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added default swipe curve parameter in constructor #75

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added default swipe curve parameter in constructor #75

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3 changes: 2 additions & 1 deletion lib/src/animation/animation.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -23,14 +23,15 @@ extension _AnimationControllerX on AnimationController {
Animation<Offset> swipeAnimation({
required Offset startPosition,
required Offset endPosition,
required Curve curve,
}) {
return Tween<Offset>(
begin: startPosition,
end: endPosition,
).animate(
CurvedAnimation(
parent: this,
curve: const Cubic(0.7, 1, 0.73, 1),
curve: curve,
),
);
}
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10 changes: 10 additions & 0 deletions lib/src/swipable_stack.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,7 @@ class SwipableStack extends StatefulWidget {
this.allowVerticalSwipe = true,
Curve? cancelAnimationCurve,
Curve? rewindAnimationCurve,
Curve? swipeAnimationCurve,
this.swipeAnchor,
this.dragStartBehavior = DragStartBehavior.start,
this.hitTestBehavior = HitTestBehavior.deferToChild,
Expand All @@ -44,6 +45,8 @@ class SwipableStack extends StatefulWidget {
cancelAnimationCurve ?? _defaultCancelAnimationCurve,
rewindAnimationCurve =
rewindAnimationCurve ?? _defaultRewindAnimationCurve,
swipeAnimationCurve =
swipeAnimationCurve ?? _defaultSwipeAnimationCurve,
assert(0 <= viewFraction && viewFraction <= 1),
assert(0 <= horizontalSwipeThreshold && horizontalSwipeThreshold <= 1),
assert(0 <= verticalSwipeThreshold && verticalSwipeThreshold <= 1),
Expand Down Expand Up @@ -108,6 +111,9 @@ class SwipableStack extends StatefulWidget {
/// A curve to animate the card when rewinding the swipe.
final Curve rewindAnimationCurve;

/// default curve to animate the card when programatically swiping cards.
final Curve swipeAnimationCurve;

/// The [DragStartBehavior] of the swipes.
final DragStartBehavior dragStartBehavior;

Expand All @@ -134,6 +140,8 @@ class SwipableStack extends StatefulWidget {

static const _defaultStackClipBehaviour = Clip.hardEdge;

static final _defaultSwipeAnimationCurve = Cubic(0.7, 1, 0.73, 1);

static final _defaultCancelAnimationCurve = Sprung.custom(
damping: 17,
mass: 0.5,
Expand Down Expand Up @@ -669,6 +677,7 @@ class _SwipableStackState extends State<SwipableStack>
context: context,
swipeDirection: swipeDirection,
),
curve: widget.swipeAnimationCurve,
);

void animate() {
Expand Down Expand Up @@ -736,6 +745,7 @@ class _SwipableStackState extends State<SwipableStack>
context: context,
swipeDirection: swipeDirection,
),
curve: widget.swipeAnimationCurve,
);

void animate() {
Expand Down