bool SetScrollData(Size viewport, Size extent, Vector offset)
{
bool ok = viewport.IsClose(scrollViewport) && extent.IsClose(scrollExtent) && offset.IsClose(scrollOffset);
if (!ok) {
scrollViewport = viewport;
scrollExtent = extent;
SetScrollOffset(offset);
OnScrollChange();
return true;
}
return false;
}
bool SetScrollData(Size viewport, Size extent, Vector offset)
{
if (!(viewport.IsClose(this.scrollViewport)
&& extent.IsClose(this.scrollExtent)
&& offset.IsClose(this.scrollOffset)))
{
this.scrollViewport = viewport;
this.scrollExtent = extent;
SetScrollOffset(offset);
this.OnScrollChange();
return true;
}
return false;
}