no changes, just come cleanup and more comments

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

diff --git a/docs/latex/wx/colour.tex b/docs/latex/wx/colour.tex
index 341d51e15339f0b07af1ea915dca3c055241ed01..0109378a5bf766ed36b5ed4301a2c9f1a4486d0c 100644 (file)
--- a/docs/latex/wx/colour.tex
+++ b/docs/latex/wx/colour.tex
@@ -28,6 +28,10 @@ You can retrieve the current system colour settings with \helpref{wxSystemSettin
 
 <wx/colour.h>
 
+\wxheading{Library}
+
+\helpref{wxCore}{librarieslist}
+
 \wxheading{Predefined objects}
 
 Objects:
@@ -115,20 +119,24 @@ Returns the blue intensity.
 
 \constfunc{wxString}{GetAsString}{\param{long}{ flags}}
 
-Converts this colour to a \helpref{wxString}{wxstring}
+Converts this colour to a \helpref{wxString}{wxstring} 
 using the given {\it flags}.
 
-The supported flags are {\bf wxC2S\_NAME}, to obtain the colour
-name (e.g. wxColour(255,0,0) -> \texttt{``red"}), {\bf wxC2S\_CSS\_SYNTAX}, to obtain
-the colour in the \texttt{``rgb(r,g,b)"} syntax
-(e.g. wxColour(255,0,0) -> \texttt{``rgb(255,0,0)"}), and {\bf wxC2S\_HTML\_SYNTAX}, to obtain
-the colour as  \texttt{``\#"} followed by 6 hexadecimal digits
-(e.g. wxColour(255,0,0) -> \texttt{``\#FF0000"}).
+The supported flags are \textbf{wxC2S\_NAME}, to obtain the colour name (e.g.
+wxColour(255,0,0) -> \texttt{``red"}), \textbf{wxC2S\_CSS\_SYNTAX}, to obtain
+the colour in the \texttt{``rgb(r,g,b)"} or \texttt{``rgba(r,g,b,a)"} syntax
+(e.g. wxColour(255,0,0,85) -> \texttt{``rgba(255,0,0,0.333)"}), and 
+\textbf{wxC2S\_HTML\_SYNTAX}, to obtain the colour as  \texttt{``\#"} followed
+by 6 hexadecimal digits (e.g. wxColour(255,0,0) -> \texttt{``\#FF0000"}).
 
-This function never fails and always returns a non-empty string.
+This function never fails and always returns a non-empty string but asserts if
+the colour has alpha channel (i.e. is non opaque) but
+\textbf{wxC2S\_CSS\_SYNTAX} (which is the only one supporting alpha) is not
+specified in flags.
 
 \newsince{2.7.0}
 
+
 \membersection{wxColour::GetPixel}\label{wxcolourgetpixel}
 
 \constfunc{long}{GetPixel}{\void}
@@ -170,7 +178,11 @@ Returns the red intensity.
 
 Sets the RGB intensity values using the given values (first overload), extracting them from the packed long (second overload), using the given string (third overloard).
 
-When using third form, Set() accepts: colour names (those listed in \helpref{wxTheColourDatabase}{wxcolourdatabase}), the CSS-like \texttt{``RGB(r,g,b)"} syntax (case insensitive) and the HTML-like syntax (i.e. \texttt{``\#"} followed by 6 hexadecimal digits for red, green, blue components).
+When using third form, Set() accepts: colour names (those listed in 
+\helpref{wxTheColourDatabase}{wxcolourdatabase}), the CSS-like 
+\texttt{``rgb(r,g,b)"} or \texttt{``rgba(r,g,b,a)"} syntax (case insensitive) 
+and the HTML-like syntax (i.e. \texttt{``\#"} followed by 6 hexadecimal digits 
+for red, green, blue components).
 
 Returns \true if the conversion was successful, \false otherwise.
 
@@ -217,6 +229,10 @@ This class holds a variety of information related to colour dialogs.
 
 <wx/cmndata.h>
 
+\wxheading{Library}
+
+\helpref{wxCore}{librarieslist}
+
 \wxheading{See also}
 
 \helpref{wxColour}{wxcolour}, \helpref{wxColourDialog}{wxcolourdialog}, \helpref{wxColourDialog overview}{wxcolourdialogoverview}
@@ -329,6 +345,10 @@ None
 
 <wx/gdicmn.h>
 
+\wxheading{Library}
+
+\helpref{wxCore}{librarieslist}
+
 \wxheading{Remarks}
 
 The standard database contains at least the following colours:
@@ -388,3 +408,4 @@ found in the database.
 
 Finds a colour name given the colour. Returns an empty string if the colour is
 not found in the database.
+