本文整理汇总了PHP中Font_Metrics类的典型用法代码示例。如果您正苦于以下问题：PHP Font_Metrics类的具体用法？PHP Font_Metrics怎么用？PHP Font_Metrics使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了Font_Metrics类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: create_pdf
function create_pdf($data, $filename = '', $stream = TRUE, $papersize = 'letter', $orientation = 'portrait')
{
require_once "dompdf/dompdf_config.inc.php";
$dompdf = new DOMPDF();
$dompdf->load_html(' ');
$dompdf->render();
$canvas = $dompdf->get_canvas();
$font = Font_Metrics::get_font("helvetica");
$fontBold = Font_Metrics::get_font("helvetica", "bold");
$row = 1;
$y = 25;
for ($i = 0; $i < count($data); $i++) {
if (strpos($data[$i], "STUDENT") !== FALSE) {
$canvas->text(40, $y += 15, $data[$i], $fontBold, 10, array(0, 0, 0));
} elseif (strpos($data[$i], "COLLEGE") !== FALSE || strpos($data[$i], "UNIVERSITY") !== FALSE) {
$canvas->text(40, $y += 15, $data[$i], $fontBold, 10, array(0, 0, 0));
} elseif (strpos($data[$i], "__") !== FALSE || $data[$i] == " ") {
$canvas->text(40, $y += 9, $data[$i], $font, 10, array(0, 0, 0));
} else {
$canvas->text(40, $y += 15, $data[$i], $font, 10, array(0, 0, 0));
}
if ($y > 730) {
$dompdf->get_canvas()->new_page();
$y = 50;
}
}
if ($stream) {
$dompdf->stream($filename . ".pdf");
} else {
return $dompdf->output();
}
}示例2: pdf_create
function pdf_create($html, $filename, $stream = TRUE)
{
$dompdf = new DOMPDF();
$dompdf->set_paper("A4");
$dompdf->load_html($html);
$dompdf->render();
$canvas = $dompdf->get_canvas();
// get height and width of page
$w = $canvas->get_width();
$h = $canvas->get_height();
// get font
$font = Font_Metrics::get_font("helvetica", "normal");
$txtHeight = Font_Metrics::get_font_height($font, 7);
//draw line for signature manager
$mnline = $h - 10 * $txtHeight - 24;
$colormn = array(0, 0, 0);
$canvas->line(20, $mnline, $w - 470, $mnline, $colormn, 1);
//text for signature Requestor/HOD
$textmn = "Requestor/HOD";
$widthmn = Font_Metrics::get_text_width($textmn, $font, 12);
$canvas->text($w - $widthmn - 480, $mnline, $textmn, $font, 12);
// draw a line along the bottom
$y = $h - 2 * $txtHeight - 24;
$color = array(0, 0, 0);
$canvas->line(16, $y, $w - 16, $y, $color, 1);
//draw line for GM/Manager
//$canvas->line(270, $mnline, $w - 240, $mnline, $colormn, 1);
$canvas->line(330, $mnline, $w - 170, $mnline, $colormn, 1);
$texthr = "GM/Manager";
$widthhr = Font_Metrics::get_text_width($texthr, $font, 12);
$canvas->text($w - $widthmn - 160, $mnline, $texthr, $font, 12);
//draw line for HR
//$canvas->line(270, $mnline, $w - 240, $mnline, $colormn, 1);
$canvas->line(180, $mnline, $w - 310, $mnline, $colormn, 1);
$texthr = "HR";
$widthhr = Font_Metrics::get_text_width($texthr, $font, 12);
$canvas->text($w - $widthmn - 325, $mnline, $texthr, $font, 12);
//draw line for IT Officer
$canvas->line(470, $mnline, $w - 20, $mnline, $colormn, 1);
$textIT = "IT Officer";
$canvas->text($w - $widthmn - 30, $mnline, $textIT, $font, 12);
// set page number on the left side
//$canvas->page_text(16, $y, "Page: {PAGE_NUM} of {PAGE_COUNT}", $font, 8, $color);
$canvas->page_text($w - 324, $y, "Page: {PAGE_NUM} of {PAGE_COUNT}", $font, 8, $color);
// set additional text
$text = "ESRNL PORTAL";
$width = Font_Metrics::get_text_width($text, $font, 8);
$canvas->text($w - $width - 16, $y, $text, $font, 8);
if ($stream) {
$dompdf->stream($filename . ".pdf");
} else {
$CI =& get_instance();
$CI->load->helper('file');
write_file($filename, $dompdf->output());
}
}示例3: recalculate_width
function recalculate_width()
{
$style = $this->get_style();
$text = $this->get_text();
$size = $style->font_size;
$font = $style->font_family;
$word_spacing = $style->length_in_pt($style->word_spacing);
$char_spacing = $style->length_in_pt($style->letter_spacing);
return $style->width = Font_Metrics::get_text_width($text, $font, $size, $word_spacing, $char_spacing);
}开发者ID:EfncoPlugins，项目名称:web-portal-lite-client-portal-secure-file-sharing-private-messaging，代码行数:10，代码来源:text_frame_decorator.cls.php
示例4: __construct
/**
* Class constructor
*
* @param Frame $frame the frame to decorate
* @param DOMPDF $dompdf the document's dompdf object (required to resolve relative & remote urls)
*/
function __construct(Frame $frame, DOMPDF $dompdf)
{
parent::__construct($frame, $dompdf);
$url = $frame->get_node()->getAttribute("src");
$debug_png = $dompdf->get_option("debug_png");
if ($debug_png) {
print '[__construct ' . $url . ']';
}
list($this->_image_url, , $this->_image_msg) = Image_Cache::resolve_url($url, $dompdf->get_protocol(), $dompdf->get_host(), $dompdf->get_base_path(), $dompdf);
if (Image_Cache::is_broken($this->_image_url) && ($alt = $frame->get_node()->getAttribute("alt"))) {
$style = $frame->get_style();
$style->width = 4 / 3 * Font_Metrics::get_text_width($alt, $style->font_family, $style->font_size, $style->word_spacing);
$style->height = Font_Metrics::get_font_height($style->font_family, $style->font_size);
}
}示例5: __construct
/**
* Class constructor
*
* @param Frame $frame the frame to decorate
* @param DOMPDF $dompdf the document's dompdf object (required to resolve relative & remote urls)
*/
function __construct(Frame $frame, DOMPDF $dompdf)
{
global $_dompdf_warnings;
parent::__construct($frame, $dompdf);
$url = $frame->get_node()->getAttribute("src");
//debugpng
if (DEBUGPNG) {
print '[__construct ' . $url . ']';
}
list($this->_image_url, $this->_image_ext) = Image_Cache::resolve_url($url, $dompdf->get_protocol(), $dompdf->get_host(), $dompdf->get_base_path());
if (strrpos($this->_image_url, DOMPDF_LIB_DIR . "/res/broken_image.png", 0) !== false && ($alt = $frame->get_node()->getAttribute("alt"))) {
$style = $frame->get_style();
$style->width = 4 / 3 * Font_Metrics::get_text_width($alt, $style->font_family, $style->font_size, $style->word_spacing);
$style->height = Font_Metrics::get_font_height($style->font_family, $style->font_size);
}
}示例6: __construct
/**
* Class constructor
*
* @param Frame $frame the frame to decorate
* @param DOMPDF $dompdf the document's dompdf object (required to resolve relative & remote urls)
*/
function __construct(Frame $frame, DOMPDF $dompdf)
{
global $_dompdf_warnings;
parent::__construct($frame, $dompdf);
$url = $frame->get_node()->getAttribute("src");
//debugpng
if (DEBUGPNG) print '[__construct ' . $url . ']';
list($this->_image_url, $type, $this->_image_msg) = Image_Cache::resolve_url($url,
$dompdf->get_protocol(),
$dompdf->get_host(),
$dompdf->get_base_path());
if (Image_Cache::is_broken($this->_image_url) &&
$alt = $frame->get_node()->getAttribute("alt")
) {
$style = $frame->get_style();
$style->width = (4 / 3) * Font_Metrics::get_text_width($alt, $style->font_family, $style->font_size, $style->word_spacing);
$style->height = Font_Metrics::get_font_height($style->font_family, $style->font_size);
}
}示例7: utf8_decode
<p>Recomendaciones al Item de ensayo Nº VARIABLE</p>
<br /><br /> <br /><br /> <br /><br />
<section>
<p>Recomendaciones para el cultivo de cambur cobrero establecido:</p>
<br />
<p>VARIABLE</p>
</section>
<p align="center"> Nombre del ing</p>
<br />
<p align="center">Los resultados del análisis corresponden únicamente a las muestras consignadas.
<br />El presente informe no presenta enmienda ni tachadura.</p>
</body>
</html>';
$html = utf8_decode($html);
$dompdf = new DOMPDF();
$dompdf->load_html($html);
$dompdf->render();
$canvas = $dompdf->get_canvas();
$footer = $canvas->open_object();
$w = $canvas->get_width();
$h = $canvas->get_height();
$font = Font_Metrics::get_font("arial", "bold");
$canvas->page_text($w - 553, $h - 78, "____________________________________________________________________________________________________________________________________________________________________", $font, 6, array(0, 0, 0));
$canvas->page_text($w - 550, $h - 70, "El Instituto Nacional de Investigaciones Agrícolas, antes FONAIAP, es un instituto autónomo adscrito al Ministerio del Poder Popular para la Agricultura y Tierras, dedicado a la investigación científica", $font, 6, array(0, 0, 0));
$canvas->page_text($w - 530, $h - 63, " agrícola, desarrollo tecnológico, asesoramiento y prestación de servicios especializados. Dirección: Presidencia: Av. Universidad. Esquina El Chorro. Torre MCT. Piso 08. La Hoyada. Caracas -", $font, 6, array(0, 0, 0));
$canvas->page_text($w - 530, $h - 56, "Venezuela. Teléfonos (58 212) 5646466 - 5640355 - 5643862. Fax (58 212) 2103681. Gerencia General: Av. Universidad, vía El Limón, Maracay, Estado Aragua, Teléfonos (58 243) 2404911 -", $font, 6, array(0, 0, 0));
$canvas->page_text($w - 500, $h - 49, " 2404642 - 2404772 – 2404762. Fax (58 243) 2404732. INIA Mérida: Av Urdaneta Edif. INIA-Mérida, Mérida estado Mérida. Telefax: (58 274) 2630090 / 2637941 ", $font, 6, array(0, 0, 0));
$canvas->close_object();
$canvas->add_object($footer, "all");
$dompdf->PDF::loadView("ejemplo.php", array("Attachment" => 0));示例8: text
function text($x, $y, $text, $font, $size, $color = array(0,0,0), $word_spacing = 0, $char_spacing = 0, $angle = 0) {
$fh = $this->_load_font($font);
$this->_pdf->setfont($fh, $size);
$this->_set_fill_color($color);
$y = $this->y($y) - Font_Metrics::get_font_height($font, $size);
$word_spacing = (float)$word_spacing;
$char_spacing = (float)$char_spacing;
$angle = -(float)$angle;
$this->_pdf->fit_textline($text, $x, $y, "rotate=$angle wordspacing=$word_spacing charspacing=$char_spacing ");
}示例9: _parse_font_face
/**
* parse @font-face{} sections
* http://www.w3.org/TR/css3-fonts/#the-font-face-rule
*
* @param string $str CSS @font-face rules
*
* @return Style
*/
private function _parse_font_face($str)
{
$descriptors = $this->_parse_properties($str);
preg_match_all("/(url|local)\\s*\\([\"\\']?([^\"\\'\\)]+)[\"\\']?\\)\\s*(format\\s*\\([\"\\']?([^\"\\'\\)]+)[\"\\']?\\))?/i", $descriptors->src, $src);
$sources = array();
$valid_sources = array();
foreach ($src[0] as $i => $value) {
$source = array("local" => strtolower($src[1][$i]) === "local", "uri" => $src[2][$i], "format" => $src[4][$i], "path" => build_url($this->_protocol, $this->_base_host, $this->_base_path, $src[2][$i]));
if (!$source["local"] && in_array($source["format"], array("", "woff", "opentype", "truetype"))) {
$valid_sources[] = $source;
}
$sources[] = $source;
}
// No valid sources
if (empty($valid_sources)) {
return;
}
$style = array("family" => $descriptors->get_font_family_raw(), "weight" => $descriptors->font_weight, "style" => $descriptors->font_style);
Font_Metrics::register_font($style, $valid_sources[0]["path"]);
}示例10: get_min_max_width
function get_min_max_width()
{
$frame = $this->_frame;
$style = $frame->get_style();
$this->_block_parent = $frame->find_block_parent();
$line_width = $frame->get_containing_block("w");
$str = $text = $frame->get_text();
$size = $style->font_size;
$font = $style->font_family;
$word_spacing = $style->length_in_pt($style->word_spacing);
$char_spacing = $style->length_in_pt($style->letter_spacing);
switch ($style->white_space) {
default:
case "normal":
$str = preg_replace(self::$_whitespace_pattern, " ", $str);
case "pre-wrap":
case "pre-line":
$words = array_flip(preg_split("/[\\s-]+/u", $str, -1, PREG_SPLIT_DELIM_CAPTURE));
array_walk($words, create_function('&$val,$str', '$val = Font_Metrics::get_text_width($str, "' . addslashes($font) . '", ' . $size . ', ' . $word_spacing . ', ' . $char_spacing . ');'));
arsort($words);
$min = reset($words);
break;
case "pre":
$lines = array_flip(preg_split("/\n/u", $str));
array_walk($lines, create_function('&$val,$str', '$val = Font_Metrics::get_text_width($str, "' . addslashes($font) . '", ' . $size . ', ' . $word_spacing . ', ' . $char_spacing . ');'));
arsort($lines);
$min = reset($lines);
break;
case "nowrap":
$min = Font_Metrics::get_text_width($this->_collapse_white_space($str), $font, $size, $word_spacing, $char_spacing);
break;
}
switch ($style->white_space) {
default:
case "normal":
case "nowrap":
$str = preg_replace(self::$_whitespace_pattern, " ", $text);
break;
case "pre-line":
$str = preg_replace("/[ \t]+/u", " ", $text);
case "pre-wrap":
$lines = array_flip(preg_split("/\n/", $text));
array_walk($lines, create_function('&$val,$str', '$val = Font_Metrics::get_text_width($str, "' . $font . '", ' . $size . ', ' . $word_spacing . ', ' . $char_spacing . ');'));
arsort($lines);
reset($lines);
$str = key($lines);
break;
}
$max = Font_Metrics::get_text_width($str, $font, $size, $word_spacing, $char_spacing);
$delta = $style->length_in_pt(array($style->margin_left, $style->border_left_width, $style->padding_left, $style->padding_right, $style->border_right_width, $style->margin_right), $line_width);
$min += $delta;
$max += $delta;
return $this->_min_max_cache = array($min, $max, "min" => $min, "max" => $max);
}开发者ID:EfncoPlugins，项目名称:web-portal-lite-client-portal-secure-file-sharing-private-messaging，代码行数:54，代码来源:text_frame_reflower.cls.php
示例11: text
function text($x, $y, $text, $font, $size, $color = array(0, 0, 0), $adjust = 0, $angle = 0, $blend = "Normal", $opacity = 1.0)
{
list($r, $g, $b) = $color;
$this->_pdf->setColor($r, $g, $b);
$this->_set_line_transparency($blend, $opacity);
$this->_set_fill_transparency($blend, $opacity);
$font .= ".afm";
$this->_pdf->selectFont($font);
$this->_pdf->addText($x, $this->y($y) - Font_Metrics::get_font_height($font, $size), $size, utf8_decode($text), $angle, $adjust);
}示例12: render
/**
* @param Text_Frame_Decorator $frame
*/
function render(Frame $frame)
{
$text = $frame->get_text();
if (trim($text) === "") {
return;
}
$style = $frame->get_style();
list($x, $y) = $frame->get_position();
$cb = $frame->get_containing_block();
if (($ml = $style->margin_left) === "auto" || $ml === "none") {
$ml = 0;
}
if (($pl = $style->padding_left) === "auto" || $pl === "none") {
$pl = 0;
}
if (($bl = $style->border_left_width) === "auto" || $bl === "none") {
$bl = 0;
}
$x += $style->length_in_pt(array($ml, $pl, $bl), $cb["w"]);
$font = $style->font_family;
$size = $frame_font_size = $style->font_size;
$height = $style->height;
$word_spacing = $frame->get_text_spacing() + $style->length_in_pt($style->word_spacing);
$char_spacing = $style->length_in_pt($style->letter_spacing);
$width = $style->width;
/*$text = str_replace(
array("{PAGE_NUM}"),
array($this->_canvas->get_page_number()),
$text
);*/
$this->_canvas->text($x, $y, $text, $font, $size, $style->color, $word_spacing, $char_spacing);
$line = $frame->get_containing_line();
// FIXME Instead of using the tallest frame to position,
// the decoration, the text should be well placed
if (false && $line->tallest_frame) {
$base_frame = $line->tallest_frame;
$style = $base_frame->get_style();
$size = $style->font_size;
$height = $line->h * ($size / $style->line_height);
}
$line_thickness = $size * self::DECO_THICKNESS;
$underline_offset = $size * self::UNDERLINE_OFFSET;
$overline_offset = $size * self::OVERLINE_OFFSET;
$linethrough_offset = $size * self::LINETHROUGH_OFFSET;
$underline_position = -0.08;
if ($this->_canvas instanceof CPDF_Adapter) {
$cpdf_font = $this->_canvas->get_cpdf()->fonts[$style->font_family];
if (isset($cpdf_font["UnderlinePosition"])) {
$underline_position = $cpdf_font["UnderlinePosition"] / 1000;
}
if (isset($cpdf_font["UnderlineThickness"])) {
$line_thickness = $size * ($cpdf_font["UnderlineThickness"] / 1000);
}
}
$descent = $size * $underline_position;
$base = $size;
// Handle text decoration:
// http://www.w3.org/TR/CSS21/text.html#propdef-text-decoration
// Draw all applicable text-decorations. Start with the root and work our way down.
$p = $frame;
$stack = array();
while ($p = $p->get_parent()) {
$stack[] = $p;
}
while (isset($stack[0])) {
$f = array_pop($stack);
if (($text_deco = $f->get_style()->text_decoration) === "none") {
continue;
}
$deco_y = $y;
//$line->y;
$color = $f->get_style()->color;
switch ($text_deco) {
default:
continue;
case "underline":
$deco_y += $base - $descent + $underline_offset + $line_thickness / 2;
break;
case "overline":
$deco_y += $overline_offset + $line_thickness / 2;
break;
case "line-through":
$deco_y += $base * 0.7 + $linethrough_offset;
break;
}
$dx = 0;
$x1 = $x - self::DECO_EXTENSION;
$x2 = $x + $width + $dx + self::DECO_EXTENSION;
$this->_canvas->line($x1, $deco_y, $x2, $deco_y, $color, $line_thickness);
}
if (DEBUG_LAYOUT && DEBUG_LAYOUT_LINES) {
$text_width = Font_Metrics::get_text_width($text, $font, $frame_font_size);
$this->_debug_layout(array($x, $y, $text_width + ($line->wc - 1) * $word_spacing, $frame_font_size), "orange", array(0.5, 0.5));
}
}示例13: __construct
/**
* Class constructor
*
* @param string $paper The size of paper to use ({@link PDFLib_Adapter::$PAPER_SIZES})
* @param string $orientation The orientation of the document (either 'landscape' or 'portrait')
*/
function __construct($paper = "letter", $orientation = "portrait")
{
if (is_array($paper)) {
$size = $paper;
} else {
if (array_key_exists(strtolower($paper), self::$PAPER_SIZES)) {
$size = self::$PAPER_SIZES[$paper];
} else {
$size = self::$PAPER_SIZES["letter"];
}
}
if (strtolower($orientation) == "landscape") {
$a = $size[3];
$size[3] = $size[2];
$size[2] = $a;
}
$this->_width = $size[2];
$this->_height = $size[3];
$this->_pdf = new PDFLib();
$this->_pdf->set_info("Creator", "DOMPDF Converter");
$this->_pdf->set_info("Date", date("Y-m-d"));
if (self::$IN_MEMORY) {
$this->_pdf->begin_document("", "");
} else {
$this->_file = tempnam(DOMPDF_TEMP_DIR, "dompdf_tmp_");
$this->_pdf->begin_document($this->_file, "");
}
$this->_pdf->set_parameter("topdown", "true");
$this->_pdf->begin_page_ext($this->_width, $this->_height, "");
$this->_page_number = $this->_page_count = 1;
$this->_page_text = null;
$this->_imgs = array();
$this->_fonts = array();
$this->_objs = array();
// Set up font paths
$families = Font_Metrics::get_font_families();
foreach ($families as $family => $files) {
foreach ($files as $style => $file) {
$face = basename($file);
// Prefer ttfs to afms
if (file_exists($file . ".ttf")) {
$file .= ".ttf";
} else {
if (file_exists($file . ".TTF")) {
$file .= ".TTF";
} else {
if (file_exists($file . ".pfb")) {
$file .= ".pfb";
} else {
if (file_exists($file . ".PFB")) {
$file .= ".PFB";
} else {
continue;
}
}
}
}
$this->_pdf->set_parameter("FontOutline", "\\{{$face}\\}=\\{{$file}\\}");
}
}
}示例14: install_font_family
/**
* Installs a new font family
*
* This function maps a font-family name to a font. It tries to locate the
* bold, italic, and bold italic versions of the font as well. Once the
* files are located, ttf versions of the font are copied to the fonts
* directory. Changes to the font lookup table are saved to the cache.
*
* @param string $fontname the font-family name
* @param string $normal the filename of the normal face font subtype
* @param string $bold the filename of the bold face font subtype
* @param string $italic the filename of the italic face font subtype
* @param string $bold_italic the filename of the bold italic face font subtype
*/
function install_font_family($fontname, $normal, $bold = null, $italic = null, $bold_italic = null)
{
Font_Metrics::init();
// Check if the base filename is readable
if (!is_readable($normal)) {
throw new DOMPDF_Exception("Unable to read '{$normal}'.");
}
$dir = dirname($normal);
$basename = basename($normal);
$last_dot = strrpos($basename, '.');
if ($last_dot !== false) {
$file = substr($basename, 0, $last_dot);
$ext = strtolower(substr($basename, $last_dot));
} else {
$file = $basename;
$ext = '';
}
if (!in_array($ext, array(".ttf", ".otf"))) {
throw new DOMPDF_Exception("Unable to process fonts of type '{$ext}'.");
}
// Try $file_Bold.$ext etc.
$path = "{$dir}/{$file}";
$patterns = array("bold" => array("_Bold", "b", "B", "bd", "BD"), "italic" => array("_Italic", "i", "I"), "bold_italic" => array("_Bold_Italic", "bi", "BI", "ib", "IB"));
foreach ($patterns as $type => $_patterns) {
if (!isset(${$type}) || !is_readable(${$type})) {
foreach ($_patterns as $_pattern) {
if (is_readable("{$path}{$_pattern}{$ext}")) {
${$type} = "{$path}{$_pattern}{$ext}";
break;
}
}
if (is_null(${$type})) {
echo "Unable to find {$type} face file.\n";
}
}
}
$fonts = compact("normal", "bold", "italic", "bold_italic");
$entry = array();
// Copy the files to the font directory.
foreach ($fonts as $var => $src) {
if (is_null($src)) {
$entry[$var] = DOMPDF_FONT_DIR . mb_substr(basename($normal), 0, -4);
continue;
}
// Verify that the fonts exist and are readable
if (!is_readable($src)) {
throw new DOMPDF_Exception("Requested font '{$src}' is not readable");
}
$dest = DOMPDF_FONT_DIR . basename($src);
if (!is_writeable(dirname($dest))) {
throw new DOMPDF_Exception("Unable to write to destination '{$dest}'.");
}
echo "Copying {$src} to {$dest}...\n";
if (!copy($src, $dest)) {
throw new DOMPDF_Exception("Unable to copy '{$src}' to '{$dest}'");
}
$entry_name = mb_substr($dest, 0, -4);
echo "Generating Adobe Font Metrics for {$entry_name}...\n";
$font_obj = Font::load($dest);
$font_obj->saveAdobeFontMetrics("{$entry_name}.ufm");
$entry[$var] = $entry_name;
}
// Store the fonts in the lookup table
Font_Metrics::set_font_family($fontname, $entry);
// Save the changes
Font_Metrics::save_font_families();
}示例15: get_font_family
/**
* Getter for the 'font-family' CSS property.
*
* Uses the {@link Font_Metrics} class to resolve the font family into an
* actual font file.
*
* @link http://www.w3.org/TR/CSS21/fonts.html#propdef-font-family
* @return string
*/
function get_font_family()
{
// Select the appropriate font. First determine the subtype, then check
// the specified font-families for a candidate.
// Resolve font-weight
$weight = $this->__get("font_weight");
if (is_numeric($weight)) {
if ($weight < 700) {
$weight = "normal";
} else {
$weight = "bold";
}
} else {
if ($weight == "bold" || $weight == "bolder") {
$weight = "bold";
} else {
$weight = "normal";
}
}
// Resolve font-style
$font_style = $this->__get("font_style");
if ($weight == "bold" && $font_style == "italic") {
$subtype = "bold_italic";
} else {
if ($weight == "bold" && $font_style != "italic") {
$subtype = "bold";
} else {
if ($weight != "bold" && $font_style == "italic") {
$subtype = "italic";
} else {
$subtype = "normal";
}
}
}
// Resolve the font family
$families = explode(",", $this->_props["font_family"]);
reset($families);
$font = null;
while (current($families)) {
list(, $family) = each($families);
$font = Font_Metrics::get_font($family, $subtype);
if ($font) {
return $font;
}
}
throw new DOMPDF_Exception("Unable to find a suitable font replacement for: '" . $this->_props["font_family"] . "'");
}