diff options
Diffstat (limited to 'libXfont/src/Speedo/spinfo.c')
| -rw-r--r-- | libXfont/src/Speedo/spinfo.c | 462 |
1 files changed, 0 insertions, 462 deletions
diff --git a/libXfont/src/Speedo/spinfo.c b/libXfont/src/Speedo/spinfo.c deleted file mode 100644 index d7a1edd98..000000000 --- a/libXfont/src/Speedo/spinfo.c +++ /dev/null @@ -1,462 +0,0 @@ -/* $Xorg: spinfo.c,v 1.4 2001/02/09 02:04:00 xorgcvs Exp $ */ -/* - * Copyright 1990, 1991 Network Computing Devices; - * Portions Copyright 1987 by Digital Equipment Corporation - * - * 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, and that the names of Network Computing Devices or Digital - * not be used in advertising or publicity pertaining to distribution of - * the software without specific, written prior permission. - * - * NETWORK COMPUTING DEVICES AND DIGITAL DISCLAIM ALL WARRANTIES WITH - * REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS, IN NO EVENT SHALL NETWORK COMPUTING DEVICES OR 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. - * - * Author: Dave Lemke, Network Computing Devices, Inc - */ - -/* - -Copyright 1987, 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/Speedo/spinfo.c,v 1.12 2001/12/14 19:56:42 dawes Exp $ */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include <X11/fonts/fntfilst.h> -#include <X11/fonts/fontutil.h> -#include "spint.h" -#ifndef FONTMODULE -#include <math.h> -#else -#include "xf86_ansic.h" -#endif - -/* percentage of pointsize used to specify ascent & descent */ -#define STRETCH_FACTOR 120 - -enum scaleType { - atom, truncate_atom, pixel_size, point_size, resolution_x, - resolution_y, average_width -}; - -typedef struct _fontProp { - char *name; - long atom; - enum scaleType type; -} fontProp; - -static fontProp fontNamePropTable[] = { - { "FOUNDRY", 0, atom }, - { "FAMILY_NAME", 0, atom }, - { "WEIGHT_NAME", 0, atom }, - { "SLANT", 0, atom }, - { "SETWIDTH_NAME", 0, atom }, - { "ADD_STYLE_NAME", 0, atom }, - { "PIXEL_SIZE", 0, pixel_size }, - { "POINT_SIZE", 0, point_size }, - { "RESOLUTION_X", 0, resolution_x }, - { "RESOLUTION_Y", 0, resolution_y }, - { "SPACING", 0, atom }, - { "AVERAGE_WIDTH", 0, average_width }, - { "CHARSET_REGISTRY", 0, atom }, - { "CHARSET_ENCODING", 0, truncate_atom } -}; - -/* Warning: following array is closely related to the sequence of - defines after it. */ - -static fontProp extraProps[] = { - { "FONT", 0, }, - { "COPYRIGHT", 0, }, - { "RAW_PIXEL_SIZE", 0, }, - { "RAW_POINT_SIZE", 0, }, - { "RAW_ASCENT", 0, }, - { "RAW_DESCENT", 0, }, - { "RAW_AVERAGE_WIDTH", 0, }, - { "FONT_TYPE", 0, }, - { "RASTERIZER_NAME", 0, } -}; - -/* this is a bit kludgy */ -#define FONTPROP 0 -#define COPYRIGHTPROP 1 -#define RAWPIXELPROP 2 -#define RAWPOINTPROP 3 -#define RAWASCENTPROP 4 -#define RAWDESCENTPROP 5 -#define RAWWIDTHPROP 6 -#define FONT_TYPEPROP 7 -#define RASTERIZER_NAMEPROP 8 - -#define NNAMEPROPS (sizeof(fontNamePropTable) / sizeof(fontProp)) -#define NEXTRAPROPS (sizeof(extraProps) / sizeof(fontProp)) - -#define NPROPS (NNAMEPROPS + NEXTRAPROPS) - -void -sp_make_standard_props() -{ - int i; - fontProp *t; - - i = sizeof(fontNamePropTable) / sizeof(fontProp); - for (t = fontNamePropTable; i; i--, t++) - t->atom = MakeAtom(t->name, (unsigned) strlen(t->name), TRUE); - i = sizeof(extraProps) / sizeof(fontProp); - for (t = extraProps; i; i--, t++) - t->atom = MakeAtom(t->name, (unsigned) strlen(t->name), TRUE); -} - -void -sp_make_header( - SpeedoFontPtr spf, - FontInfoPtr pinfo) -{ - int pixel_size; - SpeedoMasterFontPtr spmf = spf->master; - - pinfo->firstCol = spmf->first_char_id & 0xff; - pinfo->firstRow = spmf->first_char_id >> 8; - pinfo->lastCol = spmf->max_id & 0xff; - pinfo->lastRow = spmf->max_id >> 8; - - /* XXX -- hackery here */ - pinfo->defaultCh = 0; -/* computed by FontComputeInfoAccelerators: - * noOverlap - * constantMetrics - * terminalFont - * constantWidth - * inkInside - */ - pinfo->inkMetrics = 0; - pinfo->allExist = 0; - pinfo->drawDirection = LeftToRight; - pinfo->cachable = 1; - if (spf->specs.xxmult != spf->specs.yymult) - pinfo->anamorphic = TRUE; - else - pinfo->anamorphic = FALSE; -/* computed by sp_compute_bounds: - * maxOverlap - * maxbounds - * minbounds - * ink_maxbounds - * ink_minbounds - */ - pixel_size = spf->vals.pixel_matrix[3] * STRETCH_FACTOR / 100; - pinfo->fontAscent = pixel_size * 764 / 1000; /* 764 == EM_TOP */ - pinfo->fontDescent = pixel_size - pinfo->fontAscent; -} - -static void -adjust_min_max( - xCharInfo *minc, - xCharInfo *maxc, - xCharInfo *tmp) -{ -#define MINMAX(field,ci) \ - if (minc->field > (ci)->field) \ - minc->field = (ci)->field; \ - if (maxc->field < (ci)->field) \ - maxc->field = (ci)->field; - - MINMAX(ascent, tmp); - MINMAX(descent, tmp); - MINMAX(leftSideBearing, tmp); - MINMAX(rightSideBearing, tmp); - MINMAX(characterWidth, tmp); - - if ((INT16)minc->attributes > (INT16)tmp->attributes) - minc->attributes = tmp->attributes; - if ((INT16)maxc->attributes < (INT16)tmp->attributes) - maxc->attributes = tmp->attributes; - -#undef MINMAX -} - - -void -sp_compute_bounds( - SpeedoFontPtr spf, - FontInfoPtr pinfo, - unsigned long flags, - long *sWidth) -{ - int i, - id, - index, - maxOverlap, - overlap, - total_width = 0; - xCharInfo minchar, - maxchar, - tmpchar; - bbox_t bbox; - fix31 width; - double pix_width; - SpeedoMasterFontPtr spmf = spf->master; - int firstChar; - int num_chars = 0; - - firstChar = spmf->first_char_id; - minchar.ascent = minchar.descent = - minchar.leftSideBearing = minchar.rightSideBearing = - minchar.characterWidth = minchar.attributes = 32767; - maxchar.ascent = maxchar.descent = - maxchar.leftSideBearing = maxchar.rightSideBearing = - maxchar.characterWidth = maxchar.attributes = -32767; - maxOverlap = -32767; - *sWidth = 0; - for (i = 0; i < spmf->num_chars; i++) { - int j; - int char_id; - - index = spmf->enc[i * 2 + 1]; - char_id = spmf->enc[i * 2]; - /* - * See if this character is in the list of ranges specified in the - * XLFD name - */ - for (j = 0; j < spf->vals.nranges; j++) - if (char_id >= mincharno(spf->vals.ranges[j]) && - char_id <= maxcharno(spf->vals.ranges[j])) - break; - if (spf->vals.nranges && j == spf->vals.nranges) - continue; - num_chars++; - - if (!(flags & ComputeBoundsOnly)) { - - width = sp_get_char_width(index); - - /* convert to pixel coords */ - pix_width = (int)width * (spf->specs.xxmult / 65536L) + - ((int) width * (spf->specs.xxmult % 65536L)) - / 65536L; - pix_width /= 65536L; - - (void) sp_get_char_bbox(index, &bbox); - bbox.ymax = (bbox.ymax + 32768L) >> 16; - bbox.ymin = (bbox.ymin + 32768L) >> 16; - bbox.xmin = (bbox.xmin + 32768L) >> 16; - bbox.xmax = (bbox.xmax + 32768L) >> 16; - tmpchar.ascent = bbox.ymax; - tmpchar.descent = -bbox.ymin; - tmpchar.characterWidth = (int)(pix_width + /* round */ - (pix_width > 0 ? 0.5 : -0.5)); - tmpchar.rightSideBearing = bbox.xmax; - tmpchar.leftSideBearing = bbox.xmin; - - if (!tmpchar.characterWidth && - tmpchar.ascent == -tmpchar.descent && - tmpchar.rightSideBearing == tmpchar.leftSideBearing) - { - /* Character appears non-existent, probably as a result - of the transformation. Let's give it one pixel in - the universe so it's not mistaken for non-existent. */ - tmpchar.leftSideBearing = tmpchar.descent = 0; - tmpchar.rightSideBearing = tmpchar.ascent = 1; - } - - tmpchar.attributes = (int)((double)(int)width / 65.536 + .5); - } - else - tmpchar = spf->encoding[char_id - firstChar].metrics; - - adjust_min_max(&minchar, &maxchar, &tmpchar); - overlap = tmpchar.rightSideBearing - tmpchar.characterWidth; - if (maxOverlap < overlap) - maxOverlap = overlap; - - total_width += ((int)(INT16)tmpchar.attributes); - *sWidth += abs((int)(INT16)tmpchar.attributes); - - if (flags & SaveMetrics) { - id = spmf->enc[i * 2] - firstChar; - assert(id <= spmf->max_id - firstChar); - spf->encoding[id].metrics = tmpchar; - } - } - - - if (num_chars > 0) - { - *sWidth = (int)(((double)*sWidth * 10.0 + (double)num_chars / 2.0) / - num_chars); - if (total_width < 0) - { - /* Predominant direction is R->L */ - *sWidth = -*sWidth; - } - spf->vals.width = (int)((double)*sWidth * spf->vals.pixel_matrix[0] / - 1000.0 + - (spf->vals.pixel_matrix[0] > 0 ? .5 : -.5)); - } - else - { - spf->vals.width = 0; - } - pinfo->maxbounds = maxchar; - pinfo->minbounds = minchar; - pinfo->ink_maxbounds = maxchar; - pinfo->ink_minbounds = minchar; - pinfo->maxOverlap = maxOverlap; -} - -void -sp_compute_props( - SpeedoFontPtr spf, - char *fontname, - FontInfoPtr pinfo, - long sWidth) -{ - FontPropPtr pp; - int i, - nprops; - fontProp *fpt; - char *is_str; - char *ptr1 = NULL, - *ptr2; - char *ptr3; - char tmpname[1024]; - FontScalableRec tmpvals; - - nprops = pinfo->nprops = NPROPS; - pinfo->isStringProp = (char *) xalloc(sizeof(char) * nprops); - pinfo->props = (FontPropPtr) xalloc(sizeof(FontPropRec) * nprops); - if (!pinfo->isStringProp || !pinfo->props) { - xfree(pinfo->isStringProp); - pinfo->isStringProp = (char *) 0; - xfree(pinfo->props); - pinfo->props = (FontPropPtr) 0; - pinfo->nprops = 0; - return; - } - bzero(pinfo->isStringProp, (sizeof(char) * nprops)); - - ptr2 = fontname; - for (i = NNAMEPROPS, pp = pinfo->props, fpt = fontNamePropTable, - is_str = pinfo->isStringProp; - i; - i--, pp++, fpt++, is_str++) { - - if (*ptr2) - { - ptr1 = ptr2 + 1; - if (!(ptr2 = strchr(ptr1, '-'))) ptr2 = strchr(ptr1, '\0'); - } - - pp->name = fpt->atom; - switch (fpt->type) { - case atom: - *is_str = TRUE; - pp->value = MakeAtom(ptr1, ptr2 - ptr1, TRUE); - break; - case truncate_atom: - *is_str = TRUE; - for (ptr3 = ptr1; *ptr3; ptr3++) - if (*ptr3 == '[') - break; - pp->value = MakeAtom(ptr1, ptr3 - ptr1, TRUE); - break; - case pixel_size: - pp->value = (int)(spf->vals.pixel_matrix[3] + - (spf->vals.pixel_matrix[3] > 0 ? .5 : -.5)); - break; - case point_size: - pp->value = (int)(spf->vals.point_matrix[3] * 10.0 + - (spf->vals.point_matrix[3] > 0 ? .5 : -.5)); - break; - case resolution_x: - pp->value = spf->vals.x; - break; - case resolution_y: - pp->value = spf->vals.y; - break; - case average_width: - pp->value = spf->vals.width; - break; - } - } - - for (i = 0, fpt = extraProps; i < NEXTRAPROPS; i++, is_str++, pp++, fpt++) { - pp->name = fpt->atom; - switch (i) { - case FONTPROP: - *is_str = TRUE; - strcpy(tmpname, fontname); - FontParseXLFDName(tmpname, &tmpvals, FONT_XLFD_REPLACE_ZERO); - FontParseXLFDName(tmpname, &spf->vals, FONT_XLFD_REPLACE_VALUE); - pp->value = MakeAtom(tmpname, strlen(tmpname), TRUE); - break; - case COPYRIGHTPROP: - *is_str = TRUE; - pp->value = MakeAtom(spf->master->copyright, - strlen(spf->master->copyright), TRUE); - break; - case FONT_TYPEPROP: - *is_str = TRUE; - pp->value = MakeAtom("Speedo", strlen("Speedo"), TRUE); - break; - case RASTERIZER_NAMEPROP: - *is_str = TRUE; - pp->value = MakeAtom("X Consortium Speedo Rasterizer", - strlen("X Consortium Speedo Rasterizer"), - TRUE); - break; - case RAWPIXELPROP: - *is_str = FALSE; - pp->value = 1000; - break; - case RAWPOINTPROP: - *is_str = FALSE; - pp->value = (long)(72270.0 / (double)spf->vals.y + .5); - break; - case RAWASCENTPROP: - *is_str = FALSE; - pp->value = STRETCH_FACTOR * 764 / 100; - break; - case RAWDESCENTPROP: - *is_str = FALSE; - pp->value = STRETCH_FACTOR * 236 / 100; - break; - case RAWWIDTHPROP: - *is_str = FALSE; - pp->value = sWidth; - break; - } - } -} |