bitmap - How to set size of nine-patch drawable programmatically in android -

bitmap - How to set size of nine-patch drawable programmatically in android -

this how can resize normal bitmap drawable

drawable d = getresources().getdrawable(r.drawable.error); bitmap bm = ((bitmapdrawable)d).getbitmap(); error_indicator = new bitmapdrawable(getresources(), bm.createscaledbitmap(bm, 50, 50, true));

but want know how resize 9 patch drawable. since above code doesnt works me giving me classcastexception saying ninepatchdrawable cannot cast bitmapdrawable.

this nine-patch drawable(hdpi).i have other resolutions icons too

draw 9-patch tool screenshot

app screenshot

android bitmap android-drawable nine-patch