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52 lines
1.2 KiB
PHP
52 lines
1.2 KiB
PHP
<?php
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namespace App\Models\Labels;
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abstract class RectangleSheet extends Sheet
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{
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/**
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* Returns the number of columns per sheet
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*
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* @return int
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*/
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public abstract function getColumns();
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/**
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* Returns the number of rows per sheet
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*
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* @return int
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*/
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public abstract function getRows();
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/**
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* Returns the spacing between columns
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*
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* @return int
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*/
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public abstract function getLabelColumnSpacing();
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/**
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* Returns the spacing between rows
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*
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* @return int
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*/
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public abstract function getLabelRowSpacing();
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public function getLabelsPerPage()
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{
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return $this->getColumns() * $this->getRows();
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}
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public function getLabelPosition($index)
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{
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$printIndex = $index + $this->getLabelIndexOffset();
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$row = (int)($printIndex / $this->getColumns());
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$col = $printIndex - ($row * $this->getColumns());
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$x = $this->getPageMarginLeft() + (($this->getLabelWidth() + $this->getLabelColumnSpacing()) * $col);
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$y = $this->getPageMarginTop() + (($this->getLabelHeight() + $this->getLabelRowSpacing()) * $row);
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return [ $x, $y ];
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}
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}
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?>
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