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<?php |
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namespace SixtyNine\Cloud\Builder; |
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use SixtyNine\Cloud\Model\Palette; |
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use Symfony\Component\Yaml\Yaml; |
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use Webmozart\Assert\Assert; |
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class PalettesBuilder |
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{ |
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protected $palettes = array(); |
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/** |
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* Disallow direct instantiation |
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*/ |
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protected function __construct() |
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{ |
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} |
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/** |
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* @return PalettesBuilder |
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*/ |
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public static function create() |
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{ |
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return new self(); |
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} |
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/** |
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* @param string $name |
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* @param array $colors |
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* @return PalettesBuilder |
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*/ |
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public function addPalette($name, array $colors) |
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{ |
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$palette = new Palette(); |
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$palette->setName($name)->setColors($colors); |
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$this->palettes[$name] = $palette; |
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return $this; |
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} |
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/** |
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* @param string $file |
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* @return PalettesBuilder |
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* @throws \InvalidArgumentException |
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*/ |
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public function importPalettes($file) |
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{ |
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Assert::fileExists($file, 'File not found: ' . $file); |
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$yml = Yaml::parse(file_get_contents($file)); |
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Assert::keyExists($yml, 'palettes', 'Invalid palettes YAML'); |
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foreach ($yml['palettes'] as $name => $colors) { |
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$this->addPalette($name, $colors); |
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} |
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return $this; |
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} |
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/** |
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* @param string $name |
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* @return Palette |
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* @throws \InvalidArgumentException |
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*/ |
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public function getNamedPalette($name) |
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{ |
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Assert::keyExists($this->palettes, $name, 'Palette not found: ' . $name); |
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return $this->palettes[$name]; |
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} |
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/** |
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* @param int $count |
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* @return Palette |
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*/ |
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public function getRandomPalette($count = 5) |
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{ |
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$colors = array(); |
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for ($i = 0; $i < $count; $i++) { |
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$part1 = dechex(rand(0, 255)); |
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$part2 = dechex(rand(0, 255)); |
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$part3 = dechex(rand(0, 255)); |
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$color = '#' |
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. (strlen($part1) >= 2 ? $part1 : '0' . $part1) |
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. (strlen($part2) >= 2 ? $part2 : '0' . $part2) |
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. (strlen($part3) >= 2 ? $part3 : '0' . $part3) |
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; |
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$colors[] = $color; |
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} |
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$palette = new Palette(); |
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$palette->setName('random')->setColors($colors); |
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return $palette; |
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} |
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/** |
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* @param array $colors |
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* @return \SixtyNine\Cloud\Model\Palette |
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*/ |
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public function getPalette(array $colors) |
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{ |
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$palette = new Palette(); |
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$palette->setName('palette')->setColors($colors); |
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return $palette; |
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} |
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/** |
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* @return array |
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*/ |
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public function getPalettes() |
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{ |
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return $this->palettes; |
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} |
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} |
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sixty-nine /
php-cloud-lib
