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