android AVLoadingIndicatorView笔记
所有动画的常量值、顺序是从左往右按顺序的、从第一排开始
BallPulse
BallGridPulse
BallClipRotate
BallClipRotatePulse
SquareSpin
BallClipRotateMultiple
BallPulseRise
BallRotate
CubeTransition
BallZigZag
BallZigZagDeflect
BallTrianglePath
BallScale
LineScale
LineScaleParty
BallScaleMultiple
BallPulseSync
BallBeat
LineScalePulseOut
LineScalePulseOutRapid
BallScaleRipple
BallScaleRippleMultiple
BallSpinFadeLoader
LineSpinFadeLoader
TriangleSkewSpin
Pacman
BallGridBeat
SemiCircleSpin