tdc.h

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// TDC.h: interface for the TDC class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_TDC_H__9B3516AA_85FF_11D5_B10B_C55DF8D77E35__INCLUDED_)
#define AFX_TDC_H__9B3516AA_85FF_11D5_B10B_C55DF8D77E35__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

/*
class TPoint
{
public:
	int x,y;
};
class TSize
{
public:
	int cx, cy;
};
class TRect
{
public:
	int top,left,bottom,right;
};
class TPen  {public:	int temp;};
class TBrush{public:	int temp;};
class TFont {public:	int temp;};
//*/
class TDC  
{
	//DECLARE_DYNCREATE(TDC)
public:
	TDC(HWND h);
	TDC(HDC hdc);
	void Setup();
	~TDC();
	HDC m_hDC;
	HWND m_hWnd;
	bool m_bFromDC;

public:
	HFONT m_Font;
	HPEN  m_Pen;
public:
	void MoveTo(int x,int y);
	void LineTo(int x,int y);
	void TextOut(int x,int y,const char*text,int nChar=-1);
	void TextOut(POINT p,const char*text,int nChar=-1){TextOut(p.x,p.y,text,nChar);};;
	int SetROP2(int nDrawMode);
	void FillRect(RECT&r, COLORREF color);
	void FillRect(int l,int t,int r,int b, COLORREF color);
	void SetTextColor(COLORREF color);
	void SetTextBkColor(COLORREF color);
	void SetFont(int size,char *fontname);
	void SetPen(int color,int w=1,unsigned int style=PS_SOLID);
	HGDIOBJ SelectObject(HGDIOBJ obj);
	SIZE GetTextExtent(LPCTSTR lpszString, int nCount=-1);
/*---------------------------------
// Attributes
	HDC m_hAttribDC;    // The Attribute DC
	operator HDC() const;
	HDC GetSafeHdc() const; // Always returns the Output DC
	//CWnd* GetWindow() const;

	static TDC* PASCAL FromHandle(HDC hDC);
	static void PASCAL DeleteTempMap();
	BOOL Attach(HDC hDC);   // Attach/Detach affects only the Output DC
	HDC Detach();

	virtual void SetAttribDC(HDC hDC);  // Set the Attribute DC
	virtual void SetOutputDC(HDC hDC);  // Set the Output DC
	virtual void ReleaseAttribDC();     // Release the Attribute DC
	virtual void ReleaseOutputDC();     // Release the Output DC

	BOOL IsPrinting() const;            // TRUE if being used for printing

	//TPen* GetCurrentPen() const;
	//TBrush* GetCurrentBrush() const;
	//CPalette* GetCurrentPalette() const;
	//TFont* GetCurrentFont() const;
	//CBitmap* GetCurrentBitmap() const;

	// for bidi and mirrored localization
	DWORD GetLayout() const;
	DWORD SetLayout(DWORD dwLayout);

// Constructors
	BOOL CreateDC(LPCTSTR lpszDriverName, LPCTSTR lpszDeviceName,
		LPCTSTR lpszOutput, const void* lpInitData);
	BOOL CreateIC(LPCTSTR lpszDriverName, LPCTSTR lpszDeviceName,
		LPCTSTR lpszOutput, const void* lpInitData);
	//BOOL CreateCompatibleDC(TDC* pDC);

	BOOL DeleteDC();

// Device-Context Functions
	virtual int SaveDC();
	virtual BOOL RestoreDC(int nSavedDC);
	int GetDeviceCaps(int nIndex) const;
	UINT SetBoundsRect(LPCRECT lpRectBounds, UINT flags);
	UINT GetBoundsRect(LPRECT lpRectBounds, UINT flags);
	BOOL ResetDC(const DEVMODE* lpDevMode);

// Drawing-Tool Functions
	//TPoint GetBrushOrg() const;
	//TPoint SetBrushOrg(int x, int y);
	//TPoint SetBrushOrg(POINT point);
	int EnumObjects(int nObjectType,
			int (CALLBACK* lpfn)(LPVOID, LPARAM), LPARAM lpData);

// Type-safe selection helpers
public:
	//virtual CGdiObject* SelectStockObject(int nIndex);
	//TPen* SelectObject(TPen* pPen);
	//TBrush* SelectObject(TBrush* pBrush);
	//virtual TFont* SelectObject(TFont* pFont);
	//CBitmap* SelectObject(CBitmap* pBitmap);
	//int SelectObject(CRgn* pRgn);       // special return for regions
		// CGdiObject* provided so compiler doesn't use SelectObject(HGDIOBJ)

// Color and Color Palette Functions
	COLORREF GetNearestColor(COLORREF crColor) const;
	//CPalette* SelectPalette(CPalette* pPalette, BOOL bForceBackground);
	UINT RealizePalette();
	void UpdateColors();

// Drawing-Attribute Functions
	COLORREF GetBkColor() const;
	int GetBkMode() const;
	int GetPolyFillMode() const;
	int GetROP2() const;
	int GetStretchBltMode() const;
	COLORREF GetTextColor() const;

	virtual COLORREF SetBkColor(COLORREF crColor);
	int SetBkMode(int nBkMode);
	int SetPolyFillMode(int nPolyFillMode);
	int SetStretchBltMode(int nStretchMode);
	virtual COLORREF SetTextColor(COLORREF crColor);

	BOOL GetColorAdjustment(LPCOLORADJUSTMENT lpColorAdjust) const;
	BOOL SetColorAdjustment(const COLORADJUSTMENT* lpColorAdjust);

// Mapping Functions
	int GetMapMode() const;
	TPoint GetViewportOrg() const;
	virtual int SetMapMode(int nMapMode);
	// Viewport Origin
	virtual TPoint SetViewportOrg(int x, int y);
			TPoint SetViewportOrg(POINT point);
	virtual TPoint OffsetViewportOrg(int nWidth, int nHeight);

	// Viewport Extent
	TSize GetViewportExt() const;
	virtual TSize SetViewportExt(int cx, int cy);
			TSize SetViewportExt(SIZE size);
	virtual TSize ScaleViewportExt(int xNum, int xDenom, int yNum, int yDenom);

	// Window Origin
	TPoint GetWindowOrg() const;
	TPoint SetWindowOrg(int x, int y);
	TPoint SetWindowOrg(POINT point);
	TPoint OffsetWindowOrg(int nWidth, int nHeight);

	// Window extent
	TSize GetWindowExt() const;
	virtual TSize SetWindowExt(int cx, int cy);
			TSize SetWindowExt(SIZE size);
	virtual TSize ScaleWindowExt(int xNum, int xDenom, int yNum, int yDenom);

// Coordinate Functions
	void DPtoLP(LPPOINT lpPoints, int nCount = 1) const;
	void DPtoLP(LPRECT lpRect) const;
	void DPtoLP(LPSIZE lpSize) const;
	void LPtoDP(LPPOINT lpPoints, int nCount = 1) const;
	void LPtoDP(LPRECT lpRect) const;
	void LPtoDP(LPSIZE lpSize) const;

// Special Coordinate Functions (useful for dealing with metafiles and OLE)
	void DPtoHIMETRIC(LPSIZE lpSize) const;
	void LPtoHIMETRIC(LPSIZE lpSize) const;
	void HIMETRICtoDP(LPSIZE lpSize) const;
	void HIMETRICtoLP(LPSIZE lpSize) const;

// Region Functions
	//BOOL FillRgn(CRgn* pRgn, TBrush* pBrush);
	//BOOL FrameRgn(CRgn* pRgn, TBrush* pBrush, int nWidth, int nHeight);
	//BOOL InvertRgn(CRgn* pRgn);
	//BOOL PaintRgn(CRgn* pRgn);

// Clipping Functions
	virtual int GetClipBox(LPRECT lpRect) const;
	virtual BOOL PtVisible(int x, int y) const;
			BOOL PtVisible(POINT point) const;
	virtual BOOL RectVisible(LPCRECT lpRect) const;
	//		int SelectClipRgn(CRgn* pRgn);
			int ExcludeClipRect(int x1, int y1, int x2, int y2);
			int ExcludeClipRect(LPCRECT lpRect);
	//		int ExcludeUpdateRgn(CWnd* pWnd);
			int IntersectClipRect(int x1, int y1, int x2, int y2);
			int IntersectClipRect(LPCRECT lpRect);
			int OffsetClipRgn(int x, int y);
			int OffsetClipRgn(SIZE size);
	//int SelectClipRgn(CRgn* pRgn, int nMode);

// Line-Output Functions
	TPoint GetCurrentPosition() const;
	TPoint MoveTo(int x, int y);
	TPoint MoveTo(POINT point);
	BOOL LineTo(int x, int y);
	BOOL LineTo(POINT point);
	BOOL Arc(int x1, int y1, int x2, int y2, int x3, int y3, int x4, int y4);
	BOOL Arc(LPCRECT lpRect, POINT ptStart, POINT ptEnd);