X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/cf000528d037e4dc5ad54d86ad02ce095acedc4d..95c82627c8e3f02c6685162f30ce4484be13524b:/docs/latex/wx/brush.tex diff --git a/docs/latex/wx/brush.tex b/docs/latex/wx/brush.tex index 9cdf71dcc3..1f00f00b40 100644 --- a/docs/latex/wx/brush.tex +++ b/docs/latex/wx/brush.tex @@ -1,3 +1,14 @@ +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% Name: brush.tex +%% Purpose: wxPen docs +%% Author: +%% Modified by: +%% Created: +%% RCS-ID: $Id$ +%% Copyright: (c) wxWidgets +%% License: wxWindows license +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + \section{\class{wxBrush}}\label{wxbrush} A brush is a drawing tool for filling in areas. It is used for painting @@ -67,7 +78,7 @@ data using the reference counting, are not affected. \func{}{wxBrush}{\void} -Default constructor. The brush will be uninitialised, and \helpref{wxBrush::Ok}{wxbrushok} will +Default constructor. The brush will be uninitialised, and \helpref{wxBrush:IsOk}{wxbrushisok} will return false. \func{}{wxBrush}{\param{const wxColour\&}{ colour}, \param{int}{ style = {\tt wxSOLID}}} @@ -84,7 +95,7 @@ Constructs a stippled brush using a bitmap. \func{}{wxBrush}{\param{const wxBrush\&}{ brush}} -Copy constructor. This uses reference counting so is a cheap operation. +Copy constructor, uses \helpref{reference counting}{trefcount}. \wxheading{Parameters} @@ -124,12 +135,10 @@ If a stipple brush is created, the brush style will be set to wxSTIPPLE. \func{}{\destruct{wxBrush}}{\void} Destructor. +See \helpref{reference-counted object destruction}{refcountdestruct} for more info. \wxheading{Remarks} -The destructor may not delete the underlying brush object of the native windowing -system, since wxBrush uses a reference counting system for efficiency. - Although all remaining brushes are deleted when the application exits, the application should try to clean up all brushes itself. This is because wxWidgets cannot know if a pointer to the brush object is stored in an @@ -152,7 +161,7 @@ Returns a reference to the brush colour. \constfunc{wxBitmap *}{GetStipple}{\void} Gets a pointer to the stipple bitmap. If the brush does not have a wxSTIPPLE style, -this bitmap may be non-NULL but uninitialised (\helpref{wxBitmap::Ok}{wxbitmapok} returns false). +this bitmap may be non-NULL but uninitialised (\helpref{wxBitmap:IsOk}{wxbitmapisok} returns false). \wxheading{See also} @@ -195,9 +204,9 @@ Returns true if the style of the brush is any of hatched fills. \helpref{wxBrush::GetStyle}{wxbrushgetstyle} -\membersection{wxBrush::Ok}\label{wxbrushok} +\membersection{wxBrush::IsOk}\label{wxbrushisok} -\constfunc{bool}{Ok}{\void} +\constfunc{bool}{IsOk}{\void} Returns true if the brush is initialised. It will return false if the default constructor has been used (for example, the brush is a member of a class, or @@ -214,7 +223,7 @@ Sets the brush colour using a reference to a colour object. Sets the brush colour using a colour name from the colour database. -\func{void}{SetColour}{\param{const unsigned char}{ red}, \param{const unsigned char}{ green}, \param{const unsigned char}{ blue}} +\func{void}{SetColour}{\param{unsigned char}{ red}, \param{unsigned char}{ green}, \param{unsigned char}{ blue}} Sets the brush colour using red, green and blue values. @@ -282,26 +291,24 @@ Sets the brush style. \func{wxBrush\&}{operator $=$}{\param{const wxBrush\& }{brush}} -Assignment operator, using reference counting. Returns a reference -to `this'. +Assignment operator, using \helpref{reference counting}{trefcount}. \membersection{wxBrush::operator $==$}\label{wxbrushequals} \func{bool}{operator $==$}{\param{const wxBrush\& }{brush}} -Equality operator. Two brushes are equal if they contain pointers -to the same underlying brush data. It does not compare each attribute, -so two independently-created brushes using the same parameters will -fail the test. +Equality operator. +See \helpref{reference-counted object comparison}{refcountequality} for more info. \membersection{wxBrush::operator $!=$}\label{wxbrushnotequals} \func{bool}{operator $!=$}{\param{const wxBrush\& }{brush}} -Inequality operator. Two brushes are not equal if they contain pointers -to different underlying brush data. It does not compare each attribute. +Inequality operator. +See \helpref{reference-counted object comparison}{refcountequality} for more info. + \section{\class{wxBrushList}}\label{wxbrushlist} @@ -329,10 +336,10 @@ cleanup because it can lead to double deletion in some circumstances. There are two mechanisms in recent versions of wxWidgets which make the brush list less useful than it once was. Under Windows, scarce resources -are cleaned up internally if they are not being used. Also, a referencing +are cleaned up internally if they are not being used. Also, a reference counting mechanism applied to all GDI objects means that some sharing of underlying resources is possible. You don't have to keep track of pointers, -working out when it is safe delete a brush, because the referencing counting does +working out when it is safe delete a brush, because the reference counting does it for you. For example, you can set a brush in a device context, and then immediately delete the brush you passed, because the brush is `copied'. @@ -360,13 +367,6 @@ Constructor. The application should not construct its own brush list: use the object pointer {\bf wxTheBrushList}. -\membersection{wxBrushList::AddBrush}\label{wxbrushlistaddbrush} - -\func{void}{AddBrush}{\param{wxBrush *}{brush}} - -Used internally by wxWidgets to add a brush to the list. - - \membersection{wxBrushList::FindOrCreateBrush}\label{wxbrushlistfindorcreatebrush} \func{wxBrush *}{FindOrCreateBrush}{\param{const wxColour\& }{colour}, \param{int}{ style = wxSOLID}} @@ -381,10 +381,3 @@ to the brush list, and returns it. \docparam{style}{Brush style. See \helpref{wxBrush::SetStyle}{wxbrushsetstyle} for a list of styles.} -\membersection{wxBrushList::RemoveBrush}\label{wxbrushlistremovebrush} - -\func{void}{RemoveBrush}{\param{wxBrush *}{brush}} - -Used by wxWidgets to remove a brush from the list. - -