CircleColorImageView.java 文件源码

public CircleColorImageView(Context context, AttributeSet attrs, int defStyleAttr) {
  super(context, attrs, defStyleAttr);

  int circleColor = Color.WHITE;

  if (attrs != null) {
    TypedArray typedArray = context.getTheme().obtainStyledAttributes(attrs, R.styleable.CircleColorImageView, 0, 0);
    circleColor = typedArray.getColor(R.styleable.CircleColorImageView_circleColor, Color.WHITE);
    typedArray.recycle();
  }

  Drawable circle = context.getResources().getDrawable(R.drawable.circle_tintable);
  circle.setColorFilter(circleColor, PorterDuff.Mode.SRC_IN);

  setBackgroundDrawable(circle);
}