Dashboard.h

/*----------------------------------------------------------------------------*/
/* Copyright (c) FIRST 2008. All Rights Reserved.                                                         */
/* Open Source Software - may be modified and shared by FRC teams. The code   */
/* must be accompanied by the FIRST BSD license file in $(WIND_BASE)/WPILib.  */
/*----------------------------------------------------------------------------*/

#ifndef __DASHBOARD_H__
#define __DASHBOARD_H__

#include "DashboardBase.h"
#include "NetworkCommunication/FRCComm.h"
#include <stack>
#include <vector>
#include <vxWorks.h>

class Dashboard : public DashboardBase
{
public:
        explicit Dashboard(SEM_ID statusDataSemaphore);
        virtual ~Dashboard();

        enum Type {kI8, kI16, kI32, kU8, kU16, kU32, kFloat, kDouble, kBoolean, kString, kOther};
        enum ComplexType {kArray, kCluster};

        void AddI8(INT8 value);
        void AddI16(INT16 value);
        void AddI32(INT32 value);
        void AddU8(UINT8 value);
        void AddU16(UINT16 value);
        void AddU32(UINT32 value);
        void AddFloat(float value);
        void AddDouble(double value);
        void AddBoolean(bool value);
        void AddString(char* value);
        void AddString(char* value, INT32 length);

        void AddArray();
        void FinalizeArray();
        void AddCluster();
        void FinalizeCluster();

        void Printf(const char *writeFmt, ...);

        INT32 Finalize();
        void GetStatusBuffer(char** userStatusData, INT32* userStatusDataSize);
        void Flush() {}
private:
        static const INT32 kMaxDashboardDataSize = USER_STATUS_DATA_SIZE - sizeof(UINT32) * 3 - sizeof(UINT8); // 13 bytes needed for 3 size parameters and the sequence number

        // Usage Guidelines...
        DISALLOW_COPY_AND_ASSIGN(Dashboard);

        bool ValidateAdd(INT32 size);
        void AddedElement(Type type);
        bool IsArrayRoot();

        char *m_userStatusData;
        INT32 m_userStatusDataSize;
        char *m_localBuffer;
        char *m_localPrintBuffer;
        char *m_packPtr;
        std::vector<Type> m_expectedArrayElementType;
        std::vector<INT32> m_arrayElementCount;
        std::vector<INT32*> m_arraySizePtr;
        std::stack<ComplexType> m_complexTypeStack;
        SEM_ID m_printSemaphore;
        SEM_ID m_statusDataSemaphore;
};

#endif