Misc small changes, some for VC++ 1.5

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

diff --git a/docs/latex/wx/tbitmap.tex b/docs/latex/wx/tbitmap.tex
index 64bde5334c99022d51cfc2788192864fdd925a22..856b8df22045c166e04b26d2d509372b7bd68bdd 100644 (file)
--- a/docs/latex/wx/tbitmap.tex
+++ b/docs/latex/wx/tbitmap.tex
@@ -30,7 +30,7 @@ XPM icon file to be available at run-time.
 #endif
 \end{verbatim}
 
-A macro, \helpref{wxICON}{wxicon}, is available which creates an icon using an XPM
+A macro, \helpref{wxICON}{wxiconmacro}, is available which creates an icon using an XPM
 on the appropriate platform, or an icon resource on Windows.
 
 \begin{verbatim}
@@ -47,8 +47,8 @@ wxIcon icon("mondrian");
 #endif
 \end{verbatim}
 
-There is also a corresponding \helpref{wxBITMAP}{wxbitmap} macro which allows
-to create the bitmaps in much the same way as \helpref{wxICON}{wxicon} creates
+There is also a corresponding \helpref{wxBITMAP}{wxbitmapmacro} macro which allows
+to create the bitmaps in much the same way as \helpref{wxICON}{wxiconmacro} creates
 icons. It assumes that bitmaps live in resources under Windows or OS2 and XPM
 files under all other platforms (for XPMs, the corresponding file must be
 included before this macro is used, of course, and the name of the bitmap
@@ -69,14 +69,19 @@ wxBitmap bmp(wxBITMAP(bmpname));
 
 You should always use wxICON and wxBITMAP macros because they work for any
 platform (unlike the code above which doesn't deal with wxMac, wxBe, ...) and
-are more short and clear than versions with {\tt #ifdef}s.
+are more short and clear than versions with {\tt \#ifdef}s.
 
 \subsection{Supported bitmap file formats}\label{supportedbitmapformats}
 
 The following lists the formats handled on different platforms. Note
-that missing or partially-implemented formats can be supplemented
-by using \helpref{wxImage}{wximage} to load the data, and then converting
-it to wxBitmap form.
+that missing or partially-implemented formats are automatically supplemented
+by the \helpref{wxImage}{wximage} to load the data, and then converting
+it to wxBitmap form. Note that using wxImage is the preferred way to
+load images in wxWindows, with the exception of resources (XPM-files or
+native Windows resources). Writing an image format handler for wxImage
+is also far easier than writing one for wxBitmap, because wxImage has
+exactly one format on all platforms wheras wxBitmap can store pixel data
+very differently, depending on colour depths and platform.
 
 \wxheading{wxBitmap}
 
@@ -85,25 +90,23 @@ Under Windows, wxBitmap may load the following formats:
 \begin{itemize}\itemsep=0pt
 \item Windows bitmap resource (wxBITMAP\_TYPE\_BMP\_RESOURCE)
 \item Windows bitmap file (wxBITMAP\_TYPE\_BMP)
-\item PNG file (wxBITMAP\_TYPE\_PNG). Currently 4-bit (16-colour) PNG files do not load properly.
 \item XPM data and file (wxBITMAP\_TYPE\_XPM)
+\item All formats that are supported by the \helpref{wxImage}{wximage} class.
 \end{itemize}
 
 Under wxGTK, wxBitmap may load the following formats:
 
 \begin{itemize}\itemsep=0pt
-\item Windows bitmap file (wxBITMAP\_TYPE\_BMP)
-\item PNG (wxBITMAP\_TYPE\_PNG).
 \item XPM data and file (wxBITMAP\_TYPE\_XPM)
+\item All formats that are supported by the \helpref{wxImage}{wximage} class.
 \end{itemize}
 
 Under wxMotif, wxBitmap may load the following formats:
 
 \begin{itemize}\itemsep=0pt
-%\item Windows bitmap file (wxBITMAP\_TYPE\_BMP)
-%\item PNG (wxBITMAP\_TYPE\_PNG).
 \item XBM data and file (wxBITMAP\_TYPE\_XBM)
 \item XPM data and file (wxBITMAP\_TYPE\_XPM)
+\item All formats that are supported by the \helpref{wxImage}{wximage} class.
 \end{itemize}
 
 \wxheading{wxIcon}
@@ -119,17 +122,16 @@ Under Windows, wxIcon may load the following formats:
 Under wxGTK, wxIcon may load the following formats:
 
 \begin{itemize}\itemsep=0pt
-\item PNG (wxBITMAP\_TYPE\_PNG).
 \item XPM data and file (wxBITMAP\_TYPE\_XPM)
+\item All formats that are supported by the \helpref{wxImage}{wximage} class.
 \end{itemize}
 
 Under wxMotif, wxIcon may load the following formats:
 
 \begin{itemize}\itemsep=0pt
-%\item Windows bitmap file (wxBITMAP\_TYPE\_BMP)
-%\item PNG (wxBITMAP\_TYPE\_PNG).
 \item XBM data and file (wxBITMAP\_TYPE\_XBM)
 \item XPM data and file (wxBITMAP\_TYPE\_XPM)
+\item All formats that are supported by the \helpref{wxImage}{wximage} class (?).
 \end{itemize}
 
 \wxheading{wxCursor}