#include <FBS.H>
Link against:
fbscli.lib
Class CFbsColor256BitmapUtil
class CFbsColor256BitmapUtil : public CBase;
Description
Copies a bitmap in any display mode of at least 256 colours into a 256 colour bitmap, optionally using a user-defined palette.
Derivation
CBase
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Base class for all classes to be instantiated on the heap.
CFbsColor256BitmapUtil
- Copies a bitmap in any display mode of at least 256 colours into a 256 colour bi...
Members
Defined in CFbsColor256BitmapUtil
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Inherited from CBase
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Construction and destruction
IMPORT_C static CFbsColor256BitmapUtil* NewL(const CPalette *aPalette);
Description
Allocates and constructs a new 256 colour bitmap utility object, optionally specifying a palette.
Parameters
const CPalette *aPalette |
The palette of colours to use for the destination 256 colour bitmap. If there are more than 256 colours in the palette, only
the first 256 are used. May be NULL, in which case the system default 256 colour palette is used.
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Return value
CopyBitmap(CFbsBitmap *,CFbsBitmap *,TDither)
IMPORT_C TInt CopyBitmap(CFbsBitmap *aColor256Destination, CFbsBitmap *aSource, TDither aDither=ENoDither);
Description
Copies the contents of a source bitmap to a destination 256 colour bitmap. Both bitmaps must be the same size and the destination
bitmap's display mode must be EColor256.
Parameters
CFbsBitmap *aColor256Destination |
The destination to copy the bitmap to. Its display mode must be EColor256.
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CFbsBitmap *aSource |
The source bitmap to copy from. Its display mode can be EColor16M, EColor64K, EColor4K or EColor256.
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CFbsColor256BitmapUtil::TDither aDither |
Specify EFloydSteinberg for Floyd-Steinberg dithering. By default, no dithering.
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Return value
TInt
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KErrNone, if successful; otherwise, another of the system-wide error codes. KErrNotSupported is returned if aSource's display
mode is not one of the values listed.
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Panic codes
EFbsColor256UtilError |
Either aColor256Destination's display mode is not EColor256, or the two bitmaps are not the same size.
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TDither
Description
Indicates whether or not to use dithering.