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Direktori : /home/graphicd/www/vebto/vendor/spatie/color/src/ |
Current File : /home/graphicd/www/vebto/vendor/spatie/color/src/Rgba.php |
<?php namespace Spatie\Color; class Rgba implements Color { /** @var int */ protected $red; protected $green; protected $blue; /** @var float */ protected $alpha; public function __construct(int $red, int $green, int $blue, float $alpha) { Validate::rgbChannelValue($red, 'red'); Validate::rgbChannelValue($green, 'green'); Validate::rgbChannelValue($blue, 'blue'); Validate::alphaChannelValue($alpha); $this->red = $red; $this->green = $green; $this->blue = $blue; $this->alpha = $alpha; } public static function fromString(string $string) { Validate::rgbaColorString($string); $matches = null; preg_match('/rgba\( *(\d{1,3} *, *\d{1,3} *, *\d{1,3} *, *[0-1](\.\d{1,2})?) *\)/i', $string, $matches); $channels = explode(',', $matches[1]); [$red, $green, $blue, $alpha] = array_map('trim', $channels); return new static($red, $green, $blue, $alpha); } public function red(): int { return $this->red; } public function green(): int { return $this->green; } public function blue(): int { return $this->blue; } public function alpha(): float { return $this->alpha; } public function toCIELab(): CIELab { return $this->toRgb()->toCIELab(); } public function toHex(): Hex { return $this->toRgb()->toHex(); } public function toHsl(): Hsl { [$hue, $saturation, $lightness] = Convert::rgbValueToHsl( $this->red, $this->green, $this->blue ); return new Hsl($hue, $saturation, $lightness); } public function toHsla(float $alpha = 1): Hsla { [$hue, $saturation, $lightness] = Convert::rgbValueToHsl( $this->red, $this->green, $this->blue ); return new Hsla($hue, $saturation, $lightness, $alpha); } public function toRgb(): Rgb { return new Rgb($this->red, $this->green, $this->blue); } public function toRgba(float $alpha = 1): self { return new self($this->red, $this->green, $this->blue, $alpha); } public function toXyz(): Xyz { return $this->toRgb()->toXyz(); } public function __toString(): string { $alpha = number_format($this->alpha, 2); return "rgba({$this->red},{$this->green},{$this->blue},{$alpha})"; } }