diff options
Diffstat (limited to 'libXfont/src/bitmap/snfstr.h')
| -rw-r--r-- | libXfont/src/bitmap/snfstr.h | 366 |
1 files changed, 182 insertions, 184 deletions
diff --git a/libXfont/src/bitmap/snfstr.h b/libXfont/src/bitmap/snfstr.h index 531b19c62..89372669e 100644 --- a/libXfont/src/bitmap/snfstr.h +++ b/libXfont/src/bitmap/snfstr.h @@ -1,184 +1,182 @@ -/* $Xorg: snfstr.h,v 1.4 2001/02/09 02:04:02 xorgcvs Exp $ */ -/*********************************************************** -Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. - - All Rights Reserved - -Permission to use, copy, modify, and distribute this software and its -documentation for any purpose and without fee is hereby granted, -provided that the above copyright notice appear in all copies and that -both that copyright notice and this permission notice appear in -supporting documentation, and that the name of Digital not be -used in advertising or publicity pertaining to distribution of the -software without specific, written prior permission. - -DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING -ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL -DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR -ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, -WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, -ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS -SOFTWARE. - -******************************************************************/ - -/* - -Copyright 1994, 1998 The Open Group - -Permission to use, copy, modify, distribute, and sell this software and its -documentation for any purpose is hereby granted without fee, provided that -the above copyright notice appear in all copies and that both that -copyright notice and this permission notice appear in supporting -documentation. - -The above copyright notice and this permission notice shall be included -in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR -OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, -ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR -OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of The Open Group shall -not be used in advertising or otherwise to promote the sale, use or -other dealings in this Software without prior written authorization -from The Open Group. - -*/ -/* $XFree86: xc/lib/font/bitmap/snfstr.h,v 1.5 2001/12/14 19:56:47 dawes Exp $ */ - -#ifndef SNFSTR_H -#define SNFSTR_H 1 - -#include <X11/fonts/fntfilio.h> - -/*- - * This file describes the Server Natural Font format. - * SNF fonts are both CPU-dependent and frame buffer bit order dependent. - * This file is used by: - * 1) the server, to hold font information read out of font files. - * 2) font converters - * - * Each font file contains the following - * data structures, with no padding in-between. - * - * 1) The XFONTINFO structure - * hand-padded to a two-short boundary. - * maxbounds.byteoffset is the total number of bytes in the - * glpyh array - * maxbounds.bitOffset is thetotal width of the unpadded font - * - * 2) The XCHARINFO array - * indexed directly with character codes, both on disk - * and in memory. - * - * 3) Character glyphs - * padded in the server-natural way, and - * ordered in the device-natural way. - * End of glyphs padded to 32-bit boundary. - * - * 4) nProps font properties - * - * 5) a sequence of null-terminated strings, for font properties - */ - -#define FONT_FILE_VERSION 4 - -typedef struct _snfFontProp { - CARD32 name; /* offset of string */ - INT32 value; /* number or offset of string */ - Bool indirect; /* value is a string offset */ -} snfFontPropRec; - -/* - * the following macro definitions describe a font file image in memory - */ -#define ADDRCharInfoRec( pfi) \ - ((snfCharInfoRec *) &(pfi)[1]) - -#define ADDRCHARGLYPHS( pfi) \ - (((char *) &(pfi)[1]) + BYTESOFCHARINFO(pfi)) - -/* - * pad out glyphs to a CARD32 boundary - */ -#define ADDRXFONTPROPS( pfi) \ - ((snfFontPropRec *) ((char *)ADDRCHARGLYPHS( pfi) + BYTESOFGLYPHINFO(pfi))) - -#define ADDRSTRINGTAB( pfi) \ - ((char *)ADDRXFONTPROPS( pfi) + BYTESOFPROPINFO(pfi)) - -#define n2dChars(pfi) (((pfi)->lastRow - (pfi)->firstRow + 1) * \ - ((pfi)->lastCol - (pfi)->firstCol + 1)) -#define BYTESOFFONTINFO(pfi) (sizeof(snfFontInfoRec)) -#define BYTESOFCHARINFO(pfi) (sizeof(snfCharInfoRec) * n2dChars(pfi)) -#define BYTESOFPROPINFO(pfi) (sizeof(snfFontPropRec) * (pfi)->nProps) -#define BYTESOFSTRINGINFO(pfi) ((pfi)->lenStrings) -#define BYTESOFGLYPHINFO(pfi) (((pfi)->maxbounds.byteOffset+3) & ~0x3) -#define BYTESOFINKINFO(pfi) (sizeof(snfCharInfoRec) * n2dChars(pfi)) - -typedef struct _snfFontProp *snfFontPropPtr; -typedef struct _snfCharInfo *snfCharInfoPtr; -typedef struct _snfFontInfo *snfFontInfoPtr; - -typedef struct _snfCharInfo { - xCharInfo metrics; /* info preformatted for Queries */ - unsigned byteOffset:24; /* byte offset of the raster from pGlyphs */ - unsigned exists:1; /* true iff glyph exists for this char */ - unsigned pad:7; /* must be zero for now */ -} snfCharInfoRec; - -typedef struct _snfFontInfo { - unsigned int version1; /* version stamp */ - unsigned int allExist; - unsigned int drawDirection; - unsigned int noOverlap; /* true if: - * max(rightSideBearing-characterWidth) <= - * minbounds->metrics.leftSideBearing */ - unsigned int constantMetrics; - unsigned int terminalFont; /* Should be deprecated! true if: constant - * metrics && leftSideBearing == 0 && - * rightSideBearing == characterWidth && - * ascent == fontAscent && descent == - * fontDescent */ - unsigned int linear:1; /* true if firstRow == lastRow */ - unsigned int constantWidth:1; /* true if - * minbounds->metrics.characterWidth - * == - * maxbounds->metrics.characterWidth */ - unsigned int inkInside:1; /* true if for all defined glyphs: - * leftSideBearing >= 0 && rightSideBearing <= - * characterWidth && -fontDescent <= ascent <= - * fontAscent && -fontAscent <= descent <= - * fontDescent */ - unsigned int inkMetrics:1; /* ink metrics != bitmap metrics */ - /* used with terminalFont */ - /* see font's pInk{CI,Min,Max} */ - unsigned int padding:28; - unsigned int firstCol; - unsigned int lastCol; - unsigned int firstRow; - unsigned int lastRow; - unsigned int nProps; - unsigned int lenStrings; /* length in bytes of string table */ - unsigned int chDefault; /* default character */ - int fontDescent; /* minimum for quality typography */ - int fontAscent; /* minimum for quality typography */ - snfCharInfoRec minbounds; /* MIN of glyph metrics over all chars */ - snfCharInfoRec maxbounds; /* MAX of glyph metrics over all chars */ - unsigned int pixDepth; /* intensity bits per pixel */ - unsigned int glyphSets; /* number of sets of glyphs, for sub-pixel - * positioning */ - unsigned int version2; /* version stamp double-check */ -} snfFontInfoRec; - -extern void SnfSetFormat ( int bit, int byte, int glyph, int scan ); -extern int snfReadFont ( FontPtr pFont, FontFilePtr file, - int bit, int byte, int glyph, int scan ); -extern int snfReadFontInfo ( FontInfoPtr pFontInfo, FontFilePtr file ); - -#endif /* SNFSTR_H */ +/***********************************************************
+Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+
+/*
+
+Copyright 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall
+not be used in advertising or otherwise to promote the sale, use or
+other dealings in this Software without prior written authorization
+from The Open Group.
+
+*/
+
+#ifndef SNFSTR_H
+#define SNFSTR_H 1
+
+#include <X11/fonts/fntfilio.h>
+
+/*-
+ * This file describes the Server Natural Font format.
+ * SNF fonts are both CPU-dependent and frame buffer bit order dependent.
+ * This file is used by:
+ * 1) the server, to hold font information read out of font files.
+ * 2) font converters
+ *
+ * Each font file contains the following
+ * data structures, with no padding in-between.
+ *
+ * 1) The XFONTINFO structure
+ * hand-padded to a two-short boundary.
+ * maxbounds.byteoffset is the total number of bytes in the
+ * glpyh array
+ * maxbounds.bitOffset is thetotal width of the unpadded font
+ *
+ * 2) The XCHARINFO array
+ * indexed directly with character codes, both on disk
+ * and in memory.
+ *
+ * 3) Character glyphs
+ * padded in the server-natural way, and
+ * ordered in the device-natural way.
+ * End of glyphs padded to 32-bit boundary.
+ *
+ * 4) nProps font properties
+ *
+ * 5) a sequence of null-terminated strings, for font properties
+ */
+
+#define FONT_FILE_VERSION 4
+
+typedef struct _snfFontProp {
+ CARD32 name; /* offset of string */
+ INT32 value; /* number or offset of string */
+ Bool indirect; /* value is a string offset */
+} snfFontPropRec;
+
+/*
+ * the following macro definitions describe a font file image in memory
+ */
+#define ADDRCharInfoRec( pfi) \
+ ((snfCharInfoRec *) &(pfi)[1])
+
+#define ADDRCHARGLYPHS( pfi) \
+ (((char *) &(pfi)[1]) + BYTESOFCHARINFO(pfi))
+
+/*
+ * pad out glyphs to a CARD32 boundary
+ */
+#define ADDRXFONTPROPS( pfi) \
+ ((snfFontPropRec *) ((char *)ADDRCHARGLYPHS( pfi) + BYTESOFGLYPHINFO(pfi)))
+
+#define ADDRSTRINGTAB( pfi) \
+ ((char *)ADDRXFONTPROPS( pfi) + BYTESOFPROPINFO(pfi))
+
+#define n2dChars(pfi) (((pfi)->lastRow - (pfi)->firstRow + 1) * \
+ ((pfi)->lastCol - (pfi)->firstCol + 1))
+#define BYTESOFFONTINFO(pfi) (sizeof(snfFontInfoRec))
+#define BYTESOFCHARINFO(pfi) (sizeof(snfCharInfoRec) * n2dChars(pfi))
+#define BYTESOFPROPINFO(pfi) (sizeof(snfFontPropRec) * (pfi)->nProps)
+#define BYTESOFSTRINGINFO(pfi) ((pfi)->lenStrings)
+#define BYTESOFGLYPHINFO(pfi) (((pfi)->maxbounds.byteOffset+3) & ~0x3)
+#define BYTESOFINKINFO(pfi) (sizeof(snfCharInfoRec) * n2dChars(pfi))
+
+typedef struct _snfFontProp *snfFontPropPtr;
+typedef struct _snfCharInfo *snfCharInfoPtr;
+typedef struct _snfFontInfo *snfFontInfoPtr;
+
+typedef struct _snfCharInfo {
+ xCharInfo metrics; /* info preformatted for Queries */
+ unsigned byteOffset:24; /* byte offset of the raster from pGlyphs */
+ unsigned exists:1; /* true iff glyph exists for this char */
+ unsigned pad:7; /* must be zero for now */
+} snfCharInfoRec;
+
+typedef struct _snfFontInfo {
+ unsigned int version1; /* version stamp */
+ unsigned int allExist;
+ unsigned int drawDirection;
+ unsigned int noOverlap; /* true if:
+ * max(rightSideBearing-characterWidth) <=
+ * minbounds->metrics.leftSideBearing */
+ unsigned int constantMetrics;
+ unsigned int terminalFont; /* Should be deprecated! true if: constant
+ * metrics && leftSideBearing == 0 &&
+ * rightSideBearing == characterWidth &&
+ * ascent == fontAscent && descent ==
+ * fontDescent */
+ unsigned int linear:1; /* true if firstRow == lastRow */
+ unsigned int constantWidth:1; /* true if
+ * minbounds->metrics.characterWidth
+ * ==
+ * maxbounds->metrics.characterWidth */
+ unsigned int inkInside:1; /* true if for all defined glyphs:
+ * leftSideBearing >= 0 && rightSideBearing <=
+ * characterWidth && -fontDescent <= ascent <=
+ * fontAscent && -fontAscent <= descent <=
+ * fontDescent */
+ unsigned int inkMetrics:1; /* ink metrics != bitmap metrics */
+ /* used with terminalFont */
+ /* see font's pInk{CI,Min,Max} */
+ unsigned int padding:28;
+ unsigned int firstCol;
+ unsigned int lastCol;
+ unsigned int firstRow;
+ unsigned int lastRow;
+ unsigned int nProps;
+ unsigned int lenStrings; /* length in bytes of string table */
+ unsigned int chDefault; /* default character */
+ int fontDescent; /* minimum for quality typography */
+ int fontAscent; /* minimum for quality typography */
+ snfCharInfoRec minbounds; /* MIN of glyph metrics over all chars */
+ snfCharInfoRec maxbounds; /* MAX of glyph metrics over all chars */
+ unsigned int pixDepth; /* intensity bits per pixel */
+ unsigned int glyphSets; /* number of sets of glyphs, for sub-pixel
+ * positioning */
+ unsigned int version2; /* version stamp double-check */
+} snfFontInfoRec;
+
+extern void SnfSetFormat ( int bit, int byte, int glyph, int scan );
+extern int snfReadFont ( FontPtr pFont, FontFilePtr file,
+ int bit, int byte, int glyph, int scan );
+extern int snfReadFontInfo ( FontInfoPtr pFontInfo, FontFilePtr file );
+
+#endif /* SNFSTR_H */
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