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Set simulation tolerance field

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This commit is contained in:
Hans Muller 2015-09-22 15:08:13 -07:00
parent 720a913e10
commit abd7059ffa
1 changed files with 4 additions and 4 deletions
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8
packages/flutter/lib/src/animation/scroll_behavior.dart
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@ -108,11 +108,11 @@ Simulation _createDefaultScrollSimulation(double position, double velocity, doub
// destiniation scroll offset.
double endDistance = 0.5 * sky.view.devicePixelRatio;
Tolerance tolerance = new Tolerance(velocity: endVelocity, distance: endDistance);
SpringDescription spring = new SpringDescription.withDampingRatio(mass: 1.0, springConstant: 170.0, ratio: 1.1);
return new ScrollSimulation(
position, startVelocity, minScrollOffset, maxScrollOffset, spring, _kScrollDrag, tolerance);
ScrollSimulation simulation =
new ScrollSimulation(position, startVelocity, minScrollOffset, maxScrollOffset, spring, _kScrollDrag)
..tolerance = new Tolerance(velocity: endVelocity, distance: endDistance);
return simulation;
}
/// A scroll behavior that lets the user scroll beyond the scroll bounds with some resistance