public void OnSceneGUI()
{
Event e = Event.current;
if (e.type == EventType.Layout)
{
HandleUtility.AddDefaultControl(GUIUtility.GetControlID(FocusType.Passive));
}
#region Set SceneView Settings
SceneView currentView = SceneView.currentDrawingSceneView;
if (view != currentView || !locked)
{
is2D = currentView.in2DMode;
currentView.in2DMode = true;
view = currentView;
locked = true;
}
#endregion
Points points = (Points)target;
#region Determine Global Settings
if (points.useGlobal)
{
if (!points.settings)
{
points.settings = (PointsSettings)Resources.Load("PointsSettings", typeof(PointsSettings));
}
if (!points.settings)
{
Handles.BeginGUI();
GUI.Box(new Rect(5, 5, width + 10, height + 10), "");
GUILayout.BeginArea(new Rect(10, 10, width, height));
GUILayout.Label("Points Settings", EditorStyles.boldLabel);
if (GUILayout.Button("Create Global Settings"))
{
string path = EditorUtility.SaveFolderPanel("Choose a folder", "", "");
string relative = path.Replace(Application.dataPath, "Assets");
if (AssetDatabase.IsValidFolder(relative))
{
points.settings = CreateInstance <PointsSettings>();
AssetDatabase.CreateAsset(points.settings, relative + "/PointsSettings.asset");
}
}
if (GUILayout.Button("Locate Global Settings"))
{
string path = EditorUtility.OpenFilePanel("Find Points Settings", "", "asset");
string relative = path.Replace(Application.dataPath, "Assets");
points.settings = (PointsSettings)AssetDatabase.LoadAssetAtPath(relative, typeof(PointsSettings));
if (!points.settings)
{
Debug.LogError("Invalid File");
}
}
GUILayout.EndArea();
Handles.EndGUI();
return;
}
}
#endregion
Ray mouseRay = HandleUtility.GUIPointToWorldRay(e.mousePosition);
float drawPlaneHeight = 0;
float dstToDrawPlane = (drawPlaneHeight - mouseRay.origin.z) / mouseRay.direction.z;
Vector3 mousePosition = mouseRay.GetPoint(dstToDrawPlane);
if (e.type == EventType.Repaint && edit)
{
Draw(mousePosition);
}
else
{
Input(e, mousePosition);
HandleUtility.Repaint();
}
#region Control Window
autoBuild = points.useGlobal ? points.settings.autoBuild : points.autoBuild;
edit = points.useGlobal ? points.settings.edit : points.edit;
Handles.BeginGUI();
GUI.Box(new Rect(5, 5, width + 10, height + 10), CreateTexture((int)width + 10, (int)height + 10, new Color(1, 1, 1, .75f)));
GUI.contentColor = Color.black;
GUI.backgroundColor = Color.white;
GUILayout.BeginArea(new Rect(10, 10, width, height));
GUILayout.BeginHorizontal();
GUILayout.Label("Points Settings", EditorStyles.boldLabel);
string str = points.useGlobal ? "Global" : "Local";
GUI.contentColor = Color.white;
if (GUILayout.Button(str))
{
points.useGlobal = !points.useGlobal;
return;
}
GUILayout.EndHorizontal();
GUI.contentColor = Color.black;
GUILayout.BeginHorizontal();
GUILayout.Label("Edit", GUILayout.Width(80));
if (!points.useGlobal)
{
points.edit = EditorGUILayout.Toggle(points.edit);
}
else
{
points.settings.edit = EditorGUILayout.Toggle(points.settings.edit);
}
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
GUILayout.Label("Auto Build", GUILayout.Width(80));
if (!points.useGlobal)
{
points.autoBuild = EditorGUILayout.Toggle(points.autoBuild, GUILayout.Width(30));
}
else
{
points.settings.autoBuild = EditorGUILayout.Toggle(points.settings.autoBuild, GUILayout.Width(30));
}
if (!autoBuild)
{
GUI.contentColor = Color.white;
if (GUILayout.Button("Build"))
{
points.BuildCollider();
}
GUI.contentColor = Color.black;
}
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
GUILayout.Label("Handle Size", GUILayout.Width(80));
if (!points.useGlobal)
{
points.handleSize = GUILayout.HorizontalSlider(points.handleSize, 0, 1, GUILayout.Width(width - 85));
}
else
{
points.settings.handleSize = GUILayout.HorizontalSlider(points.settings.handleSize, points.settings.handleRange.x, points.settings.handleRange.y, GUILayout.Width(width - 85));
}
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
GUILayout.Label("Handle Color", GUILayout.Width(80));
if (!points.useGlobal)
{
points.handleColor = EditorGUILayout.ColorField(points.handleColor);
}
else
{
points.settings.handleColor = EditorGUILayout.ColorField(points.settings.handleColor);
}
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
GUILayout.Label("Line Color", GUILayout.Width(80));
if (!points.useGlobal)
{
points.lineColor = EditorGUILayout.ColorField(points.lineColor);
}
else
{
points.settings.lineColor = EditorGUILayout.ColorField(points.settings.lineColor);
}
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
GUILayout.Label("Default Color", GUILayout.Width(80));
if (!points.useGlobal)
{
points.unselectedColor = EditorGUILayout.ColorField(points.unselectedColor);
}
else
{
points.settings.unselectedColor = EditorGUILayout.ColorField(points.settings.unselectedColor);
}
GUILayout.EndHorizontal();
GUILayout.Space(5);
if (!points.useGlobal)
{
points.showControls = EditorGUILayout.Foldout(points.showControls, "Controls");
}
else
{
points.settings.showControls = EditorGUILayout.Foldout(points.settings.showControls, "Controls", true);
}
showControls = points.useGlobal ? points.settings.showControls : points.showControls;
if (showControls)
{
GUILayout.Label("Shift + Left Click = Add Point");
GUILayout.Label("Control + Left Click = Delete Point");
GUILayout.Label("Left Click + Drag = Move Point");
GUILayout.Label("Shift + Right Click = Add Path");
GUILayout.Label("Control + Right Click = Delete Path");
height = expandedHeight;
}
else
{
height = collapseHeight;
}
GUILayout.EndArea();
Handles.EndGUI();
#endregion
#region Position Popup Settings
if (showPositionSetting)
{
Handles.BeginGUI();
Vector3 pos = points.paths[currentPath].points[rightClickPoint];
pos.x = points.paths[currentPath].points[rightClickPoint].x + handleSize;
Vector2 v2 = HandleUtility.WorldToGUIPoint(pos);
GUI.DrawTexture(new Rect(v2.x + 5, v2.y - 15f, 260, 25), CreateTexture(215, 25, handleColor));
GUILayout.BeginArea(new Rect(v2.x + 10, v2.y - 10f, 250, 20));
EditorGUILayout.BeginHorizontal();
float x = points.paths[currentPath].points[rightClickPoint].x;
float y = points.paths[currentPath].points[rightClickPoint].y;
Color textColor = new Color();
if (handleColor.r < 0.5f && handleColor.g < 0.5f && handleColor.b < 0.5f)
{
textColor = Color.white;
}
else
{
textColor = Color.black;
}
GUISkin skin = (GUISkin)Resources.Load("2DCollisionSkin", typeof(GUISkin));
GUIStyle labelStyle = new GUIStyle(skin.GetStyle("label"));
GUIStyle textStyle = new GUIStyle(skin.GetStyle("textField"));
EditorGUI.BeginChangeCheck();
GUI.contentColor = textColor;
EditorGUILayout.LabelField("x", labelStyle, GUILayout.Width(15));
GUI.contentColor = Color.white;
x = EditorGUILayout.FloatField(x);
GUI.contentColor = textColor;
EditorGUILayout.LabelField("y", labelStyle, GUILayout.Width(15));
GUI.contentColor = Color.white;
y = EditorGUILayout.FloatField(y);
points.paths[currentPath].points[rightClickPoint] = new Vector3(x, y);
if (GUI.changed)
{
if (autoBuild)
{
points.BuildCollider();
}
}
EditorGUILayout.EndHorizontal();
GUILayout.EndArea();
Handles.EndGUI();
}
#endregion
}
private void Input(Event e, Vector3 mouse)
{
Points points = (Points)target;
Rect rect = new Rect(5, 5, width + 10, height + 10);
#region Input while over point
if (!rect.Contains(e.mousePosition) && mouseOverPoint != null)
{
if (mouseOverPoint != null)
{
if (dragging)
{
Undo.RecordObject(points, "Point Moved");
points.paths[currentPath].points[(int)mouseOverPoint] = mouse;
if (autoBuild)
{
points.BuildCollider();
}
}
if (e.type == EventType.MouseDown && e.button == 0 && e.modifiers != EventModifiers.Shift)
{
if (e.modifiers != EventModifiers.Control)
{
dragging = true;
}
}
if (e.type == EventType.MouseUp && e.button == 0)
{
dragging = false;
}
if (e.type == EventType.MouseDown && e.button == 0 && e.modifiers == EventModifiers.Control)
{
Undo.RecordObject(points, "Point Removed");
points.paths[currentPath].points.RemoveAt((int)mouseOverPoint);
if (autoBuild)
{
points.BuildCollider();
}
}
if (e.type == EventType.MouseDown && e.button == 1 && e.modifiers != EventModifiers.Control)
{
positionSettingStart = e.mousePosition;
GenericMenu menu = new GenericMenu();
menu.AddItem(new GUIContent("Set Position"), false, Callback, 1);
string str = showPositionSetting ? "Close" : "Cancel";
menu.AddItem(new GUIContent(str), false, Callback, 2);
menu.ShowAsContext();
}
if (e.type == EventType.MouseDown && e.button == 1 && e.modifiers == EventModifiers.Control)
{
Undo.RecordObject(points, "Remove Path");
points.RemovePath(currentPath);
if (autoBuild)
{
points.BuildCollider();
}
}
if (e.type == EventType.MouseDown)
{
if ((int)mouseOverPoint != rightClickPoint)
{
showPositionSetting = false;
}
}
}
}
#endregion
#region Input while not over point
if (!rect.Contains(e.mousePosition) && mouseOverPoint == null)
{
if (e.type == EventType.MouseDown && e.button == 0 && e.modifiers == EventModifiers.Shift)
{
handleSize = points.useGlobal ? points.settings.handleSize : points.handleSize;
float closestLine = handleSize;
int index = -1;
Vector2 m2 = new Vector2(mouse.x, mouse.y);
for (int i = 0; i < points.paths.Count; i++)
{
for (int j = 0; j < points.paths[i].points.Count; j++)
{
Vector2 p1 = new Vector2(points.paths[i].points[j].x, points.paths[i].points[j].y);
Vector2 p2 = Vector2.zero;
if (j > 0)
{
p2 = new Vector2(points.paths[i].points[j - 1].x, points.paths[i].points[j - 1].y);
}
else
{
p2 = new Vector2(points.paths[i].points[points.paths[i].points.Count - 1].x, points.paths[i].points[points.paths[i].points.Count - 1].y);
}
float dist = HandleUtility.DistancePointToLineSegment(m2, p1, p2);
if (dist < closestLine)
{
closestLine = dist;
index = j;
}
}
}
Undo.RecordObject(points, "Add Point");
if (index > -1)
{
points.InsertPoint(m2, index, currentPath);
}
else
{
points.AddPoint(m2, currentPath);
}
SceneView.RepaintAll();
if (autoBuild)
{
points.BuildCollider();
}
}
if (e.type == EventType.MouseDown && e.button == 1 && e.modifiers == EventModifiers.Shift)
{
Undo.RecordObject(points, "Add Path");
points.AddPath();
currentPath = points.paths.Count - 1;
points.AddPoint(mouse, currentPath);
if (autoBuild)
{
points.BuildCollider();
}
}
}
#endregion
}