public static void SetCursor(int id, Vector3 from, Vector3 to)
{
if (UnityEditor.HandleUtility.nearestControl != id &&
EditorGUIUtility.hotControl != id)
{
return;
}
SetArrowCursor(SceneHandleUtility.GetCursorForEdge(from, to));
}
public static Vector3 Edge2DHandleOffset(int id, Vector3 from, Vector3 to, Vector3 position, Vector3 handleDir, Vector3 slideDir1, Vector3 slideDir2, float handleSize, CapFunction capFunction, Axes axes = Axes.None, Vector3?snappingSteps = null)
{
var evt = Event.current;
switch (evt.GetTypeForControl(id))
{
case EventType.Layout:
{
if (Tools.current == Tool.View ||
Tools.current == Tool.None ||
evt.alt)
{
break;
}
UnityEditor.HandleUtility.AddControl(id, UnityEditor.HandleUtility.DistanceToLine(from, to) * 0.5f);
break;
}
case EventType.Repaint:
{
var sceneView = SceneView.currentDrawingSceneView;
if (sceneView &&
Tools.current != Tool.View &&
Tools.current != Tool.None &&
!evt.alt)
{
if (UnityEditor.HandleUtility.nearestControl == id || EditorGUIUtility.hotControl == id)
{
var rect = sceneView.position;
rect.min = Vector2.zero;
EditorGUIUtility.AddCursorRect(rect, SceneHandleUtility.GetCursorForEdge(from, to));
}
}
if (EditorGUIUtility.keyboardControl == id)
{
SceneHandles.DrawAAPolyLine(3.0f, from, to);
}
else
{
SceneHandles.DrawAAPolyLine(2.5f, from, to);
}
break;
}
}
var points = new Vector3[] { from, to };
var result = Slider2D.Do(id, points, position, Vector3.zero, handleDir, slideDir1, slideDir2, handleSize, capFunction, axes, snappingSteps: snappingSteps);
return(result[0] - from);
}
public static Vector3 Edge1DHandleOffset(int id, Axis axis, Vector3 from, Vector3 to, Vector3 position, Vector3 direction, float snappingStep, float handleSize, CapFunction capFunction)
{
var evt = Event.current;
switch (evt.GetTypeForControl(id))
{
case EventType.Layout:
{
if (Tools.current == Tool.View ||
Tools.current == Tool.None ||
evt.alt)
{
break;
}
UnityEditor.HandleUtility.AddControl(id, UnityEditor.HandleUtility.DistanceToLine(from, to));
break;
}
case EventType.Repaint:
{
var sceneView = SceneView.currentDrawingSceneView;
if (sceneView &&
Tools.current != Tool.View &&
Tools.current != Tool.None &&
!evt.alt)
{
var rect = sceneView.position;
rect.min = Vector2.zero;
var hovering = UnityEditor.HandleUtility.nearestControl == id &&
UnityEditor.HandleUtility.DistanceToLine(from, to) < 10; // in case multiple edges share the same id, we want to ignore those that aren't even close
if (EditorGUIUtility.hotControl == id || hovering)
{
EditorGUIUtility.AddCursorRect(rect, SceneHandleUtility.GetCursorForEdge(from, to));
}
}
SceneHandles.DrawAAPolyLine(3.0f, from, to);
break;
}
}
var points = new Vector3[] { from, to };
var result = Slider1DHandle(id, axis, points, position, direction, snappingStep, handleSize, capFunction);
return(result[0] - from);
}