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cfx-server-data/resources/[system]/chat-theme-gtao/shadow.js

74 lines
3.1 KiB
JavaScript

(function() {
var Filters = {}
var svg = document.createElementNS("http://www.w3.org/2000/svg", "svg");
svg.setAttribute("style", "display:block;width:0px;height:0px");
var defs = document.createElementNS("http://www.w3.org/2000/svg", "defs");
var blurFilter = document.createElementNS("http://www.w3.org/2000/svg", "filter");
blurFilter.setAttribute("id", "svgBlurFilter");
var feGaussianFilter = document.createElementNS("http://www.w3.org/2000/svg", "feGaussianBlur");
feGaussianFilter.setAttribute("stdDeviation", "0 0");
blurFilter.appendChild(feGaussianFilter);
defs.appendChild(blurFilter);
Filters._svgBlurFilter = feGaussianFilter;
// Drop Shadow Filter
var dropShadowFilter = document.createElementNS("http://www.w3.org/2000/svg", "filter");
dropShadowFilter.setAttribute("id", "svgDropShadowFilter");
var feGaussianFilter = document.createElementNS("http://www.w3.org/2000/svg", "feGaussianBlur");
feGaussianFilter.setAttribute("in", "SourceAlpha");
feGaussianFilter.setAttribute("stdDeviation", "3");
dropShadowFilter.appendChild(feGaussianFilter);
Filters._svgDropshadowFilterBlur = feGaussianFilter;
var feOffset = document.createElementNS("http://www.w3.org/2000/svg", "feOffset");
feOffset.setAttribute("dx", "0");
feOffset.setAttribute("dy", "0");
feOffset.setAttribute("result", "offsetblur");
dropShadowFilter.appendChild(feOffset);
Filters._svgDropshadowFilterOffset = feOffset;
var feFlood = document.createElementNS("http://www.w3.org/2000/svg", "feFlood");
feFlood.setAttribute("flood-color", "rgba(0,0,0,1)");
dropShadowFilter.appendChild(feFlood);
Filters._svgDropshadowFilterFlood = feFlood;
var feComposite = document.createElementNS("http://www.w3.org/2000/svg", "feComposite");
feComposite.setAttribute("in2", "offsetblur");
feComposite.setAttribute("operator", "in");
dropShadowFilter.appendChild(feComposite);
var feComposite = document.createElementNS("http://www.w3.org/2000/svg", "feComposite");
feComposite.setAttribute("in2", "SourceAlpha");
feComposite.setAttribute("operator", "out");
feComposite.setAttribute("result", "outer");
dropShadowFilter.appendChild(feComposite);
var feMerge = document.createElementNS("http://www.w3.org/2000/svg", "feMerge");
var feMergeNode = document.createElementNS("http://www.w3.org/2000/svg", "feMergeNode");
feMerge.appendChild(feMergeNode);
var feMergeNode = document.createElementNS("http://www.w3.org/2000/svg", "feMergeNode");
feMerge.appendChild(feMergeNode);
Filters._svgDropshadowMergeNode = feMergeNode;
dropShadowFilter.appendChild(feMerge);
defs.appendChild(dropShadowFilter);
svg.appendChild(defs);
document.documentElement.appendChild(svg);
const blurScale = 1;
const scale = (document.body.clientWidth / 1280);
Filters._svgDropshadowFilterBlur.setAttribute("stdDeviation",
1 * blurScale + " " +
1 * blurScale
);
Filters._svgDropshadowFilterOffset.setAttribute("dx",
String(Math.cos(45 * Math.PI / 180) * 1 * scale));
Filters._svgDropshadowFilterOffset.setAttribute("dy",
String(Math.sin(45 * Math.PI / 180) * 1 * scale));
Filters._svgDropshadowFilterFlood.setAttribute("flood-color",
'rgba(0, 0, 0, 1)');
Filters._svgDropshadowMergeNode.setAttribute("in",
"SourceGraphic");
})();