protected virtual void UpdateVisible()
{
this.canvasRenderer.cull = !m_Visible;
if (inLineImages != null)
{
int count = inLineImages.Count;
for (int i = 0; i < count; i++)
{
InLineImage item = inLineImages[i];
if (item.image != null)
{
bool cull = !m_Visible || item.cull;
if (cull != item.image.canvasRenderer.cull)
{
item.image.canvasRenderer.cull = cull;
if (!cull)
{
//不加这个重建在隐藏状态时有变化不会更新
CanvasUpdateRegistry.RegisterCanvasElementForGraphicRebuild(item.image);
}
}
}
}
}
}
public void ClearUnUsedInlineImage()
{
if (inLineImages != null)
{
int needCount = inLineCharindex.Count;
int count = inLineImages.Count;
for (int i = count - 1; i > 0; i--)
{
InLineImage item = inLineImages[i];
if (item.image != null && i >= needCount)
{
if (Application.isPlaying)
{
GameObject.Destroy(item.image.gameObject);
}
else
{
GameObject.DestroyImmediate(item.image.gameObject);
}
item.image = null;
}
if (item.image == null)
{
inLineImages.RemoveAt(i);
}
}
}
SetVerticesDirty();
m_FilterText = FilterRichText(m_Text);
}
private void SetInlineImageCull(int index, bool cull)
{
InLineImage item = inLineImages[index];
if (item.image == null)
{
return;
}
item.cull = cull;
if (cull != item.image.canvasRenderer.cull)
{
item.image.canvasRenderer.cull = cull;
if (!cull)
{
item.image.Rebuild(CanvasUpdate.PreRender);
}
}
}