romandanylyk

AnimatorSet animatorSet = new AnimatorSet();
List<Animator> animatorList = ... //collection of ValueAnimator
animatorSet.playSequentially(animatorList);
animatorSet.start();

romandanylyk

//values are hardcoded for demo only

private ValueAnimator createAnimator() {
	PropertyValuesHolder propertyX = PropertyValuesHolder.ofInt(PROPERTY_X, 100, 300);
	PropertyValuesHolder propertyY = PropertyValuesHolder.ofInt(PROPERTY_Y, 100, 300);
	PropertyValuesHolder propertyAlpha = PropertyValuesHolder.ofInt(PROPERTY_ALPHA, 0, 255);

	ValueAnimator animator = new ValueAnimator();
	animator.setValues(propertyX, propertyY, propertyAlpha);
	animator.setDuration(2000);

romandanylyk

PropertyValuesHolder propertyRadius = PropertyValuesHolder.ofInt(PROPERTY_RADIUS, 0, 150);
PropertyValuesHolder propertyRotate = PropertyValuesHolder.ofInt(PROPERTY_ROTATE, 0, 360);

animator = new ValueAnimator();
animator.setValues(propertyRadius, propertyRotate);
animator.setDuration(2000);
animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
	@Override
	public void onAnimationUpdate(ValueAnimator animation) {
		radius = (int) animation.getAnimatedValue(PROPERTY_RADIUS);

romandanylyk

int radius; // at the beggining radius equals 0
@Override
protected void onDraw(Canvas canvas) {
   int viewWidth = getWidth() / 2;
   int viewHeight = getHeight() / 2;

   int leftTopX = viewWidth - 150;
   int leftTopY = viewHeight - 150;

   int rightBotX = viewWidth + 150;

romandanylyk

ValueAnimator animator = ValueAnimator.ofInt(0, 100);
animator.setDuration(2000);
animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
	@Override
	public void onAnimationUpdate(ValueAnimator animation) {
		int value = (int) animation.getAnimatedValue();
	}
});
animator.start();

romandanylyk

ValueAnimator animator = ValueAnimator.ofInt(0, 100);
animator.setDuration(1000);
animator.setInterpolator(new DecelerateInterpolator());
animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
  public void onAnimationUpdate(ValueAnimator animation) {
    int newRadius = (int) animation.getAnimatedValue();
  }
});
animator.start();

romandanylyk

int width;
if (widthMode == MeasureSpec.EXACTLY) {
  width = widthSize;
} else if (widthMode == MeasureSpec.AT_MOST) {
  width = Math.min(desiredWidth, widthSize);
} else {
  width = desiredWidth;
}

romandanylyk

protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
        int widthMode = MeasureSpec.getMode(widthMeasureSpec);
        int widthSize = MeasureSpec.getSize(widthMeasureSpec);
        int heightMode = MeasureSpec.getMode(heightMeasureSpec);
        int heightSize = MeasureSpec.getSize(heightMeasureSpec);
    }

romandanylyk

public PageIndicatorView(Context context, AttributeSet attrs) {
    super(context, attrs);
    TypedArray typedArray = getContext().obtainStyledAttributes(attrs, R.styleable.PageIndicatorView);
    int count = typedArray.getInt(R.styleable.PageIndicatorView_piv_count,0);
    typedArray.recycle();
}