MeasuringText.java

// original link https://chrisbanes.me/posts/measuring-text/

public void drawTextOnCenterOfBounds() {
 
  int mTextWidth, mTextHeight; // Our calculated text bounds
  Paint mTextPaint = new Paint();

  // Now lets calculate the size of the text
  Rect textBounds = new Rect();
  mTextPaint.getTextBounds(mText, 0, mText.length(), textBounds);
  mTextWidth = mTextPaint.measureText(mText); // Use measureText to calculate width
  mTextHeight = textBounds.height(); // Use height from getTextBounds()

  // Later when you draw...
  canvas.drawText(mText, // Text to display
          mBounds.centerX() - (mTextWidth / 2f),
          mBounds.centerY() + (mTextHeight / 2f),
          mTextPaint
  );
  
}