IEnumerator ShowPictureSub(string path, bool assignPosition, Vector2 position, float scale, bool autoMatch)
{
Image image;
if (_picture == null)
{
var go = new GameObject();
go.name = "Picture";
image = go.AddComponent <Image>();
_picture = go.transform as RectTransform;
_picture.SetParent(SwitchTransform);
_picture.localScale = Vector3.one;
}
else
{
image = _picture.GetComponent <Image>();
}
if (assignPosition)
{
_picture.gameObject.SetActive(false);
yield return(null);
Sprite sprite = ResourceLoadUtils.Load <Sprite>(Path.Combine("Framework/Core/Tutorial/Display", path));
image.sprite = sprite;
Vector2 spriteSize = new Vector2(sprite.texture.width * scale, sprite.texture.height * scale);
if (autoMatch)
{
var oldSize = spriteSize;
spriteSize = UIUtils.CalculateAutoMatchedSize(spriteSize);
var anchorX = Mathf.Clamp01((position.x + spriteSize.x * .5f) / spriteSize.x);
var adjust = UIUtils.CalculateAutoMatchedDeltaX() - (spriteSize.x - oldSize.x) * .5f;
position.x -= (1f - anchorX * 2f) * adjust;
}
UIUtils.SetScreenPosition(ref _picture, GetCanvas(), position);
_picture.sizeDelta = spriteSize;
}
_picture.gameObject.SetActive(true);
EnableParentCanvasRaycaster(_picture);
}