made 2 column list wider to accomodate all entries

[wxWidgets.git] / docs / latex / wx / image.tex

diff --git a/docs/latex/wx/image.tex b/docs/latex/wx/image.tex
index 87ead917f65cfdb27c79b49f478e33a54a3c668c..a2986cbf952d06203282ee0913a40794cd4dbbfe 100644 (file)
--- a/docs/latex/wx/image.tex
+++ b/docs/latex/wx/image.tex
@@ -1,19 +1,46 @@
 \section{\class{wxImage}}\label{wximage}
 
 This class encapsulates a platform-independent image. An image can be created
 \section{\class{wxImage}}\label{wximage}
 
 This class encapsulates a platform-independent image. An image can be created

-from data, or using the constructor taking a wxBitmap object. An image
+from data, or using \helpref{wxBitmap::ConvertToImage}{wxbitmapconverttoimage}. An image

 can be loaded from a file in a variety of formats, and is extensible to new formats
 via image format handlers. Functions are available to set and get image bits, so
 it can be used for basic image manipulation.
 
 A wxImage cannot (currently) be drawn directly to a \helpref{wxDC}{wxdc}. Instead, 
 a platform-specific \helpref{wxBitmap}{wxbitmap} object must be created from it using
 can be loaded from a file in a variety of formats, and is extensible to new formats
 via image format handlers. Functions are available to set and get image bits, so
 it can be used for basic image manipulation.
 
 A wxImage cannot (currently) be drawn directly to a \helpref{wxDC}{wxdc}. Instead, 
 a platform-specific \helpref{wxBitmap}{wxbitmap} object must be created from it using

-the \helpref{ConvertToBitmap}{wximageconverttobitmap} function. This bitmap can then
+the \helpref{wxBitmap::wxBitmap(wxImage,int depth)}{wxbitmapconstr} constructor. 
+This bitmap can then

 be drawn in a device context, using \helpref{wxDC::DrawBitmap}{wxdcdrawbitmap}.
 
 One colour value of the image may be used as a mask colour which will lead to the automatic
 creation of a \helpref{wxMask}{wxmask} object associated to the bitmap object.
 
 be drawn in a device context, using \helpref{wxDC::DrawBitmap}{wxdcdrawbitmap}.
 
 One colour value of the image may be used as a mask colour which will lead to the automatic
 creation of a \helpref{wxMask}{wxmask} object associated to the bitmap object.
 

+\wxheading{Available image handlers}
+
+The following image handlers are available. {\bf wxBMPHandler} is always
+installed by default. To use other image formats, install the appropiate
+handler with \helpref{wxImage::AddHandler}{wximageaddhandler} or 
+\helpref{wxInitAllImageHandlers}{wxinitallimagehandlers}.
+
+\twocolwidtha{5cm}%
+\begin{twocollist}
+\twocolitem{\indexit{wxBMPHandler}}{Only for loading, always installed.}
+\twocolitem{\indexit{wxPNGHandler}}{For loading and saving.}
+\twocolitem{\indexit{wxJPEGHandler}}{For loading and saving.}
+\twocolitem{\indexit{wxGIFHandler}}{Only for loading, due to legal issues.}
+\twocolitem{\indexit{wxPCXHandler}}{For loading and saving (see below).}
+\twocolitem{\indexit{wxPNMHandler}}{For loading and saving (see below).}
+\twocolitem{\indexit{wxTIFFHandler}}{For loading and saving.}
+\twocolitem{\indexit{wxXPMHandler}}{For loading and saving.}
+\end{twocollist}
+
+When saving in PCX format, {\bf wxPCXHandler} will count the number of
+different colours in the image; if there are 256 or less colours, it will
+save as 8 bit, else it will save as 24 bit.
+
+Loading PNMs only works for ASCII or raw RGB images. When saving in
+PNM format, {\bf wxPNMHandler} will always save as raw RGB.
+

 \wxheading{Derived from}
 
 \helpref{wxObject}{wxobject}
 \wxheading{Derived from}
 
 \helpref{wxObject}{wxobject}


@@ -24,7 +51,7 @@ creation of a \helpref{wxMask}{wxmask} object associated to the bitmap object.
 
 \wxheading{See also}
 
 
 \wxheading{See also}
 

-\helpref{wxBitmap}{wxbitmap}
+\helpref{wxBitmap}{wxbitmap}, 

 \helpref{wxInitAllImageHandlers}{wxinitallimagehandlers}
 
 \latexignore{\rtfignore{\wxheading{Members}}}
 \helpref{wxInitAllImageHandlers}{wxinitallimagehandlers}
 
 \latexignore{\rtfignore{\wxheading{Members}}}


@@ -41,7 +68,8 @@ Copy constructor.
 
 \func{}{wxImage}{\param{const wxBitmap\&}{ bitmap}}
 
 
 \func{}{wxImage}{\param{const wxBitmap\&}{ bitmap}}
 

-Constructs an image from a platform-dependent bitmap. This preserves
+(Deprecated form, use \helpref{wxBitmap::ConvertToImage}{wxbitmapconverttoimage}
+instead.) Constructs an image from a platform-dependent bitmap. This preserves

 mask information so that bitmaps and images can be converted back
 and forth without loss in that respect.
 
 mask information so that bitmaps and images can be converted back
 and forth without loss in that respect.
 


@@ -49,13 +77,20 @@ and forth without loss in that respect.
 
 Creates an image with the given width and height.
 
 
 Creates an image with the given width and height.
 

-\func{}{wxImage}{\param{const wxString\& }{name}, \param{long}{ type = wxBITMAP\_TYPE\_PNG}}
+\func{}{wxImage}{\param{int}{ width}, \param{int}{ height}, \param{unsigned char*}{ data}, \param{bool}{ static\_data=FALSE}}
+
+Creates an image from given data with the given width and height. If 
+{\it static\_data} is TRUE, then wxImage will not delete the actual
+image data in its destructor, otherwise it will free it by calling
+{\it free()}.
+
+\func{}{wxImage}{\param{const wxString\& }{name}, \param{long}{ type = wxBITMAP\_TYPE\_ANY}}

 
 \func{}{wxImage}{\param{const wxString\& }{name}, \param{const wxString\&}{ mimetype}}
 
 Loads an image from a file.
 
 
 \func{}{wxImage}{\param{const wxString\& }{name}, \param{const wxString\&}{ mimetype}}
 
 Loads an image from a file.
 

-\func{}{wxImage}{\param{wxInputStream\& }{stream}, \param{long}{ type = wxBITMAP\_TYPE\_PNG}}
+\func{}{wxImage}{\param{wxInputStream\& }{stream}, \param{long}{ type = wxBITMAP\_TYPE\_ANY}}

 
 \func{}{wxImage}{\param{wxInputStream\& }{stream}, \param{const wxString\&}{ mimetype}}
 
 
 \func{}{wxImage}{\param{wxInputStream\& }{stream}, \param{const wxString\&}{ mimetype}}
 


@@ -67,31 +102,34 @@ Loads an image from an input stream.
 
 \docparam{height}{Specifies the height of the image.}
 
 
 \docparam{height}{Specifies the height of the image.}
 

-\docparam{name}{This refers to an image filename. Its meaning is determined by the {\it type} parameter.}
+\docparam{name}{Name of the file from which to load the image.}

 
 

-\docparam{stream}{This refers to an input stream. Its meaning is determined by the {\it type} parameter. It is equal to loading from file except that you provide opened stream (file, HTTP or any other custom class).}
+\docparam{stream}{Opened input stream from which to load the image. Currently, the stream must support seeking.}

 
 \docparam{type}{May be one of the following:
 
 \twocolwidtha{5cm}%
 \begin{twocollist}
 
 \docparam{type}{May be one of the following:
 
 \twocolwidtha{5cm}%
 \begin{twocollist}

-\twocolitem{{\bf \indexit{wxBITMAP\_TYPE\_BMP}}}{Load a Windows bitmap file.}
-\twocolitem{{\bf \indexit{wxBITMAP\_TYPE\_PNG}}}{Load a PNG bitmap file.}
-\twocolitem{{\bf \indexit{wxBITMAP\_TYPE\_JPEG}}}{Load a JPEG bitmap file.}
-\twocolitem{{\bf \indexit{wxBITMAP\_TYPE\_GIF}}}{Load a GIF bitmap file.}
-\twocolitem{{\bf \indexit{wxBITMAP\_TYPE\_PCX}}}{Load a PCX bitmap file.}
-\twocolitem{{\bf \indexit{wxBITMAP\_TYPE\_PNM}}}{Load a PNM bitmap file.}
-\end{twocollist}
-
-The validity of these flags depends on the platform and wxWindows configuration.
-If all possible wxWindows settings are used, the loading a BMP (Windows bitmap) file,
-a PNG (portable network graphics) file and a JPEG file is supported on all platforms that
-implement wxImage.}
+\twocolitem{\indexit{wxBITMAP\_TYPE\_BMP}}{Load a Windows bitmap file.}
+\twocolitem{\indexit{wxBITMAP\_TYPE\_GIF}}{Load a GIF bitmap file.}
+\twocolitem{\indexit{wxBITMAP\_TYPE\_JPEG}}{Load a JPEG bitmap file.}
+\twocolitem{\indexit{wxBITMAP\_TYPE\_PNG}}{Load a PNG bitmap file.}
+\twocolitem{\indexit{wxBITMAP\_TYPE\_PCX}}{Load a PCX bitmap file.}
+\twocolitem{\indexit{wxBITMAP\_TYPE\_PNM}}{Load a PNM bitmap file.}
+\twocolitem{\indexit{wxBITMAP\_TYPE\_TIF}}{Load a TIFF bitmap file.}
+\twocolitem{\indexit{wxBITMAP\_TYPE\_XPM}}{Load a XPM bitmap file.}
+\twocolitem{\indexit{wxBITMAP\_TYPE\_ANY}}{Will try to autodetect the format.}
+\end{twocollist}}

 
 \docparam{mimetype}{MIME type string (for example 'image/jpeg')}
 
 
 \docparam{mimetype}{MIME type string (for example 'image/jpeg')}
 

-Note : you must call wxImage::AddHandler(new wxJPEGHandler) during application
-initialization in order to work with JPEGs.
+\wxheading{Remarks}
+
+Depending on how wxWindows has been configured, not all formats may be available.
+
+Note: any handler other than BMP must be previously
+initialized with \helpref{wxImage::AddHandler}{wximageaddhandler} or 
+\helpref{wxInitAllImageHandlers}{wxinitallimagehandlers}.

 
 \wxheading{See also}
 
 
 \wxheading{See also}
 


@@ -111,6 +149,15 @@ platform-dependent bitmap}
 \end{twocollist}}
 }
 
 \end{twocollist}}
 }
 

+\perlnote{Constructors supported by wxPerl are:\par
+\begin{itemize}
+\item{Wx::Image->new( bitmap )}
+\item{Wx::Image->new( width, height )}
+\item{Wx::Image->new( name, type )}
+\item{Wx::Image->new( name, mimetype )}
+\end{itemize}
+}
+

 \membersection{wxImage::\destruct{wxImage}}
 
 \func{}{\destruct{wxImage}}{\void}
 \membersection{wxImage::\destruct{wxImage}}
 
 \func{}{\destruct{wxImage}}{\void}


@@ -130,7 +177,7 @@ of a given handler class in an application session.}
 
 \helpref{wxImageHandler}{wximagehandler}
 
 
 \helpref{wxImageHandler}{wximagehandler}
 

-\pythonnote{In wxPython this static method is named {\tt wxImage_AddHandler}.}
+\pythonnote{In wxPython this static method is named {\tt wxImage\_AddHandler}.}

 \membersection{wxImage::CleanUpHandlers}
 
 \func{static void}{CleanUpHandlers}{\void}
 \membersection{wxImage::CleanUpHandlers}
 
 \func{static void}{CleanUpHandlers}{\void}


@@ -143,15 +190,22 @@ This function is called by wxWindows on exit.
 
 \constfunc{wxBitmap}{ConvertToBitmap}{\void}
 
 
 \constfunc{wxBitmap}{ConvertToBitmap}{\void}
 

-Converts the image to a platform-specific bitmap object. This has to be done
-to actually display an image as you cannot draw an image directly on a window.
-The resulting bitmap will use the colour depth of the current system which entails
-that a colour reduction has to take place. 
+Deprecated, use equivalent \helpref{wxBitmap constructor}{wxbitmapconstr}
+(which takes wxImage and depth as its arguments) instead.
+
+\membersection{wxImage::ConvertToMono}\label{wxbitmapconverttomono}

 
 

-When in 8-bit mode (PseudoColour mode), the GTK port will use a color cube created 
-on program start-up to look up colors. This ensures a very fast conversion, but
-the image quality won't be perfect (and could be better for photo images using more
-sophisticated dithering algorithms).
+\constfunc{wxImage}{ConvertToMono}{\param{unsigned char}{ r}, \param{unsigned char}{ g}, \param{unsigned char}{ b}}
+
+Returns monochromatic version of the image. The returned image has white
+colour where the original has {\it (r,g,b)} colour and black colour 
+everywhere else.
+
+\membersection{wxImage::Copy}\label{wximagecopy}
+
+\constfunc{wxImage}{Copy}{\void}
+
+Returns an identical copy of the image.

 
 \membersection{wxImage::Create}\label{wximagecreate}
 
 
 \membersection{wxImage::Create}\label{wximagecreate}
 


@@ -269,6 +323,15 @@ Gets the green value of the mask colour.
 
 Gets the red value of the mask colour.
 
 
 Gets the red value of the mask colour.
 

+\membersection{wxImage::GetPalette}\label{wximagegetpalette}
+
+\constfunc{const wxPalette\&}{GetPalette}{\void}
+
+Returns the palette associated with the image. Currently the palette is only
+used when converting to wxBitmap under Windows.
+
+Eventually wxImage handlers will set the palette if one exists in the image file.
+

 \membersection{wxImage::GetSubImage}\label{wximagegetsubimage}
 
 \constfunc{wxImage}{GetSubImage}{\param{const wxRect\&}{ rect}}
 \membersection{wxImage::GetSubImage}\label{wximagegetsubimage}
 
 \constfunc{wxImage}{GetSubImage}{\param{const wxRect\&}{ rect}}


@@ -292,19 +355,58 @@ Gets the width of the image in pixels.
 
 Returns TRUE if there is a mask active, FALSE otherwise.
 
 
 Returns TRUE if there is a mask active, FALSE otherwise.
 

+\membersection{wxImage::GetOption}\label{wximagegetoption}
+
+\constfunc{wxString}{GetOption}{\param{const wxString\&}{ name}}
+
+Gets a user-defined option. The function is case-insensitive to {\it name}.
+
+For example, when saving as a JPEG file, the option {\bf quality} is
+used, which is a number between 0 and 100 (0 is terrible, 100 is very good).
+
+\wxheading{See also}
+
+\helpref{wxImage::SetOption}{wximagesetoption},\rtfsp
+\helpref{wxImage::GetOptionInt}{wximagegetoptionint},\rtfsp
+\helpref{wxImage::HasOption}{wximagehasoption}
+
+\membersection{wxImage::GetOptionInt}\label{wximagegetoptionint}
+
+\constfunc{int}{GetOptionInt}{\param{const wxString\&}{ name}}
+
+Gets a user-defined option as an integer. The function is case-insensitive to {\it name}.
+
+\wxheading{See also}
+
+\helpref{wxImage::SetOption}{wximagesetoption},\rtfsp
+\helpref{wxImage::GetOption}{wximagegetoption},\rtfsp
+\helpref{wxImage::HasOption}{wximagehasoption}
+
+\membersection{wxImage::HasOption}\label{wximagehasoption}
+
+\constfunc{bool}{HasOption}{\param{const wxString\&}{ name}}
+
+Returns TRUE if the given option is present. The function is case-insensitive to {\it name}.
+
+\wxheading{See also}
+
+\helpref{wxImage::SetOption}{wximagesetoption},\rtfsp
+\helpref{wxImage::GetOption}{wximagegetoption},\rtfsp
+\helpref{wxImage::GetOptionInt}{wximagegetoptionint}
+

 \membersection{wxImage::InitStandardHandlers}
 
 \func{static void}{InitStandardHandlers}{\void}
 
 Internal use only. Adds standard image format handlers. It only install BMP
 \membersection{wxImage::InitStandardHandlers}
 
 \func{static void}{InitStandardHandlers}{\void}
 
 Internal use only. Adds standard image format handlers. It only install BMP

-for the time being, which is use by wxBitmap.
+for the time being, which is used by wxBitmap.

 
 This function is called by wxWindows on startup, and shouldn't be called by
 the user.
 
 \wxheading{See also}
 
 
 This function is called by wxWindows on startup, and shouldn't be called by
 the user.
 
 \wxheading{See also}
 

-\helpref{wxImageHandler}{wximagehandler}
+\helpref{wxImageHandler}{wximagehandler}, 

 \helpref{wxInitAllImageHandlers}{wxinitallimagehandlers}
 
 \membersection{wxImage::InsertHandler}
 \helpref{wxInitAllImageHandlers}{wxinitallimagehandlers}
 
 \membersection{wxImage::InsertHandler}


@@ -327,7 +429,7 @@ of a given handler class in an application session.}
 \func{bool}{LoadFile}{\param{const wxString\&}{ name}, \param{const wxString\&}{ mimetype}}
 
 Loads an image from a file. If no handler type is provided, the library will
 \func{bool}{LoadFile}{\param{const wxString\&}{ name}, \param{const wxString\&}{ mimetype}}
 
 Loads an image from a file. If no handler type is provided, the library will

-try to use wxBITMAP\_TYPE\_BMP.
+try to autodetect the format.

 
 \func{bool}{LoadFile}{\param{wxInputStream\&}{ stream}, \param{long}{ type}}
 
 
 \func{bool}{LoadFile}{\param{wxInputStream\&}{ stream}, \param{long}{ type}}
 


@@ -337,11 +439,9 @@ Loads an image from an input stream.
 
 \wxheading{Parameters}
 
 
 \wxheading{Parameters}
 

-\docparam{name}{A filename.
-The meaning of {\it name} is determined by the {\it type} parameter.}
+\docparam{name}{Name of the file from which to load the image.}

 
 

-\docparam{stream}{An input stream.
-The meaning of {\it stream} data is determined by the {\it type} parameter.}
+\docparam{stream}{Opened input stream from which to load the image. Currently, the stream must support seeking.}

 
 \docparam{type}{One of the following values:
 
 
 \docparam{type}{One of the following values:
 


@@ -349,17 +449,21 @@ The meaning of {\it stream} data is determined by the {\it type} parameter.}
 \begin{twocollist}
 \twocolitem{{\bf wxBITMAP\_TYPE\_BMP}}{Load a Windows image file.}
 \twocolitem{{\bf wxBITMAP\_TYPE\_GIF}}{Load a GIF image file.}
 \begin{twocollist}
 \twocolitem{{\bf wxBITMAP\_TYPE\_BMP}}{Load a Windows image file.}
 \twocolitem{{\bf wxBITMAP\_TYPE\_GIF}}{Load a GIF image file.}

-\twocolitem{{\bf wxBITMAP\_TYPE\_TIF}}{Load a TIFF image file.}

 \twocolitem{{\bf wxBITMAP\_TYPE\_JPEG}}{Load a JPEG image file.}
 \twocolitem{{\bf wxBITMAP\_TYPE\_PCX}}{Load a PCX image file.}
 \twocolitem{{\bf wxBITMAP\_TYPE\_PNG}}{Load a PNG image file.}
 \twocolitem{{\bf wxBITMAP\_TYPE\_PNM}}{Load a PNM image file.}
 \twocolitem{{\bf wxBITMAP\_TYPE\_JPEG}}{Load a JPEG image file.}
 \twocolitem{{\bf wxBITMAP\_TYPE\_PCX}}{Load a PCX image file.}
 \twocolitem{{\bf wxBITMAP\_TYPE\_PNG}}{Load a PNG image file.}
 \twocolitem{{\bf wxBITMAP\_TYPE\_PNM}}{Load a PNM image file.}

-\end{twocollist}
-
-The validity of these flags depends on the platform and wxWindows configuration.}
+\twocolitem{{\bf wxBITMAP\_TYPE\_TIF}}{Load a TIFF image file.}
+\twocolitem{{\bf wxBITMAP\_TYPE\_XPM}}{Load a XPM image file.}
+\twocolitem{{\bf wxBITMAP\_TYPE\_ANY}}{Will try to autodetect the format.}
+\end{twocollist}}

 
 \docparam{mimetype}{MIME type string (for example 'image/jpeg')}
 
 
 \docparam{mimetype}{MIME type string (for example 'image/jpeg')}
 

+\wxheading{Remarks}
+
+Depending on how wxWindows has been configured, not all formats may be available.
+

 \wxheading{Return value}
 
 TRUE if the operation succeeded, FALSE otherwise.
 \wxheading{Return value}
 
 TRUE if the operation succeeded, FALSE otherwise.


@@ -378,6 +482,13 @@ mimetype from a file}
 \end{twocollist}}
 }
 
 \end{twocollist}}
 }
 

+\perlnote{Methods supported by wxPerl are:\par
+\begin{itemize}
+\item{bitmap->LoadFile( name, type )}
+\item{bitmap->LoadFile( name, mimetype )}
+\end{itemize}
+}
+

 
 \membersection{wxImage::Ok}\label{wximageok}
 
 
 \membersection{wxImage::Ok}\label{wximageok}
 


@@ -418,21 +529,21 @@ Saves a image in the given stream.
 
 \wxheading{Parameters}
 
 
 \wxheading{Parameters}
 

-\docparam{name}{A filename. The meaning of {\it name} is determined by the {\it type} parameter.}
+\docparam{name}{Name of the file to save the image to.}

 
 

-\docparam{stream}{An output stream. The meaning of {\it stream} is determined by the {\it type} parameter.}
+\docparam{stream}{Opened output stream to save the image to.}

 
 \docparam{type}{Currently three types can be used:
 
 \twocolwidtha{5cm}%
 \begin{twocollist}
 
 \docparam{type}{Currently three types can be used:
 
 \twocolwidtha{5cm}%
 \begin{twocollist}

-\twocolitem{{\bf wxBITMAP\_TYPE\_PNG}}{Save a PNG image file.}

 \twocolitem{{\bf wxBITMAP\_TYPE\_JPEG}}{Save a JPEG image file.}
 \twocolitem{{\bf wxBITMAP\_TYPE\_JPEG}}{Save a JPEG image file.}

-\twocolitem{{\bf wxBITMAP\_TYPE\_PCX}}{Save a PCX image file.}
-\end{twocollist}
-
-The validity of these flags depends on the platform and wxWindows configuration
-as well as user-added handlers.}
+\twocolitem{{\bf wxBITMAP\_TYPE\_PNG}}{Save a PNG image file.}
+\twocolitem{{\bf wxBITMAP\_TYPE\_PCX}}{Save a PCX image file (tries to save as 8-bit if possible, falls back to 24-bit otherwise).}
+\twocolitem{{\bf wxBITMAP\_TYPE\_PNM}}{Save a PNM image file (as raw RGB always).}
+\twocolitem{{\bf wxBITMAP\_TYPE\_TIFF}}{Save a TIFF image file.}
+\twocolitem{{\bf wxBITMAP\_TYPE\_XPM}}{Save a XPM image file.}
+\end{twocollist}}

 
 \docparam{mimetype}{MIME type.}
 
 
 \docparam{mimetype}{MIME type.}
 


@@ -458,6 +569,20 @@ mimetype to the named file}
 \end{twocollist}}
 }
 
 \end{twocollist}}
 }
 

+\perlnote{Methods supported by wxPerl are:\par
+\begin{itemize}
+\item{bitmap->SaveFile( name, type )}
+\item{bitmap->SaveFile( name, mimetype )}
+\end{itemize}
+}
+
+\membersection{wxImage::Mirror}\label{wximagemirror}
+
+\constfunc{wxImage}{Mirror}{\param{bool}{ horizontally = TRUE}}
+
+Returns a mirrored copy of the image. The parameter {\it horizontally}
+indicates the orientation.
+

 \membersection{wxImage::Replace}\label{wximagereplace}
 
 \func{void}{Replace}{\param{unsigned char}{ r1}, \param{unsigned char}{ g1}, \param{unsigned char}{ b1},
 \membersection{wxImage::Replace}\label{wximagereplace}
 
 \func{void}{Replace}{\param{unsigned char}{ r1}, \param{unsigned char}{ g1}, \param{unsigned char}{ b1},


@@ -478,6 +603,25 @@ Returns the (modified) image itself.
 
 \helpref{Scale}{wximagescale}
 
 
 \helpref{Scale}{wximagescale}
 

+\membersection{wxImage::Rotate}\label{wximagerotate}
+
+\func{wxImage}{Rotate}{\param{double}{ angle}, \param{const wxPoint\& }{rotationCentre},
+ \param{bool}{ interpolating = TRUE}, \param{wxPoint*}{ offsetAfterRotation = NULL}}
+
+Rotates the image about the given point, by {\it angle} radians. Passing TRUE
+to {\it interpolating} results in better image quality, but is slower. If the
+image has a mask, then the mask colour is used for the uncovered pixels in the
+rotated image background. Else, black (rgb 0, 0, 0) will be used.
+
+Returns the rotated image, leaving this image intact.
+
+\membersection{wxImage::Rotate90}\label{wximagerotate90}
+
+\constfunc{wxImage}{Rotate90}{\param{bool}{ clockwise = TRUE}}
+
+Returns a copy of the image rotated 90 degrees in the direction
+indicated by {\it clockwise}.
+

 \membersection{wxImage::Scale}\label{wximagescale}
 
 \constfunc{wxImage}{Scale}{\param{int}{ width}, \param{int}{ height}}
 \membersection{wxImage::Scale}\label{wximagescale}
 
 \constfunc{wxImage}{Scale}{\param{int}{ width}, \param{int}{ height}}


@@ -487,7 +631,7 @@ scaling bitmaps in general as the only other way to scale bitmaps
 is to blit a wxMemoryDC into another wxMemoryDC.
 
 It may be mentioned that the GTK port uses this function internally
 is to blit a wxMemoryDC into another wxMemoryDC.
 
 It may be mentioned that the GTK port uses this function internally

-to scale bitmaps when using mapping mode in wxDC. 
+to scale bitmaps when using mapping modes in wxDC. 

 
 Example:
 
 
 Example:
 


@@ -499,7 +643,7 @@ Example:
     if ( bmp.GetWidth() != 32 || bmp.GetHeight() != 32 )
     {
         wxImage image(bmp);
     if ( bmp.GetWidth() != 32 || bmp.GetHeight() != 32 )
     {
         wxImage image(bmp);

-        bmp = image.Scale(32, 32).ConvertToBitmap();
+        bmp = wxBitmap(image.Scale(32, 32));

 
         // another possibility:
         image.Rescale(32, 32);
 
         // another possibility:
         image.Rescale(32, 32);


@@ -532,9 +676,33 @@ Specifies whether there is a mask or not. The area of the mask is determined by
 
 Sets the mask colour for this image (and tells the image to use the mask).
 
 
 Sets the mask colour for this image (and tells the image to use the mask).
 

+\membersection{wxImage::SetOption}\label{wximagesetoption}
+
+\func{void}{SetOption}{\param{const wxString\&}{ name}, \param{const wxString\&}{ value}}
+
+\func{void}{SetOption}{\param{const wxString\&}{ name}, \param{int}{ value}}
+
+Sets a user-defined option. The function is case-insensitive to {\it name}.
+
+For example, when saving as a JPEG file, the option {\bf quality} is
+used, which is a number between 0 and 100 (0 is terrible, 100 is very good).
+
+\wxheading{See also}
+
+\helpref{wxImage::GetOption}{wximagegetoption},\rtfsp
+\helpref{wxImage::GetOptionInt}{wximagegetoptionint},\rtfsp
+\helpref{wxImage::HasOption}{wximagehasoption}
+
+\membersection{wxImage::SetPalette}\label{wximagesetpalette}
+
+\func{void}{SetPalette}{\param{const wxPalette\&}{ palette}}
+
+Associates a palette with the image. The palette may be used when converting
+wxImage to wxBitmap (MSW only at present) or in file save operations (none as yet).
+

 \membersection{wxImage::SetRGB}\label{wximagesetrgb}
 
 \membersection{wxImage::SetRGB}\label{wximagesetrgb}
 

-\func{void}{SetRGB}{\param{int }{x}, \param{int }{y}, \param{unsigned char }{red}, \param{unsigned char }{blue}, \param{unsigned char }{green}}
+\func{void}{SetRGB}{\param{int }{x}, \param{int }{y}, \param{unsigned char }{red}, \param{unsigned char }{green}, \param{unsigned char }{blue}}

 
 Sets the pixel at the given coordinate. This routine performs bounds-checks
 for the coordinate so it can be considered a safe way to manipulate the
 
 Sets the pixel at the given coordinate. This routine performs bounds-checks
 for the coordinate so it can be considered a safe way to manipulate the


@@ -614,7 +782,7 @@ created by IJG.)
 
 \wxheading{See also}
 
 
 \wxheading{See also}
 

-\helpref{wxImage}{wximage}
+\helpref{wxImage}{wximage}, 

 \helpref{wxInitAllImageHandlers}{wxinitallimagehandlers}
 
 \latexignore{\rtfignore{\wxheading{Members}}}
 \helpref{wxInitAllImageHandlers}{wxinitallimagehandlers}
 
 \latexignore{\rtfignore{\wxheading{Members}}}


@@ -652,7 +820,7 @@ If the image file contains more than one image and the image handler is capable
 of retrieving these individually, this function will return the number of
 available images.
 
 of retrieving these individually, this function will return the number of
 available images.
 

-\docparam{stream}{Opened input stream for reading image file.}
+\docparam{stream}{Opened input stream for reading image data. Currently, the stream must support seeking.}

 
 \wxheading{Return value}
 
 
 \wxheading{Return value}
 


@@ -682,7 +850,7 @@ indicates which image to read from the stream.
 
 \docparam{image}{The image object which is to be affected by this operation.}
 
 
 \docparam{image}{The image object which is to be affected by this operation.}
 

-\docparam{stream}{Opened input stream for reading images.}
+\docparam{stream}{Opened input stream for reading image data.}

 
 \docparam{verbose}{If set to TRUE, errors reported by the image handler will produce wxLogMessages.}
 
 
 \docparam{verbose}{If set to TRUE, errors reported by the image handler will produce wxLogMessages.}
 


@@ -694,8 +862,8 @@ TRUE if the operation succeeded, FALSE otherwise.
 
 \wxheading{See also}
 
 
 \wxheading{See also}
 

-\helpref{wxImage::LoadFile}{wximageloadfile}\\
-\helpref{wxImage::SaveFile}{wximagesavefile}\\
+\helpref{wxImage::LoadFile}{wximageloadfile}, 
+\helpref{wxImage::SaveFile}{wximagesavefile}, 

 \helpref{wxImageHandler::SaveFile}{wximagehandlersavefile}
 
 \membersection{wxImageHandler::SaveFile}\label{wximagehandlersavefile}
 \helpref{wxImageHandler::SaveFile}{wximagehandlersavefile}
 
 \membersection{wxImageHandler::SaveFile}\label{wximagehandlersavefile}


@@ -708,7 +876,7 @@ Saves a image in the output stream.
 
 \docparam{image}{The image object which is to be affected by this operation.}
 
 
 \docparam{image}{The image object which is to be affected by this operation.}
 

-\docparam{stream}{An opened stream for writing images.}
+\docparam{stream}{Opened output stream for writing the data.}

 
 \wxheading{Return value}
 
 
 \wxheading{Return value}
 


@@ -716,8 +884,8 @@ TRUE if the operation succeeded, FALSE otherwise.
 
 \wxheading{See also}
 
 
 \wxheading{See also}
 

-\helpref{wxImage::LoadFile}{wximageloadfile}\\
-\helpref{wxImage::SaveFile}{wximagesavefile}\\
+\helpref{wxImage::LoadFile}{wximageloadfile}, 
+\helpref{wxImage::SaveFile}{wximagesavefile}, 

 \helpref{wxImageHandler::LoadFile}{wximagehandlerloadfile}
 
 \membersection{wxImageHandler::SetName}
 \helpref{wxImageHandler::LoadFile}{wximagehandlerloadfile}
 
 \membersection{wxImageHandler::SetName}


@@ -740,24 +908,23 @@ Sets the handler extension.
 
 \docparam{extension}{Handler extension.}
 
 
 \docparam{extension}{Handler extension.}
 

-\membersection{wxImageHandler::SetType}
+\membersection{wxImageHandler::SetMimeType}\label{wximagehandlersetmimetype}

 
 

-\func{void}{SetType}{\param{long }{type}}
+\func{void}{SetMimeType}{\param{const wxString\& }{mimetype}}

 
 

-Sets the handler type.
+Sets the handler MIME type.

 
 \wxheading{Parameters}
 
 
 \wxheading{Parameters}
 

-\docparam{name}{Handler type.}
-
+\docparam{mimename}{Handler MIME type.}

 
 

-\membersection{wxImageHandler::SetMimeType}
+\membersection{wxImageHandler::SetType}

 
 

-\func{void}{SetMimeType}{\param{const wxString\& }{mimetype}}
+\func{void}{SetType}{\param{long }{type}}

 
 

-Sets the handler MIME type.
+Sets the handler type.

 
 \wxheading{Parameters}
 
 
 \wxheading{Parameters}
 

-\docparam{mimename}{Handler MIME type.}
+\docparam{name}{Handler type.}