private void HandleSimpleEdgeTypeChange(EdgeType edgeType, int lenght, string errorMessage)
{
if (inputHandler.SelectedElement is Edge selectedEdge)
{
if (inputHandler.SelectedPolygon.ChangeEdgeType(selectedEdge, edgeType, lenght))
{
UpdateButtons();
drawingArea.Refresh();
}
else
{
InformationDialog.Show(errorMessage);
}
}
}
private void DeleteSelectedVertice(object sender, EventArgs e)
{
if (inputHandler.SelectedElement is Vertice v)
{
if (inputHandler.SelectedPolygon.DeleteVertice(v))
{
inputHandler.ClearSelected();
drawingArea.Refresh();
}
else
{
InformationDialog.Show(ErrorMessages.CanNotDeleteVertice);
}
}
FakeButton.Focus();
}
private void StopDrawingPolygon()
{
FakeButton.Focus();
IPolygon polygonUnderCreation = polygons.Last();
if (polygonUnderCreation.Vertices.Count <= 3)
{
InformationDialog.Show(ErrorMessages.PolygonMustHaveAtLeastThreeVertices);
return;
}
DetachInputHandlerEventsFromDrawingArea();
polygonUnderCreation.DeleteVertice(polygonUnderCreation.Vertices.Last());
polygonUnderCreation.CreateEdgeBetweenVertices(polygonUnderCreation.Vertices.First(), polygonUnderCreation.Vertices.Last());
inputHandler = GetStandardInputHandler();
AttachInputHandlerEventsToDrawingArea();
UpdateButtons();
drawingArea.Refresh();
}
