support for huge files (patch 1002226)

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

diff --git a/docs/latex/wx/memorydc.tex b/docs/latex/wx/memorydc.tex
index 5237bb765a5f8d9977d754fd23d307db8a7dbf94..a94e74c77be725027aa90f71b0f8a10d89cac77d 100644 (file)
--- a/docs/latex/wx/memorydc.tex
+++ b/docs/latex/wx/memorydc.tex
@@ -1,12 +1,20 @@
 \section{\class{wxMemoryDC}}\label{wxmemorydc}
 
 \section{\class{wxMemoryDC}}\label{wxmemorydc}
 

-A memory device context provides a means to draw graphics onto a bitmap.
+A memory device context provides a means to draw graphics onto a bitmap. When
+drawing in to a mono-bitmap, using {\tt wxWHITE}, {\tt wxWHITE\_PEN} and
+{\tt wxWHITE\_BRUSH}
+will draw the background colour (i.e. 0) whereas all other colours will draw the
+foreground colour (i.e. 1).

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

+\wxheading{Include files}
+
+<wx/dcmemory.h>
+

 \wxheading{Remarks}
 
 A bitmap must be selected into the new memory DC before it may be used
 \wxheading{Remarks}
 
 A bitmap must be selected into the new memory DC before it may be used


@@ -38,7 +46,7 @@ can be reselected into another memory DC.
 Constructs a new memory device context.
 
 Use the {\it Ok} member to test whether the constructor was successful
 Constructs a new memory device context.
 
 Use the {\it Ok} member to test whether the constructor was successful

-in creating a useable device context. Don't forget to select a bitmap
+in creating a usable device context. Don't forget to select a bitmap

 into the DC before drawing on it.
 
 \membersection{wxMemoryDC::SelectObject}
 into the DC before drawing on it.
 
 \membersection{wxMemoryDC::SelectObject}


@@ -48,7 +56,7 @@ into the DC before drawing on it.
 Selects the given bitmap into the device context, to use as the memory
 bitmap. Selecting the bitmap into a memory DC allows you to draw into
 the DC (and therefore the bitmap) and also to use {\bf Blit} to copy
 Selects the given bitmap into the device context, to use as the memory
 bitmap. Selecting the bitmap into a memory DC allows you to draw into
 the DC (and therefore the bitmap) and also to use {\bf Blit} to copy

-the bitmap to a canvas. For this purpose, you may find \helpref{wxDC::DrawIcon}{wxdcdrawicon}\rtfsp
+the bitmap to a window. For this purpose, you may find \helpref{wxDC::DrawIcon}{wxdcdrawicon}\rtfsp

 easier to use instead.
 
 If the argument is wxNullBitmap (or some other uninitialised wxBitmap) the current bitmap is selected out of the device
 easier to use instead.
 
 If the argument is wxNullBitmap (or some other uninitialised wxBitmap) the current bitmap is selected out of the device