// $Revision: 1.4 $
//------------------------------------------------------------------------------
//
// Copyright (C) 1994, 1995 Taligent, Inc. All rights reserved.
//
// Project:			TaligentSelectionTool
// File:			RangeSelector.h
// Build/Version:	1.0.0
//
// Description:		Perform "rubber-band" selection.
//
//------------------------------------------------------------------------------

#ifndef TaligentSamples_RANGESELECTOR
#define TaligentSamples_RANGESELECTOR

class TRangeSelector;

#ifndef Taligent_MOUSEINPUT
#include <Taligent/MouseInput.h>
#endif

#ifndef Taligent_AREAGEOMETRY
#include <Taligent/AreaGeometry.h>
#endif

class MToolHandler;					//from <Taligent/CursorTools.h>
class TSelectionTarget;				//from SelectionTarget.h

//................................................................................

class TRangeSelector : public TInteractor, public MMouseEventHandler {
public:
	TaligentTypeExtensionDeclarationsMacro_Abstract(TRangeSelector)
public:
									TRangeSelector(MToolHandler* handler);
	virtual							~TRangeSelector();
	
	virtual bool					MouseDown(TMouseDownEvent& mouseDown);
	virtual bool					MouseMoved(TMouseMovedEvent& mouseMoved);
	virtual bool					MouseUp(TMouseUpEvent& mouseUp);
	
protected:
	virtual void					SyncSelections(const TGPoint& where);
	virtual void					SyncFeedback(const TGPoint& where);
	
private:
	TRangeSelector&					operator=(const TRangeSelector& source);

	MToolHandler*					fHandler;
	TGPoint							fAnchorPoint;
	TGArea							fInitialSelection;
	TDeleterFor<TSelectionTarget>	fBandSelection;
	TDeleterFor<TSelectionTarget>	fNewSelection;	
};

#endif