public void FlipSelectedWires()
{
List <CanvasItem> selected = canvasControl1.GetSelected();
foreach (var item in selected)
{
if (item.UserData is WireMeta)
{
WireMeta meta = (WireMeta)item.UserData;
meta.wire.Flip();
// Canvas item
List <PointF> pathrev = new List <PointF>();
for (int i = item.Points.Count - 1; i >= 0; i--)
{
pathrev.Add(new PointF(item.Points[i].X, item.Points[i].Y));
}
item.Points.Clear();
item.Points = pathrev;
WireDirection(meta.wire, meta);
}
}
canvasControl1.Invalidate();
}
public void WireDirection(LogisimConverter.LogisimWire wire, WireMeta meta)
{
if (meta.dir1 != null)
{
canvasControl1.RemoveItem(meta.dir1);
}
if (meta.dir2 != null)
{
canvasControl1.RemoveItem(meta.dir2);
}
// Direction
Point last = wire.To();
Point prev = wire.path[wire.path.Count - 2];
int dx = 4;
if (last.X == prev.X)
{
if (last.Y > prev.Y)
{
// Down
meta.dir1 = new CanvasLine(
new PointF(last.X, last.Y - 1),
new PointF(last.X - dx, last.Y - dx), Color.Black);
meta.dir2 = new CanvasLine(
new PointF(last.X, last.Y - 1),
new PointF(last.X + dx, last.Y - dx), Color.Black);
canvasControl1.AddItem(meta.dir1);
canvasControl1.AddItem(meta.dir2);
}
else
{
// Up
meta.dir1 = new CanvasLine(
new PointF(last.X, last.Y + 1),
new PointF(last.X - dx, last.Y + dx), Color.Black);
meta.dir2 = new CanvasLine(
new PointF(last.X, last.Y + 1),
new PointF(last.X + dx, last.Y + dx), Color.Black);
canvasControl1.AddItem(meta.dir1);
canvasControl1.AddItem(meta.dir2);
}
}
else
{
if (last.X > prev.X)
{
// Right
meta.dir1 = new CanvasLine(
new PointF(last.X - 1, last.Y),
new PointF(last.X - dx, last.Y - dx), Color.Black);
meta.dir2 = new CanvasLine(
new PointF(last.X - 1, last.Y),
new PointF(last.X - dx, last.Y + dx), Color.Black);
canvasControl1.AddItem(meta.dir1);
canvasControl1.AddItem(meta.dir2);
}
else
{
// Left
meta.dir1 = new CanvasLine(
new PointF(last.X + 1, last.Y),
new PointF(last.X + dx, last.Y - dx), Color.Black);
meta.dir2 = new CanvasLine(
new PointF(last.X + 1, last.Y),
new PointF(last.X + dx, last.Y + dx), Color.Black);
canvasControl1.AddItem(meta.dir1);
canvasControl1.AddItem(meta.dir2);
}
}
}
private void VisualizeLogisim(LogisimConverter.LogisimModel model)
{
canvasControl1.RemoveAllItems();
// Comps
foreach (var comp in model.comps)
{
CanvasRect rect = new CanvasRect((PointF)comp.loc,
LogisimConverter.CompSize, LogisimConverter.CompSize, Color.Gold);
rect.Text = comp.name;
if (comp.name == "Text")
{
// Skip labels
continue;
}
else if (comp.name == "1")
{
rect.FrontColor = Color.Tomato;
}
else if (comp.name == "0")
{
rect.FrontColor = Color.LimeGreen;
}
#if DEBUG
rect.Text += " #" + comp.id.ToString();
#endif
canvasControl1.AddItem(rect);
}
// Wires
foreach (var wire in model.wires)
{
List <PointF> path = new List <PointF>();
foreach (var p in wire.path)
{
path.Add(p);
}
CanvasPolyLine line = new CanvasPolyLine(path, 1, Color.Black);
line.Text = wire.name;
WireMeta meta = new WireMeta();
meta.wire = wire;
line.UserData = meta;
canvasControl1.AddItem(line);
WireDirection(wire, meta);
}
// Vias
foreach (var vias in model.viases)
{
CanvasPoint point = new CanvasPoint(vias.loc, 5, Color.Gold);
#if DEBUG
//point.Text = vias.id.ToString();
//point.TextColor = Color.DeepPink;
#endif
canvasControl1.AddItem(point);
}
canvasControl1.Invalidate();
}
