

    node.getFill = function () {
      return this.getElementsByTagName('fill')[0].color;
    };
    node.getOriginalFill = function () {
      return this.getAttribute('original');
    };
    node.setOpacity = function (opacity) {
      this.getElementsByTagName('fill')[0].opacity = parseInt(opacity * 100, 10) + '%';
    };
  }
  return node;
};

VectorCanvas.prototype.pathSvgToVml = function (path) {
  var result = '';
  var cx = 0, cy = 0, ctrlx, ctrly;

  return path.replace(/([MmLlHhVvCcSs])((?:-?(?:\d+)?(?:\.\d+)?,?\s?)+)/g, function (segment, letter, coords) {
    coords = coords.replace(/(\d)-/g, '$1,-').replace(/\s+/g, ',').split(',');
    if (!coords[0]) {
      coords.shift();
    }

    for (var i = 0, l = coords.length; i < l; i++) {
      coords[i] = Math.round(100 * coords[i]);
    }

    switch (letter) {
      case 'm':
        cx += coords[0];
        cy += coords[1];
        result = 't' + coords.join(',');
        break;

      case 'M':
        cx = coords[0];
        cy = coords[1];
        result = 'm' + coords.join(',');
        break;

      case 'l':
        cx += coords[0];
        cy += coords[1];
        result = 'r' + coords.join(',');
        break;

      case 'L':
        cx = coords[0];
        cy = coords[1];
        result = 'l' + coords.join(',');
        break;

      case 'h':
        cx += coords[0];
        result = 'r' + coords[0] + ',0';
        break;

      case 'H':
        cx = coords[0];
        result = 'l' + cx + ',' + cy;
        break;

      case 'v':
        cy += coords[0];
        result = 'r0,' + coords[0];
        break;

      case 'V':
        cy = coords[0];
        result = 'l' + cx + ',' + cy;
        break;

      case 'c':
        ctrlx = cx + coords[coords.length - 4];
        ctrly = cy + coords[coords.length - 3];
        cx += coords[coords.length - 2];
        cy += coords[coords.length - 1];
        result = 'v' + coords.join(',');
        break;

      case 'C':
        ctrlx = coords[coords.length - 4];
        ctrly = coords[coords.length - 3];
        cx = coords[coords.length - 2];
        cy = coords[coords.length - 1];
        result = 'c' + coords.join(',');
        break;

      case 's':
        coords.unshift(cy - ctrly);
        coords.unshift(cx - ctrlx);
        ctrlx = cx + coords[coords.length - 4];
        ctrly = cy + coords[coords.length - 3];
        cx += coords[coords.length - 2];
        cy += coords[coords.length - 1];
        result = 'v' + coords.join(',');
        break;

      case 'S':
        coords.unshift(cy + cy - ctrly);
        coords.unshift(cx + cx - ctrlx);
        ctrlx = coords[coords.length - 4];
        ctrly = coords[coords.length - 3];
        cx = coords[coords.length - 2];
        cy = coords[coords.length - 1];
        result = 'c' + coords.join(',');
        break;

      default:
        break;
    }

    return result;

  }).replace(/z/g, '');
};

VectorCanvas.prototype.setSize = function (width, height) {
  if (this.mode === 'svg') {
    this.canvas.setAttribute('width', width);
    this.canvas.setAttribute('height', height);
  } else {
    this.canvas.style.width = width + 'px';
    this.canvas.style.height = height + 'px';
    this.canvas.coordsize = width + ' ' + height;
    this.canvas.coordorigin = '0 0';
    if (this.rootGroup) {
      var paths = this.rootGroup.getElementsByTagName('shape');
      for (var i = 0, l = paths.length; i < l; i++) {
        paths[i].coordsize = width + ' ' + height;
        paths[i].style.width = width + 'px';
        paths[i].style.height = height + 'px';
      }
      this.rootGroup.coordsize = width + ' ' + height;
      this.rootGroup.style.width = width + 'px';
      this.rootGroup.style.height = height + 'px';
    }
  }
  this.width = width;
  this.height = height;
};