In image processing and photography, a color histogram is a representation of the distribution of colors in an image.
For digital images, a color histogram represents the number of pixels that have colors in each of a fixed list of color ranges, that span the image's color space, the set of all possible colors.
Configurations:
We've used color configuration to change default color of histogram chart.
// Set chart options
var options = {
colors: ['green']
};
Clicking "Copy Code" button to copy the code. From - google charts tutorial - team
We've used color configuration to change default color of histogram chart.
Tryit<html>
<head>
<title>wikitechy Google Charts Tutorial</title>
<script type="text/javascript" src="https://www.wikitechy.com/charts/loader.js"></script>
<script type="text/javascript">
google.charts.load('current', {packages: ['corechart']});
</script>
</head>
<body>
<div id="container" style="width: 550px; height: 400px; margin: 0 auto"></div>
<script language="JavaScript">
function drawChart() {
// Define the chart to be drawn.
var data = google.visualization.arrayToDataTable([
['Student Roll No', 'height'],
['1', 80],['2', 55],['3', 68],['4', 80],['5', 54],
['6', 70],['7', 85],['8', 78],['9', 70],['10', 58],
['11', 90],['12', 65],['13', 88],['14', 82],['15', 65],
['16', 86],['17', 45],['18', 62],['19', 84],['20', 75],
['21', 82],['22', 75],['23', 58],['24', 70],['25', 85]
]);
// Set chart options
var options = {
title: 'Students height, in cm',
legend: { position: 'none' },
colors: ['green']
};
// Instantiate and draw the chart.
var chart = new google.visualization.Histogram(document.getElementById('container'));
chart.draw(data, options);
}
google.charts.setOnLoadCallback(drawChart);
</script>
</body>
</html>
Clicking "Copy Code" button to copy the code. From - google charts tutorial - team
