#include <OS.h>
#include <View.h>
#include <Region.h>

class Layer;

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

        virtual void            Draw(BRect area);
        virtual void            MouseDown(BPoint where); 
        virtual void            MouseUp(BPoint where); 
        virtual void            MouseMoved(BPoint where, uint32 code, const BMessage *a_message);
        virtual void            MessageReceived(BMessage*);

                        void            CopyRegion(BRegion *region, int32 xOffset, int32 yOffset);
                        void            RequestRedraw();                        

                        Layer*          FindLayer(Layer *lay, BPoint &where) const;

                        Layer           *topLayer;
                        BRegion         fRedrawReg;
private:
                        void            DrawSubTree(Layer* lay);

                        bool            fTracking;
                        BPoint          fLastPos;
                        Layer           *fMovingLayer;
                        bool            fIsResize;
                        bool            fIs2ndButton;