98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
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/*
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Copyright 1991, 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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/*
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* Author: Keith Packard, MIT X Consortium
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*/
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#ifndef _PCF_H_
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#define _PCF_H_
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#include "fntfilio.h"
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/*
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* Information used to read/write PCF fonts
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*/
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typedef struct _PCFTable {
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CARD32 type;
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CARD32 format;
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CARD32 size;
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CARD32 offset;
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} PCFTableRec, *PCFTablePtr;
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#define PCF_FILE_VERSION (('p'<<24)|('c'<<16)|('f'<<8)|1)
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#define PCF_FORMAT_MASK 0xffffff00
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#define PCF_DEFAULT_FORMAT 0x00000000
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#define PCF_INKBOUNDS 0x00000200
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#define PCF_ACCEL_W_INKBOUNDS 0x00000100
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#define PCF_COMPRESSED_METRICS 0x00000100
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#define PCF_FORMAT_MATCH(a,b) (((a)&PCF_FORMAT_MASK) == ((b)&PCF_FORMAT_MASK))
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#define PCF_GLYPH_PAD_MASK (3<<0)
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#define PCF_BYTE_MASK (1<<2)
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#define PCF_BIT_MASK (1<<3)
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#define PCF_SCAN_UNIT_MASK (3<<4)
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#define PCF_BYTE_ORDER(f) (((f) & PCF_BYTE_MASK)?MSBFirst:LSBFirst)
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#define PCF_BIT_ORDER(f) (((f) & PCF_BIT_MASK)?MSBFirst:LSBFirst)
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#define PCF_GLYPH_PAD_INDEX(f) ((f) & PCF_GLYPH_PAD_MASK)
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#define PCF_GLYPH_PAD(f) (1<<PCF_GLYPH_PAD_INDEX(f))
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#define PCF_SCAN_UNIT_INDEX(f) (((f) & PCF_SCAN_UNIT_MASK) >> 4)
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#define PCF_SCAN_UNIT(f) (1<<PCF_SCAN_UNIT_INDEX(f))
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#define PCF_FORMAT_BITS(f) ((f) & (PCF_GLYPH_PAD_MASK|PCF_BYTE_MASK|PCF_BIT_MASK|PCF_SCAN_UNIT_MASK))
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#define PCF_SIZE_TO_INDEX(s) ((s) == 4 ? 2 : (s) == 2 ? 1 : 0)
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#define PCF_INDEX_TO_SIZE(b) (1<<b)
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#define PCF_FORMAT(bit,byte,glyph,scan) (\
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(PCF_SIZE_TO_INDEX(scan) << 4) | \
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(((bit) == MSBFirst ? 1 : 0) << 3) | \
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(((byte) == MSBFirst ? 1 : 0) << 2) | \
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(PCF_SIZE_TO_INDEX(glyph) << 0))
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#define PCF_PROPERTIES (1<<0)
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#define PCF_ACCELERATORS (1<<1)
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#define PCF_METRICS (1<<2)
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#define PCF_BITMAPS (1<<3)
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#define PCF_INK_METRICS (1<<4)
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#define PCF_BDF_ENCODINGS (1<<5)
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#define PCF_SWIDTHS (1<<6)
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#define PCF_GLYPH_NAMES (1<<7)
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#define PCF_BDF_ACCELERATORS (1<<8)
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extern int pcfReadFont ( FontPtr pFont, FontFilePtr file,
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int bit, int byte, int glyph, int scan );
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extern int pcfReadFontInfo ( FontInfoPtr pFontInfo, FontFilePtr file );
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extern int pcfWriteFont ( FontPtr pFont, FontFilePtr file );
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extern void pcfError ( const char *, ... ) _X_ATTRIBUTE_PRINTF(1, 2);
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#endif /* _PCF_H_ */
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