public void Apply()
{
var canvas = uiCanvas.Canvas;
var canvasScaler = UnityUtility.GetComponent <CanvasScaler>(uiCanvas);
Canvas.ForceUpdateCanvases();
var enable = canvasScaler.uiScaleMode == CanvasScaler.ScaleMode.ScaleWithScreenSize;
UnityUtility.SetActive(gameObject, enable);
if (!enable)
{
return;
}
uiCanvas.ModifyCanvasScaler();
var canvasRectTransform = UnityUtility.GetComponent <RectTransform>(canvas.gameObject);
LayoutRebuilder.ForceRebuildLayoutImmediate(canvasRectTransform);
var letterBoxSize = new Vector2()
{
x = (canvasRectTransform.GetWidth() - canvasScaler.referenceResolution.x) * 0.5f,
y = (canvasRectTransform.GetHeight() - canvasScaler.referenceResolution.y) * 0.5f,
};
var fitVertical = canvasScaler.matchWidthOrHeight == 1;
if (statusBar != null)
{
UnityUtility.SetActive(statusBar.gameObject, 0 < StatusBarHeight);
statusBar.sizeDelta = Vector.SetY(statusBar.sizeDelta, StatusBarHeight);
}
if (top != null)
{
UnityUtility.SetActive(top.gameObject, !fitVertical);
if (!fitVertical)
{
top.anchorMin = new Vector2(0f, 1f);
top.anchorMax = new Vector2(1f, 1f);
top.anchoredPosition = Vector2.zero;
top.offsetMax = Vector.SetY(top.offsetMax, 0);
top.sizeDelta = new Vector2(0f, letterBoxSize.y + StatusBarHeight);
}
}
if (bottom != null)
{
UnityUtility.SetActive(bottom.gameObject, !fitVertical);
if (!fitVertical)
{
bottom.anchorMin = new Vector2(0f, 0f);
bottom.anchorMax = new Vector2(1f, 0f);
bottom.anchoredPosition = Vector2.zero;
bottom.offsetMax = Vector.SetY(bottom.offsetMax, 0);
bottom.sizeDelta = new Vector2(0f, letterBoxSize.y);
}
}
if (left != null)
{
UnityUtility.SetActive(left.gameObject, fitVertical);
if (fitVertical)
{
left.anchorMin = new Vector2(0f, 0f);
left.anchorMax = new Vector2(0f, 1f);
left.anchoredPosition = Vector2.zero;
left.offsetMax = Vector.SetY(left.offsetMax, 0);
left.sizeDelta = new Vector2(letterBoxSize.x, 0f);
}
}
if (right != null)
{
UnityUtility.SetActive(right.gameObject, fitVertical);
if (fitVertical)
{
right.anchorMin = new Vector2(1f, 0f);
right.anchorMax = new Vector2(1f, 1f);
right.anchoredPosition = Vector2.zero;
right.offsetMax = Vector.SetY(right.offsetMax, 0);
right.sizeDelta = new Vector2(letterBoxSize.x, 0f);
}
}
}
private IEnumerator ApplyInternal()
{
var canvasScaler = UnityUtility.GetComponent <CanvasScaler>(canvas.gameObject);
var enable = canvasScaler.uiScaleMode == CanvasScaler.ScaleMode.ScaleWithScreenSize;
UnityUtility.SetActive(gameObject, enable);
if (!enable)
{
yield break;
}
canvas.ModifyCanvasScaler();
var canvasRectTransform = UnityUtility.GetComponent <RectTransform>(canvas.gameObject);
// CanvasScalerの値が適用されない為1フレーム待つ.
yield return(null);
var letterBoxSize = new Vector2()
{
x = (canvasRectTransform.GetWidth() - canvasScaler.referenceResolution.x) * 0.5f,
y = (canvasRectTransform.GetHeight() - canvasScaler.referenceResolution.y) * 0.5f,
};
var fitVertical = canvasScaler.matchWidthOrHeight == 1;
if (statusBar != null)
{
UnityUtility.SetActive(statusBar.gameObject, 0 < StatusBarHeight);
statusBar.sizeDelta = Vector.SetY(statusBar.sizeDelta, StatusBarHeight);
}
if (top != null)
{
UnityUtility.SetActive(top.gameObject, !fitVertical);
if (!fitVertical)
{
top.anchorMin = new Vector2(0f, 1f);
top.anchorMax = new Vector2(1f, 1f);
top.anchoredPosition = Vector2.zero;
top.offsetMax = Vector.SetY(top.offsetMax, 0);
top.sizeDelta = new Vector2(0f, letterBoxSize.y + StatusBarHeight);
}
}
if (bottom != null)
{
UnityUtility.SetActive(bottom.gameObject, !fitVertical);
if (!fitVertical)
{
bottom.anchorMin = new Vector2(0f, 0f);
bottom.anchorMax = new Vector2(1f, 0f);
bottom.anchoredPosition = Vector2.zero;
bottom.offsetMax = Vector.SetY(bottom.offsetMax, 0);
bottom.sizeDelta = new Vector2(0f, letterBoxSize.y);
}
}
if (left != null)
{
UnityUtility.SetActive(left.gameObject, fitVertical);
if (fitVertical)
{
left.anchorMin = new Vector2(0f, 0f);
left.anchorMax = new Vector2(0f, 1f);
left.anchoredPosition = Vector2.zero;
left.offsetMax = Vector.SetY(left.offsetMax, 0);
left.sizeDelta = new Vector2(letterBoxSize.x, 0f);
}
}
if (right != null)
{
UnityUtility.SetActive(right.gameObject, fitVertical);
if (fitVertical)
{
right.anchorMin = new Vector2(1f, 0f);
right.anchorMax = new Vector2(1f, 1f);
right.anchoredPosition = Vector2.zero;
right.offsetMax = Vector.SetY(right.offsetMax, 0);
right.sizeDelta = new Vector2(letterBoxSize.x, 0f);
}
}
}