Change name of "errorstate" example to "tankgame"

The error state is not a big enough part of the example to justify naming it
after it.

1 files changed, 48 insertions, 0 deletions

diff --git a/examples/statemachine/tankgameplugins/seek_ai/seek_ai.cpp b/examples/statemachine/tankgameplugins/seek_ai/seek_ai.cpp
new file mode 100644
index 0000000..2fb05d4
--- /dev/null
+++ b/examples/statemachine/tankgameplugins/seek_ai/seek_ai.cpp
@@ -0,0 +1,48 @@
+#include "seek_ai.h"
+
+QState *SeekAi::create(QState *parentState, QObject *tank)
+{
+    QState *topLevel = new QState(parentState);
+    topLevel->setObjectName("topLevel");
+
+    QState *seek = new QState(topLevel);
+    seek->setObjectName("seek");
+    topLevel->setInitialState(seek);
+
+    QState *lookForNearestWall = new SearchState(tank, seek);
+    lookForNearestWall->setObjectName("lookForNearestWall");
+    seek->setInitialState(lookForNearestWall);
+        
+    QState *driveToFirstObstacle = new QState(seek);
+    driveToFirstObstacle->setObjectName("driveToFirstObstacle");
+    lookForNearestWall->addTransition(lookForNearestWall, SIGNAL(nearestObstacleStraightAhead()), 
+        driveToFirstObstacle);
+
+    QState *drive = new QState(driveToFirstObstacle);
+    drive->setObjectName("drive");
+    driveToFirstObstacle->setInitialState(drive);
+    connect(drive, SIGNAL(entered()), tank, SLOT(moveForwards()));
+    connect(drive, SIGNAL(exited()), tank, SLOT(stop()));
+    
+    // Go in loop
+    QState *finishedDriving = new QState(driveToFirstObstacle);
+    finishedDriving->setObjectName("finishedDriving");
+    drive->addTransition(tank, SIGNAL(actionCompleted()), finishedDriving);
+    finishedDriving->addTransition(drive);
+        
+    QState *turnTo = new QState(seek);
+    turnTo->setObjectName("turnTo");
+    driveToFirstObstacle->addTransition(new CollisionTransition(tank, turnTo));
+    
+    turnTo->addTransition(tank, SIGNAL(actionCompleted()), driveToFirstObstacle);
+
+    ChaseState *chase = new ChaseState(tank, topLevel);
+    chase->setObjectName("chase");    
+    seek->addTransition(new TankSpottedTransition(tank, chase));   
+    chase->addTransition(chase, SIGNAL(finished()), driveToFirstObstacle);
+    chase->addTransition(new TankSpottedTransition(tank, chase));
+    
+    return topLevel;
+}
+
+Q_EXPORT_PLUGIN2(seek_ai, SeekAi)