Imported Upstream version 3.7.2upstream/3.7.2

1 files changed, 106 insertions, 0 deletions

diff --git a/image.h b/image.h
new file mode 100644
index 0000000..dbca3e5
--- /dev/null
+++ b/image.h
@@ -0,0 +1,106 @@
+/* Copyright (c) 1993
+ *      Juergen Weigert (jnweiger@immd4.informatik.uni-erlangen.de)
+ *      Michael Schroeder (mlschroe@immd4.informatik.uni-erlangen.de)
+ * Copyright (c) 1987 Oliver Laumann
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program (see the file COPYING); if not, write to the
+ * Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA
+ *
+ ****************************************************************
+ * $Id: image.h,v 1.9 1994/05/31 12:31:54 mlschroe Exp $ FAU
+ */
+
+
+#undef IFCOLOR
+
+#ifdef COLOR
+# define IFCOLOR(x) x
+#else
+# define IFCOLOR(x)
+#endif
+
+
+struct mchar {
+	char image;
+	char attr;
+	char font;
+IFCOLOR(char color;)
+};
+
+struct mline {
+	char *image;
+	char *attr;
+	char *font;
+IFCOLOR(char *color;)
+};
+
+
+
+#define save_mline(ml, n) do {					\
+	bcopy((ml)->image, mline_old.image, (n));		\
+	bcopy((ml)->attr,  mline_old.attr,  (n));		\
+	bcopy((ml)->font,  mline_old.font,  (n));		\
+IFCOLOR(bcopy((ml)->color, mline_old.color, (n));	       )\
+} while (0)
+
+#define bcopy_mline(ml, xf, xt, n) do {				\
+	bcopy((ml)->image + (xf), (ml)->image + (xt), (n));	\
+	bcopy((ml)->attr  + (xf), (ml)->attr  + (xt), (n));	\
+	bcopy((ml)->font  + (xf), (ml)->font  + (xt), (n));	\
+IFCOLOR(bcopy((ml)->color + (xf), (ml)->color + (xt), (n));    )\
+} while (0)
+
+#define clear_mline(ml, x, n) do {				\
+	bclear((ml)->image + (x), (n));				\
+	if ((ml)->attr != null) bzero((ml)->attr  + (x), (n));	\
+	if ((ml)->font != null) bzero((ml)->font  + (x), (n));	\
+IFCOLOR(if ((ml)->color!= null) bzero((ml)->color + (x), (n)); )\
+} while (0)
+
+#define cmp_mline(ml1, ml2, x) (				\
+	   (ml1)->image[x] == (ml2)->image[x]			\
+	&& (ml1)->attr[x]  == (ml2)->attr[x]			\
+	&& (ml1)->font[x]  == (ml2)->font[x]			\
+IFCOLOR(&& (ml1)->color[x] == (ml2)->color[x]		       )\
+)
+
+#define cmp_mchar(mc1, mc2) (					\
+	   (mc1)->image == (mc2)->image				\
+	&& (mc1)->attr  == (mc2)->attr				\
+	&& (mc1)->font  == (mc2)->font				\
+IFCOLOR(&& (mc1)->color == (mc2)->color			       )\
+)
+
+#define cmp_mchar_mline(mc, ml, x) (				\
+	   (mc)->image == (ml)->image[x]			\
+	&& (mc)->attr  == (ml)->attr[x]				\
+	&& (mc)->font  == (ml)->font[x]				\
+IFCOLOR(&& (mc)->color == (ml)->color[x]		       )\
+)
+
+#define copy_mchar2mline(mc, ml, x) do {			\
+	(ml)->image[x] = (mc)->image;				\
+	(ml)->attr[x]  = (mc)->attr;				\
+	(ml)->font[x]  = (mc)->font;				\
+IFCOLOR((ml)->color[x] = (mc)->color;			       )\
+} while (0)
+
+#define copy_mline2mchar(mc, ml, x) do {			\
+	(mc)->image = (ml)->image[x];				\
+	(mc)->attr  = (ml)->attr[x];				\
+	(mc)->font  = (ml)->font[x];				\
+IFCOLOR((mc)->color = (ml)->color[x];			       )\
+} while (0)
+