fix ArithmeticException in CameraPreview

[lterminiello]

In version 3.6.0 of the lib, we had crashes of ArithmeticException, since we assume that the view has not yet finished drawing and the previewSized method is called

link Issue #334
link Issue #409

[teolemon]

@rkistner does the solution look good to you ?

[rkistner]

I haven't yet been able to confirm whether this will fully fix the issue; will need to spend more time on this.

[DevFranck]

Hi @rkistner . I use this beautiful library, but this problem bothers me. Do you intend to merge these patches? Is this library still maintained?
Is there a planned date for version 3.7.0 ?

[ethanwa]

Hi @rkistner . I use this beautiful library, but this problem bothers me. Do you intend to merge these patches? Is this library still maintained?
Is there a planned date for version 3.7.0 ?

I second this. When can your latest changes be merged?

[rkistner]

Sorry for the delay, I will look into this and do a new release over the next couple of days.

[DevFranck]

Sorry for the delay, I will look into this and do a new release over the next couple of days.

No problem @rkistner . I am looking forward to the new version :)

[maggialejandro-rp]

Hi @rkistner
Could this path be released in a 3.6.x version? As our project could not me upgraded to support min sdk 24 right now.
Thanks!

[rkistner]

@maggialejandro-rp You can still use version 4.0.2 with SDK 14. See the instructions here: https://github.com/journeyapps/zxing-android-embedded/blob/master/README.md#zxing-android-embedded

Just make sure to test properly.