llhoverview.h

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#ifndef LL_LLHOVERVIEW_H
#define LL_LLHOVERVIEW_H

// Library includes
#include "lluuid.h"
#include "llview.h"
#include "llframetimer.h"
#include "llstring.h"
#include "linked_lists.h"
#include "llcoord.h"
#include "v3dmath.h"

#include "lldarray.h"
#include "llhudconnector.h"

class LLTool;

//
// Classes
//
class LLHoverView : public LLView
{
public:
        LLHoverView(const std::string& name, const LLRect& rect);
        ~LLHoverView();

        virtual EWidgetType getWidgetType() const;
        virtual LLString getWidgetTag() const;

        /*virtual*/ void draw();

        void updateHover(LLTool* current_tool);
        void cancelHover();

        // The last hovered object is retained even after the hover is
        // cancelled, so allow it to be specifically reset. JC
        void resetLastHoverObject();

        void setHoverActive(const BOOL active);

        // We don't do hover picks while the user is typing.  In fact, we stop
        // until the mouse is moved.
        void setTyping(BOOL b);

        BOOL isHovering() const                 
                        { return isHoveringLand() || isHoveringObject(); }

        BOOL isHoveringObject() const;
        BOOL isHoveringLand() const;

        LLViewerObject* getLastHoverObject() const;

        static void pickCallback(S32 x, S32 y, MASK mask);

protected:
        void    updateText();

protected:
        LLFrameTimer    mStartHoverTimer;
        BOOL                    mStartHoverPickTimer;
        BOOL                    mDoneHoverPick;
        
        BOOL                    mHoverActive;
        LLCoordGL               mHoverPos;

        // How long has the hover popup been visible?
        LLFrameTimer    mHoverTimer;

        LLLinkedList<LLString>  mText;

        BOOL            mUseHover;

        // If not null and not dead, we're over an object.
        LLPointer<LLViewerObject>       mLastHoverObject;

        // If not LLVector3d::zero, we're over land.
        LLVector3d                                      mHoverLandGlobal;
        LLVector3d                                      mHoverOffset;

        BOOL            mTyping;

public:
        // Show in-world hover tips.  Allow to turn off for movie making, game playing.
        // Public so menu can directly toggle.
        static BOOL     sShowHoverTips;
};


//
// Globals
//

extern LLHoverView *gHoverView;


#endif

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