initial draft of wxCollapsiblePane (patch 1577412 by Francesco)

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

diff --git a/docs/latex/wx/image.tex b/docs/latex/wx/image.tex
index efcbd1119186c25e2c3d15773f4b588691f9b5ff..ad817d13c729bedc914329a4377788fdb7fc84a1 100644 (file)
--- a/docs/latex/wx/image.tex
+++ b/docs/latex/wx/image.tex
@@ -95,7 +95,7 @@ Default constructor.
 
 \func{}{wxImage}{\param{const wxImage\& }{image}}
 
-Copy constructor.
+Copy constructor, uses \helpref{reference counting}{trefcount}.
 
 \func{}{wxImage}{\param{const wxBitmap\&}{ bitmap}}
 
@@ -128,7 +128,7 @@ Loads an image from a file.
 
 Loads an image from an input stream.
 
-\func{}{wxImage}{\param{const char** }{xpmData}}
+\func{}{wxImage}{\param{const char* const* }{xpmData}}
 
 Creates an image from XPM data.
 
@@ -248,7 +248,9 @@ returns true if the current image handlers can read this file
 
 \func{wxImage}{Blur}{\param{int}{ blurRadius}}
 
-Blurs the image in both horizontal and vertical directions by the specified pixel {\it blurRadius}.
+Blurs the image in both horizontal and vertical directions by the specified pixel
+{\it blurRadius}. This should not be used when using a single mask colour
+for transparency.
 
 \wxheading{See also}
 
@@ -260,8 +262,8 @@ Blurs the image in both horizontal and vertical directions by the specified pixe
 
 \func{wxImage}{BlurHorizontal}{\param{int}{ blurRadius}}
 
-Blurs the image in the horizontal direction only.
-
+Blurs the image in the horizontal direction only. This should not be used
+when using a single mask colour for transparency.
 \wxheading{See also}
 
 \helpref{Blur}{wximageblur}
@@ -272,7 +274,8 @@ Blurs the image in the horizontal direction only.
 
 \func{wxImage}{BlurVertical}{\param{int}{ blurRadius}}
 
-Blurs the image in the vertical direction only.
+Blurs the image in the vertical direction only. This should not be used
+when using a single mask colour for transparency.
 
 \wxheading{See also}
 
@@ -881,9 +884,9 @@ mimetype from a file}
 
 
 
-\membersection{wxImage::Ok}\label{wximageok}
+\membersection{wxImage::IsOk}\label{wximageisok}
 
-\constfunc{bool}{Ok}{\void}
+\constfunc{bool}{IsOk}{\void}
 
 Returns true if image data is present.
 
@@ -1110,7 +1113,13 @@ It should be noted that although using wxIMAGE\_QUALITY\_HIGH produces much nice
 looking results it is a slower method.  Downsampling will use the box averaging method
 which seems to operate very fast.  If you are upsampling larger images using
 this method you will most likely notice that it is a bit slower and in extreme cases
-it will be quite substantially slower as the bicubic algorithm has to process a lot of data.
+it will be quite substantially slower as the bicubic algorithm has to process a lot of
+data.
+
+It should also be noted that the high quality scaling may not work as expected
+when using a single mask colour for transparency, as the scaling will blur the
+image and will therefore remove the mask partially. Using the alpha channel
+will work.
 
 Example:
 
@@ -1281,9 +1290,7 @@ data.
 
 \func{wxImage\& }{operator $=$}{\param{const wxImage\& }{image}}
 
-Assignment operator. This operator does not copy any data, but instead
-passes a pointer to the data in {\it image} and increments a reference
-counter. It is a fast operation.
+Assignment operator, using \helpref{reference counting}{trefcount}.
 
 \wxheading{Parameters}
 
@@ -1374,14 +1381,14 @@ Destroys the wxImageHandler object.
 
 \membersection{wxImageHandler::GetName}\label{wximagehandlergetname}
 
-\constfunc{wxString}{GetName}{\void}
+\constfunc{const wxString\&}{GetName}{\void}
 
 Gets the name of this handler.
 
 
 \membersection{wxImageHandler::GetExtension}\label{wximagehandlergetextension}
 
-\constfunc{wxString}{GetExtension}{\void}
+\constfunc{const wxString\&}{GetExtension}{\void}
 
 Gets the file extension associated with this handler.
 
@@ -1411,7 +1418,7 @@ Gets the image type associated with this handler.
 
 \membersection{wxImageHandler::GetMimeType}\label{wximagehandlergetmimetype}
 
-\constfunc{wxString}{GetMimeType}{\void}
+\constfunc{const wxString\&}{GetMimeType}{\void}
 
 Gets the MIME type associated with this handler.