FP2 Icon Loader

Icon loader from local images for FPv2 icon editor.
当前为 2016-06-02 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name FP2 Icon Loader
// @author       Creec Winceptor
// @description  Icon loader from local images for FPv2 icon editor.
// @namespace https://greasyfork.org/users/3167
// @grant none
// @include http://facepunchforum.azurewebsites.net*
// @include https://facepunchforum.azurewebsites.net*
// @run-at document-idle
// @version 0.0.1.20160602080001
// ==/UserScript==

function Load(retries)
{

  	var tools_panel = document.getElementsByClassName("panel tools")[0];
  	var text_input = document.getElementsByName("textinput")[1];
	
	if (tools_panel && text_input)
    {
      var file_input = document.createElement("input");
      file_input.type = "file";
      file_input.id = "file_input";


      var hr_break = document.createElement("hr");
      tools_panel.appendChild(hr_break);

      tools_panel.appendChild(file_input);
      
      file_input.onchange = function(e) {

          var res = 16;
          var URL = window.webkitURL || window.URL;
          var url = URL.createObjectURL(e.target.files[0]);
          var img = new Image();


          img.src = url;

          img.onload = function() {


              pixelarray = []; 
              if(!img.canvas) {
                  img.canvas = $('<canvas />')[0];
                  img.canvas.width = res;
                  img.canvas.height = res;
                  img.canvas.getContext('2d').drawImage(img, 0, 0, res, res);

              }



              var count = 0;
              for (var x=0; x<res; x++)
              {
                  for (var y=0; y<res; y++)
                {
                  var pixelData = img.canvas.getContext('2d').getImageData(y, x, 1, 1).data;
                  pixelarray[count] = Math.round(pixelData[0]/256 * 9) + Math.round(pixelData[1]/256 * 9) * 10 + Math.round(pixelData[2]/256 * 9) * 100 + 1;

                  if (pixelData[3]==0)
                  {
                      pixelarray[count] = 0;
                  }
                  count++;

                }
              }
              
              text_input.value = EncodeIconData(pixelarray);
              text_input.dispatchEvent(new Event('change'));
          }
      };
  		
	}
  	else
    {
      	if (retries>0)
        {
          	setTimeout(function() {
                  Load(retries-1);  
            }, 500)
        }
    	else
        {
          	console.log("failed to load");
        }
    }
}
Load(10);