Nice I learned something :).
Stef
On Thu, Dec 28, 2017 at 11:42 PM, Andy Burnett
wrote:
> Nicolai wrote
>
> You can draw a new form with copybits and use your own color mapping.
>
> First, I thought there would be a bitblt operation that you could use
>
Nicolai wrote
>>>
You can draw a new form with copybits and use your own color mapping.
First, I thought there would be a bitblt operation that you could use
without explicit calculating the color mapping, a paint operation that
would convert a gray-value to an alpha value. But I could find it.
You can draw a new form with copybits and use your own color mapping.
First, I thought there would be a bitblt operation that you could use
without explicit calculating the color mapping, a paint operation that
would convert a gray-value to an alpha value. But I could find it.
In this special
I have an image with black text, and a white background. I would like to
set the white pixels to transparent. I worked out how to do this, but of
course it leaves me with a white halo around the text, where the border
pixels are almost white, but not quite.
In googling about this, I discovered