1 files changed, 74 insertions, 0 deletions
diff --git a/libs/cassowary/cassowary/ClPoint.h b/libs/cassowary/cassowary/ClPoint.h
new file mode 100644
index 0000000000..15139aa73b
--- /dev/null
+++ b/libs/cassowary/cassowary/ClPoint.h
@@ -0,0 +1,74 @@
+// $Id$
+//
+// Cassowary Incremental Constraint Solver
+// Original Smalltalk Implementation by Alan Borning
+// This C++ Implementation by Greg J. Badros, <gjb@cs.washington.edu>
+// http://www.cs.washington.edu/homes/gjb
+// (C) 1998, 1999 Greg J. Badros and Alan Borning
+// See ../LICENSE for legal details regarding this software
+//
+// ClPoint.h
+
+#ifndef ClPoint_H
+#define ClPoint_H
+
+#if defined(HAVE_CONFIG_H) && !defined(CONFIG_H_INCLUDED) && !defined(CONFIG_INLINE_H_INCLUDED)
+#include <cassowary/config-inline.h>
+#define CONFIG_INLINE_H_INCLUDED
+#endif
+
+#include "Cassowary.h"
+#include "ClVariable.h"
+
+// ClPoint is just a convenience class for pairs of
+// ClVariables -- often useful for coordinate pairs in 2-space
+class ClPoint {
+ public:
+  ClPoint(Number x, Number y)
+    : _clv_x(x), _clv_y(y)
+    { }
+
+  ClPoint()
+    { }
+
+  ClVariable X()
+    { return _clv_x; }
+
+  ClVariable Y()
+    { return _clv_y; }
+
+  const ClVariable X() const
+    { return _clv_x; }
+
+  const ClVariable Y() const
+    { return _clv_y; }
+
+  void SetXY(Number x, Number y)
+    { _clv_x.SetValue(x); _clv_y.SetValue(y); }
+
+  Number Xvalue() const
+    { return X().Value(); }
+
+  Number Yvalue() const
+    { return Y().Value(); }
+
+ private:
+  ClVariable _clv_x;
+  ClVariable _clv_y;
+
+#ifndef CL_NO_IO
+  friend ostream &operator<<(ostream &xo, const ClPoint &clp);
+#endif
+  
+};
+
+#ifndef CL_NO_IO
+inline ostream &
+operator<<(ostream &xo, const ClPoint &clp)
+{
+  xo << "(" << clp._clv_x << ", " << clp._clv_y << ")";
+  return xo;
+}
+#endif
+
+#endif