tildefriends/deps/codemirror/matchesonscrollbar.min.js

!function(t){"object"==typeof exports&&"object"==typeof module?t(require("../../lib/codemirror"),require("./searchcursor"),require("../scroll/annotatescrollbar")):"function"==typeof define&&define.amd?define(["../../lib/codemirror","./searchcursor","../scroll/annotatescrollbar"],t):t(CodeMirror)}(function(h){"use strict";function o(t,e,i,o){this.cm=t;var n,s={listenForChanges:!1};for(n in this.options=o)s[n]=o[n];s.className||(s.className="CodeMirror-search-match"),this.annotation=t.annotateScrollbar(s),this.query=e,this.caseFold=i,this.gap={from:t.firstLine(),to:t.lastLine()+1},this.matches=[],this.update=null,this.findMatches(),this.annotation.update(this.matches);var a=this;t.on("change",this.changeHandler=function(t,e){a.onChange(e)})}h.defineExtension("showMatchesOnScrollbar",function(t,e,i){return new o(this,t,e,i=(i="string"==typeof i?{className:i}:i)||{})});function c(t,e,i){return t<=e?t:Math.max(e,t+i)}o.prototype.findMatches=function(){if(this.gap){for(var t=0;t<this.matches.length;t++){if((e=this.matches[t]).from.line>=this.gap.to)break;e.to.line>=this.gap.from&&this.matches.splice(t--,1)}for(var e,i=this.cm.getSearchCursor(this.query,h.Pos(this.gap.from,0),{caseFold:this.caseFold,multiline:this.options.multiline}),o=this.options&&this.options.maxMatches||1e3;i.findNext();){if((e={from:i.from(),to:i.to()}).from.line>=this.gap.to)break;if(this.matches.splice(t++,0,e),this.matches.length>o)break}this.gap=null}},o.prototype.onChange=function(t){var e=t.from.line,i=h.changeEnd(t).line,o=i-t.to.line;if(this.gap?(this.gap.from=Math.min(c(this.gap.from,e,o),t.from.line),this.gap.to=Math.max(c(this.gap.to,e,o),t.from.line)):this.gap={from:t.from.line,to:i+1},o)for(var n=0;n<this.matches.length;n++){var s=this.matches[n],a=c(s.from.line,e,o),a=(a!=s.from.line&&(s.from=h.Pos(a,s.from.ch)),c(s.to.line,e,o));a!=s.to.line&&(s.to=h.Pos(a,s.to.ch))}clearTimeout(this.update);var r=this;this.update=setTimeout(function(){r.updateAfterChange()},250)},o.prototype.updateAfterChange=function(){this.findMatches(),this.annotation.update(this.matches)},o.prototype.clear=function(){this.cm.off("change",this.changeHandler),this.annotation.clear()}});