AmmoPusher.h

00001 #ifndef INCLUDED_AMMO_PUSHER_H
00002 #define INCLUDED_AMMO_PUSHER_H
00003 
00004 #include "mbed.h"
00005 #include "I2CDevice.h"
00006 
00007 class AmmoPusher : public I2CDevice{
00008 public:
00009     enum ActionType{
00010         NO_OPERATION,
00011         DRAWING,
00012         PUSHING
00013     };
00014     enum State{
00015         BETWEEN,
00016         HAS_FINISHED_DRAWING,
00017         HAS_FINISHED_PUSHING
00018     };
00019 
00020     AmmoPusher( char address );
00021     
00022     void push(){
00023         setActionType( PUSHING );
00024     }
00025     void draw(){
00026         setActionType( DRAWING );
00027     }
00028     void setActionType( ActionType action ){
00029         mActionType = action;
00030     }
00031     State getState(){
00032         return mState;
00033     }
00034     bool isWorking(){
00035         return ( ( mState == BETWEEN ) && ( mActionType != NO_OPERATION ) );
00036     }
00037     bool hasPushed(){
00038         return ( mState ==  HAS_FINISHED_PUSHING );
00039     }
00040     bool hasDrawn(){
00041         return ( mState ==  HAS_FINISHED_DRAWING );
00042     }
00043     
00044     virtual int write();
00045     virtual int read();
00046     
00047 private:
00048     ActionType mActionType;
00049     State mState;
00050 };
00051 
00052 #endif