// $Revision: 1.12 $
//------------------------------------------------------------------------------
//
// Copyright (C) 1994, 1995 Taligent, Inc. All rights reserved.
//
// Project:			StockBrowser
// File:			StandardGraph.h
// Build/Version:	1.0.0
//
// Description:		TStandardGraph is an MGraphic that draws 2-D graphs.
//					It allows the client to have the graph be of any physical
//					size on the screen with the axes having as many or few values
//					as necessary.
//
//------------------------------------------------------------------------------

#ifndef TaligentSamples_STANDARDGRAPH
#define TaligentSamples_STANDARDGRAPH

class TStandardGraph;

#ifndef Taligent_COREPRIMITIVECLASSES
#include <Taligent/CorePrimitiveClasses.h>
#endif

#ifndef Taligent_GRAPHICS
#include <Taligent/Graphics.h>
#endif

#ifndef TaligentSamples_GRAPHDRAWER
#include "GraphDrawer.h"
#endif

#ifndef TaligentSamples_GRAPHRANGE
#include "GraphRange.h"
#endif

//==============================================================================
// TStandardGraph

class TStandardGraph : public MGraphic {
public:
	TaligentTypeExtensionDeclarationsMacro(TStandardGraph)
	
public:
							    TStandardGraph();
							    TStandardGraph(const TGraphRange& xRange,
									const TGraphRange& yRange,
							    	const TGPoint& axisLengths = kDefaultAxisLengths);
								TStandardGraph(const TStandardGraph& source);
    virtual 					~TStandardGraph();
    
    TStandardGraph&				operator=(const TStandardGraph& source);
    virtual	TStream&			operator>>=(TStream& toStream) const;
    virtual	TStream&			operator<<=(TStream& fromStream);

	virtual	const TGPoint&		GetAxisLengths() const;
	virtual	const TGraphRange&	GetXRange() const;
	virtual	const TGraphRange&	GetYRange() const;
	virtual void				GetRanges(TGraphRange& xRange, TGraphRange& yRange) const;

	virtual	void				SetAxisLengths(const TGPoint& axisLengths,
									bool prepareDrawers = false);
	virtual	void				SetXRange(const TGraphRange& range,
									bool prepareDrawers = false);
	virtual	void				SetYRange(const TGraphRange& range,
									bool prepareDrawers = false);
	virtual void				SetRanges(const TGraphRange& xRange,
									const TGraphRange& yRange,
									bool prepareDrawers = false);
			
	virtual	TGPoint				MapValuesToPoint(GraphValue xValue, GraphValue yValue) const;
	virtual	TGPoint				MapValuesToPoint(const TGPoint& valuesToBeConverted) const;
	
	virtual	void				AdoptDrawer(TGraphDrawer* drawer);
	virtual	TGraphDrawer*		OrphanDrawer(const TGraphDrawer& drawer);
	virtual void				DeleteAllDrawers();
	virtual void				PrepareAllDrawers() const;

	TIteratorOver<TGraphDrawer>* CreateDrawerIterator() const;
	
	//..........................................................................
	// MGraphic overrides
	
	virtual void 				Draw(TGrafPort& port) const;
	virtual TGRect				GetGeometricBounds() const;
	virtual void 				TransformBy(const TGrafMatrix& matrix);

protected:
	const TGrafMatrix&			GetMatrix() const;
	
private:
	static const TGPoint& 		kDefaultAxisLengths;
	static const TGraphRange&	kDefaultXAxisRange;
	static const TGraphRange&	kDefaultYAxisRange;
	
	void						CopyDrawers(const TCollectionOf<TGraphDrawer>& source);
	
	enum 						{kOriginalVersion};
	
	TGraphRange					fXAxisRange;
	TGraphRange					fYAxisRange;
	TGPoint						fAxisLengths;
	TGrafMatrix					fMatrix;
	TDequeOf<TGraphDrawer>		fDrawers;
};

#endif