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<?php |
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|
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/** |
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* @package php-svg-lib |
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* @link http://github.com/dompdf/php-svg-lib |
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* @license GNU LGPLv3+ http://www.gnu.org/copyleft/lesser.html |
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*/ |
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namespace WCPOS\Vendor\Svg; |
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|
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use WCPOS\Vendor\Svg\Tag\AbstractTag; |
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class Style |
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{ |
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const TYPE_COLOR = 1; |
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const TYPE_LENGTH = 2; |
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const TYPE_NAME = 3; |
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const TYPE_ANGLE = 4; |
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const TYPE_NUMBER = 5; |
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private $_document; |
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private $_parentStyle; |
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public $color; |
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public $opacity; |
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public $display; |
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public $fill; |
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public $fillOpacity; |
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public $fillRule; |
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public $stroke; |
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public $strokeOpacity; |
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public $strokeLinecap; |
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public $strokeLinejoin; |
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public $strokeMiterlimit; |
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public $strokeWidth; |
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public $strokeDasharray; |
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public $strokeDashoffset; |
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public $fontFamily = 'serif'; |
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public $fontSize = 12; |
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public $fontWeight = 'normal'; |
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public $fontStyle = 'normal'; |
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public $textAnchor = 'start'; |
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public function __construct($document = null) |
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{ |
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if ($document !== null) { |
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$this->_document = $document; |
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} |
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} |
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protected function getStyleMap() |
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{ |
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return array('color' => array('color', self::TYPE_COLOR), 'opacity' => array('opacity', self::TYPE_NUMBER), 'display' => array('display', self::TYPE_NAME), 'fill' => array('fill', self::TYPE_COLOR), 'fill-opacity' => array('fillOpacity', self::TYPE_NUMBER), 'fill-rule' => array('fillRule', self::TYPE_NAME), 'stroke' => array('stroke', self::TYPE_COLOR), 'stroke-dasharray' => array('strokeDasharray', self::TYPE_NAME), 'stroke-dashoffset' => array('strokeDashoffset', self::TYPE_NUMBER), 'stroke-linecap' => array('strokeLinecap', self::TYPE_NAME), 'stroke-linejoin' => array('strokeLinejoin', self::TYPE_NAME), 'stroke-miterlimit' => array('strokeMiterlimit', self::TYPE_NUMBER), 'stroke-opacity' => array('strokeOpacity', self::TYPE_NUMBER), 'stroke-width' => array('strokeWidth', self::TYPE_NUMBER), 'font-family' => array('fontFamily', self::TYPE_NAME), 'font-size' => array('fontSize', self::TYPE_NUMBER), 'font-weight' => array('fontWeight', self::TYPE_NAME), 'font-style' => array('fontStyle', self::TYPE_NAME), 'text-anchor' => array('textAnchor', self::TYPE_NAME)); |
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} |
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/** |
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* @param $attributes |
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* |
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* @return Style |
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*/ |
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public function fromAttributes($attributes) |
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{ |
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$this->fillStyles($attributes); |
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if (isset($attributes["style"])) { |
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$styles = self::parseCssStyle($attributes["style"]); |
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$this->fillStyles($styles); |
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} |
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} |
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public function inherit(AbstractTag $tag) |
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{ |
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$group = $tag->getParentGroup(); |
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if ($group) { |
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$parent_style = $group->getStyle(); |
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$this->_parentStyle = $parent_style; |
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foreach ($parent_style as $_key => $_value) { |
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if ($_value !== null) { |
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$this->{$_key} = $_value; |
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} |
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} |
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} |
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} |
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public function fromStyleSheets(AbstractTag $tag, $attributes) |
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{ |
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$class = isset($attributes["class"]) ? \preg_split('/\\s+/', \trim($attributes["class"])) : null; |
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$stylesheets = $tag->getDocument()->getStyleSheets(); |
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$outputFormat = \WCPOS\Vendor\Sabberworm\CSS\OutputFormat::createCompact(); |
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$styles = array(); |
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foreach ($stylesheets as $_sc) { |
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/** @var \Sabberworm\CSS\RuleSet\DeclarationBlock $_decl */ |
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foreach ($_sc->getAllDeclarationBlocks() as $_decl) { |
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/** @var \Sabberworm\CSS\Property\Selector $_selector */ |
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foreach ($_decl->getSelectors() as $_selector) { |
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$_selector = $_selector->getSelector(); |
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// Match class name |
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if ($class !== null) { |
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foreach ($class as $_class) { |
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if ($_selector === ".{$_class}") { |
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/** @var \Sabberworm\CSS\Rule\Rule $_rule */ |
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foreach ($_decl->getRules() as $_rule) { |
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$value = $_rule->getValue(); |
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if ($value instanceof \WCPOS\Vendor\Sabberworm\CSS\Value\Value) { |
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$styles[$_rule->getRule()] = $value->render($outputFormat) . ""; |
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} else { |
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$styles[$_rule->getRule()] = $value . ""; |
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} |
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} |
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break 2; |
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} |
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} |
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} |
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// Match tag name |
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if ($_selector === $tag->tagName) { |
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/** @var \Sabberworm\CSS\Rule\Rule $_rule */ |
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foreach ($_decl->getRules() as $_rule) { |
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$value = $_rule->getValue(); |
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if ($value instanceof \WCPOS\Vendor\Sabberworm\CSS\Value\Value) { |
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$styles[$_rule->getRule()] = $value->render($outputFormat) . ""; |
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} else { |
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$styles[$_rule->getRule()] = $value . ""; |
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} |
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} |
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break; |
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} |
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} |
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} |
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} |
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$this->fillStyles($styles); |
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} |
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protected function fillStyles($styles) |
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{ |
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$style_map = $this->getStyleMap(); |
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foreach ($style_map as $from => $spec) { |
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if (isset($styles[$from])) { |
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list($to, $type) = $spec; |
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$value = null; |
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switch ($type) { |
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case self::TYPE_COLOR: |
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$value = self::parseColor($styles[$from]); |
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if ($value === "currentcolor") { |
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if ($type === "color") { |
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$value = $this->_parentStyle->color; |
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} else { |
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$value = $this->color; |
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} |
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} |
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if (\is_array($value) && $value[3] !== 1.0 && \array_key_exists("{$from}-opacity", $style_map) === \true) { |
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$styles["{$from}-opacity"] = $value[3]; |
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} |
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break; |
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case self::TYPE_NUMBER: |
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$value = $styles[$from] === null ? null : (float) $styles[$from]; |
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break; |
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default: |
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$value = $styles[$from]; |
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} |
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if ($from === "font-family") { |
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$scheme = \strtolower(\parse_url($value, \PHP_URL_SCHEME) ?: ""); |
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if ($scheme === "phar" || \strtolower(\substr($value, 0, 7)) === "phar://" || $this->_document !== null && $this->_document->allowExternalReferences === \false && $scheme !== "data") { |
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continue; |
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} |
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} |
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if ($value !== null) { |
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$this->{$to} = $value; |
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} |
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} |
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} |
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} |
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static function parseColor($color) |
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{ |
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$color = \strtolower(\trim($color)); |
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$parts = \preg_split('/[^,]\\s+/', $color, 2); |
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if (\count($parts) == 2) { |
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$color = $parts[1]; |
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} else { |
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$color = $parts[0]; |
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} |
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if ($color === "none") { |
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return "none"; |
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} |
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if ($color === "currentcolor") { |
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return "currentcolor"; |
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} |
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if ($color === "transparent") { |
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return [0.0, 0.0, 0.0, 0.0]; |
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} |
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// SVG color name |
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if (isset(self::$colorNames[$color])) { |
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return self::parseHexColor(self::$colorNames[$color]); |
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} |
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// Hex color |
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if ($color[0] === "#") { |
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return self::parseHexColor($color); |
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} |
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// RGB color |
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if (\strpos($color, "rgb") !== \false) { |
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return self::getQuad($color); |
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} |
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// HSL color |
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if (\strpos($color, "hsl") !== \false) { |
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$quad = self::getQuad($color, \true); |
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if ($quad == null) { |
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return null; |
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} |
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list($h, $s, $l, $a) = $quad; |
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$r = $l; |
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$g = $l; |
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$b = $l; |
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$v = $l <= 0.5 ? $l * (1.0 + $s) : $l + $s - $l * $s; |
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if ($v > 0) { |
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$m = $l + $l - $v; |
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$sv = ($v - $m) / $v; |
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$h *= 6.0; |
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$sextant = \floor($h); |
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$fract = $h - $sextant; |
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$vsf = $v * $sv * $fract; |
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$mid1 = $m + $vsf; |
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$mid2 = $v - $vsf; |
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switch ($sextant) { |
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case 0: |
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$r = $v; |
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$g = $mid1; |
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$b = $m; |
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break; |
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case 1: |
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$r = $mid2; |
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$g = $v; |
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$b = $m; |
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break; |
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case 2: |
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$r = $m; |
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$g = $v; |
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$b = $mid1; |
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break; |
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case 3: |
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$r = $m; |
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$g = $mid2; |
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$b = $v; |
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break; |
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case 4: |
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$r = $mid1; |
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$g = $m; |
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$b = $v; |
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break; |
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case 5: |
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$r = $v; |
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$g = $m; |
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$b = $mid2; |
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break; |
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} |
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} |
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$a = $a * 255; |
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return array($r * 255.0, $g * 255.0, $b * 255.0, $a); |
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} |
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// Gradient |
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if (\strpos($color, "url(#") !== \false) { |
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$i = \strpos($color, "("); |
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$j = \strpos($color, ")"); |
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// Bad url format |
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if ($i === \false || $j === \false) { |
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return null; |
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} |
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//FIXME: gradients not supported? |
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return null; |
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// trim(substr($color, $i + 1, $j - $i - 1)); |
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} |
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return null; |
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} |
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static function getQuad($color, $percent = \false) |
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{ |
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$i = \strpos($color, "("); |
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$j = \strpos($color, ")"); |
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// Bad color value |
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if ($i === \false || $j === \false) { |
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return null; |
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} |
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$quad = \preg_split("/\\s*[,\\/]\\s*/", \trim(\substr($color, $i + 1, $j - $i - 1))); |
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if (!isset($quad[3])) { |
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$quad[3] = "1"; |
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} |
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if (\count($quad) != 3 && \count($quad) != 4) { |
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return null; |
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} |
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foreach (\array_keys($quad) as $c) { |
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$quad[$c] = \trim($quad[$c]); |
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if ($percent) { |
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if ($quad[$c][\strlen($quad[$c]) - 1] === "%") { |
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$quad[$c] = \floatval($quad[$c]) / 100; |
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} else { |
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$quad[$c] = \floatval($quad[$c]) / 255; |
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} |
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} else { |
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if ($quad[$c][\strlen($quad[$c]) - 1] === "%") { |
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$quad[$c] = \floatval($quad[$c]) * 2.55; |
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} else { |
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$quad[$c] = \floatval($quad[$c]); |
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} |
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} |
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} |
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return $quad; |
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} |
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static function parseHexColor($hex) |
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{ |
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$c = array(0.0, 0.0, 0.0, 1.0); |
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// #FFFFFF |
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if (isset($hex[6])) { |
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$c[0] = \hexdec(\substr($hex, 1, 2)); |
| 300 |
$c[1] = \hexdec(\substr($hex, 3, 2)); |
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$c[2] = \hexdec(\substr($hex, 5, 2)); |
| 302 |
if (isset($hex[7])) { |
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$alpha = \substr($hex, 7, 2); |
| 304 |
if (\ctype_xdigit($alpha)) { |
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$c[3] = \round(\hexdec($alpha) / 255, 2); |
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} |
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} |
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} else { |
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$c[0] = \hexdec($hex[1] . $hex[1]); |
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$c[1] = \hexdec($hex[2] . $hex[2]); |
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$c[2] = \hexdec($hex[3] . $hex[3]); |
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if (isset($hex[4])) { |
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if (\ctype_xdigit($hex[4])) { |
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$c[3] = \round(\hexdec($hex[4] . $hex[4]) / 255, 2); |
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} |
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} |
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} |
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return $c; |
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} |
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/** |
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* Simple CSS parser |
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* |
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* @param $style |
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* |
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* @return array |
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*/ |
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static function parseCssStyle($style) |
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{ |
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$matches = array(); |
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\preg_match_all("/([a-z-]+)\\s*:\\s*([^;\$]+)/si", $style, $matches, \PREG_SET_ORDER); |
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$styles = array(); |
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foreach ($matches as $match) { |
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$styles[$match[1]] = $match[2]; |
| 334 |
} |
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return $styles; |
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} |
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static $colorNames = array('antiquewhite' => '#FAEBD7', 'aqua' => '#00FFFF', 'aquamarine' => '#7FFFD4', 'beige' => '#F5F5DC', 'black' => '#000000', 'blue' => '#0000FF', 'brown' => '#A52A2A', 'cadetblue' => '#5F9EA0', 'chocolate' => '#D2691E', 'cornflowerblue' => '#6495ED', 'crimson' => '#DC143C', 'darkblue' => '#00008B', 'darkgoldenrod' => '#B8860B', 'darkgreen' => '#006400', 'darkmagenta' => '#8B008B', 'darkorange' => '#FF8C00', 'darkred' => '#8B0000', 'darkseagreen' => '#8FBC8F', 'darkslategray' => '#2F4F4F', 'darkviolet' => '#9400D3', 'deepskyblue' => '#00BFFF', 'dodgerblue' => '#1E90FF', 'firebrick' => '#B22222', 'forestgreen' => '#228B22', 'fuchsia' => '#FF00FF', 'gainsboro' => '#DCDCDC', 'gold' => '#FFD700', 'gray' => '#808080', 'green' => '#008000', 'greenyellow' => '#ADFF2F', 'hotpink' => '#FF69B4', 'indigo' => '#4B0082', 'khaki' => '#F0E68C', 'lavenderblush' => '#FFF0F5', 'lemonchiffon' => '#FFFACD', 'lightcoral' => '#F08080', 'lightgoldenrodyellow' => '#FAFAD2', 'lightgreen' => '#90EE90', 'lightsalmon' => '#FFA07A', 'lightskyblue' => '#87CEFA', 'lightslategray' => '#778899', 'lightyellow' => '#FFFFE0', 'lime' => '#00FF00', 'limegreen' => '#32CD32', 'magenta' => '#FF00FF', 'maroon' => '#800000', 'mediumaquamarine' => '#66CDAA', 'mediumorchid' => '#BA55D3', 'mediumseagreen' => '#3CB371', 'mediumspringgreen' => '#00FA9A', 'mediumvioletred' => '#C71585', 'midnightblue' => '#191970', 'mintcream' => '#F5FFFA', 'moccasin' => '#FFE4B5', 'navy' => '#000080', 'olive' => '#808000', 'orange' => '#FFA500', 'orchid' => '#DA70D6', 'palegreen' => '#98FB98', 'palevioletred' => '#D87093', 'peachpuff' => '#FFDAB9', 'pink' => '#FFC0CB', 'powderblue' => '#B0E0E6', 'purple' => '#800080', 'red' => '#FF0000', 'royalblue' => '#4169E1', 'salmon' => '#FA8072', 'seagreen' => '#2E8B57', 'sienna' => '#A0522D', 'silver' => '#C0C0C0', 'skyblue' => '#87CEEB', 'slategray' => '#708090', 'springgreen' => '#00FF7F', 'steelblue' => '#4682B4', 'tan' => '#D2B48C', 'teal' => '#008080', 'thistle' => '#D8BFD8', 'turquoise' => '#40E0D0', 'violetred' => '#D02090', 'white' => '#FFFFFF', 'yellow' => '#FFFF00', 'aliceblue' => '#f0f8ff', 'azure' => '#f0ffff', 'bisque' => '#ffe4c4', 'blanchedalmond' => '#ffebcd', 'blueviolet' => '#8a2be2', 'burlywood' => '#deb887', 'chartreuse' => '#7fff00', 'coral' => '#ff7f50', 'cornsilk' => '#fff8dc', 'cyan' => '#00ffff', 'darkcyan' => '#008b8b', 'darkgray' => '#a9a9a9', 'darkgrey' => '#a9a9a9', 'darkkhaki' => '#bdb76b', 'darkolivegreen' => '#556b2f', 'darkorchid' => '#9932cc', 'darksalmon' => '#e9967a', 'darkslateblue' => '#483d8b', 'darkslategrey' => '#2f4f4f', 'darkturquoise' => '#00ced1', 'deeppink' => '#ff1493', 'dimgray' => '#696969', 'dimgrey' => '#696969', 'floralwhite' => '#fffaf0', 'ghostwhite' => '#f8f8ff', 'goldenrod' => '#daa520', 'grey' => '#808080', 'honeydew' => '#f0fff0', 'indianred' => '#cd5c5c', 'ivory' => '#fffff0', 'lavender' => '#e6e6fa', 'lawngreen' => '#7cfc00', 'lightblue' => '#add8e6', 'lightcyan' => '#e0ffff', 'lightgray' => '#d3d3d3', 'lightgrey' => '#d3d3d3', 'lightpink' => '#ffb6c1', 'lightseagreen' => '#20b2aa', 'lightslategrey' => '#778899', 'lightsteelblue' => '#b0c4de', 'linen' => '#faf0e6', 'mediumblue' => '#0000cd', 'mediumpurple' => '#9370db', 'mediumslateblue' => '#7b68ee', 'mediumturquoise' => '#48d1cc', 'mistyrose' => '#ffe4e1', 'navajowhite' => '#ffdead', 'oldlace' => '#fdf5e6', 'olivedrab' => '#6b8e23', 'orangered' => '#ff4500', 'palegoldenrod' => '#eee8aa', 'paleturquoise' => '#afeeee', 'papayawhip' => '#ffefd5', 'peru' => '#cd853f', 'plum' => '#dda0dd', 'rosybrown' => '#bc8f8f', 'saddlebrown' => '#8b4513', 'sandybrown' => '#f4a460', 'seashell' => '#fff5ee', 'slateblue' => '#6a5acd', 'slategrey' => '#708090', 'snow' => '#fffafa', 'tomato' => '#ff6347', 'violet' => '#ee82ee', 'wheat' => '#f5deb3', 'whitesmoke' => '#f5f5f5', 'yellowgreen' => '#9acd32'); |
| 338 |
} |
| 339 |
|
