X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f4f5d5697dc5e34a5582061dbd857d1cd4326f91..81c882b613b5d99ddb1e5ab69fcd7ebccc287025:/docs/latex/wx/image.tex?ds=inline diff --git a/docs/latex/wx/image.tex b/docs/latex/wx/image.tex index 7113961532..b199e0c95f 100644 --- a/docs/latex/wx/image.tex +++ b/docs/latex/wx/image.tex @@ -36,10 +36,12 @@ means that the pixel is 100\% opaque. Unlike RGB data, not all images have an alpha channel and before using \helpref{GetAlpha}{wximagegetalpha} you should check if this image contains -an alpha channel with \helpref{HasAlpha}{wximagehasalpha}. Note that currently only -images loaded from PNG files with transparency information will have an alpha -channel but alpha support will be added to the other formats as well (as well -as support for saving images with alpha channel which also isn't implemented). +an alpha channel with \helpref{HasAlpha}{wximagehasalpha}. Note that currently +only the PNG format has full alpha channel support so only the images loaded +from PNG files can have alpha and, if you initialize the image alpha channel +yourself using \helpref{SetAlpha}{wximagesetalpha}, you should save it in PNG +format to avoid losing it. + \wxheading{Available image handlers}