//OnClick button events for basic shapes END
//Handles the situation when different shapes from already drawn shapes list are chosen
private void ShapeListBox_SelectedIndexChanged(object sender, EventArgs e)
{
if (ShapeListBox.SelectedIndex != -1)
{
changeBtn.Enabled = true;
deleteBtn.Enabled = true;
Shape S = DrawnShapesList.GetShape(ShapeListBox.SelectedIndex);
Invalidate();
Update();
g = CreateGraphics();
//Because of the way this triangle is drawn the select triangle around it doesn't display correctly, this "if" fixes it.
if (S.EngName == "Triangle")
{
MRectangle.Make(Color.Purple, 2, new PenStyle("Dash", "Штрих", System.Drawing.Drawing2D.DashStyle.DashDot), S.getX2(), S.getY2(),
2 * S.getX1() - S.getX2(), S.getY1()).draw(g);
}
else
{
MRectangle.Make(Color.Purple, 2, new PenStyle("Dash", "Штрих", System.Drawing.Drawing2D.DashStyle.DashDot), S.getX1(), S.getY1(), S.getX2(), S.getY2()).draw(g);
}
}
else
{
Invalidate();
}
}
