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authorKarl Berry <karl@freefriends.org>2021-02-25 19:22:25 +0000
committerKarl Berry <karl@freefriends.org>2021-02-25 19:22:25 +0000
commitad547a6b5986815fda458221149728d9d9ab1d87 (patch)
tree16296910eb3eca724371474ea9aea3994dc69614 /Build/source/texk/ttfdump/libttf/vdmx.c
parent947b43de3dd21d58ccc2ffadefc4441ea1c2a813 (diff)
restore Build,TODO from r57911
git-svn-id: svn://tug.org/texlive/trunk@57915 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/ttfdump/libttf/vdmx.c')
-rw-r--r--Build/source/texk/ttfdump/libttf/vdmx.c133
1 files changed, 133 insertions, 0 deletions
diff --git a/Build/source/texk/ttfdump/libttf/vdmx.c b/Build/source/texk/ttfdump/libttf/vdmx.c
new file mode 100644
index 00000000000..ed9139d7c11
--- /dev/null
+++ b/Build/source/texk/ttfdump/libttf/vdmx.c
@@ -0,0 +1,133 @@
+/* vdmx.c -- Vertical Device Metrics
+ * Copyright (C) 1996 Li-Da Lho, All right reserved
+ */
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include "ttf.h"
+#include "ttfutil.h"
+
+/* $Id: vdmx.c,v 1.1.1.1 1998/06/05 07:47:52 robert Exp $ */
+
+static void ttfLoadVDMX(FILE *fp,VDMXPtr vdmx,ULONG offset);
+
+void ttfInitVDMX(TTFontPtr font)
+{
+ ULONG tag = FT_MAKE_TAG ('V', 'D', 'M', 'X');
+ TableDirPtr ptd;
+
+ if ((ptd = ttfLookUpTableDir(tag,font)) != NULL)
+ {
+ font->vdmx = XCALLOC1 (VDMX);
+ ttfLoadVDMX(font->fp,font->vdmx,ptd->offset);
+ }
+}
+
+static void ttfLoadVDMX (FILE *fp,VDMXPtr vdmx,ULONG offset)
+{
+ int i;
+
+ xfseek(fp, offset, SEEK_SET, "ttfLoadVDMX");
+
+ vdmx->version = ttfGetUSHORT(fp);
+ vdmx->numRecs = ttfGetUSHORT(fp);
+ vdmx->numRatios = ttfGetUSHORT(fp);
+
+ vdmx->ratRange = XCALLOC (vdmx->numRatios, Ratios);
+ for (i=0;i<vdmx->numRatios;i++)
+ {
+ (vdmx->ratRange+i)->CharSet = ttfGetBYTE(fp);
+ (vdmx->ratRange+i)->xRatio = ttfGetBYTE(fp);
+ (vdmx->ratRange+i)->yStartRatio = ttfGetBYTE(fp);
+ (vdmx->ratRange+i)->yEndRatio = ttfGetBYTE(fp);
+
+ }
+
+ vdmx->offset = ttfMakeUSHORT (vdmx->numRatios, fp);
+
+ vdmx->groups = XCALLOC (vdmx->numRecs, Vdmx);
+ for (i=0;i<vdmx->numRecs;i++)
+ {
+ int j;
+ (vdmx->groups+i)->recs = ttfGetUSHORT(fp);
+ (vdmx->groups+i)->startsz = ttfGetBYTE(fp);
+ (vdmx->groups+i)->endsz = ttfGetBYTE(fp);
+
+ (vdmx->groups+i)->entry = XCALLOC ((vdmx->groups+i)->recs, vTable);
+
+ for (j=0;j<(vdmx->groups+i)->recs;j++)
+ {
+ ((vdmx->groups+i)->entry+j)->yPelHeight = ttfGetUSHORT(fp);
+ ((vdmx->groups+i)->entry+j)->yMax = ttfGetSHORT(fp);
+ ((vdmx->groups+i)->entry+j)->yMin = ttfGetSHORT(fp);
+ }
+ }
+}
+
+void ttfPrintVDMX(FILE *fp,VDMXPtr vdmx)
+{
+ int i;
+
+ fprintf(fp,"'VDMX' Table - Precomputed Vertical Device Metrics\n");
+ fprintf(fp,"--------------------------------------------------\n");
+
+
+ fprintf(fp,"Version:\t %d\n", vdmx->version);
+ fprintf(fp,"Number of Hgt Records:\t %d\n",vdmx->numRecs);
+ fprintf(fp,"Number of Ratio Records:\t %d\n",vdmx->numRecs);
+
+ for (i=0;i<vdmx->numRatios;i++)
+ {
+ fprintf(fp,"\t Ratio Record #%d\n",i+1);
+ fprintf(fp,"\t\t CharSetId \t %d\n",(vdmx->ratRange+i)->CharSet);
+ fprintf(fp,"\t\t xRatio \t %d\n",(vdmx->ratRange+i)->xRatio);
+ fprintf(fp,"\t\t yStartRatio \t %d\n",(vdmx->ratRange+i)->yStartRatio);
+ fprintf(fp,"\t\t yEndRatio \t %d\n",(vdmx->ratRange+i)->yEndRatio);
+ fprintf(fp,"\t\t Record Offset %d (group #%d)\n\n",vdmx->offset[i],i);
+ }
+
+ fprintf(fp,"\t VDMX Height Record Groups\n");
+ fprintf(fp,"\t -------------------------\n\n");
+
+ for (i=0;i<vdmx->numRecs;i++)
+ {
+ int j;
+
+ fprintf(fp,"\t %d. Number of Hgt Records %d\n",i,
+ (vdmx->groups+i)->recs);
+ fprintf(fp,"\t Starting Y Pel Height %d\n",
+ (vdmx->groups+i)->startsz);
+ fprintf(fp,"\t Ending Y Pel Height %d\n",
+ (vdmx->groups+i)->endsz);
+
+ for (j=0;j<(vdmx->groups+i)->recs;j++)
+ {
+ fprintf(fp,"\t\t %d. Pel Height= %d\n",j+1,
+ ((vdmx->groups+i)->entry+j)->yPelHeight);
+ fprintf(fp,"\t\t yMax= \t %d\n",
+ ((vdmx->groups+i)->entry+j)->yMax);
+ fprintf(fp,"\t\t yMin= \t %d\n\n",
+ ((vdmx->groups+i)->entry+j)->yMin);
+ }
+ }
+
+}
+
+void ttfFreeVDMX(VDMXPtr vdmx)
+{
+ int i;
+ if (vdmx != NULL)
+ {
+ for (i=0;i<vdmx->numRecs;i++)
+ {
+ free((vdmx->groups+i)->entry);
+ }
+ free(vdmx->ratRange);
+ free(vdmx->offset);
+ free(vdmx->groups);
+ free(vdmx);
+ }
+}