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Made DC cacheing less obstrusive

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10974 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
2001-07-11 20:22:44 +00:00
parent 2774804745
commit aef94d6860
4 changed files with 30 additions and 17 deletions
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10
docs/latex/wx/dc.tex
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@@ -104,8 +104,8 @@ and the background colour set to WHITE.
This sequence of operations ensures that the source's transparent area need not be black,
and logical functions are supported.
{\bf Note:} on Windows, blitting with masks can be speeded up considerably by using
\helpref{DC cacheing}{wxdcenablecache}. You can also influence whether MaskBlt
{\bf Note:} on Windows, blitting with masks can be speeded up considerably by compiling
wxWindows with the wxUSE\_DC\_CACHE option enabled. You can also influence whether MaskBlt
or the explicit mask blitting code above is used, by using \helpref{wxSystemOptions}{wxsystemoptions} and
setting the {\bf no-maskblt} option to 1.
@@ -128,6 +128,7 @@ See \helpref{wxMemoryDC}{wxmemorydc} for typical usage.
\helpref{wxMemoryDC}{wxmemorydc}, \helpref{wxBitmap}{wxbitmap}, \helpref{wxMask}{wxmask}
\begin{comment}
\membersection{wxDC::CacheEnabled}\label{wxdccacheenabled}
\func{static bool}{CacheEnabled}{\void}
@@ -143,6 +144,7 @@ wxUSE\_DC\_CACHEING preprocessor symbol for portability.
\wxheading{See also}
\helpref{wxDC::EnableCache}{wxdcenablecache}, \helpref{wxDC::ClearCache}
\end{comment}
\membersection{wxDC::CalcBoundingBox}\label{wxdccalcboundingbox}
@@ -162,6 +164,7 @@ Adds the specified point to the bounding box which can be retrieved with
Clears the device context using the current background brush.
\begin{comment}
\membersection{wxDC::ClearCache}\label{wxdcclearcache}
\func{static void}{ClearCache}{\void}
@@ -179,6 +182,7 @@ wxUSE\_DC\_CACHEING preprocessor symbol for portability.
\wxheading{See also}
\helpref{wxDC::EnableCache}{wxdcenablecache}, \helpref{wxDC::CacheEnabled}
\end{comment}
\membersection{wxDC::CrossHair}\label{wxdccrosshair}
@@ -417,6 +421,7 @@ text more precisely.
but it is ignored by wxMSW. Thus, you should avoid using logical functions
with this function in portable programs.
\begin{comment}
\membersection{wxDC::EnableCache}\label{wxdcenablecache}
\func{static void}{EnableCache}{\param{bool}{ enableCache}}
@@ -431,6 +436,7 @@ wxUSE\_DC\_CACHEING preprocessor symbol for portability.
\wxheading{See also}
\helpref{wxDC::CacheEnabled}{wxdccacheenabled}, \helpref{wxDC::ClearCache}
\end{comment}
\membersection{wxDC::EndDoc}\label{wxdcenddoc}