mirror of
git://source.winehq.org/git/wine.git
synced 2024-09-02 16:13:37 +00:00
gdi32: Implement GetTextExtentPoint in terms of GetTextExtentExPoint
(not vice versa) for efficiency (required adding the Ex functionality to drivers).
This commit is contained in:
parent
fe3c9428c3
commit
f904723813
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@ -121,7 +121,7 @@ static struct graphics_driver *create_driver( HMODULE module )
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GET_FUNC(GetPixel);
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GET_FUNC(GetPixelFormat);
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GET_FUNC(GetSystemPaletteEntries);
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GET_FUNC(GetTextExtentPoint);
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GET_FUNC(GetTextExtentExPoint);
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GET_FUNC(GetTextMetrics);
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GET_FUNC(IntersectClipRect);
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GET_FUNC(InvertRgn);
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@ -80,7 +80,7 @@ static const DC_FUNCTIONS EMFDRV_Funcs =
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NULL, /* pGetPixel */
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NULL, /* pGetPixelFormat */
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NULL, /* pGetSystemPaletteEntries */
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NULL, /* pGetTextExtentPoint */
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NULL, /* pGetTextExtentExPoint */
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NULL, /* pGetTextMetrics */
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EMFDRV_IntersectClipRect, /* pIntersectClipRect */
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EMFDRV_InvertRgn, /* pInvertRgn */
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106
dlls/gdi/font.c
106
dlls/gdi/font.c
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@ -1053,27 +1053,7 @@ BOOL WINAPI GetTextExtentPoint32W(
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INT count, /* [in] Number of characters in string */
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LPSIZE size) /* [out] Address of structure for string size */
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{
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BOOL ret = FALSE;
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DC * dc = DC_GetDCPtr( hdc );
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if (!dc) return FALSE;
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if(dc->gdiFont)
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ret = WineEngGetTextExtentPoint(dc->gdiFont, str, count, size);
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else if(dc->funcs->pGetTextExtentPoint)
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ret = dc->funcs->pGetTextExtentPoint( dc->physDev, str, count, size );
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if (ret)
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{
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size->cx = abs(INTERNAL_XDSTOWS(dc, size->cx));
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size->cy = abs(INTERNAL_YDSTOWS(dc, size->cy));
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size->cx += count * dc->charExtra + dc->breakRem;
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}
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GDI_ReleaseObj( hdc );
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TRACE("(%p %s %d %p): returning %ld x %ld\n",
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hdc, debugstr_wn (str, count), count, size, size->cx, size->cy );
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return ret;
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return GetTextExtentExPointW(hdc, str, count, 0, NULL, NULL, size);
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}
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/***********************************************************************
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@ -1101,9 +1081,10 @@ BOOL WINAPI GetTextExtentPointI(
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size->cy = abs(INTERNAL_YDSTOWS(dc, size->cy));
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size->cx += count * dc->charExtra;
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}
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else if(dc->funcs->pGetTextExtentPoint) {
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FIXME("calling GetTextExtentPoint\n");
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ret = dc->funcs->pGetTextExtentPoint( dc->physDev, (LPCWSTR)indices, count, size );
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else if(dc->funcs->pGetTextExtentExPoint) {
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FIXME("calling GetTextExtentExPoint\n");
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ret = dc->funcs->pGetTextExtentExPoint( dc->physDev, (LPCWSTR)indices,
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count, 0, NULL, NULL, size );
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}
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GDI_ReleaseObj( hdc );
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@ -1205,36 +1186,69 @@ BOOL WINAPI GetTextExtentExPointW( HDC hdc, LPCWSTR str, INT count,
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INT maxExt, LPINT lpnFit,
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LPINT alpDx, LPSIZE size )
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{
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int index, nFit, extent;
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SIZE tSize;
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INT nFit = 0;
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LPINT dxs = NULL;
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DC *dc;
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BOOL ret = FALSE;
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TRACE("(%p, %s, %d)\n",hdc,debugstr_wn(str,count),maxExt);
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size->cx = size->cy = nFit = extent = 0;
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for(index = 0; index < count; index++)
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dc = DC_GetDCPtr(hdc);
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if (! dc)
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return FALSE;
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/* If we need to calculate nFit, then we need the partial extents even if
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the user hasn't provided us with an array. */
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if (lpnFit)
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{
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if(!GetTextExtentPoint32W( hdc, str, index + 1, &tSize )) goto done;
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/* GetTextExtentPoint includes intercharacter spacing. */
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/* FIXME - justification needs doing yet. Remember that the base
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* data will not be in logical coordinates.
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*/
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extent = tSize.cx;
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if( !lpnFit || extent <= maxExt )
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/* It is allowed to be equal. */
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{
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nFit++;
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if( alpDx ) alpDx[index] = extent;
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}
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if( tSize.cy > size->cy ) size->cy = tSize.cy;
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dxs = alpDx ? alpDx : HeapAlloc(GetProcessHeap(), 0, count * sizeof alpDx[0]);
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if (! dxs)
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{
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GDI_ReleaseObj(hdc);
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SetLastError(ERROR_OUTOFMEMORY);
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return FALSE;
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}
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}
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size->cx = extent;
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if(lpnFit) *lpnFit = nFit;
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ret = TRUE;
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else
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dxs = alpDx;
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if (dc->gdiFont)
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ret = WineEngGetTextExtentExPoint(dc->gdiFont, str, count,
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0, NULL, dxs, size);
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else if (dc->funcs->pGetTextExtentExPoint)
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ret = dc->funcs->pGetTextExtentExPoint(dc->physDev, str, count,
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0, NULL, dxs, size);
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/* Perform device size to world size transformations. */
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if (ret)
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{
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INT extra = dc->charExtra, breakRem = dc->breakRem;
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if (dxs)
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{
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INT i;
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for (i = 0; i < count; ++i)
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{
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dxs[i] = abs(INTERNAL_XDSTOWS(dc, dxs[i]));
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dxs[i] += (i+1) * extra + breakRem;
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if (dxs[i] <= maxExt)
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++nFit;
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}
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}
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size->cx = abs(INTERNAL_XDSTOWS(dc, size->cx));
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size->cy = abs(INTERNAL_YDSTOWS(dc, size->cy));
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size->cx += count * extra + breakRem;
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}
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if (lpnFit)
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*lpnFit = nFit;
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if (dxs && ! alpDx)
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HeapFree(GetProcessHeap(), 0, dxs);
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GDI_ReleaseObj( hdc );
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TRACE("returning %d %ld x %ld\n",nFit,size->cx,size->cy);
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done:
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return ret;
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}
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@ -3849,20 +3849,21 @@ BOOL WineEngGetCharABCWidthsI(GdiFont font, UINT firstChar, UINT count, LPWORD p
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}
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/*************************************************************
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* WineEngGetTextExtentPoint
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* WineEngGetTextExtentExPoint
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*
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*/
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BOOL WineEngGetTextExtentPoint(GdiFont font, LPCWSTR wstr, INT count,
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LPSIZE size)
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BOOL WineEngGetTextExtentExPoint(GdiFont font, LPCWSTR wstr, INT count,
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INT max_ext, LPINT pnfit, LPINT dxs, LPSIZE size)
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{
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INT idx;
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INT nfit = 0, ext;
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GLYPHMETRICS gm;
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TEXTMETRICW tm;
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FT_UInt glyph_index;
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GdiFont linked_font;
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TRACE("%p, %s, %d, %p\n", font, debugstr_wn(wstr, count), count,
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size);
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TRACE("%p, %s, %d, %d, %p\n", font, debugstr_wn(wstr, count), count,
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max_ext, size);
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size->cx = 0;
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WineEngGetTextMetrics(font, &tm);
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@ -3873,8 +3874,18 @@ BOOL WineEngGetTextExtentPoint(GdiFont font, LPCWSTR wstr, INT count,
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WineEngGetGlyphOutline(linked_font, glyph_index, GGO_METRICS | GGO_GLYPH_INDEX,
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&gm, 0, NULL, NULL);
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size->cx += linked_font->gm[glyph_index].adv;
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ext = size->cx;
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if (! pnfit || ext <= max_ext) {
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++nfit;
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if (dxs)
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dxs[idx] = ext;
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}
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}
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TRACE("return %ld,%ld\n", size->cx, size->cy);
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if (pnfit)
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*pnfit = nfit;
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TRACE("return %ld, %ld, %d\n", size->cx, size->cy, nfit);
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return TRUE;
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}
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@ -4149,8 +4160,8 @@ BOOL WineEngGetCharABCWidthsI(GdiFont font, UINT firstChar, UINT count, LPWORD p
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return FALSE;
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}
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BOOL WineEngGetTextExtentPoint(GdiFont font, LPCWSTR wstr, INT count,
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LPSIZE size)
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BOOL WineEngGetTextExtentExPoint(GdiFont font, LPCWSTR wstr, INT count,
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INT max_ext, LPINT nfit, LPINT dx, LPSIZE size)
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{
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ERR("called but we don't have FreeType\n");
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return FALSE;
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@ -107,7 +107,7 @@ typedef struct tagDC_FUNCS
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COLORREF (*pGetPixel)(PHYSDEV,INT,INT);
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INT (*pGetPixelFormat)(PHYSDEV);
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UINT (*pGetSystemPaletteEntries)(PHYSDEV,UINT,UINT,LPPALETTEENTRY);
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BOOL (*pGetTextExtentPoint)(PHYSDEV,LPCWSTR,INT,LPSIZE);
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BOOL (*pGetTextExtentExPoint)(PHYSDEV,LPCWSTR,INT,INT,LPINT,LPINT,LPSIZE);
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BOOL (*pGetTextMetrics)(PHYSDEV,TEXTMETRICW*);
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INT (*pIntersectClipRect)(PHYSDEV,INT,INT,INT,INT);
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BOOL (*pInvertRgn)(PHYSDEV,HRGN);
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@ -379,7 +379,7 @@ extern DWORD WineEngGetGlyphOutline(GdiFont, UINT glyph, UINT format,
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extern BOOL WineEngGetLinkedHFont(DC *dc, WCHAR c, HFONT *new_hfont, UINT *glyph);
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extern UINT WineEngGetOutlineTextMetrics(GdiFont, UINT, LPOUTLINETEXTMETRICW);
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extern UINT WineEngGetTextCharsetInfo(GdiFont font, LPFONTSIGNATURE fs, DWORD flags);
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extern BOOL WineEngGetTextExtentPoint(GdiFont, LPCWSTR, INT, LPSIZE);
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extern BOOL WineEngGetTextExtentExPoint(GdiFont, LPCWSTR, INT, INT, LPINT, LPINT, LPSIZE);
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extern BOOL WineEngGetTextExtentPointI(GdiFont, const WORD *, INT, LPSIZE);
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extern INT WineEngGetTextFace(GdiFont, INT, LPWSTR);
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extern BOOL WineEngGetTextMetrics(GdiFont, LPTEXTMETRICW);
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@ -80,7 +80,7 @@ static const DC_FUNCTIONS MFDRV_Funcs =
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NULL, /* pGetPixel */
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NULL, /* pGetPixelFormat */
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NULL, /* pGetSystemPaletteEntries */
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NULL, /* pGetTextExtentPoint */
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NULL, /* pGetTextExtentExPoint */
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NULL, /* pGetTextMetrics */
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MFDRV_IntersectClipRect, /* pIntersectClipRect */
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MFDRV_InvertRgn, /* pInvertRgn */
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@ -304,23 +304,38 @@ const AFMMETRICS *PSDRV_UVMetrics(LONG UV, const AFM *afm)
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}
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/***********************************************************************
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* PSDRV_GetTextExtentPoint
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* PSDRV_GetTextExtentExPoint
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*/
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BOOL PSDRV_GetTextExtentPoint(PSDRV_PDEVICE *physDev, LPCWSTR str, INT count, LPSIZE size)
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BOOL PSDRV_GetTextExtentExPoint(PSDRV_PDEVICE *physDev, LPCWSTR str, INT count,
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INT maxExt, LPINT lpnFit, LPINT alpDx, LPSIZE size)
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{
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int nfit = 0;
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int i;
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float width = 0.0;
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float scale;
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assert(physDev->font.fontloc == Builtin);
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TRACE("%s %i\n", debugstr_wn(str, count), count);
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scale = physDev->font.fontinfo.Builtin.scale;
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for (i = 0; i < count && str[i] != '\0'; ++i)
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{
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float scaled_width;
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width += PSDRV_UVMetrics(str[i], physDev->font.fontinfo.Builtin.afm)->WX;
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scaled_width = width * scale;
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if (alpDx)
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alpDx[i] = scaled_width;
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if (scaled_width <= maxExt)
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++nfit;
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}
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size->cx = width * physDev->font.fontinfo.Builtin.scale;
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size->cy = physDev->font.fontinfo.Builtin.tm.tmHeight;
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if (lpnFit)
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*lpnFit = nfit;
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TRACE("cx=%li cy=%li\n", size->cx, size->cy);
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return TRUE;
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@ -480,8 +480,8 @@ extern BOOL PSDRV_ExtTextOut( PSDRV_PDEVICE *physDev, INT x, INT y, UINT flags,
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const INT *lpDx );
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extern BOOL PSDRV_GetCharWidth( PSDRV_PDEVICE *physDev, UINT firstChar, UINT lastChar,
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LPINT buffer );
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extern BOOL PSDRV_GetTextExtentPoint( PSDRV_PDEVICE *physDev, LPCWSTR str, INT count,
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LPSIZE size );
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extern BOOL PSDRV_GetTextExtentExPoint( PSDRV_PDEVICE *physDev, LPCWSTR str, INT count,
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INT maxExt, LPINT lpnFit, LPINT alpDx, LPSIZE size );
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extern BOOL PSDRV_GetTextMetrics( PSDRV_PDEVICE *physDev, TEXTMETRICW *metrics );
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extern BOOL PSDRV_LineTo( PSDRV_PDEVICE *physDev, INT x, INT y );
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extern BOOL PSDRV_PatBlt( PSDRV_PDEVICE *physDev, INT x, INT y, INT width, INT height, DWORD
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@ -14,7 +14,7 @@
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@ cdecl ExtTextOut(ptr long long long ptr ptr long ptr) PSDRV_ExtTextOut
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@ cdecl GetCharWidth(ptr long long ptr) PSDRV_GetCharWidth
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@ cdecl GetDeviceCaps(ptr long) PSDRV_GetDeviceCaps
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@ cdecl GetTextExtentPoint(ptr ptr long ptr) PSDRV_GetTextExtentPoint
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@ cdecl GetTextExtentExPoint(ptr ptr long long ptr ptr ptr) PSDRV_GetTextExtentExPoint
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@ cdecl GetTextMetrics(ptr ptr) PSDRV_GetTextMetrics
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@ cdecl LineTo(ptr long long) PSDRV_LineTo
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@ cdecl PaintRgn(ptr long) PSDRV_PaintRgn
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@ -432,14 +432,32 @@ static void X11DRV_DrawText_normal( fontObject* pfo, Display* pdisp, Drawable d,
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static void X11DRV_TextExtents_normal( fontObject* pfo, XChar2b* pstr, int count,
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int* pdir, int* pascent, int* pdescent,
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int* pwidth )
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int* pwidth, int max_extent, int* pfit,
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int* partial_extents )
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{
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XCharStruct info;
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int ascent, descent, width;
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int i, fit;
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width = 0;
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fit = 0;
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*pascent = 0;
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*pdescent = 0;
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wine_tsx11_lock();
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XTextExtents16( pfo->fs, pstr, count, pdir, pascent, pdescent, &info );
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for ( i = 0; i < count; i++ )
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{
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XTextExtents16( pfo->fs, pstr, 1, pdir, &ascent, &descent, &info );
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if ( *pascent < ascent ) *pascent = ascent;
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if ( *pdescent < descent ) *pdescent = descent;
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width += info.width;
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if ( partial_extents ) partial_extents[i] = width;
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if ( width < max_extent ) fit++;
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pstr++;
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}
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wine_tsx11_unlock();
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*pwidth = info.width;
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*pwidth = width;
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if ( pfit ) *pfit = fit;
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}
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static void X11DRV_GetTextMetricsW_normal( fontObject* pfo, LPTEXTMETRICW pTM )
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@ -594,11 +612,13 @@ void X11DRV_DrawText_dbcs_2fonts( fontObject* pfo, Display* pdisp, Drawable d,
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static
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void X11DRV_TextExtents_dbcs_2fonts( fontObject* pfo, XChar2b* pstr, int count,
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int* pdir, int* pascent, int* pdescent,
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int* pwidth )
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int* pwidth, int max_extent, int* pfit,
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int* partial_extents )
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{
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XCharStruct info;
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int ascent, descent, width;
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int i;
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int fit;
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int curfont;
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fontObject* pfos[X11FONT_REFOBJS_MAX+1];
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@ -607,6 +627,7 @@ void X11DRV_TextExtents_dbcs_2fonts( fontObject* pfo, XChar2b* pstr, int count,
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if ( pfos[0] == NULL ) pfos[0] = pfo;
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width = 0;
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fit = 0;
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*pascent = 0;
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*pdescent = 0;
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wine_tsx11_lock();
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@ -617,11 +638,14 @@ void X11DRV_TextExtents_dbcs_2fonts( fontObject* pfo, XChar2b* pstr, int count,
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if ( *pascent < ascent ) *pascent = ascent;
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if ( *pdescent < descent ) *pdescent = descent;
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width += info.width;
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if ( partial_extents ) partial_extents[i] = width;
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if ( width <= max_extent ) fit++;
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pstr ++;
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}
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wine_tsx11_unlock();
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*pwidth = width;
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if ( pfit ) *pfit = fit;
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}
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static void X11DRV_GetTextMetricsW_cp932( fontObject* pfo, LPTEXTMETRICW pTM )
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@ -201,10 +201,10 @@ END:
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/***********************************************************************
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* X11DRV_GetTextExtentPoint
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* X11DRV_GetTextExtentExPoint
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*/
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BOOL X11DRV_GetTextExtentPoint( X11DRV_PDEVICE *physDev, LPCWSTR str, INT count,
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LPSIZE size )
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BOOL X11DRV_GetTextExtentExPoint( X11DRV_PDEVICE *physDev, LPCWSTR str, INT count,
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INT maxExt, LPINT lpnFit, LPINT alpDx, LPSIZE size )
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{
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fontObject* pfo = XFONT_GetFontObject( physDev->font );
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@ -216,23 +216,33 @@ BOOL X11DRV_GetTextExtentPoint( X11DRV_PDEVICE *physDev, LPCWSTR str, INT count,
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int dir, ascent, descent;
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int info_width;
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X11DRV_cptable[pfo->fi->cptable].pTextExtents( pfo, p,
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count, &dir, &ascent, &descent, &info_width );
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count, &dir, &ascent, &descent, &info_width,
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maxExt, lpnFit, alpDx );
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size->cx = info_width;
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size->cy = pfo->fs->ascent + pfo->fs->descent;
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} else {
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INT i;
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INT nfit = 0;
|
||||
float x = 0.0, y = 0.0;
|
||||
float scaled_x = 0.0, pixsize = pfo->lpX11Trans->pixelsize;
|
||||
/* FIXME: Deal with *_char_or_byte2 != 0 situations */
|
||||
for(i = 0; i < count; i++) {
|
||||
x += pfo->fs->per_char ?
|
||||
pfo->fs->per_char[p[i].byte2 - pfo->fs->min_char_or_byte2].attributes :
|
||||
pfo->fs->min_bounds.attributes;
|
||||
scaled_x = x * pixsize / 1000.0;
|
||||
if (alpDx)
|
||||
alpDx[i] = scaled_x;
|
||||
if (scaled_x <= maxExt)
|
||||
++nfit;
|
||||
}
|
||||
y = pfo->lpX11Trans->RAW_ASCENT + pfo->lpX11Trans->RAW_DESCENT;
|
||||
TRACE("x = %f y = %f\n", x, y);
|
||||
size->cx = x * pfo->lpX11Trans->pixelsize / 1000.0;
|
||||
size->cy = y * pfo->lpX11Trans->pixelsize / 1000.0;
|
||||
if (lpnFit)
|
||||
*lpnFit = nfit;
|
||||
}
|
||||
size->cx *= pfo->rescale;
|
||||
size->cy *= pfo->rescale;
|
||||
|
|
|
@ -27,7 +27,7 @@
|
|||
@ cdecl GetPixel(ptr long long) X11DRV_GetPixel
|
||||
@ cdecl GetPixelFormat(ptr) X11DRV_GetPixelFormat
|
||||
@ cdecl GetSystemPaletteEntries(ptr long long ptr) X11DRV_GetSystemPaletteEntries
|
||||
@ cdecl GetTextExtentPoint(ptr ptr long ptr) X11DRV_GetTextExtentPoint
|
||||
@ cdecl GetTextExtentExPoint(ptr ptr long long ptr ptr ptr) X11DRV_GetTextExtentExPoint
|
||||
@ cdecl GetTextMetrics(ptr ptr) X11DRV_GetTextMetrics
|
||||
@ cdecl LineTo(ptr long long) X11DRV_LineTo
|
||||
@ cdecl PaintRgn(ptr long) X11DRV_PaintRgn
|
||||
|
|
|
@ -240,7 +240,8 @@ typedef struct tagX11DRV_CP
|
|||
int x, int y, XTextItem16* pitems, int count );
|
||||
void (*pTextExtents)( fontObject* pfo, XChar2b* pstr, int count,
|
||||
int* pdir, int* pascent, int* pdescent,
|
||||
int* pwidth );
|
||||
int* pwidth, int max_extent, int *pfit,
|
||||
int* partial_extents );
|
||||
void (*pGetTextMetricsW)( fontObject* pfo, LPTEXTMETRICW pTM );
|
||||
} X11DRV_CP;
|
||||
|
||||
|
|
Loading…
Reference in a new issue