#ifndef _MESHWRP_FACTOR_HPP_
#define _MESHWRP_FACTOR_HPP_
#ifndef _COMMON_DWINDOW_HPP_
#include <common/dwindow.hpp>
#endif
#ifndef _COMMON_BLOCK_HPP_
#include <common/block.hpp>
#endif
#ifndef _COMMON_STRING_HPP_
#include <common/string.hpp>
#endif

class Factor : public DWindow
{
public:
	enum Type{Incremental,NonIncremental};
	enum Operation{Add,Subtract,Multiply,Divide,None};
	Factor(GUIWindow &parent,const String &strCaption);
	virtual ~Factor();
	bool showFactor(double &widthFactor,double &heightFactor);
	bool showFactor(double &widthFactor,double &heightFactor,
	double &widthIncremental,Operation &widthOperation,
	double &heightIncremental, Operation &heightOperation);
private:
	CallbackData::ReturnType initHandler(CallbackData &callbackData);
	CallbackData::ReturnType commandHandler(CallbackData &callbackData);
  void handleWidth(CallbackData &callackData);
	void handleHeight(CallbackData &callbackData);
  void handleOk(CallbackData &callbackData);
  void handleCancel(void);

//	virtual int DlgProc(UINT message,WPARAM wParam,LPARAM lParam);
	void initializeStrings(void);
	void currentOperation(WORD stringIndex,Operation &operation)const;

	HWND mhParent;
	HINSTANCE mhInstance;
	String mCaption;
	Callback<Factor> mInitHandler;
	Callback<Factor> mCommandHandler;

//	char mCaption[MaxCaption];
	double mWidthFactor;
	double mWidthIncremental;
	Operation mWidthOperation;
	double mHeightFactor;
	double mHeightIncremental;
	Operation mHeightOperation;
	Type mFactorType;
	Block<String> mWidthStrings;
	Block<String> mHeightStrings;
	WORD mWidthStringIndex;
	WORD mHeightStringIndex;
};
#endif