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Support OPAQUE text background

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svn path=/trunk/; revision=6042
This commit is contained in:
Gé van Geldorp 2003-09-10 23:16:13 +00:00
parent 5bdf0b7486
commit 755c84cde3
2 changed files with 81 additions and 29 deletions
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23
reactos/subsys/win32k/objects/dc.c
View file

@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: dc.c,v 1.79 2003/09/10 21:06:26 fireball Exp $
/* $Id: dc.c,v 1.80 2003/09/10 23:16:13 gvg Exp $
*
* DC.C - Device context functions
*
@ -37,6 +37,7 @@
#include <win32k/print.h>
#include <win32k/region.h>
#include <win32k/gdiobj.h>
#include <win32k/paint.h>
#include <win32k/pen.h>
#include <win32k/text.h>
#include "../eng/clip.h"
@ -124,20 +125,25 @@ NtGdiCancelDC(HDC hDC)
HDC STDCALL
NtGdiCreateCompatableDC(HDC hDC)
{
PDC NewDC, OrigDC = NULL;
PDC NewDC, OrigDC;
HBITMAP hBitmap;
HDC hNewDC;
HRGN hVisRgn;
BITMAPOBJ *pb;
OrigDC = DC_LockDc(hDC);
if (OrigDC == NULL)
if (hDC == NULL)
{
OrigDC = NULL;
hNewDC = DC_AllocDC(L"DISPLAY");
}
else
{
/* Allocate a new DC based on the original DC's device */
OrigDC = DC_LockDc(hDC);
if (NULL == OrigDC)
{
return NULL;
}
hNewDC = DC_AllocDC(OrigDC->DriverName);
}
@ -213,8 +219,13 @@ NtGdiCreateCompatableDC(HDC hDC)
NewDC->w.hPalette = OrigDC->w.hPalette;
NewDC->w.textColor = OrigDC->w.textColor;
NewDC->w.textAlign = OrigDC->w.textAlign;
NewDC->w.backgroundColor = OrigDC->w.backgroundColor;
NewDC->w.backgroundMode = OrigDC->w.backgroundMode;
}
if (NULL != hDC)
{
DC_UnlockDc( hDC );
}
DC_UnlockDc( hDC );
DC_UnlockDc( hNewDC );
hVisRgn = NtGdiCreateRectRgn(0, 0, 1, 1);
@ -491,6 +502,8 @@ NtGdiCreateDC(LPCWSTR Driver,
DC_InitDC(hNewDC);
NtGdiSetTextColor(hNewDC, RGB(0, 0, 0));
NtGdiSetTextAlign(hNewDC, TA_TOP);
NtGdiSetBkColor(hNewDC, RGB(255, 255, 255));
NtGdiSetBkMode(hNewDC, OPAQUE);
return hNewDC;
}

87
reactos/subsys/win32k/objects/text.c
View file

@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: text.c,v 1.50 2003/08/31 13:24:38 gvg Exp $ */
/* $Id: text.c,v 1.51 2003/09/10 23:16:13 gvg Exp $ */
#undef WIN32_LEAN_AND_MEAN
@ -210,8 +210,8 @@ NtGdiAddFontResource(LPCWSTR Filename)
FontGDI->face = face;
// FIXME: Complete text metrics
FontGDI->TextMetric.tmAscent = face->size->metrics.ascender; // units above baseline
FontGDI->TextMetric.tmDescent = face->size->metrics.descender; // units below baseline
FontGDI->TextMetric.tmAscent = (face->size->metrics.ascender + 32) / 64; // units above baseline
FontGDI->TextMetric.tmDescent = (- face->size->metrics.descender + 32) / 64; // units below baseline
FontGDI->TextMetric.tmHeight = FontGDI->TextMetric.tmAscent + FontGDI->TextMetric.tmDescent;
DPRINT("Font loaded: %s (%s)\n", face->family_name, face->style_name);
@ -933,9 +933,8 @@ NtGdiGetTextMetrics(HDC hDC,
{
memcpy(&SafeTm, &FontGDI->TextMetric, sizeof(TEXTMETRICW));
SafeTm.tmAscent = (Face->size->metrics.ascender + 32) / 64; // units above baseline
SafeTm.tmDescent = (Face->size->metrics.descender + 32) / 64; // units below baseline
SafeTm.tmHeight = (Face->size->metrics.ascender +
Face->size->metrics.descender + 32) / 64;
SafeTm.tmDescent = (- Face->size->metrics.descender + 32) / 64; // units below baseline
SafeTm.tmHeight = SafeTm.tmAscent + SafeTm.tmDescent;
Status = MmCopyToCaller(tm, &SafeTm, sizeof(TEXTMETRICW));
}
}
@ -1038,12 +1037,14 @@ NtGdiTextOut(HDC hDC,
int error, glyph_index, n, i;
FT_Face face;
FT_GlyphSlot glyph;
ULONG TextLeft, TextTop, pitch, previous;
ULONG TextLeft, TextTop, pitch, previous, BackgroundLeft;
FT_Bool use_kerning;
RECTL DestRect, MaskRect;
POINTL SourcePoint, BrushOrigin;
HBRUSH hBrush = NULL;
PBRUSHOBJ Brush = NULL;
HBRUSH hBrushFg = NULL;
PBRUSHOBJ BrushFg = NULL;
HBRUSH hBrushBg = NULL;
PBRUSHOBJ BrushBg = NULL;
HBITMAP HSourceGlyph;
PSURFOBJ SourceGlyphSurf;
SIZEL bitSize;
@ -1064,6 +1065,7 @@ NtGdiTextOut(HDC hDC,
YStart += dc->w.DCOrgY;
TextLeft = XStart;
TextTop = YStart;
BackgroundLeft = XStart;
TextObj = TEXTOBJ_LockText(dc->w.hFont);
@ -1104,13 +1106,18 @@ NtGdiTextOut(HDC hDC,
goto fail;
}
// Create the brush
// Create the brushes
PalDestGDI = PALETTE_LockPalette(dc->w.hPalette);
Mode = PalDestGDI->Mode;
PALETTE_UnlockPalette(dc->w.hPalette);
XlateObj = (PXLATEOBJ)IntEngCreateXlate(Mode, PAL_RGB, dc->w.hPalette, NULL);
hBrush = NtGdiCreateSolidBrush(XLATEOBJ_iXlate(XlateObj, dc->w.textColor));
Brush = BRUSHOBJ_LockBrush(hBrush);
hBrushFg = NtGdiCreateSolidBrush(XLATEOBJ_iXlate(XlateObj, dc->w.textColor));
BrushFg = BRUSHOBJ_LockBrush(hBrushFg);
if (OPAQUE == dc->w.backgroundMode)
{
hBrushBg = NtGdiCreateSolidBrush(XLATEOBJ_iXlate(XlateObj, dc->w.backgroundColor));
BrushBg = BRUSHOBJ_LockBrush(hBrushBg);
}
EngDeleteXlate(XlateObj);
SourcePoint.x = 0;
@ -1165,11 +1172,32 @@ NtGdiTextOut(HDC hDC,
pitch = glyph->bitmap.width;
}
if (OPAQUE == dc->w.backgroundMode)
{
DestRect.left = BackgroundLeft;
DestRect.right = TextLeft + (glyph->advance.x + 32) / 64;
DestRect.top = TextTop + yoff - (face->size->metrics.ascender + 32) / 64;
DestRect.bottom = TextTop + yoff + (- face->size->metrics.descender + 32) / 64;
IntEngBitBlt(SurfObj,
NULL,
NULL,
dc->CombinedClip,
NULL,
&DestRect,
&SourcePoint,
&SourcePoint,
BrushBg,
&BrushOrigin,
PATCOPY);
BackgroundLeft = DestRect.right;
}
DestRect.left = TextLeft;
DestRect.top = TextTop + yoff - glyph->bitmap_top;
DestRect.right = TextLeft + glyph->bitmap.width;
DestRect.top = TextTop + yoff - glyph->bitmap_top;
DestRect.bottom = DestRect.top + glyph->bitmap.rows;
bitSize.cx = pitch;
bitSize.cx = glyph->bitmap.width;
bitSize.cy = glyph->bitmap.rows;
MaskRect.right = glyph->bitmap.width;
MaskRect.bottom = glyph->bitmap.rows;
@ -1190,29 +1218,40 @@ NtGdiTextOut(HDC hDC,
&DestRect,
&SourcePoint,
(PPOINTL)&MaskRect,
Brush,
BrushFg,
&BrushOrigin,
0xAACC );
EngDeleteSurface(HSourceGlyph);
TextLeft += glyph->advance.x >> 6;
TextLeft += (glyph->advance.x + 32) / 64;
previous = glyph_index;
String++;
}
TEXTOBJ_UnlockText( dc->w.hFont );
BRUSHOBJ_UnlockBrush(hBrush);
NtGdiDeleteObject( hBrush );
DC_UnlockDc( hDC );
TEXTOBJ_UnlockText(dc->w.hFont);
if (NULL != hBrushBg)
{
BRUSHOBJ_UnlockBrush(hBrushBg);
NtGdiDeleteObject(hBrushBg);
}
BRUSHOBJ_UnlockBrush(hBrushFg);
NtGdiDeleteObject(hBrushFg);
DC_UnlockDc(hDC);
return TRUE;
fail:
TEXTOBJ_UnlockText( dc->w.hFont );
if( hBrush ){
BRUSHOBJ_UnlockBrush(hBrush);
NtGdiDeleteObject( hBrush );
}
if (NULL != hBrushBg)
{
BRUSHOBJ_UnlockBrush(hBrushBg);
NtGdiDeleteObject(hBrushBg);
}
if (NULL != hBrushFg)
{
BRUSHOBJ_UnlockBrush(hBrushFg);
NtGdiDeleteObject(hBrushFg);
}
DC_UnlockDc( hDC );
return FALSE;
}