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<?php declare(strict_types=1); |
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if(!extension_loaded('gd')) die('GD ext is required to run this!'); |
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chdir(dirname(__FILE__).'/../'); //Just to make things easier, change dir to project root. |
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const ASSET_FOLDER = 'public/assets'; |
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const ICON_FOLDER = ASSET_FOLDER.'/img/site_icons'; |
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class Spritesheet { |
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private $fileList; |
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private $less; |
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public function __construct() { |
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$this->fileList = $this->getFileList(); |
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$this->less = ""; |
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} |
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public function generate() { |
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$width = (count($this->fileList) * (16 + /* padding */ 2)) - 2; |
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$sheetImage = imagecreatetruecolor($width, 16); |
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imagealphablending($sheetImage, FALSE); |
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imagesavealpha($sheetImage, TRUE); |
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imagefill($sheetImage,0,0,0x7fff0000); |
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$x = 0; |
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foreach ($this->fileList as $filename) { |
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$siteImage = imagecreatefrompng(ICON_FOLDER. "/{$filename}"); |
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imagealphablending($siteImage, TRUE); |
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$dst_x = ((16 + 2) * $x); |
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imagecopyresampled($sheetImage, $siteImage, $dst_x, 0, 0, 0, 16, 16, 16, 16); |
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$this->generateLESS($filename, $dst_x); |
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$x++; |
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} |
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imagepng($sheetImage, ASSET_FOLDER."/img/sites.png"); |
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say("Updates spritesheet!"); |
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$this->modifySiteLESS(); |
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} |
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private function generateLESS(string $filename, int $dst_x) { |
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$parts = pathinfo($filename); |
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$this->less .= "\n". |
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" &.sprite-{$parts['filename']} {\n". |
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" .stitches-sprite(-{$dst_x}px);\n". |
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" }\n"; |
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} |
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private function modifySiteLESS() { |
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$newSiteLESS = trim($this->less); |
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$icons_file = ASSET_FOLDER.'/less/modules/icons.less'; |
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$oldLESS = file_get_contents($icons_file); |
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if(preg_match('/\.sprite-site.*\@cache-version: ([0-9]+);/s', $oldLESS, $cvMatches)) { |
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$cacheVersion = ((int) $cvMatches[1]) + 1; |
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$newLESS = preg_replace('/\.sprite-site.*/s', '',$oldLESS); |
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$newLESS .= ''. |
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".sprite-site {\n". |
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" .sprite();\n". |
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" @cache-version: {$cacheVersion};\n". |
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" background: url('../../img/sites.@{cache-version}.png') no-repeat;\n\n". |
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" {$newSiteLESS}\n". |
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"}\n"; |
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file_put_contents($icons_file, $newLESS); |
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say("Updated LESS!"); |
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} else { |
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die("Can't find cache-version?"); |
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} |
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} |
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private function getFileList() : array { |
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return array_diff(scandir(ICON_FOLDER), array('..', '.')); |
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} |
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} |
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function say(string $text = "") { print "{$text}\n"; } |
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$Spritesheet = new Spritesheet(); |
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$Spritesheet->generate(); |
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DakuTree /
manga-tracker
