private void DrawTerminalSegments(System.Drawing.Point prevPoint, System.Drawing.Point curPoint)
{
if (m_Points.Count == 2)
{
var graph = MapImage.CreateGraphics();
graph.DrawLine(new Pen(Color.Black), m_Points[0], m_Points[1]);
}
if (curPoint != System.Drawing.Point.Empty)
{
ControlPaint.DrawReversibleLine(MapImage.PointToScreen(curPoint), MapImage.PointToScreen(m_Points[0]),
Color.Black);
if (m_Points.Count > 1)
{
ControlPaint.DrawReversibleLine(MapImage.PointToScreen(curPoint),
MapImage.PointToScreen(m_Points[m_Points.Count - 1]), Color.Black);
}
}
if (prevPoint != System.Drawing.Point.Empty)
{
ControlPaint.DrawReversibleLine(MapImage.PointToScreen(prevPoint), MapImage.PointToScreen(m_Points[0]),
Color.Black);
if (m_Points.Count > 1)
{
ControlPaint.DrawReversibleLine(MapImage.PointToScreen(prevPoint),
MapImage.PointToScreen(m_Points[m_Points.Count - 1]), Color.Black);
}
}
}
public Form1()
{
InitializeComponent();
g = MapImage.CreateGraphics();
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
pen = new Pen(drawcolor, 3);
pen.StartCap = pen.EndCap = System.Drawing.Drawing2D.LineCap.Round;
}
private void DrawPolygon()
{
if (m_Points.Count < 2)
{
return;
}
var graph = MapImage.CreateGraphics();
graph.DrawLines(new Pen(Color.Black), m_Points.ToArray());
}
