@g20/core
Version:
Geometric Algebra 2D Graphics Library
1 lines • 86.2 kB
JavaScript
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s||(s=e.zzz.svgClipPathElement=t.createSVGElement("clipPath",{"clip-rule":"nonzero"})),null===t.getParentNode(s)&&t.appendChild(t.getElementDefs(i),s),s},defs:{update:function(t,e){if(function(t){return t._flagUpdate}(e)){const i=Array.prototype.slice.call(e.children,0);for(let s=0;s<i.length;s++){const r=i[s],o=r.id,n=`[fill="url(#${o})"],[stroke="url(#${o})"],[clip-path="url(#${o})"]`;t.querySelector(n)||e.removeChild(r)}!function(t,e){t._flagUpdate=e}(e,!1)}}}};function gt(t){return`matrix(${[t.a,t.b,t.c,t.d,t.e,t.f].map(ft).join(" ")})`}const bt=12;function mt(t,e,i,s,r,o,n,h,a){const c=r*r-o*o,l=2*r*o,u=i,d=s,p=Math.tan(n),f=Math.tan(h),y=u*l,g=d*c,b=g*p,m=d*l,v=u*c-y*f+b*(p*f)*m,x=-y+b,w=t+p*e,z=g*f+m,k=g,A=e;a.set(v,x,w,z,k,A,0,0,1)}const vt=Math.cos,xt=Math.sin,wt=Math.tan;function zt(t,e){return t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]&&t[3]===e[3]&&t[4]===e[4]&&t[5]===e[5]&&t[6]===e[6]&&t[7]===e[7]&&t[8]===e[8]}class kt{#i=[[1,0,0,0,1,0,0,0,1],[1,0,0,0,1,0,0,0,1]];#s=t(this.#i[0],{equals:zt});constructor(t=1,e=0,i=0,s=0,r=1,o=0,n=0,h=0,a=1){this.set(t,e,i,s,r,o,n,h,a)}get a(){return this.#s.get()[0]}get b(){return this.#s.get()[3]}get c(){return this.#s.get()[1]}get d(){return this.#s.get()[4]}get e(){return this.#s.get()[2]}get f(){return this.#s.get()[5]}get a11(){return this.#s.get()[0]}get a12(){return this.#s.get()[1]}get a13(){return this.#s.get()[2]}get a21(){return this.#s.get()[3]}get a22(){return this.#s.get()[4]}get a23(){return this.#s.get()[5]}get a31(){return this.#s.get()[6]}get a32(){return this.#s.get()[7]}get a33(){return this.#s.get()[8]}toString(){return JSON.stringify([[this.a11,this.a12,this.a13],[this.a21,this.a22,this.a23],[this.a31,this.a32,this.a33]])}set(t,e,i,s,r,o,n,h,a){const c=this.#i[0],l=this.#i[1];return l[0]=t,l[1]=e,l[2]=i,l[3]=s,l[4]=r,l[5]=o,l[6]=n,l[7]=h,l[8]=a,zt(l,c)||(this.#i[0]=l,this.#i[1]=c,this.#s.set(l)),this}copy(t){return this.set(t.a11,t.a12,t.a13,t.a21,t.a22,t.a23,t.a31,t.a32,t.a33)}identity(){return this.set(1,0,0,0,1,0,0,0,1)}isNaN(){return isNaN(this.a11)||isNaN(this.a12)||isNaN(this.a13)||isNaN(this.a21)||isNaN(this.a22)||isNaN(this.a23)||isNaN(this.a31)||isNaN(this.a32)||isNaN(this.a33)}isOne(){return 1===this.a11&&0===this.a12&&0==this.a13&&0===this.a21&&1===this.a22&&0===this.a23&&0===this.a31&&0===this.a32&&1===this.a33}multiply(t,e,i,s,r,o,n,h,a){const c=this.#i[0],l=c[0],u=c[1],d=c[2],p=c[3],f=c[4],y=c[5],g=c[6],b=c[7],m=c[8],v=l*t+u*s+d*n,x=l*e+u*r+d*h,w=l*i+u*o+d*a,z=p*t+f*s+y*n,k=p*e+f*r+y*h,A=p*i+f*o+y*a,_=g*t+b*s+m*n,O=g*e+b*r+m*h,M=g*i+b*o+m*a;return this.set(v,x,w,z,k,A,_,O,M)}multiply_vector(t=0,e=0,i=1){return[this.a11*t+this.a12*e+this.a13*i,this.a21*t+this.a22*e+this.a23*i,this.a31*t+this.a32*e+this.a33*i]}multiply_by_scalar(t){const e=this.#i[0],i=e[0]*t,s=e[1]*t,r=e[2]*t,o=e[3]*t,n=e[4]*t,h=e[5]*t,a=e[6]*t,c=e[7]*t,l=e[8]*t;return this.set(i,s,r,o,n,h,a,c,l)}scale(t,e){return 1===t&&1===e?this:this.multiply(t,0,0,0,e,0,0,0,1)}rotate(t){const e=vt(t),i=xt(t);return 1===e&&0===i?this:this.multiply(e,-i,0,i,e,0,0,0,1)}translate(t){return 0===t.x&&0===t.y?this:this.multiply(1,0,t.x,0,1,t.y,0,0,1)}skewX(t){if(0===t)return this;{const e=wt(t);return this.multiply(1,e,0,0,1,0,0,0,1)}}skewY(t){if(0===t)return this;{const e=wt(t);return this.multiply(1,0,0,e,1,0,0,0,1)}}}class At extends at{board;#M=[];#C=new kt;#E=null;#S;#V;#B=new K(1,1);#F=new K(0,0);#R=t(1);#W=t("visible");#L=t(!1);#$=t(null);constructor(t,e={}){super(e.id),this.board=t,this.worldMatrix=new kt,e.position?this.#S=G(e.position):this.#S=new K(0,0),e.attitude?this.#V=Z(e.attitude):this.#V=new K(0,0,1,0),"boolean"==typeof e.plumb&&this.#L.set(e.plumb),"number"==typeof e.opacity&&this.#R.set(e.opacity),e.visibility&&this.#W.set(e.visibility);const i={sx:1,sy:1};"number"==typeof e.sx&&(i.sx=e.sx),"number"==typeof e.sy&&(i.sy=e.sy),this.#B.set(i.sx,i.sy),this.skewX=0,this.skewY=0,this.#M.push(this.#S.change$.subscribe((()=>{_t(this.#S,this.#V,this.#B,this.skewX,this.skewY,this.plumb,this.board.goofy,this.board.crazy,this.#C)}))),this.#M.push(this.#V.change$.subscribe((()=>{_t(this.#S,this.#V,this.#B,this.skewX,this.skewY,this.plumb,this.board.goofy,this.board.crazy,this.#C)}))),this.#M.push(this.#B.change$.subscribe((()=>{_t(this.#S,this.#V,this.#B,this.skewX,this.skewY,this.plumb,this.board.goofy,this.board.crazy,this.#C)}))),this.#M.push(this.#F.change$.subscribe((()=>{_t(this.#S,this.#V,this.#B,this.skewX,this.skewY,this.plumb,this.board.goofy,this.board.crazy,this.#C)})))}dispose(){nt(this.#M),super.dispose()}render(t,i,s){this.zzz.disposables.push(e((()=>{this.mask?(this.mask.render(t,i,s),t.setAttribute(this.zzz.viewee,"clip-path","url(#"+this.mask.id+")")):t.removeAttribute(this.zzz.viewee,"clip-path")}))),this.zzz.disposables.push(e((()=>{"string"==typeof this.id?t.setAttribute(this.zzz.viewee,"id",this.id):t.removeAttribute(this.zzz.viewee,"id")}))),this.zzz.disposables.push(e((()=>{const e=this.opacity,i={opacity:`${e}`};return 1===e?t.removeAttribute(this.zzz.viewee,"opacity"):t.setAttributes(this.zzz.viewee,i),function(){}}))),this.zzz.disposables.push(e((()=>{const e=this.zzz.viewee;this.matrix.isOne()?t.removeAttribute(e,"transform"):this.matrix.isNaN()?(t.setAttribute(e,"visibility","collapse"),t.removeAttribute(e,"transform")):t.setAttribute(e,"transform",gt(this.matrix))}))),this.zzz.disposables.push(e((()=>{const e=this.visibility;switch(e){case"visible":{const i={visibility:e};t.removeAttributes(this.zzz.viewee,i);break}default:{const i={visibility:e};t.setAttributes(this.zzz.viewee,i);break}}return function(){}})))}update(){return this}viewee(){return this.zzz.viewee}get X(){return this.#S}set X(t){if(t instanceof K)this.#S.copyVector(t);else if(Array.isArray(t))this.#S.set(t[0],t[1]);else{if(null===t)throw new Error;if("object"==typeof t){const e=t,i=e.x,s=e.y;"number"==typeof i&&"number"==typeof s&&this.#S.set(i,s)}}}get plumb(){return this.#L.get()}set plumb(t){this.#L.set(t)}get R(){return this.#V}set R(t){t instanceof K&&this.#V.copySpinor(t)}get scale(){if(this.#B.x===this.#B.y)return this.#B.x;throw new Error}set scale(t){"number"==typeof t?this.#B.set(t,t):Array.isArray(t)&&this.#B.set(t[0],t[1])}get sx(){return this.#B.x}set sx(t){this.#B.x=t}get sy(){return this.#B.y}set sy(t){this.#B.y=t}get skewX(){return this.#F.x}set skewX(t){this.#F.x=t}get skewY(){return this.#F.y}set skewY(t){this.#F.y=t}get mask(){return this.#$.get()}set mask(t){this.#$.set(t),this.zzz.flags[ot.ClipPath]=!0,t instanceof At&&!t.zzz.ismask&&(t.zzz.ismask=!0)}get matrix(){return this.#C}get opacity(){return this.#R.get()}set opacity(t){"number"==typeof t&&t>=0&&t<=1&&this.opacity!==t&&this.#R.set(t)}get visibility(){return this.#W.get()}set visibility(t){"string"==typeof t&&this.visibility!==t&&this.#W.set(t)}show(){return this.visibility="visible",this}hide(){return this.visibility="hidden",this}collapse(){return this.visibility="collapse",this}get worldMatrix(){return function(t,e){e=e&&e.identity()||new kt;let i=t;const s=[];for(;i&&i.matrix;)s.push(i.matrix),i=i.parent;s.reverse();for(let t=0;t<s.length;t++){const i=s[t];e.multiply(i.a11,i.a12,i.a13,i.a21,i.a22,i.a23,i.a31,i.a32,i.a33)}}(this,this.#E),this.#E}set worldMatrix(t){this.#E=t}}function _t(t,e,i,s,r,o,n,h,a){const c=t.x,l=t.y,u=i.x,d=i.y;if(n)if(o)if(h){const t=e.a,i=-e.b;mt(l,c,d,u,(i-t)/Math.SQRT2,(t+i)/Math.SQRT2,r,s,a)}else{mt(c,l,u,d,e.a,-e.b,s,r,a)}else if(h){mt(l,c,d,u,e.a,e.b,r,s,a)}else{mt(c,l,u,d,e.a,-e.b,s,r,a)}else if(o)if(h){mt(c,l,u,d,e.b,e.a,s,r,a)}else{const t=e.a,i=e.b;mt(l,c,d,u,(t-i)/Math.SQRT2,(t+i)/Math.SQRT2,r,s,a)}else if(h){mt(c,l,u,d,e.a,-e.b,s,r,a)}else{mt(l,c,d,u,e.a,e.b,r,s,a)}}class Ot extends At{#D;constructor(e,i=[],s={}){super(e,function(t){const e={id:t.id,attitude:t.attitude,opacity:t.opacity,plumb:t.plumb,position:t.position,sx:t.sx,sy:t.sy,visibility:t.visibility};return e}(s)),this.flagReset(!0),this.zzz.flags[ot.Beginning]=!1,this.zzz.flags[ot.Ending]=!1,this.zzz.flags[ot.ClipPath]=!1,this.#D=t(i)}dispose(){for(const t of this.children)t.dispose();super.dispose()}hasBoundingBox(){return!1}render(t,e,i){if(this.update(),this.zzz.viewee)t.setAttribute(this.zzz.viewee,"transform",gt(this.matrix));else{if(!t)throw new Error("viewDOM must be defined");{const s=t.createSVGElement("g",{id:this.id});if(this.zzz.viewee=s,!e)throw new Error("parentElement must be defined");t.appendChild(e,s),super.render(t,e,i)}}const s=this.children,r=s.length,o=this.zzz.viewee;for(let e=0;e<r;e++){s[e].render(t,o,i)}this.flagReset()}center(){const t=this.getBoundingBox(!0),e=(t.left+t.right)/2-this.X.x,i=(t.top+t.bottom)/2-this.X.y,s=this.children,r=s.length;for(let t=0;t<r;t++){const r=s[t];r.X.x-=e,r.X.y-=i}return this.mask&&(this.mask.X.x-=e,this.mask.X.y-=i),this}getById(t){let e=null;return function i(s){if(s.id===t)return s;if(s instanceof Ot&&s.children)for(let t=0;t<s.children.length;t++)if(e=i(s.children[t]),e)return e;return null}(this)}getByType(t){const e=[];return function i(s){if(s instanceof t&&e.push(s),s instanceof Ot&&s.children)for(let t=0;t<s.children.length;t++){i(s.children[t])}return e}(this)}add(...t){const e=this.children;for(let i=0;i<t.length;i++){const s=t[i],r=e.indexOf(s);r>=0&&e.splice(r,1),e.push(s)}return this}remove(...t){const e=this.children;for(let i=0;i<t.length;i++){const s=t[i];s.dispose();const r=e.indexOf(s);r>=0&&e.splice(r,1)}return this}getBoundingBox(t=!1){this.update();let e=1/0,i=-1/0,s=1/0,r=-1/0;const o=t?this.matrix:this.worldMatrix;for(let n=0;n<this.children.length;n++){const h=this.children[n];if("visible"!==h.visibility||h.hasBoundingBox())continue;const a=h.getBoundingBox(t),c="number"!=typeof a.top||isNaN(a.top)||!isFinite(a.top),l="number"!=typeof a.left||isNaN(a.left)||!isFinite(a.left),u="number"!=typeof a.right||isNaN(a.right)||!isFinite(a.right),d="number"!=typeof a.bottom||isNaN(a.bottom)||!isFinite(a.bottom);if(!(c||l||u||d))if(t){const[t,n]=o.multiply_vector(a.left,a.top),[h,c]=o.multiply_vector(a.right,a.top),[l,u]=o.multiply_vector(a.left,a.bottom),[d,p]=o.multiply_vector(a.right,a.bottom);s=Math.min(n,c,u,p),e=Math.min(t,h,l,d),i=Math.max(t,h,l,d),r=Math.max(n,c,u,p)}else s=Math.min(a.top,s),e=Math.min(a.left,e),i=Math.max(a.right,i),r=Math.max(a.bottom,r)}return{top:s,left:e,right:i,bottom:r}}update(){return super.update()}flagReset(t=!1){return this.zzz.flags[ot.ClipPath]=t,this.zzz.flags[ot.Beginning]=t,this.zzz.flags[ot.Ending]=t,this}get children(){return this.#D.get()}set children(t){this.#D.set(t);for(let e=0;e<t.length;e++){Mt(t[e],this)}}}function Mt(t,e){const i=t.parent;if(i!==e){if(i&&i instanceof Ot){const e=i.children.indexOf(t);i.children.splice(e,1)}e?t.parent=e:delete t.parent}}class Ct{name;#P=[];#N=[];#j;#q=null;#T=null;#I;constructor(e,i){this.name=i,this.#j=t(e)}get(){return this.#j.get()}set(t){const e=this.#j.get();t!==e&&(st(e)&&(this.#q?e.decrementUse(this.#T,this.#T.getElementDefs(this.#q)):this.#N.push(e)),st(t)&&(this.#q?t.incrementUse(this.#T,this.#T.getElementDefs(this.#q)):this.#P.push(t)),this.#j.set(t))}use(t,e,i){this.#T=t,this.#q=e,this.#I=i;const s=this.#T.getElementDefs(e);for(const t of this.#P)t.incrementUse(this.#T,s);this.#P.length=0;for(const t of this.#N)t.decrementUse(this.#T,s);this.#N.length=0}update(){const t=this.#j.get();"string"==typeof t?this.#T.setAttribute(this.#I,this.name,t):st(t)?this.#T.setAttribute(this.#I,this.name,t.serialize()):this.#T.removeAttribute(this.#I,this.name)}}class Et extends At{#X=new Ct(null,"fill");#U=t(1);#Y=new Ct(null,"stroke");#G=t(1);#Z=t(1);#K=t([]);#Q=t(null);constructor(t,e={}){super(t,function(t){const e={id:t.id,plumb:t.plumb,attitude:t.attitude,position:t.position,sx:t.sx,sy:t.sy,visibility:t.visibility};return e}(e)),Array.isArray(e.dashes)&&(this.dashes=e.dashes),e.fillColor&&(this.fillColor=e.fillColor),"number"==typeof e.fillOpacity?this.fillOpacity=e.fillOpacity:this.fillOpacity=1,e.strokeColor&&(this.strokeColor=e.strokeColor),"number"==typeof e.strokeWidth?this.strokeWidth=e.strokeWidth:this.strokeWidth=1,"number"==typeof e.strokeOpacity?this.strokeOpacity=e.strokeOpacity:this.strokeOpacity=1,"string"==typeof e.vectorEffect&&(this.vectorEffect=e.vectorEffect)}get dashes(){return this.#K.get()}set dashes(t){Array.isArray(t)&&this.#K.set(t)}get fillColor(){return this.#X.get()}set fillColor(t){this.#X.set(t),this.zzz.flags[ot.Fill]=!0}get fillOpacity(){return this.#U.get()}set fillOpacity(t){this.#U.set(t)}get strokeColor(){return this.#Y.get()}set strokeColor(t){this.#Y.set(t),this.zzz.flags[ot.Stroke]=!0}get strokeOpacity(){return this.#Z.get()}set strokeOpacity(t){this.#Z.set(t)}get strokeWidth(){return this.#G.get()}set strokeWidth(t){"number"==typeof t&&(isNaN(t)||this.#G.set(t))}get vectorEffect(){return this.#Q.get()}set vectorEffect(t){this.#Q.set(t)}noFill(){return this.fillColor="none",this}noStroke(){return this.strokeColor="none",this}render(t,i,s){if(!this.zzz.viewee)throw new Error;this.#X.use(t,s,this.zzz.viewee),this.#Y.use(t,s,this.zzz.viewee),this.zzz.disposables.push(e((()=>{const e=this.dashes;return Array.isArray(e)&&e.length>0?t.setAttribute(this.zzz.viewee,"stroke-dasharray",this.dashes.join(" ")):t.removeAttribute(this.zzz.viewee,"stroke-dasharray"),function(){}}))),this.zzz.disposables.push(e((()=>(this.#X.update(),function(){})))),this.zzz.disposables.push(e((()=>{const e=this.fillOpacity;return 1!==e?t.setAttribute(this.zzz.viewee,"fill-opacity",`${e}`):t.removeAttribute(this.zzz.viewee,"fill-opacity"),function(){}}))),this.zzz.disposables.push(e((()=>(this.#Y.update(),function(){})))),this.zzz.disposables.push(e((()=>{const e=this.strokeOpacity;return 1!==e?t.setAttribute(this.zzz.viewee,"stroke-opacity",`${e}`):t.removeAttribute(this.zzz.viewee,"stroke-opacity"),function(){}}))),this.zzz.disposables.push(e((()=>{const e=this.strokeWidth;return 1!==e?t.setAttribute(this.zzz.viewee,"stroke-width",`${e}`):t.removeAttribute(this.zzz.viewee,"stroke-width"),function(){}}))),this.zzz.disposables.push(e((()=>{const e=this.vectorEffect;return"string"==typeof e?t.setAttribute(this.zzz.viewee,"vector-effect",`${e}`):t.removeAttribute(this.zzz.viewee,"vector-effect"),function(){}}))),super.render(t,i,s)}}const 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