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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /modules/freetype2/docs/reference/ft2-sizes_management.html | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'modules/freetype2/docs/reference/ft2-sizes_management.html')
-rw-r--r-- | modules/freetype2/docs/reference/ft2-sizes_management.html | 1473 |
1 files changed, 1473 insertions, 0 deletions
diff --git a/modules/freetype2/docs/reference/ft2-sizes_management.html b/modules/freetype2/docs/reference/ft2-sizes_management.html new file mode 100644 index 0000000000..36c8d24f24 --- /dev/null +++ b/modules/freetype2/docs/reference/ft2-sizes_management.html @@ -0,0 +1,1473 @@ + +<!doctype html> +<html lang="en" class="no-js"> + <head> + + <meta charset="utf-8"> + <meta name="viewport" content="width=device-width,initial-scale=1"> + + <meta name="description" content="API Reference Documentation for FreeType-2.13.2"> + + + + <meta name="author" content="FreeType Contributors"> + + + <link rel="icon" href="images/favico.ico"> + <meta name="generator" content="mkdocs-1.4.3, mkdocs-material-7.1.9"> + + + + <title>Size Management - FreeType-2.13.2 API Reference</title> + + + + <link rel="stylesheet" href="assets/stylesheets/main.ca7ac06f.min.css"> + + + <link rel="stylesheet" href="assets/stylesheets/palette.f1a3b89f.min.css"> + + + + <meta name="theme-color" content="#4cae4f"> + + + + + + + + <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin> + <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Noto+Serif:300,400,400i,700%7CRoboto+Mono&display=fallback"> + <style>:root{--md-text-font-family:"Noto Serif";--md-code-font-family:"Roboto Mono"}</style> + + + + + <link rel="stylesheet" href="stylesheets/extra.css"> + + + + + + + + </head> + + + + + + + + <body dir="ltr" data-md-color-scheme="" data-md-color-primary="green" data-md-color-accent="green"> + + + <script>function __prefix(e){return new URL(".",location).pathname+"."+e}function __get(e,t=localStorage){return JSON.parse(t.getItem(__prefix(e)))}</script> + + <input class="md-toggle" data-md-toggle="drawer" type="checkbox" id="__drawer" autocomplete="off"> + <input class="md-toggle" data-md-toggle="search" type="checkbox" id="__search" autocomplete="off"> + <label class="md-overlay" for="__drawer"></label> + <div data-md-component="skip"> + + + <a href="#size-management" class="md-skip"> + Skip to content + </a> + + </div> + <div data-md-component="announce"> + + </div> + + <header class="md-header" data-md-component="header"> + <nav class="md-header__inner md-grid" aria-label="Header"> + <a href="index.html" title="FreeType-2.13.2 API Reference" class="md-header__button md-logo" aria-label="FreeType-2.13.2 API Reference" data-md-component="logo"> + + <img src="images/favico.ico" alt="logo"> + + </a> + <label class="md-header__button md-icon" for="__drawer"> + <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M3 6h18v2H3V6m0 5h18v2H3v-2m0 5h18v2H3v-2z"/></svg> + </label> + <div class="md-header__title" data-md-component="header-title"> + <div class="md-header__ellipsis"> + <div class="md-header__topic"> + <span class="md-ellipsis"> + FreeType-2.13.2 API Reference + </span> + </div> + <div class="md-header__topic" data-md-component="header-topic"> + <span class="md-ellipsis"> + + Size Management + + </span> + </div> + </div> + </div> + + + + <label class="md-header__button md-icon" for="__search"> + <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M9.5 3A6.5 6.5 0 0 1 16 9.5c0 1.61-.59 3.09-1.56 4.23l.27.27h.79l5 5-1.5 1.5-5-5v-.79l-.27-.27A6.516 6.516 0 0 1 9.5 16 6.5 6.5 0 0 1 3 9.5 6.5 6.5 0 0 1 9.5 3m0 2C7 5 5 7 5 9.5S7 14 9.5 14 14 12 14 9.5 12 5 9.5 5z"/></svg> + </label> + +<div class="md-search" data-md-component="search" role="dialog"> + <label class="md-search__overlay" for="__search"></label> + <div class="md-search__inner" role="search"> + <form class="md-search__form" name="search"> + <input type="text" class="md-search__input" name="query" aria-label="Search" placeholder="Search" autocapitalize="off" autocorrect="off" autocomplete="off" spellcheck="false" data-md-component="search-query" data-md-state="active" required> + <label class="md-search__icon md-icon" for="__search"> + <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M9.5 3A6.5 6.5 0 0 1 16 9.5c0 1.61-.59 3.09-1.56 4.23l.27.27h.79l5 5-1.5 1.5-5-5v-.79l-.27-.27A6.516 6.516 0 0 1 9.5 16 6.5 6.5 0 0 1 3 9.5 6.5 6.5 0 0 1 9.5 3m0 2C7 5 5 7 5 9.5S7 14 9.5 14 14 12 14 9.5 12 5 9.5 5z"/></svg> + <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M20 11v2H8l5.5 5.5-1.42 1.42L4.16 12l7.92-7.92L13.5 5.5 8 11h12z"/></svg> + </label> + <button type="reset" class="md-search__icon md-icon" aria-label="Clear" tabindex="-1"> + <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M19 6.41 17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12 19 6.41z"/></svg> + </button> + </form> + <div class="md-search__output"> + <div class="md-search__scrollwrap" data-md-scrollfix> + <div class="md-search-result" data-md-component="search-result"> + <div class="md-search-result__meta"> + Initializing search + </div> + <ol class="md-search-result__list"></ol> + </div> + </div> + </div> + </div> +</div> + + + </nav> +</header> + + <div class="md-container" data-md-component="container"> + + + + + <main class="md-main" data-md-component="main"> + <div class="md-main__inner md-grid"> + + + + <div class="md-sidebar md-sidebar--primary" data-md-component="sidebar" data-md-type="navigation" > + <div class="md-sidebar__scrollwrap"> + <div class="md-sidebar__inner"> + + + +<nav class="md-nav md-nav--primary" aria-label="Navigation" data-md-level="0"> + <label class="md-nav__title" for="__drawer"> + <a href="index.html" title="FreeType-2.13.2 API Reference" class="md-nav__button md-logo" aria-label="FreeType-2.13.2 API Reference" data-md-component="logo"> + + <img src="images/favico.ico" alt="logo"> + + </a> + FreeType-2.13.2 API Reference + </label> + + <ul class="md-nav__list" data-md-scrollfix> + + + + + + + + + <li class="md-nav__item"> + <a href="index.html" class="md-nav__link"> + TOC + </a> + </li> + + + + + + + + + + + <li class="md-nav__item"> + <a href="ft2-index.html" class="md-nav__link"> + Index + </a> + </li> + + + + + + + + + + + + <li class="md-nav__item md-nav__item--nested"> + + + <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_3" type="checkbox" id="__nav_3" > + + <label class="md-nav__link" for="__nav_3"> + General Remarks + <span class="md-nav__icon md-icon"></span> + </label> + <nav class="md-nav" aria-label="General Remarks" data-md-level="1"> + <label class="md-nav__title" for="__nav_3"> + <span class="md-nav__icon md-icon"></span> + General Remarks + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + <li class="md-nav__item"> + <a href="ft2-preamble.html" class="md-nav__link"> + Preamble + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-header_inclusion.html" class="md-nav__link"> + FreeType's header inclusion scheme + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-user_allocation.html" class="md-nav__link"> + User allocation + </a> + </li> + + + + </ul> + </nav> + </li> + + + + + + + + + + + + <li class="md-nav__item md-nav__item--nested"> + + + <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_4" type="checkbox" id="__nav_4" > + + <label class="md-nav__link" for="__nav_4"> + Core API + <span class="md-nav__icon md-icon"></span> + </label> + <nav class="md-nav" aria-label="Core API" data-md-level="1"> + <label class="md-nav__title" for="__nav_4"> + <span class="md-nav__icon md-icon"></span> + Core API + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + <li class="md-nav__item"> + <a href="ft2-basic_types.html" class="md-nav__link"> + Basic Data Types + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-library_setup.html" class="md-nav__link"> + Library Setup + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-face_creation.html" class="md-nav__link"> + Face Creation + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-font_testing_macros.html" class="md-nav__link"> + Font Testing Macros + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-sizing_and_scaling.html" class="md-nav__link"> + Sizing and Scaling + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-glyph_retrieval.html" class="md-nav__link"> + Glyph Retrieval + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-character_mapping.html" class="md-nav__link"> + Character Mapping + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-information_retrieval.html" class="md-nav__link"> + Information Retrieval + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-other_api_data.html" class="md-nav__link"> + Other API Data + </a> + </li> + + + + </ul> + </nav> + </li> + + + + + + + + + + + + + + <li class="md-nav__item md-nav__item--active md-nav__item--nested"> + + + <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_5" type="checkbox" id="__nav_5" checked> + + <label class="md-nav__link" for="__nav_5"> + Extended API + <span class="md-nav__icon md-icon"></span> + </label> + <nav class="md-nav" aria-label="Extended API" data-md-level="1"> + <label class="md-nav__title" for="__nav_5"> + <span class="md-nav__icon md-icon"></span> + Extended API + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + <li class="md-nav__item"> + <a href="ft2-glyph_variants.html" class="md-nav__link"> + Unicode Variation Sequences + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-color_management.html" class="md-nav__link"> + Glyph Color Management + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-layer_management.html" class="md-nav__link"> + Glyph Layer Management + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-glyph_management.html" class="md-nav__link"> + Glyph Management + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-mac_specific.html" class="md-nav__link"> + Mac Specific Interface + </a> + </li> + + + + + + + + + + <li class="md-nav__item md-nav__item--active"> + + <input class="md-nav__toggle md-toggle" data-md-toggle="toc" type="checkbox" id="__toc"> + + + + + + <label class="md-nav__link md-nav__link--active" for="__toc"> + Size Management + <span class="md-nav__icon md-icon"></span> + </label> + + <a href="ft2-sizes_management.html" class="md-nav__link md-nav__link--active"> + Size Management + </a> + + +<nav class="md-nav md-nav--secondary" aria-label="Table of contents"> + + + + + + + <label class="md-nav__title" for="__toc"> + <span class="md-nav__icon md-icon"></span> + Table of contents + </label> + <ul class="md-nav__list" data-md-component="toc" data-md-scrollfix> + + <li class="md-nav__item"> + <a href="#synopsis" class="md-nav__link"> + Synopsis + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_new_size" class="md-nav__link"> + FT_New_Size + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_done_size" class="md-nav__link"> + FT_Done_Size + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_activate_size" class="md-nav__link"> + FT_Activate_Size + </a> + +</li> + + </ul> + +</nav> + + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-header_file_macros.html" class="md-nav__link"> + Header File Macros + </a> + </li> + + + + </ul> + </nav> + </li> + + + + + + + + + + + + <li class="md-nav__item md-nav__item--nested"> + + + <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_6" type="checkbox" id="__nav_6" > + + <label class="md-nav__link" for="__nav_6"> + Format-Specific API + <span class="md-nav__icon md-icon"></span> + </label> + <nav class="md-nav" aria-label="Format-Specific API" data-md-level="1"> + <label class="md-nav__title" for="__nav_6"> + <span class="md-nav__icon md-icon"></span> + Format-Specific API + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + <li class="md-nav__item"> + <a href="ft2-multiple_masters.html" class="md-nav__link"> + Multiple Masters + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-truetype_tables.html" class="md-nav__link"> + TrueType Tables + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-type1_tables.html" class="md-nav__link"> + Type 1 Tables + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-sfnt_names.html" class="md-nav__link"> + SFNT Names + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-bdf_fonts.html" class="md-nav__link"> + BDF and PCF Files + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-cid_fonts.html" class="md-nav__link"> + CID Fonts + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-pfr_fonts.html" class="md-nav__link"> + PFR Fonts + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-winfnt_fonts.html" class="md-nav__link"> + Window FNT Files + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-svg_fonts.html" class="md-nav__link"> + OpenType SVG Fonts + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-font_formats.html" class="md-nav__link"> + Font Formats + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-gasp_table.html" class="md-nav__link"> + Gasp Table + </a> + </li> + + + + </ul> + </nav> + </li> + + + + + + + + + + + + <li class="md-nav__item md-nav__item--nested"> + + + <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_7" type="checkbox" id="__nav_7" > + + <label class="md-nav__link" for="__nav_7"> + Controlling FreeType Modules + <span class="md-nav__icon md-icon"></span> + </label> + <nav class="md-nav" aria-label="Controlling FreeType Modules" data-md-level="1"> + <label class="md-nav__title" for="__nav_7"> + <span class="md-nav__icon md-icon"></span> + Controlling FreeType Modules + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + <li class="md-nav__item"> + <a href="ft2-auto_hinter.html" class="md-nav__link"> + The auto-hinter + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-cff_driver.html" class="md-nav__link"> + The CFF driver + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-t1_cid_driver.html" class="md-nav__link"> + The Type 1 and CID drivers + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-tt_driver.html" class="md-nav__link"> + The TrueType driver + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-pcf_driver.html" class="md-nav__link"> + The PCF driver + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-ot_svg_driver.html" class="md-nav__link"> + The SVG driver + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-properties.html" class="md-nav__link"> + Driver properties + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-parameter_tags.html" class="md-nav__link"> + Parameter Tags + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-lcd_rendering.html" class="md-nav__link"> + Subpixel Rendering + </a> + </li> + + + + </ul> + </nav> + </li> + + + + + + + + + + + + <li class="md-nav__item md-nav__item--nested"> + + + <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_8" type="checkbox" id="__nav_8" > + + <label class="md-nav__link" for="__nav_8"> + Cache Sub-System + <span class="md-nav__icon md-icon"></span> + </label> + <nav class="md-nav" aria-label="Cache Sub-System" data-md-level="1"> + <label class="md-nav__title" for="__nav_8"> + <span class="md-nav__icon md-icon"></span> + Cache Sub-System + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + <li class="md-nav__item"> + <a href="ft2-cache_subsystem.html" class="md-nav__link"> + Cache Sub-System + </a> + </li> + + + + </ul> + </nav> + </li> + + + + + + + + + + + + <li class="md-nav__item md-nav__item--nested"> + + + <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_9" type="checkbox" id="__nav_9" > + + <label class="md-nav__link" for="__nav_9"> + Support API + <span class="md-nav__icon md-icon"></span> + </label> + <nav class="md-nav" aria-label="Support API" data-md-level="1"> + <label class="md-nav__title" for="__nav_9"> + <span class="md-nav__icon md-icon"></span> + Support API + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + <li class="md-nav__item"> + <a href="ft2-computations.html" class="md-nav__link"> + Computations + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-list_processing.html" class="md-nav__link"> + List Processing + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-outline_processing.html" class="md-nav__link"> + Outline Processing + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-quick_advance.html" class="md-nav__link"> + Quick retrieval of advance values + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-bitmap_handling.html" class="md-nav__link"> + Bitmap Handling + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-raster.html" class="md-nav__link"> + Scanline Converter + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-glyph_stroker.html" class="md-nav__link"> + Glyph Stroker + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-system_interface.html" class="md-nav__link"> + System Interface + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-module_management.html" class="md-nav__link"> + Module Management + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-gzip.html" class="md-nav__link"> + GZIP Streams + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-lzw.html" class="md-nav__link"> + LZW Streams + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-bzip2.html" class="md-nav__link"> + BZIP2 Streams + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-debugging_apis.html" class="md-nav__link"> + External Debugging APIs + </a> + </li> + + + + </ul> + </nav> + </li> + + + + + + + + + + + + <li class="md-nav__item md-nav__item--nested"> + + + <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_10" type="checkbox" id="__nav_10" > + + <label class="md-nav__link" for="__nav_10"> + Error Codes + <span class="md-nav__icon md-icon"></span> + </label> + <nav class="md-nav" aria-label="Error Codes" data-md-level="1"> + <label class="md-nav__title" for="__nav_10"> + <span class="md-nav__icon md-icon"></span> + Error Codes + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + <li class="md-nav__item"> + <a href="ft2-error_enumerations.html" class="md-nav__link"> + Error Enumerations + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-error_code_values.html" class="md-nav__link"> + Error Code Values + </a> + </li> + + + + </ul> + </nav> + </li> + + + + + + + + + + + + <li class="md-nav__item md-nav__item--nested"> + + + <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_11" type="checkbox" id="__nav_11" > + + <label class="md-nav__link" for="__nav_11"> + Miscellaneous + <span class="md-nav__icon md-icon"></span> + </label> + <nav class="md-nav" aria-label="Miscellaneous" data-md-level="1"> + <label class="md-nav__title" for="__nav_11"> + <span class="md-nav__icon md-icon"></span> + Miscellaneous + </label> + <ul class="md-nav__list" data-md-scrollfix> + + + + + + <li class="md-nav__item"> + <a href="ft2-gx_validation.html" class="md-nav__link"> + TrueTypeGX/AAT Validation + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-incremental.html" class="md-nav__link"> + Incremental Loading + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-truetype_engine.html" class="md-nav__link"> + The TrueType Engine + </a> + </li> + + + + + + + + <li class="md-nav__item"> + <a href="ft2-ot_validation.html" class="md-nav__link"> + OpenType Validation + </a> + </li> + + + + </ul> + </nav> + </li> + + + + </ul> +</nav> + </div> + </div> + </div> + + + + <div class="md-sidebar md-sidebar--secondary" data-md-component="sidebar" data-md-type="toc" > + <div class="md-sidebar__scrollwrap"> + <div class="md-sidebar__inner"> + +<nav class="md-nav md-nav--secondary" aria-label="Table of contents"> + + + + + + + <label class="md-nav__title" for="__toc"> + <span class="md-nav__icon md-icon"></span> + Table of contents + </label> + <ul class="md-nav__list" data-md-component="toc" data-md-scrollfix> + + <li class="md-nav__item"> + <a href="#synopsis" class="md-nav__link"> + Synopsis + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_new_size" class="md-nav__link"> + FT_New_Size + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_done_size" class="md-nav__link"> + FT_Done_Size + </a> + +</li> + + <li class="md-nav__item"> + <a href="#ft_activate_size" class="md-nav__link"> + FT_Activate_Size + </a> + +</li> + + </ul> + +</nav> + </div> + </div> + </div> + + + <div class="md-content" data-md-component="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#extended-api">Extended API</a> » Size Management</p> +<hr /> +<h1 id="size-management">Size Management<a class="headerlink" href="#size-management" title="Permanent link">¶</a></h1> +<h2 id="synopsis">Synopsis<a class="headerlink" href="#synopsis" title="Permanent link">¶</a></h2> +<p>When creating a new face object (e.g., with <code><a href="ft2-face_creation.html#ft_new_face">FT_New_Face</a></code>), an <code><a href="ft2-sizing_and_scaling.html#ft_size">FT_Size</a></code> object is automatically created and used to store all pixel-size dependent information, available in the <code>face->size</code> field.</p> +<p>It is however possible to create more sizes for a given face, mostly in order to manage several character pixel sizes of the same font family and style. See <code><a href="ft2-sizes_management.html#ft_new_size">FT_New_Size</a></code> and <code><a href="ft2-sizes_management.html#ft_done_size">FT_Done_Size</a></code>.</p> +<p>Note that <code><a href="ft2-sizing_and_scaling.html#ft_set_pixel_sizes">FT_Set_Pixel_Sizes</a></code> and <code><a href="ft2-sizing_and_scaling.html#ft_set_char_size">FT_Set_Char_Size</a></code> only modify the contents of the current ‘active’ size; you thus need to use <code><a href="ft2-sizes_management.html#ft_activate_size">FT_Activate_Size</a></code> to change it.</p> +<p>99% of applications won't need the functions provided here, especially if they use the caching sub-system, so be cautious when using these.</p> +<h2 id="ft_new_size">FT_New_Size<a class="headerlink" href="#ft_new_size" title="Permanent link">¶</a></h2> +<p>Defined in FT_SIZES_H (freetype/ftsizes.h).</p> +<div class = "codehilite"><pre><code> FT_EXPORT( <a href="ft2-basic_types.html#ft_error">FT_Error</a> ) + <b>FT_New_Size</b>( <a href="ft2-face_creation.html#ft_face">FT_Face</a> face, + <a href="ft2-sizing_and_scaling.html#ft_size">FT_Size</a>* size ); +</code></pre></div> + +<p>Create a new size object from a given face object.</p> +<h4>input</h4> +<table class="fields"> +<tr><td class="val" id="face">face</td><td class="desc"> +<p>A handle to a parent face object.</p> +</td></tr> +</table> + +<h4>output</h4> +<table class="fields"> +<tr><td class="val" id="asize">asize</td><td class="desc"> +<p>A handle to a new size object.</p> +</td></tr> +</table> + +<h4>return</h4> + +<p>FreeType error code. 0 means success.</p> +<h4>note</h4> + +<p>You need to call <code><a href="ft2-sizes_management.html#ft_activate_size">FT_Activate_Size</a></code> in order to select the new size for upcoming calls to <code><a href="ft2-sizing_and_scaling.html#ft_set_pixel_sizes">FT_Set_Pixel_Sizes</a></code>, <code><a href="ft2-sizing_and_scaling.html#ft_set_char_size">FT_Set_Char_Size</a></code>, <code><a href="ft2-glyph_retrieval.html#ft_load_glyph">FT_Load_Glyph</a></code>, <code><a href="ft2-character_mapping.html#ft_load_char">FT_Load_Char</a></code>, etc.</p> +<hr> + +<h2 id="ft_done_size">FT_Done_Size<a class="headerlink" href="#ft_done_size" title="Permanent link">¶</a></h2> +<p>Defined in FT_SIZES_H (freetype/ftsizes.h).</p> +<div class = "codehilite"><pre><code> FT_EXPORT( <a href="ft2-basic_types.html#ft_error">FT_Error</a> ) + <b>FT_Done_Size</b>( <a href="ft2-sizing_and_scaling.html#ft_size">FT_Size</a> size ); +</code></pre></div> + +<p>Discard a given size object. Note that <code><a href="ft2-face_creation.html#ft_done_face">FT_Done_Face</a></code> automatically discards all size objects allocated with <code><a href="ft2-sizes_management.html#ft_new_size">FT_New_Size</a></code>.</p> +<h4>input</h4> +<table class="fields"> +<tr><td class="val" id="size">size</td><td class="desc"> +<p>A handle to a target size object.</p> +</td></tr> +</table> + +<h4>return</h4> + +<p>FreeType error code. 0 means success.</p> +<hr> + +<h2 id="ft_activate_size">FT_Activate_Size<a class="headerlink" href="#ft_activate_size" title="Permanent link">¶</a></h2> +<p>Defined in FT_SIZES_H (freetype/ftsizes.h).</p> +<div class = "codehilite"><pre><code> FT_EXPORT( <a href="ft2-basic_types.html#ft_error">FT_Error</a> ) + <b>FT_Activate_Size</b>( <a href="ft2-sizing_and_scaling.html#ft_size">FT_Size</a> size ); +</code></pre></div> + +<p>Even though it is possible to create several size objects for a given face (see <code><a href="ft2-sizes_management.html#ft_new_size">FT_New_Size</a></code> for details), functions like <code><a href="ft2-glyph_retrieval.html#ft_load_glyph">FT_Load_Glyph</a></code> or <code><a href="ft2-character_mapping.html#ft_load_char">FT_Load_Char</a></code> only use the one that has been activated last to determine the ‘current character pixel size’.</p> +<p>This function can be used to ‘activate’ a previously created size object.</p> +<h4>input</h4> +<table class="fields"> +<tr><td class="val" id="size">size</td><td class="desc"> +<p>A handle to a target size object.</p> +</td></tr> +</table> + +<h4>return</h4> + +<p>FreeType error code. 0 means success.</p> +<h4>note</h4> + +<p>If <code>face</code> is the size's parent face object, this function changes the value of <code>face->size</code> to the input size handle.</p> +<hr> + + + + + + + + </article> + </div> + </div> + + </main> + + +<footer class="md-footer"> + + <nav class="md-footer__inner md-grid" aria-label="Footer"> + + + <a href="ft2-mac_specific.html" class="md-footer__link md-footer__link--prev" aria-label="Previous: Mac Specific Interface" rel="prev"> + <div class="md-footer__button md-icon"> + <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M20 11v2H8l5.5 5.5-1.42 1.42L4.16 12l7.92-7.92L13.5 5.5 8 11h12z"/></svg> + </div> + <div class="md-footer__title"> + <div class="md-ellipsis"> + <span class="md-footer__direction"> + Previous + </span> + Mac Specific Interface + </div> + </div> + </a> + + + + <a href="ft2-header_file_macros.html" class="md-footer__link md-footer__link--next" aria-label="Next: Header File Macros" rel="next"> + <div class="md-footer__title"> + <div class="md-ellipsis"> + <span class="md-footer__direction"> + Next + </span> + Header File Macros + </div> + </div> + <div class="md-footer__button md-icon"> + <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M4 11v2h12l-5.5 5.5 1.42 1.42L19.84 12l-7.92-7.92L10.5 5.5 16 11H4z"/></svg> + </div> + </a> + + </nav> + + <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 2023 <a href = "https://www.freetype.org/license.html">The FreeType Project</a>. + </div> + + Made with + <a href="https://squidfunk.github.io/mkdocs-material/" target="_blank" rel="noopener"> + Material for MkDocs + </a> + + </div> + + </div> + </div> +</footer> + + </div> + <div class="md-dialog" data-md-component="dialog"> + <div class="md-dialog__inner md-typeset"></div> + </div> + <script id="__config" type="application/json">{"base": ".", "features": [], "search": "assets/javascripts/workers/search.477d984a.min.js", "translations": {"clipboard.copied": "Copied to clipboard", "clipboard.copy": "Copy to clipboard", "search.config.lang": "en", "search.config.pipeline": "trimmer, stopWordFilter", "search.config.separator": "[\\s\\-]+", "search.placeholder": "Search", "search.result.more.one": "1 more on this page", "search.result.more.other": "# more on this page", "search.result.none": "No matching documents", "search.result.one": "1 matching document", "search.result.other": "# matching documents", "search.result.placeholder": "Type to start searching", "search.result.term.missing": "Missing", "select.version.title": "Select version"}, "version": null}</script> + + + <script src="assets/javascripts/bundle.82b56eb2.min.js"></script> + + <script src="javascripts/extra.js"></script> + + + </body> +</html>
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