forked from minhngoc25a/freetype2
8a9b63913f
* src/tools/docmaker/tohtml.py (html_header_3): Renamed to... (html_header_6): This. (html_header_3, html_header_3i, html_header_4, html_header_5, html_header_5t): New strings. (toc_footer_start, toc_footer_end): New strings. (HtmlFormatter::html_header): Updated. (HtmlFormatter::html_index_header, HtmlFormatter::html_toc_header): New strings. (HtmlFormatter::index_enter): Use `html_index_header'. (HtmlFormatter::index_exit): Print `html_footer'. (HtmlFormatter::toc_enter): Use `html_toc_header'. (HtmlFormatter::toc_exit): Print proper footer. Convert ~ to non-breakable space. * src/tools/docmaker/tohtml.py (make_html_para): Implement it. Update header files accordingly. Many other minor documentation fixes.
114 lines
3.7 KiB
C
114 lines
3.7 KiB
C
/***************************************************************************/
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/* */
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/* ftgasp.h */
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/* */
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/* Access of TrueType's `gasp' table (specification). */
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/* */
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/* Copyright 2007, 2008 by */
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/* David Turner, Robert Wilhelm, and Werner Lemberg. */
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/* */
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/* This file is part of the FreeType project, and may only be used, */
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/* modified, and distributed under the terms of the FreeType project */
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/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
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/* this file you indicate that you have read the license and */
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/* understand and accept it fully. */
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/* */
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/***************************************************************************/
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#ifndef _FT_GASP_H_
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#define _FT_GASP_H_
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#include <ft2build.h>
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#include FT_FREETYPE_H
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/***************************************************************************
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*
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* @section:
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* gasp_table
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*
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* @title:
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* Gasp Table
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*
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* @abstract:
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* Retrieving TrueType `gasp' table entries.
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*
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* @description:
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* The function @FT_Get_Gasp can be used to query a TrueType or OpenType
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* font for specific entries in its `gasp' table, if any. This is
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* mainly useful when implementing native TrueType hinting with the
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* bytecode interpreter to duplicate the Windows text rendering results.
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*/
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/*************************************************************************
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*
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* @enum:
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* FT_GASP_XXX
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*
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* @description:
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* A list of values and/or bit-flags returned by the @FT_Get_Gasp
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* function.
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*
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* @values:
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* FT_GASP_NO_TABLE ::
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* This special value means that there is no GASP table in this face.
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* It is up to the client to decide what to do.
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*
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* FT_GASP_DO_GRIDFIT ::
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* Grid-fitting and hinting should be performed at the specified ppem.
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* This *really* means TrueType bytecode interpretation.
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*
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* FT_GASP_DO_GRAY ::
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* Anti-aliased rendering should be performed at the specified ppem.
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*
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* FT_GASP_SYMMETRIC_SMOOTHING ::
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* Smoothing along multiple axes must be used with ClearType.
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*
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* FT_GASP_SYMMETRIC_GRIDFIT ::
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* Grid-fitting must be used with ClearType's symmetric smoothing.
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*
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* @note:
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* `ClearType' is Microsoft's implementation of LCD rendering, partly
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* protected by patents.
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*
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* @since:
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* 2.3.0
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*/
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#define FT_GASP_NO_TABLE -1
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#define FT_GASP_DO_GRIDFIT 0x01
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#define FT_GASP_DO_GRAY 0x02
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#define FT_GASP_SYMMETRIC_SMOOTHING 0x08
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#define FT_GASP_SYMMETRIC_GRIDFIT 0x10
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/*************************************************************************
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*
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* @func:
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* FT_Get_Gasp
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*
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* @description:
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* Read the `gasp' table from a TrueType or OpenType font file and
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* return the entry corresponding to a given character pixel size.
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*
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* @input:
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* face :: The source face handle.
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* ppem :: The vertical character pixel size.
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*
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* @return:
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* Bit flags (see @FT_GASP_XXX), or @FT_GASP_NO_TABLE if there is no
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* `gasp' table in the face.
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*
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* @since:
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* 2.3.0
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*/
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FT_EXPORT( FT_Int )
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FT_Get_Gasp( FT_Face face,
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FT_UInt ppem );
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/* */
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#endif /* _FT_GASP_H_ */
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/* END */
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