public static void drawLinks(Graphics g, Nodes.Node n)
{
foreach (var kvp in n.getProperties())
{
if (kvp.Value.isInput && kvp.Value.input != null)
{
if (kvp.Value.getType() == NodeProperties.Type.CHANNELS)
{
g.DrawLine(linkChannels, NodeArtist.getJointPos(kvp.Value.input.node, kvp.Value.input.port, false), NodeArtist.getJointPos(n, kvp.Key, true));
}
else if (kvp.Value.getType() == NodeProperties.Type.COLOR)
{
g.DrawLine(linkColors, NodeArtist.getJointPos(kvp.Value.input.node, kvp.Value.input.port, false), NodeArtist.getJointPos(n, kvp.Key, true));
}
else if (kvp.Value.getType() == NodeProperties.Type.VECTORS)
{
g.DrawLine(linkVectors, NodeArtist.getJointPos(kvp.Value.input.node, kvp.Value.input.port, false), NodeArtist.getJointPos(n, kvp.Key, true));
}
else
{
g.DrawLine(linePen, NodeArtist.getJointPos(kvp.Value.input.node, kvp.Value.input.port, false), NodeArtist.getJointPos(n, kvp.Key, true));
}
}
}
}
private void recalcFocus()
{
var nodes = project.getNodes();
int left = int.MaxValue, right = int.MinValue, top = int.MaxValue, bottom = int.MinValue;
foreach (Node n in nodes)
{
Rectangle r = NodeArtist.getRect(n);
if (r.Left < left)
{
left = r.Left;
}
if (r.Right > right)
{
right = r.Right;
}
if (r.Top < top)
{
top = r.Top;
}
if (r.Bottom > bottom)
{
bottom = r.Bottom;
}
}
setFocusRect(left, top, right - left + 100, bottom - top + 50);
}
private Node.Address hitTest(int x, int y, bool input)
{
var nodes = project.getNodes();
//x and y are in screen coordinates where
// (0, 0) is the top left of the panel
ScreenToCanvas(ref x, ref y);
string s;
Rectangle rect;
foreach (Node n in nodes)
{
rect = NodeArtist.getPaddedRect(n);
if (rect.Contains(x, y))
{
s = NodeArtist.hitJoint(n, rect, x, y, input);
return(new Node.Address(n, s));
}
}
return(new Node.Address(null, null));
}
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
var nodes = project.getNodes();
var selectedNodes = project.selectedNodes;
Graphics g = e.Graphics;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
foreach (Node n in nodes)
{
NodeArtist.drawLinks(g, n);
}
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.Default;
foreach (Node n in nodes)
{
NodeArtist.drawGraphNode(g, n, selectedNodes.Contains(n));
}
if (bLinking)
{
g.DrawLine(NodeArtist.linePen, mdown, mdrag);
}
}