1 files changed, 53 insertions, 0 deletions
diff --git a/third_party/java/proguard/proguard5.3.3/src/proguard/gui/splash/SawToothTiming.java b/third_party/java/proguard/proguard5.3.3/src/proguard/gui/splash/SawToothTiming.java
new file mode 100644
index 0000000000..53c9be231d
--- /dev/null
+++ b/third_party/java/proguard/proguard5.3.3/src/proguard/gui/splash/SawToothTiming.java
@@ -0,0 +1,53 @@
+/*
+ * ProGuard -- shrinking, optimization, obfuscation, and preverification
+ *             of Java bytecode.
+ *
+ * Copyright (c) 2002-2017 Eric Lafortune @ GuardSquare
+ *
+ * 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
+ */
+package proguard.gui.splash;
+
+/**
+ * This Timing ramps up linearly from 0 to 1 in a given repeated time interval.
+ *
+ * @author Eric Lafortune
+ */
+public class SawToothTiming implements Timing
+{
+    private final long period;
+    private final long phase;
+
+
+    /**
+     * Creates a new SawToothTiming.
+     * @param period the time period for a full cycle.
+     * @param phase  the phase of the cycle, which is added to the actual time.
+     */
+    public SawToothTiming(long period, long phase)
+    {
+        this.period = period;
+        this.phase  = phase;
+    }
+
+
+    // Implementation for Timing.
+
+    public double getTiming(long time)
+    {
+        // Compute the translated and scaled saw-tooth function.
+        return (double)((time + phase) % period) / (double)period;
+    }
+}