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<?php |
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namespace Box\Spout\Writer\Common\Manager\Style; |
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use Box\Spout\Writer\Common\Entity\Cell; |
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use Box\Spout\Writer\Common\Entity\Style\Style; |
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/** |
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* Class StyleManager |
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* Manages styles to be applied to a cell |
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* |
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* @package Box\Spout\Writer\Common\Manager\Style |
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*/ |
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class StyleManager implements StyleManagerInterface |
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{ |
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/** @var StyleRegistry Registry for all used styles */ |
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protected $styleRegistry; |
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/** |
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* @param StyleRegistry $styleRegistry |
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*/ |
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public function __construct(StyleRegistry $styleRegistry) |
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{ |
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$this->styleRegistry = $styleRegistry; |
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} |
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/** |
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* Returns the default style |
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* |
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* @return Style Default style |
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*/ |
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protected function getDefaultStyle() |
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{ |
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// By construction, the default style has ID 0 |
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return $this->styleRegistry->getRegisteredStyles()[0]; |
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} |
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/** |
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* Registers the given style as a used style. |
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* Duplicate styles won't be registered more than once. |
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* |
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* @param Style $style The style to be registered |
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* @return Style The registered style, updated with an internal ID. |
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*/ |
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public function registerStyle($style) |
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{ |
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return $this->styleRegistry->registerStyle($style); |
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} |
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/** |
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* Apply additional styles if the given row needs it. |
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* Typically, set "wrap text" if a cell contains a new line. |
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* |
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* @param Cell $cell |
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* @return Style |
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*/ |
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public function applyExtraStylesIfNeeded(Cell $cell) |
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{ |
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$updatedStyle = $this->applyWrapTextIfCellContainsNewLine($cell); |
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return $updatedStyle; |
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} |
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/** |
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* Set the "wrap text" option if a cell of the given row contains a new line. |
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* |
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* @NOTE: There is a bug on the Mac version of Excel (2011 and below) where new lines |
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* are ignored even when the "wrap text" option is set. This only occurs with |
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* inline strings (shared strings do work fine). |
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* A workaround would be to encode "\n" as "_x000D_" but it does not work |
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* on the Windows version of Excel... |
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* |
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* @param Cell $cell The cell the style should be applied to |
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* @return \Box\Spout\Writer\Common\Entity\Style\Style The eventually updated style |
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*/ |
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protected function applyWrapTextIfCellContainsNewLine(Cell $cell) |
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{ |
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// if the "wrap text" option is already set, no-op |
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if ($cell->getStyle()->hasSetWrapText()) { |
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return $cell->getStyle(); |
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} |
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if ($cell->isString() && strpos($cell->getValue(), "\n") !== false) { |
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$cell->getStyle()->setShouldWrapText(); |
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} |
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return $cell->getStyle(); |
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} |
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} |
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box /
spout
