I use XE7 development program, which form the background for the IMAGE with IMAGE, it took me two IMAGE on a panel display pictures, when I was switching call pictures, the screen will flash, both the panel and the IMAGE I used a double buffer; Form1. DoubleBuffered: true, Panel1. DoubleBuffered:=true; Image1. Parent. DoubleBuffered:=true; I have added, but still flashing, please everybody can give the solution, thank you!

CodePudding user response:

doublebuffer

CodePudding user response:

When switching to form try to hide

CodePudding user response:

Don't use the panel, the image directly on the form, the form. DoubleBuffered:=true;

CodePudding user response:

BitBlt API function ()

CodePudding user response:

Fyi:
http://blog.163.com/tab_98/blog/static/1192409720170247251785/