2015-03-26 16:27 GMT-03:00 Anthony Walter <[email protected]>: > Leonardo, > > You can absolutely use Cross Codebot to make controls, in any shape you > want. These types of controls should be graphic controls, and I provide a > bass class name TRenderGraphicControl in the Codebot.Controls unit to help > in this endeavor. > > The key to making a control any shape with TRenderGraphicControl is to > override the "protected procedure Render" method, and draw using the > "protected property Surface: ISurface". Just doing your drawing in a non > rectangular manner, for example: > > procedure TYourControl.Renderl > begin > Surface.Ellipse(ClientRect); > Surface.Fill(NewBrush(clRed)); > end; > > And you control now appears as a nice anti-aliased red ellipse bound > within the client area of your control. Obviously this is a trivial drawing > example, but if you go to the Codebot Cross forums you can find examples of > more complicated drawing. I regularly add new stock drawing functions to > the Codebot.Graphics unit, along with control theming, so if you're > interested you can reuse my some of stock routines to draw your custom > controls, or reuse the theme drawing routines. > > I hope this helps. > > > Awesome!
-- The best regards, Fabio Luis Girardi PascalSCADA Project http://sourceforge.net/projects/pascalscada http://www.pascalscada.com
-- _______________________________________________ Lazarus mailing list [email protected] http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus
