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Added support for value interpolation

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This commit is contained in:
Richard Davey 2022-08-23 15:21:32 +01:00
parent bec14fbac1
commit e845dc207f
1 changed files with 17 additions and 5 deletions
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22
src/tweens/builders/GetValueOp.js
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@ -50,7 +50,7 @@ function hasGetters (def)
*
* A function can be provided to allow greater control over the end value; it will receive the target
* object being tweened, the name of the property being tweened, and the current value of the property
* as its arguments.
* as its arguments and must return a value.
*
* If both the starting and the ending values need to be controlled, an object with `getStart` and `getEnd`
* callbacks, which will receive the same arguments, can be provided instead. If an object with a `value`
@ -91,6 +91,18 @@ var GetValueOp = function (key, propertyValue)
return propertyValue;
};
}
else if (Array.isArray(t))
{
// props: {
// x: [ 400, 300, 200 ],
// y: [ 10, 500, 10 ]
// }
getEnd = function (target, key, value, targetIndex, totalTargets, tween, tweenData)
{
return tweenData.interpolation(propertyValue, tweenData.progress);
};
}
else if (t === 'string')
{
// props: {
@ -145,7 +157,7 @@ var GetValueOp = function (key, propertyValue)
// The same as setting just the getEnd function and no getStart
// props: {
// x: function (target, key, value, targetIndex, totalTargets, tween) { return value + 50); },
// x: function (target, key, value, targetIndex, totalTargets, tween, tweenData) { return value + 50); },
// }
getEnd = propertyValue;
@ -157,19 +169,19 @@ var GetValueOp = function (key, propertyValue)
/*
x: {
// Called the moment Tween is active. The returned value sets the property on the target immediately.
getActive: function (target, key, value, targetIndex, totalTargets, tween)
getActive: function (target, key, value, targetIndex, totalTargets, tween, tweenData)
{
return value;
},
// Called at the start of the Tween. The returned value sets what the property will be at the END of the Tween.
getEnd: function (target, key, value, targetIndex, totalTargets, tween)
getEnd: function (target, key, value, targetIndex, totalTargets, tween, tweenData)
{
return value;
},
// Called at the end of the Tween. The returned value sets what the property will be at the START of the Tween.
getStart: function (target, key, value, targetIndex, totalTargets, tween)
getStart: function (target, key, value, targetIndex, totalTargets, tween, tweenData)
{
return value;
}