public RenderTriangles()
{
var spliter = new Splitter()
{
SplitterBackground = Color.Gray,
SplitterDistance = 200
};
AddChild(spliter);
var leftSideTopToBottom = new FlowLayoutWidget()
{
HAnchor = HAnchor.Stretch,
VAnchor = VAnchor.Stretch,
};
spliter.Panel1.AddChild(leftSideTopToBottom);
textWidget = new TextEditWidget(pixelWidth: 200)
{
VAnchor = VAnchor.Stretch,
HAnchor = HAnchor.Stretch,
Multiline = true,
Margin = 3,
};
leftSideTopToBottom.AddChild(textWidget);
spliter.AddChild(new VerticalLine());
var triangleRenderer = new TriangleRenderer()
{
HAnchor = HAnchor.Stretch,
VAnchor = VAnchor.Stretch
};
spliter.Panel2.AddChild(triangleRenderer);
textWidget.TextChanged += (sender, e) =>
{
var poly = new List <Vector2>();
var polygons = new List <List <Vector2> >();
polygons.Add(poly);
var lines = textWidget.Text.Split('\n');
foreach (var line in lines)
{
if (string.IsNullOrEmpty(line))
{
poly = new List <Vector2>();
polygons.Add(poly);
}
else
{
var parts = line.Split(',');
if (parts.Length == 2)
{
if (double.TryParse(parts[0], out double x) && double.TryParse(parts[1], out double y))
{
poly.Add(new Vector2(x, y));
}
}
}
}
triangleRenderer.Polygons = polygons;
SaveFile();
Invalidate();
};
textWidget.Text = LoadFile();
triangleRenderer.Invalidate();
AnchorAll();
}