protected override void OnPaint(PaintEventArgs e)
{
Graphics gfx = e.Graphics;
try
{
gfx.SmoothingMode = SmoothingMode.AntiAlias;
foreach (ArborNode node in fSys.Nodes)
{
var xnode = node as ArborNodeEx;
xnode.Box = getNodeRect(gfx, node);
gfx.FillRectangle(new SolidBrush(xnode.Color), xnode.Box);
gfx.DrawString(node.Sign, fDrawFont, fWhiteBrush, xnode.Box, fStrFormat);
}
using (Pen grayPen = new Pen(Color.Gray, 1))
{
grayPen.StartCap = LineCap.NoAnchor;
grayPen.EndCap = LineCap.ArrowAnchor;
foreach (ArborEdge edge in fSys.Edges)
{
var srcNode = edge.Source as ArborNodeEx;
var tgtNode = edge.Target as ArborNodeEx;
ArborPoint pt1 = fSys.GetViewCoords(srcNode.Pt);
ArborPoint pt2 = fSys.GetViewCoords(tgtNode.Pt);
ArborPoint tail = intersect_line_box(pt1, pt2, srcNode.Box);
ArborPoint head = (tail.IsNull()) ? ArborPoint.Null : intersect_line_box(tail, pt2, tgtNode.Box);
if (!head.IsNull() && !tail.IsNull())
{
gfx.DrawLine(grayPen, (int)tail.X, (int)tail.Y, (int)head.X, (int)head.Y);
}
}
}
if (fEnergyDebug)
{
string energy = "max=" + fSys.EnergyMax.ToString("0.00000") + ", mean=" + fSys.EnergyMean.ToString("0.00000");
gfx.DrawString(energy, fDrawFont, fBlackBrush, 10, 10);
}
}
catch (Exception ex)
{
Debug.WriteLine("ArborViewer.OnPaint(): " + ex.Message);
}
base.OnPaint(e);
}
private void AV_Draw(CanvasControl sender, CanvasDrawEventArgs args)
{
try {
var gfx = args.DrawingSession;
gfx.Antialiasing = CanvasAntialiasing.Antialiased;
for (int i = 0, edgesCount = fSystem.Edges.Count; i < edgesCount; i++)
{
ArborEdge edge = fSystem.Edges[i];
var sourceNode = (ArborNodeEx)edge.Source;
var targetNode = (ArborNodeEx)edge.Target;
ArborPoint pt1 = fSystem.GetViewCoords(sourceNode.Pt);
ArborPoint pt2 = fSystem.GetViewCoords(targetNode.Pt);
ArborPoint tail = IntersectLineBox(pt1, pt2, sourceNode.Box);
ArborPoint head = (tail.IsNull()) ? ArborPoint.Null : IntersectLineBox(tail, pt2, targetNode.Box);
if (!head.IsNull() && !tail.IsNull())
{
gfx.DrawLine((float)tail.X, (float)tail.Y, (float)head.X, (float)head.Y, Colors.Gray, 1);
}
}
for (int i = 0, nodesCount = fSystem.Nodes.Count; i < nodesCount; i++)
{
ArborNodeEx node = (ArborNodeEx)fSystem.Nodes[i];
node.Box = GetNodeRect(gfx, node);
gfx.FillRectangle(node.Box, node.Color);
gfx.DrawText(node.Sign, node.Box, Colors.White, fStrFormat);
}
if (fEnergyDebug)
{
string energy = "max=" + fSystem.EnergyMax.ToString("0.00000") + ", mean=" + fSystem.EnergyMean.ToString("0.00000");
gfx.DrawText(energy, 10, 10, Colors.Black);
}
} catch (Exception ex) {
Debug.WriteLine("ArborViewer.OnPaint(): " + ex.Message);
}
}