diff options
Diffstat (limited to 'vcl/inc/salbmp.hxx')
| -rw-r--r-- | vcl/inc/salbmp.hxx | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/vcl/inc/salbmp.hxx b/vcl/inc/salbmp.hxx index 6abaa30ea4a7..2ffffb93fb4d 100644 --- a/vcl/inc/salbmp.hxx +++ b/vcl/inc/salbmp.hxx @@ -112,13 +112,15 @@ public: // almost always makes two copies of the SkiaSalBitmap's bitmap data: the // first copy is made in SkiaSalBitmap::AcquireBuffer() and then // QuartzSalBitmap makes a copy of the first copy. - // By making QuartzSalBitmap's methods that return a CGImageRef pure - // virtual, a non-Skia SalGraphics can now create a CGImageRef directly - // from a SkiaSalBitmap's Skia bitmap data without copying to any - // intermediate buffers. - virtual CGImageRef CreateWithMask( const SalBitmap& rMask, int nX, int nY, int nWidth, int nHeight ) const = 0; - virtual CGImageRef CreateColorMask( int nX, int nY, int nWidth, int nHeight, Color nMaskColor ) const = 0; - virtual CGImageRef CreateCroppedImage( int nX, int nY, int nWidth, int nHeight ) const = 0; + // By making QuartzSalBitmap's methods that return a CGImageRef virtual, + // a non-Skia SalGraphics can now create a CGImageRef directly from a + // SkiaSalBitmap's Skia bitmap data without copying to any intermediate + // buffers. + // Note: these methods are not pure virtual as the SvpSalBitmap class + // extends this class directly. + virtual CGImageRef CreateWithMask( const SalBitmap&, int, int, int, int ) const { return nullptr; } + virtual CGImageRef CreateColorMask( int, int, int, int, Color ) const { return nullptr; } + virtual CGImageRef CreateCroppedImage( int, int, int, int ) const { return nullptr; } #endif BitmapChecksum GetChecksum() const |