neat-charts/README.md
2016-06-28 00:23:06 -04:00

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# Dash-SVG-chart
PHP project to generate cached SVG price charts
![Dash 24h price in BTC from Poloniex](http://cryptohistory.org/dash/24h/)
## Requirements
* PHP
## Installation
Extract the files from https://github.com/seigler/Dash-SVG-chart/archive/master.zip where you want to use the chart, or from the command line run `git clone "https://github.com/seigler/Dash-SVG-chart" .` in the folder where you want the charts served from.
## Usage
In your PHP file:
```php
Header('Content-type: image/svg+xml; charset=utf-8');
Header('Content-Disposition: inline; filename="chart-' . date('Y-m-d\THisT') . '.svg"');
include 'buffer.php';
include 'SVGChartBuilder.php';
/* your code here to generate $chartData */
print SVGChartBuilder::renderStockChart($chartData, [
'width'=>800,
'height'=>250,
'lineColor'=>"#1C75BC",
'labelColor'=>"#777",
'smoothed'=>false
]);
```
In your HTML:
`<img src="path to the PHP file">`
## Credits
* PHP output buffering based on http://www.the-art-of-web.com/php/buffer/
* Chart appearance based on advice found at http://vis4.net/blog/posts/doing-the-line-charts-right/