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diff --git a/freetype2/docs/reference/ft2-parameter_tags.html b/freetype2/docs/reference/ft2-parameter_tags.html new file mode 100644 index 0000000..c721765 --- /dev/null +++ b/freetype2/docs/reference/ft2-parameter_tags.html @@ -0,0 +1,1352 @@ + + + + +<!doctype html> +<html lang="en" class="no-js"> + <head> + + <meta charset="utf-8"> + <meta name="viewport" content="width=device-width,initial-scale=1"> + <meta http-equiv="x-ua-compatible" content="ie=edge"> + + <meta name="description" content="API Reference Documentation for FreeType-2.10.0"> + + + + <meta name="author" content="FreeType Contributors"> + + + <meta name="lang:clipboard.copy" content="Copy to clipboard"> + + <meta name="lang:clipboard.copied" content="Copied to clipboard"> + + <meta name="lang:search.language" content="en"> + + <meta name="lang:search.pipeline.stopwords" content="True"> + + <meta name="lang:search.pipeline.trimmer" content="True"> + + <meta name="lang:search.result.none" content="No matching 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</li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-winfnt_fonts.html" title="Window FNT Files" class="md-nav__link"> + Window FNT Files + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-font_formats.html" title="Font Formats" class="md-nav__link"> + Font Formats + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-gasp_table.html" title="Gasp Table" class="md-nav__link"> + Gasp Table + </a> + </li> + + + </ul> + </nav> + </li> + + + + + + + + + + <li class="md-nav__item md-nav__item--active md-nav__item--nested"> + + <input class="md-toggle md-nav__toggle" data-md-toggle="nav-6" type="checkbox" id="nav-6" checked> + + <label class="md-nav__link" for="nav-6"> + Controlling FreeType Modules + </label> + <nav class="md-nav" data-md-component="collapsible" data-md-level="1"> + <label class="md-nav__title" for="nav-6"> + Controlling FreeType Modules + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-auto_hinter.html" title="The auto-hinter" class="md-nav__link"> + The auto-hinter + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-cff_driver.html" title="The CFF driver" class="md-nav__link"> + The CFF driver + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-t1_cid_driver.html" title="The Type 1 and CID drivers" class="md-nav__link"> + The Type 1 and CID drivers + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-tt_driver.html" title="The TrueType driver" class="md-nav__link"> + The TrueType driver + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-pcf_driver.html" title="The PCF driver" class="md-nav__link"> + The PCF driver + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-properties.html" title="Driver properties" class="md-nav__link"> + Driver properties + </a> + </li> + + + + + + + + + + <li class="md-nav__item md-nav__item--active"> + + <input class="md-toggle md-nav__toggle" data-md-toggle="toc" type="checkbox" id="__toc"> + + + + + <label class="md-nav__link md-nav__link--active" for="__toc"> + Parameter Tags + </label> + + <a href="ft2-parameter_tags.html" title="Parameter Tags" class="md-nav__link md-nav__link--active"> + Parameter Tags + </a> + + +<nav class="md-nav md-nav--secondary"> + + + + + + <label class="md-nav__title" for="__toc">Table of contents</label> + <ul class="md-nav__list" data-md-scrollfix> + + <li class="md-nav__item"> + <a href="#synopsis" title="Synopsis" class="md-nav__link"> + Synopsis + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_ignore_typographic_family" title="FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_FAMILY" class="md-nav__link"> + FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_FAMILY + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_ignore_typographic_subfamily" title="FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_SUBFAMILY" class="md-nav__link"> + FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_SUBFAMILY + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_incremental" title="FT_PARAM_TAG_INCREMENTAL" class="md-nav__link"> + FT_PARAM_TAG_INCREMENTAL + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_lcd_filter_weights" title="FT_PARAM_TAG_LCD_FILTER_WEIGHTS" class="md-nav__link"> + FT_PARAM_TAG_LCD_FILTER_WEIGHTS + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_random_seed" title="FT_PARAM_TAG_RANDOM_SEED" class="md-nav__link"> + FT_PARAM_TAG_RANDOM_SEED + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_stem_darkening" title="FT_PARAM_TAG_STEM_DARKENING" class="md-nav__link"> + FT_PARAM_TAG_STEM_DARKENING + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_unpatented_hinting" title="FT_PARAM_TAG_UNPATENTED_HINTING" class="md-nav__link"> + FT_PARAM_TAG_UNPATENTED_HINTING + </a> + +</li> + + + + + + </ul> + +</nav> + + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-lcd_rendering.html" title="Subpixel Rendering" class="md-nav__link"> + Subpixel Rendering + </a> + </li> + + + </ul> + </nav> + </li> + + + + + + + + <li class="md-nav__item md-nav__item--nested"> + + <input class="md-toggle md-nav__toggle" data-md-toggle="nav-7" type="checkbox" id="nav-7"> + + <label class="md-nav__link" for="nav-7"> + Cache Sub-System + </label> + <nav class="md-nav" data-md-component="collapsible" data-md-level="1"> + <label class="md-nav__title" for="nav-7"> + Cache Sub-System + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-cache_subsystem.html" title="Cache Sub-System" class="md-nav__link"> + Cache Sub-System + </a> + </li> + + + </ul> + </nav> + </li> + + + + + + + + <li class="md-nav__item md-nav__item--nested"> + + <input class="md-toggle md-nav__toggle" data-md-toggle="nav-8" type="checkbox" id="nav-8"> + + <label class="md-nav__link" for="nav-8"> + Support API + </label> + <nav class="md-nav" data-md-component="collapsible" data-md-level="1"> + <label class="md-nav__title" for="nav-8"> + Support API + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-computations.html" title="Computations" class="md-nav__link"> + Computations + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-list_processing.html" title="List Processing" class="md-nav__link"> + List Processing + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-outline_processing.html" title="Outline Processing" class="md-nav__link"> + Outline Processing + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-quick_advance.html" title="Quick retrieval of advance values" class="md-nav__link"> + Quick retrieval of advance values + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-bitmap_handling.html" title="Bitmap Handling" class="md-nav__link"> + Bitmap Handling + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-raster.html" title="Scanline Converter" class="md-nav__link"> + Scanline Converter + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-glyph_stroker.html" title="Glyph Stroker" class="md-nav__link"> + Glyph Stroker + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-system_interface.html" title="System Interface" class="md-nav__link"> + System Interface + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-module_management.html" title="Module Management" class="md-nav__link"> + Module Management + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-gzip.html" title="GZIP Streams" class="md-nav__link"> + GZIP Streams + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-lzw.html" title="LZW Streams" class="md-nav__link"> + LZW Streams + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-bzip2.html" title="BZIP2 Streams" class="md-nav__link"> + BZIP2 Streams + </a> + </li> + + + </ul> + </nav> + </li> + + + + + + + + <li class="md-nav__item md-nav__item--nested"> + + <input class="md-toggle md-nav__toggle" data-md-toggle="nav-9" type="checkbox" id="nav-9"> + + <label class="md-nav__link" for="nav-9"> + Error Codes + </label> + <nav class="md-nav" data-md-component="collapsible" data-md-level="1"> + <label class="md-nav__title" for="nav-9"> + Error Codes + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-error_enumerations.html" title="Error Enumerations" class="md-nav__link"> + Error Enumerations + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-error_code_values.html" title="Error Code Values" class="md-nav__link"> + Error Code Values + </a> + </li> + + + </ul> + </nav> + </li> + + + + + + + + <li class="md-nav__item md-nav__item--nested"> + + <input class="md-toggle md-nav__toggle" data-md-toggle="nav-10" type="checkbox" id="nav-10"> + + <label class="md-nav__link" for="nav-10"> + Miscellaneous + </label> + <nav class="md-nav" data-md-component="collapsible" data-md-level="1"> + <label class="md-nav__title" for="nav-10"> + Miscellaneous + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-ot_validation.html" title="OpenType Validation" class="md-nav__link"> + OpenType Validation + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-incremental.html" title="Incremental Loading" class="md-nav__link"> + Incremental Loading + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-truetype_engine.html" title="The TrueType Engine" class="md-nav__link"> + The TrueType Engine + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-gx_validation.html" title="TrueTypeGX/AAT Validation" class="md-nav__link"> + TrueTypeGX/AAT Validation + </a> + </li> + + + </ul> + </nav> + </li> + + + </ul> +</nav> + </div> + </div> + </div> + + + <div class="md-sidebar md-sidebar--secondary" data-md-component="toc"> + <div class="md-sidebar__scrollwrap"> + <div class="md-sidebar__inner"> + +<nav class="md-nav md-nav--secondary"> + + + + + + <label class="md-nav__title" for="__toc">Table of contents</label> + <ul class="md-nav__list" data-md-scrollfix> + + <li class="md-nav__item"> + <a href="#synopsis" title="Synopsis" class="md-nav__link"> + Synopsis + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_ignore_typographic_family" title="FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_FAMILY" class="md-nav__link"> + FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_FAMILY + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_ignore_typographic_subfamily" title="FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_SUBFAMILY" class="md-nav__link"> + FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_SUBFAMILY + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_incremental" title="FT_PARAM_TAG_INCREMENTAL" class="md-nav__link"> + FT_PARAM_TAG_INCREMENTAL + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_lcd_filter_weights" title="FT_PARAM_TAG_LCD_FILTER_WEIGHTS" class="md-nav__link"> + FT_PARAM_TAG_LCD_FILTER_WEIGHTS + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_random_seed" title="FT_PARAM_TAG_RANDOM_SEED" class="md-nav__link"> + FT_PARAM_TAG_RANDOM_SEED + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_stem_darkening" title="FT_PARAM_TAG_STEM_DARKENING" class="md-nav__link"> + FT_PARAM_TAG_STEM_DARKENING + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_param_tag_unpatented_hinting" title="FT_PARAM_TAG_UNPATENTED_HINTING" class="md-nav__link"> + FT_PARAM_TAG_UNPATENTED_HINTING + </a> + +</li> + + + + + + </ul> + +</nav> + </div> + </div> + </div> + + + <div class="md-content"> + <article class="md-content__inner md-typeset"> + + + + <p><a href="https://www.freetype.org">FreeType</a> » <a href="../">Docs</a> » <a href="index.html#controlling-freetype-modules">Controlling FreeType Modules</a> » Parameter Tags</p> +<hr /> +<h1 id="parameter-tags">Parameter Tags<a class="headerlink" href="#parameter-tags" title="Permanent link">¶</a></h1> +<h2 id="synopsis">Synopsis<a class="headerlink" href="#synopsis" title="Permanent link">¶</a></h2> +<p>This section contains macros for the <code><a href="ft2-base_interface.html#ft_parameter">FT_Parameter</a></code> structure that are used with various functions to activate some special functionality or different behaviour of various components of FreeType.</p> +<h2 id="ft_param_tag_ignore_typographic_family">FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_FAMILY<a class="headerlink" href="#ft_param_tag_ignore_typographic_family" title="Permanent link">¶</a></h2> +<div class = "codehilite"> +<pre> +#<span class="keyword">define</span> <b>FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_FAMILY</b> \ + <a href="ft2-basic_types.html#ft_make_tag">FT_MAKE_TAG</a>( 'i', 'g', 'p', 'f' ) + + /* this constant is deprecated */ +#<span class="keyword">define</span> FT_PARAM_TAG_IGNORE_PREFERRED_FAMILY \ + <b>FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_FAMILY</b> +</pre> +</div> + +<p>A tag for <code><a href="ft2-base_interface.html#ft_parameter">FT_Parameter</a></code> to make <code><a href="ft2-base_interface.html#ft_open_face">FT_Open_Face</a></code> ignore typographic family names in the ‘name’ table (introduced in OpenType version 1.4). Use this for backward compatibility with legacy systems that have a four-faces-per-family restriction.</p> +<h4>since</h4> + +<p>2.8</p> +<hr> + +<h2 id="ft_param_tag_ignore_typographic_subfamily">FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_SUBFAMILY<a class="headerlink" href="#ft_param_tag_ignore_typographic_subfamily" title="Permanent link">¶</a></h2> +<div class = "codehilite"> +<pre> +#<span class="keyword">define</span> <b>FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_SUBFAMILY</b> \ + <a href="ft2-basic_types.html#ft_make_tag">FT_MAKE_TAG</a>( 'i', 'g', 'p', 's' ) + + /* this constant is deprecated */ +#<span class="keyword">define</span> FT_PARAM_TAG_IGNORE_PREFERRED_SUBFAMILY \ + <b>FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_SUBFAMILY</b> +</pre> +</div> + +<p>A tag for <code><a href="ft2-base_interface.html#ft_parameter">FT_Parameter</a></code> to make <code><a href="ft2-base_interface.html#ft_open_face">FT_Open_Face</a></code> ignore typographic subfamily names in the ‘name’ table (introduced in OpenType version 1.4). Use this for backward compatibility with legacy systems that have a four-faces-per-family restriction.</p> +<h4>since</h4> + +<p>2.8</p> +<hr> + +<h2 id="ft_param_tag_incremental">FT_PARAM_TAG_INCREMENTAL<a class="headerlink" href="#ft_param_tag_incremental" title="Permanent link">¶</a></h2> +<div class = "codehilite"> +<pre> +#<span class="keyword">define</span> <b>FT_PARAM_TAG_INCREMENTAL</b> \ + <a href="ft2-basic_types.html#ft_make_tag">FT_MAKE_TAG</a>( 'i', 'n', 'c', 'r' ) +</pre> +</div> + +<p>An <code><a href="ft2-base_interface.html#ft_parameter">FT_Parameter</a></code> tag to be used with <code><a href="ft2-base_interface.html#ft_open_face">FT_Open_Face</a></code> to indicate incremental glyph loading.</p> +<hr> + +<h2 id="ft_param_tag_lcd_filter_weights">FT_PARAM_TAG_LCD_FILTER_WEIGHTS<a class="headerlink" href="#ft_param_tag_lcd_filter_weights" title="Permanent link">¶</a></h2> +<div class = "codehilite"> +<pre> +#<span class="keyword">define</span> <b>FT_PARAM_TAG_LCD_FILTER_WEIGHTS</b> \ + <a href="ft2-basic_types.html#ft_make_tag">FT_MAKE_TAG</a>( 'l', 'c', 'd', 'f' ) +</pre> +</div> + +<p>An <code><a href="ft2-base_interface.html#ft_parameter">FT_Parameter</a></code> tag to be used with <code><a href="ft2-base_interface.html#ft_face_properties">FT_Face_Properties</a></code>. The corresponding argument specifies the five LCD filter weights for a given face (if using <code><a href="ft2-base_interface.html#ft_load_target_xxx">FT_LOAD_TARGET_LCD</a></code>, for example), overriding the global default values or the values set up with <code><a href="ft2-lcd_rendering.html#ft_library_setlcdfilterweights">FT_Library_SetLcdFilterWeights</a></code>.</p> +<h4>since</h4> + +<p>2.8</p> +<hr> + +<h2 id="ft_param_tag_random_seed">FT_PARAM_TAG_RANDOM_SEED<a class="headerlink" href="#ft_param_tag_random_seed" title="Permanent link">¶</a></h2> +<div class = "codehilite"> +<pre> +#<span class="keyword">define</span> <b>FT_PARAM_TAG_RANDOM_SEED</b> \ + <a href="ft2-basic_types.html#ft_make_tag">FT_MAKE_TAG</a>( 's', 'e', 'e', 'd' ) +</pre> +</div> + +<p>An <code><a href="ft2-base_interface.html#ft_parameter">FT_Parameter</a></code> tag to be used with <code><a href="ft2-base_interface.html#ft_face_properties">FT_Face_Properties</a></code>. The corresponding 32bit signed integer argument overrides the font driver's random seed value with a face-specific one; see <code><a href="ft2-properties.html#random-seed">random-seed</a></code>.</p> +<h4>since</h4> + +<p>2.8</p> +<hr> + +<h2 id="ft_param_tag_stem_darkening">FT_PARAM_TAG_STEM_DARKENING<a class="headerlink" href="#ft_param_tag_stem_darkening" title="Permanent link">¶</a></h2> +<div class = "codehilite"> +<pre> +#<span class="keyword">define</span> <b>FT_PARAM_TAG_STEM_DARKENING</b> \ + <a href="ft2-basic_types.html#ft_make_tag">FT_MAKE_TAG</a>( 'd', 'a', 'r', 'k' ) +</pre> +</div> + +<p>An <code><a href="ft2-base_interface.html#ft_parameter">FT_Parameter</a></code> tag to be used with <code><a href="ft2-base_interface.html#ft_face_properties">FT_Face_Properties</a></code>. The corresponding Boolean argument specifies whether to apply stem darkening, overriding the global default values or the values set up with <code><a href="ft2-module_management.html#ft_property_set">FT_Property_Set</a></code> (see <code><a href="ft2-properties.html#no-stem-darkening">no-stem-darkening</a></code>).</p> +<p>This is a passive setting that only takes effect if the font driver or autohinter honors it, which the CFF, Type 1, and CID drivers always do, but the autohinter only in ‘light’ hinting mode (as of version 2.9).</p> +<h4>since</h4> + +<p>2.8</p> +<hr> + +<h2 id="ft_param_tag_unpatented_hinting">FT_PARAM_TAG_UNPATENTED_HINTING<a class="headerlink" href="#ft_param_tag_unpatented_hinting" title="Permanent link">¶</a></h2> +<div class = "codehilite"> +<pre> +#<span class="keyword">define</span> <b>FT_PARAM_TAG_UNPATENTED_HINTING</b> \ + <a href="ft2-basic_types.html#ft_make_tag">FT_MAKE_TAG</a>( 'u', 'n', 'p', 'a' ) +</pre> +</div> + +<p>Deprecated, no effect.</p> +<p>Previously: A constant used as the tag of an <code><a href="ft2-base_interface.html#ft_parameter">FT_Parameter</a></code> structure to indicate that unpatented methods only should be used by the TrueType bytecode interpreter for a typeface opened by <code><a href="ft2-base_interface.html#ft_open_face">FT_Open_Face</a></code>.</p> +<hr> + + + + + + + + + + </article> + </div> + </div> + </main> + + +<footer class="md-footer"> + + <div class="md-footer-nav"> + <nav class="md-footer-nav__inner md-grid"> + + <a href="ft2-properties.html" title="Driver properties" class="md-flex md-footer-nav__link md-footer-nav__link--prev" rel="prev"> + <div class="md-flex__cell md-flex__cell--shrink"> + <i class="md-icon md-icon--arrow-back md-footer-nav__button"></i> + </div> + <div class="md-flex__cell md-flex__cell--stretch md-footer-nav__title"> + <span class="md-flex__ellipsis"> + <span class="md-footer-nav__direction"> + Previous + </span> + Driver properties + </span> + </div> + </a> + + + <a href="ft2-lcd_rendering.html" title="Subpixel Rendering" class="md-flex md-footer-nav__link md-footer-nav__link--next" rel="next"> + <div class="md-flex__cell md-flex__cell--stretch md-footer-nav__title"> + <span class="md-flex__ellipsis"> + <span class="md-footer-nav__direction"> + Next + </span> + Subpixel Rendering + </span> + </div> + <div class="md-flex__cell md-flex__cell--shrink"> + <i class="md-icon md-icon--arrow-forward md-footer-nav__button"></i> + </div> + </a> + + </nav> + </div> + + <div class="md-footer-meta md-typeset"> + <div class="md-footer-meta__inner md-grid"> + <div class="md-footer-copyright"> + + <div class="md-footer-copyright__highlight"> + Copyright 2019 <a href = "https://www.freetype.org/license.html">The FreeType Project</a>. + </div> + + powered by + <a href="https://www.mkdocs.org">MkDocs</a> + and + <a href="https://squidfunk.github.io/mkdocs-material/"> + Material for MkDocs</a> + </div> + + </div> + </div> +</footer> + + </div> + + <script src="assets/javascripts/application.d9aa80ab.js"></script> + + <script>app.initialize({version:"1.0.4",url:{base:"."}})</script> + + <script src="javascripts/extra.js"></script> + + + </body> +</html>
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