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svg-path-properties - npm Package Compare versions

Comparing version 1.0.12 to 1.0.13

4

dist/svg-path-properties.cjs.js

@@ -1,2 +0,2 @@

// http://geoexamples.com/path-properties/ v1.0.11 Copyright 2022 Roger Veciana i Rovira
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h=e.charAt(0),r=h.toLowerCase(),a=s(e.substr(1));for("m"===r&&a.length>2&&(t.push([h].concat(n(a.splice(0,2)))),r="l",h="m"===h?"l":"L");a.length>=0;){if(a.length===i[r]){t.push([h].concat(n(a.splice(0,i[r]))));break}if(a.length<i[r])throw new Error('Malformed path data: "'.concat(h,'" must have ').concat(i[r]," elements and has ").concat(a.length,": ").concat(e));t.push([h].concat(n(a.splice(0,i[r]))))}return t}),[])}(e),l=[0,0],c=[0,0],f=[0,0],y=0;y<u.length;y++){if("M"===u[y][0])f=[(l=[u[y][1],u[y][2]])[0],l[1]],this.functions.push(null),0===y&&(this.initial_point={x:u[y][1],y:u[y][2]});else if("m"===u[y][0])f=[(l=[u[y][1]+l[0],u[y][2]+l[1]])[0],l[1]],this.functions.push(null);else if("L"===u[y][0])this.length+=Math.sqrt(Math.pow(l[0]-u[y][1],2)+Math.pow(l[1]-u[y][2],2)),this.functions.push(new a(l[0],u[y][1],l[1],u[y][2])),l=[u[y][1],u[y][2]];else if("l"===u[y][0])this.length+=Math.sqrt(Math.pow(u[y][1],2)+Math.pow(u[y][2],2)),this.functions.push(new a(l[0],u[y][1]+l[0],l[1],u[y][2]+l[1])),l=[u[y][1]+l[0],u[y][2]+l[1]];else if("H"===u[y][0])this.length+=Math.abs(l[0]-u[y][1]),this.functions.push(new a(l[0],u[y][1],l[1],l[1])),l[0]=u[y][1];else if("h"===u[y][0])this.length+=Math.abs(u[y][1]),this.functions.push(new a(l[0],l[0]+u[y][1],l[1],l[1])),l[0]=u[y][1]+l[0];else if("V"===u[y][0])this.length+=Math.abs(l[1]-u[y][1]),this.functions.push(new a(l[0],l[0],l[1],u[y][1])),l[1]=u[y][1];else if("v"===u[y][0])this.length+=Math.abs(u[y][1]),this.functions.push(new a(l[0],l[0],l[1],l[1]+u[y][1])),l[1]=u[y][1]+l[1];else if("z"===u[y][0]||"Z"===u[y][0])this.length+=Math.sqrt(Math.pow(f[0]-l[0],2)+Math.pow(f[1]-l[1],2)),this.functions.push(new a(l[0],f[0],l[1],f[1])),l=[f[0],f[1]];else if("C"===u[y][0])g=new _(l[0],l[1],u[y][1],u[y][2],u[y][3],u[y][4],u[y][5],u[y][6]),this.length+=g.getTotalLength(),l=[u[y][5],u[y][6]],this.functions.push(g);else if("c"===u[y][0])(g=new 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M=new a(u[y][1],u[y][3],u[y][2],u[y][4]);this.length+=M.getTotalLength(),this.functions.push(M)}else g=new _(l[0],l[1],u[y][1],u[y][2],u[y][3],u[y][4],void 0,void 0),this.length+=g.getTotalLength(),this.functions.push(g);l=[u[y][3],u[y][4]],c=[u[y][1],u[y][2]]}else if("q"===u[y][0]){if(0!=u[y][1]||0!=u[y][2])g=new _(l[0],l[1],l[0]+u[y][1],l[1]+u[y][2],l[0]+u[y][3],l[1]+u[y][4],void 0,void 0),this.length+=g.getTotalLength(),this.functions.push(g);else{var L=new a(l[0]+u[y][1],l[0]+u[y][3],l[1]+u[y][2],l[1]+u[y][4]);this.length+=L.getTotalLength(),this.functions.push(L)}c=[l[0]+u[y][1],l[1]+u[y][2]],l=[u[y][3]+l[0],u[y][4]+l[1]]}else if("T"===u[y][0]){if(y>0&&["Q","q","T","t"].indexOf(u[y-1][0])>-1)g=new _(l[0],l[1],2*l[0]-c[0],2*l[1]-c[1],u[y][1],u[y][2],void 0,void 0),this.functions.push(g),this.length+=g.getTotalLength();else{var w=new a(l[0],u[y][1],l[1],u[y][2]);this.functions.push(w),this.length+=w.getTotalLength()}c=[2*l[0]-c[0],2*l[1]-c[1]],l=[u[y][1],u[y][2]]}else if("t"===u[y][0]){if(y>0&&["Q","q","T","t"].indexOf(u[y-1][0])>-1)g=new _(l[0],l[1],2*l[0]-c[0],2*l[1]-c[1],l[0]+u[y][1],l[1]+u[y][2],void 0,void 0),this.length+=g.getTotalLength(),this.functions.push(g);else{var A=new a(l[0],l[0]+u[y][1],l[1],l[1]+u[y][2]);this.length+=A.getTotalLength(),this.functions.push(A)}c=[2*l[0]-c[0],2*l[1]-c[1]],l=[u[y][1]+l[0],u[y][2]+l[1]]}else if("A"===u[y][0]){var d=new o(l[0],l[1],u[y][1],u[y][2],u[y][3],1===u[y][4],1===u[y][5],u[y][6],u[y][7]);this.length+=d.getTotalLength(),l=[u[y][6],u[y][7]],this.functions.push(d)}else if("a"===u[y][0]){var P=new o(l[0],l[1],u[y][1],u[y][2],u[y][3],1===u[y][4],1===u[y][5],l[0]+u[y][6],l[1]+u[y][7]);this.length+=P.getTotalLength(),l=[l[0]+u[y][6],l[1]+u[y][7]],this.functions.push(P)}this.partial_lengths.push(this.length)}},C=function(n){var e=this;if(t(this,"inst",void 0),t(this,"getTotalLength",(function(){return e.inst.getTotalLength()})),t(this,"getPointAtLength",(function(t){return e.inst.getPointAtLength(t)})),t(this,"getTangentAtLength",(function(t){return e.inst.getTangentAtLength(t)})),t(this,"getPropertiesAtLength",(function(t){return e.inst.getPropertiesAtLength(t)})),t(this,"getParts",(function(){return e.inst.getParts()})),this.inst=new S(n),!(this instanceof C))return new C(n)};exports.svgPathProperties=C;

4

dist/svg-path-properties.esm.js

@@ -1,2 +0,2 @@

// http://geoexamples.com/path-properties/ v1.0.11 Copyright 2022 Roger Veciana i Rovira
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r=this;t(this,"length",0),t(this,"partial_lengths",[]),t(this,"functions",[]),t(this,"initial_point",null),t(this,"getPartAtLength",(function(t){t<0?t=0:t>r.length&&(t=r.length);for(var n=r.partial_lengths.length-1;r.partial_lengths[n]>=t&&n>0;)n--;return n++,{fraction:t-r.partial_lengths[n-1],i:n}})),t(this,"getTotalLength",(function(){return r.length})),t(this,"getPointAtLength",(function(t){var n=r.getPartAtLength(t),e=r.functions[n.i];if(e)return e.getPointAtLength(n.fraction);if(r.initial_point)return r.initial_point;throw new Error("Wrong function at this part.")})),t(this,"getTangentAtLength",(function(t){var n=r.getPartAtLength(t),e=r.functions[n.i];if(e)return e.getTangentAtLength(n.fraction);if(r.initial_point)return{x:0,y:0};throw new Error("Wrong function at this part.")})),t(this,"getPropertiesAtLength",(function(t){var n=r.getPartAtLength(t),e=r.functions[n.i];if(e)return e.getPropertiesAtLength(n.fraction);if(r.initial_point)return{x:r.initial_point.x,y:r.initial_point.y,tangentX:0,tangentY:0};throw new Error("Wrong function at this part.")})),t(this,"getParts",(function(){for(var t=[],n=0;n<r.functions.length;n++)if(null!==r.functions[n]){r.functions[n]=r.functions[n];var e={start:r.functions[n].getPointAtLength(0),end:r.functions[n].getPointAtLength(r.partial_lengths[n]-r.partial_lengths[n-1]),length:r.partial_lengths[n]-r.partial_lengths[n-1],getPointAtLength:r.functions[n].getPointAtLength,getTangentAtLength:r.functions[n].getTangentAtLength,getPropertiesAtLength:r.functions[n].getPropertiesAtLength};t.push(e)}return t}));for(var g,u=function(t){var e=(t&&t.length>0?t:"M0,0").match(h);if(!e)throw new Error("No path elements found in string ".concat(t));return e.reduce((function(t,e){var h=e.charAt(0),r=h.toLowerCase(),a=s(e.substr(1));for("m"===r&&a.length>2&&(t.push([h].concat(n(a.splice(0,2)))),r="l",h="m"===h?"l":"L");a.length>=0;){if(a.length===i[r]){t.push([h].concat(n(a.splice(0,i[r]))));break}if(a.length<i[r])throw new Error('Malformed path data: "'.concat(h,'" must have ').concat(i[r]," elements and has ").concat(a.length,": ").concat(e));t.push([h].concat(n(a.splice(0,i[r]))))}return t}),[])}(e),l=[0,0],c=[0,0],f=[0,0],y=0;y<u.length;y++){if("M"===u[y][0])f=[(l=[u[y][1],u[y][2]])[0],l[1]],this.functions.push(null),0===y&&(this.initial_point={x:u[y][1],y:u[y][2]});else if("m"===u[y][0])f=[(l=[u[y][1]+l[0],u[y][2]+l[1]])[0],l[1]],this.functions.push(null);else if("L"===u[y][0])this.length+=Math.sqrt(Math.pow(l[0]-u[y][1],2)+Math.pow(l[1]-u[y][2],2)),this.functions.push(new a(l[0],u[y][1],l[1],u[y][2])),l=[u[y][1],u[y][2]];else if("l"===u[y][0])this.length+=Math.sqrt(Math.pow(u[y][1],2)+Math.pow(u[y][2],2)),this.functions.push(new a(l[0],u[y][1]+l[0],l[1],u[y][2]+l[1])),l=[u[y][1]+l[0],u[y][2]+l[1]];else if("H"===u[y][0])this.length+=Math.abs(l[0]-u[y][1]),this.functions.push(new a(l[0],u[y][1],l[1],l[1])),l[0]=u[y][1];else if("h"===u[y][0])this.length+=Math.abs(u[y][1]),this.functions.push(new a(l[0],l[0]+u[y][1],l[1],l[1])),l[0]=u[y][1]+l[0];else if("V"===u[y][0])this.length+=Math.abs(l[1]-u[y][1]),this.functions.push(new a(l[0],l[0],l[1],u[y][1])),l[1]=u[y][1];else if("v"===u[y][0])this.length+=Math.abs(u[y][1]),this.functions.push(new a(l[0],l[0],l[1],l[1]+u[y][1])),l[1]=u[y][1]+l[1];else if("z"===u[y][0]||"Z"===u[y][0])this.length+=Math.sqrt(Math.pow(f[0]-l[0],2)+Math.pow(f[1]-l[1],2)),this.functions.push(new a(l[0],f[0],l[1],f[1])),l=[f[0],f[1]];else if("C"===u[y][0])g=new _(l[0],l[1],u[y][1],u[y][2],u[y][3],u[y][4],u[y][5],u[y][6]),this.length+=g.getTotalLength(),l=[u[y][5],u[y][6]],this.functions.push(g);else if("c"===u[y][0])(g=new 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M=new a(u[y][1],u[y][3],u[y][2],u[y][4]);this.length+=M.getTotalLength(),this.functions.push(M)}else g=new _(l[0],l[1],u[y][1],u[y][2],u[y][3],u[y][4],void 0,void 0),this.length+=g.getTotalLength(),this.functions.push(g);l=[u[y][3],u[y][4]],c=[u[y][1],u[y][2]]}else if("q"===u[y][0]){if(0!=u[y][1]||0!=u[y][2])g=new _(l[0],l[1],l[0]+u[y][1],l[1]+u[y][2],l[0]+u[y][3],l[1]+u[y][4],void 0,void 0),this.length+=g.getTotalLength(),this.functions.push(g);else{var L=new a(l[0]+u[y][1],l[0]+u[y][3],l[1]+u[y][2],l[1]+u[y][4]);this.length+=L.getTotalLength(),this.functions.push(L)}c=[l[0]+u[y][1],l[1]+u[y][2]],l=[u[y][3]+l[0],u[y][4]+l[1]]}else if("T"===u[y][0]){if(y>0&&["Q","q","T","t"].indexOf(u[y-1][0])>-1)g=new _(l[0],l[1],2*l[0]-c[0],2*l[1]-c[1],u[y][1],u[y][2],void 0,void 0),this.functions.push(g),this.length+=g.getTotalLength();else{var w=new a(l[0],u[y][1],l[1],u[y][2]);this.functions.push(w),this.length+=w.getTotalLength()}c=[2*l[0]-c[0],2*l[1]-c[1]],l=[u[y][1],u[y][2]]}else if("t"===u[y][0]){if(y>0&&["Q","q","T","t"].indexOf(u[y-1][0])>-1)g=new _(l[0],l[1],2*l[0]-c[0],2*l[1]-c[1],l[0]+u[y][1],l[1]+u[y][2],void 0,void 0),this.length+=g.getTotalLength(),this.functions.push(g);else{var A=new a(l[0],l[0]+u[y][1],l[1],l[1]+u[y][2]);this.length+=A.getTotalLength(),this.functions.push(A)}c=[2*l[0]-c[0],2*l[1]-c[1]],l=[u[y][1]+l[0],u[y][2]+l[1]]}else if("A"===u[y][0]){var d=new o(l[0],l[1],u[y][1],u[y][2],u[y][3],1===u[y][4],1===u[y][5],u[y][6],u[y][7]);this.length+=d.getTotalLength(),l=[u[y][6],u[y][7]],this.functions.push(d)}else if("a"===u[y][0]){var P=new o(l[0],l[1],u[y][1],u[y][2],u[y][3],1===u[y][4],1===u[y][5],l[0]+u[y][6],l[1]+u[y][7]);this.length+=P.getTotalLength(),l=[l[0]+u[y][6],l[1]+u[y][7]],this.functions.push(P)}this.partial_lengths.push(this.length)}},C=function(n){var e=this;if(t(this,"inst",void 0),t(this,"getTotalLength",(function(){return e.inst.getTotalLength()})),t(this,"getPointAtLength",(function(t){return 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// http://geoexamples.com/path-properties/ v1.0.12 Copyright 2022 Roger Veciana i Rovira
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a=0;a<=s;a++)r+=M[s][a]*Math.pow(1-e,s-a)*Math.pow(e,a)*i[a];return r}h=new Array(s);for(var o=0;o<s;o++)h[o]=s*(i[o+1]-i[o]);return t(n-1,e,h)},q=function(t,n,e){for(var i=1,h=t/n,r=(t-e(h))/n,s=0;i>.001;){var a=e(h+r),o=Math.abs(t-a)/n;if(o<i)i=o,h+=r;else{var g=e(h-r),u=Math.abs(t-g)/n;u<i?(i=u,h-=r):r/=2}if(++s>500)break}return h},_=function(n,e,i,h,r,s,a,o){var g=this;t(this,"a",void 0),t(this,"b",void 0),t(this,"c",void 0),t(this,"d",void 0),t(this,"length",void 0),t(this,"getArcLength",void 0),t(this,"getPoint",void 0),t(this,"getDerivative",void 0),t(this,"getTotalLength",(function(){return g.length})),t(this,"getPointAtLength",(function(t){var n=[g.a.x,g.b.x,g.c.x,g.d.x],e=[g.a.y,g.b.y,g.c.y,g.d.y],i=q(t,g.length,(function(t){return g.getArcLength(n,e,t)}));return g.getPoint(n,e,i)})),t(this,"getTangentAtLength",(function(t){var n=[g.a.x,g.b.x,g.c.x,g.d.x],e=[g.a.y,g.b.y,g.c.y,g.d.y],i=q(t,g.length,(function(t){return g.getArcLength(n,e,t)})),h=g.getDerivative(n,e,i),r=Math.sqrt(h.x*h.x+h.y*h.y);return r>0?{x:h.x/r,y:h.y/r}:{x:0,y:0}})),t(this,"getPropertiesAtLength",(function(t){var n,e=[g.a.x,g.b.x,g.c.x,g.d.x],i=[g.a.y,g.b.y,g.c.y,g.d.y],h=q(t,g.length,(function(t){return g.getArcLength(e,i,t)})),r=g.getDerivative(e,i,h),s=Math.sqrt(r.x*r.x+r.y*r.y);n=s>0?{x:r.x/s,y:r.y/s}:{x:0,y:0};var a=g.getPoint(e,i,h);return{x:a.x,y:a.y,tangentX:n.x,tangentY:n.y}})),t(this,"getC",(function(){return g.c})),t(this,"getD",(function(){return g.d})),this.a={x:n,y:e},this.b={x:i,y:h},this.c={x:r,y:s},void 0!==a&&void 0!==o?(this.getArcLength=A,this.getPoint=L,this.getDerivative=w,this.d={x:a,y:o}):(this.getArcLength=P,this.getPoint=d,this.getDerivative=b,this.d={x:0,y:0}),this.length=this.getArcLength([this.a.x,this.b.x,this.c.x,this.d.x],[this.a.y,this.b.y,this.c.y,this.d.y],1)},S=function(e){var r=this;t(this,"length",0),t(this,"partial_lengths",[]),t(this,"functions",[]),t(this,"initial_point",null),t(this,"getPartAtLength",(function(t){t<0?t=0:t>r.length&&(t=r.length);for(var n=r.partial_lengths.length-1;r.partial_lengths[n]>=t&&n>0;)n--;return n++,{fraction:t-r.partial_lengths[n-1],i:n}})),t(this,"getTotalLength",(function(){return r.length})),t(this,"getPointAtLength",(function(t){var n=r.getPartAtLength(t),e=r.functions[n.i];if(e)return e.getPointAtLength(n.fraction);if(r.initial_point)return r.initial_point;throw new Error("Wrong function at this part.")})),t(this,"getTangentAtLength",(function(t){var n=r.getPartAtLength(t),e=r.functions[n.i];if(e)return e.getTangentAtLength(n.fraction);if(r.initial_point)return{x:0,y:0};throw new Error("Wrong function at this part.")})),t(this,"getPropertiesAtLength",(function(t){var n=r.getPartAtLength(t),e=r.functions[n.i];if(e)return e.getPropertiesAtLength(n.fraction);if(r.initial_point)return{x:r.initial_point.x,y:r.initial_point.y,tangentX:0,tangentY:0};throw new Error("Wrong function at this part.")})),t(this,"getParts",(function(){for(var t=[],n=0;n<r.functions.length;n++)if(null!==r.functions[n]){r.functions[n]=r.functions[n];var e={start:r.functions[n].getPointAtLength(0),end:r.functions[n].getPointAtLength(r.partial_lengths[n]-r.partial_lengths[n-1]),length:r.partial_lengths[n]-r.partial_lengths[n-1],getPointAtLength:r.functions[n].getPointAtLength,getTangentAtLength:r.functions[n].getTangentAtLength,getPropertiesAtLength:r.functions[n].getPropertiesAtLength};t.push(e)}return t}));for(var g,u=function(t){var e=(t&&t.length>0?t:"M0,0").match(h);if(!e)throw new Error("No path elements found in string ".concat(t));return e.reduce((function(t,e){var h=e.charAt(0),r=h.toLowerCase(),a=s(e.substr(1));for("m"===r&&a.length>2&&(t.push([h].concat(n(a.splice(0,2)))),r="l",h="m"===h?"l":"L");a.length>=0;){if(a.length===i[r]){t.push([h].concat(n(a.splice(0,i[r]))));break}if(a.length<i[r])throw new Error('Malformed path data: "'.concat(h,'" must have ').concat(i[r]," elements and has ").concat(a.length,": ").concat(e));t.push([h].concat(n(a.splice(0,i[r]))))}return t}),[])}(e),l=[0,0],c=[0,0],f=[0,0],y=0;y<u.length;y++){if("M"===u[y][0])f=[(l=[u[y][1],u[y][2]])[0],l[1]],this.functions.push(null),0===y&&(this.initial_point={x:u[y][1],y:u[y][2]});else if("m"===u[y][0])f=[(l=[u[y][1]+l[0],u[y][2]+l[1]])[0],l[1]],this.functions.push(null);else if("L"===u[y][0])this.length+=Math.sqrt(Math.pow(l[0]-u[y][1],2)+Math.pow(l[1]-u[y][2],2)),this.functions.push(new a(l[0],u[y][1],l[1],u[y][2])),l=[u[y][1],u[y][2]];else if("l"===u[y][0])this.length+=Math.sqrt(Math.pow(u[y][1],2)+Math.pow(u[y][2],2)),this.functions.push(new a(l[0],u[y][1]+l[0],l[1],u[y][2]+l[1])),l=[u[y][1]+l[0],u[y][2]+l[1]];else if("H"===u[y][0])this.length+=Math.abs(l[0]-u[y][1]),this.functions.push(new a(l[0],u[y][1],l[1],l[1])),l[0]=u[y][1];else if("h"===u[y][0])this.length+=Math.abs(u[y][1]),this.functions.push(new a(l[0],l[0]+u[y][1],l[1],l[1])),l[0]=u[y][1]+l[0];else if("V"===u[y][0])this.length+=Math.abs(l[1]-u[y][1]),this.functions.push(new a(l[0],l[0],l[1],u[y][1])),l[1]=u[y][1];else if("v"===u[y][0])this.length+=Math.abs(u[y][1]),this.functions.push(new a(l[0],l[0],l[1],l[1]+u[y][1])),l[1]=u[y][1]+l[1];else if("z"===u[y][0]||"Z"===u[y][0])this.length+=Math.sqrt(Math.pow(f[0]-l[0],2)+Math.pow(f[1]-l[1],2)),this.functions.push(new a(l[0],f[0],l[1],f[1])),l=[f[0],f[1]];else if("C"===u[y][0])g=new _(l[0],l[1],u[y][1],u[y][2],u[y][3],u[y][4],u[y][5],u[y][6]),this.length+=g.getTotalLength(),l=[u[y][5],u[y][6]],this.functions.push(g);else if("c"===u[y][0])(g=new _(l[0],l[1],l[0]+u[y][1],l[1]+u[y][2],l[0]+u[y][3],l[1]+u[y][4],l[0]+u[y][5],l[1]+u[y][6])).getTotalLength()>0?(this.length+=g.getTotalLength(),this.functions.push(g),l=[u[y][5]+l[0],u[y][6]+l[1]]):this.functions.push(new a(l[0],l[0],l[1],l[1]));else if("S"===u[y][0]){if(y>0&&["C","c","S","s"].indexOf(u[y-1][0])>-1){if(g){var x=g.getC();g=new _(l[0],l[1],2*l[0]-x.x,2*l[1]-x.y,u[y][1],u[y][2],u[y][3],u[y][4])}}else g=new _(l[0],l[1],l[0],l[1],u[y][1],u[y][2],u[y][3],u[y][4]);g&&(this.length+=g.getTotalLength(),l=[u[y][3],u[y][4]],this.functions.push(g))}else if("s"===u[y][0]){if(y>0&&["C","c","S","s"].indexOf(u[y-1][0])>-1){if(g){var p=g.getC(),v=g.getD();g=new _(l[0],l[1],l[0]+v.x-p.x,l[1]+v.y-p.y,l[0]+u[y][1],l[1]+u[y][2],l[0]+u[y][3],l[1]+u[y][4])}}else g=new _(l[0],l[1],l[0],l[1],l[0]+u[y][1],l[1]+u[y][2],l[0]+u[y][3],l[1]+u[y][4]);g&&(this.length+=g.getTotalLength(),l=[u[y][3]+l[0],u[y][4]+l[1]],this.functions.push(g))}else if("Q"===u[y][0]){if(l[0]==u[y][1]&&l[1]==u[y][2]){var M=new a(u[y][1],u[y][3],u[y][2],u[y][4]);this.length+=M.getTotalLength(),this.functions.push(M)}else g=new _(l[0],l[1],u[y][1],u[y][2],u[y][3],u[y][4],void 0,void 0),this.length+=g.getTotalLength(),this.functions.push(g);l=[u[y][3],u[y][4]],c=[u[y][1],u[y][2]]}else if("q"===u[y][0]){if(0!=u[y][1]||0!=u[y][2])g=new _(l[0],l[1],l[0]+u[y][1],l[1]+u[y][2],l[0]+u[y][3],l[1]+u[y][4],void 0,void 0),this.length+=g.getTotalLength(),this.functions.push(g);else{var L=new a(l[0]+u[y][1],l[0]+u[y][3],l[1]+u[y][2],l[1]+u[y][4]);this.length+=L.getTotalLength(),this.functions.push(L)}c=[l[0]+u[y][1],l[1]+u[y][2]],l=[u[y][3]+l[0],u[y][4]+l[1]]}else if("T"===u[y][0]){if(y>0&&["Q","q","T","t"].indexOf(u[y-1][0])>-1)g=new _(l[0],l[1],2*l[0]-c[0],2*l[1]-c[1],u[y][1],u[y][2],void 0,void 0),this.functions.push(g),this.length+=g.getTotalLength();else{var w=new a(l[0],u[y][1],l[1],u[y][2]);this.functions.push(w),this.length+=w.getTotalLength()}c=[2*l[0]-c[0],2*l[1]-c[1]],l=[u[y][1],u[y][2]]}else if("t"===u[y][0]){if(y>0&&["Q","q","T","t"].indexOf(u[y-1][0])>-1)g=new _(l[0],l[1],2*l[0]-c[0],2*l[1]-c[1],l[0]+u[y][1],l[1]+u[y][2],void 0,void 0),this.length+=g.getTotalLength(),this.functions.push(g);else{var A=new a(l[0],l[0]+u[y][1],l[1],l[1]+u[y][2]);this.length+=A.getTotalLength(),this.functions.push(A)}c=[2*l[0]-c[0],2*l[1]-c[1]],l=[u[y][1]+l[0],u[y][2]+l[1]]}else if("A"===u[y][0]){var d=new o(l[0],l[1],u[y][1],u[y][2],u[y][3],1===u[y][4],1===u[y][5],u[y][6],u[y][7]);this.length+=d.getTotalLength(),l=[u[y][6],u[y][7]],this.functions.push(d)}else if("a"===u[y][0]){var P=new o(l[0],l[1],u[y][1],u[y][2],u[y][3],1===u[y][4],1===u[y][5],l[0]+u[y][6],l[1]+u[y][7]);this.length+=P.getTotalLength(),l=[l[0]+u[y][6],l[1]+u[y][7]],this.functions.push(P)}this.partial_lengths.push(this.length)}},C=function(n){var e=this;if(t(this,"inst",void 0),t(this,"getTotalLength",(function(){return e.inst.getTotalLength()})),t(this,"getPointAtLength",(function(t){return e.inst.getPointAtLength(t)})),t(this,"getTangentAtLength",(function(t){return e.inst.getTangentAtLength(t)})),t(this,"getPropertiesAtLength",(function(t){return e.inst.getPropertiesAtLength(t)})),t(this,"getParts",(function(){return e.inst.getParts()})),this.inst=new S(n),!(this instanceof C))return new C(n)};export{C as svgPathProperties};

4

dist/svg-path-properties.min.js

@@ -1,2 +0,2 @@

// http://geoexamples.com/path-properties/ v1.0.11 Copyright 2022 Roger Veciana i Rovira
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"version": "1.0.12",
"version": "1.0.13",
"description": "Calculate the length for an SVG path, to use it with node or a Canvas element",

@@ -5,0 +5,0 @@ "keywords": [

18

src/linear.ts

@@ -17,7 +17,13 @@ import { Properties, Point, PointProperties } from "./types";

public getTotalLength = () => {
return Math.sqrt(Math.pow(this.x0 - this.x1, 2) + Math.pow(this.y0 - this.y1, 2));
return Math.sqrt(
Math.pow(this.x0 - this.x1, 2) + Math.pow(this.y0 - this.y1, 2)
);
};
public getPointAtLength = (pos: number): Point => {
let fraction = pos / Math.sqrt(Math.pow(this.x0 - this.x1, 2) + Math.pow(this.y0 - this.y1, 2));
let fraction =
pos /
Math.sqrt(
Math.pow(this.x0 - this.x1, 2) + Math.pow(this.y0 - this.y1, 2)
);

@@ -33,5 +39,9 @@ fraction = Number.isNaN(fraction) ? 1 : fraction;

const module = Math.sqrt(
(this.x1 - this.x0) * (this.x1 - this.x0) + (this.y1 - this.y0) * (this.y1 - this.y0)
(this.x1 - this.x0) * (this.x1 - this.x0) +
(this.y1 - this.y0) * (this.y1 - this.y0)
);
return { x: (this.x1 - this.x0) / module, y: (this.y1 - this.y0) / module };
return {
x: -(this.x1 - this.x0) / module,
y: -(this.y1 - this.y0) / module,
};
};

@@ -38,0 +48,0 @@

14

test/get-parts-test.ts
import * as test from "tape";
import SVGPathProperties from "../src/svg-path-properties";
test("Testing the getParts with simple path", function(test) {
test("Testing the getParts with simple path", function (test) {
var properties = new SVGPathProperties("m10,0l10,0");

@@ -54,3 +54,3 @@ var parts = properties.getParts();

parts[0].getTangentAtLength(5),
{ x: 1, y: 0 },
{ x: -1, y: -0 },
"testing getTangentAtLength"

@@ -60,3 +60,3 @@ );

parts[1].getTangentAtLength(5),
{ x: 1, y: 0 },
{ x: -1, y: -0 },
"testing getTangentAtLength"

@@ -67,3 +67,3 @@ );

parts[0].getPropertiesAtLength(5),
{ tangentX: 1, tangentY: 0, x: 15, y: 0 },
{ tangentX: -1, tangentY: -0, x: 15, y: 0 },
"testing getPropertiesAtLength"

@@ -73,3 +73,3 @@ );

parts[1].getPropertiesAtLength(5),
{ tangentX: 1, tangentY: 0, x: 25, y: 0 },
{ tangentX: -1, tangentY: -0, x: 25, y: 0 },
"testing getPropertiesAtLength"

@@ -81,3 +81,3 @@ );

test("Testing the getParts with simple path", function(test) {
test("Testing the getParts with simple path", function (test) {
var properties = new SVGPathProperties(

@@ -101,3 +101,3 @@ "M100,200 C100,100 250,100 250,200 S400,300 400,200"

test("Issue 15", function(test) {
test("Issue 15", function (test) {
var def = "M0,0 c 0.025,-0.052 0.081,-0.1387 0.2031,-0.2598 0,0 0,0 0,0";

@@ -104,0 +104,0 @@ var properties = new SVGPathProperties(def);

117

test/tangent-test.ts

@@ -5,8 +5,8 @@ import * as test from "tape";

test("getTangentAtLength testing", function(test) {
test("getTangentAtLength testing", function (test) {
const paths = [
{
path: "M0,50L500,50",
xValues: [1, 1, 1, 1, 1, 1, 1],
yValues: [0, 0, 0, 0, 0, 0, 0]
xValues: [-1, -1, -1, -1, -1, -1, -1],
yValues: [-0, -0, -0, -0, -0, -0, -0],
},

@@ -16,44 +16,44 @@ {

xValues: [
0.7682212795973759,
0.7682212795973759,
0.7682212795973759,
0.7682212795973759,
0.7682212795973759,
0.7682212795973759,
0.7682212795973759
-0.7682212795973759,
-0.7682212795973759,
-0.7682212795973759,
-0.7682212795973759,
-0.7682212795973759,
-0.7682212795973759,
-0.7682212795973759,
],
yValues: [
0.6401843996644798,
0.6401843996644798,
0.6401843996644798,
0.6401843996644798,
0.6401843996644798,
0.6401843996644798,
0.6401843996644798
]
-0.6401843996644798,
-0.6401843996644798,
-0.6401843996644798,
-0.6401843996644798,
-0.6401843996644798,
-0.6401843996644798,
-0.6401843996644798,
],
},
{
path: "M0,50H300",
xValues: [1, 1, 1, 1, 1, 1, 1],
yValues: [0, 0, 0, 0, 0, 0, 0]
xValues: [-1, -1, -1, -1, -1, -1, -1],
yValues: [-0, -0, -0, -0, -0, -0, -0],
},
{
path: "M50,50h300",
xValues: [1, 1, 1, 1, 1, 1, 1],
yValues: [0, 0, 0, 0, 0, 0, 0]
xValues: [-1, -1, -1, -1, -1, -1, -1],
yValues: [-0, -0, -0, -0, -0, -0, -0],
},
{
path: "M50,0V200",
xValues: [0, 0, 0, 0, 0, 0, 0],
yValues: [1, 1, 1, 1, 1, 1, 1]
xValues: [-0, -0, -0, -0, -0, -0, -0],
yValues: [-1, -1, -1, -1, -1, -1, -1],
},
{
path: "M50,10v200",
xValues: [0, 0, 0, 0, 0, 0, 0],
yValues: [1, 1, 1, 1, 1, 1, 1]
xValues: [-0, -0, -0, -0, -0, -0, -0],
yValues: [-1, -1, -1, -1, -1, -1, -1],
},
{
path: "M50,50H300V200H50Z",
xValues: [1, 1, 0, 0, -1, 0, 0],
yValues: [0, 0, 1, 1, 0, -1, -1]
xValues: [-1, -1, -0, -0, 1, -0, -0],
yValues: [-0, -0, -1, -1, -0, 1, 1],
},

@@ -69,3 +69,3 @@ {

0.7418004257503856,
0.6246951852934535
0.6246951852934535,
],

@@ -79,4 +79,4 @@ yValues: [

0.6706207037935429,
0.7808686992517869
]
0.7808686992517869,
],
},

@@ -92,3 +92,3 @@ {

0.5642568548067621,
0.3162280000014775
0.3162280000014775,
],

@@ -102,4 +102,4 @@ yValues: [

-0.8255992985726069,
-0.948683220055602
]
-0.948683220055602,
],
},

@@ -115,3 +115,3 @@ {

0.5642568548067621,
0.3162280000014775
0.3162280000014775,
],

@@ -125,9 +125,9 @@ yValues: [

-0.8255992985726069,
-0.948683220055602
]
-0.948683220055602,
],
},
{
path: "M0,100 T200,100",
xValues: [1, 1, 1, 1, 1, 1, 1],
yValues: [0, 0, 0, 0, 0, 0, 0]
xValues: [-1, -1, -1, -1, -1, -1, -1],
yValues: [-0, -0, -0, -0, -0, -0, -0],
},

@@ -143,3 +143,3 @@ {

0.999999999956556,
0.31622799836102694
0.31622799836102694,
],

@@ -153,4 +153,4 @@ yValues: [

-0.000009321378787369434,
0.948683220602419
]
0.948683220602419,
],
},

@@ -166,3 +166,3 @@ {

0.8102625798004855,
-0.5999966647640088
-0.5999966647640088,
],

@@ -176,4 +176,4 @@ yValues: [

0.5860670198663817,
0.8000025014161303
]
0.8000025014161303,
],
},

@@ -189,3 +189,3 @@ {

0.8804638450870454,
0.0000029830040755489834
0.0000029830040755489834,
],

@@ -199,4 +199,4 @@ yValues: [

-0.47411329605331204,
-0.9999999999955509
]
-0.9999999999955509,
],
},

@@ -212,3 +212,3 @@ {

0.953018740113177,
2.2070215559197298e-7
2.2070215559197298e-7,
],

@@ -222,4 +222,4 @@ yValues: [

-0.30291134180332835,
-0.9999999999999756
]
-0.9999999999999756,
],
},

@@ -236,3 +236,3 @@ {

0.001157352564866387,
1
1,
],

@@ -246,4 +246,4 @@ yValues: [

0.999999330267296,
-2.2204460492503162e-15
]
-2.2204460492503162e-15,
],
},

@@ -260,3 +260,3 @@ {

0.001157352564866387,
1
1,
],

@@ -270,5 +270,5 @@ yValues: [

0.999999330267296,
-2.2204460492503162e-15
]
}
-2.2204460492503162e-15,
],
},
];

@@ -282,2 +282,3 @@

);
test.true(inDelta(tangent.x, paths[i].xValues[j], 0.1));

@@ -284,0 +285,0 @@ test.true(inDelta(tangent.y, paths[i].yValues[j], 0.1));

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