Applied John L's patches for curson scaling, image resizing

without scaling and the art provider resize bitmap patch.
    I'll look into adapting the generic file dialog to it.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@32598 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/image.tex

@@ -545,6 +545,14 @@ Gets the green value of the mask colour.
 Gets the red value of the mask colour.
 
 
+\membersection{wxImage::GetOrFindMaskColour}\label{wximagegetgetorsetmaskcolour}
+
+\constfunc{bool}{GetOrFindMaskColour}{\param{unsigned char}{ *r}, \param{unsigned char}{ *g}, \param{unsigned char}{ *b}}
+
+Get the current mask colour or find a suitable unused colour that could be 
+used as a mask colour. Returns {\tt true} if the image currently has a mask.
+
+
 \membersection{wxImage::GetPalette}\label{wximagegetpalette}
 
 \constfunc{const wxPalette\&}{GetPalette}{\void}
@@ -831,8 +839,8 @@ Replaces the colour specified by {\it r1,g1,b1} by the colour {\it r2,g2,b2}.
 
 \func{wxImage \&}{Rescale}{\param{int}{ width}, \param{int}{ height}}
 
-Changes the size of the image in-place: after a call to this function, the
-image will have the given width and height.
+Changes the size of the image in-place by scaling it: after a call to this function, 
+the image will have the given width and height.
 
 Returns the (modified) image itself.
 
@@ -841,6 +849,24 @@ Returns the (modified) image itself.
 \helpref{Scale}{wximagescale}
 
 
+\membersection{wxImage::Resize}\label{wximageresize}
+
+\func{wxImage \&}{Resize}{\param{const wxSize\&}{ size}, \param{const wxPoint&}{ pos}, \param{int}{ red = -1}, \param{int}{ green = -1}, \param{int}{ blue = -1}}
+
+Changes the size of the image in-place without scaling it by adding either a border 
+with the given colour or cropping as necessary. The image is pasted into a new 
+image with the given {\it size} and background colour at the position {\it pos} 
+relative to the upper left of the new image. If {\it red = green = blue = -1} 
+then use either the  current mask colour if set or find, use, and set a 
+suitable mask colour for any newly exposed areas.
+
+Returns the (modified) image itself.
+
+\wxheading{See also}
+
+\helpref{Size}{wximagesize}
+
+
 \membersection{wxImage::Rotate}\label{wximagerotate}
 
 \func{wxImage}{Rotate}{\param{double}{ angle}, \param{const wxPoint\& }{rotationCentre},
@@ -979,6 +1005,22 @@ Example:
 \helpref{Rescale}{wximagerescale}
 
 
+\membersection{wxImage::Size}\label{wximagesize}
+
+\constfunc{wxImage}{Size}{\param{const wxSize\&}{ size}, \param{const wxPoint&}{ pos}, \param{int}{ red = -1}, \param{int}{ green = -1}, \param{int}{ blue = -1}}
+
+Returns a resized version of this image without scaling it by adding either a border 
+with the given colour or cropping as necessary. The image is pasted into a new 
+image with the given {\it size} and background colour at the position {\it pos} 
+relative to the upper left of the new image. If {\it red = green = blue = -1} 
+then use either the current mask colour if set or find, use, and set a 
+suitable mask colour for any newly exposed areas.
+
+\wxheading{See also}
+
+\helpref{Resize}{wximageresize}
+
+
 \membersection{wxImage::SetAlpha}\label{wximagesetalpha}
 
 \func{void}{SetAlpha}{\param{unsigned char *}{alpha = {\tt NULL}}}
@@ -1093,6 +1135,15 @@ be set directly. In that case you will have to get access to the image data
 using the \helpref{GetData}{wximagegetdata} method.
 
 
+\membersection{wxImage::SetRGB}\label{wximagesetrgbrect}
+
+\func{void}{SetRGB}{\param{wxRect \& }{rect}, \param{unsigned char }{red}, \param{unsigned char }{green}, \param{unsigned char }{blue}}
+
+Sets the colour of the pixels within the given rectangle. This routine performs
+bounds-checks for the coordinate so it can be considered a safe way to manipulate the
+data.
+
+
 \membersection{wxImage::operator $=$}\label{wximageassign}
 
 \func{wxImage\& }{operator $=$}{\param{const wxImage\& }{image}}