1 files changed, 133 insertions, 0 deletions
diff --git a/editsel.c b/editsel.c
new file mode 100644
index 0000000..7c64ece
--- /dev/null
+++ b/editsel.c
@@ -0,0 +1,133 @@
+/*
+
+    viDOOM - level editor for DOOM
+
+    Copyright (C) 2000  Ian Cowburn (ianc@noddybox.demon.co.uk)
+
+    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 of the License, 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; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    -------------------------------------------------------------------------
+
+    Editor selection definitions
+
+*/
+static const char rcs_id[]="$Id$";
+
+#include "config.h"
+#include "globals.h"
+#include "editvar.h"
+
+
+
+/* After all that hard work of making the Object type the only thing that
+   the top level selection code needs to worry about, the Multi edit mode
+   goes and throws a spanner in the works....
+*/
+void SetSelect_GENERIC(int i, int mode)
+{
+    Object *o;
+
+    o=MapElem(map,i);
+    o->select=mode;
+}
+
+
+int TmpAddCurrent(void)
+{
+    if ((ListSize(selected)==0)&&(current!=-1))
+    	{
+	ListAppend(selected,&current);
+	return(TRUE);
+	}
+    else
+    	return(FALSE);
+}
+
+
+void ClearSelection(void)
+{
+    int *n;
+    Iterator i;
+
+    TRACE;
+
+    if (map)
+	{
+	if (current!=-1)
+	    SetSelect(current,SELECT_NONE);
+
+	i=ListIterator(selected);
+
+	while(i)
+	    {
+	    n=IteratorData(i);
+	    SetSelect(*n,SELECT_NONE);
+	    i=IteratorNext(i);
+	    }
+	}
+
+    selected=ListEmpty(selected);
+    current=-1;
+}
+
+
+void ClearSelectionLeaveCurrent(void)
+{
+    int *n;
+    Iterator i;
+
+    TRACE;
+
+    if (map)
+	{
+	i=ListIterator(selected);
+
+	while(i)
+	    {
+	    n=IteratorData(i);
+	    SetSelect(*n,SELECT_NONE);
+	    i=IteratorNext(i);
+	    }
+	}
+
+    selected=ListEmpty(selected);
+}
+
+
+void *SelHead(void)
+{
+    Iterator i;
+    int *f;
+    Object *o;
+    void *p;
+
+    TRACE;
+
+    i=ListIterator(selected);
+    p=NULL;
+
+    if ((f=IteratorData(i)))
+    	{
+	o=MapElem(map,*f);
+	p=o->data;
+	}
+
+    IteratorClear(i);
+
+    return(p);
+}
+
+
+/* END OF FILE */