IcyData Heatmap

Installation

composer require icydata/heatmap

Usage

use IcyData\Heatmap;

$heatmap = new Heatmap();
$heatmap->addPoint(10, 10);
...
$heatmap->addPoint(30, 30);

$heatmap->save('/tmp/heatmap.png');

Use a custom background

$heatmap = new Heatmap([
    'backgroundImg' => '/path/to/file.png'
]);

License

Please review LICENSE.md