Added GUITest, ManualSwitch and one method to Timeline

[Mograsim.git] / era.mi / src / era / mi / logic / timeline / Timeline.java

diff --git a/era.mi/src/era/mi/logic/timeline/Timeline.java b/era.mi/src/era/mi/logic/timeline/Timeline.java
index 125b69c..8b3c325 100644 (file)
--- a/era.mi/src/era/mi/logic/timeline/Timeline.java
+++ b/era.mi/src/era/mi/logic/timeline/Timeline.java
@@ -33,6 +33,47 @@ public class Timeline
                currentTime = first.getTiming();
                first.run();
        }
+       
+       public void executeAll()
+       {
+               while (hasNext())
+                       executeNext();
+       }
+       
+       /**
+        * Executes all events up to a given simulation timestamp. The simulation
+        * process can be constrained by a real world timestamp.
+        * 
+        * @param timestamp  the simulation timestamp up to which the events will be
+        *                   processed
+        * @param stopMillis the System.currentTimeMillis() when simulation definitely
+        *                   needs to stop.
+        * @return if it was possible to fulfil the goal in the given real world time.
+        * @author Christian Femers
+        */
+       public ExecutionResult executeUpTo(long timestamp, long stopMillis)
+       {
+               if (events.isEmpty())
+               {
+                       currentTime = timestamp;
+                       return ExecutionResult.NOTHING_DONE;
+               }
+               int checkStop = 0;
+               InnerEvent first = events.peek();
+               while (first != null && first.getTiming() <= timestamp)
+               {
+                       events.remove();
+                       currentTime = first.getTiming();
+                       first.run();
+                       // Don't check after every run
+                       checkStop = (checkStop + 1) % 10;
+                       if (checkStop == 0 && System.currentTimeMillis() >= stopMillis)
+                               return ExecutionResult.RAN_OUT_OF_TIME;
+                       first = events.peek();
+               }
+               currentTime = timestamp;
+               return ExecutionResult.DONE_IN_TIME;
+       }
 
        public long getSimulationTime()
        {
@@ -85,5 +126,26 @@ public class Timeline
                        function.handle(event);
                }
                
+               @Override
+               public String toString()
+               {
+                       return event.toString();
+               }
+       }
+       
+       @Override
+       public String toString()
+       {
+               return "simulation time: " + currentTime + ", " + events.toString();
+       }
+       
+       public static long toNanoseconds(long ticks)
+       {
+               return ticks; //TODO: Alter this when it has been determined how ticks should relate to real time.
+       }
+       
+       public enum ExecutionResult
+       {
+               NOTHING_DONE, DONE_IN_TIME, RAN_OUT_OF_TIME 
        }
 }
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