AW: Best practise approach for artwork for iOS and Android?

J. Landman Gay jacque at
Tue Jun 12 11:29:25 EDT 2018

You may be right, I should have said to double the size. The idea is to 
give LC more pixels to work with when it scales the card content. But LC is 
pretty good at scaling, so starting with the originals may work fine.

Jacqueline Landman Gay | jacque at
HyperActive Software |
On June 12, 2018 2:03:31 AM Tiemo Hollmann TB via use-livecode 
<use-livecode at> wrote:

> Hi Jacque,
> I thought the dpi only reflects at print, because any screen has it's fixed
> pixels. I think an image 800x600 with 144 dpi looks identical on any screen,
> as an image 800x600 with 72 dpi because in both cases 800x600 screen pixels
> are being used and there is nothing between the pixels. Or don't I see
> anything here?
> But perhaps I really hould try to start the project with the old 800x600
> images, as you and also Kee Nethery pointed out. In this case I am not sure
> what would give the better quality in point-of-view resolution. Importing
> the original old 800x600 images into LiveCode and let the LiveCode engine
> stretch (not distore) the images to a full screen size (with white space on
> some edges at some disply sizes), or would photoshop make a better job in
> interpolating pixels, if I would enlarge all images in photoshop to lets say
> 2732x2014 (or even 3200x2400) and let the LiveCode engine shrink the images
> to fit each screen.
> Tiemo
> -----Ursprüngliche Nachricht-----
> Von: use-livecode [mailto:use-livecode-bounces at] Im Auftrag
> von J. Landman Gay via use-livecode
> Gesendet: Montag, 11. Juni 2018 21:58
> An: How to use LiveCode <use-livecode at>
> Cc: J. Landman Gay <jacque at>
> Betreff: Re: Best practise approach for artwork for iOS and Android?
> I would bulk-convert all the images to a higher resolution, perhaps 144dpi.
> On Mac, Graphic Converter can batch process these in seconds, and I am sure
> there are other programs that do the same on both Mac and Windows. Use these
> higher-resolution images in your project.
> On mobile, use fullScreenMode "showAll", which will automatically adjust the
> display to fit any resolution and screen size on both iOS and Android.
> Depending on the original card size, some edges will either be cropped or
> empty space will be added. There are ways around this, mainly by displaying
> an image at a larger size than the (original) card size.
> There was a bug in the showAll fullscreenmode when navigating cards, but
> that has just been fixed and will be in the next 9.0 release. There are also
> workarounds for this right now if you don't want to wait.
> This is a quick process that doesn't take much time because you won't have
> to adjust every image.
> On 6/11/18 3:54 AM, Tiemo Hollmann TB via use-livecode wrote:
>> Hi,
>> I have three old windows program (going back to the 90th), designed
>> for children, which are based on "full window" image backgrounds
>> (douzends of cards, each with another background image) and lots of small
> detail images.
>> Up to now I have only developed LiveCode for Windows and MacOS, no
>> experience yet with iOS and Android development. I try to evaluate the
>> work load to redevelop those old windows programs for mobile and one
>> general question before I start is the art work. Since the old art
>> work has a size about 800x600 by 72dpi, I obviously would need to let
>> redesign all art work for the todays resolutions, which would be a
>> pretty costly part of the project and probably the go or nogo for the
> whole project.
>> Since there are so many different screen sizes, resolutions and aspect
>> ratios on iOS and Android, I wonder how to cover all those variants
>> technically in LiveCode and basically from the art work side. E.g.
>> which size and ratio I would have to let create the "master" images by
>> the artist (to be also on the safe side for the next years)?
>> Since I can't let design for each ratio a different master image for
>> each card, I probably would have to distort the "master" image to each
>> different screen size (app only for tablets in landscape mode)? Could
>> I let make the OS the distortion of one background image per card in
>> LiveCode, or would I need to import and assign different images (which
>> I have distored in photoshop before) for each screen size in each
>> card? Additionally I would need to create douzends of polygons as
>> clickable objects, above each image for small parts of it, where I am
>> not sure, if they would keep their exact target area, when the background
> image will be distort - probably not.
>> Up to now it looks to me as a never ending story, but perhaps I don't
>> see a good approach
>> Any experience or pointers to a how to are very welcome.
> --
> Jacqueline Landman Gay         |     jacque at
> HyperActive Software           |
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