Alexandre Julliard : gdi32: Store the anti-aliasing flags in the DC when selecting a font.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: ccc034c27e7595662c9c02b86de1b660ac680536
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=ccc034c27e7595662c9c02b86d...

Author: Alexandre Julliard <julliard(a)winehq.org>
Date:   Wed Oct 31 15:55:29 2012 +0100

gdi32: Store the anti-aliasing flags in the DC when selecting a font.

---

 dlls/gdi32/dibdrv/graphics.c |    8 ++++----
 dlls/gdi32/font.c            |   20 ++++++++------------
 dlls/gdi32/freetype.c        |    2 ++
 dlls/gdi32/gdi_private.h     |    3 ++-
 4 files changed, 16 insertions(+), 17 deletions(-)

diff --git a/dlls/gdi32/dibdrv/graphics.c b/dlls/gdi32/dibdrv/graphics.c
index 450ecad..6f936e0 100644
--- a/dlls/gdi32/dibdrv/graphics.c
+++ b/dlls/gdi32/dibdrv/graphics.c
@@ -665,7 +665,7 @@ BOOL dibdrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags,
 {
     dibdrv_physdev *pdev = get_dibdrv_pdev(dev);
     struct clipped_rects clipped_rects;
-    UINT aa_flags;
+    DC *dc;
     RECT bounds;
     DWORD text_color;
     struct intensity_range ranges[17];
@@ -700,10 +700,10 @@ BOOL dibdrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags,
     text_color = get_pixel_color( pdev, GetTextColor( pdev->dev.hdc ), TRUE );
     get_aa_ranges( pdev->dib.funcs->pixel_to_colorref( &pdev->dib, text_color ), ranges );
 
-    aa_flags = get_font_aa_flags( dev->hdc );
-
-    render_string( dev->hdc, &pdev->dib, x, y, flags, aa_flags, str, count, dx,
+    dc = get_dc_ptr( dev->hdc );
+    render_string( dev->hdc, &pdev->dib, x, y, flags, dc->aa_flags, str, count, dx,
                    text_color, ranges, &clipped_rects, &bounds );
+    release_dc_ptr( dc );
 
 done:
     add_clipped_bounds( pdev, &bounds, pdev->clip );
diff --git a/dlls/gdi32/font.c b/dlls/gdi32/font.c
index 6179230..d5396ff 100644
--- a/dlls/gdi32/font.c
+++ b/dlls/gdi32/font.c
@@ -390,9 +390,8 @@ static UINT get_subpixel_orientation( void )
     return GGO_GRAY4_BITMAP;
 }
 
-UINT get_font_aa_flags( HDC hdc )
+UINT get_font_aa_flags( HDC hdc, const LOGFONTW *lf )
 {
-    LOGFONTW lf;
     WORD gasp_flags;
     static int hinter = -1;
     static int subpixel_enabled = -1;
@@ -406,9 +405,6 @@ UINT get_font_aa_flags( HDC hdc )
     }
     else if (GetDeviceCaps( hdc, BITSPIXEL ) <= 8) return GGO_BITMAP;
 
-    GetObjectW( GetCurrentObject( hdc, OBJ_FONT ), sizeof(lf), &lf );
-    if (lf.lfQuality == NONANTIALIASED_QUALITY) return GGO_BITMAP;
-
     if (hinter == -1 || subpixel_enabled == -1)
     {
         RASTERIZER_STATUS status;
@@ -417,8 +413,10 @@ UINT get_font_aa_flags( HDC hdc )
         subpixel_enabled = status.wFlags & WINE_TT_SUBPIXEL_RENDERING_ENABLED;
     }
 
-    switch (lf.lfQuality)
+    switch (lf->lfQuality)
     {
+    case NONANTIALIASED_QUALITY:
+        return GGO_BITMAP;
     case ANTIALIASED_QUALITY:
         smoothing = aa_smoothing;
         break;
@@ -731,6 +729,7 @@ static HGDIOBJ FONT_SelectObject( HGDIOBJ handle, HDC hdc )
     {
         ret = dc->hFont;
         dc->hFont = handle;
+        dc->aa_flags = aa_flags ? aa_flags : GGO_BITMAP;
         update_font_code_page( dc );
         GDI_dec_ref_count( ret );
     }
@@ -1948,7 +1947,7 @@ BOOL nulldrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags, const RECT *rect
                          LPCWSTR str, UINT count, const INT *dx )
 {
     DC *dc = get_nulldrv_dc( dev );
-    UINT aa_flags, i;
+    UINT i;
     DWORD err;
     HGDIOBJ orig;
     HPEN pen;
@@ -1970,18 +1969,15 @@ BOOL nulldrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags, const RECT *rect
 
     if (!count) return TRUE;
 
-    aa_flags = get_font_aa_flags( dev->hdc );
-
-    if (aa_flags != GGO_BITMAP)
+    if (dc->aa_flags != GGO_BITMAP)
     {
         char buffer[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
         BITMAPINFO *info = (BITMAPINFO *)buffer;
         struct gdi_image_bits bits;
         struct bitblt_coords src, dst;
         PHYSDEV dst_dev;
-
         /* FIXME Subpixel modes */
-        aa_flags = GGO_GRAY4_BITMAP;
+        UINT aa_flags = GGO_GRAY4_BITMAP;
 
         dst_dev = GET_DC_PHYSDEV( dc, pPutImage );
         src.visrect = get_total_extents( dev->hdc, x, y, flags, aa_flags, str, count, dx );
diff --git a/dlls/gdi32/freetype.c b/dlls/gdi32/freetype.c
index b747f6f..ad179f1 100644
--- a/dlls/gdi32/freetype.c
+++ b/dlls/gdi32/freetype.c
@@ -4459,6 +4459,8 @@ static HFONT freetype_SelectFont( PHYSDEV dev, HFONT hfont, UINT *aa_flags )
     GetObjectW( hfont, sizeof(lf), &lf );
     lf.lfWidth = abs(lf.lfWidth);
 
+    if (!*aa_flags) *aa_flags = get_font_aa_flags( dev->hdc, &lf );
+
     can_use_bitmap = GetDeviceCaps(dev->hdc, TEXTCAPS) & TC_RA_ABLE;
 
     TRACE("%s, h=%d, it=%d, weight=%d, PandF=%02x, charset=%d orient %d escapement %d\n",
diff --git a/dlls/gdi32/gdi_private.h b/dlls/gdi32/gdi_private.h
index 792a9e4..084245e 100644
--- a/dlls/gdi32/gdi_private.h
+++ b/dlls/gdi32/gdi_private.h
@@ -88,6 +88,7 @@ typedef struct tagDC
     RECT         vis_rect;         /* visible rectangle in screen coords */
     RECT         device_rect;      /* rectangle for the whole device */
     int          pixel_format;     /* pixel format (for memory DCs) */
+    UINT         aa_flags;         /* anti-aliasing flags to pass to GetGlyphOutline for current font */
     FLOAT        miterLimit;
 
     int           flags;
@@ -278,7 +279,7 @@ extern BOOL DRIVER_GetDriverName( LPCWSTR device, LPWSTR driver, DWORD size ) DE
 extern HENHMETAFILE EMF_Create_HENHMETAFILE(ENHMETAHEADER *emh, BOOL on_disk ) DECLSPEC_HIDDEN;
 
 /* font.c */
-extern UINT get_font_aa_flags( HDC hdc ) DECLSPEC_HIDDEN;
+extern UINT get_font_aa_flags( HDC hdc, const LOGFONTW *lf ) DECLSPEC_HIDDEN;
 
 /* freetype.c */