Icon loader from local images for FPv2 icon editor.
Tính đến
// ==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 0.0.1.20160602150412
// ==/UserScript==
//http://stackoverflow.com/a/14570614
var observeDOM = (function(){
var MutationObserver = window.MutationObserver || window.WebKitMutationObserver,
eventListenerSupported = window.addEventListener;
return function(obj, callback){
if( MutationObserver ){
// define a new observer
var obs = new MutationObserver(function(mutations, observer){
if( mutations[0].addedNodes.length || mutations[0].removedNodes.length )
callback();
});
// have the observer observe foo for changes in children
obs.observe( obj, { childList:true, subtree:true });
}
else if( eventListenerSupported ){
obj.addEventListener('DOMNodeInserted', callback, false);
obj.addEventListener('DOMNodeRemoved', callback, false);
}
}
})();
var fp2iconloader = false;
function Init(retries)
{
var content_div = document.getElementById("content");
if (content_div)
{
observeDOM( content_div ,function(){
Load(0);
});
fp2iconloader = true;
//console.log("initiated");
Load(retries);
}
else
{
if (retries>0)
{
setTimeout(function() {
Init(retries-1);
}, 500)
}
else
{
//console.log("failed to load");
}
}
}
function Load(retries)
{
//console.log("loading");
var file_input = document.getElementById("file_input");
if (file_input || !fp2iconloader)
{
//console.log("return");
return;
}
else
{
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]<128)
{
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");
}
}
//console.log("done");
}
}
Init(10);