UITweenSize

A size control add-on for UITween

🚧 Requires UITween 🚧
You can get it free here in the official unity store

Goal

This repository aims to add the possibility to animate the size of the object instead of the scale as default.

Disclaimer

UITweenSize is not affiliated with, supported or endorsed by the UITween asset by Adi Zhavo

Use

After importing the asset, modify the following scripts:

EasyTween.cs

Add line 82

public void SetAnimationSize(Vector3 StartSize, Vector3 EndSize, AnimationCurve EntryTween, AnimationCurve ExitTween)
{
    currentAnimationGoing.SetAnimationSize(StartSize, EndSize, EntryTween, ExitTween);
}

EditorUITween.cs

Add line 22

private bool sizeEnabled;

Add line 57

EditorSize();

Modify line 83

if (positionEnabled || rotationEnabled || scaleEnabled || sizeEnabled || tweenScript.animationParts.FadePropetiesAnim.IsFadeEnabled()) ...

Modify line 93

if (positionEnabled || rotationEnabled || scaleEnabled || sizeEnabled) ...

Modify line 109

if (positionEnabled || rotationEnabled || scaleEnabled || sizeEnabled || tweenScript.animationParts.FadePropetiesAnim.IsFadeEnabled()) ...

Add line 128

tweenScript.animationParts.SizePropetiesAnim.StartSize = selectedTransform.sizeDelta;

Add line 138

tweenScript.animationParts.SizePropetiesAnim.EndSize = selectedTransform.sizeDelta;

Add line 154

if (tweenScript.animationParts.SizePropetiesAnim.IsSizeEnabled())
        selectedTransform.sizeDelta = tweenScript.animationParts.SizePropetiesAnim.StartSize;

Add line 178

if (tweenScript.animationParts.SizePropetiesAnim.IsSizeEnabled())
        selectedTransform.sizeDelta = tweenScript.animationParts.SizePropetiesAnim.EndSize;

Add line 304

void EditorSize()
{
    tweenScript.animationParts.SizePropetiesAnim.SetSizeEnable(EditorGUILayout.BeginToggleGroup("Size Animation",
    tweenScript.animationParts.SizePropetiesAnim.IsSizeEnabled()));
    sizeEnabled = tweenScript.animationParts.SizePropetiesAnim.IsSizeEnabled();

    if (sizeEnabled)
    {
        tweenScript.animationParts.SizePropetiesAnim.StartSize = EditorGUILayout.Vector3Field("Start Size", tweenScript.animationParts.SizePropetiesAnim.StartSize);
        tweenScript.animationParts.SizePropetiesAnim.EndSize = EditorGUILayout.Vector3Field("End Size", tweenScript.animationParts.SizePropetiesAnim.EndSize);
        EditorGUILayout.BeginHorizontal();

        if (tweenScript.animationParts.SizePropetiesAnim.TweenCurveEnterSize == null)
        {
            tweenScript.animationParts.SizePropetiesAnim.TweenCurveEnterSize = new AnimationCurve();
        }
        if (tweenScript.animationParts.SizePropetiesAnim.TweenCurveExitSize == null)
        {
            tweenScript.animationParts.SizePropetiesAnim.TweenCurveExitSize = new AnimationCurve();
        }

        tweenScript.animationParts.SizePropetiesAnim.TweenCurveEnterSize = EditorGUILayout.CurveField("Start Tween Size",
            tweenScript.animationParts.ScalePropetiesAnim.TweenCurveEnterScale);

        EditorGUILayout.Space();

        tweenScript.animationParts.SizePropetiesAnim.TweenCurveExitSize = EditorGUILayout.CurveField("Exit Tween Size",
            tweenScript.animationParts.SizePropetiesAnim.TweenCurveExitSize);

        EditorGUILayout.EndHorizontal();
        EditorGUILayout.Space();
    }
    EditorGUILayout.EndToggleGroup();
}

UITween.cs

Add line 64

if (animationPart.SizePropetiesAnim.IsSizeEnabled())
{
    SizeAnimation(rectTransform, percentage);
}

Add line 147

if (animationPart.SizePropetiesAnim.IsSizeEnabled())
{
    SetCurrentAnimSize(animationPart.SizePropetiesAnim.TweenCurveEnterSize,
        animationPart.SizePropetiesAnim.StartSize,
        animationPart.SizePropetiesAnim.EndSize);
}

Add line 200

if (animationPart.SizePropetiesAnim.IsSizeEnabled())
{
    SetCurrentAnimSize(animationPart.SizePropetiesAnim.TweenCurveExitSize,
        animationPart.SizePropetiesAnim.EndSize,
        animationPart.SizePropetiesAnim.StartSize);
}

Add line 230

public void SetAnimationSize(Vector2 StartSize, Vector2 EndSize, AnimationCurve EntryTween, AnimationCurve ExitTween)
{
    animationPart.SizePropetiesAnim.StartSize = StartSize;
    animationPart.SizePropetiesAnim.SetSizeEnable(true);
    animationPart.SizePropetiesAnim.EndSize = EndSize;
    animationPart.SizePropetiesAnim.SetAnimationsCurve(EntryTween, ExitTween);
}

Add line 303

#region SizeAnim

private AnimationCurve currentAnimationCurveSize;
private Vector3 currentStartSize;
private Vector3 currentEndSize;

public void SetCurrentAnimSize(AnimationCurve currentAnimationCurveSize, Vector3 currentStartSize, Vector3 currentEndSize)
{
    this.currentAnimationCurveSize = currentAnimationCurveSize;
    this.currentStartSize = currentStartSize;
    this.currentEndSize = currentEndSize;
}

public void SizeAnimation(RectTransform _rectTransform, float _counterTween)
{
    float evaluatedValue = currentAnimationCurveSize.Evaluate(_counterTween);
    Vector3 valueAdded = (currentEndSize - currentStartSize) * evaluatedValue;
    _rectTransform.sizeDelta = currentStartSize + valueAdded;
}

#endregion

Add line 521

[System.Serializable]
public class SizePropetiesAnim
{
    #region  SizeEditor

    [SerializeField]
    [HideInInspector]
    private bool sizeEnabled;

    public void SetSizeEnable(bool enabled)
    {
        sizeEnabled = enabled;
    }

    public bool IsSizeEnabled()
    {
        return sizeEnabled;
    }

    [HideInInspector]
    public AnimationCurve TweenCurveEnterSize;
    [HideInInspector]
    public AnimationCurve TweenCurveExitSize;
    [HideInInspector]
    public Vector3 StartSize;
    [HideInInspector]
    public Vector3 EndSize;

    public void SetAnimationsCurve(AnimationCurve EntryTween, AnimationCurve ExitTween)
    {
        TweenCurveEnterSize = EntryTween;
        TweenCurveExitSize = ExitTween;
    }

  #endregion
}

Add line 693

#region SizeEditor

[HideInInspector]
public SizePropetiesAnim SizePropetiesAnim = new SizePropetiesAnim();

#endregion

License

UITweenSize is available under the MIT license. See the LICENSE file for more info.