103 lines
2.8 KiB
C
103 lines
2.8 KiB
C
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/*
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* Conversion
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*/
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#ifndef DUI_UTIL_CONVERT_H_INCLUDED
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#define DUI_UTIL_CONVERT_H_INCLUDED
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#pragma once
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namespace DirectUI
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{
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#define DUIARRAYSIZE(a) (sizeof(a) / sizeof(a[0]))
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/////////////////////////////////////////////////////////////////////////////
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// String conversion
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#define DUI_CODEPAGE CP_ACP // String conversion codepage
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LPSTR UnicodeToMultiByte(LPCWSTR pszUnicode, int cChars = -1, int* pMultiBytes = NULL);
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LPWSTR MultiByteToUnicode(LPCSTR pszMulti, int dBytes = -1, int* pUniChars = NULL);
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/////////////////////////////////////////////////////////////////////////////
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// Atom conversion
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ATOM StrToID(LPCWSTR psz);
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/////////////////////////////////////////////////////////////////////////////
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// Bitmap conversion
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HBITMAP LoadDDBitmap(LPCWSTR pszBitmap, HINSTANCE hResLoad, int cx, int cy);
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#ifdef GADGET_ENABLE_GDIPLUS
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HRESULT LoadDDBitmap(LPCWSTR pszBitmap, HINSTANCE hResLoad, int cx, int cy, UINT nFormat, OUT Gdiplus::Bitmap** ppgpbmp);
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#endif
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HBITMAP ProcessAlphaBitmapI(HBITMAP hbmSource);
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#ifdef GADGET_ENABLE_GDIPLUS
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Gdiplus::Bitmap * ProcessAlphaBitmapF(HBITMAP hbmSource, UINT nFormat);
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#endif
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/////////////////////////////////////////////////////////////////////////////
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// Color conversion
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inline COLORREF RemoveAlpha(COLORREF cr) { return ~(255 << 24) & cr; }
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inline COLORREF NearestPalColor(COLORREF cr) { return (0x02000000) | cr; }
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const int SysColorEnumOffset = 10000; // Used to identify a system color enum
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inline bool IsSysColorEnum(int c) { return c >= SysColorEnumOffset; }
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inline int MakeSysColorEnum(int c) { return c + SysColorEnumOffset; }
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inline int ConvertSysColorEnum(int c) { return c - SysColorEnumOffset; }
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HBRUSH BrushFromEnumI(int c);
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COLORREF ColorFromEnumI(int c);
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#ifdef GADGET_ENABLE_GDIPLUS
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Gdiplus::Color ColorFromEnumF(int c);
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#endif
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#ifdef GADGET_ENABLE_GDIPLUS
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inline Gdiplus::Color RemoveAlpha(Gdiplus::Color cr)
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{
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return Gdiplus::Color(cr.GetR(), cr.GetG(), cr.GetB());
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}
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inline Gdiplus::Color Convert(COLORREF cr)
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{
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return Gdiplus::Color(GetAValue(cr), GetRValue(cr), GetGValue(cr), GetBValue(cr));
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}
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#endif
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inline IsOpaque(BYTE bAlphaLevel)
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{
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return bAlphaLevel >= 250;
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}
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inline IsTransparent(BYTE bAlphaLevel)
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{
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return bAlphaLevel <= 5;
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}
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int PointToPixel(int nPoint);
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int RelPixToPixel(int nRelPix);
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inline int PointToPixel(int nPoint, int nDPI)
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{
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return -MulDiv(nPoint, nDPI, 72);
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}
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inline int RelPixToPixel(int nRelPix, int nDPI)
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{
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return MulDiv(nRelPix, nDPI, 96);
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}
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/////////////////////////////////////////////////////////////////////////////
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// Bitmap conversion
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bool IsPalette(HWND hWnd = NULL);
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//HPALETTE PALToHPALETTE(LPWSTR pPALFile, bool bMemFile = false, DWORD dMemFileSize = 0, LPRGBQUAD pRGBQuad = NULL, LPWSTR pError = NULL);
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} // namespace DirectUI
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#endif // DUI_UTIL_CONVERT_H_INCLUDED
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