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Unified Diff: core/include/thirdparties/freetype/freetype/ftautoh.h

Issue 815103002: Update freetype to 2.5.4. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Adjust GYP and GN Created 6 years ago
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Index: core/include/thirdparties/freetype/freetype/ftautoh.h
diff --git a/core/include/thirdparties/freetype/freetype/ftautoh.h b/core/include/thirdparties/freetype/freetype/ftautoh.h
deleted file mode 100644
index 6edd9f4b734774c16beedcfec69aae7c328d6bbb..0000000000000000000000000000000000000000
--- a/core/include/thirdparties/freetype/freetype/ftautoh.h
+++ /dev/null
@@ -1,357 +0,0 @@
-/***************************************************************************/
-/* */
-/* ftautoh.h */
-/* */
-/* FreeType API for controlling the auto-hinter (specification only). */
-/* */
-/* Copyright 2012, 2013 by */
-/* David Turner, Robert Wilhelm, and Werner Lemberg. */
-/* */
-/* This file is part of the FreeType project, and may only be used, */
-/* modified, and distributed under the terms of the FreeType project */
-/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
-/* this file you indicate that you have read the license and */
-/* understand and accept it fully. */
-/* */
-/***************************************************************************/
-
-
-#ifndef __FTAUTOH_H__
-#define __FTAUTOH_H__
-
-#include "../ft2build.h"
-#include "freetype.h"
-
-#ifdef FREETYPE_H
-#error "freetype.h of FreeType 1 has been loaded!"
-#error "Please fix the directory search order for header files"
-#error "so that freetype.h of FreeType 2 is found first."
-#endif
-
-
-FT_BEGIN_HEADER
-
-
- /**************************************************************************
- *
- * @section:
- * auto_hinter
- *
- * @title:
- * The auto-hinter
- *
- * @abstract:
- * Controlling the auto-hinting module.
- *
- * @description:
- * While FreeType's auto-hinter doesn't expose API functions by itself,
- * it is possible to control its behaviour with @FT_Property_Set and
- * @FT_Property_Get. The following lists the available properties
- * together with the necessary macros and structures.
- *
- * Note that the auto-hinter's module name is `autofitter' for
- * historical reasons.
- *
- */
-
-
- /**************************************************************************
- *
- * @property:
- * glyph-to-script-map
- *
- * @description:
- * *Experimental* *only*
- *
- * The auto-hinter provides various script modules to hint glyphs.
- * Examples of supported scripts are Latin or CJK. Before a glyph is
- * auto-hinted, the Unicode character map of the font gets examined, and
- * the script is then determined based on Unicode character ranges, see
- * below.
- *
- * OpenType fonts, however, often provide much more glyphs than
- * character codes (small caps, superscripts, ligatures, swashes, etc.),
- * to be controlled by so-called `features'. Handling OpenType features
- * can be quite complicated and thus needs a separate library on top of
- * FreeType.
- *
- * The mapping between glyph indices and scripts (in the auto-hinter
- * sense, see the @FT_AUTOHINTER_SCRIPT_XXX values) is stored as an
- * array with `num_glyphs' elements, as found in the font's @FT_Face
- * structure. The `glyph-to-script-map' property returns a pointer to
- * this array which can be modified as needed. Note that the
- * modification should happen before the first glyph gets processed by
- * the auto-hinter so that the global analysis of the font shapes
- * actually uses the modified mapping.
- *
- * The following example code demonstrates how to access it (omitting
- * the error handling).
- *
- * {
- * FT_Library library;
- * FT_Face face;
- * FT_Prop_GlyphToScriptMap prop;
- *
- *
- * FT_Init_FreeType( &library );
- * FT_New_Face( library, "foo.ttf", 0, &face );
- *
- * prop.face = face;
- *
- * FT_Property_Get( library, "autofitter",
- * "glyph-to-script-map", &prop );
- *
- * // adjust `prop.map' as needed right here
- *
- * FT_Load_Glyph( face, ..., FT_LOAD_FORCE_AUTOHINT );
- * }
- *
- */
-
-
- /**************************************************************************
- *
- * @enum:
- * FT_AUTOHINTER_SCRIPT_XXX
- *
- * @description:
- * *Experimental* *only*
- *
- * A list of constants used for the @glyph-to-script-map property to
- * specify the script submodule the auto-hinter should use for hinting a
- * particular glyph.
- *
- * @values:
- * FT_AUTOHINTER_SCRIPT_NONE ::
- * Don't auto-hint this glyph.
- *
- * FT_AUTOHINTER_SCRIPT_LATIN ::
- * Apply the latin auto-hinter. For the auto-hinter, `latin' is a
- * very broad term, including Cyrillic and Greek also since characters
- * from those scripts share the same design constraints.
- *
- * By default, characters from the following Unicode ranges are
- * assigned to this submodule.
- *
- * {
- * U+0020 - U+007F // Basic Latin (no control characters)
- * U+00A0 - U+00FF // Latin-1 Supplement (no control characters)
- * U+0100 - U+017F // Latin Extended-A
- * U+0180 - U+024F // Latin Extended-B
- * U+0250 - U+02AF // IPA Extensions
- * U+02B0 - U+02FF // Spacing Modifier Letters
- * U+0300 - U+036F // Combining Diacritical Marks
- * U+0370 - U+03FF // Greek and Coptic
- * U+0400 - U+04FF // Cyrillic
- * U+0500 - U+052F // Cyrillic Supplement
- * U+1D00 - U+1D7F // Phonetic Extensions
- * U+1D80 - U+1DBF // Phonetic Extensions Supplement
- * U+1DC0 - U+1DFF // Combining Diacritical Marks Supplement
- * U+1E00 - U+1EFF // Latin Extended Additional
- * U+1F00 - U+1FFF // Greek Extended
- * U+2000 - U+206F // General Punctuation
- * U+2070 - U+209F // Superscripts and Subscripts
- * U+20A0 - U+20CF // Currency Symbols
- * U+2150 - U+218F // Number Forms
- * U+2460 - U+24FF // Enclosed Alphanumerics
- * U+2C60 - U+2C7F // Latin Extended-C
- * U+2DE0 - U+2DFF // Cyrillic Extended-A
- * U+2E00 - U+2E7F // Supplemental Punctuation
- * U+A640 - U+A69F // Cyrillic Extended-B
- * U+A720 - U+A7FF // Latin Extended-D
- * U+FB00 - U+FB06 // Alphab. Present. Forms (Latin Ligatures)
- * U+1D400 - U+1D7FF // Mathematical Alphanumeric Symbols
- * U+1F100 - U+1F1FF // Enclosed Alphanumeric Supplement
- * }
- *
- * FT_AUTOHINTER_SCRIPT_CJK ::
- * Apply the CJK auto-hinter, covering Chinese, Japanese, Korean, old
- * Vietnamese, and some other scripts.
- *
- * By default, characters from the following Unicode ranges are
- * assigned to this submodule.
- *
- * {
- * U+1100 - U+11FF // Hangul Jamo
- * U+2E80 - U+2EFF // CJK Radicals Supplement
- * U+2F00 - U+2FDF // Kangxi Radicals
- * U+2FF0 - U+2FFF // Ideographic Description Characters
- * U+3000 - U+303F // CJK Symbols and Punctuation
- * U+3040 - U+309F // Hiragana
- * U+30A0 - U+30FF // Katakana
- * U+3100 - U+312F // Bopomofo
- * U+3130 - U+318F // Hangul Compatibility Jamo
- * U+3190 - U+319F // Kanbun
- * U+31A0 - U+31BF // Bopomofo Extended
- * U+31C0 - U+31EF // CJK Strokes
- * U+31F0 - U+31FF // Katakana Phonetic Extensions
- * U+3200 - U+32FF // Enclosed CJK Letters and Months
- * U+3300 - U+33FF // CJK Compatibility
- * U+3400 - U+4DBF // CJK Unified Ideographs Extension A
- * U+4DC0 - U+4DFF // Yijing Hexagram Symbols
- * U+4E00 - U+9FFF // CJK Unified Ideographs
- * U+A960 - U+A97F // Hangul Jamo Extended-A
- * U+AC00 - U+D7AF // Hangul Syllables
- * U+D7B0 - U+D7FF // Hangul Jamo Extended-B
- * U+F900 - U+FAFF // CJK Compatibility Ideographs
- * U+FE10 - U+FE1F // Vertical forms
- * U+FE30 - U+FE4F // CJK Compatibility Forms
- * U+FF00 - U+FFEF // Halfwidth and Fullwidth Forms
- * U+1B000 - U+1B0FF // Kana Supplement
- * U+1D300 - U+1D35F // Tai Xuan Hing Symbols
- * U+1F200 - U+1F2FF // Enclosed Ideographic Supplement
- * U+20000 - U+2A6DF // CJK Unified Ideographs Extension B
- * U+2A700 - U+2B73F // CJK Unified Ideographs Extension C
- * U+2B740 - U+2B81F // CJK Unified Ideographs Extension D
- * U+2F800 - U+2FA1F // CJK Compatibility Ideographs Supplement
- * }
- *
- * FT_AUTOHINTER_SCRIPT_INDIC ::
- * Apply the indic auto-hinter, covering all major scripts from the
- * Indian sub-continent and some other related scripts like Thai, Lao,
- * or Tibetan.
- *
- * By default, characters from the following Unicode ranges are
- * assigned to this submodule.
- *
- * {
- * U+0900 - U+0DFF // Indic Range
- * U+0F00 - U+0FFF // Tibetan
- * U+1900 - U+194F // Limbu
- * U+1B80 - U+1BBF // Sundanese
- * U+1C80 - U+1CDF // Meetei Mayak
- * U+A800 - U+A82F // Syloti Nagri
- * U+11800 - U+118DF // Sharada
- * }
- *
- * Note that currently Indic support is rudimentary only, missing blue
- * zone support.
- *
- */
-#define FT_AUTOHINTER_SCRIPT_NONE 0
-#define FT_AUTOHINTER_SCRIPT_LATIN 1
-#define FT_AUTOHINTER_SCRIPT_CJK 2
-#define FT_AUTOHINTER_SCRIPT_INDIC 3
-
-
- /**************************************************************************
- *
- * @struct:
- * FT_Prop_GlyphToScriptMap
- *
- * @description:
- * *Experimental* *only*
- *
- * The data exchange structure for the @glyph-to-script-map property.
- *
- */
- typedef struct FT_Prop_GlyphToScriptMap_
- {
- FT_Face face;
- FT_Byte* map;
-
- } FT_Prop_GlyphToScriptMap;
-
-
- /**************************************************************************
- *
- * @property:
- * fallback-script
- *
- * @description:
- * *Experimental* *only*
- *
- * If no auto-hinter script module can be assigned to a glyph, a
- * fallback script gets assigned to it (see also the
- * @glyph-to-script-map property). By default, this is
- * @FT_AUTOHINTER_SCRIPT_CJK. Using the `fallback-script' property,
- * this fallback value can be changed.
- *
- * {
- * FT_Library library;
- * FT_UInt fallback_script = FT_AUTOHINTER_SCRIPT_NONE;
- *
- *
- * FT_Init_FreeType( &library );
- *
- * FT_Property_Set( library, "autofitter",
- * "fallback-script", &fallback_script );
- * }
- *
- * @note:
- * This property can be used with @FT_Property_Get also.
- *
- * It's important to use the right timing for changing this value: The
- * creation of the glyph-to-script map which eventually uses the
- * fallback script value gets triggered either by setting or reading a
- * face-specific property like @glyph-to-script-map, or by auto-hinting
- * any glyph from that face. In particular, if you have already created
- * an @FT_Face structure but not loaded any glyph (using the
- * auto-hinter), a change of the fallback glyph will affect this face.
- *
- */
-
-
- /**************************************************************************
- *
- * @property:
- * increase-x-height
- *
- * @description:
- * For ppem values in the range 6~<= ppem <= `increase-x-height', round
- * up the font's x~height much more often than normally. If the value
- * is set to~0, which is the default, this feature is switched off. Use
- * this property to improve the legibility of small font sizes if
- * necessary.
- *
- * {
- * FT_Library library;
- * FT_Face face;
- * FT_Prop_IncreaseXHeight prop;
- *
- *
- * FT_Init_FreeType( &library );
- * FT_New_Face( library, "foo.ttf", 0, &face );
- * FT_Set_Char_Size( face, 10 * 64, 0, 72, 0 );
- *
- * prop.face = face;
- * prop.limit = 14;
- *
- * FT_Property_Set( library, "autofitter",
- * "increase-x-height", &prop );
- * }
- *
- * @note:
- * This property can be used with @FT_Property_Get also.
- *
- * Set this value right after calling @FT_Set_Char_Size, but before
- * loading any glyph (using the auto-hinter).
- *
- */
-
-
- /**************************************************************************
- *
- * @struct:
- * FT_Prop_IncreaseXHeight
- *
- * @description:
- * The data exchange structure for the @increase-x-height property.
- *
- */
- typedef struct FT_Prop_IncreaseXHeight_
- {
- FT_Face face;
- FT_UInt limit;
-
- } FT_Prop_IncreaseXHeight;
-
-
- /* */
-
-FT_END_HEADER
-
-#endif /* __FTAUTOH_H__ */
-
-
-/* END */
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