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#ifndef __IMGSUPRT_H__
#define __IMGSUPRT_H__
#define MAX_PALETTE_COLORS 256
#define WM_CANCEL WM_USER + 0
// Brush Shapes
#define roundBrush 0
#define squareBrush 1
#define slantedLeftBrush 2
#define slantedRightBrush 3
// Combine Modes
#define combineColor 0
#define combineMatte 1
#define combineReplace 2
// Non-standard Raster Ops
#define DSx 0x00660046L
#define DSa 0x008800C6L
#define DSna 0x00220326L
#define DSPao 0x00ea02e9L
#define DSo 0x00ee0086L
#define DSno 0x00bb0226L
#define DSPDxax 0x00e20746L
#define SPxn 0x00c3006aL
// Indices of the screen and inverse colors in color table.
#define IDScreen -1
#define IDInvScreen -2
// NOTE: These structures mirror the LOGPALETTE structure in WINDOWS.H
struct LOGPALETTE16 { WORD palVersion; WORD palNumEntries; PALETTEENTRY palPalEntry[16]; };
struct LOGPALETTE256 { WORD palVersion; WORD palNumEntries; PALETTEENTRY palPalEntry[MAX_PALETTE_COLORS]; };
// Note: this bogus structure is not my fault! It's stolen from
// the old Windows SDK ImagEdit program...
#pragma pack(1)
struct COLORFILEHEADER { char tag; // this is a 'C'
short colors; char reserved[47]; // fill with 0
// DWORD rgrgb [colors];
};
#pragma pack()
/*************************************************************************/
//extern int FileTypeFromExtension( const TCHAR FAR* lpcExt );
void InitCustomData(); // see customiz.cpp
void CustomExit();
class CImgWnd;
// IMGSUPRT.CPP
extern IMG* CreateImg (int cxWidth, int cyHeight, int cPlanes, int cBitCount, int cXPelsPerMeter, int cYPelsPerMeter, BOOL bPalette = TRUE );extern void SelectImg (IMG* pImg);extern BOOL ClearImg (IMG* pImg);extern void FreeImg (IMG* pImg);extern void DirtyImg (IMG* pImg);extern void AddImgWnd (IMG* pImg, CImgWnd* pImgWnd);extern BOOL UpdateCurIcoImg (IMG* pImg);extern BOOL ChangeICBackground (IMG* pImg, COLORREF rgbNewScr);extern BOOL SetImgSize (IMG* pImg, CSize newSize, BOOL bStretch);extern void GetImgSize (IMG* pImg, CSize& size);extern BOOL ReplaceImgPalette (IMG* pImg, LPLOGPALETTE lpLogPal);extern int AddNewColor (IMG* pImg, COLORREF crNew );
// IMGED.CPP
extern void Draw3dRect (HDC hDC, RECT* prc);
// DRAW.CPP
extern void InvalImgRect (IMG* pImg, CRect* prc);extern void CommitImgRect (IMG* pImg, CRect* prc);extern void FixRect (RECT* prc);extern void StandardiseCoords (CPoint* s, CPoint* e);extern void DrawBrush (IMG* pImg, CPoint pt, BOOL bDraw);extern void HideBrush ();extern void SetCombineMode (int wNewCombineMode);extern BOOL SetupRubber (IMG* pImg);extern void PolyTo (CDC* pDC, CPoint fromPt, CPoint toPt, CSize size);extern BOOL GetTanPt (CSize size, CPoint delta, CRect& tan);
extern void SetDrawColor (COLORREF cr);extern void SetEraseColor (COLORREF cr);extern void SetTransColor (COLORREF cr);extern void SetDrawColor (int iColor);extern void SetEraseColor (int iColor);extern void SetTransColor (int iColor);extern void InvalColorWnd ();extern BOOL SetUndo (IMG* pImg);extern void SetLeftColor (int nColor);extern void SetRightColor (int nColor);extern void CommitSelection (BOOL bSetUndo);extern void PickupSelection ();
extern BOOL EnsureUndoSize (IMG* pimg);
extern void CleanupImages ();extern void CleanupImgRubber();extern void CleanupImgUndo ();
extern IMG* pImgCur;
#define TRANS_COLOR_NONE 0x87654321 // undefined
extern BOOL fDraggingBrush;extern BOOL g_bCustomBrush;extern BOOL g_bDriverCanStretch;extern BOOL g_bUseTrans;
extern int theLeft;extern int theRight;extern int theTrans;extern COLORREF crLeft;extern COLORREF crRight;extern COLORREF crTrans;extern int wCombineMode;
struct DINFO { TCHAR* m_szDesc; UINT m_nColors; SIZE m_size; };
extern COLORREF std2Colors[];
extern CPalette* GetStd256Palette();extern CPalette* GetStd16Palette();extern CPalette* GetStd2Palette();extern CPalette* PaletteFromDS(HDC hdc);
#define IS_WIN30_DIB(lpbi) ((*(LPDWORD)(lpbi)) >= sizeof (BITMAPINFOHEADER))
extern WORD DIBNumColors ( LPSTR lpbi, BOOL bJustUsed=TRUE );extern DWORD DIBWidth ( LPSTR lpDIB );extern DWORD DIBHeight ( LPSTR lpDIB );extern CPalette* CreateDIBPalette ( LPSTR lpbi );extern HBITMAP DIBToBitmap ( LPSTR lpDIBHdr, CPalette* pPal, HDC hdc = NULL );extern HBITMAP DIBToDS ( LPSTR lpDIBHdr, DWORD dwOffBits, HDC hdc );extern HGLOBAL DibFromBitmap ( HBITMAP hBitmap, DWORD dwStyle, WORD wBits, CPalette* pPal, HBITMAP hMaskBitmap, DWORD& dwSize, LONG cXPelsPerMeter, LONG cYPelsPerMeter );extern LPSTR FindDIBBits ( LPSTR lpbi, DWORD dwOffBits = 0 );extern WORD PaletteSize ( LPSTR lpbi );extern void FreeDib ( HGLOBAL hDib );extern CPalette* CreatePalette ( const COLORREF* colors, int nColors );extern CPalette* MergePalettes ( CPalette *pPal1, CPalette *pPal2, int& iAdds );extern void AdjustPointForGrid( CPoint *ptPointLocation );
// drawing support functions
extern void StretchCopy (HDC, int, int, int, int, HDC, int, int, int, int);extern void FillImgRect (HDC hDC, CRect * prc, COLORREF cr );extern void BrushLine (CDC* pDC, CPoint fromPt, CPoint toPt, int nWidth, int nShape);extern void DrawDCLine (HDC hDC, CPoint pt1, CPoint pt2, COLORREF color, int nWidth, int nShape, CRect& rc);extern void DrawImgLine (IMG* pimg, CPoint pt1, CPoint pt2, COLORREF color, int nWidth, int nShape, BOOL bCommit);extern void Mylipse (HDC hDC, int x1, int y1, int x2, int y2, BOOL bFilled);
// PATSTENCIL:
// This is a ternary raster operation, listed in the SDK ref as "PSDPxax",
// but I prefer to think of it as "DSaPSnao". More practically, this rop
// is useful to apply the color of the current brush to only those pixels
// where the source bitmap is zero (black). That is, a binary bitmap as the
// source will be drawn onto the destination in the color of the current
// brush.
//
#define PATSTENCIL 0xB8074AL
// DrawBitmap:
// This draws a bitmap on a display context with a given raster operation.
// CDC* dc The target display context.
// CBitmap* bmSrc The bitmap to be drawn.
// CRect* rc A position rectangle.
// If NULL, bitmap drawn with the upper-left at 0, 0.
// Otherwise, bitmap drawn centered in this rectangle.
// Result is not clipped to the rectangle.
// DWORD dwROP Raster operation. See table 11.3 of the Win30 SDK ref.
// CDC* memdc A memory context for the BitBlt process to use.
// If NULL, DrawBitmap creates and destroys its own.
//
void DrawBitmap(CDC* dc, CBitmap* bmSrc, CRect* rc, DWORD dwROP = SRCCOPY, CDC* memdc = NULL);
extern HDC hRubberDC;extern HBITMAP hRubberBM;extern HBITMAP g_hUndoImgBitmap;extern HPALETTE g_hUndoPalette;extern int cxRubberWidth;extern int cyRubberHeight;extern IMG* pRubberImg;extern WORD gwClipboardFormat;extern CBrush g_brSelectHorz;extern CBrush g_brSelectVert;
CPalette *PBSelectPalette(CDC *pDC, CPalette *pPalette, BOOL bForceBk);
class CTempBitmap : public CBitmap{public: ~CTempBitmap() { DeleteObject(); } // DeleteObject checks for NULL
} ;
#endif // __IMGSUPRT_H__
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