TestTryTransformGroupRectangles2()
{
// Graph does not have group drawing information.
IGraph oGraph = new Graph();
GroupMetadataManager.TransformGroupRectangles(oGraph,
new LayoutContext(Rectangle.FromLTRB(0, 0, 10, 20)),
new LayoutContext(Rectangle.FromLTRB(0, 0, 20, 10))
);
GroupLayoutDrawingInfo oGroupLayoutDrawingInfo;
Assert.IsFalse(GroupMetadataManager.TryGetGroupLayoutDrawingInfo(
oGraph, out oGroupLayoutDrawingInfo));
}
TestTryTransformGroupRectangles()
{
// Graph has group drawing information.
const Double GroupRectanglePenWidth = 4.567;
IGraph oGraph = new Graph();
GroupInfo oGroupInfo1 = new GroupInfo();
oGroupInfo1.Rectangle = Rectangle.FromLTRB(0, 0, 1, 2);
GroupInfo oGroupInfo2 = new GroupInfo();
oGroupInfo2.Rectangle = Rectangle.FromLTRB(0, 0, 3, 4);
oGraph.SetValue(ReservedMetadataKeys.GroupLayoutDrawingInfo,
new GroupLayoutDrawingInfo(
new GroupInfo[] { oGroupInfo1, oGroupInfo2 },
GroupRectanglePenWidth, null
));
GroupMetadataManager.TransformGroupRectangles(oGraph,
new LayoutContext(Rectangle.FromLTRB(0, 0, 10, 20)),
new LayoutContext(Rectangle.FromLTRB(0, 0, 20, 60))
);
GroupLayoutDrawingInfo oGroupLayoutDrawingInfo;
Assert.IsTrue(GroupMetadataManager.TryGetGroupLayoutDrawingInfo(
oGraph, out oGroupLayoutDrawingInfo));
Assert.AreEqual(2, oGroupLayoutDrawingInfo.GroupsToDraw.Count);
Assert.AreEqual(Rectangle.FromLTRB(0, 0, 2, 6),
oGroupLayoutDrawingInfo.GroupsToDraw[0].Rectangle);
Assert.AreEqual(Rectangle.FromLTRB(0, 0, 6, 12),
oGroupLayoutDrawingInfo.GroupsToDraw[1].Rectangle);
}