--- /dev/null
+<?php
+/**
+ * @package php-font-lib
+ * @link https://github.com/PhenX/php-font-lib
+ * @author Fabien Ménager <fabien.menager@gmail.com>
+ * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
+ */
+
+namespace FontLib\Table\Type;
+
+use FontLib\Table\Table;
+use FontLib\Glyph\Outline;
+use FontLib\Glyph\OutlineSimple;
+
+/**
+ * `glyf` font table.
+ *
+ * @package php-font-lib
+ * @property Outline[] $data
+ */
+class glyf extends Table {
+ protected function _parse() {
+ $font = $this->getFont();
+ $offset = $font->pos();
+
+ $loca = $font->getData("loca");
+ $real_loca = array_slice($loca, 0, -1); // Not the last dummy loca entry
+
+ $data = array();
+
+ foreach ($real_loca as $gid => $location) {
+ $_offset = $offset + $loca[$gid];
+ $_size = $loca[$gid + 1] - $loca[$gid];
+ $data[$gid] = Outline::init($this, $_offset, $_size, $font);
+ }
+
+ $this->data = $data;
+ }
+
+ public function getGlyphIDs($gids = array()) {
+ $glyphIDs = array();
+
+ foreach ($gids as $_gid) {
+ $_glyph = $this->data[$_gid];
+ $glyphIDs = array_merge($glyphIDs, $_glyph->getGlyphIDs());
+ }
+
+ return array_unique(array_merge($gids, $glyphIDs));
+ }
+
+ public function toHTML() {
+ $max = 160;
+ $font = $this->getFont();
+
+ $head = $font->getData("head");
+ $head_json = json_encode($head);
+
+ $os2 = $font->getData("OS/2");
+ $os2_json = json_encode($os2);
+
+ $hmtx = $font->getData("hmtx");
+ $hmtx_json = json_encode($hmtx);
+
+ $names = $font->getData("post", "names");
+ $glyphIndexArray = array_flip($font->getUnicodeCharMap());
+
+ $width = (abs($head["xMin"]) + $head["xMax"]);
+ $height = (abs($head["yMin"]) + $head["yMax"]);
+
+ $ratio = 1;
+ if ($width > $max || $height > $max) {
+ $ratio = max($width, $height) / $max;
+ $width = round($width / $ratio);
+ $height = round($height / $ratio);
+ }
+
+ $n = 500;
+
+ $s = "<h3>" . "Only the first $n simple glyphs are shown (" . count($this->data) . " total)
+ <div class='glyph-view simple'>Simple glyph</div>
+ <div class='glyph-view composite'>Composite glyph</div>
+ Zoom: <input type='range' value='100' max='400' onchange='Glyph.resize(this.value)' />
+ </h3>
+ <script>
+ Glyph.ratio = $ratio;
+ Glyph.head = $head_json;
+ Glyph.os2 = $os2_json;
+ Glyph.hmtx = $hmtx_json;
+ Glyph.width = $width;
+ Glyph.height = $height;
+ </script>";
+
+ foreach ($this->data as $g => $glyph) {
+ if ($n-- <= 0) {
+ break;
+ }
+
+ $glyph->parseData();
+
+ $shape = array(
+ "SVGContours" => $glyph->getSVGContours(),
+ "xMin" => $glyph->xMin,
+ "yMin" => $glyph->yMin,
+ "xMax" => $glyph->xMax,
+ "yMax" => $glyph->yMax,
+ );
+ $shape_json = json_encode($shape);
+
+ $type = ($glyph instanceof OutlineSimple ? "simple" : "composite");
+ $char = isset($glyphIndexArray[$g]) ? $glyphIndexArray[$g] : 0;
+ $name = isset($names[$g]) ? $names[$g] : sprintf("uni%04x", $char);
+ $char = $char ? "&#{$glyphIndexArray[$g]};" : "";
+
+ $s .= "<div class='glyph-view $type' id='glyph-$g'>
+ <span class='glyph-id'>$g</span>
+ <span class='char'>$char</span>
+ <span class='char-name'>$name</span>
+ ";
+
+ if ($type == "composite") {
+ foreach ($glyph->getGlyphIDs() as $_id) {
+ $s .= "<a href='#glyph-$_id' class='glyph-component-id'>$_id</a> ";
+ }
+ }
+
+ $s .= "<br />
+ <canvas width='$width' height='$height' id='glyph-canvas-$g'></canvas>
+ </div>
+ <script>Glyph.glyphs.push([$g,$shape_json]);</script>";
+ }
+
+ return $s;
+ }
+
+
+ protected function _encode() {
+ $font = $this->getFont();
+ $subset = $font->getSubset();
+ $data = $this->data;
+
+ $loca = array();
+
+ $length = 0;
+ foreach ($subset as $gid) {
+ $loca[] = $length;
+ $length += $data[$gid]->encode();
+ }
+
+ $loca[] = $length; // dummy loca
+ $font->getTableObject("loca")->data = $loca;
+
+ return $length;
+ }
+}
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