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Commit	Line	Data
	1	\section{\class{wxMask}}\label{wxmask}
	2
	3	This class encapsulates a monochrome mask bitmap, where the masked area is black and
	4	the unmasked area is white.
	5
	6	\wxheading{Derived from}
	7
	8	\helpref{wxObject}{wxobject}
	9
	10	\wxheading{Include files}
	11
	12	<wx/bitmap.h>
	13
	14	\wxheading{Remarks}
	15
	16	A mask may be associated with a \helpref{wxBitmap}{wxbitmap}. It is used in \helpref{wxDC::Blit}{wxdcblit} when
	17	the source device context is a \helpref{wxMemoryDC}{wxmemorydc} with wxBitmap selected into it that
	18	contains a mask.
	19
	20	\wxheading{See also}
	21
	22	\helpref{wxBitmap}{wxbitmap}, \helpref{wxDC::Blit}{wxdcblit}, \helpref{wxMemoryDC}{wxmemorydc}
	23
	24	\latexignore{\rtfignore{\wxheading{Members}}}
	25
	26	\membersection{wxMask::wxMask}\label{wxmaskconstr}
	27
	28	\func{}{wxMask}{\void}
	29
	30	Default constructor.
	31
	32	\func{}{wxMask}{\param{const wxBitmap\& }{bitmap}}
	33
	34	Constructs a mask from a monochrome bitmap.
	35
	36	\func{}{wxMask}{\param{const wxBitmap\& }{bitmap}, \param{const wxColour\& }{colour}}
	37
	38	Constructs a mask from a bitmap and a colour that indicates the background.
	39
	40	\func{}{wxMask}{\param{const wxBitmap\& }{bitmap}, \param{int}{ index}}
	41
	42	Constructs a mask from a bitmap and a palette index that indicates the background.
	43
	44	\wxheading{Parameters}
	45
	46	\docparam{bitmap}{A valid bitmap.}
	47
	48	\docparam{colour}{A colour specifying the transparency RGB values.}
	49
	50	\docparam{index}{Index into a palette, specifying the transparency colour.}
	51
	52	\membersection{wxMask::\destruct{wxMask}}
	53
	54	\func{}{\destruct{wxMask}}{\void}
	55
	56	Destroys the wxMask object and the underlying bitmap data.
	57
	58	\membersection{wxMask::Create}\label{wxmaskcreate}
	59
	60	\func{bool}{Create}{\param{const wxBitmap\& }{bitmap}}
	61
	62	Constructs a mask from a monochrome bitmap.
	63
	64	\func{bool}{Create}{\param{const wxBitmap\& }{bitmap}, \param{const wxColour\& }{colour}}
	65
	66	Constructs a mask from a bitmap and a colour that indicates the background.
	67
	68	\func{bool}{Create}{\param{const wxBitmap\& }{bitmap}, \param{int}{ index}}
	69
	70	Constructs a mask from a bitmap and a palette index that indicates the background.
	71
	72	\wxheading{Parameters}
	73
	74	\docparam{bitmap}{A valid bitmap.}
	75
	76	\docparam{colour}{A colour specifying the transparency RGB values.}
	77
	78	\docparam{index}{Index into a palette, specifying the transparency colour.}
	79
	80