Valid RGB values are in the range 0 to 255.
+You can retrieve the current system colour settings with \helpref{wxSystemSettings}{wxsystemsettings}.
+
\wxheading{Derived from}
\helpref{wxObject}{wxobject}
<wx/colour.h>
+\wxheading{Predefined objects}
+
+Objects:
+
+{\bf wxNullColour}
+
+Pointers:
+
+{\bf wxBLACK\\
+wxWHITE\\
+wxRED\\
+wxBLUE\\
+wxGREEN\\
+wxCYAN\\
+wxLIGHT\_GREY}
+
\wxheading{See also}
\helpref{wxColourDatabase}{wxcolourdatabase}, \helpref{wxPen}{wxpen}, \helpref{wxBrush}{wxbrush},\rtfsp
-\helpref{wxColourDialog}{wxcolourdialog}
+\helpref{wxColourDialog}{wxcolourdialog}, \helpref{wxSystemSettings}{wxsystemsettings}
\latexignore{\rtfignore{\wxheading{Members}}}
+
\membersection{wxColour::wxColour}\label{wxcolourconstr}
\func{}{wxColour}{\void}
\pythonnote{Constructors supported by wxPython are:\par
\indented{2cm}{\begin{twocollist}
-\twocolitem{\bf{wxColour(red=0, green=0, blue=0)}}{}
-\twocolitem{\bf{wxNamedColour(name)}}{}
+\twocolitem{{\bf wxColour(red=0, green=0, blue=0)}}{}
+\twocolitem{{\bf wxNamedColour(name)}}{}
\end{twocollist}}
}
+
\membersection{wxColour::Blue}\label{wxcolourblue}
\constfunc{unsigned char}{Blue}{\void}
Returns the blue intensity.
+
\membersection{wxColour::GetPixel}\label{wxcolourgetpixel}
\constfunc{long}{GetPixel}{\void}
-1 is returned if the pixel is invalid (on X, unallocated).
+
\membersection{wxColour::Green}\label{wxcolourgreen}
\constfunc{unsigned char}{Green}{\void}
Returns the green intensity.
+
\membersection{wxColour::Ok}\label{wxcolourok}
\constfunc{bool}{Ok}{\void}
-Returns TRUE if the colour object is valid (the colour has been initialised with RGB values).
+Returns \true if the colour object is valid (the colour has been initialised with RGB values).
+
\membersection{wxColour::Red}\label{wxcolourred}
Returns the red intensity.
+
\membersection{wxColour::Set}\label{wxcolourset}
\func{void}{Set}{\param{const unsigned char}{ red}, \param{const unsigned char}{ green}, \param{const unsigned char}{ blue}}
Sets the RGB intensity values.
+
\membersection{wxColour::operator $=$}\label{wxcolourassign}
\func{wxColour\&}{operator $=$}{\param{const wxColour\&}{ colour}}
\helpref{wxColourDatabase}{wxcolourdatabase}
+
\membersection{wxColour::operator $==$}\label{wxcolourequality}
\func{bool}{operator $==$}{\param{const wxColour\&}{ colour}}
Tests the equality of two colours by comparing individual red, green blue colours.
+
\membersection{wxColour::operator $!=$}\label{wxcolourinequality}
\func{bool}{operator $!=$}{\param{const wxColour\&}{ colour}}
\latexignore{\rtfignore{\wxheading{Members}}}
+
\membersection{wxColourData::wxColourData}\label{wxcolourdataconstr}
\func{}{wxColourData}{\void}
-Constructor. Initializes the custom colours to white, the {\it data colour} setting
-to black, and the {\it choose full} setting to TRUE.
+Constructor. Initializes the custom colours to {\tt wxNullColour},
+the {\it data colour} setting
+to black, and the {\it choose full} setting to true.
+
\membersection{wxColourData::\destruct{wxColourData}}
Destructor.
+
\membersection{wxColourData::GetChooseFull}\label{wxcolourdatagetchoosefull}
\constfunc{bool}{GetChooseFull}{\void}
Under Windows, determines whether the Windows colour dialog will display the full dialog
with custom colour selection controls. Has no meaning under other platforms.
-The default value is TRUE.
+The default value is true.
+
\membersection{wxColourData::GetColour}\label{wxcolourdatagetcolour}
The default colour is black.
+
\membersection{wxColourData::GetCustomColour}\label{wxcolourdatagetcustomcolour}
\constfunc{wxColour\&}{GetCustomColour}{\param{int}{ i}}
Gets the {\it i}th custom colour associated with the colour dialog. {\it i} should
be an integer between 0 and 15.
-The default custom colours are all white.
+The default custom colours are invalid colours.
+
\membersection{wxColourData::SetChooseFull}\label{wxcolourdatasetchoosefull}
Under Windows, tells the Windows colour dialog to display the full dialog
with custom colour selection controls. Under other platforms, has no effect.
-The default value is TRUE.
+The default value is true.
+
\membersection{wxColourData::SetColour}\label{wxcolourdatasetcolour}
The default colour is black.
+
\membersection{wxColourData::SetCustomColour}\label{wxcolourdatasetcustomcolour}
-\func{void}{SetColour}{\param{int}{ i}, \param{const wxColour\&}{ colour}}
+\func{void}{SetCustomColour}{\param{int}{ i}, \param{const wxColour\&}{ colour}}
Sets the {\it i}th custom colour for the colour dialog. {\it i} should
be an integer between 0 and 15.
-The default custom colours are all white.
+The default custom colours are invalid colours.
+
\membersection{wxColourData::operator $=$}\label{wxcolourdataassign}
\func{void}{operator $=$}{\param{const wxColourData\&}{ data}}
-Assingment operator for the colour data.
+Assignment operator for the colour data.
+
+
+
\section{\class{wxColourDatabase}}\label{wxcolourdatabase}
-wxWindows maintains a database of standard RGB colours for a predefined
+wxWidgets maintains a database of standard RGB colours for a predefined
set of named colours (such as ``BLACK'', ``LIGHT GREY''). The
-application may add to this set if desired by using {\it Append}. There
-is only one instance of this class: {\bf wxTheColourDatabase}.
+application may add to this set if desired by using
+\helpref{AddColour}{wxcolourdatabaseaddcolour} and may use it to look up
+colours by names using \helpref{Find}{wxcolourdatabasefind} or find the names
+for the standard colour suing \helpref{FindName}{wxcolourdatabasefindname}.
+
+There is one predefined instance of this class called
+{\bf wxTheColourDatabase}.
\wxheading{Derived from}
-\helpref{wxList}{wxlist}\\
-\helpref{wxObject}{wxobject}
+None
\wxheading{Include files}
\wxheading{Remarks}
-The colours in the standard database are as follows:
+The standard database contains at least the following colours:
AQUAMARINE, BLACK, BLUE, BLUE VIOLET, BROWN, CADET BLUE, CORAL,
CORNFLOWER BLUE, CYAN, DARK GREY, DARK GREEN, DARK OLIVE GREEN, DARK
\latexignore{\rtfignore{\wxheading{Members}}}
+
\membersection{wxColourDatabase::wxColourDatabase}\label{wxcolourdatabaseconstr}
\func{}{wxColourDatabase}{\void}
-Constructs the colour database.
+Constructs the colour database. It will be initialized at the first use.
+
+
+\membersection{wxColourDatabase::AddColour}\label{wxcolourdatabaseaddcolour}
+
+\func{void}{AddColour}{\param{const wxString\& }{colourName}, \param{const wxColour\&}{colour}}
+
+\func{void}{AddColour}{\param{const wxString\& }{colourName}, \param{wxColour* }{colour}}
+
+Adds a colour to the database. If a colour with the same name already exists,
+it is replaced.
+
+Please note that the overload taking a pointer is deprecated and will be
+removed in the next wxWidgets version, please don't use it.
+
+
+\membersection{wxColourDatabase::Find}\label{wxcolourdatabasefind}
+
+\func{wxColour}{FindColour}{\param{const wxString\& }{colourName}}
+
+Finds a colour given the name. Returns an invalid colour object (that is, such
+that its \helpref{Ok()}{wxcolourok} method returns \false) if the colour wasn't
+found in the database.
+
\membersection{wxColourDatabase::FindColour}\label{wxcolourdatabasefindcolour}
\func{wxColour*}{FindColour}{\param{const wxString\& }{colourName}}
-Finds a colour given the name. Returns NULL if not found.
+Finds a colour given the name. Returns {\tt NULL} if not found or a pointer which
+must be deleted by the caller otherwise.
-\membersection{wxColourDatabase::FindName}\label{wxcolourdatabasefindname}
-
-\constfunc{wxString}{FindName}{\param{const wxColour\&}{ colour}}
+Please note that this method is deprecated and will be removed in the next
+wxWidgets version, please use \helpref{Find}{wxcolourdatabasefind} instead of
+it.
-Finds a colour name given the colour. Returns NULL if not found.
-\membersection{wxColourDatabase::Initialize}\label{wxcolourdatabaseinitialize}
+\membersection{wxColourDatabase::FindName}\label{wxcolourdatabasefindname}
-\func{void}{Initialize}{\void}
+\constfunc{wxString}{FindName}{\param{const wxColour\&}{ colour}}
-Initializes the database with a number of stock colours. Called by wxWindows
-on start-up.
+Finds a colour name given the colour. Returns an empty string if the colour is
+not found in the database.
projects / wxWidgets.git / blobdiff