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Watermark text on images

Posted by Peter Zhou 
Peter Zhou
Watermark text on images
November 01, 2018 02:58PM
Hi,

Which function in webdev/windev that can do watermark text on images ?

Regards,

Peter Zhou
Re: Watermark text on images
November 01, 2018 03:20PM
Peter,

More info is required I think.

It's very easy to watermark things when printing, but I'm assuming your requirement is more complex than that?

Regards,
Darren.
Re: Watermark text on images
November 01, 2018 03:46PM
The latest LST (114) has a nice example of that.

It basicly is a simple image-editor and uses the drawing functions like dText and dTextRtf to add a watermark to an image and then uses dSaveImagePNG to save it to a new file. It also has some other nice features like opacity, centring and so on. Also the option to add a watermark to a bunch of files in one run.


Off topic: but a undo/redo mechanism is also implemented. That could be usefull one of my projects. Have to study that one to see how it's done.

Arie
Peter Zhou
Re: Watermark text on images
November 02, 2018 03:28AM
DarrenF Wrote:
-------------------------------------------------------
> Peter,
>
> More info is required I think.
>
> It's very easy to watermark things when printing,
> but I'm assuming your requirement is more complex
> than that?

Hi Darren,

Basically the app will allow user to select image and apply watermark text ( user will enter some text for it to apply on image), then saved the image to a folder.

Regards,

Peter Zhou
Peter Zhou
Re: Watermark text on images
November 02, 2018 03:30AM
ArieM Wrote:
-------------------------------------------------------
> The latest LST (114) has a nice example of that.
>
> It basicly is a simple image-editor and uses the
> drawing functions like dText and dTextRtf to add a
> watermark to an image and then uses dSaveImagePNG
> to save it to a new file. It also has some other
> nice features like opacity, centring and so on.
> Also the option to add a watermark to a bunch of
> files in one run.
>
>
> Off topic: but a undo/redo mechanism is also
> implemented. That could be usefull one of my
> projects. Have to study that one to see how it's
> done.

Hi Arie,

Great ! I will check out the example in LST 114.
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