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added wxJPEGHandler

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1499 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík
1999-01-27 18:20:53 +00:00
parent b11708106f
commit 48b4e3029f
1 changed files with 16 additions and 5 deletions
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21
docs/latex/wx/image.tex
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@@ -64,11 +64,12 @@ Loads an image from an input stream.
\begin{twocollist} \begin{twocollist}
\twocolitem{{\bf \indexit{wxBITMAP\_TYPE\_BMP}}}{Load a Windows bitmap file.} \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\_PNG}}}{Load a PNG bitmap file.}
\twocolitem{{\bf \indexit{wxBITMAP\_TYPE\_JPEG}}}{Load a JPEG bitmap file.}
\end{twocollist} \end{twocollist}
The validity of these flags depends on the platform and wxWindows configuration. 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 If all possible wxWindows settings are used, the loading a BMP (Windows bitmap) file,
and a PNG (portable network graphics) file is supported on all platforms that a PNG (portable network graphics) file and a JPEG file is supported on all platforms that
implement wxImage.} implement wxImage.}
\wxheading{See also} \wxheading{See also}
@@ -244,8 +245,8 @@ Returns TRUE if there is a mask active, FALSE otherwise.
\func{static void}{InitStandardHandlers}{\void} \func{static void}{InitStandardHandlers}{\void}
Adds the standard image format handlers, which, depending on wxWindows Adds the standard image format handlers, which, depending on wxWindows
configuration, can be handlers for Windows BMP (loading) and PNG configuration, can be handlers for Windows BMP (loading), PNG
(loading and saving) file formats. (loading and saving) and JPEG (loading and saving) file formats.
This function is called by wxWindows on startup. This function is called by wxWindows on startup.
@@ -290,6 +291,7 @@ The meaning of {\it stream} data is determined by the {\it type} parameter.}
\begin{twocollist} \begin{twocollist}
\twocolitem{{\bf wxBITMAP\_TYPE\_BMP}}{Load a Windows image file.} \twocolitem{{\bf wxBITMAP\_TYPE\_BMP}}{Load a Windows image file.}
\twocolitem{{\bf wxBITMAP\_TYPE\_PNG}}{Load a PNG image file.} \twocolitem{{\bf wxBITMAP\_TYPE\_PNG}}{Load a PNG image file.}
\twocolitem{{\bf wxBITMAP\_TYPE\_JPEG}}{Load a JPEG image file.}
\end{twocollist} \end{twocollist}
The validity of these flags depends on the platform and wxWindows configuration.} The validity of these flags depends on the platform and wxWindows configuration.}
@@ -341,11 +343,12 @@ Saves a image in the given stream.
\docparam{stream}{An output stream. The meaning of {\it stream} is determined by the {\it type} parameter.} \docparam{stream}{An output stream. The meaning of {\it stream} is determined by the {\it type} parameter.}
\docparam{type}{Currently only one type can be used: \docparam{type}{Currently two types can be used:
\twocolwidtha{5cm}% \twocolwidtha{5cm}%
\begin{twocollist} \begin{twocollist}
\twocolitem{{\bf wxBITMAP\_TYPE\_PNG}}{Save a PNG image file.} \twocolitem{{\bf wxBITMAP\_TYPE\_PNG}}{Save a PNG image file.}
\twocolitem{{\bf wxBITMAP\_TYPE\_JPEG}}{Save a JPEG image file.}
\end{twocollist} \end{twocollist}
The validity of these flags depends on the platform and wxWindows configuration The validity of these flags depends on the platform and wxWindows configuration
@@ -457,6 +460,14 @@ If you wish to extend the capabilities of wxImage, derive a class from wxImageHa
and add the handler using \helpref{wxImage::AddHandler}{wximageaddhandler} in your and add the handler using \helpref{wxImage::AddHandler}{wximageaddhandler} in your
application initialisation. application initialisation.
\wxheading{Note (Legal Issue)}
This software is based in part on the work of
the Independent JPEG Group.
(Applies when wxWindows is linked with JPEG support. wxJPEGHandler uses libjpeg
created by IJG.)
\wxheading{Derived from} \wxheading{Derived from}
\helpref{wxObject}{wxobject} \helpref{wxObject}{wxobject}