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Merge pull request #58 from rive-app/fix_28

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Ensure last frame is applied
This commit is contained in:
Luigi Rosso
2021-02-14 10:16:20 -08:00
committed by GitHub
parent 27a1e829d7 b408692f79
commit 1fd6375e28
1 changed files with 21 additions and 2 deletions
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23
lib/src/controllers/simple_controller.dart
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@ -12,6 +12,7 @@ class SimpleAnimation extends RiveAnimationController<RuntimeArtboard> {
LinearAnimationInstance _instance;
final String animationName;
bool _stopOnNextApply = false;
// Controls the level of mix for the animation, clamped between 0 and 1
double _mix;
@ -36,9 +37,27 @@ class SimpleAnimation extends RiveAnimationController<RuntimeArtboard> {
@override
void apply(RuntimeArtboard artboard, double elapsedSeconds) {
_instance.animation.apply(_instance.time, coreContext: artboard, mix: mix);
if (!_instance.advance(elapsedSeconds)) {
if (_stopOnNextApply) {
isActive = false;
}
// We apply before advancing. So we want to stop rendering only once the
// last advanced frame has been applied. This means tracking when the last
// frame is advanced, ensuring the next apply happens, and then finally
// stopping playback. We do this by tracking _stopOnNextApply making sure to
// reset it when the controller is re-activated. Fixes #28 and should help
// with issues #51 and #56.
_instance.animation.apply(_instance.time, coreContext: artboard, mix: mix);
if (!_instance.advance(elapsedSeconds)) {
_stopOnNextApply = true;
}
}
@override
void onActivate() {
// We override onActivate to reset stopOnNextApply. This ensures that when
// the controller is re-activated after stopping, it doesn't prematurely
// stop itself.
_stopOnNextApply = false;
}
}