I think this only works if your images are in a LinearLayout.:
*LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(width,
newH);*
Maybe change LinearLayout to *GridView*?
On Monday, March 18, 2013 12:51:58 PM UTC-5, user123 wrote:
>
> Yes, sorry, it was in the original code, and I removed it before pasting
> here (thought it could be unnecessary)
>
> the line is
>
> double factor = loadedBitmap.getWidth() / (loadedBitmap.getHeight() * 1d);
>
> Am Montag, 18. März 2013 18:08:56 UTC+1 schrieb bob:
>>
>> Shouldn't you convert the getWidth() and getHeight() to *double*s before
>> your division?
>>
>> Thanks.
>>
>>
>>
>> On Monday, March 18, 2013 9:41:26 AM UTC-5, user123 wrote:
>>>
>>> I 4 - colums grid where the items are an image on top and bellow a
>>> textview. The image fills all the available width - no padding or anything.
>>>
>>> My images will all have exactly the same size.
>>>
>>> Now I want that the height of the view adjusts to the width - to keep
>>> the images proportional. AFAIK this is not possible with Android's scaling
>>> types. So I put this code after I load the bitmap (it's feched from the
>>> web):
>>>
>>> imageView.post(new Runnable() {
>>> @Override
>>> public void run() {
>>> double factor = loadedBitmap.getWidth() /
>>> (loadedBitmap.getHeight());
>>>
>>> int width = imageView.getWidth();
>>>
>>> int newH = (int)(width * factor);
>>> LinearLayout.LayoutParams params = new
>>> LinearLayout.LayoutParams(width, newH);
>>> imageView.setLayoutParams(params);
>>> //convertViewFinal.invalidate(); //doesn't help
>>> //convertViewFinal.requestLayout(); //doesn't
>>> help
>>> }
>>> });
>>>
>>> It works for most of the images, but on some, it doesn't show any image
>>> (the imageview looks like GONE), and in some cases this also breaks the
>>> grid layout. Why is it? I know that the bitmaps are fine, because, in my
>>> testing application, I loop through the same bitmaps many times - they
>>> appear after x items in the grid again, and they are fine. And each time I
>>> load the grid, different items have the problem.
>>>
>>
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