Created
March 21, 2020 09:30
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Animation which never finishes
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const { state, offsetY, translationY, velocityY } = useMemoOne( | |
() => ({ | |
state: new Value(State.UNDETERMINED), | |
offsetY: new Value<number>(0), | |
translationY: new Value<number>(0), | |
velocityY: new Value<number>(0) | |
}), | |
[] | |
); | |
const gestureHandler = onGestureEvent({ | |
state, | |
translationY, | |
velocityY | |
}); | |
useCode(() => { | |
return set(taskPanelAnimation.endPosition, showChartWithOptions ? 0 : 256); | |
}, [showChartWithOptions, taskPanelAnimation]); | |
useCode(() => { | |
const clock = new Clock(); | |
const animationState = { | |
finished: new Value(0), | |
position: new Value(0), | |
velocity: new Value(0), | |
time: new Value(0) | |
}; | |
const config = { | |
damping: new Value(10), | |
mass: new Value(1), | |
stiffness: new Value(100), | |
overshootClamping: new Value(0), | |
restSpeedThreshold: new Value(0.001), | |
restDisplacementThreshold: new Value(0.001), | |
toValue: new Value(256) | |
}; | |
return block([ | |
// startClock(clock), | |
// spring(clock, animationState, config), | |
cond( | |
and(eq(state, State.END), not(clockRunning(clock))), | |
[startClock(clock), spring(clock, animationState, config)] | |
// [set(state.position, startPosition)] | |
), | |
// cond(or(eq(state.finished, 1), eq(state.position, config.toValue)), [ | |
// stopClock(clock) | |
// // set(offset, add(offset, value)) | |
// ]), | |
cond(eq(animationState.finished, 1), [ | |
stopClock(clock) | |
// set(offset, add(offset, value)) | |
]), | |
// debug('clock: ', clock), | |
debug('is clock running: ', clockRunning(clock)), | |
// debug('start position: ', startPosition), | |
// debug('end position: ', endPosition), | |
// debug('gesture state: ', state), | |
debug('[spring] finished: ', animationState.finished), | |
debug('[spring] position: ', animationState.position), | |
set(translationY, animationState.position) | |
// cond(eq(clockRunning(clock), 1), [state.position], [startPosition]) | |
// state.position | |
]); | |
}, [state]); |
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