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realchrisolinChris Olin
realchrisolin
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Chris Olin
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adds support for continuous 53mm and 0.59in printers
1 parent 294c720 commit 541db78

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4 files changed

+436
-10
lines changed

4 files changed

+436
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lines changed

‎app/Models/Labels/Tapes/Generic/Continuous_53mm.php‎

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<?php
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namespace App\Models\Labels\Tapes\Generic;
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abstract class Continuous_53mm extends GenericTape
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{
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protected const TAPE_WIDTH = 53.0;
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// Minimum height for the label
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protected float $minHeight = 30.0;
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private float $tapeHeight;
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/**
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* Constructor for 53mm tape
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*
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* Assumes tape is continuous, set to false and specify
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* $spacing in concrete classfor die-cut labels
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*
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*
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* @param float $height Height of the label in mm (default 60mm)
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* @param bool $continuous Whether the tape is continuous or pre-cut
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* @param float $spacing Spacing between labels for non-continuous tapes (in mm)
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*/
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public function __construct($height = 60.0, $continuous = true, $spacing = 0.0) {
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parent::__construct(self::TAPE_WIDTH, $height, $continuous, $spacing);
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$this->tapeHeight = $height;
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}
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public function getBarcodeRatio() {
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return 0.9; // Barcode should use 90% of available width
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}
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/**
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* Calculate the required height for the content
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*
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* @param $record The record to calculate height for
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* @return float The calculated height in mm
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*/
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protected function calculateRequiredHeight($record) {
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$height = $this->marginTop + $this->marginBottom;
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// Add title height if present
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if ($record->has('title') && $this->getSupportTitle()) {
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$height += $this->titleSize + $this->titleMargin;
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}
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// Add barcode height if present
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if (($record->has('barcode2d') && $this->getSupport2DBarcode()) ||
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($record->has('barcode') && $this->getSupport1DBarcode())) {
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$pa = $this->getPrintableArea();
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$usableWidth = $pa->w;
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$barcodeSize = $usableWidth * $this->getBarcodeRatio();
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$height += $barcodeSize + $this->barcodeMargin;
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}
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// Add fields height if present
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if ($record->has('fields') && $this->getSupportFields() > 0) {
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foreach ($record->get('fields') as $field) {
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$height += $this->labelSize + $this->labelMargin;
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$height += $this->fieldSize + $this->fieldMargin;
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}
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}
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// Add a small buffer to ensure everything fits
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$height += 2.0;
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// Ensure minimum height
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return max($this->minHeight, $height);
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}
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/**
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* Override the writeAll method to support dynamic page sizes for continuous tapes
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*/
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public function writeAll($pdf, $data) {
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// Use auto-sizing for continuous tapes, fixed height for die-cut tapes
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if ($this->continuous) {
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$data->each(function ($record, $index) use ($pdf) {
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// Calculate the required height for this record
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$requiredHeight = $this->calculateRequiredHeight($record);
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// Temporarily update the height property
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$originalHeight = $this->height;
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$this->height = $requiredHeight;
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// Add a new page with the calculated dimensions
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$pdf->AddPage(
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$this->getOrientation(),
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[$this->getWidth(), $requiredHeight],
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false, // Don't reset page number
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false // Don't reset object ID
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);
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// Write the content
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$this->write($pdf, $record);
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// Restore the original height
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$this->height = $originalHeight;
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});
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} else {
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// Use the default implementation for non-continuous (die-cut) tapes
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parent::writeAll($pdf, $data);
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}
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}
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}

‎app/Models/Labels/Tapes/Generic/Tape_53mm_B.php‎ renamed to ‎app/Models/Labels/Tapes/Generic/Continuous_53mm_A.php‎

Lines changed: 5 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -2,16 +2,12 @@
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namespace App\Models\Labels\Tapes\Generic;
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use Illuminate\Support\Collection;
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use TCPDF;
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class Tape_53mm_B extends Tape_53mm
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class Continuous_53mm_A extends Continuous_53mm
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{
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11-
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public function getUnit() { return 'mm'; }
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public function getSupportAssetTag() { return false; }
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public function getSupport1DBarcode() { return false; }
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public function getSupport1DBarcode() { return true; }
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public function getSupport2DBarcode() { return true; }
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public function getSupportFields() { return 5; }
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public function getSupportLogo() { return false; }
@@ -44,15 +40,14 @@ public function write($pdf, $record) {
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$barcodeSize = min($usableHeight * 0.8, $usableWidth * $this->getBarcodeRatio());
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if ($record->has('barcode2d')) {
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$barcodeX = $pa->x1;
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$barcodeX = $pa->x1 + ($usableWidth - $barcodeSize) / 2;
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static::write2DBarcode(
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$pdf, $record->get('barcode2d')->content, $record->get('barcode2d')->type,
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$barcodeX, $currentY,
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$barcodeSize, $barcodeSize
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);
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$currentX += $barcodeSize + $this->barcodeMargin;
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$usableWidth -= $barcodeSize + $this->barcodeMargin;
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$currentY += $barcodeSize + $this->barcodeMargin;
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}
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if ($record->has('fields')) {

‎app/Models/Labels/Tapes/Generic/Continuous_Landscape_0_59in.php‎

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<?php
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namespace App\Models\Labels\Tapes\Generic;
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use App\Helpers\Helper;
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abstract class Continuous_Landscape_0_59in extends GenericTape
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{
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// abstract class for printers using 0.59in width paper in landscape orientation
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// Using a larger TAPE_WIDTH value to increase font sizes
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protected const TAPE_WIDTH = 0.59;
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private float $tapeHeight;
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protected float $minHeight = 1;
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/**
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* @param float $length Length of the label in inches (default 2.36in which is 60mm)
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* @param bool $continuous Whether the tape is continuous or pre-cut
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* @param float $spacing Spacing between labels for non-continuous tapes (in inches)
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*/
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public function __construct($length = 0.6, $continuous = true, $spacing = 0.0) {
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// Swap width and height for landscape orientation
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// The height becomes the width, and the length becomes the height
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parent::__construct($length, self::TAPE_WIDTH, $continuous, $spacing);
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$this->tapeHeight = $length;
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$this->marginTop = 0.1;
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$this->marginBottom = 0.1;
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// Keep small horizontal margins
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$this->marginLeft = self::TAPE_WIDTH * 0.2;
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// $this->marginRight = self::TAPE_WIDTH * 0.1;
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// Override font sizes to make them larger
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// Calculate a larger base font size (3x the default)
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$baseFontSize = self::TAPE_WIDTH * 0.16; // 3x the default 0.07
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// Recalculate all element sizing based on the larger base font size
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$this->titleSize = $baseFontSize; // Same as base font size
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$this->titleMargin = $baseFontSize * 0.3; // 30% of base font size
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$this->fieldSize = $baseFontSize * 1.1; // 110% of base font size
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$this->fieldMargin = $baseFontSize * 0.1; // 10% of base font size
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$this->labelSize = $baseFontSize * 0.7; // 70% of base font size
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$this->labelMargin = $baseFontSize * -0.1; // -10% of base font size
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$this->barcodeMargin = $baseFontSize * 0.9; // 20% of base font size
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$this->tagSize = $baseFontSize * 0.8; // 80% of base font size
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}
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public function getBarcodeRatio() {
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return 1.0; // Barcode should use 100% of available height
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}
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/**
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* Calculate the required length for the content
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*
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* @param $record The record to calculate length for
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* @return float The calculated length in inches
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*/
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protected function calculateRequiredLength($record) {
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// Calculate length needed for barcode and fields side by side
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$requiredLength = 0;
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// Add barcode length if present
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if (($record->has('barcode2d') && $this->getSupport2DBarcode()) ||
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($record->has('barcode') && $this->getSupport1DBarcode())) {
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// Use full tape width for barcode size
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$barcodeSize = self::TAPE_WIDTH;
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$requiredLength += $barcodeSize + $this->barcodeMargin * 0.3; // Minimal margin
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}
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// Add fields length if present - calculate based on actual content
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if ($record->has('fields') && $this->getSupportFields() > 0) {
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$fields = array_slice($record->get('fields')->toArray(), 0, $this->getSupportFields());
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// Base width for field area
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$fieldsWidth = self::TAPE_WIDTH;
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// Calculate additional width based on text length
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foreach ($fields as $field) {
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// Get label and value text
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$labelText = $field['label'] ?? '';
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$valueText = $field['value'] ?? '';
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// Calculate approximate width needed based on text length
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// Increase character width to ensure enough space (0.15 inches per character)
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$labelWidth = strlen($labelText) * 0.09;
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$valueWidth = strlen($valueText) * 0.09;
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// Use the longer of the two
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$textWidth = max($labelWidth, $valueWidth);
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// Ensure minimum width and add to total
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$fieldsWidth = max($fieldsWidth, $textWidth);
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}
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// Add the calculated width for fields
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$requiredLength += $fieldsWidth;
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// Add minimal extra space for field padding
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// Reduce padding to eliminate extraneous space on right edge
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// $requiredLength += self::TAPE_WIDTH * 0.1;
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}
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// Ensure minimum length
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return max($this->minHeight, $requiredLength);
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}
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/**
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* Calculate text width accurately using the PDF object
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*
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* @param $pdf The PDF object
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* @param string $text The text to measure
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* @param string $font The font to use
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* @param string $style The font style
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* @param float $size The font size
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* @return float The calculated width
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*/
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protected function calculateTextWidth($pdf, $text, $font, $style, $size) {
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$originalFont = $pdf->getFontFamily();
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$originalStyle = $pdf->getFontStyle();
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$originalSize = $pdf->getFontSizePt();
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$pdf->SetFont($font, $style, Helper::convertUnit($size, $this->getUnit(), 'pt', true));
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$width = $pdf->GetStringWidth($text);
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// Restore original font settings
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$pdf->SetFont($originalFont, $originalStyle, $originalSize);
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return $width;
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}
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/**
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* Override the writeAll method to support dynamic page sizes for continuous tapes
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*/
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public function writeAll($pdf, $data) {
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// Use auto-sizing for continuous tapes, fixed height for die-cut tapes
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if ($this->continuous) {
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$data->each(function ($record, $index) use ($pdf) {
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// Calculate the required length by calling write with calculateOnly=true
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$requiredLength = $this->write($pdf, $record);
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// If write didn't return a length (old implementation), fall back to calculateRequiredLength
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if ($requiredLength === null) {
143+
$requiredLength = $this->calculateRequiredLength($record);
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}
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// Temporarily update the height property
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$originalHeight = $this->height;
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$this->height = self::TAPE_WIDTH; // Keep height fixed at tape width
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// Add a new page with the calculated dimensions
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// Keep height fixed at TAPE_WIDTH, use calculated length for width
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$pdf->AddPage(
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$this->getOrientation(),
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[$requiredLength, self::TAPE_WIDTH],
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false, // Don't reset page number
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false // Don't reset object ID
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);
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// Write the content
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$this->write($pdf, $record);
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162+
// Restore the original height
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$this->height = $originalHeight;
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});
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} else {
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// Use the default implementation for non-continuous (die-cut) tapes
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parent::writeAll($pdf, $data);
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}
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}
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}

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