// ObjectView.h

#ifndef OBJECT_VIEW_H
#define OBJECT_VIEW_H

#include <List.h>
#include <View.h>

class State;

enum {
        MSG_OBJECT_COUNT_CHANGED        = 'obcc',
        MSG_OBJECT_ADDED                        = 'obad',
};

class ObjectView : public BView {
 public:
                                                        ObjectView(BRect frame, const char* name,
                                                                           uint32 resizeFlags, uint32 flags);
        virtual                                 ~ObjectView();

                                                        // BView
        virtual void                    AttachedToWindow();
        virtual void                    DetachedFromWindow();

        virtual void                    Draw(BRect updateRect);

        virtual void                    MouseDown(BPoint where);
        virtual void                    MouseUp(BPoint where);
        virtual void                    MouseMoved(BPoint where, uint32 transit,
                                                                   const BMessage* dragMessage);

        virtual void                    MessageReceived(BMessage* message);

                                                        // ObjectView
                        void                    SetState(State* state);

                        void                    SetObjectType(int32 type);
                        int32                   ObjectType() const
                                                                { return fObjectType; }

                        void                    AddObject(State* state);
                        void                    RemoveObject(State* state);
                        int32                   CountObjects() const;
                        void                    MakeEmpty();

                        void                    SetStateColor(rgb_color color);
                        rgb_color               StateColor() const
                                                                { return fColor; }

                        void                    SetStateDrawingMode(drawing_mode mode);
                        drawing_mode    StateDrawingMode() const
                                                                { return fDrawingMode; }

                        void                    SetStateFill(bool fill);
                        bool                    StateFill() const
                                                                { return fFill; }

                        void                    SetStatePenSize(float penSize);
                        float                   StatePenSize() const
                                                                { return fPenSize; }    

 private:
                        State*                  fState;
                        int32                   fObjectType;

                        BList                   fStateList;

                        rgb_color               fColor;
                        drawing_mode    fDrawingMode;
                        bool                    fFill;
                        float                   fPenSize;

                        bool                    fScrolling;
                        bool                    fInitiatingDrag;
                        BPoint                  fLastMousePos;
};

#endif // OBJECT_VIEW_H