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Direktori : /home2/selectio/www/3-idiots/vendor/setasign/fpdi/src/ |
Current File : //home2/selectio/www/3-idiots/vendor/setasign/fpdi/src/FpdfTplTrait.php |
<?php /** * This file is part of FPDI * * @package setasign\Fpdi * @copyright Copyright (c) 2020 Setasign GmbH & Co. KG (https://www.setasign.com) * @license http://opensource.org/licenses/mit-license The MIT License */ namespace setasign\Fpdi; /** * Trait FpdfTplTrait * * This class adds a templating feature to tFPDF. */ trait FpdfTplTrait { /** * Data of all created templates. * * @var array */ protected $templates = []; /** * The template id for the currently created template. * * @var null|int */ protected $currentTemplateId; /** * A counter for template ids. * * @var int */ protected $templateId = 0; /** * Set the page format of the current page. * * @param array $size An array with two values defining the size. * @param string $orientation "L" for landscape, "P" for portrait. * @throws \BadMethodCallException */ public function setPageFormat($size, $orientation) { if ($this->currentTemplateId !== null) { throw new \BadMethodCallException('The page format cannot be changed when writing to a template.'); } if (!\in_array($orientation, ['P', 'L'], true)) { throw new \InvalidArgumentException(\sprintf( 'Invalid page orientation "%s"! Only "P" and "L" are allowed!', $orientation )); } $size = $this->_getpagesize($size); if ( $orientation != $this->CurOrientation || $size[0] != $this->CurPageSize[0] || $size[1] != $this->CurPageSize[1] ) { // New size or orientation if ($orientation === 'P') { $this->w = $size[0]; $this->h = $size[1]; } else { $this->w = $size[1]; $this->h = $size[0]; } $this->wPt = $this->w * $this->k; $this->hPt = $this->h * $this->k; $this->PageBreakTrigger = $this->h - $this->bMargin; $this->CurOrientation = $orientation; $this->CurPageSize = $size; $this->PageInfo[$this->page]['size'] = array($this->wPt, $this->hPt); } } /** * Draws a template onto the page or another template. * * Give only one of the size parameters (width, height) to calculate the other one automatically in view to the * aspect ratio. * * @param mixed $tpl The template id * @param array|float|int $x The abscissa of upper-left corner. Alternatively you could use an assoc array * with the keys "x", "y", "width", "height", "adjustPageSize". * @param float|int $y The ordinate of upper-left corner. * @param float|int|null $width The width. * @param float|int|null $height The height. * @param bool $adjustPageSize * @return array The size * @see FpdfTplTrait::getTemplateSize() */ public function useTemplate($tpl, $x = 0, $y = 0, $width = null, $height = null, $adjustPageSize = false) { if (!isset($this->templates[$tpl])) { throw new \InvalidArgumentException('Template does not exist!'); } if (\is_array($x)) { unset($x['tpl']); \extract($x, EXTR_IF_EXISTS); /** @noinspection NotOptimalIfConditionsInspection */ /** @noinspection PhpConditionAlreadyCheckedInspection */ if (\is_array($x)) { $x = 0; } } $template = $this->templates[$tpl]; $originalSize = $this->getTemplateSize($tpl); $newSize = $this->getTemplateSize($tpl, $width, $height); if ($adjustPageSize) { $this->setPageFormat($newSize, $newSize['orientation']); } $this->_out( // reset standard values, translate and scale \sprintf( 'q 0 J 1 w 0 j 0 G 0 g %.4F 0 0 %.4F %.4F %.4F cm /%s Do Q', ($newSize['width'] / $originalSize['width']), ($newSize['height'] / $originalSize['height']), $x * $this->k, ($this->h - $y - $newSize['height']) * $this->k, $template['id'] ) ); return $newSize; } /** * Get the size of a template. * * Give only one of the size parameters (width, height) to calculate the other one automatically in view to the * aspect ratio. * * @param mixed $tpl The template id * @param float|int|null $width The width. * @param float|int|null $height The height. * @return array|bool An array with following keys: width, height, 0 (=width), 1 (=height), orientation (L or P) */ public function getTemplateSize($tpl, $width = null, $height = null) { if (!isset($this->templates[$tpl])) { return false; } if ($width === null && $height === null) { $width = $this->templates[$tpl]['width']; $height = $this->templates[$tpl]['height']; } elseif ($width === null) { $width = $height * $this->templates[$tpl]['width'] / $this->templates[$tpl]['height']; } if ($height === null) { $height = $width * $this->templates[$tpl]['height'] / $this->templates[$tpl]['width']; } if ($height <= 0. || $width <= 0.) { throw new \InvalidArgumentException('Width or height parameter needs to be larger than zero.'); } return [ 'width' => $width, 'height' => $height, 0 => $width, 1 => $height, 'orientation' => $width > $height ? 'L' : 'P' ]; } /** * Begins a new template. * * @param float|int|null $width The width of the template. If null, the current page width is used. * @param float|int|null $height The height of the template. If null, the current page height is used. * @param bool $groupXObject Define the form XObject as a group XObject to support transparency (if used). * @return int A template identifier. */ public function beginTemplate($width = null, $height = null, $groupXObject = false) { if ($width === null) { $width = $this->w; } if ($height === null) { $height = $this->h; } $templateId = $this->getNextTemplateId(); // initiate buffer with current state of FPDF $buffer = "2 J\n" . \sprintf('%.2F w', $this->LineWidth * $this->k) . "\n"; if ($this->FontFamily) { $buffer .= \sprintf("BT /F%d %.2F Tf ET\n", $this->CurrentFont['i'], $this->FontSizePt); } if ($this->DrawColor !== '0 G') { $buffer .= $this->DrawColor . "\n"; } if ($this->FillColor !== '0 g') { $buffer .= $this->FillColor . "\n"; } if ($groupXObject && \version_compare('1.4', $this->PDFVersion, '>')) { $this->PDFVersion = '1.4'; } $this->templates[$templateId] = [ 'objectNumber' => null, 'id' => 'TPL' . $templateId, 'buffer' => $buffer, 'width' => $width, 'height' => $height, 'groupXObject' => $groupXObject, 'state' => [ 'x' => $this->x, 'y' => $this->y, 'AutoPageBreak' => $this->AutoPageBreak, 'bMargin' => $this->bMargin, 'tMargin' => $this->tMargin, 'lMargin' => $this->lMargin, 'rMargin' => $this->rMargin, 'h' => $this->h, 'w' => $this->w, 'FontFamily' => $this->FontFamily, 'FontStyle' => $this->FontStyle, 'FontSizePt' => $this->FontSizePt, 'FontSize' => $this->FontSize, 'underline' => $this->underline, 'TextColor' => $this->TextColor, 'DrawColor' => $this->DrawColor, 'FillColor' => $this->FillColor, 'ColorFlag' => $this->ColorFlag ] ]; $this->SetAutoPageBreak(false); $this->currentTemplateId = $templateId; $this->h = $height; $this->w = $width; $this->SetXY($this->lMargin, $this->tMargin); $this->SetRightMargin($this->w - $width + $this->rMargin); return $templateId; } /** * Ends a template. * * @return bool|int|null A template identifier. */ public function endTemplate() { if ($this->currentTemplateId === null) { return false; } $templateId = $this->currentTemplateId; $template = $this->templates[$templateId]; $state = $template['state']; $this->SetXY($state['x'], $state['y']); $this->tMargin = $state['tMargin']; $this->lMargin = $state['lMargin']; $this->rMargin = $state['rMargin']; $this->h = $state['h']; $this->w = $state['w']; $this->SetAutoPageBreak($state['AutoPageBreak'], $state['bMargin']); $this->FontFamily = $state['FontFamily']; $this->FontStyle = $state['FontStyle']; $this->FontSizePt = $state['FontSizePt']; $this->FontSize = $state['FontSize']; $this->TextColor = $state['TextColor']; $this->DrawColor = $state['DrawColor']; $this->FillColor = $state['FillColor']; $this->ColorFlag = $state['ColorFlag']; $this->underline = $state['underline']; $fontKey = $this->FontFamily . $this->FontStyle; if ($fontKey) { $this->CurrentFont =& $this->fonts[$fontKey]; } else { unset($this->CurrentFont); } $this->currentTemplateId = null; return $templateId; } /** * Get the next template id. * * @return int */ protected function getNextTemplateId() { return $this->templateId++; } /* overwritten FPDF methods: */ /** * @inheritdoc */ public function AddPage($orientation = '', $size = '', $rotation = 0) { if ($this->currentTemplateId !== null) { throw new \BadMethodCallException('Pages cannot be added when writing to a template.'); } parent::AddPage($orientation, $size, $rotation); } /** * @inheritdoc */ public function Link($x, $y, $w, $h, $link) { if ($this->currentTemplateId !== null) { throw new \BadMethodCallException('Links cannot be set when writing to a template.'); } parent::Link($x, $y, $w, $h, $link); } /** * @inheritdoc */ public function SetLink($link, $y = 0, $page = -1) { if ($this->currentTemplateId !== null) { throw new \BadMethodCallException('Links cannot be set when writing to a template.'); } return parent::SetLink($link, $y, $page); } /** * @inheritdoc */ public function SetDrawColor($r, $g = null, $b = null) { parent::SetDrawColor($r, $g, $b); if ($this->page === 0 && $this->currentTemplateId !== null) { $this->_out($this->DrawColor); } } /** * @inheritdoc */ public function SetFillColor($r, $g = null, $b = null) { parent::SetFillColor($r, $g, $b); if ($this->page === 0 && $this->currentTemplateId !== null) { $this->_out($this->FillColor); } } /** * @inheritdoc */ public function SetLineWidth($width) { parent::SetLineWidth($width); if ($this->page === 0 && $this->currentTemplateId !== null) { $this->_out(\sprintf('%.2F w', $width * $this->k)); } } /** * @inheritdoc */ public function SetFont($family, $style = '', $size = 0) { parent::SetFont($family, $style, $size); if ($this->page === 0 && $this->currentTemplateId !== null) { $this->_out(\sprintf('BT /F%d %.2F Tf ET', $this->CurrentFont['i'], $this->FontSizePt)); } } /** * @inheritdoc */ public function SetFontSize($size) { parent::SetFontSize($size); if ($this->page === 0 && $this->currentTemplateId !== null) { $this->_out(sprintf('BT /F%d %.2F Tf ET', $this->CurrentFont['i'], $this->FontSizePt)); } } /** * @inheritdoc */ protected function _putimages() { parent::_putimages(); foreach ($this->templates as $key => $template) { $this->_newobj(); $this->templates[$key]['objectNumber'] = $this->n; $this->_put('<</Type /XObject /Subtype /Form /FormType 1'); $this->_put(\sprintf( '/BBox[0 0 %.2F %.2F]', $template['width'] * $this->k, $template['height'] * $this->k )); $this->_put('/Resources 2 0 R'); // default resources dictionary of FPDF if ($this->compress) { $buffer = \gzcompress($template['buffer']); $this->_put('/Filter/FlateDecode'); } else { $buffer = $template['buffer']; } $this->_put('/Length ' . \strlen($buffer)); if ($template['groupXObject']) { $this->_put('/Group <</Type/Group/S/Transparency>>'); } $this->_put('>>'); $this->_putstream($buffer); $this->_put('endobj'); } } /** * @inheritdoc */ protected function _putxobjectdict() { foreach ($this->templates as $key => $template) { $this->_put('/' . $template['id'] . ' ' . $template['objectNumber'] . ' 0 R'); } parent::_putxobjectdict(); } /** * @inheritdoc */ public function _out($s) { if ($this->currentTemplateId !== null) { $this->templates[$this->currentTemplateId]['buffer'] .= $s . "\n"; } else { parent::_out($s); } } }