package com.reactnativenavigation.views;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.TransitionDrawable;
public class TitleBarBackground extends TransitionDrawable {
private static final int DURATION = 200;
private enum DrawableType {Translucent, Solid}
private DrawableType displayedDrawable = DrawableType.Translucent;
public TitleBarBackground(Drawable... drawables) {
super(drawables);
setCrossFadeEnabled(true);
}
public void showTranslucentBackground() {
if (displayedDrawable == DrawableType.Translucent) {
return;
}
displayedDrawable = DrawableType.Translucent;
reverseTransition(DURATION);
}
public void showSolidBackground() {
if (displayedDrawable == DrawableType.Solid) {
return;
}
displayedDrawable = DrawableType.Solid;
startTransition(DURATION);
}
}