57 lines
1.5 KiB
JavaScript
57 lines
1.5 KiB
JavaScript
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google.load("visualization", "1", {packages:["corechart"]});
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google.setOnLoadCallback(drawChart);
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function drawChart() {
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var a = new Array();
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var html = "";
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var table = document.getElementById("ChartData");
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for (var i = 0, row; row = table.rows[i]; i++) {
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a[i] = new Array();
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for (var j = 0, col; col = row.cells[j]; j++) {
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a[i][j]=row.cells[j].textContent;
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if(j>0 && i > 0){
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a[i][j] = a[i][j].replace(".", "").replace(".", "");
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a[i][j] = parseFloat(a[i][j].replace(",", "."));
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}
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}
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}
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// Calculate the width and height of the Array
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var w = a.length ? a.length : 0,
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h = a[0] instanceof Array ? a[0].length : 0;
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// In case it is a zero matrix, no transpose routine needed.
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if(h === 0 || w === 0) { t=[]; }
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/**
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* @var {Number} i Counter
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* @var {Number} j Counter
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* @var {Array} t Transposed data is stored in this array.
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*/
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var i, j, t = [];
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// Loop through every item in the outer array (height)
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for(i=0; i<h-1; i++) {
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// Insert a new row (array)
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t[i] = [];
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// Loop through every item per item in outer array (width)
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for(j=0; j<w-1; j++) {
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// Save transposed data.
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t[i][j] = a[j][i];
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}
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}
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var data = google.visualization.arrayToDataTable(t);
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formatter = new google.visualization.NumberFormat({
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suffix: ' zł',
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fractionDigits: '2',
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decimalSymbol: ',',
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groupingSymbol: '.',
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});
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for (i = 1; i < data.getNumberOfColumns(); i++) {
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formatter.format(data, i);
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}
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var options = {
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};
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var chart = new google.visualization.ColumnChart(document.getElementById('chart_div'));
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chart.draw(data, options);
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}
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