https://stackoverflow.com/questions/5964701/how-to-draw-a-translucent-image-on-a-form
transparent background http://delphiexamples.com/forms/transpform.html
https://sourceforge.net/projects/widget32/
https://parnassus.co/transparent-graphics-with-pure-gdi-part-2-and-introducing-the-ttransparentcanvas-class/
Form com área transparente no Lazarus/Windows
http://fanzinepas.blogspot.com/2012/06/form-com-area-transparente-no.html
THandle CreateRectRgn CreateRectRgn SetWindowRgn Winuser.h
https://www.codeguru.com/cplusplus/transparent-listbox/
https://stackoverflow.com/questions/48511634/partially-transparent-window-opengl-win32
winapi Transparent form layer GetMonitorInfo
https://www.experts-exchange.com/articles/1783/Win32-Semi-Transparent-Window.html
Layered Windows
https://docs.microsoft.com/en-us/previous-versions/ms997507(v=msdn.10)?redirectedfrom=MSDN
https://www.codeproject.com/Articles/1822/Per-Pixel-Alpha-Blend-in-C
http://suyamasoft.blue.coocan.jp/ExcelVBA/Sample/SetLayeredWindowAttributes/index.html
http://suyamasoft.blue.coocan.jp/ExcelVBA/Sample/SetLayeredWindowAttributes/index.html
https://docs.microsoft.com/en-us/windows/win32/winauto/magapi/magapi-intro
Žarko Gajić gZoom – Delphi Implementation of the Missing Mode in Windows Magnifier
https://zarko-gajic.iz.hr/gzoom-delphi-implementation-of-the-missing-mode-in-windows-magnifier/
https://www.codeproject.com/Articles/5051/Various-methods-for-capturing-the-screen
https://www.codeproject.com/Articles/607288/Screenshot-using-the-Magnification-library