lllogitechlcd.h

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#ifndef LL_LOGITECH_LCD_H
#define LL_LOGITECH_LCD_H

#include <vector>
#include "llFrametimer.h"

class CEzLcd;

// TO Add a new display page groups, duplicate the Region or Debug or Chat class, then modify what's actually displayed (ie how many pages and whats in them)
// in the constructor and update display functions.
// Remember to add in a new enum type for the new display type, and add in functions to actually create/update or remove this page in the SetupDisplayPages function
// And, of course, add the new option to the Menu in llpanelLCDoption.xml, and save details (duplicate the ones for debug or region).

// this defines one pages worth of display items.
class llLCDSpecificPage
{
public:
        int mPageIndex;
        typedef std::vector<HANDLE> displayItemArray_t;
        // array of indexes that come from the lcd display sdk for specific items being displayed on a given page
        displayItemArray_t mDisplayItemArray;
};

// this defines a group of pages - associated with a specific type of display, like Debug, Linden Account info, region etc
// NOTE this can have more than one page associated with it - so it has an array of cLCDSpecificPage for each page.
class llLCDPageGroup
{
public:
        llLCDPageGroup(CEzLcd *LCD, int type, HICON SLIcon);
        virtual ~llLCDPageGroup();
        virtual void UpdateDetails() = 0; 
        virtual void GetDisplayable() = 0;
        int             mType;
        HANDLE  mHandle;
        typedef std::vector<llLCDSpecificPage> pageArray_t;
        pageArray_t mPageArray;
        BOOL    mDisplayPage;
protected:

        CEzLcd  *mLCD;
        HICON   mSLIcon;
};


// class that defines the Default page - used if nothing else is enabled
class llDefaultPageGroup : public llLCDPageGroup
{
public:
        llDefaultPageGroup(CEzLcd *LCD, int type, HICON SLIcon);
        virtual void UpdateDetails();
        virtual void GetDisplayable();
};

// Root class - contains pointers to actual LCD display object, and arrays of page groups to be displayed
class llLCD
{
public:
        enum
        {
                kLCDDefault,
                kLCDDebug,
                kLCDChat,
                kLCDRegion,
                kLCDLinden,
                kLCDIM,
                kLCDDebugConsole,
                kMaxLCDPageGroups
        };
        llLCD(HINSTANCE instance);
        ~llLCD();
        void UpdateDisplay();
        bool Enabled();
        BOOL AreZ10Available();
        BOOL IsG15Available();

        typedef std::vector<llLCDPageGroup *> pageGroupArray_t;
        pageGroupArray_t mPageGroupArray;
        HICON mSLIcon;
        CEzLcd  *mLCD;
private:

        // member functions to display data
        void SetUpDisplayPages();
        llLCDPageGroup *GetNextPageToDisplay();

        llLCDPageGroup *mCurrentGroupBeingShown;

        // members
        bool mInited;
        
        int     mPageToShow;
        LLFrameTimer    mDisplayTimer;
        LLFrameTimer    mDebounceTimer;
        HINSTANCE mInstance;            // necessary for loading some icons for the dot matrix LCD display to use
        bool mFirstTimeThru;


        // actual display set up variables
        int mDestinationLCD;
};



#endif

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