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373 lines
14 KiB
373 lines
14 KiB
#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#include <windowsx.h>
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#include "exgdiw.h"
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#define ExMemAlloc(a) GlobalAllocPtr(GHND, (a))
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#define ExMemFree(a) GlobalFreePtr((a))
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static POSVERSIONINFO ExGetOSVersion(VOID)
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{
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static BOOL fFirst = TRUE;
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static OSVERSIONINFO os;
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if ( fFirst ) {
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os.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
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if (GetVersionEx( &os ) ) {
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fFirst = FALSE;
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}
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}
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return &os;
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}
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static BOOL ExIsWin95(VOID)
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{
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BOOL fBool;
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fBool = (ExGetOSVersion()->dwPlatformId == VER_PLATFORM_WIN32_WINDOWS) &&
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(ExGetOSVersion()->dwMajorVersion >= 4) &&
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(ExGetOSVersion()->dwMinorVersion < 10);
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return fBool;
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}
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#if 0
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static BOOL ExIsWin98(VOID)
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{
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BOOL fBool;
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fBool = (ExGetOSVersion()->dwPlatformId == VER_PLATFORM_WIN32_WINDOWS) &&
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(ExGetOSVersion()->dwMajorVersion >= 4) &&
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(ExGetOSVersion()->dwMinorVersion >= 10);
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return fBool;
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}
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static BOOL ExIsWinNT4(VOID)
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{
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BOOL fBool;
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fBool = (ExGetOSVersion()->dwPlatformId == VER_PLATFORM_WIN32_NT) &&
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(ExGetOSVersion()->dwMajorVersion >= 4) &&
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(ExGetOSVersion()->dwMinorVersion >= 0);
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return fBool;
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}
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static BOOL ExIsWinNT5(VOID)
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{
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BOOL fBool;
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fBool = (ExGetOSVersion()->dwPlatformId == VER_PLATFORM_WIN32_NT) &&
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(ExGetOSVersion()->dwMajorVersion >= 4) &&
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(ExGetOSVersion()->dwMinorVersion >= 10);
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return fBool;
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}
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static BOOL ExIsWinNT(VOID)
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{
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BOOL fBool;
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fBool = (ExGetOSVersion()->dwPlatformId == VER_PLATFORM_WIN32_NT);
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return fBool;
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}
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#endif
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//inline static UINT W2MForWin95(HDC hDC, LPWSTR lpwstr, UINT wchCount,
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// LPSTR lpstr, UINT chByteSize)
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static UINT W2MForGDI(INT codePage,
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LPWSTR lpwstr,
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UINT wchCount,
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LPSTR lpstr,
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UINT chByteSize)
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{
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LPSTR lptmp;
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UINT byte;
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UINT mbyte;
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char defChar = 0x7F;
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BOOL fUseDefChar = TRUE;
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switch(codePage) {
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case 932:
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case 936:
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case 950:
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case 949:
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byte = ::WideCharToMultiByte(codePage, WC_COMPOSITECHECK,
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lpwstr, wchCount,
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lpstr, chByteSize,
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&defChar, NULL);
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return byte;
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default:
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lptmp = lpstr;
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for(byte = 0; byte< wchCount; byte++) {
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defChar = 0x7F;
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mbyte = ::WideCharToMultiByte(codePage, WC_COMPOSITECHECK,
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lpwstr,1,
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lptmp, chByteSize - byte,
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&defChar,
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&fUseDefChar);
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if(mbyte != 1){
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*lptmp = 0x7F; //defChar;
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}
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lptmp++;
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lpwstr++;
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}
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lpstr[byte]=0x00;
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return byte;
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}
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}
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static BOOL _ExExtTextOutWWithTrans(INT codePage,
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HDC hdc,
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int X,
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int Y,
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UINT fuOptions,
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CONST RECT *lprc,
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LPWSTR lpString,
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UINT cbCount,
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CONST INT *lpDx)
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{
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#ifndef UNDER_CE // always Unicode
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UINT bufsize = (cbCount + 1) * sizeof(WCHAR);
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BOOL fRet;
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LPSTR lpstr = (LPSTR)ExMemAlloc(bufsize);
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if(!lpstr) {
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return 0;
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}
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#if 0
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UINT byte = ::WideCharToMultiByte(codePage,
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WC_COMPOSITECHECK,
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lpString, cbCount,
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lpstr, bufsize, &defChar, 0);
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#endif
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UINT byte = W2MForGDI(codePage, lpString, cbCount, lpstr, bufsize);
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fRet = ::ExtTextOutA(hdc,X,Y,fuOptions,lprc,lpstr, byte,lpDx);
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ExMemFree(lpstr);
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return fRet;
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#else // UNDER_CE
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return ::ExtTextOutW(hdc,X,Y,fuOptions,lprc,lpString, cbCount,lpDx);
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#endif // UNDER_CE
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}
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//////////////////////////////////////////////////////////////////
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// Function : ExExtTextOutWForWin95
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// Type : BOOL
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// Purpose :
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// Args :
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// : HDC hdc // handle to device context.
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// : int X // x-coordinate of reference point
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// : int Y // y-coordinate of reference point
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// : UINT fuOptions // text-output options.
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// : CONST RECT * lprc // optional clipping and/or opaquing rectangle.
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// :
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// : LPWSTR lpString // points to string.
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// : UINT cbCount // number of characters in string.
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// : CONST INT * lpDx // pointer to array of intercharacter spacing values
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// Return :
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// DATE :
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//////////////////////////////////////////////////////////////////
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static BOOL ExExtTextOutWForWin95(HDC hdc,
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int X,
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int Y,
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UINT fuOptions,
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CONST RECT *lprc,
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LPWSTR lpString,
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UINT cbCount,
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CONST INT *lpDx)
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{
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//UINT bufsize = (cbCount + 1) * sizeof(WCHAR);
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TEXTMETRIC tm;
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::GetTextMetrics(hdc, &tm);
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//----------------------------------------------------------------
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//980730:By ToshiaK
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//Unicode GDI in Win95 has Bugs.
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//1. if try to use ExtTextOutW() with FE Unicode code point, with
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// som ANSI or SYMBOL charset font, GPF occurs.
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//2. ExtTextOutW() cannot draw EUDC code. (Must use ExtTextOutA() to draw)
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//----------------------------------------------------------------
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LANGID langId = ::GetSystemDefaultLangID();
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switch(tm.tmCharSet) {
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case SHIFTJIS_CHARSET:
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if(PRIMARYLANGID(langId) == LANG_JAPANESE) {
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return _ExExtTextOutWWithTrans(932,
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hdc,X,Y,fuOptions,lprc,lpString,cbCount,lpDx);
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}
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return ::ExtTextOutW(hdc,X,Y,fuOptions,lprc,lpString,cbCount,lpDx);
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break;
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case GB2312_CHARSET:
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if(langId == MAKELANGID(LANG_CHINESE, SUBLANG_CHINESE_SIMPLIFIED)) {
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return _ExExtTextOutWWithTrans(936,
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hdc,X,Y,fuOptions,lprc,lpString,cbCount,lpDx);
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}
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return ::ExtTextOutW(hdc,X,Y,fuOptions,lprc,lpString,cbCount,lpDx);
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break;
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case CHINESEBIG5_CHARSET:
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if(langId == MAKELANGID(LANG_CHINESE, SUBLANG_CHINESE_TRADITIONAL)) {
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return _ExExtTextOutWWithTrans(950,
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hdc,X,Y,fuOptions,lprc,lpString,cbCount,lpDx);
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}
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return ::ExtTextOutW(hdc,X,Y,fuOptions,lprc,lpString,cbCount,lpDx);
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break;
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case HANGEUL_CHARSET:
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if(PRIMARYLANGID(langId) == LANG_KOREAN) {
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return _ExExtTextOutWWithTrans(949,
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hdc,X,Y,fuOptions,lprc,lpString,cbCount,lpDx);
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}
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return ::ExtTextOutW(hdc,X,Y,fuOptions,lprc,lpString,cbCount,lpDx);
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break;
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case SYMBOL_CHARSET:
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return _ExExtTextOutWWithTrans(1252,
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hdc,X,Y,fuOptions,lprc,lpString,cbCount,lpDx);
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break;
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default:
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{
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CHARSETINFO info;
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if(::TranslateCharsetInfo((DWORD *)tm.tmCharSet,
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&info,
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TCI_SRCCHARSET)) {
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return _ExExtTextOutWWithTrans(info.ciACP,
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hdc,X,Y,fuOptions,lprc,lpString,cbCount,lpDx);
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}
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else {
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return _ExExtTextOutWWithTrans(CP_ACP,
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hdc,X,Y,fuOptions,lprc,lpString,cbCount,lpDx);
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}
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}
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}
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}
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static BOOL _ExGetTextExtentPoint32WWithTrans(INT codePage,
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HDC hdc,
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LPWSTR wz,
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int cch,
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LPSIZE lpSize)
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{
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#ifndef UNDER_CE // always Unicode
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UINT bufsize = (cch + 1) * sizeof(WCHAR);
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LPSTR lpstr = (LPSTR)ExMemAlloc(bufsize);
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BOOL fRet;
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//CHAR defChar = 0x7F;
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if(!lpstr) {
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return 0;
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}
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UINT byte = W2MForGDI(codePage, wz, cch, lpstr, bufsize);
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#if 0
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UINT byte = ::WideCharToMultiByte(codePage,
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WC_COMPOSITECHECK,
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wz, cch,
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lpstr, bufsize,
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&defChar, 0);
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#endif
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fRet = ::GetTextExtentPoint32A(hdc, lpstr, byte, lpSize);
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ExMemFree(lpstr);
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return fRet;
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#else // UNDER_CE
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return ::GetTextExtentPoint32W(hdc, wz, cch, lpSize);
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#endif // UNDER_CE
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}
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//////////////////////////////////////////////////////////////////
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// Function : ExGetTextExtentPoint32WForWin95
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// Type : inline BOOL
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// Purpose :
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// Args :
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// : HDC hdc //handle of device context.
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// : LPWSTR wz //address of text string.
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// : int cch //number of characters in string.
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// : LPSIZE lpSize //address of structure for string size.
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// Return :
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// DATE : Thu Jul 30 20:31:05 1998
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// Histroy :
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//////////////////////////////////////////////////////////////////
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static BOOL ExGetTextExtentPoint32WForWin95(HDC hdc,
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LPWSTR wz,
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int cch,
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LPSIZE lpSize)
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{
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TEXTMETRIC tm;
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::GetTextMetrics(hdc, &tm);
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LANGID langId = ::GetSystemDefaultLangID();
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switch(tm.tmCharSet) {
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case SHIFTJIS_CHARSET:
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if(PRIMARYLANGID(langId) == LANG_JAPANESE) {
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return _ExGetTextExtentPoint32WWithTrans(932, hdc, wz, cch,lpSize);
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}
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return ::GetTextExtentPoint32W(hdc, wz, cch, lpSize);
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break;
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case GB2312_CHARSET:
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if(langId == MAKELANGID(LANG_CHINESE, SUBLANG_CHINESE_SIMPLIFIED)) {
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return _ExGetTextExtentPoint32WWithTrans(936, hdc, wz, cch,lpSize);
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}
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return ::GetTextExtentPoint32W(hdc, wz, cch, lpSize);
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break;
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case CHINESEBIG5_CHARSET:
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if(langId == MAKELANGID(LANG_CHINESE, SUBLANG_CHINESE_TRADITIONAL)) {
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return _ExGetTextExtentPoint32WWithTrans(950, hdc, wz, cch,lpSize);
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}
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return ::GetTextExtentPoint32W(hdc, wz, cch, lpSize);
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break;
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case HANGEUL_CHARSET:
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if(PRIMARYLANGID(langId) == LANG_KOREAN) {
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return _ExGetTextExtentPoint32WWithTrans(949, hdc, wz, cch,lpSize);
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}
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return ::GetTextExtentPoint32W(hdc, wz, cch, lpSize);
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break;
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case SYMBOL_CHARSET:
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return _ExGetTextExtentPoint32WWithTrans(1252, hdc, wz, cch,lpSize);
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break;
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default:
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{
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CHARSETINFO info;
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if(::TranslateCharsetInfo((DWORD *)tm.tmCharSet, &info, TCI_SRCCHARSET)) {
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return _ExGetTextExtentPoint32WWithTrans(info.ciACP, hdc, wz, cch,lpSize);
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}
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else {
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return _ExGetTextExtentPoint32WWithTrans(CP_ACP, hdc, wz, cch,lpSize);
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}
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}
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break;
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}
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}
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//----------------------------------------------------------------
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//public Function
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//----------------------------------------------------------------
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BOOL ExExtTextOutW(HDC hdc, // handle to device context.
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int X, // x-coordinate of reference point
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int Y, // y-coordinate of reference point
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UINT fuOptions, // text-output options.
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CONST RECT *lprc, // optional clipping and/or opaquing rectangle.
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LPWSTR lpString, // points to string.
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UINT cbCount, // number of characters in string.
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CONST INT *lpDx) // pointer to array of intercharacter spacing values );
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{
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if(ExIsWin95()) {
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return ExExtTextOutWForWin95(hdc, X, Y, fuOptions, lprc, lpString, cbCount, lpDx);
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}
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return ExtTextOutW(hdc, X, Y, fuOptions, lprc, lpString, cbCount, lpDx);
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}
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BOOL ExGetTextExtentPoint32W(HDC hdc, // handle of device context.
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LPWSTR wz, // address of text string.
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int cch, // number of characters in string.
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LPSIZE lpSize) // address of structure for string size.
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{
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BOOL fRet;
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//if char count is 0
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if(!wz) {
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lpSize->cx = lpSize->cy = 0;
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return 0;
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}
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if(cch == 0) {
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#ifndef UNDER_CE
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fRet = GetTextExtentPointA(hdc, " ", 1, lpSize);
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#else // UNDER_CE
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fRet = GetTextExtentPoint(hdc, TEXT(" "), 1, lpSize);
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#endif // UNDER_CE
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lpSize->cx = 0;
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return (fRet);
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}
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if(ExIsWin95()) {
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return ExGetTextExtentPoint32WForWin95(hdc, wz, cch, lpSize);
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}
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return GetTextExtentPoint32W(hdc, wz, cch, lpSize);
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}
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