actually commit new digit header and tests

2021-05-05 20:15:06 +10:00
parent 049e32eb40
commit 673f298d9d
5 changed files with 98 additions and 1 deletions
@@ -0,0 +1,45 @@
+/***
+
+  Olive - Non-Linear Video Editor
+  Copyright (C) 2021 Olive Team
+
+  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 3 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, see <http://www.gnu.org/licenses/>.
+
+***/
+
+#ifndef DIGIT_H
+#define DIGIT_H
+
+#include <stdint.h>
+
+namespace olive {
+
+inline int64_t GetDigitCount(int64_t input)
+{
+  input = std::abs(input);
+
+  int64_t lim = 10;
+  int64_t digit = 1;
+
+  while (input >= lim) {
+    lim *= 10;
+    digit++;
+  }
+
+  return digit;
+}
+
+}
+
+#endif // DIGIT_H