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-rw-r--r--src/include/geometry.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/src/include/geometry.h b/src/include/geometry.h
new file mode 100644
index 0000000..9f87f1b
--- /dev/null
+++ b/src/include/geometry.h
@@ -0,0 +1,26 @@
+// -*- C++ -*-
+/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+ Written by Gaius Mulley <gaius@glam.ac.uk>
+
+This file is part of groff.
+
+groff 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 3 of the License, or
+(at your option) any later version.
+
+groff 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, see <http://www.gnu.org/licenses/>. */
+
+int adjust_arc_center(const int *, double *);
+void check_output_arc_limits(int x, int y,
+ int xv1, int yv1,
+ int xv2, int yv2,
+ double c0, double c1,
+ int *minx, int *maxx,
+ int *miny, int *maxy);