Subversion-Projekte lars-tiefland.php_share

<?php

// $Header: /cvsroot/html2ps/font.resolver.class.php,v 1.15 2006/11/11 13:43:52 Konstantin Exp $

require_once(HTML2PS_DIR.'font.constants.inc.php');

class FontResolver {

  var $families = array();

  var $aliases = array();

  var $overrides = array();

  var $overrides_mask = array();

  var $ttf_mappings = array();

  var $afm_mappings = array();

  var $ps_fonts = array();

  var $ps_fonts_counter = 1;

  function FontResolver() {

  }

  function setup_ttf_mappings($pdf) {

    foreach ($this->ttf_mappings as $typeface => $file) {

      pdf_set_parameter($pdf, "FontOutline", $typeface."=".TTF_FONTS_REPOSITORY.$file);

    };

  }

  function add_ttf_mapping($typeface, $file, $embed) {

    $this->ttf_mappings[$typeface] = $file;

    $this->embed[$typeface]        = $embed;

  }

  function add_afm_mapping($typeface, $file) {

    $this->afm_mappings[$typeface] = $file;

  }

  function font_resolved($family, $weight, $style, $encoding) {

    return

      isset($this->ps_fonts[$family]) and

      isset($this->ps_fonts[$family][$weight]) and

      isset($this->ps_fonts[$family][$weight][$style]) and

      isset($this->ps_fonts[$family][$weight][$style][$encoding]);

  }

  function get_afm_mapping($typeface) {

    return (isset($this->afm_mappings[$typeface]) ?

            $this->afm_mappings[$typeface] :

            "");

  }

  function resolve_font($family, $weight, $style, $encoding) {

    if (!$this->font_resolved($family, $weight, $style, $encoding)) {

      $this->ps_fonts[$family][$weight][$style][$encoding] = 'font'.$this->ps_fonts_counter;

      $this->ps_fonts_counter++;

    };

    return $this->ps_fonts[$family][$weight][$style][$encoding];

  }

  function add_family_normal_encoding_override($family, $encoding, $normal, $italic, $oblique) {

    $this->overrides[$encoding][$family][WEIGHT_NORMAL][FS_NORMAL]  = $normal;

    $this->overrides[$encoding][$family][WEIGHT_NORMAL][FS_ITALIC]  = $italic;

    $this->overrides[$encoding][$family][WEIGHT_NORMAL][FS_OBLIQUE] = $oblique;

  }

  function add_family_normal_encoding_override_mask($family, $encoding, $normal, $italic, $oblique) {

    $this->overrides_mask[$family][WEIGHT_NORMAL][FS_NORMAL][]  = array('mask' => $encoding,

                                                                        'override' => $normal);

    $this->overrides_mask[$family][WEIGHT_NORMAL][FS_ITALIC][]  = array('mask' => $encoding,

                                                                        'override' => $italic);

    $this->overrides_mask[$family][WEIGHT_NORMAL][FS_OBLIQUE][] = array('mask' => $encoding,

                                                                        'override' => $oblique);

  }

  function add_family_bold_encoding_override($family, $encoding, $normal, $italic, $oblique) {

    $this->overrides[$encoding][$family][WEIGHT_BOLD][FS_NORMAL]  = $normal;

    $this->overrides[$encoding][$family][WEIGHT_BOLD][FS_ITALIC]  = $italic;

    $this->overrides[$encoding][$family][WEIGHT_BOLD][FS_OBLIQUE] = $oblique;

  }

  function add_family_bold_encoding_override_mask($family, $encoding, $normal, $italic, $oblique) {

    $this->overrides_mask[$family][WEIGHT_BOLD][FS_NORMAL][]  = array('mask' => $encoding,

                                                                      'override' => $normal);

    $this->overrides_mask[$family][WEIGHT_BOLD][FS_ITALIC][]  = array('mask' => $encoding,

                                                                      'override' => $italic);

    $this->overrides_mask[$family][WEIGHT_BOLD][FS_OBLIQUE][] = array('mask' => $encoding,

                                                                      'override' => $oblique);

  }

  function add_normal_encoding_override($encoding, $normal, $italic, $oblique) {

    $this->add_family_normal_encoding_override(" ", $encoding, $normal, $italic, $oblique);

  }

  function add_normal_encoding_override_mask($encoding, $normal, $italic, $oblique) {

    $this->add_family_normal_encoding_override_mask(" ", $encoding, $normal, $italic, $oblique);

  }

  function add_bold_encoding_override($encoding, $normal, $italic, $oblique) {

    $this->add_family_bold_encoding_override(" ", $encoding, $normal, $italic, $oblique);

  }

  function add_bold_encoding_override_mask($encoding, $normal, $italic, $oblique) {

    $this->add_family_bold_encoding_override_mask(" ", $encoding, $normal, $italic, $oblique);

  }

  function get_global_encoding_override($weight, $style, $encoding) {

    return $this->get_family_encoding_override(" ", $weight, $style, $encoding);

  }

  function get_family_encoding_override($family, $weight, $style, $encoding) {

    if (isset($this->overrides[$encoding]) &&

        isset($this->overrides[$encoding][$family]) &&

        isset($this->overrides[$encoding][$family][$weight]) &&

        isset($this->overrides[$encoding][$family][$weight][$style])) {

      return $this->overrides[$encoding][$family][$weight][$style];

    };

    if (isset($this->overrides_mask[$family]) &&

        isset($this->overrides_mask[$family][$weight]) &&

        isset($this->overrides_mask[$family][$weight][$style])) {

      foreach ($this->overrides_mask[$family][$weight][$style] as $override) {

        if (preg_match($override['mask'], $encoding)) {

          return $override['override'];

        };

      };

    };

    return '';

  }

  function have_global_encoding_override($weight, $style, $encoding) {

    return $this->get_global_encoding_override($weight, $style, $encoding) !== "";

  }

  function have_family_encoding_override($family, $weight, $style, $encoding) {

    return $this->get_family_encoding_override($family, $weight, $style, $encoding) !== "";

  }

  function add_alias($alias, $family) { $this->aliases[$alias] = $family; }

  function add_normal_family($family, $normal, $italic, $oblique) {

    $this->families[$family][WEIGHT_NORMAL][FS_NORMAL]  = $normal;

    $this->families[$family][WEIGHT_NORMAL][FS_ITALIC]  = $italic;

    $this->families[$family][WEIGHT_NORMAL][FS_OBLIQUE] = $oblique;

  }

  function add_bold_family($family, $normal, $italic, $oblique) {

    $this->families[$family][WEIGHT_BOLD][FS_NORMAL]  = $normal;

    $this->families[$family][WEIGHT_BOLD][FS_ITALIC]  = $italic;

    $this->families[$family][WEIGHT_BOLD][FS_OBLIQUE] = $oblique;

  }

  function get_typeface_name($family, $weight, $style, $encoding) {

    if ($this->have_alias($family)) {

      return $this->get_typeface_name($this->aliases[$family], $weight, $style, $encoding);

    }

    // Check for family-specific encoding override

    if ($this->have_family_encoding_override($family, $weight, $style, $encoding)) {

      return $this->get_family_encoding_override($family, $weight, $style, $encoding);

    }

    // Check for global encoding override

    if ($this->have_global_encoding_override($weight, $style, $encoding)) {

      return $this->get_global_encoding_override($weight, $style, $encoding);

    }

    if (!isset($this->families[$family])) { return "Times-Roman"; };

    if (!isset($this->families[$family][$weight])) { return "Times-Roman"; };

    if (!isset($this->families[$family][$weight][$style])) { return "Times-Roman"; };

    return $this->families[$family][$weight][$style];

  }

  function have_alias($family) {

    return isset($this->aliases[$family]);

  }

  function have_font_family($family) {

    return isset($this->families[$family]) or $this->have_alias($family);

  }

}

global $g_font_resolver, $g_font_resolver_pdf;

$g_font_resolver = new FontResolver();

$g_font_resolver_pdf = new FontResolver();

?>