241 lines
6.5 KiB
C
241 lines
6.5 KiB
C
/*
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* text functions
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*
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* Copyright 1993, 1994 Alexandre Julliard
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*
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*/
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#include <string.h>
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#include "windef.h"
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#include "wingdi.h"
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#include "wine/winuser16.h"
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#include "winbase.h"
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#include "winerror.h"
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#include "gdi.h"
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#include "heap.h"
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#include "debugtools.h"
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#include "winnls.h"
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DEFAULT_DEBUG_CHANNEL(text);
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/***********************************************************************
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* ExtTextOut (DISPLAY.351)
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* ExtTextOut (GDI.351)
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*/
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BOOL16 WINAPI ExtTextOut16( HDC16 hdc, INT16 x, INT16 y, UINT16 flags,
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const RECT16 *lprect, LPCSTR str, UINT16 count,
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const INT16 *lpDx )
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{
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BOOL ret;
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int i;
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RECT rect32;
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LPINT lpdx32 = NULL;
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if (lpDx) {
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lpdx32 = (LPINT)HeapAlloc( GetProcessHeap(),0, sizeof(INT)*count );
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if(lpdx32 == NULL) return FALSE;
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for (i=count;i--;) lpdx32[i]=lpDx[i];
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}
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if (lprect) CONV_RECT16TO32(lprect,&rect32);
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ret = ExtTextOutA(hdc,x,y,flags,lprect?&rect32:NULL,str,count,lpdx32);
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if (lpdx32) HeapFree( GetProcessHeap(), 0, lpdx32 );
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return ret;
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}
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/***********************************************************************
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* ExtTextOutA (GDI32.@)
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*/
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BOOL WINAPI ExtTextOutA( HDC hdc, INT x, INT y, UINT flags,
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const RECT *lprect, LPCSTR str, UINT count,
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const INT *lpDx )
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{
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DC * dc = DC_GetDCUpdate( hdc );
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LPWSTR p;
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UINT codepage = CP_ACP; /* FIXME: get codepage of font charset */
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BOOL ret = FALSE;
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LPINT lpDxW = NULL;
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if (!dc) return FALSE;
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if (dc->funcs->pExtTextOut)
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{
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UINT wlen = MultiByteToWideChar(codepage,0,str,count,NULL,0);
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if (lpDx)
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{
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unsigned int i = 0, j = 0;
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lpDxW = (LPINT)HeapAlloc( GetProcessHeap(), 0, wlen*sizeof(INT));
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while(i < count)
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{
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if(IsDBCSLeadByteEx(codepage, str[i]))
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{
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lpDxW[j++] = lpDx[i] + lpDx[i+1];
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i = i + 2;
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}
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else
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{
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lpDxW[j++] = lpDx[i];
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i = i + 1;
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}
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}
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}
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if ((p = HeapAlloc( GetProcessHeap(), 0, wlen * sizeof(WCHAR) )))
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{
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wlen = MultiByteToWideChar(codepage,0,str,count,p,wlen);
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ret = dc->funcs->pExtTextOut( dc, x, y, flags, lprect, p, wlen, lpDxW );
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HeapFree( GetProcessHeap(), 0, p );
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}
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if (lpDxW) HeapFree( GetProcessHeap(), 0, lpDxW );
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}
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GDI_ReleaseObj( hdc );
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return ret;
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}
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/***********************************************************************
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* ExtTextOutW (GDI32.@)
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*/
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BOOL WINAPI ExtTextOutW( HDC hdc, INT x, INT y, UINT flags,
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const RECT *lprect, LPCWSTR str, UINT count,
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const INT *lpDx )
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{
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BOOL ret = FALSE;
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DC * dc = DC_GetDCUpdate( hdc );
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if (dc)
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{
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if(dc->funcs->pExtTextOut)
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ret = dc->funcs->pExtTextOut(dc,x,y,flags,lprect,str,count,lpDx);
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GDI_ReleaseObj( hdc );
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}
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return ret;
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}
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/***********************************************************************
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* TextOut (GDI.33)
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*/
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BOOL16 WINAPI TextOut16( HDC16 hdc, INT16 x, INT16 y, LPCSTR str, INT16 count )
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{
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return ExtTextOut16( hdc, x, y, 0, NULL, str, count, NULL );
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}
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/***********************************************************************
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* TextOutA (GDI32.@)
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*/
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BOOL WINAPI TextOutA( HDC hdc, INT x, INT y, LPCSTR str, INT count )
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{
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return ExtTextOutA( hdc, x, y, 0, NULL, str, count, NULL );
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}
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/***********************************************************************
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* TextOutW (GDI32.@)
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*/
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BOOL WINAPI TextOutW(HDC hdc, INT x, INT y, LPCWSTR str, INT count)
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{
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return ExtTextOutW( hdc, x, y, 0, NULL, str, count, NULL );
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}
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/***********************************************************************
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* GetTextCharset [GDI32.@] Gets character set for font in DC
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*
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* NOTES
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* Should it return a UINT32 instead of an INT32?
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* => YES, as GetTextCharsetInfo returns UINT32
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*
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* RETURNS
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* Success: Character set identifier
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* Failure: DEFAULT_CHARSET
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*/
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UINT WINAPI GetTextCharset(
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HDC hdc) /* [in] Handle to device context */
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{
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/* MSDN docs say this is equivalent */
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return GetTextCharsetInfo(hdc, NULL, 0);
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}
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/***********************************************************************
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* GetTextCharset [GDI.612]
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*/
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UINT16 WINAPI GetTextCharset16(HDC16 hdc)
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{
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return (UINT16)GetTextCharset(hdc);
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}
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/***********************************************************************
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* GetTextCharsetInfo [GDI32.@] Gets character set for font
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*
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* NOTES
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* Should csi be an LPFONTSIGNATURE instead of an LPCHARSETINFO?
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* Should it return a UINT32 instead of an INT32?
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* => YES and YES, from win32.hlp from Borland
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*
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* RETURNS
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* Success: Character set identifier
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* Failure: DEFAULT_CHARSET
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*/
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UINT WINAPI GetTextCharsetInfo(
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HDC hdc, /* [in] Handle to device context */
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LPFONTSIGNATURE fs, /* [out] Pointer to struct to receive data */
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DWORD flags) /* [in] Reserved - must be 0 */
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{
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HGDIOBJ hFont;
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UINT charSet = DEFAULT_CHARSET;
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LOGFONTW lf;
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CHARSETINFO csinfo;
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hFont = GetCurrentObject(hdc, OBJ_FONT);
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if (hFont == 0)
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return(DEFAULT_CHARSET);
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if ( GetObjectW(hFont, sizeof(LOGFONTW), &lf) != 0 )
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charSet = lf.lfCharSet;
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if (fs != NULL) {
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if (!TranslateCharsetInfo((LPDWORD)charSet, &csinfo, TCI_SRCCHARSET))
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return (DEFAULT_CHARSET);
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memcpy(fs, &csinfo.fs, sizeof(FONTSIGNATURE));
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}
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return charSet;
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}
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/***********************************************************************
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* PolyTextOutA (GDI.402)
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* PolyTextOutA (GDI32.@)
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*
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* Draw several Strings
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*/
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BOOL WINAPI PolyTextOutA (
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HDC hdc, /* [in] Handle to device context */
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PPOLYTEXTA pptxt, /* [in] Array of strings */
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INT cStrings /* [in] Number of strings in array */
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)
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{
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FIXME("stub!\n");
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SetLastError ( ERROR_CALL_NOT_IMPLEMENTED );
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return 0;
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}
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/***********************************************************************
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* PolyTextOutW (GDI.403)
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* PolyTextOutW (GDI32.@)
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*
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* Draw several Strings
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*/
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BOOL WINAPI PolyTextOutW (
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HDC hdc, /* [in] Handle to device context */
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PPOLYTEXTW pptxt, /* [in] Array of strings */
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INT cStrings /* [in] Number of strings in array */
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)
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{
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FIXME("stub!\n");
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SetLastError ( ERROR_CALL_NOT_IMPLEMENTED );
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return 0;
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}
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