datatables.net-scroller - npm Package Compare versions

Comparing version 1.4.4 to 1.5.0

js/dataTables.scroller.js

@@ -1,3 +0,3 @@
-/*! Scroller 1.4.3
- * ©2011-2017 SpryMedia Ltd - datatables.net/license
+/*! Scroller 1.5.0
+ * ©2011-2018 SpryMedia Ltd - datatables.net/license
  */
@@ -8,7 +8,7 @@
  * @description Virtual rendering for DataTables
- * @version     1.4.3
+ * @version     1.5.0
  * @file        dataTables.scroller.js
  * @author      SpryMedia Ltd (www.sprymedia.co.uk)
  * @contact     www.sprymedia.co.uk/contact
- * @copyright   Copyright 2011-2017 SpryMedia Ltd.
+ * @copyright   Copyright 2011-2018 SpryMedia Ltd.
  *
@@ -113,2 +113,4 @@ * This source file is free software, available under the following license:
 
+	var dtApi = $.fn.dataTable.Api( dt );
+
 	/**
@@ -126,5 +128,11 @@ * Settings object which contains customisable information for the Scroller instance
 		 */
-		"dt": $.fn.dataTable.Api( dt ).settings()[0],
+		"dt": dtApi.settings()[0],
 
 		/**
+		 * DataTables API instance
+		 *  @type     DataTable.Api
+		 */
+		"dtApi": dtApi,
+
+		/**
 		 * Pixel location of the top of the drawn table in the viewport
@@ -281,9 +289,11 @@ *  @type     int
 		var pixels;
+		var diff = rowIdx - this.s.baseRowTop;
 
 		if ( virtual ) {
-			pixels = this._domain( 'virtualToPhysical', rowIdx * this.s.heights.row );
+			pixels = this._domain( 'virtualToPhysical', this.s.baseScrollTop );
+			pixels += diff * this.s.heights.row;
 		}
 		else {
-			var diff = rowIdx - this.s.baseRowTop;
-			pixels = this.s.baseScrollTop + (diff * this.s.heights.row);
+			pixels = this.s.baseScrollTop;
+			pixels += diff * this.s.heights.row;
 		}
@@ -327,3 +337,3 @@
 		var row = virtual ?
-			this._domain( 'physicalToVirtual', pixels ) / this.s.heights.row :
+			(this._domain( 'physicalToVirtual', this.s.baseScrollTop ) + diff) / this.s.heights.row :
 			( diff / this.s.heights.row ) + this.s.baseRowTop;
@@ -379,3 +389,3 @@
 			ani = true;
-			px = this.fnRowToPixels( iRow, false, true );
+			px = this._domain( 'virtualToPhysical', iRow * this.s.heights.row );
 
@@ -507,2 +517,3 @@ // If we need records outside the current draw region, but the new
 		var that = this;
+		var dt = this.s.dtApi;
 
@@ -533,3 +544,3 @@ /* Sanity check */
 		// Add class to 'announce' that we are a Scroller table
-		$(this.s.dt.nTableWrapper).addClass('DTS');
+		$(dt.table().container()).addClass('DTS');
 
@@ -554,33 +565,21 @@ // Add a 'loading' indicator
 
-		/* Scrolling callback to see if a page change is needed - use a throttled
-		 * function for the save save callback so we aren't hitting it on every
-		 * scroll
-		 */
+		// Scrolling callback to see if a page change is needed - use a throttled
+		// function for the save save callback so we aren't hitting it on every
+		// scroll
 		this.s.ingnoreScroll = true;
 		this.s.stateSaveThrottle = this.s.dt.oApi._fnThrottle( function () {
-			that.s.dt.oApi._fnSaveState( that.s.dt );
+			that.s.dtApi.state.save();
 		}, 500 );
-		$(this.dom.scroller).on( 'scroll.DTS', function (e) {
+		$(this.dom.scroller).on( 'scroll.dt-scroller', function (e) {
 			that._fnScroll.call( that );
 		} );
 
-		/* In iOS we catch the touchstart event in case the user tries to scroll
-		 * while the display is already scrolling
-		 */
-		$(this.dom.scroller).on('touchstart.DTS', function () {
+		// In iOS we catch the touchstart event in case the user tries to scroll
+		// while the display is already scrolling
+		$(this.dom.scroller).on('touchstart.dt-scroller', function () {
 			that._fnScroll.call( that );
 		} );
 
-		/* Update the scroller when the DataTable is redrawn */
-		this.s.dt.aoDrawCallback.push( {
-			"fn": function () {
-				if ( that.s.dt.bInitialised ) {
-					that._fnDrawCallback.call( that );
-				}
-			},
-			"sName": "Scroller"
-		} );
-
-		/* On resize, update the information element, since the number of rows shown might change */
-		$(window).on( 'resize.DTS', function () {
+		// On resize, update the information element, since the number of rows shown might change
+		$(window).on( 'resize.dt-scroller', function () {
 			that.fnMeasure( false );
@@ -590,45 +589,57 @@ that._fnInfo();
 
-		/* Add a state saving parameter to the DT state saving so we can restore the exact
-		 * position of the scrolling
-		 */
+		// Add a state saving parameter to the DT state saving so we can restore the exact
+		// position of the scrolling. Slightly surprisingly the scroll position isn't actually
+		// stored, but rather tha base units which are needed to calculate it. This allows for
+		// virtual scrolling as well.
 		var initialStateSave = true;
-		this.s.dt.oApi._fnCallbackReg( this.s.dt, 'aoStateSaveParams', function (oS, oData) {
-			/* Set iScroller to saved scroll position on initialization.
-			 */
-			if(initialStateSave && that.s.dt.oLoadedState){
-				oData.iScroller = that.s.dt.oLoadedState.iScroller;
-				oData.iScrollerTopRow = that.s.dt.oLoadedState.iScrollerTopRow;
-				initialStateSave = false;
-			} else {
-				oData.iScroller = that.dom.scroller.scrollTop;
-				oData.iScrollerTopRow = that.s.topRowFloat;
-			}
-		}, "Scroller_State" );
+		var loadedState = dt.state.loaded();
 
-		if ( this.s.dt.oLoadedState ) {
-			this.s.topRowFloat = this.s.dt.oLoadedState.iScrollerTopRow || 0;
+		dt.on( 'stateSaveParams.scroller', function ( e, settings, data ) {
+			// Need to used the saved position on init
+			data.scroller = {
+				topRow: initialStateSave && loadedState && loadedState.scroller ?
+					loadedState.scroller.topRow :
+					that.s.topRowFloat,
+				baseScrollTop: that.s.baseScrollTop,
+				baseRowTop: that.s.baseRowTop
+			};
+
+			initialStateSave = false;
+		} );
+
+		if ( loadedState && loadedState.scroller ) {
+			this.s.topRowFloat = loadedState.scroller.topRow;
+			this.s.baseScrollTop = loadedState.scroller.baseScrollTop;
+			this.s.baseRowTop = loadedState.scroller.baseRowTop;
 		}
 
-		// Measure immediately. Scroller will have been added using preInit, so
-		// we can reliably do this here. We could potentially also measure on
-		// init complete, which would be useful for cases where the data is Ajax
-		// loaded and longer than a single line.
-		$(this.s.dt.nTable).one( 'init.dt', function () {
-			that.fnMeasure();
+		dt.on( 'init.scroller', function () {
+			that.fnMeasure( false );
+
+			that._fnDrawCallback();
+
+			// Update the scroller when the DataTable is redrawn
+			dt.on( 'draw.scroller', function () {
+				that._fnDrawCallback();
+			});
 		} );
 
-		/* Destructor */
-		this.s.dt.aoDestroyCallback.push( {
-			"sName": "Scroller",
-			"fn": function () {
-				$(window).off( 'resize.DTS' );
-				$(that.dom.scroller).off('touchstart.DTS scroll.DTS');
-				$(that.s.dt.nTableWrapper).removeClass('DTS');
-				$('div.DTS_Loading', that.dom.scroller.parentNode).remove();
-				$(that.s.dt.nTable).off( 'init.dt' );
+		// Set height before the draw happens, allowing everything else to update
+		// on draw complete without worry for roder.
+		dt.on( 'preDraw.dt.scroller', function () {
+			that._fnScrollForce();
+		} );
 
-				that.dom.table.style.position = "";
-				that.dom.table.style.top = "";
-				that.dom.table.style.left = "";
-			}
+		// Destructor
+		dt.on( 'destroy.scroller', function () {
+			$(window).off( 'resize.dt-scroller' );
+			$(that.dom.scroller).off('.dt-scroller');
+			$(that.s.dt.nTable).off( '.scroller' );
+
+			$(that.s.dt.nTableWrapper).removeClass('DTS');
+			$('div.DTS_Loading', that.dom.scroller.parentNode).remove();
+
+			that.dom.table.style.position = "";
+			that.dom.table.style.top = "";
+			that.dom.table.style.left = "";
 		} );
@@ -680,3 +691,3 @@ },
 		this.s.stateTO = setTimeout( function () {
-			that.s.dt.oApi._fnSaveState( that.s.dt );
+			that.s.dtApi.state.save();
 		}, 250 );
@@ -691,11 +702,4 @@
 
-			if ( Math.abs( iScrollTop - this.s.lastScrollTop ) > heights.viewport || this.s.ani || this.s.forceReposition ) {
-				iTopRow = parseInt(this._domain( 'physicalToVirtual', iScrollTop ) / heights.row, 10) - preRows;
-				this.s.topRowFloat = this._domain( 'physicalToVirtual', iScrollTop ) / heights.row;
-			}
-			else {
-				iTopRow = this.fnPixelsToRow( iScrollTop ) - preRows;
-				this.s.topRowFloat = this.fnPixelsToRow( iScrollTop, false );
-			}
-
+			iTopRow = parseInt(this._domain( 'physicalToVirtual', iScrollTop ) / heights.row, 10) - preRows;
+			this.s.topRowFloat = this._domain( 'physicalToVirtual', iScrollTop ) / heights.row;
 			this.s.forceReposition = false;
@@ -753,3 +757,3 @@
 		else {
-			this.s.topRowFloat = this._domain( 'physicalToVirtual', iScrollTop ) / heights.row;
+			this.s.topRowFloat = this.fnPixelsToRow( iScrollTop, false, true );
 		}
@@ -882,4 +886,6 @@
 
-		// Resize the scroll forcing element
-		this._fnScrollForce();
+		// If paging is reset
+		if ( (this.s.dt.bSorted || this.s.dt.bFiltered) && displayStart === 0 ) {
+			this.s.topRowFloat = 0;
+		}
 
@@ -1295,3 +1301,3 @@ // Reposition the scrolling for the updated virtual position if needed
  */
-Scroller.version = "1.4.3";
+Scroller.version = "1.5.0";
 
@@ -1377,7 +1383,7 @@
 
-// Undocumented and deprecated - use `row().scrollTo()` instead
-Api.register( 'scroller().scrollToRow()', function ( row, ani ) {
+// `scroller().scrollToRow()` is undocumented and deprecated. Use `scroller.toPosition()
+Api.register( ['scroller().scrollToRow()', 'scroller.toPosition()'], function ( idx, ani ) {
 	this.iterator( 'table', function ( ctx ) {
 		if ( ctx.oScroller ) {
-			ctx.oScroller.fnScrollToRow( row, ani );
+			ctx.oScroller.fnScrollToRow( idx, ani );
 		}
@@ -1384,0 +1390,0 @@ } );

js/dataTables.scroller.min.js

 /*!
- Scroller 1.4.3
- ©2011-2017 SpryMedia Ltd - datatables.net/license
+ Scroller 1.5.0
+ ©2011-2018 SpryMedia Ltd - datatables.net/license
 */
-(function(e){"function"===typeof define&&define.amd?define(["jquery","datatables.net"],function(g){return e(g,window,document)}):"object"===typeof exports?module.exports=function(g,j){g||(g=window);if(!j||!j.fn.dataTable)j=require("datatables.net")(g,j).$;return e(j,g,g.document)}:e(jQuery,window,document)})(function(e,g,j,l){var m=e.fn.dataTable,h=function(a,b){this instanceof h?(b===l&&(b={}),this.s={dt:e.fn.dataTable.Api(a).settings()[0],tableTop:0,tableBottom:0,redrawTop:0,redrawBottom:0,autoHeight:!0,
-viewportRows:0,stateTO:null,drawTO:null,heights:{jump:null,page:null,virtual:null,scroll:null,row:null,viewport:null},topRowFloat:0,scrollDrawDiff:null,loaderVisible:!1,forceReposition:!1},this.s=e.extend(this.s,h.oDefaults,b),this.s.heights.row=this.s.rowHeight,this.dom={force:j.createElement("div"),scroller:null,table:null,loader:null},this.s.dt.oScroller||(this.s.dt.oScroller=this,this._fnConstruct())):alert("Scroller warning: Scroller must be initialised with the 'new' keyword.")};e.extend(h.prototype,
-{fnRowToPixels:function(a,b,c){a=c?this._domain("virtualToPhysical",a*this.s.heights.row):this.s.baseScrollTop+(a-this.s.baseRowTop)*this.s.heights.row;return b||b===l?parseInt(a,10):a},fnPixelsToRow:function(a,b,c){var d=a-this.s.baseScrollTop,a=c?this._domain("physicalToVirtual",a)/this.s.heights.row:d/this.s.heights.row+this.s.baseRowTop;return b||b===l?parseInt(a,10):a},fnScrollToRow:function(a,b){var c=this,d=!1,f=this.fnRowToPixels(a),i=a-(this.s.displayBuffer-1)/2*this.s.viewportRows;0>i&&
-(i=0);if((f>this.s.redrawBottom||f<this.s.redrawTop)&&this.s.dt._iDisplayStart!==i)d=!0,f=this.fnRowToPixels(a,!1,!0),this.s.redrawTop<f&&f<this.s.redrawBottom&&(this.s.forceReposition=!0,b=!1);"undefined"==typeof b||b?(this.s.ani=d,e(this.dom.scroller).animate({scrollTop:f},function(){setTimeout(function(){c.s.ani=!1},25)})):e(this.dom.scroller).scrollTop(f)},fnMeasure:function(a){this.s.autoHeight&&this._fnCalcRowHeight();var b=this.s.heights;b.row&&(b.viewport=e.contains(j,this.dom.scroller)?e(this.dom.scroller).height():
-this._parseHeight(e(this.dom.scroller).css("height")),b.viewport||(b.viewport=this._parseHeight(e(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);(a===l||a)&&this.s.dt.oInstance.fnDraw(!1)},fnPageInfo:function(){var a=this.dom.scroller.scrollTop,b=this.s.dt.fnRecordsDisplay(),c=Math.ceil(this.fnPixelsToRow(a+this.s.heights.viewport,!1,this.s.ani));return{start:Math.floor(this.fnPixelsToRow(a,
-!1,this.s.ani)),end:b<c?b-1:c-1}},_fnConstruct:function(){var a=this;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=e("div."+this.s.dt.oClasses.sScrollBody,this.s.dt.nTableWrapper)[0];this.dom.scroller.appendChild(this.dom.force);this.dom.scroller.style.position="relative";this.dom.table=e(">table",this.dom.scroller)[0];this.dom.table.style.position="absolute";
-this.dom.table.style.top="0px";this.dom.table.style.left="0px";e(this.s.dt.nTableWrapper).addClass("DTS");this.s.loadingIndicator&&(this.dom.loader=e('<div class="dataTables_processing DTS_Loading">'+this.s.dt.oLanguage.sLoadingRecords+"</div>").css("display","none"),e(this.dom.scroller.parentNode).css("position","relative").append(this.dom.loader));this.s.heights.row&&"auto"!=this.s.heights.row&&(this.s.autoHeight=!1);this.fnMeasure(!1);this.s.ingnoreScroll=!0;this.s.stateSaveThrottle=this.s.dt.oApi._fnThrottle(function(){a.s.dt.oApi._fnSaveState(a.s.dt)},
-500);e(this.dom.scroller).on("scroll.DTS",function(){a._fnScroll.call(a)});e(this.dom.scroller).on("touchstart.DTS",function(){a._fnScroll.call(a)});this.s.dt.aoDrawCallback.push({fn:function(){a.s.dt.bInitialised&&a._fnDrawCallback.call(a)},sName:"Scroller"});e(g).on("resize.DTS",function(){a.fnMeasure(false);a._fnInfo()});var b=!0;this.s.dt.oApi._fnCallbackReg(this.s.dt,"aoStateSaveParams",function(c,d){if(b&&a.s.dt.oLoadedState){d.iScroller=a.s.dt.oLoadedState.iScroller;d.iScrollerTopRow=a.s.dt.oLoadedState.iScrollerTopRow;
-b=false}else{d.iScroller=a.dom.scroller.scrollTop;d.iScrollerTopRow=a.s.topRowFloat}},"Scroller_State");this.s.dt.oLoadedState&&(this.s.topRowFloat=this.s.dt.oLoadedState.iScrollerTopRow||0);e(this.s.dt.nTable).one("init.dt",function(){a.fnMeasure()});this.s.dt.aoDestroyCallback.push({sName:"Scroller",fn:function(){e(g).off("resize.DTS");e(a.dom.scroller).off("touchstart.DTS scroll.DTS");e(a.s.dt.nTableWrapper).removeClass("DTS");e("div.DTS_Loading",a.dom.scroller.parentNode).remove();e(a.s.dt.nTable).off("init.dt");
-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")},_fnScroll:function(){var a=this,b=this.s.heights,c=this.dom.scroller.scrollTop,d;if(!this.s.skip&&!this.s.ingnoreScroll)if(this.s.dt.bFiltered||this.s.dt.bSorted)this.s.lastScrollTop=0;else{this._fnInfo();clearTimeout(this.s.stateTO);this.s.stateTO=setTimeout(function(){a.s.dt.oApi._fnSaveState(a.s.dt)},250);if(this.s.forceReposition||
-c<this.s.redrawTop||c>this.s.redrawBottom){var f=Math.ceil((this.s.displayBuffer-1)/2*this.s.viewportRows);Math.abs(c-this.s.lastScrollTop)>b.viewport||this.s.ani||this.s.forceReposition?(d=parseInt(this._domain("physicalToVirtual",c)/b.row,10)-f,this.s.topRowFloat=this._domain("physicalToVirtual",c)/b.row):(d=this.fnPixelsToRow(c)-f,this.s.topRowFloat=this.fnPixelsToRow(c,!1));this.s.forceReposition=!1;0>=d?d=0:d+this.s.dt._iDisplayLength>this.s.dt.fnRecordsDisplay()?(d=this.s.dt.fnRecordsDisplay()-
-this.s.dt._iDisplayLength,0>d&&(d=0)):0!==d%2&&d++;if(d!=this.s.dt._iDisplayStart&&(this.s.tableTop=e(this.s.dt.nTable).offset().top,this.s.tableBottom=e(this.s.dt.nTable).height()+this.s.tableTop,b=function(){if(a.s.scrollDrawReq===null)a.s.scrollDrawReq=c;a.s.dt._iDisplayStart=d;a.s.dt.oApi._fnDraw(a.s.dt)},this.s.dt.oFeatures.bServerSide?(clearTimeout(this.s.drawTO),this.s.drawTO=setTimeout(b,this.s.serverWait)):b(),this.dom.loader&&!this.s.loaderVisible))this.dom.loader.css("display","block"),
-this.s.loaderVisible=!0}else this.s.topRowFloat=this._domain("physicalToVirtual",c)/b.row;this.s.lastScrollTop=c;this.s.stateSaveThrottle()}},_domain:function(a,b){var c=this.s.heights,d;if(c.virtual===c.scroll)return b;var e=(c.scroll-c.viewport)/2,i=(c.virtual-c.viewport)/2;d=i/(e*e);if("virtualToPhysical"===a){if(b<i)return Math.pow(b/d,0.5);b=2*i-b;return 0>b?c.scroll:2*e-Math.pow(b/d,0.5)}if("physicalToVirtual"===a){if(b<e)return b*b*d;b=2*e-b;return 0>b?c.virtual:2*i-b*b*d}},_parseHeight:function(a){var b,
-c=/^([+-]?(?:\d+(?:\.\d+)?|\.\d+))(px|em|rem|vh)$/.exec(a);if(null===c)return 0;a=parseFloat(c[1]);c=c[2];"px"===c?b=a:"vh"===c?b=a/100*e(g).height():"rem"===c?b=a*parseFloat(e(":root").css("font-size")):"em"===c&&(b=a*parseFloat(e("body").css("font-size")));return b?b:0},_fnDrawCallback:function(){var a=this,b=this.s.heights,c=this.dom.scroller.scrollTop,d=e(this.s.dt.nTable).height(),f=this.s.dt._iDisplayStart,i=this.s.dt._iDisplayLength,h=this.s.dt.fnRecordsDisplay();this.s.skip=!0;this._fnScrollForce();
-c=0===f?this.s.topRowFloat*b.row:f+i>=h?b.scroll-(h-this.s.topRowFloat)*b.row:this._domain("virtualToPhysical",this.s.topRowFloat*b.row);this.dom.scroller.scrollTop=c;this.s.baseScrollTop=c;this.s.baseRowTop=this.s.topRowFloat;var g=c-(this.s.topRowFloat-f)*b.row;0===f?g=0:f+i>=h&&(g=b.scroll-d);this.dom.table.style.top=g+"px";this.s.tableTop=g;this.s.tableBottom=d+this.s.tableTop;d=(c-this.s.tableTop)*this.s.boundaryScale;this.s.redrawTop=c-d;this.s.redrawBottom=c+d>b.scroll-b.viewport-b.row?b.scroll-
+(function(e){"function"===typeof define&&define.amd?define(["jquery","datatables.net"],function(h){return e(h,window,document)}):"object"===typeof exports?module.exports=function(h,i){h||(h=window);if(!i||!i.fn.dataTable)i=require("datatables.net")(h,i).$;return e(i,h,h.document)}:e(jQuery,window,document)})(function(e,h,i,l){var m=e.fn.dataTable,g=function(a,b){if(this instanceof g){b===l&&(b={});var c=e.fn.dataTable.Api(a);this.s={dt:c.settings()[0],dtApi:c,tableTop:0,tableBottom:0,redrawTop:0,
+redrawBottom:0,autoHeight:!0,viewportRows:0,stateTO:null,drawTO:null,heights:{jump:null,page:null,virtual:null,scroll:null,row:null,viewport:null},topRowFloat:0,scrollDrawDiff:null,loaderVisible:!1,forceReposition:!1};this.s=e.extend(this.s,g.oDefaults,b);this.s.heights.row=this.s.rowHeight;this.dom={force:i.createElement("div"),scroller:null,table:null,loader:null};this.s.dt.oScroller||(this.s.dt.oScroller=this,this._fnConstruct())}else alert("Scroller warning: Scroller must be initialised with the 'new' keyword.")};
+e.extend(g.prototype,{fnRowToPixels:function(a,b,c){a-=this.s.baseRowTop;c=c?this._domain("virtualToPhysical",this.s.baseScrollTop):this.s.baseScrollTop;c+=a*this.s.heights.row;return b||b===l?parseInt(c,10):c},fnPixelsToRow:function(a,b,c){a-=this.s.baseScrollTop;c=c?(this._domain("physicalToVirtual",this.s.baseScrollTop)+a)/this.s.heights.row:a/this.s.heights.row+this.s.baseRowTop;return b||b===l?parseInt(c,10):c},fnScrollToRow:function(a,b){var c=this,d=!1,f=this.fnRowToPixels(a),j=a-(this.s.displayBuffer-
+1)/2*this.s.viewportRows;0>j&&(j=0);if((f>this.s.redrawBottom||f<this.s.redrawTop)&&this.s.dt._iDisplayStart!==j)d=!0,f=this._domain("virtualToPhysical",a*this.s.heights.row),this.s.redrawTop<f&&f<this.s.redrawBottom&&(this.s.forceReposition=!0,b=!1);"undefined"==typeof b||b?(this.s.ani=d,e(this.dom.scroller).animate({scrollTop:f},function(){setTimeout(function(){c.s.ani=!1},25)})):e(this.dom.scroller).scrollTop(f)},fnMeasure:function(a){this.s.autoHeight&&this._fnCalcRowHeight();var b=this.s.heights;
+b.row&&(b.viewport=e.contains(i,this.dom.scroller)?e(this.dom.scroller).height():this._parseHeight(e(this.dom.scroller).css("height")),b.viewport||(b.viewport=this._parseHeight(e(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);(a===l||a)&&this.s.dt.oInstance.fnDraw(!1)},fnPageInfo:function(){var a=this.dom.scroller.scrollTop,b=this.s.dt.fnRecordsDisplay(),c=Math.ceil(this.fnPixelsToRow(a+
+this.s.heights.viewport,!1,this.s.ani));return{start:Math.floor(this.fnPixelsToRow(a,!1,this.s.ani)),end:b<c?b-1:c-1}},_fnConstruct: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=e("div."+this.s.dt.oClasses.sScrollBody,this.s.dt.nTableWrapper)[0];this.dom.scroller.appendChild(this.dom.force);this.dom.scroller.style.position=
+"relative";this.dom.table=e(">table",this.dom.scroller)[0];this.dom.table.style.position="absolute";this.dom.table.style.top="0px";this.dom.table.style.left="0px";e(b.table().container()).addClass("DTS");this.s.loadingIndicator&&(this.dom.loader=e('<div class="dataTables_processing DTS_Loading">'+this.s.dt.oLanguage.sLoadingRecords+"</div>").css("display","none"),e(this.dom.scroller.parentNode).css("position","relative").append(this.dom.loader));this.s.heights.row&&"auto"!=this.s.heights.row&&(this.s.autoHeight=
+!1);this.fnMeasure(!1);this.s.ingnoreScroll=!0;this.s.stateSaveThrottle=this.s.dt.oApi._fnThrottle(function(){a.s.dtApi.state.save()},500);e(this.dom.scroller).on("scroll.dt-scroller",function(){a._fnScroll.call(a)});e(this.dom.scroller).on("touchstart.dt-scroller",function(){a._fnScroll.call(a)});e(h).on("resize.dt-scroller",function(){a.fnMeasure(false);a._fnInfo()});var c=!0,d=b.state.loaded();b.on("stateSaveParams.scroller",function(b,e,g){g.scroller={topRow:c&&d&&d.scroller?d.scroller.topRow:
+a.s.topRowFloat,baseScrollTop:a.s.baseScrollTop,baseRowTop:a.s.baseRowTop};c=false});d&&d.scroller&&(this.s.topRowFloat=d.scroller.topRow,this.s.baseScrollTop=d.scroller.baseScrollTop,this.s.baseRowTop=d.scroller.baseRowTop);b.on("init.scroller",function(){a.fnMeasure(false);a._fnDrawCallback();b.on("draw.scroller",function(){a._fnDrawCallback()})});b.on("preDraw.dt.scroller",function(){a._fnScrollForce()});b.on("destroy.scroller",function(){e(h).off("resize.dt-scroller");e(a.dom.scroller).off(".dt-scroller");
+e(a.s.dt.nTable).off(".scroller");e(a.s.dt.nTableWrapper).removeClass("DTS");e("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")},_fnScroll:function(){var a=this,b=this.s.heights,c=this.dom.scroller.scrollTop,d;if(!this.s.skip&&!this.s.ingnoreScroll)if(this.s.dt.bFiltered||this.s.dt.bSorted)this.s.lastScrollTop=0;else{this._fnInfo();
+clearTimeout(this.s.stateTO);this.s.stateTO=setTimeout(function(){a.s.dtApi.state.save()},250);if(this.s.forceReposition||c<this.s.redrawTop||c>this.s.redrawBottom){var f=Math.ceil((this.s.displayBuffer-1)/2*this.s.viewportRows);d=parseInt(this._domain("physicalToVirtual",c)/b.row,10)-f;this.s.topRowFloat=this._domain("physicalToVirtual",c)/b.row;this.s.forceReposition=!1;0>=d?d=0:d+this.s.dt._iDisplayLength>this.s.dt.fnRecordsDisplay()?(d=this.s.dt.fnRecordsDisplay()-this.s.dt._iDisplayLength,0>
+d&&(d=0)):0!==d%2&&d++;if(d!=this.s.dt._iDisplayStart&&(this.s.tableTop=e(this.s.dt.nTable).offset().top,this.s.tableBottom=e(this.s.dt.nTable).height()+this.s.tableTop,b=function(){if(a.s.scrollDrawReq===null)a.s.scrollDrawReq=c;a.s.dt._iDisplayStart=d;a.s.dt.oApi._fnDraw(a.s.dt)},this.s.dt.oFeatures.bServerSide?(clearTimeout(this.s.drawTO),this.s.drawTO=setTimeout(b,this.s.serverWait)):b(),this.dom.loader&&!this.s.loaderVisible))this.dom.loader.css("display","block"),this.s.loaderVisible=!0}else this.s.topRowFloat=
+this.fnPixelsToRow(c,!1,!0);this.s.lastScrollTop=c;this.s.stateSaveThrottle()}},_domain:function(a,b){var c=this.s.heights,d;if(c.virtual===c.scroll)return b;var e=(c.scroll-c.viewport)/2,j=(c.virtual-c.viewport)/2;d=j/(e*e);if("virtualToPhysical"===a){if(b<j)return Math.pow(b/d,0.5);b=2*j-b;return 0>b?c.scroll:2*e-Math.pow(b/d,0.5)}if("physicalToVirtual"===a){if(b<e)return b*b*d;b=2*e-b;return 0>b?c.virtual:2*j-b*b*d}},_parseHeight:function(a){var b,c=/^([+-]?(?:\d+(?:\.\d+)?|\.\d+))(px|em|rem|vh)$/.exec(a);
+if(null===c)return 0;a=parseFloat(c[1]);c=c[2];"px"===c?b=a:"vh"===c?b=a/100*e(h).height():"rem"===c?b=a*parseFloat(e(":root").css("font-size")):"em"===c&&(b=a*parseFloat(e("body").css("font-size")));return b?b:0},_fnDrawCallback:function(){var a=this,b=this.s.heights,c=this.dom.scroller.scrollTop,d=e(this.s.dt.nTable).height(),f=this.s.dt._iDisplayStart,j=this.s.dt._iDisplayLength,g=this.s.dt.fnRecordsDisplay();this.s.skip=!0;if((this.s.dt.bSorted||this.s.dt.bFiltered)&&0===f)this.s.topRowFloat=
+0;c=0===f?this.s.topRowFloat*b.row:f+j>=g?b.scroll-(g-this.s.topRowFloat)*b.row:this._domain("virtualToPhysical",this.s.topRowFloat*b.row);this.dom.scroller.scrollTop=c;this.s.baseScrollTop=c;this.s.baseRowTop=this.s.topRowFloat;var h=c-(this.s.topRowFloat-f)*b.row;0===f?h=0:f+j>=g&&(h=b.scroll-d);this.dom.table.style.top=h+"px";this.s.tableTop=h;this.s.tableBottom=d+this.s.tableTop;d=(c-this.s.tableTop)*this.s.boundaryScale;this.s.redrawTop=c-d;this.s.redrawBottom=c+d>b.scroll-b.viewport-b.row?b.scroll-
 b.viewport-b.row:c+d;this.s.skip=!1;this.s.dt.oFeatures.bStateSave&&null!==this.s.dt.oLoadedState&&"undefined"!=typeof this.s.dt.oLoadedState.iScroller?((c=(this.s.dt.sAjaxSource||a.s.dt.ajax)&&!this.s.dt.oFeatures.bServerSide?!0:!1)&&2==this.s.dt.iDraw||!c&&1==this.s.dt.iDraw)&&setTimeout(function(){e(a.dom.scroller).scrollTop(a.s.dt.oLoadedState.iScroller);a.s.redrawTop=a.s.dt.oLoadedState.iScroller-b.viewport/2;setTimeout(function(){a.s.ingnoreScroll=!1},0)},0):a.s.ingnoreScroll=!1;this.s.dt.oFeatures.bInfo&&
 setTimeout(function(){a._fnInfo.call(a)},0);this.dom.loader&&this.s.loaderVisible&&(this.dom.loader.css("display","none"),this.s.loaderVisible=!1)},_fnScrollForce:function(){var a=this.s.heights;a.virtual=a.row*this.s.dt.fnRecordsDisplay();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"},_fnCalcRowHeight:function(){var a=this.s.dt,b=a.nTable,c=b.cloneNode(!1),d=e("<tbody/>").appendTo(c),f=e('<div class="'+
 a.oClasses.sWrapper+' DTS"><div class="'+a.oClasses.sScrollWrapper+'"><div class="'+a.oClasses.sScrollBody+'"></div></div></div>');for(e("tbody tr:lt(4)",b).clone().appendTo(d);3>e("tr",d).length;)d.append("<tr><td>&nbsp;</td></tr>");e("div."+a.oClasses.sScrollBody,f).append(c);a=this.s.dt.nHolding||b.parentNode;e(a).is(":visible")||(a="body");f.appendTo(a);this.s.heights.row=e("tr",d).eq(1).outerHeight();f.remove()},_fnInfo:function(){if(this.s.dt.oFeatures.bInfo){var a=this.s.dt,b=a.oLanguage,c=
-this.dom.scroller.scrollTop,d=Math.floor(this.fnPixelsToRow(c,!1,this.s.ani)+1),f=a.fnRecordsTotal(),i=a.fnRecordsDisplay(),c=Math.ceil(this.fnPixelsToRow(c+this.s.heights.viewport,!1,this.s.ani)),c=i<c?i:c,g=a.fnFormatNumber(d),h=a.fnFormatNumber(c),j=a.fnFormatNumber(f),k=a.fnFormatNumber(i),g=0===a.fnRecordsDisplay()&&a.fnRecordsDisplay()==a.fnRecordsTotal()?b.sInfoEmpty+b.sInfoPostFix:0===a.fnRecordsDisplay()?b.sInfoEmpty+" "+b.sInfoFiltered.replace("_MAX_",j)+b.sInfoPostFix:a.fnRecordsDisplay()==
-a.fnRecordsTotal()?b.sInfo.replace("_START_",g).replace("_END_",h).replace("_MAX_",j).replace("_TOTAL_",k)+b.sInfoPostFix:b.sInfo.replace("_START_",g).replace("_END_",h).replace("_MAX_",j).replace("_TOTAL_",k)+" "+b.sInfoFiltered.replace("_MAX_",a.fnFormatNumber(a.fnRecordsTotal()))+b.sInfoPostFix;(b=b.fnInfoCallback)&&(g=b.call(a.oInstance,a,d,c,f,i,g));d=a.aanFeatures.i;if("undefined"!=typeof d){f=0;for(i=d.length;f<i;f++)e(d[f]).html(g)}e(a.nTable).triggerHandler("info.dt")}}});h.defaults={trace:!1,
-rowHeight:"auto",serverWait:200,displayBuffer:9,boundaryScale:0.5,loadingIndicator:!1};h.oDefaults=h.defaults;h.version="1.4.3";"function"==typeof e.fn.dataTable&&"function"==typeof e.fn.dataTableExt.fnVersionCheck&&e.fn.dataTableExt.fnVersionCheck("1.10.0")?e.fn.dataTableExt.aoFeatures.push({fnInit:function(a){var b=a.oInit;new h(a,b.scroller||b.oScroller||{})},cFeature:"S",sFeature:"Scroller"}):alert("Warning: Scroller requires DataTables 1.10.0 or greater - www.datatables.net/download");e(j).on("preInit.dt.dtscroller",
-function(a,b){if("dt"===a.namespace){var c=b.oInit.scroller,d=m.defaults.scroller;if(c||d)d=e.extend({},c,d),!1!==c&&new h(b,d)}});e.fn.dataTable.Scroller=h;e.fn.DataTable.Scroller=h;var k=e.fn.dataTable.Api;k.register("scroller()",function(){return this});k.register("scroller().rowToPixels()",function(a,b,c){var d=this.context;if(d.length&&d[0].oScroller)return d[0].oScroller.fnRowToPixels(a,b,c)});k.register("scroller().pixelsToRow()",function(a,b,c){var d=this.context;if(d.length&&d[0].oScroller)return d[0].oScroller.fnPixelsToRow(a,
-b,c)});k.register("scroller().scrollToRow()",function(a,b){this.iterator("table",function(c){c.oScroller&&c.oScroller.fnScrollToRow(a,b)});return this});k.register("row().scrollTo()",function(a){var b=this;this.iterator("row",function(c,d){if(c.oScroller){var e=b.rows({order:"applied",search:"applied"}).indexes().indexOf(d);c.oScroller.fnScrollToRow(e,a)}});return this});k.register("scroller.measure()",function(a){this.iterator("table",function(b){b.oScroller&&b.oScroller.fnMeasure(a)});return this});
-k.register("scroller.page()",function(){var a=this.context;if(a.length&&a[0].oScroller)return a[0].oScroller.fnPageInfo()});return h});
+this.dom.scroller.scrollTop,d=Math.floor(this.fnPixelsToRow(c,!1,this.s.ani)+1),f=a.fnRecordsTotal(),g=a.fnRecordsDisplay(),c=Math.ceil(this.fnPixelsToRow(c+this.s.heights.viewport,!1,this.s.ani)),c=g<c?g:c,h=a.fnFormatNumber(d),i=a.fnFormatNumber(c),k=a.fnFormatNumber(f),l=a.fnFormatNumber(g),h=0===a.fnRecordsDisplay()&&a.fnRecordsDisplay()==a.fnRecordsTotal()?b.sInfoEmpty+b.sInfoPostFix:0===a.fnRecordsDisplay()?b.sInfoEmpty+" "+b.sInfoFiltered.replace("_MAX_",k)+b.sInfoPostFix:a.fnRecordsDisplay()==
+a.fnRecordsTotal()?b.sInfo.replace("_START_",h).replace("_END_",i).replace("_MAX_",k).replace("_TOTAL_",l)+b.sInfoPostFix:b.sInfo.replace("_START_",h).replace("_END_",i).replace("_MAX_",k).replace("_TOTAL_",l)+" "+b.sInfoFiltered.replace("_MAX_",a.fnFormatNumber(a.fnRecordsTotal()))+b.sInfoPostFix;(b=b.fnInfoCallback)&&(h=b.call(a.oInstance,a,d,c,f,g,h));d=a.aanFeatures.i;if("undefined"!=typeof d){f=0;for(g=d.length;f<g;f++)e(d[f]).html(h)}e(a.nTable).triggerHandler("info.dt")}}});g.defaults={trace:!1,
+rowHeight:"auto",serverWait:200,displayBuffer:9,boundaryScale:0.5,loadingIndicator:!1};g.oDefaults=g.defaults;g.version="1.5.0";"function"==typeof e.fn.dataTable&&"function"==typeof e.fn.dataTableExt.fnVersionCheck&&e.fn.dataTableExt.fnVersionCheck("1.10.0")?e.fn.dataTableExt.aoFeatures.push({fnInit:function(a){var b=a.oInit;new g(a,b.scroller||b.oScroller||{})},cFeature:"S",sFeature:"Scroller"}):alert("Warning: Scroller requires DataTables 1.10.0 or greater - www.datatables.net/download");e(i).on("preInit.dt.dtscroller",
+function(a,b){if("dt"===a.namespace){var c=b.oInit.scroller,d=m.defaults.scroller;if(c||d)d=e.extend({},c,d),!1!==c&&new g(b,d)}});e.fn.dataTable.Scroller=g;e.fn.DataTable.Scroller=g;var k=e.fn.dataTable.Api;k.register("scroller()",function(){return this});k.register("scroller().rowToPixels()",function(a,b,c){var d=this.context;if(d.length&&d[0].oScroller)return d[0].oScroller.fnRowToPixels(a,b,c)});k.register("scroller().pixelsToRow()",function(a,b,c){var d=this.context;if(d.length&&d[0].oScroller)return d[0].oScroller.fnPixelsToRow(a,
+b,c)});k.register(["scroller().scrollToRow()","scroller.toPosition()"],function(a,b){this.iterator("table",function(c){c.oScroller&&c.oScroller.fnScrollToRow(a,b)});return this});k.register("row().scrollTo()",function(a){var b=this;this.iterator("row",function(c,d){if(c.oScroller){var e=b.rows({order:"applied",search:"applied"}).indexes().indexOf(d);c.oScroller.fnScrollToRow(e,a)}});return this});k.register("scroller.measure()",function(a){this.iterator("table",function(b){b.oScroller&&b.oScroller.fnMeasure(a)});
+return this});k.register("scroller.page()",function(){var a=this.context;if(a.length&&a[0].oScroller)return a[0].oScroller.fnPageInfo()});return g});

package.json

 {
     "name": "datatables.net-scroller",
-    "version": "1.4.4",
+    "version": "1.5.0",
     "description": "Scroller for DataTables ",
@@ -8,3 +8,3 @@ "files": [
     ],
-    "main": "./js/dataTables.scroller.js",
+    "main": "js/dataTables.scroller.js",
     "keywords": [
@@ -11,0 +11,0 @@ "virtual scrolling",

New alerts

Unidentified License

License

(Experimental) Something that seems like a license was found, but its contents could not be matched with a known license.

Found 1 instance in 1 package

Fixed alerts

Unidentified License

License

(Experimental) Something that seems like a license was found, but its contents could not be matched with a known license.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

58823

increased by1.87%

Number of package files

5

increased by25%

Lines of code

1288

increased by0.08%

No dependency changes