A Toggling Add/Remove button

    <cdflynn.android.library.crossview.CrossView
        android:id="@+id/sample_cross_view"
        android:layout_width="50dp"
        android:layout_height="50dp"
        android:padding="14dp"
        android:background="@drawable/cross_view_selector"
        app:lineColor="@android:color/black"/>

    private final View.OnClickListener mCrossViewClickListener = new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            mCrossView.toggle();
        }
    };

mCrossView.plus();

mCrossView.cross();

mCrossView.cross(0l);

mCrossView.toggle(150l);

mCrossView.plus(200l);

repositories {
    maven { url "https://jitpack.io" }
}

dependencies {
    compile 'com.github.cdflynn:crossview:v1.0.1'
}