Since GDI forms on Delphi don’t support alpha channels (unless using alpha layered windows, which might not be suitable), commonly the black color will be taken as the transparent one, unless the component supports alpha channels. tl;dr Just use your TTransparentCanvas class, .Rectangle(0,0,Width+1,Height+1,222), using the color obtained with DwmGetColorizationColor that you could blend with a … Read more
Seems to work OK for me. With the lack of a full code example I’m assuming you’ve got your compositing mode wrong. public void RenderGdiPlus() { List<string> colors = new List<string>(new string[] { “000000”, “ff0000”, “00ff00”, “0000ff”, “ffffff” }); List<string> alphas = new List<string>(new string[] { “00”, “01”, “40”, “80”, “c0”, “fe”, “ff” }); Bitmap … Read more
Colorization color != the base color chosen. It’s misleading, I know. But I’m confused. The image you borrowed was from my post entitled “Retrieving Aero Glass base color for opaque surface rendering“. Is this not what you want to do? I also indicated in the post the registry location in which all the color information … Read more
Windows 10 has thin invisible borders on left, right, and bottom, it is used to grip the mouse for resizing. The borders might look like this: 7,0,7,7 (left, top, right, bottom) When you call SetWindowPos to put the window at this coordinates: 0, 0, 1280, 1024 The window will pick those exact coordinates, and GetWindowRect … Read more