105 lines
3.8 KiB
C
105 lines
3.8 KiB
C
/* $Xorg: bitmap.h,v 1.4 2001/02/09 02:04:04 xorgcvs Exp $ */
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/*
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Copyright 1990, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
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OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall
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not be used in advertising or otherwise to promote the sale, use or
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other dealings in this Software without prior written authorization
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from The Open Group.
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*/
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/* $XFree86: xc/lib/font/include/bitmap.h,v 1.9 2001/01/17 19:43:31 dawes Exp $ */
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/*
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* Author: Keith Packard, MIT X Consortium
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*/
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#ifndef _BITMAP_H_
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#define _BITMAP_H_
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#include <X11/fonts/fntfilio.h>
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#include <stdio.h> /* just for NULL */
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/*
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* Internal format used to store bitmap fonts
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*/
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/* number of encoding entries in one segment */
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#define BITMAP_FONT_SEGMENT_SIZE 128
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typedef struct _BitmapExtra {
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Atom *glyphNames;
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int *sWidths;
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CARD32 bitmapsSizes[GLYPHPADOPTIONS];
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FontInfoRec info;
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} BitmapExtraRec, *BitmapExtraPtr;
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typedef struct _BitmapFont {
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unsigned version_num;
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int num_chars;
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int num_tables;
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CharInfoPtr metrics; /* font metrics, including glyph pointers */
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xCharInfo *ink_metrics; /* ink metrics */
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char *bitmaps; /* base of bitmaps, useful only to free */
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CharInfoPtr **encoding; /* array of arrays of char info pointers */
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CharInfoPtr pDefault; /* default character */
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BitmapExtraPtr bitmapExtra; /* stuff not used by X server */
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} BitmapFontRec, *BitmapFontPtr;
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#define ACCESSENCODING(enc,i) \
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(enc[(i)/BITMAP_FONT_SEGMENT_SIZE]?\
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(enc[(i)/BITMAP_FONT_SEGMENT_SIZE][(i)%BITMAP_FONT_SEGMENT_SIZE]):\
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0)
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#define ACCESSENCODINGL(enc,i) \
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(enc[(i)/BITMAP_FONT_SEGMENT_SIZE][(i)%BITMAP_FONT_SEGMENT_SIZE])
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#define SEGMENT_MAJOR(n) ((n)/BITMAP_FONT_SEGMENT_SIZE)
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#define SEGMENT_MINOR(n) ((n)%BITMAP_FONT_SEGMENT_SIZE)
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#define NUM_SEGMENTS(n) \
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(((n)+BITMAP_FONT_SEGMENT_SIZE-1)/BITMAP_FONT_SEGMENT_SIZE)
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extern int bitmapGetGlyphs ( FontPtr pFont, unsigned long count,
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unsigned char *chars, FontEncoding charEncoding,
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unsigned long *glyphCount, CharInfoPtr *glyphs );
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extern int bitmapGetMetrics ( FontPtr pFont, unsigned long count,
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unsigned char *chars, FontEncoding charEncoding,
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unsigned long *glyphCount, xCharInfo **glyphs );
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extern void bitmapComputeFontBounds ( FontPtr pFont );
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extern void bitmapComputeFontInkBounds ( FontPtr pFont );
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extern Bool bitmapAddInkMetrics ( FontPtr pFont );
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extern int bitmapComputeWeight ( FontPtr pFont );
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extern void BitmapRegisterFontFileFunctions ( void );
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extern int BitmapOpenScalable ( FontPathElementPtr fpe, FontPtr *pFont,
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int flags, FontEntryPtr entry, char *fileName,
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FontScalablePtr vals, fsBitmapFormat format,
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fsBitmapFormatMask fmask,
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FontPtr non_cachable_font );
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extern int BitmapGetInfoScalable ( FontPathElementPtr fpe,
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FontInfoPtr pFontInfo, FontEntryPtr entry,
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FontNamePtr fontName, char *fileName,
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FontScalablePtr vals );
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#endif /* _BITMAP_H_ */
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