frontAlign static method
Animation<Alignment>
frontAlign(
- AnimationController controller,
- Alignment beginAlign,
- Alignment baseAlign,
- double swipeEdge,
Implementation
static Animation<Alignment> frontAlign(
AnimationController controller,
Alignment beginAlign,
Alignment baseAlign,
double swipeEdge,
) {
double endX, endY;
///condition for swipe none ,left,right
if (_SwipeCardState.swipeable == SwipeDirection.none) {
endX = beginAlign.x > 0
? (beginAlign.x > swipeEdge ? beginAlign.x + 10.0 : baseAlign.x)
: (beginAlign.x < -swipeEdge ? beginAlign.x - 10.0 : baseAlign.x);
endY = beginAlign.x > 3.0 || beginAlign.x < -swipeEdge
? beginAlign.y
: baseAlign.y;
} else if (_SwipeCardState.swipeable == SwipeDirection.left) {
endX = beginAlign.x - swipeEdge;
endY = beginAlign.y + 0.5;
} else {
endX = beginAlign.x + swipeEdge;
endY = beginAlign.y + 0.5;
}
///applying tween animation
return new AlignmentTween(begin: beginAlign, end: new Alignment(endX, endY))
.animate(
new CurvedAnimation(parent: controller, curve: Curves.easeOut));
}