Updated manual regarding image alpha support for TGA handler.

TGA was not mentioned in the list of formats supporting loading of alpha, but alpha loading support has been available since r42644.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@68944 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/interface/wx/image.h b/interface/wx/image.h
index 88175ba4fc4bc7d3ea25e5dfe9941a38a86a8b4b..c7eb7732e5a6d382dd9f9d3b4670b13f35821be0 100644 (file)
--- a/interface/wx/image.h
+++ b/interface/wx/image.h
@@ -342,7 +342,7 @@ const unsigned char wxIMAGE_ALPHA_OPAQUE = 0xff;
 
     While all images have RGB data, not all images have an alpha channel. Before
     using wxImage::GetAlpha you should check if this image contains an alpha
-    channel with wxImage::HasAlpha. Currently the BMP, PNG, and TIFF format
+    channel with wxImage::HasAlpha. Currently the BMP, PNG, TGA, and TIFF format
     handlers have full alpha channel support for loading so if you want to use
     alpha you have to use one of these formats. If you initialize the image
     alpha channel yourself using wxImage::SetAlpha, you should save it in