wefra/lib/jquery/tablesorter-2.31.1/js/widgets/widget-chart.js

276 lines
6.8 KiB
JavaScript

/* Widget: chart (beta) - updated 10/31/2015 (v2.24.0) *//*
* Requires tablesorter v2.8+ and jQuery 1.7+
*/
/*jshint browser:true, jquery:true, unused:false */
/*global jQuery: false */
;(function($) {
'use strict';
var ts = $.tablesorter,
// temp variables
chart_cols = [],
chart_headers = [],
// google charts
chart_rows = [],
chart_data = [],
// highcharts
chart_categories = [],
chart_series = [],
// fusioncharts
chart_category = [],
chart_dataset = [],
chart = ts.chart = {
// regex used to strip out non-digit values before sending
// the string to the $.tablesorter.formatFloat function
nonDigit : /[^\d,.\-()]/g,
init: function(c, wo) {
c.$table
.off(wo.chart_event)
.on(wo.chart_event, function() {
if (this.hasInitialized) {
// refresh 'c' variable in case options are updated dynamically
var c = this.config;
chart.getCols(c, c.widgetOptions);
chart.getData(c, c.widgetOptions);
}
});
},
getCols: function(c, wo) {
var i;
chart_cols = [];
chart_series = [];
chart_dataset = [];
for ( i = 0; i < c.columns; i++ ) {
if ( wo.chart_useSelector && ts.hasWidget( c.table, 'columnSelector' ) && !c.selector.auto ) {
if ( ( c.selector.states[i] && $.inArray(i, wo.chart_ignoreColumns) < 0 ) ||
i === wo.chart_labelCol || i === wo.chart_sort[0][0] ) {
chart_cols.push(i);
}
} else {
if ( $.inArray(i, wo.chart_ignoreColumns) < 0 || i === wo.chart_labelCol || i === wo.chart_sort[0][0] ) {
chart_cols.push(i);
}
}
}
},
getData: function(c, wo) {
chart.getHeaders(c, wo);
chart.getRows(c, wo);
/* == Google data ==
array of arrays (Google charts)
[
[ "Year", "Sales", "Expenses" ],
[ "2004", 1000, 400 ],
[ "2005", 1170, 460 ],
[ "2006", 660, 1120 ],
[ "2007", 1030, 540 ]
]
== Highcharts ==
categories -> [ '2004', '2005', '2006', '2007' ]
series -> [{
name: 'Sales',
data: [ 1000, 1170, 660, 1030 ]
}, {
name: 'Expenses',
data: [ 400, 460, 1120, 540 ]
}]
== Fusioncharts
"categories": [{
"category": [
{"label": "2004"},
{"label": "2005"},
{"label": "2006"},
{"label": "2007"}
]
}],
"dataset": [
{
"seriesname": "Sales",
"data": [
{"value": "1000"},
{"value": "1170"},
{"value": "660"},
{"value": "1030"}
]
},{
"seriesname": "Expenses",
"data": [
{"value": "400"},
{"value": "600"},
{"value": "1120"},
{"value": "540"}
]
}
]
*/
chart_data = [ chart_headers ];
$.each(chart_rows, function(k, row) {
chart_data.push(row);
});
c.chart = {
// google
data: chart_data,
// highcharts
categories: chart_categories,
series: chart_series,
// FusionCharts
category: chart_category,
dataset: chart_dataset
};
},
getHeaders: function(c, wo) {
var text;
chart_headers = [];
chart_series = [];
chart_dataset = [];
chart_headers.push( c.headerContent[wo.chart_labelCol] );
$.each(chart_cols, function(k, col) {
if (col === wo.chart_labelCol) {
return true;
}
text = c.headerContent[col];
chart_headers.push( text );
chart_series.push( { name: text, data: [] } );
chart_dataset.push( { seriesname: text, data: [] } );
});
},
getRows: function(c, wo) {
var norm_rows = c.cache[0].normalized,
rows = [];
chart_rows = [];
chart_categories = [];
chart_category = [];
$.each(norm_rows, function(indx, rowVal) {
var i, txt,
$tr = rowVal[c.columns].$row,
$cells = $tr.children('th,td'),
row = [];
if (
(/v/i.test(wo.chart_incRows) && $tr.is(':visible')) ||
(/f/i.test(wo.chart_incRows) && !$tr.hasClass(wo.filter_filteredRow || 'filtered')) ||
(!/(v|f)/i.test(wo.chart_incRows))
) {
// Add all cols (don't mess up indx for sorting)
for (i = 0; i < c.columns; i++) {
if ( $.inArray(indx, wo.chart_parsed) >= 0 ) {
row.push( rowVal[i] );
} else {
txt = $cells[i].getAttribute( c.textAttribute ) || $cells[i].textContent || $cells.eq(i).text();
row.push( $.trim( txt ) );
}
}
rows.push(row);
}
});
// sort based on chart_sort
rows.sort(function(a, b) {
if ( wo.chart_sort[0][1] === 1 ) {
return ts.sortNatural( b[wo.chart_sort[0][0]], a[wo.chart_sort[0][0]] );
}
return ts.sortNatural( a[wo.chart_sort[0][0]], b[wo.chart_sort[0][0]] );
});
$.each(rows, function(i, rowVal) {
var value,
objIndex = 0,
row = [],
label = rowVal[wo.chart_labelCol];
row.push( '' + label );
$.each(rowVal, function(indx, cellValue) {
var tempVal;
if (indx === wo.chart_labelCol) {
chart_categories.push( cellValue );
chart_category.push({ 'label': cellValue });
return true;
}
value = false;
if ( wo.chart_useSelector && ts.hasWidget( c.table, 'columnSelector' ) && !c.selector.auto ) {
if ( c.selector.states[indx] && $.inArray(indx, wo.chart_ignoreColumns) < 0 ) {
value = '' + cellValue;
}
} else {
if ($.inArray(indx, wo.chart_ignoreColumns) < 0) {
value = '' + cellValue;
}
}
if (value !== false) {
if ( /s/i.test( '' + wo.chart_layout[indx] ) ) {
row.push( value );
chart_series[objIndex].data.push( value );
chart_dataset[objIndex].data.push( value );
} else {
// using format float, after stripping out all non-digit values
tempVal = ts.formatFloat( value.replace( chart.nonDigit, '' ), c.table );
tempVal = isNaN(tempVal) ? value : tempVal;
// if tempVal ends up being an empty string, fall back to value
row.push( tempVal );
chart_series[objIndex].data.push( tempVal );
chart_dataset[objIndex].data.push( { value : tempVal } );
}
objIndex++;
}
});
chart_rows.push(row);
});
},
remove: function(c, wo) {
c.$table.off(wo.chart_event);
}
};
ts.addWidget({
id: 'chart',
options: {
// (a)ll, (v)isible or (f)iltered - only the first letter is needed
chart_incRows: 'filtered',
// prefer columnSelector for ignoreColumns
chart_useSelector: false,
// columns to ignore [0, 1,... ] (zero-based index)
chart_ignoreColumns: [],
// Use parsed data instead of cell.text()
chart_parsed: [],
// data output layout, float is default
chart_layout: {
// first element is a string, all others will be float
0: 'string'
},
// Set the label column
chart_labelCol: 0,
// data sort, should always be first row, might want [[0,1]]
chart_sort: [ [ 0, 0 ] ],
// event to trigger get updated data
chart_event: 'chartData'
},
init: function(table, thisWidget, c, wo) {
chart.init(c, wo);
},
remove: function(table, c, wo) {
chart.remove(c, wo);
}
});
})(jQuery);