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<?php
namespace Mpdf;
use Mpdf\Color\ColorConverter;
use Mpdf\Css\TextVars;
class DirectWrite
{
/**
* @var \Mpdf\Mpdf
*/
private $mpdf;
/**
* @var \Mpdf\Otl
*/
private $otl;
/**
* @var \Mpdf\SizeConverter
*/
private $sizeConverter;
/**
* @var \Mpdf\Color\ColorConverter
*/
private $colorConverter;
public function __construct(Mpdf $mpdf, Otl $otl, SizeConverter $sizeConverter, ColorConverter $colorConverter)
{
$this->mpdf = $mpdf;
$this->otl = $otl;
$this->sizeConverter = $sizeConverter;
$this->colorConverter = $colorConverter;
}
function Write($h, $txt, $currentx = 0, $link = '', $directionality = 'ltr', $align = '', $fill = 0)
{
if (!$align) {
if ($directionality === 'rtl') {
$align = 'R';
} else {
$align = 'L';
}
}
if ($h == 0) {
$this->mpdf->SetLineHeight();
$h = $this->mpdf->lineheight;
}
//Output text in flowing mode
$w = $this->mpdf->w - $this->mpdf->rMargin - $this->mpdf->x;
$wmax = ($w - ($this->mpdf->cMarginL + $this->mpdf->cMarginR));
$s = str_replace("\r", '', $txt);
if ($this->mpdf->usingCoreFont) {
$nb = strlen($s);
} else {
$nb = mb_strlen($s, $this->mpdf->mb_enc);
// handle single space character
if (($nb === 1) && $s === ' ') {
$this->mpdf->x += $this->mpdf->GetStringWidth($s);
return;
}
}
$sep = -1;
$i = 0;
$j = 0;
$l = 0;
$nl = 1;
if (!$this->mpdf->usingCoreFont) {
if (preg_match('/([' . $this->mpdf->pregRTLchars . '])/u', $txt)) {
$this->mpdf->biDirectional = true;
} // *RTL*
while ($i < $nb) {
//Get next character
$c = mb_substr($s, $i, 1, $this->mpdf->mb_enc);
if ($c === "\n") {
// WORD SPACING
$this->mpdf->ResetSpacing();
//Explicit line break
$tmp = rtrim(mb_substr($s, $j, $i - $j, $this->mpdf->mb_enc));
$this->mpdf->Cell($w, $h, $tmp, 0, 2, $align, $fill, $link);
$i++;
$sep = -1;
$j = $i;
$l = 0;
if ($nl === 1) {
if ($currentx != 0) {
$this->mpdf->x = $currentx;
} else {
$this->mpdf->x = $this->mpdf->lMargin;
}
$w = $this->mpdf->w - $this->mpdf->rMargin - $this->mpdf->x;
$wmax = ($w - ($this->mpdf->cMarginL + $this->mpdf->cMarginR));
}
$nl++;
continue;
}
if ($c === ' ') {
$sep = $i;
}
$l += $this->mpdf->GetCharWidthNonCore($c); // mPDF 5.3.04
if ($l > $wmax) {
//Automatic line break (word wrapping)
if ($sep == -1) {
// WORD SPACING
$this->mpdf->ResetSpacing();
if ($this->mpdf->x > $this->mpdf->lMargin) {
//Move to next line
if ($currentx != 0) {
$this->mpdf->x = $currentx;
} else {
$this->mpdf->x = $this->mpdf->lMargin;
}
$this->mpdf->y+=$h;
$w = $this->mpdf->w - $this->mpdf->rMargin - $this->mpdf->x;
$wmax = ($w - ($this->mpdf->cMarginL + $this->mpdf->cMarginR));
$i++;
$nl++;
continue;
}
if ($i == $j) {
$i++;
}
$tmp = rtrim(mb_substr($s, $j, $i - $j, $this->mpdf->mb_enc));
$this->mpdf->Cell($w, $h, $tmp, 0, 2, $align, $fill, $link);
} else {
$tmp = rtrim(mb_substr($s, $j, $sep - $j, $this->mpdf->mb_enc));
if ($align === 'J') {
//////////////////////////////////////////
// JUSTIFY J using Unicode fonts (Word spacing doesn't work)
// WORD SPACING
// Change NON_BREAKING SPACE to spaces so they are 'spaced' properly
$tmp = str_replace(chr(194) . chr(160), chr(32), $tmp);
$len_ligne = $this->mpdf->GetStringWidth($tmp);
$nb_carac = mb_strlen($tmp, $this->mpdf->mb_enc);
$nb_spaces = mb_substr_count($tmp, ' ', $this->mpdf->mb_enc);
$inclCursive = false;
if (!empty($this->mpdf->CurrentFont['useOTL']) && preg_match('/([' . $this->mpdf->pregCURSchars . '])/u', $tmp)) {
$inclCursive = true;
}
list($charspacing, $ws) = $this->mpdf->GetJspacing($nb_carac, $nb_spaces, (($w - 2) - $len_ligne) * Mpdf::SCALE, $inclCursive);
$this->mpdf->SetSpacing($charspacing, $ws);
//////////////////////////////////////////
}
$this->mpdf->Cell($w, $h, $tmp, 0, 2, $align, $fill, $link);
$i = $sep + 1;
}
$sep = -1;
$j = $i;
$l = 0;
if ($nl === 1) {
if ($currentx != 0) {
$this->mpdf->x = $currentx;
} else {
$this->mpdf->x = $this->mpdf->lMargin;
}
$w = $this->mpdf->w - $this->mpdf->rMargin - $this->mpdf->x;
$wmax = ($w - ($this->mpdf->cMarginL + $this->mpdf->cMarginR));
}
$nl++;
} else {
$i++;
}
}
//Last chunk
// WORD SPACING
$this->mpdf->ResetSpacing();
} else {
while ($i < $nb) {
//Get next character
$c = $s[$i];
if ($c === "\n") {
//Explicit line break
// WORD SPACING
$this->mpdf->ResetSpacing();
$this->mpdf->Cell($w, $h, substr($s, $j, $i - $j), 0, 2, $align, $fill, $link);
$i++;
$sep = -1;
$j = $i;
$l = 0;
if ($nl === 1) {
if ($currentx != 0) {
$this->mpdf->x = $currentx;
} else {
$this->mpdf->x = $this->mpdf->lMargin;
}
$w = $this->mpdf->w - $this->mpdf->rMargin - $this->mpdf->x;
$wmax = $w - ($this->mpdf->cMarginL + $this->mpdf->cMarginR);
}
$nl++;
continue;
}
if ($c === ' ') {
$sep = $i;
}
$l += $this->mpdf->GetCharWidthCore($c); // mPDF 5.3.04
if ($l > $wmax) {
//Automatic line break (word wrapping)
if ($sep == -1) {
// WORD SPACING
$this->mpdf->ResetSpacing();
if ($this->mpdf->x > $this->mpdf->lMargin) {
//Move to next line
if ($currentx != 0) {
$this->mpdf->x = $currentx;
} else {
$this->mpdf->x = $this->mpdf->lMargin;
}
$this->mpdf->y+=$h;
$w = $this->mpdf->w - $this->mpdf->rMargin - $this->mpdf->x;
$wmax = $w - ($this->mpdf->cMarginL + $this->mpdf->cMarginR);
$i++;
$nl++;
continue;
}
if ($i == $j) {
$i++;
}
$this->mpdf->Cell($w, $h, substr($s, $j, $i - $j), 0, 2, $align, $fill, $link);
} else {
$tmp = substr($s, $j, $sep - $j);
if ($align === 'J') {
//////////////////////////////////////////
// JUSTIFY J using Unicode fonts
// WORD SPACING is not fully supported for complex scripts
// Change NON_BREAKING SPACE to spaces so they are 'spaced' properly
$tmp = str_replace(chr(160), chr(32), $tmp);
$len_ligne = $this->mpdf->GetStringWidth($tmp);
$nb_carac = strlen($tmp);
$nb_spaces = substr_count($tmp, ' ');
list($charspacing, $ws) = $this->mpdf->GetJspacing($nb_carac, $nb_spaces, (($w - 2) - $len_ligne) * Mpdf::SCALE, $false);
$this->mpdf->SetSpacing($charspacing, $ws);
//////////////////////////////////////////
}
$this->mpdf->Cell($w, $h, $tmp, 0, 2, $align, $fill, $link);
$i = $sep + 1;
}
$sep = -1;
$j = $i;
$l = 0;
if ($nl === 1) {
if ($currentx != 0) {
$this->mpdf->x = $currentx;
} else {
$this->mpdf->x = $this->mpdf->lMargin;
}
$w = $this->mpdf->w - $this->mpdf->rMargin - $this->mpdf->x;
$wmax = $w - ($this->mpdf->cMarginL + $this->mpdf->cMarginR);
}
$nl++;
} else {
$i++;
}
}
// WORD SPACING
$this->mpdf->ResetSpacing();
}
//Last chunk
if ($i != $j) {
if ($currentx != 0) {
$this->mpdf->x = $currentx;
} else {
$this->mpdf->x = $this->mpdf->lMargin;
}
if ($this->mpdf->usingCoreFont) {
$tmp = substr($s, $j, $i - $j);
} else {
$tmp = mb_substr($s, $j, $i - $j, $this->mpdf->mb_enc);
}
$this->mpdf->Cell($w, $h, $tmp, 0, 0, $align, $fill, $link);
}
}
function CircularText($x, $y, $r, $text, $align = 'top', $fontfamily = '', $fontsizePt = 0, $fontstyle = '', $kerning = 120, $fontwidth = 100, $divider = '')
{
if ($fontfamily || $fontstyle || $fontsizePt) {
$this->mpdf->SetFont($fontfamily, $fontstyle, $fontsizePt);
}
$kerning /= 100;
$fontwidth /= 100;
if ($kerning == 0) {
throw new \Mpdf\MpdfException('Please use values unequal to zero for kerning (CircularText)');
}
if ($fontwidth == 0) {
throw new \Mpdf\MpdfException('Please use values unequal to zero for font width (CircularText)');
}
$text = str_replace("\r", '', $text);
// circumference
$u = ($r * 2) * M_PI;
$checking = true;
$autoset = false;
while ($checking) {
$t = 0;
$w = [];
if ($this->mpdf->usingCoreFont) {
$nb = strlen($text);
for ($i = 0; $i < $nb; $i++) {
$w[$i] = $this->mpdf->GetStringWidth($text[$i]);
$w[$i]*=$kerning * $fontwidth;
$t+=$w[$i];
}
} else {
$nb = mb_strlen($text, $this->mpdf->mb_enc);
$lastchar = '';
$unicode = $this->mpdf->UTF8StringToArray($text);
for ($i = 0; $i < $nb; $i++) {
$c = mb_substr($text, $i, 1, $this->mpdf->mb_enc);
$w[$i] = $this->mpdf->GetStringWidth($c);
$w[$i]*=$kerning * $fontwidth;
$char = $unicode[$i];
if ($this->mpdf->useKerning && $lastchar && isset($this->mpdf->CurrentFont['kerninfo'][$lastchar][$char])) {
$tk = $this->mpdf->CurrentFont['kerninfo'][$lastchar][$char] * ($this->mpdf->FontSize / 1000) * $kerning * $fontwidth;
$w[$i] += $tk / 2;
$w[$i - 1] += $tk / 2;
$t+=$tk;
}
$lastchar = $char;
$t+=$w[$i];
}
}
if ($fontsizePt >= 0 || $autoset) {
$checking = false;
} else {
$t+=$this->mpdf->GetStringWidth(' ');
if ($divider) {
$t+=$this->mpdf->GetStringWidth(' ');
}
if ($fontsizePt == -2) {
$fontsizePt = $this->mpdf->FontSizePt * 0.5 * $u / $t;
} else {
$fontsizePt = $this->mpdf->FontSizePt * $u / $t;
}
$this->mpdf->SetFontSize($fontsizePt);
$autoset = true;
}
}
// total width of string in degrees
$d = ($t / $u) * 360;
$this->mpdf->StartTransform();
// rotate matrix for the first letter to center the text
// (half of total degrees)
if ($align === 'top') {
$this->mpdf->transformRotate(-$d / 2, $x, $y);
} else {
$this->mpdf->transformRotate($d / 2, $x, $y);
}
// run through the string
for ($i = 0; $i < $nb; $i++) {
if ($align === 'top') {
// rotate matrix half of the width of current letter + half of the width of preceding letter
if ($i === 0) {
$this->mpdf->transformRotate((($w[$i] / 2) / $u) * 360, $x, $y);
} else {
$this->mpdf->transformRotate((($w[$i] / 2 + $w[$i - 1] / 2) / $u) * 360, $x, $y);
}
if ($fontwidth !== 1) {
$this->mpdf->StartTransform();
$this->mpdf->transformScale($fontwidth * 100, 100, $x, $y);
}
$this->mpdf->SetXY($x - $w[$i] / 2, $y - $r);
} else {
// rotate matrix half of the width of current letter + half of the width of preceding letter
if ($i === 0) {
$this->mpdf->transformRotate(-(($w[$i] / 2) / $u) * 360, $x, $y);
} else {
$this->mpdf->transformRotate(-(($w[$i] / 2 + $w[$i - 1] / 2) / $u) * 360, $x, $y);
}
if ($fontwidth !== 1) {
$this->mpdf->StartTransform();
$this->mpdf->transformScale($fontwidth * 100, 100, $x, $y);
}
$this->mpdf->SetXY($x - $w[$i] / 2, $y + $r - $this->mpdf->FontSize);
}
if ($this->mpdf->usingCoreFont) {
$c = $text[$i];
} else {
$c = mb_substr($text, $i, 1, $this->mpdf->mb_enc);
}
$this->mpdf->Cell($w[$i], $this->mpdf->FontSize, $c, 0, 0, 'C'); // mPDF 5.3.53
if ($fontwidth !== 1) {
$this->mpdf->StopTransform();
}
}
$this->mpdf->StopTransform();
// mPDF 5.5.23
if ($align === 'top' && $divider != '') {
$wc = $this->mpdf->GetStringWidth($divider);
$wc *= $kerning * $fontwidth;
$this->mpdf->StartTransform();
$this->mpdf->transformRotate(90, $x, $y);
$this->mpdf->SetXY($x - $wc / 2, $y - $r);
$this->mpdf->Cell($wc, $this->mpdf->FontSize, $divider, 0, 0, 'C');
$this->mpdf->StopTransform();
$this->mpdf->StartTransform();
$this->mpdf->transformRotate(-90, $x, $y);
$this->mpdf->SetXY($x - $wc / 2, $y - $r);
$this->mpdf->Cell($wc, $this->mpdf->FontSize, $divider, 0, 0, 'C');
$this->mpdf->StopTransform();
}
}
function Shaded_box($text, $font = '', $fontstyle = 'B', $szfont = '', $width = '70%', $style = 'DF', $radius = 2.5, $fill = '#FFFFFF', $color = '#000000', $pad = 2)
{
// F (shading - no line),S (line, no shading),DF (both)
if (!$font) {
$font = $this->mpdf->default_font;
}
if (!$szfont) {
$szfont = $this->mpdf->default_font_size * 1.8;
}
$text = ' ' . $text . ' ';
$this->mpdf->SetFont($font, $fontstyle, $szfont, false);
$text = $this->mpdf->purify_utf8_text($text);
if ($this->mpdf->text_input_as_HTML) {
$text = $this->mpdf->all_entities_to_utf8($text);
}
if ($this->mpdf->usingCoreFont) {
$text = mb_convert_encoding($text, $this->mpdf->mb_enc, 'UTF-8');
}
// DIRECTIONALITY
if (preg_match('/([' . $this->mpdf->pregRTLchars . '])/u', $text)) {
$this->mpdf->biDirectional = true;
} // *RTL*
$textvar = 0;
$save_OTLtags = $this->mpdf->OTLtags;
$this->mpdf->OTLtags = [];
if ($this->mpdf->useKerning) {
if ($this->mpdf->CurrentFont['haskernGPOS']) {
$this->mpdf->OTLtags['Plus'] .= ' kern';
} else {
$textvar |= TextVars::FC_KERNING;
}
}
// Use OTL OpenType Table Layout - GSUB & GPOS
if (!empty($this->mpdf->CurrentFont['useOTL'])) {
$text = $this->otl->applyOTL($text, $this->mpdf->CurrentFont['useOTL']);
$OTLdata = $this->otl->OTLdata;
}
$this->mpdf->OTLtags = $save_OTLtags;
$this->mpdf->magic_reverse_dir($text, $this->mpdf->directionality, $OTLdata);
if (!$width) {
$width = $this->mpdf->pgwidth;
} else {
$width = $this->sizeConverter->convert($width, $this->mpdf->pgwidth);
}
$midpt = $this->mpdf->lMargin + ($this->mpdf->pgwidth / 2);
$r1 = $midpt - ($width / 2); //($this->mpdf->w / 2) - 40;
$r2 = $r1 + $width; //$r1 + 80;
$y1 = $this->mpdf->y;
$loop = 0;
while ($loop === 0) {
$this->mpdf->SetFont($font, $fontstyle, $szfont, false);
$sz = $this->mpdf->GetStringWidth($text, true, $OTLdata, $textvar);
if (($r1 + $sz) > $r2) {
$szfont --;
} else {
$loop ++;
}
}
$this->mpdf->SetFont($font, $fontstyle, $szfont, true, true);
$y2 = $this->mpdf->FontSize + ($pad * 2);
$this->mpdf->SetLineWidth(0.1);
$fc = $this->colorConverter->convert($fill, $this->mpdf->PDFAXwarnings);
$tc = $this->colorConverter->convert($color, $this->mpdf->PDFAXwarnings);
$this->mpdf->SetFColor($fc);
$this->mpdf->SetTColor($tc);
$this->mpdf->RoundedRect($r1, $y1, $r2 - $r1, $y2, $radius, $style);
$this->mpdf->SetX($r1);
$this->mpdf->Cell($r2 - $r1, $y2, $text, 0, 1, 'C', 0, '', 0, 0, 0, 'M', 0, false, $OTLdata, $textvar);
$this->mpdf->SetY($y1 + $y2 + 2); // +2 = mm margin below shaded box
$this->mpdf->Reset();
}
}