PHP code example of macocci7 / php-lorenz-curve

1. Go to this page and download the library: Download macocci7/php-lorenz-curve library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

macocci7 / php-lorenz-curve example snippets


    (php -m; php -i) | grep imagick
    



acocci7\PhpLorenzCurve\LorenzCurve;

$lc = new LorenzCurve();


$lc
    ->setData([1, 5, 10, 15, 20])
    ->setClassRange(5)
    ->create('img/BasicUsage.png');


$lc
    ->setData([1, 5, 10, 15, 20])
    ->setClassRange(5)
    ->grid(1, '#ffcccc')    // width: 1 pix, color: '#ffcccc'
    ->create('img/DrawGrid.png');


$lc
    ->setData([1, 5, 10, 15, 20])
    ->setClassRange(5)
    ->reverseClasses()
    ->grid(1, '#ffcccc')
    ->create('img/UpwardConvexCurve.png');


$lc
    ->setData([1, 5, 10, 15, 20])
    ->setClassRange(5)
    ->grid(1, '#ffcccc')
    ->resize(450, 400)
    ->create('img/ResizeImage.png');


    plotarea(
        array $offset = [], // [int $width, int $height]
        int $width = 0,
        int $height = 0,
        string|null $backgroundColor = null,
    )
    

$lc
    ->setData([1, 5, 10, 15, 20])
    ->setClassRange(5)
    ->grid(1, '#ffcccc')
    ->plotarea(
        offset: [80, 50],
        width: 280,
        height: 200,
        backgroundColor: '#eeeeee',
    )
    ->create('img/SetPlotareaAttrs.png');


    caption(
        string $caption,
        int $offsetX = 0,
        int $offsetY = 0,
    )
    

    labelX(
        string $label,
        int $offsetX = 0,
        int $offsetY = 0,
    )
    

    labelY(
        string $label,
        int $offsetX = 0,
        int $offsetY = 0,
    )
    

$lc
    ->setData([1, 5, 10, 15, 20])
    ->setClassRange(5)
    ->grid(1, '#ffcccc')
    ->plotarea(offset: [60, 40])
    ->caption('CAPTION')
    ->labelX('Cumulative Relative Frequency', offsetX: 0, offsetY: 10)
    ->labelY('Cumulative Relative Subtotal')
    ->create('img/CaptionLabels.png');


$lc
    ->setData([1, 5, 10, 15, 20])
    ->setClassRange(5)
    ->config([
        'canvasBackgroundColor' => '#3333cc',
        'showGrid' => true,
        'gridWidth' => 1,
        'gridColor' => '#0066ff',
        'axisWidth' => 3,
        'axisColor' => '#ffffff',
        'scaleWidth' => 2,
        'scaleLength' => 6,
        'scaleColor' => '#ffffff',
        'scaleFontSize' => 14,
        'scaleFontColor' => '#ffffff',
        'lorenzCurveWidth' => 1,
        'lorenzCurveColor' => '#ffff00',
        'lorenzCurveBackgroundColor' => null, // transparent
        'completeEqualityLineWidth' => 3,
        'completeEqualityLineColor' => '#ffffff',
        'completeEqualityLineDash' => [8, 8],
        'fontColor' => '#ffffff',
        'caption' => 'Config From Array',
    ])
    ->create('img/ConfigFromArray.png');


$lc
    ->setData([1, 5, 10, 15, 20])
    ->setClassRange(5)
    ->config('ConfigFromFile.neon')
    ->create('img/ConfigFromFile.png');


var_dump(
    $lc
    ->setData([1, 5, 10, 15, 20])
    ->setClassRange(5)
    ->getGinisCoefficient()
);