X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f510b7b2f386afe6c3705c2cdbc9208435984dac..c851c8b468a8541eb2b582d6345edc5e46fe0953:/docs/latex/wx/bitmap.tex

diff --git a/docs/latex/wx/bitmap.tex b/docs/latex/wx/bitmap.tex
index 19d751882e..c354102ed1 100644
--- a/docs/latex/wx/bitmap.tex
+++ b/docs/latex/wx/bitmap.tex
@@ -3,14 +3,14 @@
 %\overview{Overview}{wxbitmapoverview}
 %
 This class encapsulates the concept of a platform-dependent bitmap,
-either monochrome or colour.
+either monochrome or colour or colour with alpha channel support.
 
 \wxheading{Derived from}
 
 \helpref{wxGDIObject}{wxgdiobject}\\
 \helpref{wxObject}{wxobject}
 
-\wxheading{Include file}
+\wxheading{Include files}
 
 <wx/bitmap.h>
 
@@ -38,7 +38,15 @@ Default constructor.
 
 \func{}{wxBitmap}{\param{const wxBitmap\& }{bitmap}}
 
-Copy constructor.
+Copy constructor. Note that this does not take a fresh copy of the data,
+but instead makes the internal data point to {\it bitmap}'s data. So
+changing one bitmap will change the other. To make a real copy, you can
+use:
+
+\begin{verbatim}
+    wxBitmap newBitmap = oldBitmap.GetSubBitmap(
+                             wxRect(0, 0, oldBitmap.GetWidth(), oldBitmap.GetHeight()));
+\end{verbatim}
 
 \func{}{wxBitmap}{\param{void*}{ data}, \param{int}{ type}, \param{int}{ width}, \param{int}{ height}, \param{int}{ depth = -1}}
 
@@ -64,7 +72,8 @@ bitmaps from static data.
 
 Creates a new bitmap. A depth of -1 indicates the depth of the current screen
 or visual. Some platforms only support 1 for monochrome and -1 for the current
-colour setting.
+colour setting. Beginning with version 2.5.4 of wxWidgets a depth of 32 including
+an alpha channel is supported under MSW, Mac and GTK+.
 
 \func{}{wxBitmap}{\param{const char**}{ bits}}
 
@@ -110,11 +119,11 @@ Its meaning is determined by the {\it type} parameter.}
 \twocolwidtha{5cm}
 \begin{twocollist}
 \twocolitem{\indexit{wxBITMAP\_TYPE\_BMP}}{Load a Windows bitmap file.}
-\twocolitem{\indexit{wxBITMAP\_TYPE\_BMP\_RESOURCE}}{Load a Windows bitmap from the resource database.}
+\twocolitem{\indexit{wxBITMAP\_TYPE\_BMP\_RESOURCE}}{Load a Windows bitmap resource from the executable. Windows only.}
+\twocolitem{\indexit{wxBITMAP\_TYPE\_PICT\_RESOURCE}}{Load a PICT image resource from the executable. Mac OS only.}
 \twocolitem{\indexit{wxBITMAP\_TYPE\_GIF}}{Load a GIF bitmap file.}
 \twocolitem{\indexit{wxBITMAP\_TYPE\_XBM}}{Load an X bitmap file.}
 \twocolitem{\indexit{wxBITMAP\_TYPE\_XPM}}{Load an XPM bitmap file.}
-\twocolitem{\indexit{wxBITMAP\_TYPE\_RESOURCE}}{Load a Windows resource name.}
 \end{twocollist}
 
 The validity of these flags depends on the platform and wxWidgets configuration.
@@ -287,11 +296,11 @@ type of data.
 
 Finds the handler with the given name.
 
-\func{static wxBitmapHandler*}{FindHandler}{\param{const wxString\& }{extension}, \param{long}{ bitmapType}}
+\func{static wxBitmapHandler*}{FindHandler}{\param{const wxString\& }{extension}, \param{wxBitmapType}{ bitmapType}}
 
 Finds the handler associated with the given extension and type.
 
-\func{static wxBitmapHandler*}{FindHandler}{\param{long }{bitmapType}}
+\func{static wxBitmapHandler*}{FindHandler}{\param{wxBitmapType }{bitmapType}}
 
 Finds the handler associated with the given bitmap type.
 
@@ -399,7 +408,7 @@ of a given handler class in an application session.}
 
 \membersection{wxBitmap::LoadFile}\label{wxbitmaploadfile}
 
-\func{bool}{LoadFile}{\param{const wxString\&}{ name}, \param{long}{ type}}
+\func{bool}{LoadFile}{\param{const wxString\&}{ name}, \param{wxBitmapType}{ type}}
 
 Loads a bitmap from a file or resource.
 
@@ -413,7 +422,8 @@ The meaning of {\it name} is determined by the {\it type} parameter.}
 \twocolwidtha{5cm}
 \begin{twocollist}
 \twocolitem{{\bf wxBITMAP\_TYPE\_BMP}}{Load a Windows bitmap file.}
-\twocolitem{{\bf wxBITMAP\_TYPE\_BMP\_RESOURCE}}{Load a Windows bitmap from the resource database.}
+\twocolitem{{\bf wxBITMAP\_TYPE\_BMP\_RESOURCE}}{Load a Windows bitmap resource from the executable.}
+\twocolitem{{\bf wxBITMAP\_TYPE\_PICT\_RESOURCE}}{Load a PICT image resource from the executable. Mac OS only.}
 \twocolitem{{\bf wxBITMAP\_TYPE\_GIF}}{Load a GIF bitmap file.}
 \twocolitem{{\bf wxBITMAP\_TYPE\_XBM}}{Load an X bitmap file.}
 \twocolitem{{\bf wxBITMAP\_TYPE\_XPM}}{Load an XPM bitmap file.}
@@ -464,7 +474,7 @@ true if the handler was found and removed, false otherwise.
 
 \membersection{wxBitmap::SaveFile}\label{wxbitmapsavefile}
 
-\func{bool}{SaveFile}{\param{const wxString\& }{name}, \param{int}{ type}, \param{wxPalette* }{palette = NULL}}
+\func{bool}{SaveFile}{\param{const wxString\& }{name}, \param{wxBitmapType}{ type}, \param{wxPalette* }{palette = NULL}}
 
 Saves a bitmap in the named file.
 
@@ -553,7 +563,7 @@ The bitmap object owns the mask once this has been called.
 
 \func{void}{SetPalette}{\param{const wxPalette\& }{palette}}
 
-Sets the associated palette.
+Sets the associated palette. (Not implemented under GTK+).
 
 \wxheading{Parameters}
 
