public void Draw(Rect rect, HashSet <Node> selected, Vector2 drag)
{
r.width = rect.width;
r.height = rect.height;
GraphTransform dragTransform = new GraphTransform(transform);
dragTransform.offset += drag;
GUI.BeginGroup(rect);
GraphUtility.PushBackgroundColor(Color.black);
GraphUtility.PopBackgroundColor();
DrawGrid(rect.size);
foreach (Noodle noodle in noodles)
{
noodle.Draw(transform);
}
foreach (Node node in nodes)
{
if (selected.Contains(node))
{
GraphUtility.PushBackgroundColor(Color.green);
node.Draw(dragTransform);
GraphUtility.PopBackgroundColor();
}
else
{
node.Draw(transform);
}
}
GUI.EndGroup();
}
public Rect GetRect(GraphTransform transform, bool includePorts)
{
if (!dirty)
{
if (includePorts)
{
Rect full = new Rect(
rect.x - (PORT_PAD + PORT_SIZE),
rect.y,
rect.width + ((PORT_PAD + PORT_SIZE) * 2),
rect.height);
return(full);
}
return(rect);
}
rect.x = position.x + transform.offset.x;
rect.y = position.y + transform.offset.y;
int inputCount = input == null ? 0 : input.Count;
int outputCount = output == null ? 0 : output.Count;
float width = EditorStyles.nodeTitle.CalcSize(GUIUtil.TempContent(name)).x + (NODE_PAD * 2);
float height = TITLE_HEIGHT + PORT_PAD;
float pad = NODE_PAD * 2;
for (int i = 0; i < System.Math.Max(inputCount, outputCount); i++)
{
float inputWidth = i < inputCount?EditorStyles.nodePortLabel.CalcSize(GUIUtil.TempContent(input[i].GetLabel())).x + pad : 0f;
float outputWidth = i < outputCount?EditorStyles.nodePortLabel.CalcSize(GUIUtil.TempContent(output[i].GetLabel())).x + pad : 0f;
width = Mathf.Max(width, inputWidth + outputWidth);
height += PORT_LINE_HEIGHT + PORT_PAD;
}
rect.width = width;
rect.height = height;
if (includePorts)
{
rect.x -= (PORT_PAD + PORT_SIZE);
rect.width += (PORT_PAD + PORT_SIZE) * 2;
}
return(rect);
}
public void Draw(GraphTransform transform)
{
if (source.node == null || destination.node == null)
{
return;
}
int leftIndex = source.node.GetPortIndex(source.port);
int rightIndex = destination.node.GetPortIndex(destination.port);
if (leftIndex < 0 || rightIndex < 0)
{
Debug.LogWarning("Port index invalid!\n" + source.ToString() + "\n" + destination.ToString());
return;
}
Vector2 left = source.node.GetPortRectAtIndex(PortType.Input, leftIndex).center;
Vector2 right = destination.node.GetPortRectAtIndex(PortType.Output, rightIndex).center;
Draw(left, right);
}
public GraphTransform(GraphTransform transform)
{
this.offset = transform.offset;
this.scale = transform.scale;
}
public virtual void Draw(GraphTransform transform)
{
rect = GetRect(transform, false);
GUI.Label(rect, "", EditorStyles.nodeBackground);
Rect nodeTitle = new Rect(
rect.x + NODE_PAD,
rect.y + 1,
300,
40);
GUI.Label(nodeTitle, name, EditorStyles.nodeTitle);
Rect portText = new Rect(
rect.x + NODE_PAD,
rect.y + TITLE_HEIGHT + PORT_PAD,
300,
PORT_LINE_HEIGHT);
Rect portIcon = new Rect(
rect.x - PORT_SIZE - PORT_PAD,
0,
PORT_SIZE,
PORT_SIZE);
if (input != null)
{
foreach (Port port in input)
{
portIcon.y = (portText.y + (PORT_LINE_HEIGHT / 2)) - (PORT_SIZE / 2) + 1;
GUI.Label(portIcon, "", EditorStyles.nodeBackground);
GUI.Label(portText, port.GetLabel(), EditorStyles.nodePortLabel);
portIcon.y += PORT_SIZE + PORT_PAD;
portText.y += PORT_LINE_HEIGHT;
}
}
if (output != null)
{
portText.y = rect.y + TITLE_HEIGHT + PORT_PAD;
portIcon.x = rect.x + rect.width + PORT_PAD;
foreach (Port port in output)
{
GUIContent content = GUIUtil.TempContent(port.GetLabel());
portIcon.y = (portText.y + (PORT_LINE_HEIGHT / 2)) - (PORT_SIZE / 2) + 1;
Vector2 labelSize = EditorStyles.nodePortLabel.CalcSize(content);
portText.x = (rect.x + rect.width) - (NODE_PAD + labelSize.x);
GUI.Label(portIcon, "", EditorStyles.nodeBackground);
GUI.Label(portText, content, EditorStyles.nodePortLabel);
portIcon.y += PORT_SIZE + PORT_PAD;
portText.y += PORT_LINE_HEIGHT;
}
}
}