From 42ac511fdb0e9385b4bf612df364ce2d81858645 Mon Sep 17 00:00:00 2001
From: Peter Wu <lekensteyn@gmail.com>
Date: Thu, 9 Jan 2014 23:38:11 +0100
Subject: Fix reset detection with pause

---
 src/RobotRace.java | 26 ++++++++++++++++++++++----
 1 file changed, 22 insertions(+), 4 deletions(-)

diff --git a/src/RobotRace.java b/src/RobotRace.java
index d84ce68..f3d6b8a 100644
--- a/src/RobotRace.java
+++ b/src/RobotRace.java
@@ -304,6 +304,9 @@ public class RobotRace extends Base {
         // function), the FPS update is done in the first accessible function
         // (here, in setView)
         updateFPS();
+        // reset our state when a reset it detected. Must be done before hacking
+        // with time.
+        detectReset();
         // similarly, reset the time very early here when paused
         applyPausedTime();
 
@@ -404,19 +407,34 @@ public class RobotRace extends Base {
     }
 
     /**
-     * Periodically calculate the robot speed based and update robot position.
+     * Detect when the reset button is pressed and act on it.
      */
-    private void calculateRobotSpeedAndLocation() {
-        double current_t = gs.tAnim;
-        // on reset, position the robots on the begin
+    private void detectReset() {
+        float current_t = gs.tAnim;
         if (current_t < last_speed_update) {
+            System.err.println("Reset detected...");
+
+            // on reset, position the robots on the begin
             last_speed_update = 0;
             last_t = 0;
             for (Robot robot : robots) {
                 robot.setSpeed(0);
                 robot.resetPosition();
             }
+
+            // pause in beginning if already paused
+            if (pausedSince != -1) {
+                pausedSince = current_t;
+            }
+            pausedTimeTotal = 0;
         }
+    }
+
+    /**
+     * Periodically calculate the robot speed based and update robot position.
+     */
+    private void calculateRobotSpeedAndLocation() {
+        double current_t = gs.tAnim;
 
         // periodically calculate a new speed
         double last_speed_update_t_diff = current_t - last_speed_update;
-- 
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