[PATCH v2 6/6] gdi32/tests: Test changing system default font smoothing.

[Paul Gofman]

Signed-off-by: Paul Gofman 
---
 dlls/gdi32/tests/dib.c | 45 ++++++++++++++++++++++++++++++++++--------
 1 file changed, 37 insertions(+), 8 deletions(-)

diff --git a/dlls/gdi32/tests/dib.c b/dlls/gdi32/tests/dib.c
index d16cb0df5c0..8cd054f7183 100644
--- a/dlls/gdi32/tests/dib.c
+++ b/dlls/gdi32/tests/dib.c
@@ -3007,7 +3007,7 @@ static inline COLORREF aa_colorref( COLORREF dst, COLORREF text, BYTE glyph )

static const BYTE masks[8] = {0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01};

-static void draw_text_2( HDC hdc, const BITMAPINFO *bmi, BYTE *bits, BOOL aa )
+static void draw_text_2( HDC hdc, const BITMAPINFO *bmi, BYTE *bits, BYTE quality, BOOL expected_aa )
 {
     DWORD dib_size = get_dib_size(bmi), ret;
     LOGFONTA lf;
@@ -3029,7 +3029,7 @@ static void draw_text_2( HDC hdc, const BITMAPINFO *bmi, BYTE *bits, BOOL aa )
     memset( &lf, 0, sizeof(lf) );
     strcpy( lf.lfFaceName, "Tahoma" );
     lf.lfHeight = 24;
-    lf.lfQuality = aa ? ANTIALIASED_QUALITY : NONANTIALIASED_QUALITY;
+    lf.lfQuality = quality;

font = CreateFontIndirectA( &lf );
     font = SelectObject( hdc, font );
@@ -3054,12 +3054,12 @@ static void draw_text_2( HDC hdc, const BITMAPINFO *bmi, BYTE *bits, BOOL aa )
     for(i = 0; i < dib_size; i++)
         bits[i] = vals[i % 4];

-    if (bmi->bmiHeader.biBitCount <= 8) aa = FALSE;
+    if (bmi->bmiHeader.biBitCount <= 8) expected_aa = FALSE;

text_color = GetTextColor( hdc );
     for (i = 0; i < strlen(str); i++)
     {
-        DWORD ggo_flags = aa ? GGO_GRAY4_BITMAP : GGO_BITMAP;
+        DWORD ggo_flags = expected_aa ? GGO_GRAY4_BITMAP : GGO_BITMAP;

ret = GetGlyphOutlineA( hdc, str[i], ggo_flags, &gm, 0, NULL, &identity );

@@ -3075,7 +3075,7 @@ static void draw_text_2( HDC hdc, const BITMAPINFO *bmi, BYTE *bits, BOOL aa )

if (!ret) continue;

-        if (aa)
+        if (expected_aa)
         {
             stride = (gm.gmBlackBoxX + 3) & ~3;

@@ -3114,7 +3114,7 @@ static void draw_text_2( HDC hdc, const BITMAPINFO *bmi, BYTE *bits, BOOL aa )
     }

diy_hash = hash_dib( hdc, bmi, bits );
-    ok( !strcmp( eto_hash, diy_hash ), "hash mismatch - aa %d\n", aa );
+    ok( !strcmp( eto_hash, diy_hash ), "hash mismatch - quality %#x, expected_aa %d\n", quality, expected_aa );

HeapFree( GetProcessHeap(), 0, diy_hash );
     HeapFree( GetProcessHeap(), 0, eto_hash );
@@ -3125,14 +3125,43 @@ static void draw_text_2( HDC hdc, const BITMAPINFO *bmi, BYTE *bits, BOOL aa )

static void draw_text( HDC hdc, const BITMAPINFO *bmi, BYTE *bits )
 {
-    draw_text_2( hdc, bmi, bits, FALSE );
+    UINT smoothing, type;
+    BOOL ret;
+
+    draw_text_2( hdc, bmi, bits, NONANTIALIASED_QUALITY, FALSE );
+
+    ret = SystemParametersInfoA(SPI_GETFONTSMOOTHING, 0, &smoothing, 0);
+    ok(ret, "SystemParametersInfoA failed, GetLastError() %u.\n", GetLastError());
+
+    ret = SystemParametersInfoA(SPI_SETFONTSMOOTHING, 0, NULL, 0);
+    ok(ret, "SystemParametersInfoA failed, GetLastError() %u.\n", GetLastError());
+    draw_text_2( hdc, bmi, bits, DEFAULT_QUALITY, FALSE );

/* Rounding errors make these cases hard to test */
     if ((bmi->bmiHeader.biCompression == BI_BITFIELDS && ((DWORD*)bmi->bmiColors)[0] == 0x3f000) ||
         (bmi->bmiHeader.biBitCount == 16))
+    {
+        ret = SystemParametersInfoA(SPI_SETFONTSMOOTHING, smoothing, NULL, 0);
+        ok(ret, "SystemParametersInfoA failed, GetLastError() %u.\n", GetLastError());
         return;
+    }
+
+    ret = SystemParametersInfoA(SPI_SETFONTSMOOTHING, 1, NULL, 0);
+    ok(ret, "SystemParametersInfoA failed, GetLastError() %u.\n", GetLastError());
+    ret = SystemParametersInfoA(SPI_GETFONTSMOOTHINGTYPE, 0, &type, 0);
+    ok(ret, "SystemParametersInfoA failed, GetLastError() %u.\n", GetLastError());
+    ret = SystemParametersInfoA(SPI_SETFONTSMOOTHINGTYPE, 0, (void *)FE_FONTSMOOTHINGSTANDARD, 0);
+    ok(ret, "SystemParametersInfoA failed, GetLastError() %u.\n", GetLastError());
+
+    draw_text_2( hdc, bmi, bits, DEFAULT_QUALITY, TRUE );
+
+    ret = SystemParametersInfoA(SPI_SETFONTSMOOTHINGTYPE, 0, (void *)(ULONG_PTR)type, 0);
+    ok(ret, "SystemParametersInfoA failed, GetLastError() %u.\n", GetLastError());
+
+    ret = SystemParametersInfoA(SPI_SETFONTSMOOTHING, smoothing, NULL, 0);
+    ok(ret, "SystemParametersInfoA failed, GetLastError() %u.\n", GetLastError());

-    draw_text_2( hdc, bmi, bits, TRUE );
+    draw_text_2( hdc, bmi, bits, ANTIALIASED_QUALITY, TRUE );
 }

static void test_simple_graphics(void)