[PATCH v2 4/9] gdi32: Reimplement CreateBrushIndirect on top of other brush constructors.
From: Jacek Caban <jacek(a)codeweavers.com> Signed-off-by: Jacek Caban <jacek(a)codeweavers.com> Signed-off-by: Huw Davies <huw(a)codeweavers.com> --- dlls/gdi32/brush.c | 96 +++----------------------------------- dlls/gdi32/gdiobj.c | 14 +++--- dlls/gdi32/ntgdi_private.h | 1 + dlls/gdi32/objects.c | 26 +++++++++++ dlls/gdi32/tests/brush.c | 11 +++++ 5 files changed, 51 insertions(+), 97 deletions(-) diff --git a/dlls/gdi32/brush.c b/dlls/gdi32/brush.c index 5febac710dc..75737d1083b 100644 --- a/dlls/gdi32/brush.c +++ b/dlls/gdi32/brush.c @@ -167,26 +167,7 @@ BOOL get_brush_bitmap_info( HBRUSH handle, BITMAPINFO *info, void **bits, UINT * } -/*********************************************************************** - * CreateBrushIndirect (GDI32.@) - * - * Create a logical brush with a given style, color or pattern. - * - * PARAMS - * brush [I] Pointer to a LOGBRUSH structure describing the desired brush. - * - * RETURNS - * A handle to the created brush, or a NULL handle if the brush cannot be - * created. - * - * NOTES - * - The brush returned should be freed by the caller using DeleteObject() - * when it is no longer required. - * - Windows 95 and earlier cannot create brushes from bitmaps or DIBs larger - * than 8x8 pixels. If a larger bitmap is given, only a portion of the bitmap - * is used. - */ -HBRUSH WINAPI CreateBrushIndirect( const LOGBRUSH * brush ) +HBRUSH create_brush( const LOGBRUSH *brush ) { BRUSHOBJ * ptr; HBRUSH hbrush; @@ -212,19 +193,6 @@ HBRUSH WINAPI CreateBrushIndirect( const LOGBRUSH * brush ) * CreateHatchBrush (GDI32.@) * * Create a logical brush with a hatched pattern. - * - * PARAMS - * style [I] Direction of lines for the hatch pattern (HS_* values from "wingdi.h") - * color [I] Colour of the hatched pattern - * - * RETURNS - * A handle to the created brush, or a NULL handle if the brush cannot - * be created. - * - * NOTES - * - This function uses CreateBrushIndirect() to create the brush. - * - The brush returned should be freed by the caller using DeleteObject() - * when it is no longer required. */ HBRUSH WINAPI CreateHatchBrush( INT style, COLORREF color ) { @@ -236,7 +204,7 @@ HBRUSH WINAPI CreateHatchBrush( INT style, COLORREF color ) logbrush.lbColor = color; logbrush.lbHatch = style; - return CreateBrushIndirect( &logbrush ); + return create_brush( &logbrush ); } @@ -244,18 +212,6 @@ HBRUSH WINAPI CreateHatchBrush( INT style, COLORREF color ) * CreatePatternBrush (GDI32.@) * * Create a logical brush with a pattern from a bitmap. - * - * PARAMS - * hbitmap [I] Bitmap containing pattern for the brush - * - * RETURNS - * A handle to the created brush, or a NULL handle if the brush cannot - * be created. - * - * NOTES - * - This function uses CreateBrushIndirect() to create the brush. - * - The brush returned should be freed by the caller using DeleteObject() - * when it is no longer required. */ HBRUSH WINAPI CreatePatternBrush( HBITMAP hbitmap ) { @@ -263,7 +219,7 @@ HBRUSH WINAPI CreatePatternBrush( HBITMAP hbitmap ) TRACE("%p\n", hbitmap ); logbrush.lbHatch = (ULONG_PTR)hbitmap; - return CreateBrushIndirect( &logbrush ); + return create_brush( &logbrush ); } @@ -271,21 +227,6 @@ HBRUSH WINAPI CreatePatternBrush( HBITMAP hbitmap ) * CreateDIBPatternBrush (GDI32.@) * * Create a logical brush with a pattern from a DIB. - * - * PARAMS - * hbitmap [I] Global object containing BITMAPINFO structure for the pattern - * coloruse [I] Specifies color format, if provided - * - * RETURNS - * A handle to the created brush, or a NULL handle if the brush cannot - * be created. - * - * NOTES - * - This function uses CreateBrushIndirect() to create the brush. - * - The brush returned should be freed by the caller using DeleteObject() - * when it is no longer required. - * - This function is for compatibility only. CreateDIBPatternBrushPt() should - * be used instead. */ HBRUSH WINAPI CreateDIBPatternBrush( HGLOBAL hbitmap, UINT coloruse ) { @@ -298,7 +239,7 @@ HBRUSH WINAPI CreateDIBPatternBrush( HGLOBAL hbitmap, UINT coloruse ) logbrush.lbHatch = (ULONG_PTR)hbitmap; - return CreateBrushIndirect( &logbrush ); + return create_brush( &logbrush ); } @@ -306,19 +247,6 @@ HBRUSH WINAPI CreateDIBPatternBrush( HGLOBAL hbitmap, UINT coloruse ) * CreateDIBPatternBrushPt (GDI32.@) * * Create a logical brush with a pattern from a DIB. - * - * PARAMS - * data [I] Pointer to a BITMAPINFO structure and image data for the pattern - * coloruse [I] Specifies color format, if provided - * - * RETURNS - * A handle to the created brush, or a NULL handle if the brush cannot - * be created. - * - * NOTES - * - This function uses CreateBrushIndirect() to create the brush. - * - The brush returned should be freed by the caller using DeleteObject() - * when it is no longer required. */ HBRUSH WINAPI CreateDIBPatternBrushPt( const void* data, UINT coloruse ) { @@ -335,7 +263,7 @@ HBRUSH WINAPI CreateDIBPatternBrushPt( const void* data, UINT coloruse ) logbrush.lbColor = coloruse; logbrush.lbHatch = (ULONG_PTR)data; - return CreateBrushIndirect( &logbrush ); + return create_brush( &logbrush ); } @@ -343,18 +271,6 @@ HBRUSH WINAPI CreateDIBPatternBrushPt( const void* data, UINT coloruse ) * CreateSolidBrush (GDI32.@) * * Create a logical brush consisting of a single colour. - * - * PARAMS - * color [I] Colour to make the solid brush - * - * RETURNS - * A handle to the newly created brush, or a NULL handle if the brush cannot - * be created. - * - * NOTES - * - This function uses CreateBrushIndirect() to create the brush. - * - The brush returned should be freed by the caller using DeleteObject() - * when it is no longer required. */ HBRUSH WINAPI CreateSolidBrush( COLORREF color ) { @@ -366,7 +282,7 @@ HBRUSH WINAPI CreateSolidBrush( COLORREF color ) logbrush.lbColor = color; logbrush.lbHatch = 0; - return CreateBrushIndirect( &logbrush ); + return create_brush( &logbrush ); } diff --git a/dlls/gdi32/gdiobj.c b/dlls/gdi32/gdiobj.c index da428d149ce..07277a12e8c 100644 --- a/dlls/gdi32/gdiobj.c +++ b/dlls/gdi32/gdiobj.c @@ -641,12 +641,12 @@ BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved ) font_init(); /* create stock objects */ - stock_objects[WHITE_BRUSH] = CreateBrushIndirect( &WhiteBrush ); - stock_objects[LTGRAY_BRUSH] = CreateBrushIndirect( &LtGrayBrush ); - stock_objects[GRAY_BRUSH] = CreateBrushIndirect( &GrayBrush ); - stock_objects[DKGRAY_BRUSH] = CreateBrushIndirect( &DkGrayBrush ); - stock_objects[BLACK_BRUSH] = CreateBrushIndirect( &BlackBrush ); - stock_objects[NULL_BRUSH] = CreateBrushIndirect( &NullBrush ); + stock_objects[WHITE_BRUSH] = create_brush( &WhiteBrush ); + stock_objects[LTGRAY_BRUSH] = create_brush( &LtGrayBrush ); + stock_objects[GRAY_BRUSH] = create_brush( &GrayBrush ); + stock_objects[DKGRAY_BRUSH] = create_brush( &DkGrayBrush ); + stock_objects[BLACK_BRUSH] = create_brush( &BlackBrush ); + stock_objects[NULL_BRUSH] = create_brush( &NullBrush ); stock_objects[WHITE_PEN] = CreatePenIndirect( &WhitePen ); stock_objects[BLACK_PEN] = CreatePenIndirect( &BlackPen ); @@ -672,7 +672,7 @@ BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved ) scaled_stock_objects[SYSTEM_FIXED_FONT] = create_scaled_font( &deffonts->SystemFixedFont ); scaled_stock_objects[DEFAULT_GUI_FONT] = create_scaled_font( &deffonts->DefaultGuiFont ); - stock_objects[DC_BRUSH] = CreateBrushIndirect( &DCBrush ); + stock_objects[DC_BRUSH] = create_brush( &DCBrush ); stock_objects[DC_PEN] = CreatePenIndirect( &DCPen ); /* clear the NOSYSTEM bit on all stock objects*/ diff --git a/dlls/gdi32/ntgdi_private.h b/dlls/gdi32/ntgdi_private.h index 91230666fad..ffa28f39c73 100644 --- a/dlls/gdi32/ntgdi_private.h +++ b/dlls/gdi32/ntgdi_private.h @@ -168,6 +168,7 @@ extern DWORD stretch_bits( const BITMAPINFO *src_info, struct bitblt_coords *src extern void get_mono_dc_colors( DC *dc, int color_table_size, BITMAPINFO *info, int count ) DECLSPEC_HIDDEN; /* brush.c */ +extern HBRUSH create_brush( const LOGBRUSH *brush ); extern BOOL store_brush_pattern( LOGBRUSH *brush, struct brush_pattern *pattern ) DECLSPEC_HIDDEN; extern void free_brush_pattern( struct brush_pattern *pattern ) DECLSPEC_HIDDEN; extern BOOL get_brush_bitmap_info( HBRUSH handle, BITMAPINFO *info, void **bits, UINT *usage ) DECLSPEC_HIDDEN; diff --git a/dlls/gdi32/objects.c b/dlls/gdi32/objects.c index 4225437aa4a..48474515151 100644 --- a/dlls/gdi32/objects.c +++ b/dlls/gdi32/objects.c @@ -398,6 +398,32 @@ HPEN WINAPI CreatePen( INT style, INT width, COLORREF color ) return NtGdiCreatePen( style, width, color, NULL ); } +/*********************************************************************** + * CreateBrushIndirect (GDI32.@) + */ +HBRUSH WINAPI CreateBrushIndirect( const LOGBRUSH *brush ) +{ + switch (brush->lbStyle) + { + case BS_NULL: + return GetStockObject( NULL_BRUSH ); + case BS_SOLID: + return CreateSolidBrush( brush->lbColor ); + case BS_HATCHED: + return CreateHatchBrush( brush->lbHatch, brush->lbColor ); + case BS_PATTERN: + case BS_PATTERN8X8: + return CreatePatternBrush( (HBITMAP)brush->lbHatch ); + case BS_DIBPATTERN: + return CreateDIBPatternBrush( (HGLOBAL)brush->lbHatch, brush->lbColor ); + case BS_DIBPATTERNPT: + return CreateDIBPatternBrushPt( (void *)brush->lbHatch, brush->lbColor ); + default: + WARN( "invalid brush style %u\n", brush->lbStyle ); + return 0; + } +} + /*********************************************************************** * CreateBitmapIndirect (GDI32.@) */ diff --git a/dlls/gdi32/tests/brush.c b/dlls/gdi32/tests/brush.c index 1a2201bd511..f04ee22ab6d 100644 --- a/dlls/gdi32/tests/brush.c +++ b/dlls/gdi32/tests/brush.c @@ -361,6 +361,16 @@ static void test_brush_org( void ) ReleaseDC( 0, hdc ); } +static void test_null_brush(void) +{ + LOGBRUSH lb; + HBRUSH brush; + + lb.lbStyle = BS_NULL; + brush = CreateBrushIndirect(&lb); + ok(brush == GetStockObject(NULL_BRUSH), "brush is not NULL_BRUSH\n"); +} + START_TEST(brush) { test_solidbrush(); @@ -368,4 +378,5 @@ START_TEST(brush) test_pattern_brush(); test_palette_brush(); test_brush_org(); + test_null_brush(); } -- 2.23.0
participants (1)
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Huw Davies