/*! * Zdog v1.1.2 * Round, flat, designer-friendly pseudo-3D engine * Licensed MIT * https://zzz.dog * Copyright 2020 Metafizzy */ (function(t,e){if(typeof module=="object"&&module.exports){module.exports=e()}else{t.Zdog=e()}})(this,function t(){var e={};e.TAU=Math.PI*2;e.extend=function(t,e){for(var r in e){t[r]=e[r]}return t};e.lerp=function(t,e,r){return(e-t)*r+t};e.modulo=function(t,e){return(t%e+e)%e};var s={2:function(t){return t*t},3:function(t){return t*t*t},4:function(t){return t*t*t*t},5:function(t){return t*t*t*t*t}};e.easeInOut=function(t,e){if(e==1){return t}t=Math.max(0,Math.min(1,t));var r=t<.5;var i=r?t:1-t;i/=.5;var n=s[e]||s[2];var o=n(i);o/=2;return r?o:1-o};return e});(function(t,e){if(typeof module=="object"&&module.exports){module.exports=e()}else{t.Zdog.CanvasRenderer=e()}})(this,function t(){var 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t=[this];return this.addChildFlatGraph(t)};a.prototype.addChildFlatGraph=function(r){this.children.forEach(function(t){var e=t.getFlatGraph();Array.prototype.push.apply(r,e)});return r};a.prototype.updateSortValue=function(){this.sortValue=this.renderOrigin.z};a.prototype.render=function(){};a.prototype.renderGraphCanvas=function(e){if(!e){throw new Error("ctx is "+e+". 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i=this.pixelRatio*this.zoom;t.scale(i,i);this.onPrerender(t)};n.prototype.postrenderCanvas=function(){this.ctx.restore()};n.prototype.setSvg=function(t){this.element=t;this.isSvg=true;this.pixelRatio=1;var e=t.getAttribute("width");var r=t.getAttribute("height");this.setSizeSvg(e,r)};n.prototype.setSizeSvg=function(t,e){this.width=t;this.height=e;var r=t/this.zoom;var i=e/this.zoom;var n=this.centered?-r/2:0;var o=this.centered?-i/2:0;this.element.setAttribute("viewBox",n+" "+o+" "+r+" "+i);if(this.resize){this.element.removeAttribute("width");this.element.removeAttribute("height")}else{this.element.setAttribute("width",t);this.element.setAttribute("height",e)}};n.prototype.renderGraphSvg=function(t){t=t||this;o(this.element);this.onPrerender(this.element);r.prototype.renderGraphSvg.call(t,this.element)};function o(t){while(t.firstChild){t.removeChild(t.firstChild)}}n.prototype.setDragRotate=function(t){if(!t){return}else 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