private void CopyCommandExecuted(object sender, ExecutedRoutedEventArgs args)
{
args.Handled = true;
try {
LineD[] lines = _division.ToLines();
string text = XmlSerialization.Serialize <LineD[]>(lines);
Clipboard.SetText(text);
}
catch (Exception e) {
MessageDialog.Show(this,
"An error occurred while attempting to copy\n" +
"the current subdivision to the clipboard.",
Strings.ClipboardCopyError, e, MessageBoxButton.OK,
WindowsUtility.GetSystemBitmap(MessageBoxImage.Error));
}
}
public static Subdivision CreateTriforce(bool test)
{
PointD[] points =
{
new PointD(-5, -4), new PointD(0, 6), new PointD(5, -4),
new PointD(0, 0), new PointD(-1, 2), new PointD(1, 2)
};
LineD[] lines =
{
new LineD(points[0], points[1]), new LineD(points[2], points[1]),
new LineD(points[0], points[2]), new LineD(points[3], points[4]),
new LineD(points[3], points[5]), new LineD(points[4], points[5])
};
Subdivision division = Subdivision.FromLines(lines);
division.Validate();
if (!test)
{
return(division);
}
CollectionAssert.AreEquivalent(lines, division.ToLines());
var edges = division.Edges.Values;
var faces = division.Faces.Values;
CollectionAssert.AreEqual(new[] {
new VertexPair(points[0], edges[0]),
new VertexPair(points[2], edges[2]),
new VertexPair(points[3], edges[6]),
new VertexPair(points[4], edges[7]),
new VertexPair(points[5], edges[9]),
new VertexPair(points[1], edges[1]),
}, division.Vertices);
CollectionAssert.AreEqual(new[] {
new SubdivisionEdge(0, points[0], edges[1], faces[0], edges[3], edges[5]),
new SubdivisionEdge(1, points[1], edges[0], faces[1], edges[4], edges[2]),
new SubdivisionEdge(2, points[2], edges[3], faces[1], edges[1], edges[4]),
new SubdivisionEdge(3, points[1], edges[2], faces[0], edges[5], edges[0]),
new SubdivisionEdge(4, points[0], edges[5], faces[1], edges[2], edges[1]),
new SubdivisionEdge(5, points[2], edges[4], faces[0], edges[0], edges[3]),
new SubdivisionEdge(6, points[3], edges[7], faces[1], edges[10], edges[9]),
new SubdivisionEdge(7, points[4], edges[6], faces[2], edges[8], edges[11]),
new SubdivisionEdge(8, points[3], edges[9], faces[2], edges[11], edges[7]),
new SubdivisionEdge(9, points[5], edges[8], faces[1], edges[6], edges[10]),
new SubdivisionEdge(10, points[4], edges[11], faces[1], edges[9], edges[6]),
new SubdivisionEdge(11, points[5], edges[10], faces[2], edges[7], edges[8]),
}, edges);
CollectionAssert.AreEqual(new[] {
new SubdivisionFace(division, 0, null, new[] { edges[0] }),
new SubdivisionFace(division, 1, edges[1], new[] { edges[6] }),
new SubdivisionFace(division, 2, edges[7], null),
}, faces);
PointD centroid = new PointD(0, -2 / 3.0);
CheckFace(edges[0], new[] { points[0], points[1], points[2] }, -50, centroid);
CheckFace(edges[1], new[] { points[1], points[0], points[2] }, +50, centroid);
centroid = new PointD(0, 4 / 3.0);
CheckFace(edges[6], new[] { points[3], points[4], points[5] }, -2, centroid);
CheckFace(edges[7], new[] { points[4], points[3], points[5] }, +2, centroid);
var cycles = division.GetZeroAreaCycles();
Assert.AreEqual(0, cycles.Count);
return(division);
}
