static float RotationSlider(int controlID, Vector3 cornerPos, float rotation, Vector3 pivot, Vector3 handleDir, Vector3 outwardsDir1, Vector3 outwardsDir2, float handleSize, HandlesExtra.CapFunction drawFunc, Vector2 snap)
{
EventType eventType = Event.current.GetTypeForControl(controlID);
Vector3 b = outwardsDir1 + outwardsDir2;
Vector3 guiCornerPos = HandleUtility.WorldToGUIPoint(cornerPos);
Vector3 b2 = ((Vector3)HandleUtility.WorldToGUIPoint(cornerPos + b) - guiCornerPos).normalized * 15f;
cornerPos = HandlesExtra.GUIToWorld(guiCornerPos + b2);
Vector3 newPosition = HandlesExtra.Slider2D(controlID, cornerPos, drawFunc);
rotation = rotation - AngleAroundAxis(newPosition - pivot, cornerPos - pivot, handleDir);
if (eventType == EventType.Layout)
{
HandleUtility.AddControl(controlID, HandleUtility.DistanceToCircle(cornerPos, HandleUtility.GetHandleSize(cornerPos + b) / 10f));
}
if (eventType == EventType.Repaint)
{
if ((HandleUtility.nearestControl == controlID && GUIUtility.hotControl == 0) || GUIUtility.hotControl == controlID)
{
Rect cursorRect = new Rect(0, 0, 20f, 20f);
cursorRect.center = Event.current.mousePosition;
EditorGUIUtility.AddCursorRect(cursorRect, MouseCursor.RotateArrow, controlID);
}
}
return(rotation);
}
static Vector3 SideSlider(int controlID, Vector3 position, Vector3 sideVector, Vector3 direction, HandlesExtra.CapFunction drawFunc)
{
Vector3 vector = HandlesExtra.Slider2D(controlID, position, drawFunc);
vector = position + Vector3.Project(vector - position, direction);
return(vector);
}
static Rect MoveHandlesGUI(Rect rect, ref Vector3 position, Quaternion rotation, bool anchorPivot = false)
{
int controlID = GUIUtility.GetControlID("RectMoveHandles".GetHashCode(), FocusType.Passive);
EventType eventType = Event.current.GetTypeForControl(controlID);
if (eventType == EventType.MouseDown)
{
s_StartRect = rect;
}
EditorGUI.BeginChangeCheck();
Vector3 newPosition = HandlesExtra.Slider2D(controlID, position, null);
if (EditorGUI.EndChangeCheck())
{
if (anchorPivot)
{
Vector2 delta = Quaternion.Inverse(rotation) * (newPosition - position);
rect.min = s_StartRect.min + delta;
rect.max = s_StartRect.max + delta;
}
else
{
position = newPosition;
}
}
if (eventType == EventType.Layout)
{
Vector2 mousePositionRectSpace = Vector2.zero;
mousePositionRectSpace = Quaternion.Inverse(rotation) *
(HandlesExtra.GUIToWorld(Event.current.mousePosition) - position);
if (rect.Contains(mousePositionRectSpace, true))
{
HandleUtility.AddControl(controlID, 0f);
}
}
if (eventType == EventType.Repaint)
{
if ((!Event.current.alt &&
HandleUtility.nearestControl == controlID &&
GUIUtility.hotControl == 0) ||
GUIUtility.hotControl == controlID)
{
Rect cursorRect = new Rect(0f, 0f, 20f, 20f);
cursorRect.center = Event.current.mousePosition;
EditorGUIUtility.AddCursorRect(cursorRect, MouseCursor.MoveArrow, controlID);
}
}
return(rect);
}
public static Rect Do(int controlID)
{
EventType eventType = Event.current.GetTypeForControl(controlID);
if (eventType == EventType.MouseDown)
{
s_StartPosition = HandlesExtra.GUIToWorld(Event.current.mousePosition);
s_EndPosition = s_StartPosition;
s_currentRect.position = s_StartPosition;
s_currentRect.size = Vector2.zero;
}
if (eventType == EventType.Layout)
{
HandleUtility.AddDefaultControl(controlID);
}
if (eventType == EventType.Repaint)
{
if (GUIUtility.hotControl == controlID)
{
RectHandles.RenderRect(s_currentRect, Vector3.zero, Quaternion.identity, new Color(0f, 1f, 1f, 1f),
0.05f, 0.8f);
}
}
if (Camera.current)
{
#if UNITY_5_6_OR_NEWER
s_EndPosition = Handles.Slider2D(controlID, s_EndPosition, Vector3.forward, Vector3.right, Vector3.up,
HandleUtility.GetHandleSize(s_EndPosition) / 4f, (id, pos, rot, size, evt) => { }, Vector2.zero);
#else
s_EndPosition =
Handles.Slider2D(controlID, s_EndPosition, Vector3.forward, Vector3.right, Vector3.up, HandleUtility.GetHandleSize(s_EndPosition) / 4f, (id, pos, rot, size) => {}, Vector2.zero);
#endif
}
else
{
s_EndPosition = HandlesExtra.Slider2D(controlID, s_EndPosition, null);
}
s_currentRect.min = s_StartPosition;
s_currentRect.max = s_EndPosition;
return(s_currentRect);
}
static Rect PivotHandleGUI(Rect rect, ref Vector3 position, Quaternion rotation)
{
int controlID = GUIUtility.GetControlID("RectPivotHandle".GetHashCode(), FocusType.Passive);
EventType eventType = Event.current.GetTypeForControl(controlID);
EditorGUI.BeginChangeCheck();
Vector3 newPosition = HandlesExtra.Slider2D(controlID, position, HandlesExtra.PivotCap);
if (EditorGUI.EndChangeCheck())
{
Vector3 pivotDelta = (newPosition - position);
Vector2 pivotDeltaLocal = Quaternion.Inverse(rotation) * pivotDelta;
position = newPosition;
rect.position -= pivotDeltaLocal;
}
if (eventType == EventType.Layout)
{
float radius = HandleUtility.GetHandleSize(position) / 2f;
if (Camera.current)
{
radius = HandleUtility.GetHandleSize(position) / 10f;
}
HandleUtility.AddControl(controlID, HandleUtility.DistanceToCircle(position, radius));
}
if (eventType == EventType.Repaint)
{
if ((HandleUtility.nearestControl == controlID && GUIUtility.hotControl == 0) ||
GUIUtility.hotControl == controlID)
{
Rect cursorRect = new Rect(0, 0, 20f, 20f);
cursorRect.center = Event.current.mousePosition;
EditorGUIUtility.AddCursorRect(cursorRect, MouseCursor.Arrow, controlID);
}
}
return(rect);
}
static Rect ResizeHandlesGUI(Rect rect, ref Vector3 position, Quaternion rotation, bool anchorPivot = false)
{
if (Event.current.type == EventType.MouseDown)
{
s_StartRect = rect;
s_CurrentRect = rect;
s_StartPosition = position;
s_StartPivot = GetNormalizedPivot(rect);
}
Vector3 scale = Vector3.one;
Quaternion inverseRotation = Quaternion.Inverse(rotation);
for (int i = 0; i <= 2; i++)
{
for (int j = 0; j <= 2; j++)
{
if (i != 1 || j != 1)
{
Vector3 startWorldPoint = GetRectPointInWorld(s_StartRect, s_StartPosition, rotation, i, j);
Vector3 currentWorldPoint = GetRectPointInWorld(s_CurrentRect, s_StartPosition, rotation, i, j);
Vector3 rectWorldPoint = GetRectPointInWorld(rect, position, rotation, i, j);
int controlID = GUIUtility.GetControlID("RectResizeHandles".GetHashCode(), FocusType.Passive);
EventType eventType = Event.current.GetTypeForControl(controlID);
if (GUI.color.a > 0f || GUIUtility.hotControl == controlID)
{
EditorGUI.BeginChangeCheck();
Vector3 newPosition = Vector3.zero;
MouseCursor cursor = MouseCursor.Arrow;
if (i == 1 || j == 1)
{
Vector3 sideVector = (i != 1) ? (rotation * Vector3.up * rect.height) : (rotation * Vector3.right * rect.width);
Vector3 direction = (i != 1) ? (rotation * Vector3.right) : (rotation * Vector3.up);
newPosition = SideSlider(controlID, currentWorldPoint, sideVector, direction, null);
if (!Event.current.alt && eventType == EventType.Layout)
{
Vector3 normalized2 = sideVector.normalized;
Vector3 p1 = rectWorldPoint + sideVector * 0.5f;
Vector3 p2 = rectWorldPoint - sideVector * 0.5f;
Vector3 offset = -normalized2 *HandleUtility.GetHandleSize(p1) / 20f;
Vector3 offset2 = normalized2 * HandleUtility.GetHandleSize(p2) / 20f;
HandleUtility.AddControl(controlID, HandleUtility.DistanceToLine(p1 + offset, p2 + offset2));
}
cursor = GetScaleCursor(direction);
}
else
{
HandlesExtra.DotCap(controlID, rectWorldPoint, Quaternion.identity, 1f, eventType);
newPosition = HandlesExtra.Slider2D(controlID, currentWorldPoint, null);
if (!Event.current.alt && eventType == EventType.Layout)
{
HandleUtility.AddControl(controlID, HandleUtility.DistanceToCircle(rectWorldPoint, HandleUtility.GetHandleSize(rectWorldPoint) / 20f));
}
Vector3 outwardsDir = rotation * Vector3.right * (float)(i - 1);
Vector3 outwardsDir2 = rotation * Vector3.up * (float)(j - 1);
cursor = GetScaleCursor(outwardsDir + outwardsDir2);
}
if (eventType == EventType.Repaint)
{
if ((HandleUtility.nearestControl == controlID && GUIUtility.hotControl == 0) || GUIUtility.hotControl == controlID)
{
Rect cursorRect = new Rect(0, 0, 20f, 20f);
cursorRect.center = Event.current.mousePosition;
EditorGUIUtility.AddCursorRect(cursorRect, cursor, controlID);
}
}
if (EditorGUI.EndChangeCheck())
{
Vector3 scalePivot = Vector3.zero;
Vector2 scalePivotLocal = Vector2.one;
bool alt = Event.current.alt;
bool actionKey = EditorGUI.actionKey;
bool shiftDown = Event.current.shift && !actionKey;
if (!alt)
{
scalePivot = GetRectPointInWorld(s_StartRect, s_StartPosition, rotation, 2 - i, 2 - j);
scalePivotLocal = inverseRotation * (scalePivot - s_StartPosition);
}
Vector3 localRectPoint = inverseRotation * (startWorldPoint - scalePivot);
Vector3 localNewPosition = inverseRotation * (newPosition - scalePivot);
if (i != 1)
{
scale.x = localNewPosition.x / localRectPoint.x;
}
if (j != 1)
{
scale.y = localNewPosition.y / localRectPoint.y;
}
if (shiftDown)
{
float d = (i != 1) ? scale.x : scale.y;
scale = Vector3.one * d;
}
if (actionKey && i == 1)
{
if (Event.current.shift)
{
scale.x = (scale.z = 1f / Mathf.Sqrt(Mathf.Max(scale.y, 0.0001f)));
}
else
{
scale.x = 1f / Mathf.Max(scale.y, 0.0001f);
}
}
if (shiftDown)
{
float d2 = (i != 1) ? scale.x : scale.y;
scale = Vector3.one * d2;
}
if (actionKey && i == 1)
{
if (Event.current.shift)
{
scale.x = (scale.z = 1f / Mathf.Sqrt(Mathf.Max(scale.y, 0.0001f)));
}
else
{
scale.x = 1f / Mathf.Max(scale.y, 0.0001f);
}
}
if (actionKey && j == 1)
{
if (Event.current.shift)
{
scale.y = (scale.z = 1f / Mathf.Sqrt(Mathf.Max(scale.x, 0.0001f)));
}
else
{
scale.y = 1f / Mathf.Max(scale.x, 0.0001f);
}
}
s_CurrentRect.min = Vector2.Scale(scale, s_StartRect.min - scalePivotLocal) + scalePivotLocal;
s_CurrentRect.max = Vector2.Scale(scale, s_StartRect.max - scalePivotLocal) + scalePivotLocal;
if (anchorPivot)
{
rect.min = s_CurrentRect.min;
rect.max = s_CurrentRect.max;
}
else
{
rect.position = Vector2.Scale(scale, s_StartRect.position);
rect.size = Vector2.Scale(scale, s_StartRect.size);
Vector2 newPivot = new Vector2(s_CurrentRect.xMin + (s_CurrentRect.xMax - s_CurrentRect.xMin) * s_StartPivot.x,
s_CurrentRect.yMin + (s_CurrentRect.yMax - s_CurrentRect.yMin) * s_StartPivot.y);
position = s_StartPosition + rotation * newPivot;
}
}
}
}
}
}
return(rect);
}
