ref: 8ce47b1da6cb99515d66896a170807f0e5a03e32
parent: ffd43a6fc86c32c6e0b406fd7bdcac0804ac2b11
author: David Turner <[email protected]>
date: Tue Apr 25 12:09:55 EDT 2000
added new auto-hinter driver interface ! modified tttypes.h to use the new "include/tttables.h"
--- /dev/null
+++ b/src/shared/autohint.h
@@ -1,0 +1,117 @@
+/***************************************************************************/
+/* */
+/* autohint.h */
+/* */
+/* High-level `autohint" driver interface (specification) */
+/* */
+/* Copyright 1996-2000 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. */
+/* */
+/* */
+/* The auto-hinter is used to load and automatically hint glyphs */
+/* when a format-specific hinter isn't available.. */
+/* */
+/***************************************************************************/
+
+#ifndef AUTOHINT_H
+#define AUTOHINT_H
+
+#include <freetype.h>
+
+ /***********************************************************************
+ *
+ * <FuncType>
+ * FT_AutoHinter_Init_Func
+ *
+ * <Description>
+ * Each face can have its own auto-hinter object. This function
+ * is used to initialise it. Its role is to perform a few statistics
+ * on the face's content in order to compute global metrics like
+ * blue zones and standard width/heights.
+ *
+ * <Input>
+ * face :: handle to the face.
+ *
+ * <Note>
+ * this function will call FT_Load_Glyph several times in order to
+ * compute various statistics on the face's glyphs. This means that
+ * the face handle must be valid when calling it.
+ *
+ * This function set the "hinter" and "hinter_len" fields of 'face'.
+ */
+ typedef FT_Error (*FT_AutoHinter_Init_Func)( FT_Face face );
+
+
+ /***********************************************************************
+ *
+ * <FuncType>
+ * FT_AutoHinter_Done_Func
+ *
+ * <Description>
+ * Each face can have its own auto-hinter object. This function
+ * is used to finalise and destroy it.
+ *
+ * <Input>
+ * face :: handle to the face.
+ *
+ * <Note>
+ * This function clears the "hinter" and "hinter_len" fields of
+ * "face". However, the face object is still valid and can be used
+ * to load un-hinted glyphs..
+ *
+ */
+ typedef void (*FT_AutoHinter_Done_Func)( FT_Face face );
+
+
+ /***********************************************************************
+ *
+ * <FuncType>
+ * FT_AutoHinter_Load_Func
+ *
+ * <Description>
+ * This function is used to load, scale and automatically hint a glyph
+ * from a given face.
+ *
+ * <Input>
+ * face :: handle to the face.
+ * glyph_index :: glyph index
+ * load_flags :: load flags
+ *
+ * <Note>
+ * This function is capable of loading composite glyphs by hinting
+ * each sub-glyph independently (which improves quality).
+ *
+ * It will call the font driver with FT_Load_Glyph, with FT_LOAD_NO_SCALE
+ * set..
+ *
+ */
+ typedef FT_Error (*FT_AutoHinter_Load_Func)( FT_Face face,
+ FT_UInt glyph_index,
+ FT_ULong load_flags );
+
+ /***********************************************************************
+ *
+ * <Struct>
+ * FT_AutoHinter_Interface
+ *
+ * <Description>
+ * The auto-hinter module's interface.
+ *
+ */
+ typedef struct FT_AutoHinter_Interface
+ {+ FT_AutoHinter_Init_Func init_autohinter;
+ FT_AutoHinter_Done_Func done_autohinter;
+ FT_AutoHinter_Load_Func load_glyph;
+
+ } FT_AutoHinter_Interface;
+
+#endif /* AUTOHINT_H */
+
+
--- a/src/shared/tttypes.h
+++ b/src/shared/tttypes.h
@@ -24,7 +24,7 @@
#define TTTYPES_H
-#include <freetype.h>
+#include <tttables.h>
#ifdef __cplusplus
@@ -423,6 +423,7 @@
} TT_Table;
+#if 0
/*************************************************************************/
/* */
/* <Struct> */
@@ -787,7 +788,7 @@
/* load them by default. See the ttpost.c file. */
} TT_Postscript;
-
+#endif
/*************************************************************************/
/* */