dataTables.scroller.min.js 15 KB

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  1. /*!
  2. Copyright 2011-2021 SpryMedia Ltd.
  3. This source file is free software, available under the following license:
  4. MIT license - http://datatables.net/license/mit
  5. This source file is distributed in the hope that it will be useful, but
  6. WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  7. or FITNESS FOR A PARTICULAR PURPOSE. See the license files for details.
  8. For details please refer to: http://www.datatables.net
  9. Scroller 2.0.5
  10. ©2011-2021 SpryMedia Ltd - datatables.net/license
  11. */
  12. var $jscomp=$jscomp||{};$jscomp.scope={};$jscomp.findInternal=function(c,f,g){c instanceof String&&(c=String(c));for(var h=c.length,k=0;k<h;k++){var m=c[k];if(f.call(g,m,k,c))return{i:k,v:m}}return{i:-1,v:void 0}};$jscomp.ASSUME_ES5=!1;$jscomp.ASSUME_NO_NATIVE_MAP=!1;$jscomp.ASSUME_NO_NATIVE_SET=!1;$jscomp.SIMPLE_FROUND_POLYFILL=!1;$jscomp.ISOLATE_POLYFILLS=!1;
  13. $jscomp.defineProperty=$jscomp.ASSUME_ES5||"function"==typeof Object.defineProperties?Object.defineProperty:function(c,f,g){if(c==Array.prototype||c==Object.prototype)return c;c[f]=g.value;return c};$jscomp.getGlobal=function(c){c=["object"==typeof globalThis&&globalThis,c,"object"==typeof window&&window,"object"==typeof self&&self,"object"==typeof global&&global];for(var f=0;f<c.length;++f){var g=c[f];if(g&&g.Math==Math)return g}throw Error("Cannot find global object");};$jscomp.global=$jscomp.getGlobal(this);
  14. $jscomp.IS_SYMBOL_NATIVE="function"===typeof Symbol&&"symbol"===typeof Symbol("x");$jscomp.TRUST_ES6_POLYFILLS=!$jscomp.ISOLATE_POLYFILLS||$jscomp.IS_SYMBOL_NATIVE;$jscomp.polyfills={};$jscomp.propertyToPolyfillSymbol={};$jscomp.POLYFILL_PREFIX="$jscp$";var $jscomp$lookupPolyfilledValue=function(c,f){var g=$jscomp.propertyToPolyfillSymbol[f];if(null==g)return c[f];g=c[g];return void 0!==g?g:c[f]};
  15. $jscomp.polyfill=function(c,f,g,h){f&&($jscomp.ISOLATE_POLYFILLS?$jscomp.polyfillIsolated(c,f,g,h):$jscomp.polyfillUnisolated(c,f,g,h))};$jscomp.polyfillUnisolated=function(c,f,g,h){g=$jscomp.global;c=c.split(".");for(h=0;h<c.length-1;h++){var k=c[h];if(!(k in g))return;g=g[k]}c=c[c.length-1];h=g[c];f=f(h);f!=h&&null!=f&&$jscomp.defineProperty(g,c,{configurable:!0,writable:!0,value:f})};
  16. $jscomp.polyfillIsolated=function(c,f,g,h){var k=c.split(".");c=1===k.length;h=k[0];h=!c&&h in $jscomp.polyfills?$jscomp.polyfills:$jscomp.global;for(var m=0;m<k.length-1;m++){var q=k[m];if(!(q in h))return;h=h[q]}k=k[k.length-1];g=$jscomp.IS_SYMBOL_NATIVE&&"es6"===g?h[k]:null;f=f(g);null!=f&&(c?$jscomp.defineProperty($jscomp.polyfills,k,{configurable:!0,writable:!0,value:f}):f!==g&&($jscomp.propertyToPolyfillSymbol[k]=$jscomp.IS_SYMBOL_NATIVE?$jscomp.global.Symbol(k):$jscomp.POLYFILL_PREFIX+k,k=
  17. $jscomp.propertyToPolyfillSymbol[k],$jscomp.defineProperty(h,k,{configurable:!0,writable:!0,value:f})))};$jscomp.polyfill("Array.prototype.find",function(c){return c?c:function(f,g){return $jscomp.findInternal(this,f,g).v}},"es6","es3");
  18. (function(c){"function"===typeof define&&define.amd?define(["jquery","datatables.net"],function(f){return c(f,window,document)}):"object"===typeof exports?module.exports=function(f,g){f||(f=window);g&&g.fn.dataTable||(g=require("datatables.net")(f,g).$);return c(g,f,f.document)}:c(jQuery,window,document)})(function(c,f,g,h){var k=c.fn.dataTable,m=function(a,b){this instanceof m?(b===h&&(b={}),a=c.fn.dataTable.Api(a),this.s={dt:a.settings()[0],dtApi:a,tableTop:0,tableBottom:0,redrawTop:0,redrawBottom:0,
  19. autoHeight:!0,viewportRows:0,stateTO:null,stateSaveThrottle:function(){},drawTO:null,heights:{jump:null,page:null,virtual:null,scroll:null,row:null,viewport:null,labelHeight:0,xbar:0},topRowFloat:0,scrollDrawDiff:null,loaderVisible:!1,forceReposition:!1,baseRowTop:0,baseScrollTop:0,mousedown:!1,lastScrollTop:0},this.s=c.extend(this.s,m.oDefaults,b),this.s.heights.row=this.s.rowHeight,this.dom={force:g.createElement("div"),label:c('<div class="dts_label">0</div>'),scroller:null,table:null,loader:null},
  20. this.s.dt.oScroller||(this.s.dt.oScroller=this,this.construct())):alert("Scroller warning: Scroller must be initialised with the 'new' keyword.")};c.extend(m.prototype,{measure:function(a){this.s.autoHeight&&this._calcRowHeight();var b=this.s.heights;b.row&&(b.viewport=this._parseHeight(c(this.dom.scroller).css("max-height")),this.s.viewportRows=parseInt(b.viewport/b.row,10)+1,this.s.dt._iDisplayLength=this.s.viewportRows*this.s.displayBuffer);var d=this.dom.label.outerHeight();b.xbar=this.dom.scroller.offsetHeight-
  21. this.dom.scroller.clientHeight;b.labelHeight=d;(a===h||a)&&this.s.dt.oInstance.fnDraw(!1)},pageInfo:function(){var a=this.dom.scroller.scrollTop,b=this.s.dt.fnRecordsDisplay(),d=Math.ceil(this.pixelsToRow(a+this.s.heights.viewport,!1,this.s.ani));return{start:Math.floor(this.pixelsToRow(a,!1,this.s.ani)),end:b<d?b-1:d-1}},pixelsToRow:function(a,b,d){a-=this.s.baseScrollTop;d=d?(this._domain("physicalToVirtual",this.s.baseScrollTop)+a)/this.s.heights.row:a/this.s.heights.row+this.s.baseRowTop;return b||
  22. b===h?parseInt(d,10):d},rowToPixels:function(a,b,d){a-=this.s.baseRowTop;d=d?this._domain("virtualToPhysical",this.s.baseScrollTop):this.s.baseScrollTop;d+=a*this.s.heights.row;return b||b===h?parseInt(d,10):d},scrollToRow:function(a,b){var d=this,e=!1,l=this.rowToPixels(a),n=a-(this.s.displayBuffer-1)/2*this.s.viewportRows;0>n&&(n=0);(l>this.s.redrawBottom||l<this.s.redrawTop)&&this.s.dt._iDisplayStart!==n&&(e=!0,l=this._domain("virtualToPhysical",a*this.s.heights.row),this.s.redrawTop<l&&l<this.s.redrawBottom&&
  23. (this.s.forceReposition=!0,b=!1));b===h||b?(this.s.ani=e,c(this.dom.scroller).animate({scrollTop:l},function(){setTimeout(function(){d.s.ani=!1},250)})):c(this.dom.scroller).scrollTop(l)},construct:function(){var a=this,b=this.s.dtApi;if(this.s.dt.oFeatures.bPaginate){this.dom.force.style.position="relative";this.dom.force.style.top="0px";this.dom.force.style.left="0px";this.dom.force.style.width="1px";this.dom.scroller=c("div."+this.s.dt.oClasses.sScrollBody,this.s.dt.nTableWrapper)[0];this.dom.scroller.appendChild(this.dom.force);
  24. this.dom.scroller.style.position="relative";this.dom.table=c(">table",this.dom.scroller)[0];this.dom.table.style.position="absolute";this.dom.table.style.top="0px";this.dom.table.style.left="0px";c(b.table().container()).addClass("dts DTS");this.s.loadingIndicator&&(this.dom.loader=c('<div class="dataTables_processing dts_loading">'+this.s.dt.oLanguage.sLoadingRecords+"</div>").css("display","none"),c(this.dom.scroller.parentNode).css("position","relative").append(this.dom.loader));this.dom.label.appendTo(this.dom.scroller);
  25. this.s.heights.row&&"auto"!=this.s.heights.row&&(this.s.autoHeight=!1);this.s.ingnoreScroll=!0;c(this.dom.scroller).on("scroll.dt-scroller",function(l){a._scroll.call(a)});c(this.dom.scroller).on("touchstart.dt-scroller",function(){a._scroll.call(a)});c(this.dom.scroller).on("mousedown.dt-scroller",function(){a.s.mousedown=!0}).on("mouseup.dt-scroller",function(){a.s.labelVisible=!1;a.s.mousedown=!1;a.dom.label.css("display","none")});c(f).on("resize.dt-scroller",function(){a.measure(!1);a._info()});
  26. var d=!0,e=b.state.loaded();b.on("stateSaveParams.scroller",function(l,n,p){d&&e?(p.scroller=e.scroller,d=!1):p.scroller={topRow:a.s.topRowFloat,baseScrollTop:a.s.baseScrollTop,baseRowTop:a.s.baseRowTop,scrollTop:a.s.lastScrollTop}});e&&e.scroller&&(this.s.topRowFloat=e.scroller.topRow,this.s.baseScrollTop=e.scroller.baseScrollTop,this.s.baseRowTop=e.scroller.baseRowTop);this.measure(!1);a.s.stateSaveThrottle=a.s.dt.oApi._fnThrottle(function(){a.s.dtApi.state.save()},500);b.on("init.scroller",function(){a.measure(!1);
  27. a.s.scrollType="jump";a._draw();b.on("draw.scroller",function(){a._draw()})});b.on("preDraw.dt.scroller",function(){a._scrollForce()});b.on("destroy.scroller",function(){c(f).off("resize.dt-scroller");c(a.dom.scroller).off(".dt-scroller");c(a.s.dt.nTable).off(".scroller");c(a.s.dt.nTableWrapper).removeClass("DTS");c("div.DTS_Loading",a.dom.scroller.parentNode).remove();a.dom.table.style.position="";a.dom.table.style.top="";a.dom.table.style.left=""})}else this.s.dt.oApi._fnLog(this.s.dt,0,"Pagination must be enabled for Scroller")},
  28. _calcRowHeight:function(){var a=this.s.dt,b=a.nTable,d=b.cloneNode(!1),e=c("<tbody/>").appendTo(d),l=c('<div class="'+a.oClasses.sWrapper+' DTS"><div class="'+a.oClasses.sScrollWrapper+'"><div class="'+a.oClasses.sScrollBody+'"></div></div></div>');c("tbody tr:lt(4)",b).clone().appendTo(e);var n=c("tr",e).length;if(1===n)e.prepend("<tr><td>&#160;</td></tr>"),e.append("<tr><td>&#160;</td></tr>");else for(;3>n;n++)e.append("<tr><td>&#160;</td></tr>");c("div."+a.oClasses.sScrollBody,l).append(d);a=this.s.dt.nHolding||
  29. b.parentNode;c(a).is(":visible")||(a="body");l.find("input").removeAttr("name");l.appendTo(a);this.s.heights.row=c("tr",e).eq(1).outerHeight();l.remove()},_draw:function(){var a=this,b=this.s.heights,d=this.dom.scroller.scrollTop,e=c(this.s.dt.nTable).height(),l=this.s.dt._iDisplayStart,n=this.s.dt._iDisplayLength,p=this.s.dt.fnRecordsDisplay();this.s.skip=!0;!this.s.dt.bSorted&&!this.s.dt.bFiltered||0!==l||this.s.dt._drawHold||(this.s.topRowFloat=0);d="jump"===this.s.scrollType?this._domain("virtualToPhysical",
  30. this.s.topRowFloat*b.row):d;this.s.baseScrollTop=d;this.s.baseRowTop=this.s.topRowFloat;var r=d-(this.s.topRowFloat-l)*b.row;0===l?r=0:l+n>=p&&(r=b.scroll-e);this.dom.table.style.top=r+"px";this.s.tableTop=r;this.s.tableBottom=e+this.s.tableTop;e=(d-this.s.tableTop)*this.s.boundaryScale;this.s.redrawTop=d-e;this.s.redrawBottom=d+e>b.scroll-b.viewport-b.row?b.scroll-b.viewport-b.row:d+e;this.s.skip=!1;this.s.dt.oFeatures.bStateSave&&null!==this.s.dt.oLoadedState&&"undefined"!=typeof this.s.dt.oLoadedState.scroller?
  31. ((b=!this.s.dt.sAjaxSource&&!a.s.dt.ajax||this.s.dt.oFeatures.bServerSide?!1:!0)&&2==this.s.dt.iDraw||!b&&1==this.s.dt.iDraw)&&setTimeout(function(){c(a.dom.scroller).scrollTop(a.s.dt.oLoadedState.scroller.scrollTop);setTimeout(function(){a.s.ingnoreScroll=!1},0)},0):a.s.ingnoreScroll=!1;this.s.dt.oFeatures.bInfo&&setTimeout(function(){a._info.call(a)},0);c(this.s.dt.nTable).triggerHandler("position.dts.dt",r);this.dom.loader&&this.s.loaderVisible&&(this.dom.loader.css("display","none"),this.s.loaderVisible=
  32. !1)},_domain:function(a,b){var d=this.s.heights;if(d.virtual===d.scroll||1E4>b)return b;if("virtualToPhysical"===a&&b>=d.virtual-1E4)return a=d.virtual-b,d.scroll-a;if("physicalToVirtual"===a&&b>=d.scroll-1E4)return a=d.scroll-b,d.virtual-a;d=(d.virtual-1E4-1E4)/(d.scroll-1E4-1E4);var e=1E4-1E4*d;return"virtualToPhysical"===a?(b-e)/d:d*b+e},_info:function(){if(this.s.dt.oFeatures.bInfo){var a=this.s.dt,b=a.oLanguage,d=this.dom.scroller.scrollTop,e=Math.floor(this.pixelsToRow(d,!1,this.s.ani)+1),l=
  33. a.fnRecordsTotal(),n=a.fnRecordsDisplay();d=Math.ceil(this.pixelsToRow(d+this.s.heights.viewport,!1,this.s.ani));d=n<d?n:d;var p=a.fnFormatNumber(e),r=a.fnFormatNumber(d),t=a.fnFormatNumber(l),u=a.fnFormatNumber(n);p=0===a.fnRecordsDisplay()&&a.fnRecordsDisplay()==a.fnRecordsTotal()?b.sInfoEmpty+b.sInfoPostFix:0===a.fnRecordsDisplay()?b.sInfoEmpty+" "+b.sInfoFiltered.replace("_MAX_",t)+b.sInfoPostFix:a.fnRecordsDisplay()==a.fnRecordsTotal()?b.sInfo.replace("_START_",p).replace("_END_",r).replace("_MAX_",
  34. t).replace("_TOTAL_",u)+b.sInfoPostFix:b.sInfo.replace("_START_",p).replace("_END_",r).replace("_MAX_",t).replace("_TOTAL_",u)+" "+b.sInfoFiltered.replace("_MAX_",a.fnFormatNumber(a.fnRecordsTotal()))+b.sInfoPostFix;(b=b.fnInfoCallback)&&(p=b.call(a.oInstance,a,e,d,l,n,p));e=a.aanFeatures.i;if("undefined"!=typeof e)for(l=0,n=e.length;l<n;l++)c(e[l]).html(p);c(a.nTable).triggerHandler("info.dt")}},_parseHeight:function(a){var b,d=/^([+-]?(?:\d+(?:\.\d+)?|\.\d+))(px|em|rem|vh)$/.exec(a);if(null===d)return 0;
  35. a=parseFloat(d[1]);d=d[2];"px"===d?b=a:"vh"===d?b=a/100*c(f).height():"rem"===d?b=a*parseFloat(c(":root").css("font-size")):"em"===d&&(b=a*parseFloat(c("body").css("font-size")));return b?b:0},_scroll:function(){var a=this,b=this.s.heights,d=this.dom.scroller.scrollTop;if(!this.s.skip&&!this.s.ingnoreScroll&&d!==this.s.lastScrollTop)if(this.s.dt.bFiltered||this.s.dt.bSorted)this.s.lastScrollTop=0;else{this._info();clearTimeout(this.s.stateTO);this.s.stateTO=setTimeout(function(){a.s.dtApi.state.save()},
  36. 250);this.s.scrollType=Math.abs(d-this.s.lastScrollTop)>b.viewport?"jump":"cont";this.s.topRowFloat="cont"===this.s.scrollType?this.pixelsToRow(d,!1,!1):this._domain("physicalToVirtual",d)/b.row;0>this.s.topRowFloat&&(this.s.topRowFloat=0);if(this.s.forceReposition||d<this.s.redrawTop||d>this.s.redrawBottom){var e=Math.ceil((this.s.displayBuffer-1)/2*this.s.viewportRows);e=parseInt(this.s.topRowFloat,10)-e;this.s.forceReposition=!1;0>=e?e=0:e+this.s.dt._iDisplayLength>this.s.dt.fnRecordsDisplay()?
  37. (e=this.s.dt.fnRecordsDisplay()-this.s.dt._iDisplayLength,0>e&&(e=0)):0!==e%2&&e++;this.s.targetTop=e;e!=this.s.dt._iDisplayStart&&(this.s.tableTop=c(this.s.dt.nTable).offset().top,this.s.tableBottom=c(this.s.dt.nTable).height()+this.s.tableTop,e=function(){a.s.dt._iDisplayStart=a.s.targetTop;a.s.dt.oApi._fnDraw(a.s.dt)},this.s.dt.oFeatures.bServerSide?(this.s.forceReposition=!0,clearTimeout(this.s.drawTO),this.s.drawTO=setTimeout(e,this.s.serverWait)):e(),this.dom.loader&&!this.s.loaderVisible&&
  38. (this.dom.loader.css("display","block"),this.s.loaderVisible=!0))}else this.s.topRowFloat=this.pixelsToRow(d,!1,!0);this.s.lastScrollTop=d;this.s.stateSaveThrottle();"jump"===this.s.scrollType&&this.s.mousedown&&(this.s.labelVisible=!0);this.s.labelVisible&&(b=(b.viewport-b.labelHeight-b.xbar)/b.scroll,this.dom.label.html(this.s.dt.fnFormatNumber(parseInt(this.s.topRowFloat,10)+1)).css("top",d+d*b).css("display","block"))}},_scrollForce:function(){var a=this.s.heights;a.virtual=a.row*this.s.dt.fnRecordsDisplay();
  39. a.scroll=a.virtual;1E6<a.scroll&&(a.scroll=1E6);this.dom.force.style.height=a.scroll>this.s.heights.row?a.scroll+"px":this.s.heights.row+"px"}});m.defaults={boundaryScale:.5,displayBuffer:9,loadingIndicator:!1,rowHeight:"auto",serverWait:200};m.oDefaults=m.defaults;m.version="2.0.5";c(g).on("preInit.dt.dtscroller",function(a,b){if("dt"===a.namespace){a=b.oInit.scroller;var d=k.defaults.scroller;if(a||d)d=c.extend({},a,d),!1!==a&&new m(b,d)}});c.fn.dataTable.Scroller=m;c.fn.DataTable.Scroller=m;var q=
  40. c.fn.dataTable.Api;q.register("scroller()",function(){return this});q.register("scroller().rowToPixels()",function(a,b,d){var e=this.context;if(e.length&&e[0].oScroller)return e[0].oScroller.rowToPixels(a,b,d)});q.register("scroller().pixelsToRow()",function(a,b,d){var e=this.context;if(e.length&&e[0].oScroller)return e[0].oScroller.pixelsToRow(a,b,d)});q.register(["scroller().scrollToRow()","scroller.toPosition()"],function(a,b){this.iterator("table",function(d){d.oScroller&&d.oScroller.scrollToRow(a,
  41. b)});return this});q.register("row().scrollTo()",function(a){var b=this;this.iterator("row",function(d,e){d.oScroller&&(e=b.rows({order:"applied",search:"applied"}).indexes().indexOf(e),d.oScroller.scrollToRow(e,a))});return this});q.register("scroller.measure()",function(a){this.iterator("table",function(b){b.oScroller&&b.oScroller.measure(a)});return this});q.register("scroller.page()",function(){var a=this.context;if(a.length&&a[0].oScroller)return a[0].oScroller.pageInfo()});return m});