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-rw-r--r--src/3rdparty/freetype/include/freetype/ftsynth.h64
1 files changed, 42 insertions, 22 deletions
diff --git a/src/3rdparty/freetype/include/freetype/ftsynth.h b/src/3rdparty/freetype/include/freetype/ftsynth.h
index ff9fb43d96..af90967dda 100644
--- a/src/3rdparty/freetype/include/freetype/ftsynth.h
+++ b/src/3rdparty/freetype/include/freetype/ftsynth.h
@@ -1,20 +1,20 @@
-/***************************************************************************/
-/* */
-/* ftsynth.h */
-/* */
-/* FreeType synthesizing code for emboldening and slanting */
-/* (specification). */
-/* */
-/* Copyright 2000-2018 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. */
-/* */
-/***************************************************************************/
+/****************************************************************************
+ *
+ * ftsynth.h
+ *
+ * FreeType synthesizing code for emboldening and slanting
+ * (specification).
+ *
+ * Copyright (C) 2000-2023 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.
+ *
+ */
/*************************************************************************/
@@ -35,7 +35,7 @@
/* Main reason for not lifting the functions in this module to a */
- /* `standard' API is that the used parameters for emboldening and */
+ /* 'standard' API is that the used parameters for emboldening and */
/* slanting are not configurable. Consider the functions as a */
/* code resource that should be copied into the application and */
/* adapted to the particular needs. */
@@ -45,8 +45,7 @@
#define FTSYNTH_H_
-#include <ft2build.h>
-#include FT_FREETYPE_H
+#include <freetype/freetype.h>
#ifdef FREETYPE_H
#error "freetype.h of FreeType 1 has been loaded!"
@@ -57,7 +56,7 @@
FT_BEGIN_HEADER
- /* Embolden a glyph by a `reasonable' value (which is highly a matter of */
+ /* Embolden a glyph by a 'reasonable' value (which is highly a matter of */
/* taste). This function is actually a convenience function, providing */
/* a wrapper for @FT_Outline_Embolden and @FT_Bitmap_Embolden. */
/* */
@@ -69,10 +68,31 @@ FT_BEGIN_HEADER
FT_EXPORT( void )
FT_GlyphSlot_Embolden( FT_GlyphSlot slot );
- /* Slant an outline glyph to the right by about 12 degrees. */
+ /* Precisely adjust the glyph weight either horizontally or vertically. */
+ /* The `xdelta` and `ydelta` values are fractions of the face Em size */
+ /* (in fixed-point format). Considering that a regular face would have */
+ /* stem widths on the order of 0.1 Em, a delta of 0.05 (0x0CCC) should */
+ /* be very noticeable. To increase or decrease the weight, use positive */
+ /* or negative values, respectively. */
+ FT_EXPORT( void )
+ FT_GlyphSlot_AdjustWeight( FT_GlyphSlot slot,
+ FT_Fixed xdelta,
+ FT_Fixed ydelta );
+
+
+ /* Slant an outline glyph to the right by about 12 degrees. */
FT_EXPORT( void )
FT_GlyphSlot_Oblique( FT_GlyphSlot slot );
+ /* Slant an outline glyph by a given sine of an angle. You can apply */
+ /* slant along either x- or y-axis by choosing a corresponding non-zero */
+ /* argument. If both slants are non-zero, some affine transformation */
+ /* will result. */
+ FT_EXPORT( void )
+ FT_GlyphSlot_Slant( FT_GlyphSlot slot,
+ FT_Fixed xslant,
+ FT_Fixed yslant );
+
/* */