FM / Gd

/home/techb158/exp.abdallabala.com/vendor/intervention/image/src/Intervention/Image/Gd/

/home/techb158/exp.abdallabala.com/vendor/intervention/image/src/Intervention/Image/Gd

Name	Size	Mode	Actions
Commands/	-	0755	rm
Shapes/	-	0755	rm
Color.php	5303	0644	edit dl rm
Decoder.php	4289	0644	edit dl rm
Driver.php	2279	0644	edit dl rm
Encoder.php	2988	0644	edit dl rm
Font.php	7594	0644	edit dl rm

Edit: /home/techb158/exp.abdallabala.com/vendor/intervention/image/src/Intervention/Image/Gd/Color.php (5303B)

<?php

namespace Intervention\Image\Gd;

use Intervention\Image\AbstractColor;
use Intervention\Image\Exception\NotSupportedException;

class Color extends AbstractColor
{
    /**
     * RGB Red value of current color instance
     *
     * @var int
     */
    public $r;

/**
     * RGB Green value of current color instance
     *
     * @var int
     */
    public $g;

/**
     * RGB Blue value of current color instance
     *
     * @var int
     */
    public $b;

/**
     * RGB Alpha value of current color instance
     *
     * @var float
     */
    public $a;

/**
     * Initiates color object from integer
     *
     * @param  int $value
     * @return \Intervention\Image\AbstractColor
     */
    public function initFromInteger($value)
    {
        $this->a = ($value >> 24) & 0xFF;
        $this->r = ($value >> 16) & 0xFF;
        $this->g = ($value >> 8) & 0xFF;
        $this->b = $value & 0xFF;
    }

/**
     * Initiates color object from given array
     *
     * @param  array $value
     * @return \Intervention\Image\AbstractColor
     */
    public function initFromArray($array)
    {
        $array = array_values($array);

if (count($array) == 4) {

// color array with alpha value
            list($r, $g, $b, $a) = $array;
            $this->a = $this->alpha2gd($a);

} elseif (count($array) == 3) {

// color array without alpha value
            list($r, $g, $b) = $array;
            $this->a = 0;

}

$this->r = $r;
        $this->g = $g;
        $this->b = $b;
    }

/**
     * Initiates color object from given string
     *
     * @param  string $value
     * @return \Intervention\Image\AbstractColor
     */
    public function initFromString($value)
    {
        if ($color = $this->rgbaFromString($value)) {
            $this->r = $color[0];
            $this->g = $color[1];
            $this->b = $color[2];
            $this->a = $this->alpha2gd($color[3]);
        }
    }

/**
     * Initiates color object from given R, G and B values
     *
     * @param  int $r
     * @param  int $g
     * @param  int $b
     * @return \Intervention\Image\AbstractColor
     */
    public function initFromRgb($r, $g, $b)
    {
        $this->r = intval($r);
        $this->g = intval($g);
        $this->b = intval($b);
        $this->a = 0;
    }

/**
     * Initiates color object from given R, G, B and A values
     *
     * @param  int     $r
     * @param  int     $g
     * @param  int     $b
     * @param  float   $a
     * @return \Intervention\Image\AbstractColor
     */
    public function initFromRgba($r, $g, $b, $a = 1)
    {
        $this->r = intval($r);
        $this->g = intval($g);
        $this->b = intval($b);
        $this->a = $this->alpha2gd($a);
    }

/**
     * Initiates color object from given ImagickPixel object
     *
     * @param  ImagickPixel $value
     * @return \Intervention\Image\AbstractColor
     */
    public function initFromObject($value)
    {
        throw new NotSupportedException(
            "GD colors cannot init from ImagickPixel objects."
        );
    }

/**
     * Calculates integer value of current color instance
     *
     * @return int
     */
    public function getInt()
    {
        return ($this->a << 24) + ($this->r << 16) + ($this->g << 8) + $this->b;
    }

/**
     * Calculates hexadecimal value of current color instance
     *
     * @param  string $prefix
     * @return string
     */
    public function getHex($prefix = '')
    {
        return sprintf('%s%02x%02x%02x', $prefix, $this->r, $this->g, $this->b);
    }

/**
     * Calculates RGB(A) in array format of current color instance
     *
     * @return array
     */
    public function getArray()
    {
        return [$this->r, $this->g, $this->b, round(1 - $this->a / 127, 2)];
    }

/**
     * Calculates RGBA in string format of current color instance
     *
     * @return string
     */
    public function getRgba()
    {
        return sprintf('rgba(%d, %d, %d, %.2F)', $this->r, $this->g, $this->b, round(1 - $this->a / 127, 2));
    }

/**
     * Determines if current color is different from given color
     *
     * @param  AbstractColor $color
     * @param  int       $tolerance
     * @return boolean
     */
    public function differs(AbstractColor $color, $tolerance = 0)
    {
        $color_tolerance = round($tolerance * 2.55);
        $alpha_tolerance = round($tolerance * 1.27);

$delta = [
            'r' => abs($color->r - $this->r),
            'g' => abs($color->g - $this->g),
            'b' => abs($color->b - $this->b),
            'a' => abs($color->a - $this->a)
        ];

return (
            $delta['r'] > $color_tolerance or
            $delta['g'] > $color_tolerance or
            $delta['b'] > $color_tolerance or
            $delta['a'] > $alpha_tolerance
        );
    }

/**
     * Convert rgba alpha (0-1) value to gd value (0-127)
     *
     * @param  float $input
     * @return int
     */
    private function alpha2gd($input)
    {
        $oldMin = 0;
        $oldMax = 1;

$newMin = 127;
        $newMax = 0;

return ceil(((($input- $oldMin) * ($newMax - $newMin)) / ($oldMax - $oldMin)) + $newMin);
    }
}

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