android - How to fit image in full screen in ImageViewTouch -

i using [imageviewtouch][1] library zoom image instead of imageview.

<it.sephiroth.android.library.imagezoom.imageviewtouch            android:id="@+id/imageweb"            android:layout_width="fill_parent"            android:layout_height="fill_parent"             android:adjustviewbounds="true"            android:background="@drawable/bg_loading"            android:scaletype="fitcenter" /> 

i want load image on imageviewtouch control , width of image auto fits screen. how fit width , height both mobile screen?

here when 3 times double tap means in 1st time zoomed in 2nd time in 3rd times fits height , width of the device screen why not fit @ time of first time.

but not loaded fit height , width @ first time.? please me sort out issue.

i used library classes may have change here thing.

1) [first][2] 2) [second][3]  

please check screenshots :

when first time loaded automatically :

after 3 times double tap means here first , second time zoom , 3rd time fits why not fitted @ time of first time when imageview loaded image.

i tried below answers not works.

thank support

in it.sephirot.android.library.imagezoom.imageviewtouchbase change line

protected displaytype mscaletype = displaytype.fit_if_bigger; 

in

protected displaytype mscaletype = displaytype.fit_to_screen;