sonvp

class _TrianglePainter extends CustomPainter {
  final double lineSize;

  _TrianglePainter({this.lineSize = 16});
  @override
  void paint(Canvas canvas, Size size) {
    Path path = Path();
    path.moveTo(0, 0);
    path.lineTo(lineSize, 0);
    path.lineTo(lineSize / 2, tan(pi / 3) * lineSize / 2);

sonvp

1. Create Custom TextView.

public class TextViewDrawable extends android.support.v7.widget.AppCompatTextView {

    public TextViewDrawable(Context context, @Nullable AttributeSet attrs) {
        super(context, attrs);
    }


    /**

sonvp

In layout

        <SearchView
                android:id="@+id/searchView"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:theme="@style/ReminderTheme"
                />
        
 In Style

sonvp

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/lnContainer"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <LinearLayout

sonvp

public class SwipeRefreshLayoutToggleScrollListener extends RecyclerView.OnScrollListener {
    private int overallYScroll = 0;
    private GeneralSwipeRefreshLayout mSwipeLayout;

    public SwipeRefreshLayoutToggleScrollListener(GeneralSwipeRefreshLayout swipeLayout) {
        mSwipeLayout = swipeLayout;
    }

    @Override
    public void onScrolled(RecyclerView recyclerView, int dx, int dy) {

sonvp

//we have to keep current scroll value somewhere in our fragment
private int overallYScroll = 0;

recyclerView.setOnScrollListener(new RecyclerView.OnScrollListener() {
    @Override
    public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
        super.onScrolled(recyclerView, dx, dy);

        overallYScroll = overallYScroll + dy;