#ifndef _CASHFLOW_GRAPHWINDOW_HPP_
#define _CASHFLOW_GRAPHWINDOW_HPP_
#ifndef _COMMON_WINDOW_HPP_
#include <common/window.hpp>
#endif
#ifndef _COMMON_SMARTPOINTER_HPP_
#include <common/pointer.hpp>
#endif

template <class T>
class Block;
template <class T>
class Callback;
template <class T>
class PureVector;
class PureCashFlow;
class Graph3D;
class Rect3D;
class ColorRect;

class GraphWindow : public Window
{
public:
  GraphWindow(GUIWindow &parentWindow,const Rect &winRect);
	virtual ~GraphWindow();
	void showFlows(Block<PureCashFlow> &pureCashFlows,int baseMonths);
private:
	enum {MaxRotate=360,MinRotate=-360};
	enum {ThetaDelta=10,ViewDelta=5,TurnDelta=20};
	enum {LeftArrow=0x25,RightArrow=0x27,UpArrow=0x26,DownArrow=0x28,inKey=0x49,outKey=0x4F};
	GraphWindow(const GraphWindow &someGraphWindow);
	GraphWindow &operator=(const GraphWindow &someGraphWindow);
 	void registerClass(void)const;
  void showFlows(Block<PureCashFlow> &pureCashFlows,int baseMonths,PureVector<int> &vectorInt,BYTE paletteIndex,int zDepth=0);
	void createWindow(GUIWindow &parentWindow,const Rect &winRect);
  void clamp(PureVector<int> &vectorInt);
	WORD handleLeftArrow(void);
	WORD handleRightArrow(void);
	WORD handleUpArrow(void);
	WORD handleDownArrow(void);
  void setPerspective(void);
  BOOL shiftKeyPressed(void)const;
	CallbackData::ReturnType paintHandler(CallbackData &someCallbackData);
	CallbackData::ReturnType createHandler(CallbackData &someCallbackData);
	CallbackData::ReturnType destroyHandler(CallbackData &someCallbackData);
	CallbackData::ReturnType keyDownHandler(CallbackData &someCallbackData);
	CallbackData::ReturnType leftButtonDownHandler(CallbackData &someCallbackData);
	CallbackData::ReturnType dialogCodeHandler(CallbackData &someCallbackData);

	Callback<GraphWindow> mPaintHandler;
	Callback<GraphWindow> mCreateHandler;
	Callback<GraphWindow> mDestroyHandler;
	Callback<GraphWindow> mKeyDownHandler;
	Callback<GraphWindow> mLeftButtonDownHandler;
	Callback<GraphWindow> mDialogCodeHandler;
	SmartPointer<Graph3D> mGraph3D;
  Block<ColorRect> mGraphRects;
	static char smszClassName[];
	static char smszMenuName[];
};

inline
GraphWindow &GraphWindow::operator=(const GraphWindow &/*someGraphWindow*/)
{ // private implementation
  return *this;
}

inline
BOOL GraphWindow::shiftKeyPressed(void)const
{
  return ::GetKeyState(VK_SHIFT)&0x8000;
}
#endif