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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/gasp.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/gasp.c')
-rw-r--r--Build/source/texk/ttfdump/libttf/gasp.c75
1 files changed, 75 insertions, 0 deletions
diff --git a/Build/source/texk/ttfdump/libttf/gasp.c b/Build/source/texk/ttfdump/libttf/gasp.c
new file mode 100644
index 00000000000..9f3aadc467b
--- /dev/null
+++ b/Build/source/texk/ttfdump/libttf/gasp.c
@@ -0,0 +1,75 @@
+/* gasp.c -- Grid-fitting And Scan-conversion Procedure
+ * 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: gasp.c,v 1.1.1.1 1998/06/05 07:47:52 robert Exp $ */
+
+static void ttfLoadGASP(FILE *fp,GASPPtr gasp,ULONG offset);
+
+void ttfInitGASP(TTFontPtr font)
+{
+ ULONG tag = FT_MAKE_TAG ('g', 'a', 's', 'p');
+ TableDirPtr ptd;
+
+ if ((ptd = ttfLookUpTableDir(tag,font)) != NULL)
+ {
+ font->gasp = XCALLOC1 (GASP);
+ ttfLoadGASP(font->fp,font->gasp,ptd->offset);
+ }
+}
+
+static void ttfLoadGASP (FILE *fp,GASPPtr gasp,ULONG offset)
+{
+ int i;
+
+ xfseek(fp, offset, SEEK_SET, "ttfLoadGASP");
+
+ gasp->version = ttfGetUSHORT(fp);
+ gasp->numRanges = ttfGetUSHORT(fp);
+
+ gasp->gaspRange = XCALLOC (gasp->numRanges, GASPRANGE);
+
+ for (i=0;i<gasp->numRanges;i++)
+ {
+ gasp->gaspRange[i].rangeMaxPPEM = ttfGetUSHORT(fp);
+ gasp->gaspRange[i].rangeGaspBehavior = ttfGetUSHORT(fp);
+ }
+}
+
+void ttfPrintGASP(FILE *fp,GASPPtr gasp)
+{
+ int i;
+
+ fprintf(fp,"'gasp' Table - Grid-fitting And Scan-conversion Procedure\n");
+ fprintf(fp,"---------------------------------------------------------\n");
+
+ fprintf(fp,"'gasp' version:\t %d\n",gasp->version);
+ fprintf(fp,"numRanges: \t %d\n\n",gasp->numRanges);
+
+ for (i=0;i<gasp->numRanges;i++)
+ {
+ fprintf(fp,"\t gasp Range %d\n",i);
+ fprintf(fp,"\t rangeMaxPPEM:\t %d\n",
+ gasp->gaspRange[i].rangeMaxPPEM);
+ fprintf(fp,"\t rangeGaspBehavior:\t 0x%04x\n\n",
+ gasp->gaspRange[i].rangeGaspBehavior);
+ }
+ fprintf(fp,"\n");
+}
+
+void ttfFreeGASP(GASPPtr gasp)
+{
+ if (gasp != NULL)
+ {
+ free(gasp->gaspRange);
+ free(gasp);
+ }
+}