"Luc Le Blanc" a écrit dans le message de news:
188...@palm-dev-forum...
> Regis St-Gelais wrote:
>
>> WinDrawOperation maybe ??
>
> I tried winOverlay, and it makes no difference. I would have to be
> able to draw in transparent color over map features other than the
> white or black background
Regis St-Gelais wrote:
> WinDrawOperation maybe ??
I tried winOverlay, and it makes no difference. I would have to be
able to draw in transparent color over map features other than the
white or black background. I fear to have to write my own
WinPaintLine checking every pixel underneath...
Luc
"Luc Le Blanc" a écrit dans le message de news:
188...@palm-dev-forum...
>I display map features over a user-selected white or black
> background. I sometimes have to do some filling that can happen
> to overlap already drawn features (by filling triangles with
> WinPaintLine.) Is there a way to
I display map features over a user-selected white or black
background. I sometimes have to do some filling that can happen
to overlap already drawn features (by filling triangles with
WinPaintLine.) Is there a way to avoid painting over already drawn
features by only allowing this painting over the