167 lines
4.1 KiB
C
167 lines
4.1 KiB
C
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/***********************************************************
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Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Digital not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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******************************************************************/
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#ifndef FONT_H
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#define FONT_H
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#ifndef BitmapFormatByteOrderMask
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#include "fsmasks.h"
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#endif
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/* data structures */
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#ifndef _XTYPEDEF_FONTPTR
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typedef struct _Font *FontPtr;
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#define _XTYPEDEF_FONTPTR
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#endif
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typedef struct _FontInfo *FontInfoPtr;
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typedef struct _FontProp *FontPropPtr;
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typedef struct _ExtentInfo *ExtentInfoPtr;
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typedef struct _FontPathElement *FontPathElementPtr;
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#ifndef _XTYPEDEF_CHARINFOPTR
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typedef struct _CharInfo *CharInfoPtr;
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#define _XTYPEDEF_CHARINFOPTR
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#endif
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typedef struct _FontNames *FontNamesPtr;
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typedef struct _FontResolution *FontResolutionPtr;
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#define NullCharInfo ((CharInfoPtr) 0)
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#define NullFont ((FontPtr) 0)
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#define NullFontInfo ((FontInfoPtr) 0)
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/* draw direction */
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#define LeftToRight 0
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#define RightToLeft 1
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#define BottomToTop 2
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#define TopToBottom 3
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typedef int DrawDirection;
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#define NO_SUCH_CHAR -1
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#define FontAliasType 0x1000
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#define AllocError 80
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#define StillWorking 81
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#define FontNameAlias 82
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#define BadFontName 83
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#define Suspended 84
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#define Successful 85
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#define BadFontPath 86
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#define BadCharRange 87
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#define BadFontFormat 88
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#define FPEResetFailed 89 /* for when an FPE reset won't work */
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/* OpenFont flags */
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#define FontLoadInfo 0x0001
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#define FontLoadProps 0x0002
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#define FontLoadMetrics 0x0004
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#define FontLoadBitmaps 0x0008
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#define FontLoadAll 0x000f
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#define FontOpenSync 0x0010
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#define FontReopen 0x0020
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/* Query flags */
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#define LoadAll 0x1
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#define FinishRamge 0x2
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#define EightBitFont 0x4
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#define SixteenBitFont 0x8
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/* Glyph Caching Modes */
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#define CACHING_OFF 0
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#define CACHE_16_BIT_GLYPHS 1
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#define CACHE_ALL_GLYPHS 2
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#define DEFAULT_GLYPH_CACHING_MODE CACHE_16_BIT_GLYPHS
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extern int glyphCachingMode;
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struct _Client;
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extern int StartListFontsWithInfo(
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struct _Client * /*client*/,
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int /*length*/,
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unsigned char * /*pattern*/,
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int /*max_names*/
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);
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extern FontNamesPtr MakeFontNamesRecord(
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unsigned /* size */
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);
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extern void FreeFontNames(
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FontNamesPtr /* pFN*/
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);
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extern int AddFontNamesName(
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FontNamesPtr /* names */,
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char * /* name */,
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int /* length */
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);
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#if 0 /* unused */
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extern int FontToFSError();
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extern FontResolutionPtr GetClientResolution();
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#endif
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typedef struct _FontPatternCache *FontPatternCachePtr;
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extern FontPatternCachePtr MakeFontPatternCache (
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void
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);
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extern void FreeFontPatternCache (
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FontPatternCachePtr /* cache */
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);
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extern void EmptyFontPatternCache (
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FontPatternCachePtr /* cache */
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);
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extern void CacheFontPattern (
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FontPatternCachePtr /* cache */,
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char * /* pattern */,
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int /* patlen */,
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FontPtr /* pFont */
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);
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extern FontResolutionPtr GetClientResolutions(
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int * /* num */
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);
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extern FontPtr FindCachedFontPattern (
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FontPatternCachePtr /* cache */,
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char * /* pattern */,
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int /* patlen */
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);
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extern void RemoveCachedFontPattern (
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FontPatternCachePtr /* cache */,
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FontPtr /* pFont */
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);
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typedef enum {
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Linear8Bit, TwoD8Bit, Linear16Bit, TwoD16Bit
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} FontEncoding;
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#endif /* FONT_H */
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