UnityMirror/xNode
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Code

Replaced node Rect rect with node Vector2 position. Improved node hover check.

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This commit is contained in:
Thor 2017-10-19 15:15:34 +02:00
parent fb28fd9e24
commit 9db84d1608
5 changed files with 36 additions and 31 deletions
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Example/ExampleNodeGraph.asset
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2
Scripts/Editor/NodeEditor.cs
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@ -32,7 +32,7 @@ public class NodeEditor {
FieldInfo[] fields = GetInspectorFields(target);
for (int i = 0; i < fields.Length; i++) {
object[] fieldAttribs = fields[i].GetCustomAttributes(false);
if (fields[i].Name == "graph" || fields[i].Name == "rect") continue;
if (fields[i].Name == "graph" || fields[i].Name == "position") continue;
NodeEditorGUILayout.PropertyField(target, fields[i], portPositions);
}
//If user changed a value, notify other scripts through onUpdateNode

10
Scripts/Editor/NodeEditorAction.cs
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@ -48,7 +48,7 @@ public partial class NodeEditorWindow {
}
Repaint();
} else if (IsDraggingNode) {
draggedNode.rect.position = WindowToGridPosition(e.mousePosition) + dragOffset;
draggedNode.position = WindowToGridPosition(e.mousePosition) + dragOffset;
Repaint();
}
} else if (e.button == 1) {
@ -76,7 +76,7 @@ public partial class NodeEditorWindow {
}
} else if (IsHoveringNode && IsHoveringTitle(hoveredNode)) {
draggedNode = hoveredNode;
dragOffset = hoveredNode.rect.position - WindowToGridPosition(e.mousePosition);
dragOffset = hoveredNode.position - WindowToGridPosition(e.mousePosition);
}
break;
case EventType.MouseUp:
@ -113,7 +113,7 @@ public partial class NodeEditorWindow {
public void CreateNode(Type type, Vector2 position) {
Node node = graph.AddNode(type);
node.rect.position = position;
node.position = position;
Repaint();
}
@ -132,8 +132,8 @@ public partial class NodeEditorWindow {
bool IsHoveringTitle(Node node) {
Vector2 mousePos = Event.current.mousePosition;
//Get node position
Vector2 nodePos = GridToWindowPosition(node.rect.position);
Rect windowRect = new Rect(nodePos, new Vector2(node.rect.size.x / zoom, 30 / zoom));
Vector2 nodePos = GridToWindowPosition(node.position);
Rect windowRect = new Rect(nodePos, new Vector2(/*Node width*/200 / zoom, 30 / zoom));
return windowRect.Contains(mousePos);
}
}

53
Scripts/Editor/NodeEditorGUI.cs
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@ -153,8 +153,11 @@ public partial class NodeEditorWindow {
Vector2 mousePos = Event.current.mousePosition;
hoveredPort = null;
hoveredNode = null;
if (e.type != EventType.Layout) {
hoveredNode = null;
hoveredPort = null;
}
foreach (Node node in graph.nodes) {
if (node == null) return;
@ -162,7 +165,7 @@ public partial class NodeEditorWindow {
nodeEditor.target = node;
//Get node position
Vector2 nodePos = GridToWindowPositionNoClipped(node.rect.position);
Vector2 nodePos = GridToWindowPositionNoClipped(node.position);
//GUIStyle style = (node == selectedNode) ? (GUIStyle)"flow node 0 on" : (GUIStyle)"flow node 0";
@ -178,7 +181,7 @@ public partial class NodeEditorWindow {
if (e.type == EventType.Repaint) {
foreach (var kvp in portHandlePoints) {
Vector2 portHandlePos = kvp.Value;
portHandlePos += node.rect.position;
portHandlePos += node.position;
Rect rect = new Rect(portHandlePos.x - 8, portHandlePos.y - 8, 16, 16);
portConnectionPoints.Add(kvp.Key, rect);
}
@ -186,27 +189,29 @@ public partial class NodeEditorWindow {
GUILayout.EndVertical();
//Check if we are hovering this node
Vector2 nodeSize = GUILayoutUtility.GetLastRect().size / zoom;
Rect windowRect = new Rect(nodePos, nodeSize);
if (windowRect.Contains(mousePos)) hoveredNode = node;
if (e.type != EventType.Layout) {
//Check if we are hovering this node
Vector2 nodeSize = GUILayoutUtility.GetLastRect().size / zoom;
Rect windowRect = new Rect(nodePos, nodeSize);
if (windowRect.Contains(mousePos)) hoveredNode = node;
//Check if we are hovering any of this nodes ports
//Check input ports
for (int i = 0; i < node.InputCount; i++) {
NodePort port = node.inputs[i];
//Check if port rect is available
if (!portConnectionPoints.ContainsKey(port)) continue;
Rect r = GridToWindowRect(portConnectionPoints[port]);
if (r.Contains(mousePos)) hoveredPort = port;
}
//Check all output ports
for (int i = 0; i < node.OutputCount; i++) {
NodePort port = node.outputs[i];
//Check if port rect is available
if (!portConnectionPoints.ContainsKey(port)) continue;
Rect r = GridToWindowRect(portConnectionPoints[port]);
if (r.Contains(mousePos)) hoveredPort = port;
//Check if we are hovering any of this nodes ports
//Check input ports
for (int i = 0; i < node.InputCount; i++) {
NodePort port = node.inputs[i];
//Check if port rect is available
if (!portConnectionPoints.ContainsKey(port)) continue;
Rect r = GridToWindowRect(portConnectionPoints[port]);
if (r.Contains(mousePos)) hoveredPort = port;
}
//Check all output ports
for (int i = 0; i < node.OutputCount; i++) {
NodePort port = node.outputs[i];
//Check if port rect is available
if (!portConnectionPoints.ContainsKey(port)) continue;
Rect r = GridToWindowRect(portConnectionPoints[port]);
if (r.Contains(mousePos)) hoveredPort = port;
}
}
GUILayout.EndArea();

2
Scripts/Node.cs
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@ -10,7 +10,7 @@ public abstract class Node : ScriptableObject {
/// <summary> Name of the node </summary>
[SerializeField] public NodeGraph graph;
[SerializeField] public Rect rect = new Rect(0, 0, 200, 200);
[SerializeField] public Vector2 position;
/// <summary> Input <see cref="NodePort"/>s. It is recommended not to modify these at hand. Instead, see <see cref="InputAttribute"/> </summary>
[SerializeField] public List<NodePort> inputs = new List<NodePort>();
/// <summary> Output <see cref="NodePort"/>s. It is recommended not to modify these at hand. Instead, see <see cref="InputAttribute"/> </summary>