214 lines
6.8 KiB
C
214 lines
6.8 KiB
C
/* $Xorg: header.c,v 1.4 2001/02/09 02:05:30 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 in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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* Copyright 1990 Network Computing Devices;
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* Portions Copyright 1987 by Digital Equipment Corporation
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that 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, and that the names of Network Computing Devices, or Digital
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* not be used in advertising or publicity pertaining to distribution
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* of the software without specific, written prior permission.
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*
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* NETWORK COMPUTING DEVICES, AND DIGITAL DISCLAIM ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL NETWORK COMPUTING DEVICES,
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* OR DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
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* THIS SOFTWARE.
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*/
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/* $XFree86: xc/programs/fstobdf/header.c,v 3.6 2001/07/25 15:05:13 dawes Exp $ */
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#include <stdio.h>
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#include <X11/Xosdefs.h>
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#include <stdlib.h>
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#include <string.h>
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#include "fstobdf.h"
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unsigned long pointSize;
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unsigned long yResolution;
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static char *warning[] =
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{
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"COMMENT ",
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"COMMENT WARNING: This bdf file was generated from a font server using",
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"COMMENT fstobdf. The resulting font is subject to the same copyright,",
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"COMMENT license, and trademark restrictions as the original font. The",
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"COMMENT authors and distributors of fstobdf disclaim all liability for",
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"COMMENT misuse of the program or its output.",
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"COMMENT ",
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NULL
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};
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static char *
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FindStringProperty(char *propName,
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int *propLength,
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FSPropInfo *propInfo,
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FSPropOffset *propOffsets,
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unsigned char *propData)
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{
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FSPropOffset *propOffset;
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int length;
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int i;
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propOffset = &propOffsets[0];
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length = strlen(propName);
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for (i = propInfo->num_offsets; i--; propOffset++) {
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if (propOffset->type == PropTypeString) {
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#ifdef DEBUG
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char pname[256];
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memmove( pname, propData + propOffset->name.position,
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propOffset->name.length);
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pname[propOffset->name.length] = '\0';
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fprintf(stderr, "prop name: %s (len %d)\n",
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pname, propOffset->name.length);
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#endif
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if ((propOffset->name.length == length) &&
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!strncmp((char*)propData + propOffset->name.position, propName, length)) {
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*propLength = propOffset->value.length;
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return (char *)(propData + propOffset->value.position);
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}
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}
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}
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*propLength = 0;
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return (NULL);
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}
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static int
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FindNumberProperty(char *propName,
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unsigned long *propValue,
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FSPropInfo *propInfo,
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FSPropOffset *propOffsets,
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unsigned char *propData)
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{
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FSPropOffset *propOffset;
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int i;
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int length;
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propOffset = &propOffsets[0];
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length = strlen(propName);
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for (i = propInfo->num_offsets; i--; propOffset++) {
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if ((propOffset->type == PropTypeSigned) ||
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(propOffset->type == PropTypeUnsigned)) {
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if ((propOffset->name.length == length) &&
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!strncmp((char*)propData + propOffset->name.position, propName, length)) {
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*propValue = propOffset->value.position;
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return (propOffset->type);
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}
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}
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}
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return (-1);
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}
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/*
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* EmitHeader - print STARTFONT, COMMENT lines, FONT, SIZE, and
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* FONTBOUNDINGBOX lines
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*/
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Bool
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EmitHeader(FILE *outFile,
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FSXFontInfoHeader *fontHeader,
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FSPropInfo *propInfo,
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FSPropOffset *propOffsets,
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unsigned char *propData)
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{
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int len;
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int type;
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char *cp;
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char **cpp;
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unsigned long xResolution;
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fprintf(outFile, "STARTFONT 2.1\n");
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/*
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* find COPYRIGHT message and print it first, followed by warning
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*/
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cp = FindStringProperty("COPYRIGHT", &len, propInfo, propOffsets,
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propData);
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if (cp) {
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fprintf(outFile, "COMMENT \nCOMMENT ");
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fwrite(cp, 1, len, outFile);
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fputc('\n', outFile);
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}
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for (cpp = warning; *cpp; cpp++)
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fprintf(outFile, "%s\n", *cpp);
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/*
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* FONT name
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*/
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cp = FindStringProperty("FONT", &len, propInfo, propOffsets, propData);
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if (cp) {
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fprintf(outFile, "FONT ");
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fwrite(cp, 1, len, outFile);
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fputc('\n', outFile);
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} else {
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fprintf(stderr, "unable to find FONT property\n");
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return (False);
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}
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/*
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* SIZE point xres yres
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*
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* Get XLFD values if possible, else fake it
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*/
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type = FindNumberProperty("RESOLUTION_X", &xResolution, propInfo,
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propOffsets, propData);
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if ((type != PropTypeUnsigned) && (type != PropTypeSigned))
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xResolution = 72;
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type = FindNumberProperty("RESOLUTION_Y", &yResolution, propInfo,
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propOffsets, propData);
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if ((type != PropTypeUnsigned) && (type != PropTypeSigned))
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yResolution = 72;
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type = FindNumberProperty("POINT_SIZE", &pointSize, propInfo,
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propOffsets, propData);
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if ((type == PropTypeUnsigned) || (type == PropTypeSigned))
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pointSize = (pointSize + 5) / 10;
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else
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pointSize = ((fontHeader->font_ascent + fontHeader->font_descent)
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* 72) / yResolution;
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fprintf(outFile, "SIZE %lu %lu %lu\n", pointSize, xResolution,
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yResolution);
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/*
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* FONTBOUNDINGBOX width height xoff yoff
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*
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*/
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fprintf(outFile, "FONTBOUNDINGBOX %d %d %d %d\n",
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fontHeader->max_bounds.right - fontHeader->min_bounds.left,
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fontHeader->max_bounds.ascent + fontHeader->max_bounds.descent,
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fontHeader->min_bounds.left,
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-fontHeader->max_bounds.descent);
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return (True);
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}
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