public override RectCallback getRectCallback(RenderBox referenceBox)
{
return(() => {
RenderObject cell = referenceBox;
AbstractNodeMixinDiagnosticableTree table = cell.parent;
Matrix4 transform = Matrix4.identity();
while (table is RenderObject && !(table is RenderTable))
{
RenderObject parentBox = table as RenderObject;
parentBox.applyPaintTransform(cell, transform);
D.assert(table == cell.parent);
cell = parentBox;
table = table.parent;
}
if (table is RenderTable renderTable)
{
TableCellParentData cellParentData = cell.parentData as TableCellParentData;
Rect rect = renderTable.getRowBox(cellParentData.y);
// The rect is in the table's coordinate space. We need to change it to the
// TableRowInkWell's coordinate space.
renderTable.applyPaintTransform(cell, transform);
Offset offset = MatrixUtils.getAsTranslation(transform);
if (offset != null)
{
return rect.shift(-offset);
}
}
return Rect.zero;
}
);
}
public override void applyParentData(RenderObject renderObject)
{
TableCellParentData parentData = (TableCellParentData)renderObject.parentData;
if (parentData.verticalAlignment != this.verticalAlignment)
{
parentData.verticalAlignment = this.verticalAlignment;
AbstractNodeMixinDiagnosticableTree targetParent = renderObject.parent;
if (targetParent is RenderObject)
{
((RenderObject)targetParent).markNeedsLayout();
}
}
}
protected override void removeChildRenderObject(RenderObject child)
{
D.assert(() => {
if (this._debugWillReattachChildren)
{
return(true);
}
foreach (Element forgottenChild in this._forgottenChildren)
{
if (forgottenChild.renderObject == child)
{
return(true);
}
}
return(false);
});
TableCellParentData childParentData = (TableCellParentData)child.parentData;
this.renderObject.setChild(childParentData.x, childParentData.y, null);
}
protected override void removeChildRenderObject(RenderObject child)
{
TableCellParentData childParentData = child.parentData as TableCellParentData;
renderObject.setChild(childParentData.x, childParentData.y, null);
}