Unfinished tank AI game. The idea is that you plug in AIs for the tanks, and

one such plugin will have a run time error, so the game server needs to use
errorState for handling errors.

1 files changed, 48 insertions, 0 deletions

diff --git a/examples/statemachine/errorstate/tankitem.h b/examples/statemachine/errorstate/tankitem.h
new file mode 100644
index 0000000..df13689
--- /dev/null
+++ b/examples/statemachine/errorstate/tankitem.h
@@ -0,0 +1,48 @@
+#ifndef TANKITEM_H
+#define TANKITEM_H
+
+#include "tank.h"
+
+#include <QGraphicsItem>
+#include <QColor>
+
+class Action;
+class TankItem: public Tank, public QGraphicsItem
+{
+    Q_OBJECT
+public:
+    TankItem(QObject *parent = 0);
+    
+    virtual void moveForwards(qreal length);
+    virtual void moveBackwards(qreal length);
+    virtual void turn(qreal newDirection);
+    virtual void stop();
+    virtual void fireCannon(qreal distance);
+    virtual qreal direction() const;
+    virtual qreal distanceToObstacle() const;
+
+    void setColor(const QColor &color) { m_color = color; }
+    QColor color() const { return m_color; }
+
+    void idle(qreal elapsed);
+    void setDirection(qreal newDirection);
+
+    qreal speed() const { return 20.0; }
+    qreal angularSpeed() const { return 1.0; }
+
+protected:
+    virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
+    QRectF boundingRect() const;
+    QVariant itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value);
+
+private:
+    QPointF tryMove(const QPointF &requestedPosition) const;
+    void setAction(Action *newAction);
+
+    Action *m_currentAction;
+    qreal m_currentDirection;
+    QColor m_color;
+    mutable QPolygonF m_brp;
+};
+
+#endif