text: /**
   * jqPlot
   * Pure JavaScript plotting plugin using jQuery
   *
   * Version: 1.0.0
   * Revision: 1095
   *
   * Copyright (c) 2009-2011 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($) {
      $.jqplot.PyramidAxisRenderer = function() {
          $.jqplot.LinearAxisRenderer.call(this);
      };
      
      $.jqplot.PyramidAxisRenderer.prototype = new $.jqplot.LinearAxisRenderer();
      $.jqplot.PyramidAxisRenderer.prototype.constructor = $.jqplot.PyramidAxisRenderer;
          
      // called with scope of axis
      $.jqplot.PyramidAxisRenderer.prototype.init = function(options){
          // Group: Properties
          //
          // prop: position
          // Position of axis.  Values are: top, bottom , left, center, right.
          // By default, x and x2 axes are bottom, y axis is center.
          this.position = null;
          // prop: drawBaseline
          // True to draw the axis baseline.
          this.drawBaseline = true;
          // prop: baselineWidth
          // width of the baseline in pixels.
          this.baselineWidth = null;
          // prop: baselineColor
          // CSS color spec for the baseline.
          this.baselineColor = null;
          this.tickSpacingFactor = 25;
          this._type = 'pyramid';
          this._splitAxis = false;
          this._splitLength = null;
          this.category = false;
          this._autoFormatString = '';
          this._overrideFormatString = false;
          
          $.extend(true, this, options);
          this.renderer.options = options;
  
          this.resetDataBounds = this.renderer.resetDataBounds;
          this.resetDataBounds();
  
      };
  
      $.jqplot.PyramidAxisRenderer.prototype.resetDataBounds = function() {
          // Go through all the series attached to this axis and find
          // the min/max bounds for this axis.
          var db = this._dataBounds;
          db.min = null;
          db.max = null;
          var temp;
          for (var i=0; i<this._series.length; i++) {
              var s = this._series[i];
              var d = s._plotData;
              
              for (var j=0, l=d.length; j<l; j++) { 
                  if (this.name.charAt(0) === 'x') {
                      temp = d[j][1];
                      if ((temp !== null && temp < db.min) || db.min === null) {
                          db.min = temp;
                      }
                      if ((temp !== null && temp > db.max) || db.max === null) {
                          db.max = temp;
                      }
                  }              
                  else {
                      temp = d[j][0];
                      if ((temp !== null && temp < db.min) || db.min === null) {
                          db.min = temp;
                      }
                      if ((temp !== null && temp > db.max) || db.max === null) {
                          db.max = temp;
                      }
                  }              
              }
          }
      };
      
      // called with scope of axis
      $.jqplot.PyramidAxisRenderer.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, plot);
              // fill a div with axes labels in the right direction.
              // Need to pregenerate each axis to get it's bounds and
              // position it and the labels correctly on the plot.
              var dim=0;
              var temp;
              // Added for theming.
              if (this._elem) {
                  // Memory Leaks patch
                  //this._elem.empty();
                  this._elem.emptyForce();
                  this._elem = null;
              }
              
              this._elem = $(document.createElement('div'));
              this._elem.addClass('jqplot-axis jqplot-'+this.name);
              this._elem.css('position', 'absolute');
  
              
              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);
                  elem = null;
              }
      
              var t = this._ticks;
              var tick;
              for (var i=0; i<t.length; i++) {
                  tick = t[i];
                  if (tick.show && tick.showLabel && (!tick.isMinorTick)) {
                      this._elem.append(tick.draw(ctx, plot));
                  }
              }
              tick = null;
              t = null;
          }
          return this._elem;
      };   
  
      // Note, primes can be found on http://primes.utm.edu/
      var _primes = [2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 307, 311, 313, 317, 331, 337, 347, 349, 353, 359, 367, 373, 379, 383, 389, 397, 401, 409, 419, 421, 431, 433, 439, 443, 449, 457, 461, 463, 467, 479, 487, 491, 499, 503, 509, 521, 523, 541, 547, 557, 563, 569, 571, 577, 587, 593, 599, 601, 607, 613, 617, 619, 631, 641, 643, 647, 653, 659, 661, 673, 677, 683, 691, 701, 709, 719, 727, 733, 739, 743, 751, 757, 761, 769, 773, 787, 797, 809, 811, 821, 823, 827, 829, 839, 853, 857, 859, 863, 877, 881, 883, 887, 907, 911, 919, 929, 937, 941, 947, 953, 967, 971, 977, 983, 991, 997];
  
  
      var _primesHash = {};
  
      for (var i =0, l = _primes.length; i < l; i++) {
          _primesHash[_primes[i]] = _primes[i];
      }
  
      // called with scope of axis
      $.jqplot.PyramidAxisRenderer.prototype.createTicks = function(plot) {
          // we're are operating on an axis here
          var userTicks = this.ticks;
          // databounds were set on axis initialization.
          var db = this._dataBounds;
          var dim;
          var interval;
          var min;
          var max;
          var range;
          var pos1;
          var pos2;
          var tt;
          var i;
          var l;
          var s;
          // get a copy of user's settings for min/max.
          var userMin = this.min;
          var userMax = this.max;
          var ut;
          var t;
          var threshold;
          var tdim;
          var scalefact;
          var ret;
          var tumin;
          var tumax;
          var maxVisibleTicks;
          var val;
          var skip = null;
          var temp;
          
          // if we already have ticks, use them.
          // ticks must be in order of increasing value.
  
          if (userTicks.length) {
              // ticks could be 1D or 2D array of [val, val, ,,,] or [[val, label], [val, label], ...] or mixed
              for (i=0, l=userTicks.length; i<l; i++){
                  ut = userTicks[i];
                  t = new this.tickRenderer(this.tickOptions);
                  if ($.isArray(ut)) {
                      t.value = ut[0];
                      t.label = ut[1];
                      t.setTick(ut[0], this.name);
                      this._ticks.push(t);
                  }
  
                  else if ($.isPlainObject(ut)) {
                      $.extend(true, t, ut);
                      t.axis = this.name;
                      this._ticks.push(t);
                  }
                  
                  else {
                      if (typeof ut === 'string') {
                          val = i + plot.defaultAxisStart;
                      }
                      else {
                          val = ut;
                      }
                      t.value = val;
                      t.label = ut;
                      t.axis = this.name;
                      this._ticks.push(t);
                  }
              }
              this.numberTicks = userTicks.length;
              this.min = this._ticks[0].value;
              this.max = this._ticks[this.numberTicks-1].value;
              this.tickInterval = (this.max - this.min) / (this.numberTicks - 1);
  
              // use user specified tickInterval if there is one
              if (this._options.tickInterval) {
                  // hide every tick except for ticks on interval
                  var ti = this._options.tickInterval;
                  for (i=0; i<this.numberTicks; i++) {
                      if (i%ti !== 0) {
                          // this._ticks[i].show = false;
                          this._ticks[i].isMinorTick = true;
                      }
                  }
              }
  
              else {
                  // check if we have too many ticks
                  dim = (this.name.charAt(0) === 'x') ? this._plotDimensions.width : this._plotDimensions.height;
                  maxVisibleTicks = Math.round(2.0 + dim/this.tickSpacingFactor);
  
                  if (this.numberTicks > maxVisibleTicks) {
                      // check for number of ticks we can skip
                      temp = this.numberTicks - 1;
                      for (i=2; i<temp; i++) {
                          if (temp % i === 0 && temp/i < maxVisibleTicks) {
                              skip = i-1;
                              break;
                          }
                      }
  
                      if (skip !== null) {
                          var count = 1;
                          for (i=1, l=this._ticks.length; i<l; i++) {
                              if (count <= skip) {
                                  this._ticks[i].show = false;
                                  count += 1;
                              }
                              else {
                                  count = 1;
                              }
                          }
                      }
                  }
              }
  
              // if category style, add minor ticks in between
              temp = [];
              if (this.category) {
                  // turn off gridline and mark on first tick
                  this._ticks[0].showGridline = false;
                  this._ticks[0].showMark = false;
  
                  for (i=this._ticks.length-1; i>0; i--) {
                      t = new this.tickRenderer(this.tickOptions);
                      t.value = this._ticks[i-1].value + this.tickInterval/2.0;
                      t.label = '';
                      t.showLabel = false;
                      t.axis = this.name;
                      this._ticks[i].showGridline = false;
                      this._ticks[i].showMark = false;
                      this._ticks.splice(i, 0, t);
                      // temp.push(t);
                  }
  
                  // merge in the new ticks
                  // for (i=1, l=temp.length; i<l; i++) {
                  //     this._ticks.splice(i, 0, temp[i]);
                  // }
  
                  // now add a tick at beginning and end
                  t = new this.tickRenderer(this.tickOptions);
                  t.value = this._ticks[0].value - this.tickInterval/2.0;
                  t.label = '';
                  t.showLabel = false;
                  t.axis = this.name;
                  this._ticks.unshift(t);
  
                  t = new this.tickRenderer(this.tickOptions);
                  t.value = this._ticks[this._ticks.length-1].value + this.tickInterval/2.0;
                  t.label = '';
                  t.showLabel = false;
                  t.axis = this.name;
                  this._ticks.push(t);
  
                  this.tickInterval = this.tickInterval / 2.0;
                  this.numberTicks = this._ticks.length;
                  this.min = this._ticks[0].value;
                  this.max = this._ticks[this._ticks.length-1].value;
              }
          }
  
          // we don't have any ticks yet, let's make some!
          else {
              if (this.name.charAt(0) === 'x') {
                  dim = this._plotDimensions.width;
                  // make sure x axis is symetric about 0.
                  var tempmax = Math.max(db.max, Math.abs(db.min));
                  var tempmin = Math.min(db.min, -tempmax);
                  // min = ((this.min != null) ? this.min : tempmin);
                  // max = ((this.max != null) ? this.max : tempmax);
                  min = tempmin;
                  max = tempmax;
                  range = max - min;
  
                  if (this.tickOptions == null || !this.tickOptions.formatString) {
                      this._overrideFormatString = true;
                  }
  
                  threshold = 30;
                  tdim = Math.max(dim, threshold+1);
                  scalefact =  (tdim-threshold)/300.0;
                  ret = $.jqplot.LinearTickGenerator(min, max, scalefact); 
                  // calculate a padded max and min, points should be less than these
                  // so that they aren't too close to the edges of the plot.
                  // User can adjust how much padding is allowed with pad, padMin and PadMax options. 
                  tumin = min + range*(this.padMin - 1);
                  tumax = max - range*(this.padMax - 1);
  
                  if (min < tumin || max > tumax) {
                      tumin = min - range*(this.padMin - 1);
                      tumax = max + range*(this.padMax - 1);
                      ret = $.jqplot.LinearTickGenerator(tumin, tumax, scalefact);
                  }
  
                  this.min = ret[0];
                  this.max = ret[1];
                  this.numberTicks = ret[2];
                  this._autoFormatString = ret[3];
                  this.tickInterval = ret[4];
              }
              else {
                  dim = this._plotDimensions.height;
  
                  // ticks will be on whole integers like 1, 2, 3, ... or 1, 4, 7, ...
                  min = db.min;
                  max = db.max;
                  s = this._series[0];
                  this._ticks = [];
  
                  range = max - min;
  
                  // if range is a prime, will get only 2 ticks, expand range in that case.
                  if (_primesHash[range]) {
                      range += 1;
                      max += 1;
                  }
  
                  this.max = max;
                  this.min = min;
                  
                  maxVisibleTicks = Math.round(2.0 + dim/this.tickSpacingFactor);
  
                  if (range + 1 <= maxVisibleTicks) {
                      this.numberTicks = range + 1;
                      this.tickInterval = 1.0;
                  }
  
                  else {
                      // figure out a round number of ticks to skip in every interval
                      // range / ti + 1 = nt
                      // ti = range / (nt - 1)
                      for (var i=maxVisibleTicks; i>1; i--) {
                          if (range/(i - 1) === Math.round(range/(i - 1))) {
                              this.numberTicks = i;
                              this.tickInterval = range/(i - 1);
                              break;
                          }
                          
                      }
                  }
              }
              
              if (this._overrideFormatString && this._autoFormatString != '') {
                  this.tickOptions = this.tickOptions || {};
                  this.tickOptions.formatString = this._autoFormatString;
              }
  
              var labelval;
              for (i=0; i<this.numberTicks; i++) {
                  this.tickOptions.axis = this.name;
                  labelval = this.min + this.tickInterval * i;
                  if (this.name.charAt(0) === 'x') {
                      labelval = Math.abs(labelval);
                  }
                  // this.tickOptions.label = String (labelval);
                  this.tickOptions.value = this.min + this.tickInterval * i;
                  t = new this.tickRenderer(this.tickOptions);
  
                  t.label = t.prefix + t.formatter(t.formatString, labelval);
  
                  this._ticks.push(t);
                  // for x axis, if y axis is in middle, add a symetrical 0 tick
                  if (this.name.charAt(0) === 'x' && plot.axes.yMidAxis.show && this.tickOptions.value === 0) {
                      this._splitAxis = true;
                      this._splitLength = plot.axes.yMidAxis.getWidth();
                      // t.value = -this.max/2000.0;
                      t = new this.tickRenderer(this.tickOptions);
                      this._ticks.push(t);
                      t.value = this.max/2000.0;
                  }
              }
              t = null;
          }
      };
      
      // called with scope of axis
      $.jqplot.PyramidAxisRenderer.prototype.set = function() { 
          var dim = 0;
          var temp;
          var w = 0;
          var h = 0;
          var i;
          var t;
          var tick;
          var lshow = (this._label == null) ? false : this._label.show;
          if (this.show) {
              t = this._ticks;
              l = t.length;
              for (i=0; i<l; i++) {
                  tick = t[i];
                  if (!tick._breakTick && tick.show && tick.showLabel && !tick.isMinorTick) {
                      if (this.name.charAt(0) === 'x') {
                          temp = tick._elem.outerHeight(true);
                      }
                      else {
                          temp = tick._elem.outerWidth(true);
                      }
                      if (temp > dim) {
                          dim = temp;
                      }
                  }
              }
  
              if (this.name === 'yMidAxis') {
                  for (i=0; i<l; i++) {
                      tick = t[i];
                      if (tick._elem) {
                          temp = (dim - tick._elem.outerWidth(true))/2.0;
                          tick._elem.css('left', temp);
                      }
                  }
              }
              tick = null;
              t = null;
              
              if (lshow) {
                  w = this._label._elem.outerWidth(true);
                  h = this._label._elem.outerHeight(true); 
              }
              if (this.name === 'xaxis') {
                  dim = dim + h;
                  this._elem.css({'height':dim+'px', left:'0px', bottom:'0px'});
              }
              else if (this.name === 'x2axis') {
                  dim = dim + h;
                  this._elem.css({'height':dim+'px', left:'0px', top:'0px'});
              }
              else if (this.name === 'yaxis') {
                  dim = dim + 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 if (this.name === 'yMidAxis') {
                  // don't include width of label at all in width of axis?
                  // dim = (dim > w) ? dim : w;
                  var temp = dim/2.0 - w/2.0;
                  this._elem.css({'width':dim+'px', top:'0px'});
                  if (lshow && this._label.constructor == $.jqplot.AxisLabelRenderer) {
                      this._label._elem.css({width: w, left: temp, top: 0});
                  }
              }
              else {
                  dim = dim + 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');
                  }
              }
          }  
      };
      
      $.jqplot.PyramidAxisRenderer.prototype.pack = function(pos, offsets) { 
          // Add defaults for repacking from resetTickValues function.
          pos = pos || {};
          offsets = offsets || this._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;
          
          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;
          var sl = this._splitLength;
          
          // point to unit and unit to point conversions references to Plot DOM element top left corner.
          if (this._splitAxis) {
              pixellength -= this._splitLength;
              
              // don't know that this one is correct.
              this.p2u = function(p){
                  return (p - offmin) * unitlength / pixellength + min;
              };
          
              this.u2p = function(u){
                  if (u <= 0) {
                      return (u - min) * pixellength / unitlength + offmin;
                  }
                  else {
                      return (u - min) * pixellength / unitlength + offmin + sl;
                  }
              };
                  
              this.series_u2p = function(u){
                  if (u <= 0) {
                      return (u - min) * pixellength / unitlength;
                  }
                  else {
                      return (u - min) * pixellength / unitlength + sl;
                  }
              };
  
              // don't know that this one is correct.
              this.series_p2u = function(p){
                  return p * unitlength / pixellength + min;
              };
          }
          else {
              this.p2u = function(p){
                  return (p - offmin) * unitlength / pixellength + min;
              };
          
              this.u2p = function(u){
                  return (u - min) * pixellength / unitlength + offmin;
              };
                  
              if (this.name.charAt(0) === 'x'){
                  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;
                  };
              }
          }
          
          if (this.show) {
              if (this.name.charAt(0) === 'x') {
                  for (var 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();
                      }
                  }
                  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');
                      }
                      else {
                          this._label._elem.css('top', '0px');
                      }
                      this._label.pack();
                  }
              }
              else {
                  for (var i=0; i<ticks.length; i++) {
                      var t = ticks[i];
                      if (t.show && t.showLabel && !t.isMinorTick) {                        
                          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();
                      }
                  }
                  if (lshow) {
                      var h = this._label._elem.outerHeight(true);
                      if (this.name !== 'yMidAxis') {
                          this._label._elem.css('top', offmax - pixellength/2 - h/2 + 'px');
                      }
                      if (this.name == 'yaxis') {
                          this._label._elem.css('left', '0px');
                      }
                      else if (this.name !== 'yMidAxis') {
                          this._label._elem.css('right', '0px');
                      }   
                      this._label.pack();
                  }
              }
          }
  
          ticks = null;
      };
  })(jQuery);