d3-brush.v3.min.js

// https://d3js.org/d3-brush/ v3.0.0 Copyright 2010-2021 Mike Bostock
!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports,require("d3-dispatch"),require("d3-drag"),require("d3-interpolate"),require("d3-selection"),require("d3-transition")):"function"==typeof define&&define.amd?define(["exports","d3-dispatch","d3-drag","d3-interpolate","d3-selection","d3-transition"],t):t((e="undefined"!=typeof globalThis?globalThis:e||self).d3=e.d3||{},e.d3,e.d3,e.d3,e.d3,e.d3)}(this,(function(e,t,n,r,i,s){"use strict";var u=e=>()=>e;function o(e,{sourceEvent:t,target:n,selection:r,mode:i,dispatch:s}){Object.defineProperties(this,{type:{value:e,enumerable:!0,configurable:!0},sourceEvent:{value:t,enumerable:!0,configurable:!0},target:{value:n,enumerable:!0,configurable:!0},selection:{value:r,enumerable:!0,configurable:!0},mode:{value:i,enumerable:!0,configurable:!0},_:{value:s}})}function a(e){e.stopImmediatePropagation()}function l(e){e.preventDefault(),e.stopImmediatePropagation()}var c={name:"drag"},h={name:"space"},f={name:"handle"},d={name:"center"};const{abs:p,max:b,min:y}=Math;function v(e){return[+e[0],+e[1]]}function m(e){return[v(e[0]),v(e[1])]}var w={name:"x",handles:["w","e"].map(T),input:function(e,t){return null==e?null:[[+e[0],t[0][1]],[+e[1],t[1][1]]]},output:function(e){return e&&[e[0][0],e[1][0]]}},g={name:"y",handles:["n","s"].map(T),input:function(e,t){return null==e?null:[[t[0][0],+e[0]],[t[1][0],+e[1]]]},output:function(e){return e&&[e[0][1],e[1][1]]}},_={name:"xy",handles:["n","w","e","s","nw","ne","sw","se"].map(T),input:function(e){return null==e?null:m(e)},output:function(e){return e}},x={overlay:"crosshair",selection:"move",n:"ns-resize",e:"ew-resize",s:"ns-resize",w:"ew-resize",nw:"nwse-resize",ne:"nesw-resize",se:"nwse-resize",sw:"nesw-resize"},k={e:"w",w:"e",nw:"ne",ne:"nw",se:"sw",sw:"se"},z={n:"s",s:"n",nw:"sw",ne:"se",se:"ne",sw:"nw"},A={overlay:1,selection:1,n:null,e:1,s:null,w:-1,nw:-1,ne:1,se:1,sw:-1},E={overlay:1,selection:1,n:-1,e:null,s:1,w:null,nw:-1,ne:-1,se:1,sw:1};function T(e){return{type:e}}function q(e){return!e.ctrlKey&&!e.button}function K(){var e=this.ownerSVGElement||this;return e.hasAttribute("viewBox")?[[(e=e.viewBox.baseVal).x,e.y],[e.x+e.width,e.y+e.height]]:[[0,0],[e.width.baseVal.value,e.height.baseVal.value]]}function P(){return navigator.maxTouchPoints||"ontouchstart"in this}function V(e){for(;!e.__brush;)if(!(e=e.parentNode))return;return e.__brush}function j(e){return e[0][0]===e[1][0]||e[0][1]===e[1][1]}function M(e){var v,_=K,M=q,S=P,B=!0,C=t.dispatch("start","brush","end"),D=6;function I(t){var n=t.property("__brush",H).selectAll(".overlay").data([T("overlay")]);n.enter().append("rect").attr("class","overlay").attr("pointer-events","all").attr("cursor",x.overlay).merge(n).each((function(){var e=V(this).extent;i.select(this).attr("x",e[0][0]).attr("y",e[0][1]).attr("width",e[1][0]-e[0][0]).attr("height",e[1][1]-e[0][1])})),t.selectAll(".selection").data([T("selection")]).enter().append("rect").attr("class","selection").attr("cursor",x.selection).attr("fill","#777").attr("fill-opacity",.3).attr("stroke","#fff").attr("shape-rendering","crispEdges");var r=t.selectAll(".handle").data(e.handles,(function(e){return e.type}));r.exit().remove(),r.enter().append("rect").attr("class",(function(e){return"handle handle--"+e.type})).attr("cursor",(function(e){return x[e.type]})),t.each(O).attr("fill","none").attr("pointer-events","all").on("mousedown.brush",X).filter(S).on("touchstart.brush",X).on("touchmove.brush",Y).on("touchend.brush 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X(t){if((!v||t.touches)&&M.apply(this,arguments)){var r,u,o,m,_,T,q,K,P,S,C,D=this,I=t.target.__data__.type,N="selection"===(B&&t.metaKey?I="overlay":I)?c:B&&t.altKey?d:f,X=e===g?null:A[I],Y=e===w?null:E[I],F=V(D),H=F.extent,J=F.selection,L=H[0][0],Q=H[0][1],R=H[1][0],U=H[1][1],W=0,Z=0,$=X&&Y&&B&&t.shiftKey,ee=Array.from(t.touches||[t],(e=>{const t=e.identifier;return(e=i.pointer(e,D)).point0=e.slice(),e.identifier=t,e}));s.interrupt(D);var te=G(D,arguments,!0).beforestart();if("overlay"===I){J&&(P=!0);const n=[ee[0],ee[1]||ee[0]];F.selection=J=[[r=e===g?L:y(n[0][0],n[1][0]),o=e===w?Q:y(n[0][1],n[1][1])],[_=e===g?R:b(n[0][0],n[1][0]),q=e===w?U:b(n[0][1],n[1][1])]],ee.length>1&&ue(t)}else r=J[0][0],o=J[0][1],_=J[1][0],q=J[1][1];u=r,m=o,T=_,K=q;var ne=i.select(D).attr("pointer-events","none"),re=ne.selectAll(".overlay").attr("cursor",x[I]);if(t.touches)te.moved=se,te.ended=oe;else{var ie=i.select(t.view).on("mousemove.brush",se,!0).on("mouseup.brush",oe,!0);B&&ie.on("keydown.brush",ae,!0).on("keyup.brush",le,!0),n.dragDisable(t.view)}O.call(D),te.start(t,N.name)}function se(e){for(const t of e.changedTouches||[e])for(const e of ee)e.identifier===t.identifier&&(e.cur=i.pointer(t,D));if($&&!S&&!C&&1===ee.length){const e=ee[0];p(e.cur[0]-e[0])>p(e.cur[1]-e[1])?C=!0:S=!0}for(const e of ee)e.cur&&(e[0]=e.cur[0],e[1]=e.cur[1]);P=!0,l(e),ue(e)}function ue(e){const t=ee[0],n=t.point0;var i;switch(W=t[0]-n[0],Z=t[1]-n[1],N){case h:case c:X&&(W=b(L-r,y(R-_,W)),u=r+W,T=_+W),Y&&(Z=b(Q-o,y(U-q,Z)),m=o+Z,K=q+Z);break;case f:ee[1]?(X&&(u=b(L,y(R,ee[0][0])),T=b(L,y(R,ee[1][0])),X=1),Y&&(m=b(Q,y(U,ee[0][1])),K=b(Q,y(U,ee[1][1])),Y=1)):(X<0?(W=b(L-r,y(R-r,W)),u=r+W,T=_):X>0&&(W=b(L-_,y(R-_,W)),u=r,T=_+W),Y<0?(Z=b(Q-o,y(U-o,Z)),m=o+Z,K=q):Y>0&&(Z=b(Q-q,y(U-q,Z)),m=o,K=q+Z));break;case 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l(e){i.selection=1===e&&null===o?null:a(e),O.call(t),s.brush()}return null!==u&&null!==o?l:l(1)})):t.each((function(){var t=this,r=arguments,u=t.__brush,o=e.input("function"==typeof n?n.apply(t,r):n,u.extent),a=G(t,r).beforestart();s.interrupt(t),u.selection=null===o?null:o,O.call(t),a.start(i).brush(i).end(i)}))},I.clear=function(e,t){I.move(e,null,t)},N.prototype={beforestart:function(){return 1==++this.active&&(this.state.emitter=this,this.starting=!0),this},start:function(e,t){return this.starting?(this.starting=!1,this.emit("start",e,t)):this.emit("brush",e),this},brush:function(e,t){return this.emit("brush",e,t),this},end:function(e,t){return 0==--this.active&&(delete this.state.emitter,this.emit("end",e,t)),this},emit:function(t,n,r){var s=i.select(this.that).datum();C.call(t,this.that,new o(t,{sourceEvent:n,target:I,selection:e.output(this.state.selection),mode:r,dispatch:C}),s)}},I.extent=function(e){return arguments.length?(_="function"==typeof 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