void WidgetLayout::Update()
{
RectF parentWorldRect;
Vec2F parentWorldPosition;
if (mData->owner->mParentWidget)
{
parentWorldRect = mData->owner->mParentWidget->mChildrenWorldRect;
RectF notWidgetWorldRect = mData->owner->mParentWidget->transform->mData->worldRectangle;
parentWorldPosition = notWidgetWorldRect.LeftBottom() +
mData->owner->mParentWidget->transform->mData->pivot*notWidgetWorldRect.Size();
}
else if (mData->owner->mParent)
{
parentWorldRect = mData->owner->mParent->transform->mData->worldRectangle;
parentWorldPosition = parentWorldRect.LeftBottom() +
mData->owner->mParent->transform->mData->pivot*parentWorldRect.Size();
}
RectF worldRectangle(parentWorldRect.LeftBottom() + mData->offsetMin + mData->anchorMin*parentWorldRect.Size(),
parentWorldRect.LeftBottom() + mData->offsetMax + mData->anchorMax*parentWorldRect.Size());
mData->size = worldRectangle.Size();
mData->position = worldRectangle.LeftBottom() - parentWorldPosition + mData->size*mData->pivot;
(this->*mCheckMinMaxFunc)();
FloorRectangle();
UpdateRectangle();
UpdateTransform();
UpdateWorldRectangleAndTransform();
mData->updateFrame = mData->dirtyFrame;
if (mData->owner)
{
mData->owner->mChildrenWorldRect = mData->worldRectangle;
mData->owner->OnTransformUpdated();
}
}
void WidgetLayout::SetRect(const RectF& rect)
{
RectF parentRect = GetParentRectangle();
RectF parentAnchoredRect(parentRect.Size()*mData->anchorMin,
parentRect.Size()*mData->anchorMax);
mData->offsetMin = rect.LeftBottom() - parentAnchoredRect.LeftBottom();
mData->offsetMax = rect.RightTop() - parentAnchoredRect.RightTop();
SetDirty();
}