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   1  var detail = 50, strhex = "0123456789abcdef", i, isMouseDown = false, isMouseOver = false;
   2  
   3  var colors = new Array(
   4      "#000000","#000033","#000066","#000099","#0000cc","#0000ff","#330000","#330033",
   5      "#330066","#330099","#3300cc","#3300ff","#660000","#660033","#660066","#660099",
   6      "#6600cc","#6600ff","#990000","#990033","#990066","#990099","#9900cc","#9900ff",
   7      "#cc0000","#cc0033","#cc0066","#cc0099","#cc00cc","#cc00ff","#ff0000","#ff0033",
   8      "#ff0066","#ff0099","#ff00cc","#ff00ff","#003300","#003333","#003366","#003399",
   9      "#0033cc","#0033ff","#333300","#333333","#333366","#333399","#3333cc","#3333ff",
  10      "#663300","#663333","#663366","#663399","#6633cc","#6633ff","#993300","#993333",
  11      "#993366","#993399","#9933cc","#9933ff","#cc3300","#cc3333","#cc3366","#cc3399",
  12      "#cc33cc","#cc33ff","#ff3300","#ff3333","#ff3366","#ff3399","#ff33cc","#ff33ff",
  13      "#006600","#006633","#006666","#006699","#0066cc","#0066ff","#336600","#336633",
  14      "#336666","#336699","#3366cc","#3366ff","#666600","#666633","#666666","#666699",
  15      "#6666cc","#6666ff","#996600","#996633","#996666","#996699","#9966cc","#9966ff",
  16      "#cc6600","#cc6633","#cc6666","#cc6699","#cc66cc","#cc66ff","#ff6600","#ff6633",
  17      "#ff6666","#ff6699","#ff66cc","#ff66ff","#009900","#009933","#009966","#009999",
  18      "#0099cc","#0099ff","#339900","#339933","#339966","#339999","#3399cc","#3399ff",
  19      "#669900","#669933","#669966","#669999","#6699cc","#6699ff","#999900","#999933",
  20      "#999966","#999999","#9999cc","#9999ff","#cc9900","#cc9933","#cc9966","#cc9999",
  21      "#cc99cc","#cc99ff","#ff9900","#ff9933","#ff9966","#ff9999","#ff99cc","#ff99ff",
  22      "#00cc00","#00cc33","#00cc66","#00cc99","#00cccc","#00ccff","#33cc00","#33cc33",
  23      "#33cc66","#33cc99","#33cccc","#33ccff","#66cc00","#66cc33","#66cc66","#66cc99",
  24      "#66cccc","#66ccff","#99cc00","#99cc33","#99cc66","#99cc99","#99cccc","#99ccff",
  25      "#cccc00","#cccc33","#cccc66","#cccc99","#cccccc","#ccccff","#ffcc00","#ffcc33",
  26      "#ffcc66","#ffcc99","#ffcccc","#ffccff","#00ff00","#00ff33","#00ff66","#00ff99",
  27      "#00ffcc","#00ffff","#33ff00","#33ff33","#33ff66","#33ff99","#33ffcc","#33ffff",
  28      "#66ff00","#66ff33","#66ff66","#66ff99","#66ffcc","#66ffff","#99ff00","#99ff33",
  29      "#99ff66","#99ff99","#99ffcc","#99ffff","#ccff00","#ccff33","#ccff66","#ccff99",
  30      "#ccffcc","#ccffff","#ffff00","#ffff33","#ffff66","#ffff99","#ffffcc","#ffffff"
  31  );
  32  
  33  var named = {
  34      '#F0F8FF':'AliceBlue','#FAEBD7':'AntiqueWhite','#00FFFF':'Aqua','#7FFFD4':'Aquamarine','#F0FFFF':'Azure','#F5F5DC':'Beige',
  35      '#FFE4C4':'Bisque','#000000':'Black','#FFEBCD':'BlanchedAlmond','#0000FF':'Blue','#8A2BE2':'BlueViolet','#A52A2A':'Brown',
  36      '#DEB887':'BurlyWood','#5F9EA0':'CadetBlue','#7FFF00':'Chartreuse','#D2691E':'Chocolate','#FF7F50':'Coral','#6495ED':'CornflowerBlue',
  37      '#FFF8DC':'Cornsilk','#DC143C':'Crimson','#00FFFF':'Cyan','#00008B':'DarkBlue','#008B8B':'DarkCyan','#B8860B':'DarkGoldenRod',
  38      '#A9A9A9':'DarkGray','#A9A9A9':'DarkGrey','#006400':'DarkGreen','#BDB76B':'DarkKhaki','#8B008B':'DarkMagenta','#556B2F':'DarkOliveGreen',
  39      '#FF8C00':'Darkorange','#9932CC':'DarkOrchid','#8B0000':'DarkRed','#E9967A':'DarkSalmon','#8FBC8F':'DarkSeaGreen','#483D8B':'DarkSlateBlue',
  40      '#2F4F4F':'DarkSlateGray','#2F4F4F':'DarkSlateGrey','#00CED1':'DarkTurquoise','#9400D3':'DarkViolet','#FF1493':'DeepPink','#00BFFF':'DeepSkyBlue',
  41      '#696969':'DimGray','#696969':'DimGrey','#1E90FF':'DodgerBlue','#B22222':'FireBrick','#FFFAF0':'FloralWhite','#228B22':'ForestGreen',
  42      '#FF00FF':'Fuchsia','#DCDCDC':'Gainsboro','#F8F8FF':'GhostWhite','#FFD700':'Gold','#DAA520':'GoldenRod','#808080':'Gray','#808080':'Grey',
  43      '#008000':'Green','#ADFF2F':'GreenYellow','#F0FFF0':'HoneyDew','#FF69B4':'HotPink','#CD5C5C':'IndianRed','#4B0082':'Indigo','#FFFFF0':'Ivory',
  44      '#F0E68C':'Khaki','#E6E6FA':'Lavender','#FFF0F5':'LavenderBlush','#7CFC00':'LawnGreen','#FFFACD':'LemonChiffon','#ADD8E6':'LightBlue',
  45      '#F08080':'LightCoral','#E0FFFF':'LightCyan','#FAFAD2':'LightGoldenRodYellow','#D3D3D3':'LightGray','#D3D3D3':'LightGrey','#90EE90':'LightGreen',
  46      '#FFB6C1':'LightPink','#FFA07A':'LightSalmon','#20B2AA':'LightSeaGreen','#87CEFA':'LightSkyBlue','#778899':'LightSlateGray','#778899':'LightSlateGrey',
  47      '#B0C4DE':'LightSteelBlue','#FFFFE0':'LightYellow','#00FF00':'Lime','#32CD32':'LimeGreen','#FAF0E6':'Linen','#FF00FF':'Magenta','#800000':'Maroon',
  48      '#66CDAA':'MediumAquaMarine','#0000CD':'MediumBlue','#BA55D3':'MediumOrchid','#9370D8':'MediumPurple','#3CB371':'MediumSeaGreen','#7B68EE':'MediumSlateBlue',
  49      '#00FA9A':'MediumSpringGreen','#48D1CC':'MediumTurquoise','#C71585':'MediumVioletRed','#191970':'MidnightBlue','#F5FFFA':'MintCream','#FFE4E1':'MistyRose','#FFE4B5':'Moccasin',
  50      '#FFDEAD':'NavajoWhite','#000080':'Navy','#FDF5E6':'OldLace','#808000':'Olive','#6B8E23':'OliveDrab','#FFA500':'Orange','#FF4500':'OrangeRed','#DA70D6':'Orchid',
  51      '#EEE8AA':'PaleGoldenRod','#98FB98':'PaleGreen','#AFEEEE':'PaleTurquoise','#D87093':'PaleVioletRed','#FFEFD5':'PapayaWhip','#FFDAB9':'PeachPuff',
  52      '#CD853F':'Peru','#FFC0CB':'Pink','#DDA0DD':'Plum','#B0E0E6':'PowderBlue','#800080':'Purple','#FF0000':'Red','#BC8F8F':'RosyBrown','#4169E1':'RoyalBlue',
  53      '#8B4513':'SaddleBrown','#FA8072':'Salmon','#F4A460':'SandyBrown','#2E8B57':'SeaGreen','#FFF5EE':'SeaShell','#A0522D':'Sienna','#C0C0C0':'Silver',
  54      '#87CEEB':'SkyBlue','#6A5ACD':'SlateBlue','#708090':'SlateGray','#708090':'SlateGrey','#FFFAFA':'Snow','#00FF7F':'SpringGreen',
  55      '#4682B4':'SteelBlue','#D2B48C':'Tan','#008080':'Teal','#D8BFD8':'Thistle','#FF6347':'Tomato','#40E0D0':'Turquoise','#EE82EE':'Violet',
  56      '#F5DEB3':'Wheat','#FFFFFF':'White','#F5F5F5':'WhiteSmoke','#FFFF00':'Yellow','#9ACD32':'YellowGreen'
  57  };
  58  
  59  function init() {
  60      var inputColor = convertRGBToHex(tinyMCE.getWindowArg('input_color'));
  61  
  62      if (tinyMCE.isMSIE)
  63          tinyMCEPopup.resizeToInnerSize();
  64  
  65      generatePicker();
  66  
  67      if (inputColor) {
  68          changeFinalColor(inputColor);
  69  
  70          col = convertHexToRGB(inputColor);
  71  
  72          if (col)
  73              updateLight(col.r, col.g, col.b);
  74      }
  75  }
  76  
  77  function insertAction() {
  78      var color = document.getElementById("color").value;
  79  
  80      tinyMCEPopup.execCommand(tinyMCE.getWindowArg('command'), false, color);
  81      tinyMCEPopup.close();
  82  }
  83  
  84  function showColor(color, name) {
  85      if (name)
  86          document.getElementById("colorname").innerHTML = name;
  87  
  88      document.getElementById("preview").style.backgroundColor = color;
  89      document.getElementById("color").value = color;
  90  }
  91  
  92  function convertRGBToHex(col) {
  93      var re = new RegExp("rgb\\s*\\(\\s*([0-9]+).*,\\s*([0-9]+).*,\\s*([0-9]+).*\\)", "gi");
  94  
  95      if (!col)
  96          return col;
  97  
  98      var rgb = col.replace(re, "$1,$2,$3").split(',');
  99      if (rgb.length == 3) {
 100          r = parseInt(rgb[0]).toString(16);
 101          g = parseInt(rgb[1]).toString(16);
 102          b = parseInt(rgb[2]).toString(16);
 103  
 104          r = r.length == 1 ? '0' + r : r;
 105          g = g.length == 1 ? '0' + g : g;
 106          b = b.length == 1 ? '0' + b : b;
 107  
 108          return "#" + r + g + b;
 109      }
 110  
 111      return col;
 112  }
 113  
 114  function convertHexToRGB(col) {
 115      if (col.indexOf('#') != -1) {
 116          col = col.replace(new RegExp('[^0-9A-F]', 'gi'), '');
 117  
 118          r = parseInt(col.substring(0, 2), 16);
 119          g = parseInt(col.substring(2, 4), 16);
 120          b = parseInt(col.substring(4, 6), 16);
 121  
 122          return {r : r, g : g, b : b};
 123      }
 124  
 125      return null;
 126  }
 127  
 128  function generatePicker() {
 129      var el = document.getElementById('light'), h = '', i;
 130  
 131      for (i = 0; i < detail; i++){
 132          h += '<div id="gs'+i+'" style="background-color:#000000; width:15px; height:3px; border-style:none; border-width:0px;"'
 133          + ' onclick="changeFinalColor(this.style.backgroundColor)"'
 134          + ' onmousedown="isMouseDown = true; return false;"'
 135          + ' onmouseup="isMouseDown = false;"'
 136          + ' onmousemove="if (isMouseDown && isMouseOver) changeFinalColor(this.style.backgroundColor); return false;"'
 137          + ' onmouseover="isMouseOver = true;"'
 138          + ' onmouseout="isMouseOver = false;"'
 139          + '></div>';
 140      }
 141  
 142      el.innerHTML = h;
 143  }
 144  
 145  function generateWebColors() {
 146      var el = document.getElementById('webcolors'), h = '', i;
 147  
 148      if (el.className == 'generated')
 149          return;
 150  
 151      h += '<table border="0" cellspacing="1" cellpadding="0">'
 152          + '<tr>';
 153  
 154      for (i=0; i<colors.length; i++) {
 155          h += '<td bgcolor="' + colors[i] + '">'
 156              + '<a href="javascript:insertAction();" onfocus="showColor(\'' + colors[i] +  '\');" onmouseover="showColor(\'' + colors[i] +  '\');">'
 157              + '<img border="0" src="images/spacer.gif" width="10" height="10" title="' + colors[i] +  '" alt="' + colors[i] +  '" /></a></td>';
 158          if ((i+1) % 18 == 0)
 159              h += '</tr><tr>';
 160      }
 161  
 162      h += '</table>';
 163  
 164      el.innerHTML = h;
 165      el.className = 'generated';
 166  }
 167  
 168  function generateNamedColors() {
 169      var el = document.getElementById('namedcolors'), h = '', n, v, i = 0;
 170  
 171      if (el.className == 'generated')
 172          return;
 173  
 174      for (n in named) {
 175          v = named[n];
 176          h += '<a href="javascript:insertAction();" onmouseover="showColor(\'' + n +  '\',\'' + v + '\');" style="background-color: ' + n + '"><!-- IE --></a>'
 177      }
 178  
 179      el.innerHTML = h;
 180      el.className = 'generated';
 181  }
 182  
 183  function dechex(n) {
 184      return strhex.charAt(Math.floor(n / 16)) + strhex.charAt(n % 16);
 185  }
 186  
 187  function computeColor(e) {
 188      var x, y, partWidth, partDetail, imHeight, r, g, b, coef, i, finalCoef, finalR, finalG, finalB;
 189  
 190      x = e.offsetX ? e.offsetX : (e.target ? e.clientX - e.target.x : 0);
 191      y = e.offsetY ? e.offsetY : (e.target ? e.clientY - e.target.y : 0);
 192  
 193      partWidth = document.getElementById('colorpicker').width / 6;
 194      partDetail = detail / 2;
 195      imHeight = document.getElementById('colorpicker').height;
 196  
 197      r = (x >= 0)*(x < partWidth)*255 + (x >= partWidth)*(x < 2*partWidth)*(2*255 - x * 255 / partWidth) + (x >= 4*partWidth)*(x < 5*partWidth)*(-4*255 + x * 255 / partWidth) + (x >= 5*partWidth)*(x < 6*partWidth)*255;
 198      g = (x >= 0)*(x < partWidth)*(x * 255 / partWidth) + (x >= partWidth)*(x < 3*partWidth)*255    + (x >= 3*partWidth)*(x < 4*partWidth)*(4*255 - x * 255 / partWidth);
 199      b = (x >= 2*partWidth)*(x < 3*partWidth)*(-2*255 + x * 255 / partWidth) + (x >= 3*partWidth)*(x < 5*partWidth)*255 + (x >= 5*partWidth)*(x < 6*partWidth)*(6*255 - x * 255 / partWidth);
 200  
 201      coef = (imHeight - y) / imHeight;
 202      r = 128 + (r - 128) * coef;
 203      g = 128 + (g - 128) * coef;
 204      b = 128 + (b - 128) * coef;
 205  
 206      changeFinalColor('#' + dechex(r) + dechex(g) + dechex(b));
 207      updateLight(r, g, b);
 208  }
 209  
 210  function updateLight(r, g, b) {
 211      var i, partDetail = detail / 2, finalCoef, finalR, finalG, finalB, color;
 212  
 213      for (i=0; i<detail; i++) {
 214          if ((i>=0) && (i<partDetail)) {
 215              finalCoef = i / partDetail;
 216              finalR = dechex(255 - (255 - r) * finalCoef);
 217              finalG = dechex(255 - (255 - g) * finalCoef);
 218              finalB = dechex(255 - (255 - b) * finalCoef);
 219          } else {
 220              finalCoef = 2 - i / partDetail;
 221              finalR = dechex(r * finalCoef);
 222              finalG = dechex(g * finalCoef);
 223              finalB = dechex(b * finalCoef);
 224          }
 225  
 226          color = finalR + finalG + finalB;
 227  
 228          document.getElementById('gs' + i).style.backgroundColor = '#'+color;
 229      }
 230  }
 231  
 232  function changeFinalColor(color) {
 233      if (color.indexOf('#') == -1)
 234          color = convertRGBToHex(color);
 235  
 236      document.getElementById('preview').style.backgroundColor = color;
 237      document.getElementById('color').value = color;
 238  }
 239  
 240  window.focus();