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Charts - SVG Chart Rendering

Charts is a zero-dependency PHP library for generating SVG charts. It enables easy creation of SVG-based charts directly from PHP, with no additional dependencies required.

Features

• Simple, intuitive API for chart creation
• Lightweight, with no external dependencies
• Supports various chart types: line charts, bar charts, stacked charts, and mixed charts
• Fully customizable and extendable
• Outputs pure SVG, allowing for:
  • Embedding in PDFs (ideal for reports)

Installation

To get started, install the package via composer:

composer require maantje/charts

Usage Examples

Below are some examples of the types of charts you can create using this library. Click on the links to view the source code for each example.

Simple line chart

View source

Simple bar chart

View source

Simple stacked chart

View source

Advanced line charts

View source

Advanced bar chart

View source

Mixed chart

View source

Usage

Creating a Chart

You can create different types of charts using the provided classes. Below are examples of how to create a simple bar chart and a line chart.

Simple Bar Chart

use Maantje\Charts\Bar\Bar;
use Maantje\Charts\Bar\Bars;
use Maantje\Charts\Chart;

$chart = new Chart(
    series: [
        new Bars(
            bars: [
                new Bar(name: 'Jan', value: 222301),
                new Bar(name: 'Feb', value: 189242),
                new Bar(name: 'Mar', value: 144922),
            ],
        ),
    ],
);

echo $chart->render();

Simple Line Chart

use Maantje\Charts\Chart;
use Maantje\Charts\Line\Line;
use Maantje\Charts\Line\Lines;
use Maantje\Charts\Line\Point;

$chart = new Chart(
    series: [
        new Lines(
            lines: [
                new Line(
                    points: [
                        new Point(y: 0, x: 0),
                        new Point(y: 4, x: 100),
                        new Point(y: 12, x: 200),
                        new Point(y: 8, x: 300),
                    ],
                ),
            ],
        ),
    ],
);

echo $chart->render();

Annotations

You can add annotations to your charts for better visualization.

use Maantje\Charts\Annotations\PointAnnotation;
use Maantje\Charts\YAxis;

$chart = new Chart(
    yAxis: new YAxis(
        annotations: [
            new PointAnnotation(x: 200, y: 120, label: 'Important Point'),
        ],
    ),
    // ...
);

License

The MIT License (MIT). Please see License File for more information.