<?php

namespace Mpdf;

use Mpdf\Strict;
use Mpdf\Color\ColorConverter;
use Mpdf\Writer\BaseWriter;
use Mpdf\Writer\FormWriter;

class Form
{

	use Strict;

	// Input flags
	const FLAG_READONLY = 1;
	const FLAG_REQUIRED = 2;
	const FLAG_NO_EXPORT = 3;
	const FLAG_TEXTAREA = 13;
	const FLAG_PASSWORD = 14;
	const FLAG_RADIO = 15;
	const FLAG_NOTOGGLEOFF = 16;
	const FLAG_COMBOBOX = 18;
	const FLAG_EDITABLE = 19;
	const FLAG_MULTISELECT = 22;
	const FLAG_NO_SPELLCHECK = 23;
	const FLAG_NO_SCROLL = 24;

	/**
	 * @var \Mpdf\Mpdf
	 */
	private $mpdf;

	/**
	 * @var \Mpdf\Otl
	 */
	private $otl;

	/**
	 * @var \Mpdf\Color\ColorConverter
	 */
	private $colorConverter;

	/**
	 * @var \Mpdf\Writer\BaseWriter
	 */
	private $writer;

	/**
	 * @var \Mpdf\Writer\FormWriter
	 */
	private $formWriter;

	/**
	 * @var array
	 */
	public $forms;

	/**
	 * @var int
	 */
	private $formCount;

	// Active Forms
	var $formSubmitNoValueFields;
	var $formExportType;
	var $formSelectDefaultOption;
	var $formUseZapD;

	// Form Styles
	var $form_border_color;
	var $form_background_color;
	var $form_border_width;
	var $form_border_style;
	var $form_button_border_color;
	var $form_button_background_color;
	var $form_button_border_width;
	var $form_button_border_style;
	var $form_radio_color;
	var $form_radio_background_color;
	var $form_element_spacing;

	// Active forms
	var $formMethod;
	var $formAction;
	var $form_fonts;
	var $form_radio_groups;
	var $form_checkboxes;
	var $pdf_acro_array;
	var $pdf_array_co;
	var $array_form_button_js;
	var $array_form_choice_js;
	var $array_form_text_js;

	// Button Text
	var $form_button_text;
	var $form_button_text_over;
	var $form_button_text_click;
	var $form_button_icon;

	// FORMS
	var $textarea_lineheight;

	public function __construct(Mpdf $mpdf, Otl $otl, ColorConverter $colorConverter, BaseWriter $writer, FormWriter $formWriter)
	{
		$this->mpdf = $mpdf;
		$this->otl = $otl;
		$this->colorConverter = $colorConverter;
		$this->writer = $writer;
		$this->formWriter = $formWriter;

		// ACTIVE FORMS
		$this->formExportType = 'xfdf'; // 'xfdf' or 'html'
		$this->formSubmitNoValueFields = true; // Whether to include blank fields when submitting data
		$this->formSelectDefaultOption = true; // for Select drop down box; if no option is explicitly maked as selected,
		// this determines whether to select 1st option (as per browser)
		// - affects whether "required" attribute is relevant
		$this->formUseZapD = true;  // Determine whether to use ZapfDingbat icons for radio/checkboxes
		// FORM STYLES
		// These can alternatively use a 4 number string to represent CMYK colours
		$this->form_border_color = '0.6 0.6 0.72';   // RGB
		$this->form_background_color = '0.975 0.975 0.975';  // RGB
		$this->form_border_width = '1';  // 0 doesn't seem to work as it should
		$this->form_border_style = 'S';  // B - Bevelled; D - Double
		$this->form_button_border_color = '0.2 0.2 0.55';
		$this->form_button_background_color = '0.941 0.941 0.941';
		$this->form_button_border_width = '1';
		$this->form_button_border_style = 'S';
		$this->form_radio_color = '0.0 0.0 0.4';  // radio and checkbox
		$this->form_radio_background_color = '0.9 0.9 0.9';

		// FORMS
		$this->textarea_lineheight = 1.25;

		// FORM ELEMENT SPACING
		$this->form_element_spacing['select']['outer']['h'] = 0.5; // Horizontal spacing around SELECT
		$this->form_element_spacing['select']['outer']['v'] = 0.5; // Vertical spacing around SELECT
		$this->form_element_spacing['select']['inner']['h'] = 0.7; // Horizontal padding around SELECT
		$this->form_element_spacing['select']['inner']['v'] = 0.7; // Vertical padding around SELECT
		$this->form_element_spacing['input']['outer']['h'] = 0.5;
		$this->form_element_spacing['input']['outer']['v'] = 0.5;
		$this->form_element_spacing['input']['inner']['h'] = 0.7;
		$this->form_element_spacing['input']['inner']['v'] = 0.7;
		$this->form_element_spacing['textarea']['outer']['h'] = 0.5;
		$this->form_element_spacing['textarea']['outer']['v'] = 0.5;
		$this->form_element_spacing['textarea']['inner']['h'] = 1;
		$this->form_element_spacing['textarea']['inner']['v'] = 0.5;
		$this->form_element_spacing['button']['outer']['h'] = 0.5;
		$this->form_element_spacing['button']['outer']['v'] = 0.5;
		$this->form_element_spacing['button']['inner']['h'] = 2;
		$this->form_element_spacing['button']['inner']['v'] = 1;

		// INITIALISE non-configurable
		$this->formMethod = 'POST';
		$this->formAction = '';
		$this->form_fonts = [];
		$this->form_radio_groups = [];
		$this->form_checkboxes = false;
		$this->forms = [];
		$this->pdf_array_co = '';
	}

	function print_ob_text($objattr, $w, $h, $texto, $rtlalign, $k, $blockdir)
	{
		// TEXT/PASSWORD INPUT
		if ($this->mpdf->useActiveForms) {

			$flags = [];

			if (!empty($objattr['disabled']) || !empty($objattr['readonly'])) {
				$flags[] = self::FLAG_READONLY;
			}

			if (!empty($objattr['disabled'])) {
				$flags[] = self::FLAG_NO_EXPORT;
				$objattr['color'] = [3, 128, 128, 128];  // gray out disabled
			}

			if (!empty($objattr['required'])) {
				$flags[] = self::FLAG_REQUIRED;
			}

			if (!isset($objattr['spellcheck']) || !$objattr['spellcheck']) {
				$flags[] = self::FLAG_NO_SPELLCHECK;
			}

			if (isset($objattr['subtype']) && $objattr['subtype'] === 'PASSWORD') {
				$flags[] = self::FLAG_PASSWORD;
			}

			$this->mpdf->SetTColor(isset($objattr['color']) ? $objattr['color'] : $this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));

			$fieldalign = $rtlalign;

			if (!empty($objattr['text_align'])) {
				$fieldalign = $objattr['text_align'];
				$val = $objattr['text'];
			} else {
				$val = $objattr['text'];
			}

			// mPDF 5.3.25
			$js = [];
			if (!empty($objattr['onCalculate'])) {
				$js[] = ['C', $objattr['onCalculate']];
			}
			if (!empty($objattr['onValidate'])) {
				$js[] = ['V', $objattr['onValidate']];
			}
			if (!empty($objattr['onFormat'])) {
				$js[] = ['F', $objattr['onFormat']];
			}
			if (!empty($objattr['onKeystroke'])) {
				$js[] = ['K', $objattr['onKeystroke']];
			}

			$this->SetFormText($w, $h, $objattr['fieldname'], $val, $val, $objattr['title'], $flags, $fieldalign, false, (isset($objattr['maxlength']) ? $objattr['maxlength'] : false), $js, (isset($objattr['background-col']) ? $objattr['background-col'] : false), (isset($objattr['border-col']) ? $objattr['border-col'] : false));

		} else {

			$w -= $this->form_element_spacing['input']['outer']['h'] * 2 / $k;
			$h -= $this->form_element_spacing['input']['outer']['v'] * 2 / $k;
			$this->mpdf->x += $this->form_element_spacing['input']['outer']['h'] / $k;
			$this->mpdf->y += $this->form_element_spacing['input']['outer']['v'] / $k;

			// Chop texto to max length $w-inner-padding
			while ($this->mpdf->GetStringWidth($texto) > $w - ($this->form_element_spacing['input']['inner']['h'] * 2)) {
				$texto = mb_substr($texto, 0, mb_strlen($texto, $this->mpdf->mb_enc) - 1, $this->mpdf->mb_enc);
			}

			// DIRECTIONALITY
			if (preg_match('/([' . $this->mpdf->pregRTLchars . '])/u', $texto)) {
				$this->mpdf->biDirectional = true;
			}

			// Use OTL OpenType Table Layout - GSUB & GPOS
			if (!empty($this->mpdf->CurrentFont['useOTL'])) {
				$texto = $this->otl->applyOTL($texto, $this->mpdf->CurrentFont['useOTL']);
				$OTLdata = $this->otl->OTLdata;
			}

			$this->mpdf->magic_reverse_dir($texto, $this->mpdf->directionality, $OTLdata);

			$this->mpdf->SetLineWidth(0.2 / $k);

			if (!empty($objattr['disabled'])) {
				$this->mpdf->SetFColor($this->colorConverter->convert(225, $this->mpdf->PDFAXwarnings));
				$this->mpdf->SetTColor($this->colorConverter->convert(127, $this->mpdf->PDFAXwarnings));
			} elseif (!empty($objattr['readonly'])) {
				$this->mpdf->SetFColor($this->colorConverter->convert(225, $this->mpdf->PDFAXwarnings));
				$this->mpdf->SetTColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
			} else {
				$this->mpdf->SetFColor($this->colorConverter->convert(250, $this->mpdf->PDFAXwarnings));
				$this->mpdf->SetTColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
			}

			$this->mpdf->Cell($w, $h, $texto, 1, 0, $rtlalign, 1, '', 0, $this->form_element_spacing['input']['inner']['h'] / $k, $this->form_element_spacing['input']['inner']['h'] / $k, 'M', 0, false, $OTLdata);
			$this->mpdf->SetFColor($this->colorConverter->convert(255, $this->mpdf->PDFAXwarnings));
			$this->mpdf->SetTColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
		}
	}

	function print_ob_textarea($objattr, $w, $h, $texto, $rtlalign, $k, $blockdir)
	{
		// TEXTAREA
		if ($this->mpdf->useActiveForms) {

			$flags = [self::FLAG_TEXTAREA];

			if (!empty($objattr['disabled']) || !empty($objattr['readonly'])) {
				$flags[] = self::FLAG_READONLY;
			}

			if (!empty($objattr['disabled'])) {
				$flags[] = self::FLAG_NO_EXPORT;
				$objattr['color'] = [3, 128, 128, 128];   // gray out disabled
			}

			if (!empty($objattr['required'])) {
				$flags[] = self::FLAG_REQUIRED;
			}

			if (!isset($objattr['spellcheck']) || !$objattr['spellcheck']) {
				$flags[] = self::FLAG_NO_SPELLCHECK;
			}

			if (!empty($objattr['donotscroll'])) {
				$flags[] = self::FLAG_NO_SCROLL;
			}

			if (isset($objattr['color'])) {
				$this->mpdf->SetTColor($objattr['color']);
			} else {
				$this->mpdf->SetTColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
			}

			$fieldalign = $rtlalign;

			if ($texto === ' ') {
				$texto = '';
			}

			// mPDF 5.3.24
			if (!empty($objattr['text_align'])) {
				$fieldalign = $objattr['text_align'];
			}

			// mPDF 5.3.25
			$js = [];
			if (!empty($objattr['onCalculate'])) {
				$js[] = ['C', $objattr['onCalculate']];
			}
			if (!empty($objattr['onValidate'])) {
				$js[] = ['V', $objattr['onValidate']];
			}
			if (!empty($objattr['onFormat'])) {
				$js[] = ['F', $objattr['onFormat']];
			}
			if (!empty($objattr['onKeystroke'])) {
				$js[] = ['K', $objattr['onKeystroke']];
			}
			$this->SetFormText($w, $h, $objattr['fieldname'], $texto, $texto, (isset($objattr['title']) ? $objattr['title'] : ''), $flags, $fieldalign, false, -1, $js, (isset($objattr['background-col']) ? $objattr['background-col'] : false), (isset($objattr['border-col']) ? $objattr['border-col'] : false));
			$this->mpdf->SetTColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));

		} else {

			$w -= $this->form_element_spacing['textarea']['outer']['h'] * 2 / $k;
			$h -= $this->form_element_spacing['textarea']['outer']['v'] * 2 / $k;

			$this->mpdf->x += $this->form_element_spacing['textarea']['outer']['h'] / $k;
			$this->mpdf->y += $this->form_element_spacing['textarea']['outer']['v'] / $k;

			$this->mpdf->SetLineWidth(0.2 / $k);

			if (!empty($objattr['disabled'])) {
				$this->mpdf->SetFColor($this->colorConverter->convert(225, $this->mpdf->PDFAXwarnings));
				$this->mpdf->SetTColor($this->colorConverter->convert(127, $this->mpdf->PDFAXwarnings));
			} elseif (!empty($objattr['readonly'])) {
				$this->mpdf->SetFColor($this->colorConverter->convert(225, $this->mpdf->PDFAXwarnings));
				$this->mpdf->SetTColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
			} else {
				$this->mpdf->SetFColor($this->colorConverter->convert(250, $this->mpdf->PDFAXwarnings));
				$this->mpdf->SetTColor(isset($objattr['color']) ? $objattr['color'] : $this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
			}

			$this->mpdf->Rect($this->mpdf->x, $this->mpdf->y, $w, $h, 'DF');
			$ClipPath = sprintf('q %.3F %.3F %.3F %.3F re W n ', $this->mpdf->x * Mpdf::SCALE, ($this->mpdf->h - $this->mpdf->y) * Mpdf::SCALE, $w * Mpdf::SCALE, -$h * Mpdf::SCALE);
			$this->writer->write($ClipPath);

			$w -= $this->form_element_spacing['textarea']['inner']['h'] * 2 / $k;
			$this->mpdf->x += $this->form_element_spacing['textarea']['inner']['h'] / $k;
			$this->mpdf->y += $this->form_element_spacing['textarea']['inner']['v'] / $k;

			if ($texto != '') {
				$this->mpdf->MultiCell($w, $this->mpdf->FontSize * $this->textarea_lineheight, $texto, 0, '', 0, '', $blockdir, true, $objattr['OTLdata'], $objattr['rows']);
			}

			$this->writer->write('Q');
			$this->mpdf->SetFColor($this->colorConverter->convert(255, $this->mpdf->PDFAXwarnings));
			$this->mpdf->SetTColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
		}
	}

	function print_ob_select($objattr, $w, $h, $texto, $rtlalign, $k, $blockdir)
	{
		// SELECT
		if ($this->mpdf->useActiveForms) {
			$flags = [];
			if (!empty($objattr['disabled'])) {
				$flags[] = self::FLAG_READONLY;
				$flags[] = self::FLAG_NO_EXPORT;
				$objattr['color'] = [3, 128, 128, 128]; // gray out disabled
			}
			if (!empty($objattr['required'])) {
				$flags[] = self::FLAG_REQUIRED;
			}
			if (!empty($objattr['multiple']) && isset($objattr['size']) && $objattr['size'] > 1) {
				$flags[] = self::FLAG_MULTISELECT;
			}
			if (isset($objattr['size']) && $objattr['size'] < 2) {
				$flags[] = self::FLAG_COMBOBOX;
				if (!empty($objattr['editable'])) {
					$flags[] = self::FLAG_EDITABLE;
				}
			}

			// only allow spellcheck if combo and editable
			if ((!isset($objattr['spellcheck']) || !$objattr['spellcheck']) || (isset($objattr['size']) && $objattr['size'] > 1) || (!isset($objattr['editable']) || !$objattr['editable'])) {
				$flags[] = self::FLAG_NO_SPELLCHECK;
			}

			if (isset($objattr['subtype']) && $objattr['subtype'] === 'PASSWORD') {
				$flags[] = self::FLAG_PASSWORD;
			}

			if (!empty($objattr['onChange'])) {
				$js = $objattr['onChange'];
			} else {
				$js = '';
			} // mPDF 5.3.37

			$data = ['VAL' => [], 'OPT' => [], 'SEL' => [],];
			if (isset($objattr['items'])) {
				for ($i = 0; $i < count($objattr['items']); $i++) {
					$item = $objattr['items'][$i];
					$data['VAL'][] = (isset($item['exportValue']) ? $item['exportValue'] : '');
					$data['OPT'][] = (isset($item['content']) ? $item['content'] : '');
					if (!empty($item['selected'])) {
						$data['SEL'][] = $i;
					}
				}
			}

			if (count($data['SEL']) === 0 && $this->formSelectDefaultOption) {
				$data['SEL'][] = 0;
			}

			if (isset($objattr['color'])) {
				$this->mpdf->SetTColor($objattr['color']);
			} else {
				$this->mpdf->SetTColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
			}

			$this->SetFormChoice($w, $h, $objattr['fieldname'], $flags, $data, $rtlalign, $js);
			$this->mpdf->SetTColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));

		} else {
			$this->mpdf->SetLineWidth(0.2 / $k);
			if (!empty($objattr['disabled'])) {
				$this->mpdf->SetFColor($this->colorConverter->convert(225, $this->mpdf->PDFAXwarnings));
				$this->mpdf->SetTColor($this->colorConverter->convert(127, $this->mpdf->PDFAXwarnings));
			} else {
				$this->mpdf->SetFColor($this->colorConverter->convert(250, $this->mpdf->PDFAXwarnings));
				$this->mpdf->SetTColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
			}
			$w -= $this->form_element_spacing['select']['outer']['h'] * 2 / $k;
			$h -= $this->form_element_spacing['select']['outer']['v'] * 2 / $k;
			$this->mpdf->x += $this->form_element_spacing['select']['outer']['h'] / $k;
			$this->mpdf->y += $this->form_element_spacing['select']['outer']['v'] / $k;

			// DIRECTIONALITY
			if (preg_match('/([' . $this->mpdf->pregRTLchars . '])/u', $texto)) {
				$this->mpdf->biDirectional = true;
			} // *RTL*

			$this->mpdf->magic_reverse_dir($texto, $this->mpdf->directionality, $objattr['OTLdata']);

			$this->mpdf->Cell($w - ($this->mpdf->FontSize * 1.4), $h, $texto, 1, 0, $rtlalign, 1, '', 0, $this->form_element_spacing['select']['inner']['h'] / $k, $this->form_element_spacing['select']['inner']['h'] / $k, 'M', 0, false, $objattr['OTLdata']);
			$this->mpdf->SetFColor($this->colorConverter->convert(190, $this->mpdf->PDFAXwarnings));
			$save_font = $this->mpdf->FontFamily;
			$save_currentfont = $this->mpdf->currentfontfamily;
			if ($this->mpdf->PDFA || $this->mpdf->PDFX) {
				if (($this->mpdf->PDFA && !$this->mpdf->PDFAauto) || ($this->mpdf->PDFX && !$this->mpdf->PDFXauto)) {
					$this->mpdf->PDFAXwarnings[] = 'Core Adobe font Zapfdingbats cannot be embedded in mPDF - used in Form element: Select - which is required for PDFA1-b or PDFX/1-a. (Different character/font will be substituted.)';
				}
				$this->mpdf->SetFont('sans');
				if ($this->mpdf->_charDefined($this->mpdf->CurrentFont['cw'], 9660)) {
					$down = "\xe2\x96\xbc";
				} else {
					$down = '=';
				}
				$this->mpdf->Cell($this->mpdf->FontSize * 1.4, $h, $down, 1, 0, 'C', 1);
			} else {
				$this->mpdf->SetFont('czapfdingbats');
				$this->mpdf->Cell($this->mpdf->FontSize * 1.4, $h, chr(116), 1, 0, 'C', 1);
			}
			$this->mpdf->SetFont($save_font);
			$this->mpdf->currentfontfamily = $save_currentfont;
			$this->mpdf->SetFColor($this->colorConverter->convert(255, $this->mpdf->PDFAXwarnings));
			$this->mpdf->SetTColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
		}
	}

	function print_ob_imageinput($objattr, $w, $h, $texto, $rtlalign, $k, $blockdir, $is_table)
	{
		// INPUT/BUTTON as IMAGE
		if ($this->mpdf->useActiveForms) {
			$flags = [];
			if (!empty($objattr['disabled'])) {
				$flags[] = self::FLAG_READONLY;
				$flags[] = self::FLAG_NO_EXPORT;
			}
			if (!empty($objattr['onClick'])) {
				$js = $objattr['onClick'];
			} else {
				$js = '';
			}
			$this->SetJSButton($w, $h, $objattr['fieldname'], (isset($objattr['value']) ? $objattr['value'] : ''), $js, $objattr['ID'], $objattr['title'], $flags, (isset($objattr['Indexed']) ? $objattr['Indexed'] : false));
		} else {
			$this->mpdf->y = $objattr['INNER-Y'];
			$this->writer->write(sprintf('q %.3F 0 0 %.3F %.3F %.3F cm /I%d Do Q', $objattr['INNER-WIDTH'] * Mpdf::SCALE, $objattr['INNER-HEIGHT'] * Mpdf::SCALE, $objattr['INNER-X'] * Mpdf::SCALE, ($this->mpdf->h - ($objattr['INNER-Y'] + $objattr['INNER-HEIGHT'] )) * Mpdf::SCALE, $objattr['ID']));
			if (!empty($objattr['BORDER-WIDTH'])) {
				$this->mpdf->PaintImgBorder($objattr, $is_table);
			}
		}
	}

	function print_ob_button($objattr, $w, $h, $texto, $rtlalign, $k, $blockdir)
	{
		// BUTTON
		if ($this->mpdf->useActiveForms) {
			$flags = [];
			if (!empty($objattr['disabled'])) {
				$flags[] = self::FLAG_READONLY;
				$flags[] = self::FLAG_NO_EXPORT;
				$objattr['color'] = [3, 128, 128, 128];
			}

			$this->mpdf->SetTColor(isset($objattr['color']) ? $objattr['color'] : $this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));

			if (isset($objattr['subtype'])) {

				if ($objattr['subtype'] === 'RESET') {
					$this->SetFormButtonText($objattr['value']);
					$this->SetFormReset($w, $h, $objattr['fieldname'], $objattr['value'], $objattr['title'], $flags, (isset($objattr['background-col']) ? $objattr['background-col'] : false), (isset($objattr['border-col']) ? $objattr['border-col'] : false), (isset($objattr['noprint']) ? $objattr['noprint'] : false));
				} elseif ($objattr['subtype'] === 'SUBMIT') {
					$url = $this->formAction;
					$type = $this->formExportType;
					$method = $this->formMethod;
					$this->SetFormButtonText($objattr['value']);
					$this->SetFormSubmit($w, $h, $objattr['fieldname'], $objattr['value'], $url, $objattr['title'], $type, $method, $flags, (isset($objattr['background-col']) ? $objattr['background-col'] : false), (isset($objattr['border-col']) ? $objattr['border-col'] : false), (isset($objattr['noprint']) ? $objattr['noprint'] : false));
				} elseif ($objattr['subtype'] === 'BUTTON') {
					$this->SetFormButtonText($objattr['value']);
					if (isset($objattr['onClick']) && $objattr['onClick']) {
						$js = $objattr['onClick'];
					} else {
						$js = '';
					}
					$this->SetJSButton($w, $h, $objattr['fieldname'], $objattr['value'], $js, 0, $objattr['title'], $flags, false, (isset($objattr['background-col']) ? $objattr['background-col'] : false), (isset($objattr['border-col']) ? $objattr['border-col'] : false), (isset($objattr['noprint']) ? $objattr['noprint'] : false));
				}
			}

			$this->mpdf->SetTColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));

		} else {

			$this->mpdf->SetLineWidth(0.2 / $k);
			$this->mpdf->SetFColor($this->colorConverter->convert(190, $this->mpdf->PDFAXwarnings));

			$w -= $this->form_element_spacing['button']['outer']['h'] * 2 / $k;
			$h -= $this->form_element_spacing['button']['outer']['v'] * 2 / $k;

			$this->mpdf->x += $this->form_element_spacing['button']['outer']['h'] / $k;
			$this->mpdf->y += $this->form_element_spacing['button']['outer']['v'] / $k;
			$this->mpdf->RoundedRect($this->mpdf->x, $this->mpdf->y, $w, $h, 0.5 / $k, 'DF');

			$w -= $this->form_element_spacing['button']['inner']['h'] * 2 / $k;
			$h -= $this->form_element_spacing['button']['inner']['v'] * 2 / $k;

			$this->mpdf->x += $this->form_element_spacing['button']['inner']['h'] / $k;
			$this->mpdf->y += $this->form_element_spacing['button']['inner']['v'] / $k;

			// DIRECTIONALITY
			if (preg_match('/([' . $this->mpdf->pregRTLchars . '])/u', $texto)) {
				$this->mpdf->biDirectional = true;
			}

			// Use OTL OpenType Table Layout - GSUB & GPOS
			if (!empty($this->mpdf->CurrentFont['useOTL'])) {
				$texto = $this->otl->applyOTL($texto, $this->mpdf->CurrentFont['useOTL']);
				$OTLdata = $this->otl->OTLdata;
			}

			$this->mpdf->magic_reverse_dir($texto, $this->mpdf->directionality, $OTLdata);

			$this->mpdf->Cell($w, $h, $texto, '', 0, 'C', 0, '', 0, 0, 0, 'M', 0, false, $OTLdata);
			$this->mpdf->SetFColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
		}
	}

	function print_ob_checkbox($objattr, $w, $h, $texto, $rtlalign, $k, $blockdir, $x, $y)
	{
		// CHECKBOX
		if ($this->mpdf->useActiveForms) {
			$flags = [];
			if (!empty($objattr['disabled'])) {
				$flags[] = self::FLAG_READONLY;
				$flags[] = self::FLAG_NO_EXPORT;
			}
			$checked = false;
			if (!empty($objattr['checked'])) {
				$checked = true;
			}
			if ($this->formUseZapD) {
				$save_font = $this->mpdf->FontFamily;
				$save_currentfont = $this->mpdf->currentfontfamily;
				$this->mpdf->SetFont('czapfdingbats');
			}
			$this->SetCheckBox($w, $h, $objattr['fieldname'], $objattr['value'], $objattr['title'], $checked, $flags, (isset($objattr['disabled']) ? $objattr['disabled'] : false));
			if ($this->formUseZapD) {
				$this->mpdf->SetFont($save_font);
				$this->mpdf->currentfontfamily = $save_currentfont;
			}
		} else {
			$iw = $w * 0.7;
			$ih = $h * 0.7;
			$lx = $x + (($w - $iw) / 2);
			$ty = $y + (($h - $ih) / 2);
			$rx = $lx + $iw;
			$by = $ty + $ih;
			$this->mpdf->SetLineWidth(0.2 / $k);
			if (!empty($objattr['disabled'])) {
				$this->mpdf->SetFColor($this->colorConverter->convert(225, $this->mpdf->PDFAXwarnings));
				$this->mpdf->SetDColor($this->colorConverter->convert(127, $this->mpdf->PDFAXwarnings));
			} else {
				$this->mpdf->SetFColor($this->colorConverter->convert(250, $this->mpdf->PDFAXwarnings));
				$this->mpdf->SetDColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
			}
			$this->mpdf->Rect($lx, $ty, $iw, $ih, 'DF');
			if (!empty($objattr['checked'])) {
				//Round join and cap
				$this->mpdf->SetLineCap(1);
				$this->mpdf->Line($lx, $ty, $rx, $by);
				$this->mpdf->Line($lx, $by, $rx, $ty);
				//Set line cap style back to square
				$this->mpdf->SetLineCap();
			}
			$this->mpdf->SetFColor($this->colorConverter->convert(255, $this->mpdf->PDFAXwarnings));
			$this->mpdf->SetDColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
		}
	}

	function print_ob_radio($objattr, $w, $h, $texto, $rtlalign, $k, $blockdir, $x, $y)
	{
		// RADIO
		if ($this->mpdf->useActiveForms) {
			$flags = [];
			if (!empty($objattr['disabled'])) {
				$flags[] = self::FLAG_READONLY;
				$flags[] = self::FLAG_NO_EXPORT;
			}
			$checked = false;
			if (!empty($objattr['checked'])) {
				$checked = true;
			}
			if ($this->formUseZapD) {
				$save_font = $this->mpdf->FontFamily;
				$save_currentfont = $this->mpdf->currentfontfamily;
				$this->mpdf->SetFont('czapfdingbats');
			}
			$this->SetRadio($w, $h, $objattr['fieldname'], $objattr['value'], (isset($objattr['title']) ? $objattr['title'] : ''), $checked, $flags, (isset($objattr['disabled']) ? $objattr['disabled'] : false));
			if ($this->formUseZapD) {
				$this->mpdf->SetFont($save_font);
				$this->mpdf->currentfontfamily = $save_currentfont;
			}
		} else {
			$this->mpdf->SetLineWidth(0.2 / $k);
			$radius = $this->mpdf->FontSize * 0.35;
			$cx = $x + ($w / 2);
			$cy = $y + ($h / 2);
			$color = $this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings);
			if (isset($objattr['color']) && $objattr['color']) {
				$color = $objattr['color'];
			}
			if (!empty($objattr['disabled'])) {
				$this->mpdf->SetFColor($this->colorConverter->convert(127, $this->mpdf->PDFAXwarnings));
				$this->mpdf->SetDColor($this->colorConverter->convert(127, $this->mpdf->PDFAXwarnings));
			} else {
				$this->mpdf->SetFColor($color);
				$this->mpdf->SetDColor($color);
			}
			$this->mpdf->Circle($cx, $cy, $radius, 'D');
			if (!empty($objattr['checked'])) {
				$this->mpdf->Circle($cx, $cy, $radius * 0.4, 'DF');
			}
			$this->mpdf->SetFColor($this->colorConverter->convert(255, $this->mpdf->PDFAXwarnings));
			$this->mpdf->SetDColor($this->colorConverter->convert(0, $this->mpdf->PDFAXwarnings));
		}
	}

	private function getCountItems($form)
	{
		$total = 1;
		if ($form['typ'] === 'Tx') {
			if (isset($this->array_form_text_js[$form['T']])) {
				if (isset($this->array_form_text_js[$form['T']]['F'])) {
					$total++;
				}
				if (isset($this->array_form_text_js[$form['T']]['K'])) {
					$total++;
				}
				if (isset($this->array_form_text_js[$form['T']]['V'])) {
					$total++;
				}
				if (isset($this->array_form_text_js[$form['T']]['C'])) {
					$total++;
				}
			}
		}

		if ($form['typ'] === 'Bt') {
			if (isset($this->array_form_button_js[$form['T']])) {
				$total++;
			}
			if (isset($this->form_button_icon[$form['T']])) {
				$total++;
				if ($this->form_button_icon[$form['T']]['Indexed']) {
					$total++;
				}
			}
			if ($form['subtype'] === 'radio') {
				$total+=2;
			} elseif ($form['subtype'] === 'checkbox') {
				$total++;
				if (!$this->formUseZapD) {
					$total++;
				}
			}
		}
		if ($form['typ'] === 'Ch') {
			if (isset($this->array_form_choice_js[$form['T']])) {
				$total++;
			}
		}
		return $total;
	}

	// In _putpages
	function countPageForms($n, &$totaladdnum)
	{
		foreach ($this->forms as $form) {
			if ($form['page'] == $n) {
				$totaladdnum += $this->getCountItems($form);
			}
		}
	}

	// In _putpages
	function addFormIds($n, &$s, &$annotid)
	{
		foreach ($this->forms as $form) {
			if ($form['page'] == $n) {
				$s .= $annotid . ' 0 R ';
				$annotid += $this->getCountItems($form);
			}
		}
	}

	// In _putannots
	function _putFormItems($n, $hPt)
	{
		foreach ($this->forms as $val) {
			if ($val['page'] == $n) {
				if ($val['typ'] === 'Tx') {
					$this->_putform_tx($val, $hPt);
				}
				if ($val['typ'] === 'Ch') {
					$this->_putform_ch($val, $hPt);
				}
				if ($val['typ'] === 'Bt') {
					$this->_putform_bt($val, $hPt);
				}
			}
		}
	}

	// In _putannots
	function _putRadioItems($n)
	{
		// Output Radio Groups
		$key = 1;
		foreach ($this->form_radio_groups as $name => $frg) {
			$this->writer->object();
			$this->pdf_acro_array .= $this->mpdf->n . ' 0 R ';
			$this->writer->write('<<');
			$this->writer->write('/Type /Annot ');
			$this->writer->write('/Subtype /Widget');
			$this->writer->write('/NM ' . $this->writer->string(sprintf('%04u-%04u', $n, 3000 + $key++)));
			$this->writer->write('/M ' . $this->writer->string('D:' . date('YmdHis')));
			$this->writer->write('/Rect [0 0 0 0] ');
			$this->writer->write('/FT /Btn ');
			if (!empty($frg['disabled'])) {
				$flags = [self::FLAG_READONLY, self::FLAG_NO_EXPORT, self::FLAG_RADIO, self::FLAG_NOTOGGLEOFF];
			} else {
				$flags = [self::FLAG_RADIO, self::FLAG_NOTOGGLEOFF];
			}
			$this->writer->write('/Ff ' . $this->_setflag($flags));
			$kstr = '';
			// $optstr = '';
			foreach ($frg['kids'] as $kid) {
				$kstr .= $this->forms[$kid['n']]['obj'] . ' 0 R ';
				//		$optstr .= ' '.$this->writer->string($kid['OPT']).' ';
			}
			$this->writer->write('/Kids [ ' . $kstr . ' ] '); // 11 0 R 12 0 R etc.
			//	$this->writer->write('/Opt [ '.$optstr.' ] ');
			//V entry holds index corresponding to the appearance state of
			//whichever child field is currently in the on state = or Off
			if (isset($frg['on'])) {
				$state = $frg['on'];
			} else {
				$state = 'Off';
			}
			$this->writer->write('/V /' . $state . ' ');
			$this->writer->write('/DV /' . $state . ' ');
			$this->writer->write('/T ' . $this->writer->string($name) . ' ');
			$this->writer->write('>>');
			$this->writer->write('endobj');
		}
	}

	function _putFormsCatalog()
	{
		if (isset($this->pdf_acro_array)) {
			$this->writer->write('/AcroForm << /DA (/F1 0 Tf 0 g )');
			$this->writer->write('/Q 0');
			$this->writer->write('/Fields [' . $this->pdf_acro_array . ']');
			$f = '';
			foreach ($this->form_fonts as $fn) {
				if (is_array($this->mpdf->fonts[$fn]['n'])) {
					throw new \Mpdf\MpdfException('Cannot use fonts with SMP or SIP characters for interactive Form elements');
				}
				$f .= '/F' . $this->mpdf->fonts[$fn]['i'] . ' ' . $this->mpdf->fonts[$fn]['n'] . ' 0 R ';
			}
			$this->writer->write('/DR << /Font << ' . $f . ' >> >>');
			// CO Calculation Order
			if ($this->pdf_array_co) {
				$this->writer->write('/CO [' . $this->pdf_array_co . ']');
			}
			$this->writer->write('/NeedAppearances true');
			$this->writer->write('>>');
		}
	}

	function SetFormButtonJS($name, $js)
	{
		$js = str_replace("\t", ' ', trim($js));
		if (isset($name) && isset($js)) {
			$this->array_form_button_js[$this->writer->escape($name)] = [
				'js' => $js
			];
		}
	}

	function SetFormChoiceJS($name, $js)
	{
		$js = str_replace("\t", ' ', trim($js));
		if (isset($name) && isset($js)) {
			$this->array_form_choice_js[$this->writer->escape($name)] = [
				'js' => $js
			];
		}
	}

	function SetFormTextJS($name, $js)
	{
		for ($i = 0; $i < count($js); $i++) {
			$j = str_replace("\t", ' ', trim($js[$i][1]));
			$format = $js[$i][0];
			if ($name) {
				$this->array_form_text_js[$this->writer->escape($name)][$format] = ['js' => $j];
			}
		}
	}

	function Win1252ToPDFDocEncoding($txt)
	{
		$Win1252ToPDFDocEncoding = [
			chr(0200) => chr(0240), chr(0214) => chr(0226), chr(0212) => chr(0227), chr(0237) => chr(0230),
			chr(0225) => chr(0200), chr(0210) => chr(0032), chr(0206) => chr(0201), chr(0207) => chr(0202),
			chr(0205) => chr(0203), chr(0227) => chr(0204), chr(0226) => chr(0205), chr(0203) => chr(0206),
			chr(0213) => chr(0210), chr(0233) => chr(0211), chr(0211) => chr(0213), chr(0204) => chr(0214),
			chr(0223) => chr(0215), chr(0224) => chr(0216), chr(0221) => chr(0217), chr(0222) => chr(0220),
			chr(0202) => chr(0221), chr(0232) => chr(0235), chr(0230) => chr(0037), chr(0231) => chr(0222),
			chr(0216) => chr(0231), chr(0240) => chr(0040)
		]; // mPDF 5.3.46
		return strtr($txt, $Win1252ToPDFDocEncoding);
	}

	function SetFormText($w, $h, $name, $value = '', $default = '', $title = '', $flags = [], $align = 'L', $hidden = false, $maxlen = -1, $js = '', $background_col = false, $border_col = false)
	{
		$this->formCount++;
		if ($align === 'C') {
			$align = '1';
		} elseif ($align === 'R') {
			$align = '2';
		} else {
			$align = '0';
		}
		if ($maxlen < 1) {
			$maxlen = false;
		}
		if (!preg_match('/^[a-zA-Z0-9_:\-]+$/', $name)) {
			throw new \Mpdf\MpdfException('Field [' . $name . '] must have a name attribute, which can only contain letters, numbers, colon(:), undersore(_) or hyphen(-)');
		}
		if ($this->mpdf->onlyCoreFonts) {
			$value = $this->Win1252ToPDFDocEncoding($value);
			$default = $this->Win1252ToPDFDocEncoding($default);
			$title = $this->Win1252ToPDFDocEncoding($title);
		} else {
			if (isset($this->mpdf->CurrentFont['subset'])) {
				$this->mpdf->UTF8StringToArray($value); // Add characters to font subset
				$this->mpdf->UTF8StringToArray($default); // Add characters to font subset
				$this->mpdf->UTF8StringToArray($title); // Add characters to font subset
			}
			if ($value) {
				$value = $this->writer->utf8ToUtf16BigEndian($value);
			}
			if ($default) {
				$default = $this->writer->utf8ToUtf16BigEndian($default);
			}
			$title = $this->writer->utf8ToUtf16BigEndian($title);
		}
		if ($background_col) {
			$bg_c = $this->mpdf->SetColor($background_col, 'CodeOnly');
		} else {
			$bg_c = $this->form_background_color;
		}
		if ($border_col) {
			$bc_c = $this->mpdf->SetColor($border_col, 'CodeOnly');
		} else {
			$bc_c = $this->form_border_color;
		}

		$f = [
			'n' => $this->formCount,
			'typ' => 'Tx',
			'page' => $this->mpdf->page,
			'x' => $this->mpdf->x,
			'y' => $this->mpdf->y,
			'w' => $w,
			'h' => $h,
			'T' => $name,
			'FF' => $flags,
			'V' => $value,
			'DV' => $default,
			'TU' => $title,
			'hidden' => $hidden,
			'Q' => $align,
			'maxlen' => $maxlen,
			'BS_W' => $this->form_border_width,
			'BS_S' => $this->form_border_style,
			'BC_C' => $bc_c,
			'BG_C' => $bg_c,
			'style' => [
				'font' => $this->mpdf->FontFamily,
				'fontsize' => $this->mpdf->FontSizePt,
				'fontcolor' => $this->mpdf->TextColor,
			]
		];

		if (is_array($js) && count($js) > 0) {
			$this->SetFormTextJS($name, $js);
		} // mPDF 5.3.25
		if ($this->mpdf->keep_block_together) {
			$this->mpdf->ktForms[] = $f;
		} elseif ($this->mpdf->writingHTMLheader || $this->mpdf->writingHTMLfooter) {
			$this->mpdf->HTMLheaderPageForms[] = $f;
		} else {
			if ($this->mpdf->ColActive) {
				$this->mpdf->columnbuffer[] = [
					's' => 'ACROFORM',
					'col' => $this->mpdf->CurrCol,
					'x' => $this->mpdf->x,
					'y' => $this->mpdf->y,
					'h' => $h
				];
				$this->mpdf->columnForms[$this->mpdf->CurrCol][(int) $this->mpdf->x][(int) $this->mpdf->y] = $this->formCount;
			}
			$this->forms[$this->formCount] = $f;
		}
		if (!in_array($this->mpdf->FontFamily, $this->form_fonts)) {
			$this->form_fonts[] = $this->mpdf->FontFamily;
			$this->mpdf->fonts[$this->mpdf->FontFamily]['used'] = true;
		}
		if (!$hidden) {
			$this->mpdf->x += $w;
		}
	}

	function SetFormChoice($w, $h, $name, $flags, $array, $align = 'L', $js = '')
	{
		$this->formCount++;
		if ($this->mpdf->blk[$this->mpdf->blklvl]['direction'] === 'rtl') {
			$align = '2';
		} else {
			$align = '0';
		}
		if (!preg_match('/^[a-zA-Z0-9_:\-]+$/', $name)) {
			throw new \Mpdf\MpdfException('Field [' . $name . '] must have a name attribute, which can only contain letters, numbers, colon(:), undersore(_) or hyphen(-)');
		}
		if ($this->mpdf->onlyCoreFonts) {
			for ($i = 0; $i < count($array['VAL']); $i++) {
				$array['VAL'][$i] = $this->Win1252ToPDFDocEncoding($array['VAL'][$i]);
				$array['OPT'][$i] = $this->Win1252ToPDFDocEncoding($array['OPT'][$i]);
			}
		} else {
			for ($i = 0; $i < count($array['VAL']); $i++) {
				if (isset($this->mpdf->CurrentFont['subset'])) {
					$this->mpdf->UTF8StringToArray($array['VAL'][$i]); // Add characters to font subset
					$this->mpdf->UTF8StringToArray($array['OPT'][$i]); // Add characters to font subset
				}
				if ($array['VAL'][$i]) {
					$array['VAL'][$i] = $this->writer->utf8ToUtf16BigEndian($array['VAL'][$i]);
				}
				if ($array['OPT'][$i]) {
					$array['OPT'][$i] = $this->writer->utf8ToUtf16BigEndian($array['OPT'][$i]);
				}
			}
		}
		$f = ['n' => $this->formCount,
			'typ' => 'Ch',
			'page' => $this->mpdf->page,
			'x' => $this->mpdf->x,
			'y' => $this->mpdf->y,
			'w' => $w,
			'h' => $h,
			'T' => $name,
			'OPT' => $array,
			'FF' => $flags,
			'Q' => $align,
			'BS_W' => $this->form_border_width,
			'BS_S' => $this->form_border_style,
			'BC_C' => $this->form_border_color,
			'BG_C' => $this->form_background_color,
			'style' => [
				'font' => $this->mpdf->FontFamily,
				'fontsize' => $this->mpdf->FontSizePt,
				'fontcolor' => $this->mpdf->TextColor,
			]
		];
		if ($js) {
			$this->SetFormChoiceJS($name, $js);
		}
		if ($this->mpdf->keep_block_together) {
			$this->mpdf->ktForms[] = $f;
		} elseif ($this->mpdf->writingHTMLheader || $this->mpdf->writingHTMLfooter) {
			$this->mpdf->HTMLheaderPageForms[] = $f;
		} else {
			if ($this->mpdf->ColActive) {
				$this->mpdf->columnbuffer[] = ['s' => 'ACROFORM', 'col' => $this->mpdf->CurrCol, 'x' => $this->mpdf->x, 'y' => $this->mpdf->y,
					'h' => $h];
				$this->mpdf->columnForms[$this->mpdf->CurrCol][(int) $this->mpdf->x][(int) $this->mpdf->y] = $this->formCount;
			}
			$this->forms[$this->formCount] = $f;
		}
		if (!in_array($this->mpdf->FontFamily, $this->form_fonts)) {
			$this->form_fonts[] = $this->mpdf->FontFamily;
			$this->mpdf->fonts[$this->mpdf->FontFamily]['used'] = true;
		}
		$this->mpdf->x += $w;
	}

	// CHECKBOX
	function SetCheckBox($w, $h, $name, $value, $title = '', $checked = false, $flags = [], $disabled = false)
	{
		$this->SetFormButton($w, $h, $name, $value, 'checkbox', $title, $flags, $checked, $disabled);
		$this->mpdf->x += $w;
	}

	// RADIO
	function SetRadio($w, $h, $name, $value, $title = '', $checked = false, $flags = [], $disabled = false)
	{
		$this->SetFormButton($w, $h, $name, $value, 'radio', $title, $flags, $checked, $disabled);
		$this->mpdf->x += $w;
	}

	function SetFormReset($w, $h, $name, $value = 'Reset', $title = '', $flags = [], $background_col = false, $border_col = false, $noprint = false)
	{
		if (!$name) {
			$name = 'Reset';
		}
		$this->SetFormButton($w, $h, $name, $value, 'reset', $title, $flags, false, false, $background_col, $border_col, $noprint);
		$this->mpdf->x += $w;
	}

	function SetJSButton($w, $h, $name, $value, $js, $image_id = 0, $title = '', $flags = [], $indexed = false, $background_col = false, $border_col = false, $noprint = false)
	{
		$this->SetFormButton($w, $h, $name, $value, 'js_button', $title, $flags, false, false, $background_col, $border_col, $noprint);
		// pos => 1 = no caption, icon only; 0 = caption only
		if ($image_id) {
			$this->form_button_icon[$this->writer->escape($name)] = [
				'pos' => 1,
				'image_id' => $image_id,
				'Indexed' => $indexed,
			];
		}
		if ($js) {
			$this->SetFormButtonJS($name, $js);
		}
		$this->mpdf->x += $w;
	}

	function SetFormSubmit($w, $h, $name, $value = 'Submit', $url = '', $title = '', $typ = 'html', $method = 'POST', $flags = [], $background_col = false, $border_col = false, $noprint = false)
	{
		if (!$name) {
			$name = 'Submit';
		}

		$this->SetFormButton($w, $h, $name, $value, 'submit', $title, $flags, false, false, $background_col, $border_col, $noprint);
		$this->forms[$this->formCount]['URL'] = $url;
		$this->forms[$this->formCount]['method'] = $method;
		$this->forms[$this->formCount]['exporttype'] = $typ;
		$this->mpdf->x += $w;
	}

	function SetFormButtonText($ca, $rc = '', $ac = '')
	{
		if ($this->mpdf->onlyCoreFonts) {
			$ca = $this->Win1252ToPDFDocEncoding($ca);
			if ($rc) {
				$rc = $this->Win1252ToPDFDocEncoding($rc);
			}
			if ($ac) {
				$ac = $this->Win1252ToPDFDocEncoding($ac);
			}
		} else {
			if (isset($this->mpdf->CurrentFont['subset'])) {
				$this->mpdf->UTF8StringToArray($ca); // Add characters to font subset
			}
			$ca = $this->writer->utf8ToUtf16BigEndian($ca);
			if ($rc) {
				if (isset($this->mpdf->CurrentFont['subset'])) {
					$this->mpdf->UTF8StringToArray($rc);
				}
				$rc = $this->writer->utf8ToUtf16BigEndian($rc);
			}
			if ($ac) {
				if (isset($this->mpdf->CurrentFont['subset'])) {
					$this->mpdf->UTF8StringToArray($ac);
				}
				$ac = $this->writer->utf8ToUtf16BigEndian($ac);
			}
		}
		$this->form_button_text = $ca;
		$this->form_button_text_over = $rc ?: $ca;
		$this->form_button_text_click = $ac ?: $ca;
	}

	function SetFormButton($bb, $hh, $name, $value, $type, $title = '', $flags = [], $checked = false, $disabled = false, $background_col = false, $border_col = false, $noprint = false)
	{
		$this->formCount++;
		if (!preg_match('/^[a-zA-Z0-9_:\-]+$/', $name)) {
			throw new \Mpdf\MpdfException('Field [' . $name . '] must have a name attribute, which can only contain letters, numbers, colon(:), undersore(_) or hyphen(-)');
		}
		if (!$this->mpdf->onlyCoreFonts) {
			if (isset($this->mpdf->CurrentFont['subset'])) {
				$this->mpdf->UTF8StringToArray($title); // Add characters to font subset
				$this->mpdf->UTF8StringToArray($value); // Add characters to font subset
			}
			$title = $this->writer->utf8ToUtf16BigEndian($title);
			if ($type === 'checkbox') {
				$uvalue = $this->writer->utf8ToUtf16BigEndian($value);
			} elseif ($type === 'radio') {
				$uvalue = $this->writer->utf8ToUtf16BigEndian($value);
				$value = mb_convert_encoding($value, 'Windows-1252', 'UTF-8');
			} else {
				$value = $this->writer->utf8ToUtf16BigEndian($value);
				$uvalue = $value;
			}
		} else {
			$title = $this->Win1252ToPDFDocEncoding($title);
			$value = $this->Win1252ToPDFDocEncoding($value);     //// ??? not needed
			$uvalue = mb_convert_encoding($value, 'UTF-8', 'Windows-1252');
			$uvalue = $this->writer->utf8ToUtf16BigEndian($uvalue);
		}
		if ($type === 'radio' || $type === 'checkbox') {
			if (!preg_match('/^[a-zA-Z0-9_:\-\.]+$/', $value)) {
				throw new \Mpdf\MpdfException("Field '" . $name . "' must have a value, which can only contain letters, numbers, colon(:), underscore(_), hyphen(-) or period(.)");
			}
		}
		if ($type === 'radio') {
			if (!isset($this->form_radio_groups[$name])) {
				$this->form_radio_groups[$name] = [
					'page' => $this->mpdf->page,
					'kids' => [],
				];
			}
			$this->form_radio_groups[$name]['kids'][] = [
				'n' => $this->formCount, 'V' => $value, 'OPT' => $uvalue, 'disabled' => $disabled
			];
			if ($checked) {
				$this->form_radio_groups[$name]['on'] = $value;
			}
			// Disable the whole radio group if one is disabled, because of inconsistency in PDF readers
			if ($disabled) {
				$this->form_radio_groups[$name]['disabled'] = true;
			}
		}
		if ($type === 'checkbox') {
			$this->form_checkboxes = true;
		}
		if ($checked) {
			$activ = 1;
		} else {
			$activ = 0;
		}
		if ($background_col) {
			$bg_c = $this->mpdf->SetColor($background_col, 'CodeOnly');
		} else {
			$bg_c = $this->form_button_background_color;
		}
		if ($border_col) {
			$bc_c = $this->mpdf->SetColor($border_col, 'CodeOnly');
		} else {
			$bc_c = $this->form_button_border_color;
		}
		$f = ['n' => $this->formCount,
			'typ' => 'Bt',
			'page' => $this->mpdf->page,
			'subtype' => $type,
			'x' => $this->mpdf->x,
			'y' => $this->mpdf->y,
			'w' => $bb,
			'h' => $hh,
			'T' => $name,
			'V' => $value,
			'OPT' => $uvalue,
			'TU' => $title,
			'FF' => $flags,
			'CA' => $this->form_button_text,
			'RC' => $this->form_button_text_over,
			'AC' => $this->form_button_text_click,
			'BS_W' => $this->form_button_border_width,
			'BS_S' => $this->form_button_border_style,
			'BC_C' => $bc_c,
			'BG_C' => $bg_c,
			'activ' => $activ,
			'disabled' => $disabled,
			'noprint' => $noprint,
			'style' => [
				'font' => $this->mpdf->FontFamily,
				'fontsize' => $this->mpdf->FontSizePt,
				'fontcolor' => $this->mpdf->TextColor,
			]
		];
		if ($this->mpdf->keep_block_together) {
			$this->mpdf->ktForms[] = $f;
		} elseif ($this->mpdf->writingHTMLheader || $this->mpdf->writingHTMLfooter) {
			$this->mpdf->HTMLheaderPageForms[] = $f;
		} else {
			if ($this->mpdf->ColActive) {
				$this->mpdf->columnbuffer[] = ['s' => 'ACROFORM', 'col' => $this->mpdf->CurrCol, 'x' => $this->mpdf->x, 'y' => $this->mpdf->y,
					'h' => $hh];
				$this->mpdf->columnForms[$this->mpdf->CurrCol][(int) $this->mpdf->x][(int) $this->mpdf->y] = $this->formCount;
			}
			$this->forms[$this->formCount] = $f;
		}
		if (!in_array($this->mpdf->FontFamily, $this->form_fonts)) {
			$this->form_fonts[] = $this->mpdf->FontFamily;
			$this->mpdf->fonts[$this->mpdf->FontFamily]['used'] = true;
		}

		$this->form_button_text = null;
		$this->form_button_text_over = null;
		$this->form_button_text_click = null;
	}

	function SetFormBorderWidth($string)
	{
		switch ($string) {
			case 'S':
				$this->form_border_width = '1';
				break;
			case 'M':
				$this->form_border_width = '2';
				break;
			case 'B':
				$this->form_border_width = '3';
				break;
			case '0':
				$this->form_border_width = '0';
				break;
			default:
				$this->form_border_width = '0';
				break;
		}
	}

	function SetFormBorderStyle($string)
	{
		switch ($string) {
			case 'S':
				$this->form_border_style = 'S';
				break;
			case 'D':
				$this->form_border_style = 'D /D [3]';
				break;
			case 'B':
				$this->form_border_style = 'B';
				break;
			case 'I':
				$this->form_border_style = 'I';
				break;
			case 'U':
				$this->form_border_style = 'U';
				break;
			default:
				$this->form_border_style = 'B';
				break;
		}
	}

	function SetFormBorderColor($r, $g = -1, $b = -1)
	{
		$this->form_border_color = $this->getColor($r, $g, $b);
	}

	function SetFormBackgroundColor($r, $g = -1, $b = -1)
	{
		$this->form_background_color = $this->getColor($r, $g, $b);
	}

	private function getColor($r, $g = -1, $b = -1)
	{
		if (($r == 0 && $g == 0 && $b == 0) || $g == -1) {
			return sprintf('%.3F', $r / 255);
		}
		return sprintf('%.3F %.3F %.3F', $r / 255, $g / 255, $b / 255);
	}

	function SetFormD($W, $S, $BC, $BG)
	{
		$this->SetFormBorderWidth($W);
		$this->SetFormBorderStyle($S);
		$this->SetFormBorderColor($BC);
		$this->SetFormBackgroundColor($BG);
	}

	function _setflag($array)
	{
		$flag = 0;
		foreach ($array as $val) {
			$flag += 1 << ($val - 1);
		}
		return $flag;
	}

	function _form_rect($x, $y, $w, $h, $hPt)
	{
		$x *= Mpdf::SCALE;
		$y = $hPt - ($y * Mpdf::SCALE);
		$x2 = $x + ($w * Mpdf::SCALE);
		$y2 = $y - ($h * Mpdf::SCALE);

		return sprintf('%.3F %.3F %.3F %.3F', $x, $y2, $x2, $y);
	}

	function _put_button_icon($array, $w, $h)
	{
		$info = true;

		if (isset($array['image_id'])) {
			$info = false;
			foreach ($this->mpdf->images as $iid => $img) {
				if ($img['i'] == $array['image_id']) {
					$info = $this->mpdf->images[$iid];
					break;
				}
			}
		}

		if (!$info) {
			throw new \Mpdf\MpdfException('Cannot find Button image');
		}

		$this->writer->object();
		$this->writer->write('<<');
		$this->writer->write('/Type /XObject');
		$this->writer->write('/Subtype /Image');
		$this->writer->write('/BBox [0 0 1 1]');
		$this->writer->write('/Length ' . strlen($info['data']));
		$this->writer->write('/BitsPerComponent ' . $info['bpc']);

		if ($info['cs'] === 'Indexed') {
			$this->writer->write('/ColorSpace [/Indexed /DeviceRGB ' . (strlen($info['pal']) / 3 - 1) . ' ' . ($this->mpdf->n + 1) . ' 0 R]');
		} else {
			$this->writer->write('/ColorSpace /' . $info['cs']);
			if ($info['cs'] === 'DeviceCMYK') {
				if ($info['type'] === 'jpg') {
					$this->writer->write('/Decode [1 0 1 0 1 0 1 0]');
				}
			}
		}

		if (isset($info['f'])) {
			$this->writer->write('/Filter /' . $info['f']);
		}

		if (isset($info['parms'])) {
			$this->writer->write($info['parms']);
		}

		$this->writer->write('/Width ' . $info['w']);
		$this->writer->write('/Height ' . $info['h']);
		$this->writer->write('>>');
		$this->writer->stream($info['data']);
		$this->writer->write('endobj');

		//Palette
		if ($info['cs'] === 'Indexed') {
			$filter = $this->mpdf->compress ? '/Filter /FlateDecode ' : '';
			$this->writer->object();
			$pal = $this->mpdf->compress ? gzcompress($info['pal']) : $info['pal'];
			$this->writer->write('<<' . $filter . '/Length ' . strlen($pal) . '>>');
			$this->writer->stream($pal);
			$this->writer->write('endobj');
		}
	}

	function _putform_bt($form, $hPt)
	{
		$cc = 0;
		$put_js = 0;
		$put_icon = 0;
		$this->writer->object();
		$n = $this->mpdf->n;

		if ($form['subtype'] !== 'radio') {
			$this->pdf_acro_array .= $n . ' 0 R '; // Add to /Field element
		}

		$this->forms[$form['n']]['obj'] = $n;
		$this->writer->write('<<');
		$this->writer->write('/Type /Annot ');
		$this->writer->write('/Subtype /Widget');
		$this->writer->write('/NM ' . $this->writer->string(sprintf('%04u-%04u', $n, 7000 + $form['n'])));
		$this->writer->write('/M ' . $this->writer->string('D:' . date('YmdHis')));
		$this->writer->write('/Rect [ ' . $this->_form_rect($form['x'], $form['y'], $form['w'], $form['h'], $hPt) . ' ]');

		$form['noprint'] ? $this->writer->write('/F 0 ') : $this->writer->write('/F 4 ');

		$this->writer->write('/FT /Btn ');
		$this->writer->write('/H /P ');

		if ($form['subtype'] !== 'radio') {  // mPDF 5.3.23
			$this->writer->write('/T ' . $this->writer->string($form['T']));
		}

		$this->writer->write('/TU ' . $this->writer->string($form['TU']));

		if (isset($this->form_button_icon[$form['T']])) {
			$form['BS_W'] = 0;
		}

		if ($form['BS_W'] == 0) {
			$form['BC_C'] = $form['BG_C'];
		}

		$bstemp = '';
		$bstemp .= '/W ' . $form['BS_W'] . ' ';
		$bstemp .= '/S /' . $form['BS_S'] . ' ';
		$temp = '';
		$temp .= '/BC [ ' . $form['BC_C'] . ' ] ';
		$temp .= '/BG [ ' . $form['BG_C'] . ' ] ';

		if ($form['subtype'] === 'checkbox') {

			if ($form['disabled']) {
				$radio_color = '0.5 0.5 0.5';
				$radio_background_color = '0.9 0.9 0.9';
			} else {
				$radio_color = $this->form_radio_color;
				$radio_background_color = $this->form_radio_background_color;
			}

			$temp = '';
			$temp .= '/BC [ ' . $radio_color . ' ] ';
			$temp .= '/BG [ ' . $radio_background_color . ' ] ';
			$this->writer->write('/BS << /W 1 /S /S >>');
			$this->writer->write("/MK << $temp >>");
			$this->writer->write('/Ff ' . $this->_setflag($form['FF']));

			if ($form['activ']) {
				$this->writer->write('/V /' . $this->writer->escape($form['V']) . ' ');
				$this->writer->write('/DV /' . $this->writer->escape($form['V']) . ' ');
				$this->writer->write('/AS /' . $this->writer->escape($form['V']) . ' ');
			} else {
				$this->writer->write('/AS /Off ');
			}

			if ($this->formUseZapD) {
				$this->writer->write('/DA (/F' . $this->mpdf->fonts['czapfdingbats']['i'] . ' 0 Tf ' . $radio_color . ' rg)');
				$this->writer->write('/AP << /N << /' . $this->writer->escape($form['V']) . ' ' . ($this->mpdf->n + 1) . ' 0 R /Off /Off >> >>');
			} else {
				$this->writer->write('/DA (/F' . $this->mpdf->fonts[$this->mpdf->CurrentFont['fontkey']]['i'] . ' 0 Tf ' . $radio_color . ' rg)');
				$this->writer->write('/AP << /N << /' . $this->writer->escape($form['V']) . ' ' . ($this->mpdf->n + 1) . ' 0 R /Off ' . ($this->mpdf->n + 2) . ' 0 R >> >>');
			}

			$this->writer->write('/Opt [ ' . $this->writer->string($form['OPT']) . ' ' . $this->writer->string($form['OPT']) . ' ]');
		}

		if ($form['subtype'] === 'radio') {

			if ((isset($form['disabled']) && $form['disabled']) || (isset($this->form_radio_groups[$form['T']]['disabled']) && $this->form_radio_groups[$form['T']]['disabled'])) {
				$radio_color = '0.5 0.5 0.5';
				$radio_background_color = '0.9 0.9 0.9';
			} else {
				$radio_color = $this->form_radio_color;
				$radio_background_color = $this->form_radio_background_color;
			}

			$this->writer->write('/Parent ' . $this->form_radio_groups[$form['T']]['obj_id'] . ' 0 R ');

			$temp = '';
			$temp .= '/BC [ ' . $radio_color . ' ] ';
			$temp .= '/BG [ ' . $radio_background_color . ' ] ';

			$this->writer->write('/BS << /W 1 /S /S >>');
			$this->writer->write('/MK << ' . $temp . ' >> ');

			$form['FF'][] = self::FLAG_NOTOGGLEOFF;
			$form['FF'][] = self::FLAG_RADIO; // must be same as radio button group setting?
			$this->writer->write('/Ff ' . $this->_setflag($form['FF']));

			if ($this->formUseZapD) {
				$this->writer->write('/DA (/F' . $this->mpdf->fonts['czapfdingbats']['i'] . ' 0 Tf ' . $radio_color . ' rg)');
			} else {
				$this->writer->write('/DA (/F' . $this->mpdf->fonts[$this->mpdf->CurrentFont['fontkey']]['i'] . ' 0 Tf ' . $radio_color . ' rg)');
			}

			$this->writer->write('/AP << /N << /' . $this->writer->escape($form['V']) . ' ' . ($this->mpdf->n + 1) . ' 0 R /Off ' . ($this->mpdf->n + 2) . ' 0 R >> >>');

			if ($form['activ']) {
				$this->writer->write('/V /' . $this->writer->escape($form['V']) . ' ');
				$this->writer->write('/DV /' . $this->writer->escape($form['V']) . ' ');
				$this->writer->write('/AS /' . $this->writer->escape($form['V']) . ' ');
			} else {
				$this->writer->write('/AS /Off ');
			}
			$this->writer->write('/AP << /N << /' . $this->writer->escape($form['V']) . ' ' . ($this->mpdf->n + 1) . ' 0 R /Off ' . ($this->mpdf->n + 2) . ' 0 R >> >>');
			// $this->writer->write('/Opt [ '.$this->writer->string($form['OPT']).' '.$this->writer->string($form['OPT']).' ]');
		}

		if ($form['subtype'] === 'reset') {
			$temp .= $form['CA'] ? '/CA ' . $this->writer->string($form['CA']) . ' ' : '/CA ' . $this->writer->string($form['T']) . ' ';
			$temp .= $form['RC'] ? '/RC ' . $this->writer->string($form['RC']) . ' ' : '/RC ' . $this->writer->string($form['T']) . ' ';
			$temp .= $form['AC'] ? '/AC ' . $this->writer->string($form['AC']) . ' ' : '/AC ' . $this->writer->string($form['T']) . ' ';
			$this->writer->write("/BS << $bstemp >>");
			$this->writer->write('/MK << ' . $temp . ' >>');
			$this->writer->write('/DA (/F' . $this->mpdf->fonts[$form['style']['font']]['i'] . ' ' . $form['style']['fontsize'] . ' Tf ' . $form['style']['fontcolor'] . ')');
			$this->writer->write('/AA << /D << /S /ResetForm /Flags 1 >> >>');
			$form['FF'][] = 17;
			$this->writer->write('/Ff ' . $this->_setflag($form['FF']));
		}

		if ($form['subtype'] === 'submit') {

			$temp .= $form['CA'] ? '/CA ' . $this->writer->string($form['CA']) . ' ' : '/CA ' . $this->writer->string($form['T']) . ' ';
			$temp .= $form['RC'] ? '/RC ' . $this->writer->string($form['RC']) . ' ' : '/RC ' . $this->writer->string($form['T']) . ' ';
			$temp .= $form['AC'] ? '/AC ' . $this->writer->string($form['AC']) . ' ' : '/AC ' . $this->writer->string($form['T']) . ' ';
			$this->writer->write("/BS << $bstemp >>");
			$this->writer->write("/MK << $temp >>");
			$this->writer->write('/DA (/F' . $this->mpdf->fonts[$form['style']['font']]['i'] . ' ' . $form['style']['fontsize'] . ' Tf ' . $form['style']['fontcolor'] . ')');

			// Bit 4 (8) = useGETmethod else use POST
			// Bit 3 (4) = HTML export format (charset chosen by Adobe)--- OR ---
			// Bit 6 (32) = XFDF export format (form of XML in UTF-8)
			if ($form['exporttype'] === 'xfdf') {
				$flag = 32;
			} elseif ($form['method'] === 'GET') { // 'xfdf' or 'html'
				$flag = 12;
			} else {
				$flag = 4;
			}
			// Bit 2 (2) = IncludeNoValueFields
			if ($this->formSubmitNoValueFields) {
				$flag += 2;
			}
			// To submit a value, needs to be in /AP dictionary, AND this object must contain a /Fields entry
			// listing all fields to output
			$this->writer->write('/AA << /D << /S /SubmitForm /F (' . $form['URL'] . ') /Flags ' . $flag . ' >> >>');
			$form['FF'][] = 17;
			$this->writer->write('/Ff ' . $this->_setflag($form['FF']));
		}

		if ($form['subtype'] === 'js_button') {
			// Icon / image
			if (isset($this->form_button_icon[$form['T']])) {
				$cc++;
				$temp .= '/TP ' . $this->form_button_icon[$form['T']]['pos'] . ' ';
				$temp .= '/I ' . ($cc + $this->mpdf->n) . ' 0 R ';  // Normal icon
				$temp .= '/RI ' . ($cc + $this->mpdf->n) . ' 0 R ';  // onMouseOver
				$temp .= '/IX ' . ($cc + $this->mpdf->n) . ' 0 R ';  // onClick / onMouseDown
				$temp .= '/IF << /SW /A /S /A /A [0.0 0.0] >> '; // Icon fit dictionary
				if ($this->form_button_icon[$form['T']]['Indexed']) {
					$cc++;
				}
				$put_icon = 1;
			}
			$temp .= $form['CA'] ? '/CA ' . $this->writer->string($form['CA']) . ' ' : '/CA ' . $this->writer->string($form['T']) . ' ';
			$temp .= $form['RC'] ? '/RC ' . $this->writer->string($form['RC']) . ' ' : '/RC ' . $this->writer->string($form['T']) . ' ';
			$temp .= $form['AC'] ? '/AC ' . $this->writer->string($form['AC']) . ' ' : '/AC ' . $this->writer->string($form['T']) . ' ';
			$this->writer->write("/BS << $bstemp >>");
			$this->writer->write("/MK << $temp >>");
			$this->writer->write('/DA (/F' . $this->mpdf->fonts[$form['style']['font']]['i'] . ' ' . $form['style']['fontsize'] . ' Tf ' . $form['style']['fontcolor'] . ')');
			$form['FF'][] = 17;
			$this->writer->write('/Ff ' . $this->_setflag($form['FF']));
			// Javascript
			if (isset($this->array_form_button_js[$form['T']])) {
				$cc++;
				$this->writer->write('/AA << /D ' . ($cc + $this->mpdf->n) . ' 0 R >>');
				$put_js = 1;
			}
		}

		$this->writer->write('>>');
		$this->writer->write('endobj');

		// additional objects
		// obj icon
		if ($put_icon === 1) {
			$this->_put_button_icon($this->form_button_icon[$form['T']], $form['w'], $form['h']);
			$put_icon = null;
		}
		// obj + 1
		if ($put_js === 1) {
			$this->mpdf->_set_object_javascript($this->array_form_button_js[$form['T']]['js']);
			unset($this->array_form_button_js[$form['T']]);
			$put_js = null;
		}

		// RADIO and CHECK BOX appearance streams
		$filter = $this->mpdf->compress ? '/Filter /FlateDecode ' : '';
		if ($form['subtype'] === 'radio') {
			// output 2 appearance streams for radio buttons on/off
			if ($this->formUseZapD) {
				$fs = sprintf('%.3F', $form['style']['fontsize'] * 1.25);
				$fi = 'czapfdingbats';
				$r_on = 'q ' . $radio_color . ' rg BT /F' . $this->mpdf->fonts[$fi]['i'] . ' ' . $fs . ' Tf 0 0 Td (4) Tj ET Q';
				$r_off = 'q ' . $radio_color . ' rg BT /F' . $this->mpdf->fonts[$fi]['i'] . ' ' . $fs . ' Tf 0 0 Td (8) Tj ET Q';
			} else {
				$matrix = sprintf('%.3F 0 0 %.3F 0 %.3F', $form['style']['fontsize'] * 1.33 / 10, $form['style']['fontsize'] * 1.25 / 10, $form['style']['fontsize']);
				$fill = $radio_background_color . ' rg 3.778 -7.410 m 2.800 -7.410 1.947 -7.047 1.225 -6.322 c 0.500 -5.600 0.138 -4.747 0.138 -3.769 c 0.138 -2.788 0.500 -1.938 1.225 -1.213 c 1.947 -0.491 2.800 -0.128 3.778 -0.128 c 4.757 -0.128 5.610 -0.491 6.334 -1.213 c 7.056 -1.938 7.419 -2.788 7.419 -3.769 c 7.419 -4.747 7.056 -5.600 6.334 -6.322 c 5.610 -7.047 4.757 -7.410 3.778 -7.410 c h f ';
				$circle = '3.778 -6.963 m 4.631 -6.963 5.375 -6.641 6.013 -6.004 c 6.653 -5.366 6.972 -4.619 6.972 -3.769 c 6.972 -2.916 6.653 -2.172 6.013 -1.532 c 5.375 -0.894 4.631 -0.576 3.778 -0.576 c 2.928 -0.576 2.182 -0.894 1.544 -1.532 c 0.904 -2.172 0.585 -2.916 0.585 -3.769 c 0.585 -4.619 0.904 -5.366 1.544 -6.004 c 2.182 -6.641 2.928 -6.963 3.778 -6.963 c h 3.778 -7.410 m 2.800 -7.410 1.947 -7.047 1.225 -6.322 c 0.500 -5.600 0.138 -4.747 0.138 -3.769 c 0.138 -2.788 0.500 -1.938 1.225 -1.213 c 1.947 -0.491 2.800 -0.128 3.778 -0.128 c 4.757 -0.128 5.610 -0.491 6.334 -1.213 c 7.056 -1.938 7.419 -2.788 7.419 -3.769 c 7.419 -4.747 7.056 -5.600 6.334 -6.322 c 5.610 -7.047 4.757 -7.410 3.778 -7.410 c h f ';
				$r_on = 'q ' . $matrix . ' cm ' . $fill . $radio_color . ' rg ' . $circle . '  ' . $radio_color . ' rg
5.184 -5.110 m 4.800 -5.494 4.354 -5.685 3.841 -5.685 c 3.331 -5.685 2.885 -5.494 2.501 -5.110 c 2.119 -4.725 1.925 -4.279 1.925 -3.769 c 1.925 -3.257 2.119 -2.810 2.501 -2.429 c 2.885 -2.044 3.331 -1.853 3.841 -1.853 c 4.354 -1.853 4.800 -2.044 5.184 -2.429 c 5.566 -2.810 5.760 -3.257 5.760 -3.769 c 5.760 -4.279 5.566 -4.725 5.184 -5.110 c h
f Q ';
				$r_off = 'q ' . $matrix . ' cm ' . $fill . $radio_color . ' rg ' . $circle . '  Q ';
			}

			$this->writer->object();
			$p = $this->mpdf->compress ? gzcompress($r_on) : $r_on;
			$this->writer->write('<<' . $filter . '/Length ' . strlen($p) . ' /Resources 2 0 R>>');
			$this->writer->stream($p);
			$this->writer->write('endobj');

			$this->writer->object();
			$p = $this->mpdf->compress ? gzcompress($r_off) : $r_off;
			$this->writer->write('<<' . $filter . '/Length ' . strlen($p) . ' /Resources 2 0 R>>');
			$this->writer->stream($p);
			$this->writer->write('endobj');
		}

		if ($form['subtype'] === 'checkbox') {
			// First output appearance stream for check box on
			if ($this->formUseZapD) {
				$fs = sprintf('%.3F', $form['style']['fontsize'] * 1.25);
				$fi = 'czapfdingbats';
				$cb_on = 'q ' . $radio_color . ' rg BT /F' . $this->mpdf->fonts[$fi]['i'] . ' ' . $fs . ' Tf 0 0 Td (4) Tj ET Q';
				$cb_off = 'q ' . $radio_color . ' rg BT /F' . $this->mpdf->fonts[$fi]['i'] . ' ' . $fs . ' Tf 0 0 Td (8) Tj ET Q';
			} else {
				$matrix = sprintf('%.3F 0 0 %.3F 0 %.3F', $form['style']['fontsize'] * 1.33 / 10, $form['style']['fontsize'] * 1.25 / 10, $form['style']['fontsize']);
				$fill = $radio_background_color . ' rg 7.395 -0.070 m 7.395 -7.344 l 0.121 -7.344 l 0.121 -0.070 l 7.395 -0.070 l h  f ';
				$square = '0.508 -6.880 m 6.969 -6.880 l 6.969 -0.534 l 0.508 -0.534 l 0.508 -6.880 l h 7.395 -0.070 m 7.395 -7.344 l 0.121 -7.344 l 0.121 -0.070 l 7.395 -0.070 l h ';
				$cb_on = 'q ' . $matrix . ' cm ' . $fill . $radio_color . ' rg ' . $square . ' f ' . $radio_color . ' rg
6.321 -1.352 m 5.669 -2.075 5.070 -2.801 4.525 -3.532 c 3.979 -4.262 3.508 -4.967 3.112 -5.649 c 3.080 -5.706 3.039 -5.779 2.993 -5.868 c 2.858 -6.118 2.638 -6.243 2.334 -6.243 c 2.194 -6.243 2.100 -6.231 2.052 -6.205 c 2.003 -6.180 1.954 -6.118 1.904 -6.020 c 1.787 -5.788 1.688 -5.523 1.604 -5.226 c 1.521 -4.930 1.480 -4.721 1.480 -4.600 c 1.480 -4.535 1.491 -4.484 1.512 -4.447 c 1.535 -4.410 1.579 -4.367 1.647 -4.319 c 1.733 -4.259 1.828 -4.210 1.935 -4.172 c 2.040 -4.134 2.131 -4.115 2.205 -4.115 c 2.267 -4.115 2.341 -4.232 2.429 -4.469 c 2.437 -4.494 2.444 -4.511 2.448 -4.522 c 2.451 -4.531 2.456 -4.546 2.465 -4.568 c 2.546 -4.795 2.614 -4.910 2.668 -4.910 c 2.714 -4.910 2.898 -4.652 3.219 -4.136 c 3.539 -3.620 3.866 -3.136 4.197 -2.683 c 4.426 -2.367 4.633 -2.103 4.816 -1.889 c 4.998 -1.676 5.131 -1.544 5.211 -1.493 c 5.329 -1.426 5.483 -1.368 5.670 -1.319 c 5.856 -1.271 6.066 -1.238 6.296 -1.217 c 6.321 -1.352 l h  f  Q ';
				$cb_off = 'q ' . $matrix . ' cm ' . $fill . $radio_color . ' rg ' . $square . ' f Q ';
			}
			$this->writer->object();
			$p = $this->mpdf->compress ? gzcompress($cb_on) : $cb_on;
			$this->writer->write('<<' . $filter . '/Length ' . strlen($p) . ' /Resources 2 0 R>>');
			$this->writer->stream($p);
			$this->writer->write('endobj');

			// output appearance stream for check box off (only if not using ZapfDingbats)
			if (!$this->formUseZapD) {
				$this->writer->object();
				$p = $this->mpdf->compress ? gzcompress($cb_off) : $cb_off;
				$this->writer->write('<<' . $filter . '/Length ' . strlen($p) . ' /Resources 2 0 R>>');
				$this->writer->stream($p);
				$this->writer->write('endobj');
			}
		}
		return $n;
	}

	function _putform_ch($form, $hPt)
	{
		$put_js = 0;
		$this->writer->object();
		$n = $this->mpdf->n;
		$this->pdf_acro_array .= $n . ' 0 R ';
		$this->forms[$form['n']]['obj'] = $n;

		$this->writer->write('<<');
		$this->writer->write('/Type /Annot ');
		$this->writer->write('/Subtype /Widget');
		$this->writer->write('/Rect [ ' . $this->_form_rect($form['x'], $form['y'], $form['w'], $form['h'], $hPt) . ' ]');
		$this->writer->write('/F 4');
		$this->writer->write('/FT /Ch');
		if ($form['Q']) {
			$this->writer->write('/Q ' . $form['Q'] . '');
		}
		$temp = '';
		$temp .= '/W ' . $form['BS_W'] . ' ';
		$temp .= '/S /' . $form['BS_S'] . ' ';
		$this->writer->write("/BS << $temp >>");

		$temp = '';
		$temp .= '/BC [ ' . $form['BC_C'] . ' ] ';
		$temp .= '/BG [ ' . $form['BG_C'] . ' ] ';
		$this->writer->write('/MK << ' . $temp . ' >>');

		$this->writer->write('/NM ' . $this->writer->string(sprintf('%04u-%04u', $n, 6000 + $form['n'])));
		$this->writer->write('/M ' . $this->writer->string('D:' . date('YmdHis')));

		$this->writer->write('/T ' . $this->writer->string($form['T']));
		$this->writer->write('/DA (/F' . $this->mpdf->fonts[$form['style']['font']]['i'] . ' ' . $form['style']['fontsize'] . ' Tf ' . $form['style']['fontcolor'] . ')');

		$opt = '';
		$count = count($form['OPT']['VAL']);
		for ($i = 0; $i < $count; $i++) {
			$opt .= '[ ' . $this->writer->string($form['OPT']['VAL'][$i]) . ' ' . $this->writer->string($form['OPT']['OPT'][$i]) . ' ] ';
		}
		$this->writer->write('/Opt [ ' . $opt . ']');

		// selected
		$selectItem = false;
		$selectIndex = false;
		foreach ($form['OPT']['SEL'] as $selectKey => $selectVal) {
			$selectName = $this->writer->string($form['OPT']['VAL'][$selectVal]);
			$selectItem .= ' ' . $selectName . ' ';
			$selectIndex .= ' ' . $selectVal . ' ';
		}
		if ($selectItem) {
			if (count($form['OPT']['SEL']) < 2) {
				$this->writer->write('/V ' . $selectItem . ' ');
				$this->writer->write('/DV ' . $selectItem . ' ');
			} else {
				$this->writer->write('/V [' . $selectItem . '] ');
				$this->writer->write('/DV [' . $selectItem . '] ');
			}
			$this->writer->write('/I [' . $selectIndex . '] ');
		}

		if (is_array($form['FF']) && count($form['FF']) > 0) {
			$this->writer->write('/Ff ' . $this->_setflag($form['FF']) . ' ');
		}

		// Javascript
		if (isset($this->array_form_choice_js[$form['T']])) {
			$this->writer->write('/AA << /V ' . ($this->mpdf->n + 1) . ' 0 R >>');
			$put_js = 1;
		}

		$this->writer->write('>>');
		$this->writer->write('endobj');

		// obj + 1
		if ($put_js === 1) {
			$this->mpdf->_set_object_javascript($this->array_form_choice_js[$form['T']]['js']);
			unset($this->array_form_choice_js[$form['T']]);
			$put_js = null;
		}

		return $n;
	}

	function _putform_tx($form, $hPt)
	{
		$put_js = 0;
		$this->writer->object();
		$n = $this->mpdf->n;
		$this->pdf_acro_array .= $n . ' 0 R ';
		$this->forms[$form['n']]['obj'] = $n;

		$this->writer->write('<<');
		$this->writer->write('/Type /Annot ');
		$this->writer->write('/Subtype /Widget ');

		$this->writer->write('/Rect [ ' . $this->_form_rect($form['x'], $form['y'], $form['w'], $form['h'], $hPt) . ' ] ');
		$form['hidden'] ? $this->writer->write('/F 2 ') : $this->writer->write('/F 4 ');
		$this->writer->write('/FT /Tx ');

		$this->writer->write('/H /N ');
		$this->writer->write('/R 0 ');

		if (is_array($form['FF']) && count($form['FF']) > 0) {
			$this->writer->write('/Ff ' . $this->_setflag($form['FF']) . ' ');
		}
		if (isset($form['maxlen']) && $form['maxlen'] > 0) {
			$this->writer->write('/MaxLen ' . $form['maxlen']);
		}

		$temp = '';
		$temp .= '/W ' . $form['BS_W'] . ' ';
		$temp .= '/S /' . $form['BS_S'] . ' ';
		$this->writer->write("/BS << $temp >>");

		$temp = '';
		$temp .= '/BC [ ' . $form['BC_C'] . ' ] ';
		$temp .= '/BG [ ' . $form['BG_C'] . ' ] ';
		$this->writer->write('/MK <<' . $temp . ' >>');

		$this->writer->write('/T ' . $this->writer->string($form['T']));
		$this->writer->write('/TU ' . $this->writer->string($form['TU']));
		if ($form['V'] || $form['V'] === '0') {
			$this->writer->write('/V ' . $this->writer->string($form['V']));
		}
		$this->writer->write('/DV ' . $this->writer->string($form['DV']));
		$this->writer->write('/DA (/F' . $this->mpdf->fonts[$form['style']['font']]['i'] . ' ' . $form['style']['fontsize'] . ' Tf ' . $form['style']['fontcolor'] . ')');
		if ($form['Q']) {
			$this->writer->write('/Q ' . $form['Q'] . '');
		}

		$this->writer->write('/NM ' . $this->writer->string(sprintf('%04u-%04u', $n, 5000 + $form['n'])));
		$this->writer->write('/M ' . $this->writer->string('D:' . date('YmdHis')));


		if (isset($this->array_form_text_js[$form['T']])) {
			$put_js = 1;
			$cc = 0;
			$js_str = '';

			if (isset($this->array_form_text_js[$form['T']]['F'])) {
				$cc++;
				$js_str .= '/F ' . ($cc + $this->mpdf->n) . ' 0 R ';
			}
			if (isset($this->array_form_text_js[$form['T']]['K'])) {
				$cc++;
				$js_str .= '/K ' . ($cc + $this->mpdf->n) . ' 0 R ';
			}
			if (isset($this->array_form_text_js[$form['T']]['V'])) {
				$cc++;
				$js_str .= '/V ' . ($cc + $this->mpdf->n) . ' 0 R ';
			}
			if (isset($this->array_form_text_js[$form['T']]['C'])) {
				$cc++;
				$js_str .= '/C ' . ($cc + $this->mpdf->n) . ' 0 R ';
				$this->pdf_array_co .= $this->mpdf->n . ' 0 R ';
			}
			$this->writer->write('/AA << ' . $js_str . ' >>');
		}

		$this->writer->write('>>');
		$this->writer->write('endobj');

		if ($put_js == 1) {
			if (isset($this->array_form_text_js[$form['T']]['F'])) {
				$this->mpdf->_set_object_javascript($this->array_form_text_js[$form['T']]['F']['js']);
				unset($this->array_form_text_js[$form['T']]['F']);
			}
			if (isset($this->array_form_text_js[$form['T']]['K'])) {
				$this->mpdf->_set_object_javascript($this->array_form_text_js[$form['T']]['K']['js']);
				unset($this->array_form_text_js[$form['T']]['K']);
			}
			if (isset($this->array_form_text_js[$form['T']]['V'])) {
				$this->mpdf->_set_object_javascript($this->array_form_text_js[$form['T']]['V']['js']);
				unset($this->array_form_text_js[$form['T']]['V']);
			}
			if (isset($this->array_form_text_js[$form['T']]['C'])) {
				$this->mpdf->_set_object_javascript($this->array_form_text_js[$form['T']]['C']['js']);
				unset($this->array_form_text_js[$form['T']]['C']);
			}
		}
		return $n;
	}
}
