text: /**
   * jqPlot
   * Pure JavaScript plotting plugin using jQuery
   *
   * Version: 1.0.9
   * Revision: d96a669
   *
   * Copyright (c) 2009-2016 Chris Leonello
   * jqPlot is currently available for use in all personal or commercial projects 
   * under both the MIT (http://www.opensource.org/licenses/mit-license.php) and GPL 
   * version 2.0 (http://www.gnu.org/licenses/gpl-2.0.html) licenses. This means that you can 
   * choose the license that best suits your project and use it accordingly. 
   *
   * Although not required, the author would appreciate an email letting him 
   * know of any substantial use of jqPlot.  You can reach the author at: 
   * chris at jqplot dot com or see http://www.jqplot.com/info.php .
   *
   * If you are feeling kind and generous, consider supporting the project by
   * making a donation at: http://www.jqplot.com/donate.php .
   *
   * sprintf functions contained in jqplot.sprintf.js by Ash Searle:
   *
   *     version 2007.04.27
   *     author Ash Searle
   *     http://hexmen.com/blog/2007/03/printf-sprintf/
   *     http://hexmen.com/js/sprintf.js
   *     The author (Ash Searle) has placed this code in the public domain:
   *     "This code is unrestricted: you are free to use it however you like."
   * 
   */
  (function($) {   
      /**
      *  class: $.jqplot.CategoryAxisRenderer
      *  A plugin for jqPlot to render a category style axis, with equal pixel spacing between y data values of a series.
      *  
      *  To use this renderer, include the plugin in your source
      *  > <script type="text/javascript" language="javascript" src="plugins/jqplot.categoryAxisRenderer.js"></script>
      *  
      *  and supply the appropriate options to your plot
      *  
      *  > {axes:{xaxis:{renderer:$.jqplot.CategoryAxisRenderer}}}
      **/
      $.jqplot.CategoryAxisRenderer = function(options) {
          $.jqplot.LinearAxisRenderer.call(this);
          // prop: sortMergedLabels
          // True to sort tick labels when labels are created by merging
          // x axis values from multiple series.  That is, say you have
          // two series like:
          // > line1 = [[2006, 4],            [2008, 9], [2009, 16]];
          // > line2 = [[2006, 3], [2007, 7], [2008, 6]];
          // If no label array is specified, tick labels will be collected
          // from the x values of the series.  With sortMergedLabels
          // set to true, tick labels will be:
          // > [2006, 2007, 2008, 2009]
          // With sortMergedLabels set to false, tick labels will be:
          // > [2006, 2008, 2009, 2007]
          //
          // Note, this property is specified on the renderOptions for the 
          // axes when creating a plot:
          // > axes:{xaxis:{renderer:$.jqplot.CategoryAxisRenderer, rendererOptions:{sortMergedLabels:true}}}
          this.sortMergedLabels = false;
      };
      
      $.jqplot.CategoryAxisRenderer.prototype = new $.jqplot.LinearAxisRenderer();
      $.jqplot.CategoryAxisRenderer.prototype.constructor = $.jqplot.CategoryAxisRenderer;
      
      $.jqplot.CategoryAxisRenderer.prototype.init = function(options){
          this.groups = 1;
          this.groupLabels = [];
          this._groupLabels = [];
          this._grouped = false;
          this._barsPerGroup = null;
          this.reverse = false;
          // prop: tickRenderer
          // A class of a rendering engine for creating the ticks labels displayed on the plot, 
          // See <$.jqplot.AxisTickRenderer>.
          // this.tickRenderer = $.jqplot.AxisTickRenderer;
          // this.labelRenderer = $.jqplot.AxisLabelRenderer;
          $.extend(true, this, {tickOptions:{formatString:'%d'}}, options);
          var db = this._dataBounds;
          // Go through all the series attached to this axis and find
          // the min/max bounds for this axis.
          for (var i=0; i<this._series.length; i++) {
              var s = this._series[i];
              if (s.groups) {
                  this.groups = s.groups;
              }
              var d = s.data;
              
              for (var j=0; j<d.length; j++) { 
                  if (this.name == 'xaxis' || this.name == 'x2axis') {
                      if (d[j][0] < db.min || db.min == null) {
                          db.min = d[j][0];
                      }
                      if (d[j][0] > db.max || db.max == null) {
                          db.max = d[j][0];
                      }
                  }              
                  else {
                      if (d[j][1] < db.min || db.min == null) {
                          db.min = d[j][1];
                      }
                      if (d[j][1] > db.max || db.max == null) {
                          db.max = d[j][1];
                      }
                  }              
              }
          }
          
          if (this.groupLabels.length) {
              this.groups = this.groupLabels.length;
          }
      };
   
  
      $.jqplot.CategoryAxisRenderer.prototype.createTicks = function() {
          // we're are operating on an axis here
          var ticks = this._ticks;
          var userTicks = this.ticks;
          var name = this.name;
          // databounds were set on axis initialization.
          var db = this._dataBounds;
          var dim, interval;
          var min, max;
          var pos1, pos2;
          var tt, i;
  
          // if we already have ticks, use them.
          if (userTicks.length) {
              // adjust with blanks if we have groups
              if (this.groups > 1 && !this._grouped) {
                  var l = userTicks.length;
                  var skip = parseInt(l/this.groups, 10);
                  var count = 0;
                  for (var i=skip; i<l; i+=skip) {
                      userTicks.splice(i+count, 0, ' ');
                      count++;
                  }
                  this._grouped = true;
              }
              this.min = 0.5;
              this.max = userTicks.length + 0.5;
              var range = this.max - this.min;
              this.numberTicks = 2*userTicks.length + 1;
              for (i=0; i<userTicks.length; i++){
                  tt = this.min + 2 * i * range / (this.numberTicks-1);
                  // need a marker before and after the tick
                  var t = new this.tickRenderer(this.tickOptions);
                  t.showLabel = false;
                  // t.showMark = true;
                  t.setTick(tt, this.name);
                  this._ticks.push(t);
                  var t = new this.tickRenderer(this.tickOptions);
                  t.label = userTicks[i];
                  // t.showLabel = true;
                  t.showMark = false;
                  t.showGridline = false;
                  t.setTick(tt+0.5, this.name);
                  this._ticks.push(t);
              }
              // now add the last tick at the end
              var t = new this.tickRenderer(this.tickOptions);
              t.showLabel = false;
              // t.showMark = true;
              t.setTick(tt+1, this.name);
              this._ticks.push(t);
          }
  
          // we don't have any ticks yet, let's make some!
          else {
              if (name == 'xaxis' || name == 'x2axis') {
                  dim = this._plotDimensions.width;
              }
              else {
                  dim = this._plotDimensions.height;
              }
              
              // if min, max and number of ticks specified, user can't specify interval.
              if (this.min != null && this.max != null && this.numberTicks != null) {
                  this.tickInterval = null;
              }
              
              // if max, min, and interval specified and interval won't fit, ignore interval.
              if (this.min != null && this.max != null && this.tickInterval != null) {
                  if (parseInt((this.max-this.min)/this.tickInterval, 10) != (this.max-this.min)/this.tickInterval) {
                      this.tickInterval = null;
                  }
              }
          
              // find out how many categories are in the lines and collect labels
              var labels = [];
              var numcats = 0;
              var min = 0.5;
              var max, val;
              var isMerged = false;
              for (var i=0; i<this._series.length; i++) {
                  var s = this._series[i];
                  for (var j=0; j<s.data.length; j++) {
                      if (this.name == 'xaxis' || this.name == 'x2axis') {
                          val = s.data[j][0];
                      }
                      else {
                          val = s.data[j][1];
                      }
                      if ($.inArray(val, labels) == -1) {
                          isMerged = true;
                          numcats += 1;      
                          labels.push(val);
                      }
                  }
              }
              
              if (isMerged && this.sortMergedLabels) {
                  if (typeof labels[0] == "string") {
                      labels.sort();
                  } else {
                      labels.sort(function(a,b) { return a - b; });
                  }
              }
              
              // keep a reference to these tick labels to use for redrawing plot (see bug #57)
              this.ticks = labels;
              
              // now bin the data values to the right lables.
              for (var i=0; i<this._series.length; i++) {
                  var s = this._series[i];
                  for (var j=0; j<s.data.length; j++) {
                      if (this.name == 'xaxis' || this.name == 'x2axis') {
                          val = s.data[j][0];
                      }
                      else {
                          val = s.data[j][1];
                      }
                      // for category axis, force the values into category bins.
                      // we should have the value in the label array now.
                      var idx = $.inArray(val, labels)+1;
                      if (this.name == 'xaxis' || this.name == 'x2axis') {
                          s.data[j][0] = idx;
                      }
                      else {
                          s.data[j][1] = idx;
                      }
                  }
              }
              
              // adjust with blanks if we have groups
              if (this.groups > 1 && !this._grouped) {
                  var l = labels.length;
                  var skip = parseInt(l/this.groups, 10);
                  var count = 0;
                  for (var i=skip; i<l; i+=skip+1) {
                      labels[i] = ' ';
                  }
                  this._grouped = true;
              }
          
              max = numcats + 0.5;
              if (this.numberTicks == null) {
                  this.numberTicks = 2*numcats + 1;
              }
  
              var range = max - min;
              this.min = min;
              this.max = max;
              var track = 0;
              
              // todo: adjust this so more ticks displayed.
              var maxVisibleTicks = parseInt(3+dim/10, 10);
              var skip = parseInt(numcats/maxVisibleTicks, 10);
  
              if (this.tickInterval == null) {
  
                  this.tickInterval = range / (this.numberTicks-1);
  
              }
              // if tickInterval is specified, we will ignore any computed maximum.
              for (var i=0; i<this.numberTicks; i++){
                  tt = this.min + i * this.tickInterval;
                  var t = new this.tickRenderer(this.tickOptions);
                  // if even tick, it isn't a category, it's a divider
                  if (i/2 == parseInt(i/2, 10)) {
                      t.showLabel = false;
                      t.showMark = true;
                  }
                  else {
                      if (skip>0 && track<skip) {
                          t.showLabel = false;
                          track += 1;
                      }
                      else {
                          t.showLabel = true;
                          track = 0;
                      } 
                      t.label = t.formatter(t.formatString, labels[(i-1)/2]);
                      t.showMark = false;
                      t.showGridline = false;
                  }
                  t.setTick(tt, this.name);
                  this._ticks.push(t);
              }
          }
          
      };
      
      // called with scope of axis
      $.jqplot.CategoryAxisRenderer.prototype.draw = function(ctx, plot) {
          if (this.show) {
              // populate the axis label and value properties.
              // createTicks is a method on the renderer, but
              // call it within the scope of the axis.
              this.renderer.createTicks.call(this);
              // fill a div with axes labels in the right direction.
              // Need to pregenerate each axis to get its bounds and
              // position it and the labels correctly on the plot.
              var dim=0;
              var temp;
              // Added for theming.
              if (this._elem) {
                  // this._elem.empty();
                  // Memory Leaks patch
                  this._elem.emptyForce();
              }
  
              this._elem = this._elem || $('<div class="jqplot-axis jqplot-'+this.name+'" style="position:absolute;"></div>');
              
              if (this.name == 'xaxis' || this.name == 'x2axis') {
                  this._elem.width(this._plotDimensions.width);
              }
              else {
                  this._elem.height(this._plotDimensions.height);
              }
              
              // create a _label object.
              this.labelOptions.axis = this.name;
              this._label = new this.labelRenderer(this.labelOptions);
              if (this._label.show) {
                  var elem = this._label.draw(ctx, plot);
                  elem.appendTo(this._elem);
              }
      
              var t = this._ticks;
              for (var i=0; i<t.length; i++) {
                  var tick = t[i];
                  if (tick.showLabel && (!tick.isMinorTick || this.showMinorTicks)) {
                      var elem = tick.draw(ctx, plot);
                      elem.appendTo(this._elem);
                  }
              }
          
              this._groupLabels = [];
              // now make group labels
              for (var i=0; i<this.groupLabels.length; i++)
              {
                  var elem = $('<div style="position:absolute;" class="jqplot-'+this.name+'-groupLabel"></div>');
                  elem.html(this.groupLabels[i]);
                  this._groupLabels.push(elem);
                  elem.appendTo(this._elem);
              }
          }
          return this._elem;
      };
      
      // called with scope of axis
      $.jqplot.CategoryAxisRenderer.prototype.set = function() { 
          var dim = 0;
          var temp;
          var w = 0;
          var h = 0;
          var lshow = (this._label == null) ? false : this._label.show;
          if (this.show) {
              var t = this._ticks;
              for (var i=0; i<t.length; i++) {
                  var tick = t[i];
                  if (tick.showLabel && (!tick.isMinorTick || this.showMinorTicks)) {
                      if (this.name == 'xaxis' || this.name == 'x2axis') {
                          temp = tick._elem.outerHeight(true);
                      }
                      else {
                          temp = tick._elem.outerWidth(true);
                      }
                      if (temp > dim) {
                          dim = temp;
                      }
                  }
              }
              
              var dim2 = 0;
              for (var i=0; i<this._groupLabels.length; i++) {
                  var l = this._groupLabels[i];
                  if (this.name == 'xaxis' || this.name == 'x2axis') {
                      temp = l.outerHeight(true);
                  }
                  else {
                      temp = l.outerWidth(true);
                  }
                  if (temp > dim2) {
                      dim2 = temp;
                  }
              }
              
              if (lshow) {
                  w = this._label._elem.outerWidth(true);
                  h = this._label._elem.outerHeight(true); 
              }
              if (this.name == 'xaxis') {
                  dim += dim2 + h;
                  this._elem.css({'height':dim+'px', left:'0px', bottom:'0px'});
              }
              else if (this.name == 'x2axis') {
                  dim += dim2 + h;
                  this._elem.css({'height':dim+'px', left:'0px', top:'0px'});
              }
              else if (this.name == 'yaxis') {
                  dim += dim2 + w;
                  this._elem.css({'width':dim+'px', left:'0px', top:'0px'});
                  if (lshow && this._label.constructor == $.jqplot.AxisLabelRenderer) {
                      this._label._elem.css('width', w+'px');
                  }
              }
              else {
                  dim += dim2 + w;
                  this._elem.css({'width':dim+'px', right:'0px', top:'0px'});
                  if (lshow && this._label.constructor == $.jqplot.AxisLabelRenderer) {
                      this._label._elem.css('width', w+'px');
                  }
              }
          }  
      };
      
      // called with scope of axis
      $.jqplot.CategoryAxisRenderer.prototype.pack = function(pos, offsets) {
          var ticks = this._ticks;
          var max = this.max;
          var min = this.min;
          var offmax = offsets.max;
          var offmin = offsets.min;
          var lshow = (this._label == null) ? false : this._label.show;
          var i;
  
          for (var p in pos) {
              this._elem.css(p, pos[p]);
          }
          
          this._offsets = offsets;
          // pixellength will be + for x axes and - for y axes becasue pixels always measured from top left.
          var pixellength = offmax - offmin;
          var unitlength = max - min;
          
          if (!this.reverse) {
              // point to unit and unit to point conversions references to Plot DOM element top left corner.
              
              this.u2p = function(u){
                  return (u - min) * pixellength / unitlength + offmin;
              };
  
              this.p2u = function(p){
                  return (p - offmin) * unitlength / pixellength + min;
              };
                      
              if (this.name == 'xaxis' || this.name == 'x2axis'){
                  this.series_u2p = function(u){
                      return (u - min) * pixellength / unitlength;
                  };
                  this.series_p2u = function(p){
                      return p * unitlength / pixellength + min;
                  };
              }
              
              else {
                  this.series_u2p = function(u){
                      return (u - max) * pixellength / unitlength;
                  };
                  this.series_p2u = function(p){
                      return p * unitlength / pixellength + max;
                  };
              }
          }
  
          else {
              // point to unit and unit to point conversions references to Plot DOM element top left corner.
              
              this.u2p = function(u){
                  return offmin + (max - u) * pixellength / unitlength;
              };
  
              this.p2u = function(p){
                  return min + (p - offmin) * unitlength / pixellength;
              };
                      
              if (this.name == 'xaxis' || this.name == 'x2axis'){
                  this.series_u2p = function(u){
                      return (max - u) * pixellength / unitlength;
                  };
                  this.series_p2u = function(p){
                      return p * unitlength / pixellength + max;
                  };
              }
              
              else {
                  this.series_u2p = function(u){
                      return (min - u) * pixellength / unitlength;
                  };
                  this.series_p2u = function(p){
                      return p * unitlength / pixellength + min;
                  };
              }
  
          }
              
          
          if (this.show) {
              if (this.name == 'xaxis' || this.name == 'x2axis') {
                  for (i=0; i<ticks.length; i++) {
                      var t = ticks[i];
                      if (t.show && t.showLabel) {
                          var shim;
                          
                          if (t.constructor == $.jqplot.CanvasAxisTickRenderer && t.angle) {
                              // will need to adjust auto positioning based on which axis this is.
                              var temp = (this.name == 'xaxis') ? 1 : -1;
                              switch (t.labelPosition) {
                                  case 'auto':
                                      // position at end
                                      if (temp * t.angle < 0) {
                                          shim = -t.getWidth() + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2;
                                      }
                                      // position at start
                                      else {
                                          shim = -t._textRenderer.height * Math.sin(t._textRenderer.angle) / 2;
                                      }
                                      break;
                                  case 'end':
                                      shim = -t.getWidth() + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2;
                                      break;
                                  case 'start':
                                      shim = -t._textRenderer.height * Math.sin(t._textRenderer.angle) / 2;
                                      break;
                                  case 'middle':
                                      shim = -t.getWidth()/2 + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2;
                                      break;
                                  default:
                                      shim = -t.getWidth()/2 + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2;
                                      break;
                              }
                          }
                          else {
                              shim = -t.getWidth()/2;
                          }
                          var val = this.u2p(t.value) + shim + 'px';
                          t._elem.css('left', val);
                          t.pack();
                      }
                  }
                  
                  var labeledge=['bottom', 0];
                  if (lshow) {
                      var w = this._label._elem.outerWidth(true);
                      this._label._elem.css('left', offmin + pixellength/2 - w/2 + 'px');
                      if (this.name == 'xaxis') {
                          this._label._elem.css('bottom', '0px');
                          labeledge = ['bottom', this._label._elem.outerHeight(true)];
                      }
                      else {
                          this._label._elem.css('top', '0px');
                          labeledge = ['top', this._label._elem.outerHeight(true)];
                      }
                      this._label.pack();
                  }
                  
                  // draw the group labels
                  var step = parseInt(this._ticks.length/this.groups, 10) + 1;
                  for (i=0; i<this._groupLabels.length; i++) {
                      var mid = 0;
                      var count = 0;
                      for (var j=i*step; j<(i+1)*step; j++) {
                          if (j >= this._ticks.length-1) continue; // the last tick does not exist as there is no other group in order to have an empty one.
                          if (this._ticks[j]._elem && this._ticks[j].label != " ") {
                              var t = this._ticks[j]._elem;
                              var p = t.position();
                              mid += p.left + t.outerWidth(true)/2;
                              count++;
                          }
                      }
                      mid = mid/count;
                      this._groupLabels[i].css({'left':(mid - this._groupLabels[i].outerWidth(true)/2)});
                      this._groupLabels[i].css(labeledge[0], labeledge[1]);
                  }
              }
              else {
                  for (i=0; i<ticks.length; i++) {
                      var t = ticks[i];
                      if (t.show && t.showLabel) {                        
                          var shim;
                          if (t.constructor == $.jqplot.CanvasAxisTickRenderer && t.angle) {
                              // will need to adjust auto positioning based on which axis this is.
                              var temp = (this.name == 'yaxis') ? 1 : -1;
                              switch (t.labelPosition) {
                                  case 'auto':
                                      // position at end
                                  case 'end':
                                      if (temp * t.angle < 0) {
                                          shim = -t._textRenderer.height * Math.cos(-t._textRenderer.angle) / 2;
                                      }
                                      else {
                                          shim = -t.getHeight() + t._textRenderer.height * Math.cos(t._textRenderer.angle) / 2;
                                      }
                                      break;
                                  case 'start':
                                      if (t.angle > 0) {
                                          shim = -t._textRenderer.height * Math.cos(-t._textRenderer.angle) / 2;
                                      }
                                      else {
                                          shim = -t.getHeight() + t._textRenderer.height * Math.cos(t._textRenderer.angle) / 2;
                                      }
                                      break;
                                  case 'middle':
                                      // if (t.angle > 0) {
                                      //     shim = -t.getHeight()/2 + t._textRenderer.height * Math.sin(-t._textRenderer.angle) / 2;
                                      // }
                                      // else {
                                      //     shim = -t.getHeight()/2 - t._textRenderer.height * Math.sin(t._textRenderer.angle) / 2;
                                      // }
                                      shim = -t.getHeight()/2;
                                      break;
                                  default:
                                      shim = -t.getHeight()/2;
                                      break;
                              }
                          }
                          else {
                              shim = -t.getHeight()/2;
                          }
                          
                          var val = this.u2p(t.value) + shim + 'px';
                          t._elem.css('top', val);
                          t.pack();
                      }
                  }
                  
                  var labeledge=['left', 0];
                  if (lshow) {
                      var h = this._label._elem.outerHeight(true);
                      this._label._elem.css('top', offmax - pixellength/2 - h/2 + 'px');
                      if (this.name == 'yaxis') {
                          this._label._elem.css('left', '0px');
                          labeledge = ['left', this._label._elem.outerWidth(true)];
                      }
                      else {
                          this._label._elem.css('right', '0px');
                          labeledge = ['right', this._label._elem.outerWidth(true)];
                      }   
                      this._label.pack();
                  }
                  
                  // draw the group labels, position top here, do left after label position.
                  var step = parseInt(this._ticks.length/this.groups, 10) + 1; // step is one more than before as we don't want to have overlaps in loops
                  for (i=0; i<this._groupLabels.length; i++) {
                      var mid = 0;
                      var count = 0;
                      for (var j=i*step; j<(i+1)*step; j++) { // j must never reach (i+1)*step as we don't want to have overlap between loops
                          if (j >= this._ticks.length-1) continue; // the last tick does not exist as there is no other group in order to have an empty one.
                          if (this._ticks[j]._elem && this._ticks[j].label != " ") {
                              var t = this._ticks[j]._elem;
                              var p = t.position();
                              mid += p.top + t.outerHeight()/2;
                              count++;
                          }
                      }
                      mid = mid/count;
                      this._groupLabels[i].css({'top':mid - this._groupLabels[i].outerHeight()/2});
                      this._groupLabels[i].css(labeledge[0], labeledge[1]);
                      
                  }
              }
          }
      };    
      
      
  })(jQuery);
  