>Hi all,
>
>Here is an issue with the embedded vectorial drawing toolset of VFP.
>
>I am drawing on a bitmap displayed on a form. Lines, boxes and other stuff using the drawing capabilities of VFP. These primitives (line, box and al...) just suit me fine as the need is limited.
>
>This is all about setting boxes and lines with the mouse on a bitmap on screen (built up elsewhere within a powerfull graphic libraries). The API is fine and the display responsive. But I have a strong unexpected problem here...
>
>The vectors are drawn properly on the master sheet of this app ... But they tend to get WASHED OUT either fully either partially when an other form, typically a modeless dialog box) laying over the graphic stuff gets refreshed.
>
>Can these drawings stay properly onboard?
>
>Is there a way that could be used to get them redrawn properly? Via a method? I d not know exactly where to peek on these subject. This is quite an oldish question I suppose. Primitive UI questions as old as Mac Intosh and Window 2.1, I expect:)
>
>In the end, is this stuff - these gdi operation on screen - usable from within VFP?
>
>Kind regards to all of you. Any input welcome.

There is a property you can set - THEMES - I bet if you set it to false it will work properly.