Initial population.

1 files changed, 90 insertions, 0 deletions

diff --git a/src/graph/include/view.h b/src/graph/include/view.h
new file mode 100755
index 00000000..52ecf42b
--- /dev/null
+++ b/src/graph/include/view.h
@@ -0,0 +1,90 @@
+/*
+Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd.
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+    - Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+
+    - Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in
+      the documentation and/or other materials provided with the
+      distribution.
+
+    - Neither the name of The Numerical ALgorithms Group Ltd. nor the
+      names of its contributors may be used to endorse or promote products
+      derived from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
+OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+/* This file is to be included by all the viewport files */
+
+#define check(code)	checker(code,__LINE__,"")
+#define saymem(a,b,c)	saymemWithLine(a,b,c,__LINE__)
+#define exitWithAck(ACK,ACKsize,i) \
+		check(write(Socket,&(ACK),sizeof(ACKsize)));  exit(i);
+#define NIL(type)	((type *)NULL)
+
+#define oldNum 8  /* in the old system, we assumed an eight shade palette */
+#define oldOff 2
+
+#define monoColor(x) ((mono)?foregroundColor:XSolidColor((int)x/oldNum,(int)(x%oldNum)/oldOff))
+#define monoDither(x,y) ((mono)?foregroundColor:XSolidColor(x,y))
+#define notANumber (0.0/0.0)
+
+/* error messages */
+#define fontErrMess "       Try getting the font or changing the .Xdefaults entry"
+
+/* opening fonts */
+
+/* getDef(v,s,d,x): 
+   v, the character pointer for the default value
+   s, the .Xdefaults field
+   d, the value in case the field is undefined in .Xdefaults
+   x, a string specifying the prefix field (in .Xdefaults)
+   */
+
+#define getDef(v,s,d,x) {v=XGetDefault(dsply,x,s); if (v==NIL(char)) v=d;}
+
+/* getFont(daFont,daDefault,whichView):
+   assignTo, the font variable that will hold the font (globalFont)
+   daFont,   the .Xdefault field name  ("buttonFont")
+   daDefault, the default font (string) ("Rom12.500")
+   whichView, the .Xdefault prefix name ("view2D")
+   this is to be used in the files view2D/main.c and view3D/main.c where the
+   appropriate variables are already defined
+   */
+
+#define getFont(assignTo,daFont,daDefault,whichView) \
+getDef(xDefault,daFont,daDefault,whichView); \
+if ((assignTo = XLoadQueryFont(dsply,xDefault)) == NULL) \
+if ((assignTo = XLoadQueryFont(dsply,daDefault)) == NULL) { \
+if (strcmp(xDefault,daDefault))   /* strcmp returns 0 if equal */ \
+if (xDefault[0] == '\0') \
+fprintf(stderr, \
+"   >>> Font error: No .Xdefault entry for %s.%s and could not get the %s font\n%s\n", \
+whichView,daFont,daDefault,fontErrMess); \
+else \
+fprintf(stderr, \
+"   >>> Font error: Could get neither the %s nor the %s font\n%s\n",xDefault, \
+daDefault,fontErrMess); \
+else \
+fprintf(stderr, \
+"   >>> Font error: Could not get the %s font.\n%s\n",xDefault,fontErrMess); \
+exitWithAck(RootWindow(dsply,scrn),Window,-1); \
+} 
+