/// <summary>
/// Make the specified selection pixel-perfect.
/// </summary>
static public void MakePixelPerfect(Transform t)
{
UIWidget w = t.GetComponent <UIWidget>();
if (w != null)
{
w.MakePixelPerfect();
}
if (t.GetComponent <UIAnchor>() == null && t.GetComponent <UIRoot>() == null)
{
#if UNITY_EDITOR
RegisterUndo(t, "Make Pixel-Perfect");
#endif
t.localPosition = Round(t.localPosition);
t.localScale = Round(t.localScale);
}
// Recurse into children
for (int i = 0, imax = t.childCount; i < imax; ++i)
{
MakePixelPerfect(t.GetChild(i));
}
}
/// <summary>
/// Draw widget's dimensions.
/// </summary>
static void DrawDimensions(SerializedObject so, UIWidget w, bool isPrefab)
{
GUILayout.BeginHorizontal();
{
bool freezeSize = so.isEditingMultipleObjects;
UILabel lbl = w as UILabel;
if (!freezeSize && lbl)
{
freezeSize = (lbl.overflowMethod == UILabel.Overflow.ResizeFreely);
}
if (freezeSize)
{
EditorGUI.BeginDisabledGroup(true);
NGUIEditorTools.DrawProperty("Size", so, "mWidth", GUILayout.MinWidth(100f));
EditorGUI.EndDisabledGroup();
}
else
{
GUI.changed = false;
int val = EditorGUILayout.IntField("Size", w.width, GUILayout.MinWidth(100f));
if (GUI.changed)
{
NGUIEditorTools.RegisterUndo("Dimensions Change", w);
w.width = val;
}
}
if (!freezeSize && lbl)
{
UILabel.Overflow ov = lbl.overflowMethod;
freezeSize = (ov == UILabel.Overflow.ResizeFreely || ov == UILabel.Overflow.ResizeHeight);
}
NGUIEditorTools.SetLabelWidth(12f);
if (freezeSize)
{
EditorGUI.BeginDisabledGroup(true);
NGUIEditorTools.DrawProperty("x", so, "mHeight", GUILayout.MinWidth(30f));
EditorGUI.EndDisabledGroup();
}
else
{
GUI.changed = false;
int val = EditorGUILayout.IntField("x", w.height, GUILayout.MinWidth(30f));
if (GUI.changed)
{
NGUIEditorTools.RegisterUndo("Dimensions Change", w);
w.height = val;
}
}
NGUIEditorTools.SetLabelWidth(80f);
if (isPrefab)
{
GUILayout.Space(70f);
}
else
{
EditorGUI.BeginDisabledGroup(so.isEditingMultipleObjects);
if (GUILayout.Button("Snap", GUILayout.Width(60f)))
{
foreach (GameObject go in Selection.gameObjects)
{
UIWidget pw = go.GetComponent <UIWidget>();
if (pw != null)
{
NGUIEditorTools.RegisterUndo("Snap Dimensions", pw);
NGUIEditorTools.RegisterUndo("Snap Dimensions", pw.transform);
pw.MakePixelPerfect();
}
}
}
EditorGUI.EndDisabledGroup();
}
}
GUILayout.EndHorizontal();
}
/// <summary>
/// All widgets have depth, color and make pixel-perfect options
/// </summary>
protected void DrawCommonProperties()
{
PrefabType type = PrefabUtility.GetPrefabType(mWidget.gameObject);
NGUIEditorTools.DrawSeparator();
#if UNITY_3_5
// Pivot point -- old school drop-down style
UIWidget.Pivot pivot = (UIWidget.Pivot)EditorGUILayout.EnumPopup("Pivot", mWidget.pivot);
if (mWidget.pivot != pivot)
{
NGUIEditorTools.RegisterUndo("Pivot Change", mWidget);
mWidget.pivot = pivot;
}
#else
// Pivot point -- the new, more visual style
GUILayout.BeginHorizontal();
GUILayout.Label("Pivot", GUILayout.Width(76f));
Toggle("\u25C4", "ButtonLeft", UIWidget.Pivot.Left, true);
Toggle("\u25AC", "ButtonMid", UIWidget.Pivot.Center, true);
Toggle("\u25BA", "ButtonRight", UIWidget.Pivot.Right, true);
Toggle("\u25B2", "ButtonLeft", UIWidget.Pivot.Top, false);
Toggle("\u258C", "ButtonMid", UIWidget.Pivot.Center, false);
Toggle("\u25BC", "ButtonRight", UIWidget.Pivot.Bottom, false);
GUILayout.EndHorizontal();
#endif
// Depth navigation
if (type != PrefabType.Prefab)
{
GUILayout.Space(2f);
GUILayout.BeginHorizontal();
{
EditorGUILayout.PrefixLabel("Depth");
int depth = mWidget.depth;
if (GUILayout.Button("Back", GUILayout.Width(60f)))
{
--depth;
}
depth = EditorGUILayout.IntField(depth);
if (GUILayout.Button("Forward", GUILayout.Width(60f)))
{
++depth;
}
if (mWidget.depth != depth)
{
NGUIEditorTools.RegisterUndo("Depth Change", mWidget);
mWidget.depth = depth;
}
}
GUILayout.EndHorizontal();
int matchingDepths = 0;
for (int i = 0; i < UIWidget.list.size; ++i)
{
UIWidget w = UIWidget.list[i];
if (w != null && w.depth == mWidget.depth)
{
++matchingDepths;
}
}
if (matchingDepths > 1)
{
EditorGUILayout.HelpBox(matchingDepths + " widgets are using the depth value of " + mWidget.depth +
". It may not be clear what should be in front of what.", MessageType.Warning);
}
}
// Pixel-correctness
if (type != PrefabType.Prefab)
{
GUILayout.BeginHorizontal();
{
EditorGUILayout.PrefixLabel("Correction");
if (GUILayout.Button("Make Pixel-Perfect"))
{
NGUIEditorTools.RegisterUndo("Make Pixel-Perfect", mWidget.transform);
mWidget.MakePixelPerfect();
}
}
GUILayout.EndHorizontal();
}
EditorGUILayout.Space();
// Color tint
GUILayout.BeginHorizontal();
Color color = EditorGUILayout.ColorField("Color Tint", mWidget.color);
if (GUILayout.Button("Copy", GUILayout.Width(50f)))
{
NGUISettings.color = color;
}
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
NGUISettings.color = EditorGUILayout.ColorField("Clipboard", NGUISettings.color);
if (GUILayout.Button("Paste", GUILayout.Width(50f)))
{
color = NGUISettings.color;
}
GUILayout.EndHorizontal();
if (mWidget.color != color)
{
NGUIEditorTools.RegisterUndo("Color Change", mWidget);
mWidget.color = color;
}
}
/// <summary>
/// Draw the on-screen selection, knobs, and handle all interaction logic.
/// </summary>
public void OnSceneGUI()
{
if (!UIWidget.showHandles)
{
return;
}
mWidget = target as UIWidget;
Handles.color = mOutlineColor;
Transform t = mWidget.cachedTransform;
Event e = Event.current;
int id = GUIUtility.GetControlID(s_Hash, FocusType.Passive);
EventType type = e.GetTypeForControl(id);
Vector3[] corners = NGUIMath.CalculateWidgetCorners(mWidget);
Handles.DrawLine(corners[0], corners[1]);
Handles.DrawLine(corners[1], corners[2]);
Handles.DrawLine(corners[2], corners[3]);
Handles.DrawLine(corners[0], corners[3]);
Vector3[] worldPos = new Vector3[8];
worldPos[0] = corners[0];
worldPos[1] = corners[1];
worldPos[2] = corners[2];
worldPos[3] = corners[3];
worldPos[4] = (corners[0] + corners[1]) * 0.5f;
worldPos[5] = (corners[1] + corners[2]) * 0.5f;
worldPos[6] = (corners[2] + corners[3]) * 0.5f;
worldPos[7] = (corners[0] + corners[3]) * 0.5f;
Vector2[] screenPos = new Vector2[8];
for (int i = 0; i < 8; ++i)
{
screenPos[i] = HandleUtility.WorldToGUIPoint(worldPos[i]);
}
Bounds b = new Bounds(screenPos[0], Vector3.zero);
for (int i = 1; i < 8; ++i)
{
b.Encapsulate(screenPos[i]);
}
// Time to figure out what kind of action is underneath the mouse
Action actionUnderMouse = mAction;
UIWidget.Pivot pivotUnderMouse = UIWidget.Pivot.Center;
if (actionUnderMouse == Action.None)
{
int index = 0;
float dist = GetScreenDistance(worldPos, e.mousePosition, out index);
if (mWidget.showResizeHandles && dist < 10f)
{
pivotUnderMouse = mPivots[index];
actionUnderMouse = Action.Scale;
}
else if (e.modifiers == 0 && SceneViewDistanceToRectangle(corners, e.mousePosition) == 0f)
{
actionUnderMouse = Action.Move;
}
else if (dist < 30f)
{
actionUnderMouse = Action.Rotate;
}
}
// Change the mouse cursor to a more appropriate one
#if !UNITY_3_5
{
Vector2 min = b.min;
Vector2 max = b.max;
min.x -= 30f;
max.x += 30f;
min.y -= 30f;
max.y += 30f;
Rect rect = new Rect(min.x, min.y, max.x - min.x, max.y - min.y);
if (actionUnderMouse == Action.Rotate)
{
SetCursorRect(rect, MouseCursor.RotateArrow);
}
else if (actionUnderMouse == Action.Move)
{
SetCursorRect(rect, MouseCursor.MoveArrow);
}
else if (mWidget.showResizeHandles && actionUnderMouse == Action.Scale)
{
SetCursorRect(rect, MouseCursor.ScaleArrow);
}
else
{
SetCursorRect(rect, MouseCursor.Arrow);
}
}
#endif
switch (type)
{
case EventType.Repaint:
{
if (mWidget.showResizeHandles)
{
Handles.BeginGUI();
{
for (int i = 0; i < 8; ++i)
{
DrawKnob(worldPos[i], mWidget.pivot == mPivots[i], id);
}
}
Handles.EndGUI();
}
}
break;
case EventType.MouseDown:
{
mStartMouse = e.mousePosition;
mAllowSelection = true;
if (e.button == 1)
{
if (e.modifiers == 0)
{
GUIUtility.hotControl = GUIUtility.keyboardControl = id;
e.Use();
}
}
else if (e.button == 0 && actionUnderMouse != Action.None && Raycast(corners, out mStartDrag))
{
mStartPos = t.position;
mStartRot = t.localRotation.eulerAngles;
mStartDir = mStartDrag - t.position;
mStartScale = t.localScale;
mDragPivot = pivotUnderMouse;
mActionUnderMouse = actionUnderMouse;
GUIUtility.hotControl = GUIUtility.keyboardControl = id;
e.Use();
}
}
break;
case EventType.MouseDrag:
{
// Prevent selection once the drag operation begins
bool dragStarted = (e.mousePosition - mStartMouse).magnitude > 3f;
if (dragStarted)
{
mAllowSelection = false;
}
if (GUIUtility.hotControl == id)
{
e.Use();
if (mAction != Action.None || mActionUnderMouse != Action.None)
{
Vector3 pos;
if (Raycast(corners, out pos))
{
if (mAction == Action.None && mActionUnderMouse != Action.None)
{
// Wait until the mouse moves by more than a few pixels
if (dragStarted)
{
if (mActionUnderMouse == Action.Move)
{
mStartPos = t.position;
NGUIEditorTools.RegisterUndo("Move widget", t);
}
else if (mActionUnderMouse == Action.Rotate)
{
mStartRot = t.localRotation.eulerAngles;
mStartDir = mStartDrag - t.position;
NGUIEditorTools.RegisterUndo("Rotate widget", t);
}
else if (mActionUnderMouse == Action.Scale)
{
mStartPos = t.localPosition;
mStartScale = t.localScale;
mDragPivot = pivotUnderMouse;
NGUIEditorTools.RegisterUndo("Scale widget", t);
}
mAction = actionUnderMouse;
}
}
if (mAction != Action.None)
{
if (mAction == Action.Move)
{
t.position = mStartPos + (pos - mStartDrag);
pos = t.localPosition;
pos.x = Mathf.RoundToInt(pos.x);
pos.y = Mathf.RoundToInt(pos.y);
t.localPosition = pos;
}
else if (mAction == Action.Rotate)
{
Vector3 dir = pos - t.position;
float angle = Vector3.Angle(mStartDir, dir);
if (angle > 0f)
{
float dot = Vector3.Dot(Vector3.Cross(mStartDir, dir), t.forward);
if (dot < 0f)
{
angle = -angle;
}
angle = mStartRot.z + angle;
if (e.modifiers != EventModifiers.Shift)
{
angle = Mathf.Round(angle / 15f) * 15f;
}
else
{
angle = Mathf.Round(angle);
}
t.localRotation = Quaternion.Euler(mStartRot.x, mStartRot.y, angle);
}
}
else if (mAction == Action.Scale)
{
// World-space delta since the drag started
Vector3 delta = pos - mStartDrag;
// Adjust the widget's position and scale based on the delta, restricted by the pivot
AdjustPosAndScale(mWidget, mStartPos, mStartScale, delta, mDragPivot);
}
}
}
}
}
}
break;
case EventType.MouseUp:
{
if (GUIUtility.hotControl == id)
{
GUIUtility.hotControl = 0;
GUIUtility.keyboardControl = 0;
if (e.button < 2)
{
bool handled = false;
if (e.button == 1)
{
// Right-click: Select the widget below
SelectWidget(mWidget, e.mousePosition, false);
handled = true;
}
else if (mAction == Action.None)
{
if (mAllowSelection)
{
// Left-click: Select the widget above
SelectWidget(mWidget, e.mousePosition, true);
handled = true;
}
}
else
{
// Finished dragging something
mAction = Action.None;
mActionUnderMouse = Action.None;
Vector3 pos = t.localPosition;
Vector3 scale = t.localScale;
if (mWidget.pixelPerfectAfterResize)
{
t.localPosition = pos;
t.localScale = scale;
mWidget.MakePixelPerfect();
}
else
{
pos.x = Mathf.Round(pos.x);
pos.y = Mathf.Round(pos.y);
scale.x = Mathf.Round(scale.x);
scale.y = Mathf.Round(scale.y);
t.localPosition = pos;
t.localScale = scale;
}
handled = true;
}
if (handled)
{
mActionUnderMouse = Action.None;
mAction = Action.None;
e.Use();
}
}
}
else if (mAllowSelection)
{
BetterList <UIWidget> widgets = SceneViewRaycast(mWidget.panel, e.mousePosition);
if (widgets.size > 0)
{
Selection.activeGameObject = widgets[0].gameObject;
}
}
mAllowSelection = true;
}
break;
case EventType.KeyDown:
{
if (e.keyCode == KeyCode.UpArrow)
{
Vector3 pos = t.localPosition;
pos.y += 1f;
t.localPosition = pos;
e.Use();
}
else if (e.keyCode == KeyCode.DownArrow)
{
Vector3 pos = t.localPosition;
pos.y -= 1f;
t.localPosition = pos;
e.Use();
}
else if (e.keyCode == KeyCode.LeftArrow)
{
Vector3 pos = t.localPosition;
pos.x -= 1f;
t.localPosition = pos;
e.Use();
}
else if (e.keyCode == KeyCode.RightArrow)
{
Vector3 pos = t.localPosition;
pos.x += 1f;
t.localPosition = pos;
e.Use();
}
else if (e.keyCode == KeyCode.Escape)
{
if (GUIUtility.hotControl == id)
{
if (mAction != Action.None)
{
if (mAction == Action.Move)
{
t.position = mStartPos;
}
else if (mAction == Action.Rotate)
{
t.localRotation = Quaternion.Euler(mStartRot);
}
else if (mAction == Action.Scale)
{
t.position = mStartPos;
t.localScale = mStartScale;
}
}
GUIUtility.hotControl = 0;
GUIUtility.keyboardControl = 0;
mActionUnderMouse = Action.None;
mAction = Action.None;
e.Use();
}
else
{
Selection.activeGameObject = null;
}
}
}
break;
}
}
/// <summary>
/// All widgets have depth, color and make pixel-perfect options
/// </summary>
protected void DrawCommonProperties()
{
#if UNITY_3_4
PrefabType type = EditorUtility.GetPrefabType(mWidget.gameObject);
#else
PrefabType type = PrefabUtility.GetPrefabType(mWidget.gameObject);
#endif
NGUIEditorTools.DrawSeparator();
// Pixel-correctness
if (type != PrefabType.Prefab)
{
GUILayout.BeginHorizontal();
{
EditorGUILayout.PrefixLabel("Correction");
if (GUILayout.Button("Make Pixel-Perfect"))
{
NGUIEditorTools.RegisterUndo("Make Pixel-Perfect", mWidget.transform);
mWidget.MakePixelPerfect();
}
}
GUILayout.EndHorizontal();
}
// Pivot point -- old school drop-down style
//UIWidget.Pivot pivot = (UIWidget.Pivot)EditorGUILayout.EnumPopup("Pivot", mWidget.pivot);
//if (mWidget.pivot != pivot)
//{
// NGUIEditorTools.RegisterUndo("Pivot Change", mWidget);
// mWidget.pivot = pivot;
//}
// Pivot point -- the new, more visual style
GUILayout.BeginHorizontal();
GUILayout.Label("Pivot", GUILayout.Width(76f));
Toggle("◄", "ButtonLeft", UIWidget.Pivot.Left, true);
Toggle("▬", "ButtonMid", UIWidget.Pivot.Center, true);
Toggle("►", "ButtonRight", UIWidget.Pivot.Right, true);
Toggle("▲", "ButtonLeft", UIWidget.Pivot.Top, false);
Toggle("▌", "ButtonMid", UIWidget.Pivot.Center, false);
Toggle("▼", "ButtonRight", UIWidget.Pivot.Bottom, false);
GUILayout.EndHorizontal();
// Depth navigation
if (type != PrefabType.Prefab)
{
GUILayout.Space(2f);
GUILayout.BeginHorizontal();
{
EditorGUILayout.PrefixLabel("Depth");
int depth = mWidget.depth;
if (GUILayout.Button("Back", GUILayout.Width(60f)))
{
--depth;
}
depth = EditorGUILayout.IntField(depth);
if (GUILayout.Button("Forward", GUILayout.Width(60f)))
{
++depth;
}
if (mWidget.depth != depth)
{
NGUIEditorTools.RegisterUndo("Depth Change", mWidget);
mWidget.depth = depth;
mDepthCheck = true;
}
}
GUILayout.EndHorizontal();
UIPanel panel = mWidget.panel;
if (panel != null)
{
int count = 0;
for (int i = 0; i < panel.widgets.size; ++i)
{
UIWidget w = panel.widgets[i];
if (w != null && w.depth == mWidget.depth && w.material == mWidget.material)
{
++count;
}
}
if (count > 1)
{
EditorGUILayout.HelpBox(count + " widgets are using the depth value of " + mWidget.depth +
". It may not be clear what should be in front of what.", MessageType.Warning);
}
if (mDepthCheck)
{
if (panel.drawCalls.size > 1)
{
EditorGUILayout.HelpBox("The widgets underneath this panel are using more than one atlas. You may need to adjust transform position's Z value instead. When adjusting the Z, lower value means closer to the camera.", MessageType.Warning);
}
}
}
}
NGUIEditorTools.DrawSeparator();
// Color tint
GUILayout.BeginHorizontal();
Color color = EditorGUILayout.ColorField("Color Tint", mWidget.color);
if (GUILayout.Button("Copy", GUILayout.Width(50f)))
{
NGUISettings.color = color;
}
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
NGUISettings.color = EditorGUILayout.ColorField("Clipboard", NGUISettings.color);
if (GUILayout.Button("Paste", GUILayout.Width(50f)))
{
color = NGUISettings.color;
}
GUILayout.EndHorizontal();
if (mWidget.color != color)
{
NGUIEditorTools.RegisterUndo("Color Change", mWidget);
mWidget.color = color;
}
}
/// <summary>
/// All widgets have depth, color and make pixel-perfect options
/// </summary>
protected void DrawCommonProperties()
{
#if UNITY_3_4
PrefabType type = EditorUtility.GetPrefabType(mWidget.gameObject);
#else
PrefabType type = PrefabUtility.GetPrefabType(mWidget.gameObject);
#endif
NGUIEditorTools.DrawSeparator();
// Depth navigation
if (type != PrefabType.Prefab)
{
GUILayout.BeginHorizontal();
{
EditorGUILayout.PrefixLabel("Depth");
int depth = mWidget.depth;
if (GUILayout.Button("Back"))
{
--depth;
}
depth = EditorGUILayout.IntField(depth, GUILayout.Width(40f));
if (GUILayout.Button("Forward"))
{
++depth;
}
if (mWidget.depth != depth)
{
NGUIEditorTools.RegisterUndo("Depth Change", mWidget);
mWidget.depth = depth;
mDepthCheck = true;
}
}
GUILayout.EndHorizontal();
UIPanel panel = mWidget.panel;
if (panel != null)
{
int count = 0;
for (int i = 0; i < panel.widgets.size; ++i)
{
UIWidget w = panel.widgets[i];
if (w != null && w.depth == mWidget.depth && w.material == mWidget.material)
{
++count;
}
}
if (count > 1)
{
EditorGUILayout.HelpBox(count + " widgets are using the depth value of " + mWidget.depth +
". It may not be clear what should be in front of what.", MessageType.Warning);
}
if (mDepthCheck)
{
if (panel.drawCalls.size > 1)
{
EditorGUILayout.HelpBox("The widgets underneath this panel are using more than one atlas. You may need to adjust transform position's Z value instead. When adjusting the Z, lower value means closer to the camera.", MessageType.Warning);
}
}
}
}
// Pivot point
UIWidget.Pivot pivot = (UIWidget.Pivot)EditorGUILayout.EnumPopup("Pivot", mWidget.pivot);
if (mWidget.pivot != pivot)
{
NGUIEditorTools.RegisterUndo("Pivot Change", mWidget);
mWidget.pivot = pivot;
}
// Pixel-correctness
if (type != PrefabType.Prefab)
{
GUILayout.BeginHorizontal();
{
EditorGUILayout.PrefixLabel("Correction");
if (GUILayout.Button("Make Pixel-Perfect"))
{
NGUIEditorTools.RegisterUndo("Make Pixel-Perfect", mWidget.transform);
mWidget.MakePixelPerfect();
}
}
GUILayout.EndHorizontal();
}
// Color tint
Color color = EditorGUILayout.ColorField("Color Tint", mWidget.color);
if (mWidget.color != color)
{
NGUIEditorTools.RegisterUndo("Color Change", mWidget);
mWidget.color = color;
}
}
/// <summary>
/// Draw the inspector widget.
/// </summary>
public override void OnInspectorGUI()
{
Transform trans = target as Transform;
EditorGUIUtility.LookLikeControls(15f);
serializedObject.Update();
// For clarity purposes, if there is a widget, we want to disable rotation around X and Y, and disable scaling on the Z.
bool isWidget = false;
bool isStatic = false;
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
UIWidget w = t.GetComponent <UIWidget>();
if (w != null)
{
isWidget = true;
if (Application.isPlaying)
{
PrefabType type = PrefabUtility.GetPrefabType(w.gameObject);
if (type != PrefabType.Prefab)
{
isStatic = (w.panel != null) && w.panel.widgetsAreStatic;
}
}
break;
}
}
}
// Position
EditorGUILayout.BeginHorizontal();
{
Axes axes = GetMultipleValuesAxes(mPosition);
if (DrawButton("P", "Reset Position", !isStatic && (axes != Axes.None || IsResetPositionValid(trans)), 20f))
{
NGUIEditorTools.RegisterUndo("Reset Position", serializedObject.targetObjects);
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
t.localPosition = Vector3.zero;
}
}
}
GUI.changed = false;
VectorWrapper final = DrawVector3(trans.localPosition, axes, isStatic ? Axes.None : Axes.All);
if (GUI.changed)
{
NGUIEditorTools.RegisterUndo("Reset Position", serializedObject.targetObjects);
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
Vector3 v = t.localPosition;
if ((final.axes & Axes.X) != 0)
{
v.x = final.value.x;
}
if ((final.axes & Axes.Y) != 0)
{
v.y = final.value.y;
}
if ((final.axes & Axes.Z) != 0)
{
v.z = final.value.z;
}
t.localPosition = v;
}
}
}
}
EditorGUILayout.EndHorizontal();
// Rotation
EditorGUILayout.BeginHorizontal();
{
Axes axes = GetMultipleValuesAxes(mRotation);
if (DrawButton("R", "Reset Rotation", !isStatic && (axes != Axes.None || IsResetRotationValid(trans)), 20f))
{
NGUIEditorTools.RegisterUndo("Reset Rotation", serializedObject.targetObjects);
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
t.localRotation = Quaternion.identity;
}
}
}
GUI.changed = false;
VectorWrapper final = DrawVector3(trans.localEulerAngles, axes, isStatic ? Axes.None : (isWidget ? Axes.Z : Axes.All));
if (GUI.changed)
{
NGUIEditorTools.RegisterUndo("Reset Rotation", serializedObject.targetObjects);
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
Vector3 v = t.localEulerAngles;
if ((final.axes & Axes.X) != 0)
{
v.x = final.value.x;
}
if ((final.axes & Axes.Y) != 0)
{
v.y = final.value.y;
}
if ((final.axes & Axes.Z) != 0)
{
v.z = final.value.z;
}
t.localEulerAngles = v;
}
}
}
}
EditorGUILayout.EndHorizontal();
// Scale
EditorGUILayout.BeginHorizontal();
{
Axes axes = GetMultipleValuesAxes(mScale);
if (DrawButton("S", "Reset Scale", !isStatic && (axes != Axes.None || IsResetScaleValid(trans)), 20f))
{
NGUIEditorTools.RegisterUndo("Reset Scale", serializedObject.targetObjects);
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
UIWidget w = t.GetComponent <UIWidget>();
if (w != null)
{
w.MakePixelPerfect();
}
else
{
t.localScale = Vector3.one;
}
}
}
}
GUI.changed = false;
VectorWrapper final = DrawVector3(trans.localScale, axes, isStatic ? Axes.None : (isWidget ? (Axes.X | Axes.Y) : Axes.All));
if (GUI.changed)
{
NGUIEditorTools.RegisterUndo("Reset Scale", serializedObject.targetObjects);
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
Vector3 v = t.localScale;
if ((final.axes & Axes.X) != 0)
{
v.x = final.value.x;
}
if ((final.axes & Axes.Y) != 0)
{
v.y = final.value.y;
}
if ((final.axes & Axes.Z) != 0)
{
v.z = final.value.z;
}
t.localScale = v;
}
}
}
}
EditorGUILayout.EndHorizontal();
if (isStatic)
{
EditorGUILayout.HelpBox("The panel managing this widget has the \"widgets are static\" flag set, so all transform changes will be ignored.", MessageType.Warning);
}
}
/// <summary>
/// Draw the on-screen selection, knobs, and handle all interaction logic.
/// </summary>
public void OnSceneGUI ()
{
if (!UIWidget.showHandles) return;
mWidget = target as UIWidget;
Handles.color = mOutlineColor;
Transform t = mWidget.cachedTransform;
Event e = Event.current;
int id = GUIUtility.GetControlID(s_Hash, FocusType.Passive);
EventType type = e.GetTypeForControl(id);
Vector3[] corners = NGUIMath.CalculateWidgetCorners(mWidget);
Handles.DrawLine(corners[0], corners[1]);
Handles.DrawLine(corners[1], corners[2]);
Handles.DrawLine(corners[2], corners[3]);
Handles.DrawLine(corners[0], corners[3]);
Vector3[] worldPos = new Vector3[8];
worldPos[0] = corners[0];
worldPos[1] = corners[1];
worldPos[2] = corners[2];
worldPos[3] = corners[3];
worldPos[4] = (corners[0] + corners[1]) * 0.5f;
worldPos[5] = (corners[1] + corners[2]) * 0.5f;
worldPos[6] = (corners[2] + corners[3]) * 0.5f;
worldPos[7] = (corners[0] + corners[3]) * 0.5f;
Vector2[] screenPos = new Vector2[8];
for (int i = 0; i < 8; ++i) screenPos[i] = HandleUtility.WorldToGUIPoint(worldPos[i]);
Bounds b = new Bounds(screenPos[0], Vector3.zero);
for (int i = 1; i < 8; ++i) b.Encapsulate(screenPos[i]);
// Time to figure out what kind of action is underneath the mouse
Action actionUnderMouse = mAction;
UIWidget.Pivot pivotUnderMouse = UIWidget.Pivot.Center;
if (actionUnderMouse == Action.None)
{
int index = 0;
float dist = GetScreenDistance(worldPos, e.mousePosition, out index);
if (mWidget.showResizeHandles && dist < 10f)
{
pivotUnderMouse = mPivots[index];
actionUnderMouse = Action.Scale;
}
else if (e.modifiers == 0 && SceneViewDistanceToRectangle(corners, e.mousePosition) == 0f)
{
actionUnderMouse = Action.Move;
}
else if (dist < 30f)
{
actionUnderMouse = Action.Rotate;
}
}
// Change the mouse cursor to a more appropriate one
#if !UNITY_3_5
{
Vector2 min = b.min;
Vector2 max = b.max;
min.x -= 30f;
max.x += 30f;
min.y -= 30f;
max.y += 30f;
Rect rect = new Rect(min.x, min.y, max.x - min.x, max.y - min.y);
if (actionUnderMouse == Action.Rotate)
{
SetCursorRect(rect, MouseCursor.RotateArrow);
}
else if (actionUnderMouse == Action.Move)
{
SetCursorRect(rect, MouseCursor.MoveArrow);
}
else if (mWidget.showResizeHandles && actionUnderMouse == Action.Scale)
{
SetCursorRect(rect, MouseCursor.ScaleArrow);
}
else SetCursorRect(rect, MouseCursor.Arrow);
}
#endif
switch (type)
{
case EventType.Repaint:
{
if (mWidget.showResizeHandles)
{
Handles.BeginGUI();
{
for (int i = 0; i < 8; ++i)
{
DrawKnob(worldPos[i], mWidget.pivot == mPivots[i], id);
}
}
Handles.EndGUI();
}
}
break;
case EventType.MouseDown:
{
mStartMouse = e.mousePosition;
mAllowSelection = true;
if (e.button == 1)
{
if (e.modifiers == 0)
{
GUIUtility.hotControl = GUIUtility.keyboardControl = id;
e.Use();
}
}
else if (e.button == 0 && actionUnderMouse != Action.None && Raycast(corners, out mStartDrag))
{
mStartPos = t.position;
mStartRot = t.localRotation.eulerAngles;
mStartDir = mStartDrag - t.position;
mStartScale = t.localScale;
mDragPivot = pivotUnderMouse;
mActionUnderMouse = actionUnderMouse;
GUIUtility.hotControl = GUIUtility.keyboardControl = id;
e.Use();
}
}
break;
case EventType.MouseDrag:
{
// Prevent selection once the drag operation begins
bool dragStarted = (e.mousePosition - mStartMouse).magnitude > 3f;
if (dragStarted) mAllowSelection = false;
if (GUIUtility.hotControl == id)
{
e.Use();
if (mAction != Action.None || mActionUnderMouse != Action.None)
{
Vector3 pos;
if (Raycast(corners, out pos))
{
if (mAction == Action.None && mActionUnderMouse != Action.None)
{
// Wait until the mouse moves by more than a few pixels
if (dragStarted)
{
if (mActionUnderMouse == Action.Move)
{
mStartPos = t.position;
NGUIEditorTools.RegisterUndo("Move widget", t);
}
else if (mActionUnderMouse == Action.Rotate)
{
mStartRot = t.localRotation.eulerAngles;
mStartDir = mStartDrag - t.position;
NGUIEditorTools.RegisterUndo("Rotate widget", t);
}
else if (mActionUnderMouse == Action.Scale)
{
mStartPos = t.localPosition;
mStartScale = t.localScale;
mDragPivot = pivotUnderMouse;
NGUIEditorTools.RegisterUndo("Scale widget", t);
}
mAction = actionUnderMouse;
}
}
if (mAction != Action.None)
{
if (mAction == Action.Move)
{
t.position = mStartPos + (pos - mStartDrag);
pos = t.localPosition;
pos.x = Mathf.RoundToInt(pos.x);
pos.y = Mathf.RoundToInt(pos.y);
t.localPosition = pos;
}
else if (mAction == Action.Rotate)
{
Vector3 dir = pos - t.position;
float angle = Vector3.Angle(mStartDir, dir);
if (angle > 0f)
{
float dot = Vector3.Dot(Vector3.Cross(mStartDir, dir), t.forward);
if (dot < 0f) angle = -angle;
angle = mStartRot.z + angle;
if (e.modifiers != EventModifiers.Shift) angle = Mathf.Round(angle / 15f) * 15f;
else angle = Mathf.Round(angle);
t.localRotation = Quaternion.Euler(mStartRot.x, mStartRot.y, angle);
}
}
else if (mAction == Action.Scale)
{
// World-space delta since the drag started
Vector3 delta = pos - mStartDrag;
// Adjust the widget's position and scale based on the delta, restricted by the pivot
AdjustPosAndScale(mWidget, mStartPos, mStartScale, delta, mDragPivot);
}
}
}
}
}
}
break;
case EventType.MouseUp:
{
if (GUIUtility.hotControl == id)
{
GUIUtility.hotControl = 0;
GUIUtility.keyboardControl = 0;
if (e.button < 2)
{
bool handled = false;
if (e.button == 1)
{
// Right-click: Select the widget below
SelectWidget(mWidget, e.mousePosition, false);
handled = true;
}
else if (mAction == Action.None)
{
if (mAllowSelection)
{
// Left-click: Select the widget above
SelectWidget(mWidget, e.mousePosition, true);
handled = true;
}
}
else
{
// Finished dragging something
mAction = Action.None;
mActionUnderMouse = Action.None;
Vector3 pos = t.localPosition;
Vector3 scale = t.localScale;
if (mWidget.pixelPerfectAfterResize)
{
t.localPosition = pos;
t.localScale = scale;
mWidget.MakePixelPerfect();
}
else
{
pos.x = Mathf.Round(pos.x);
pos.y = Mathf.Round(pos.y);
scale.x = Mathf.Round(scale.x);
scale.y = Mathf.Round(scale.y);
t.localPosition = pos;
t.localScale = scale;
}
handled = true;
}
if (handled)
{
mActionUnderMouse = Action.None;
mAction = Action.None;
e.Use();
}
}
}
else if (mAllowSelection)
{
BetterList<UIWidget> widgets = SceneViewRaycast(mWidget.panel, e.mousePosition);
if (widgets.size > 0) Selection.activeGameObject = widgets[0].gameObject;
}
mAllowSelection = true;
}
break;
case EventType.KeyDown:
{
if (e.keyCode == KeyCode.UpArrow)
{
Vector3 pos = t.localPosition;
pos.y += 1f;
t.localPosition = pos;
e.Use();
}
else if (e.keyCode == KeyCode.DownArrow)
{
Vector3 pos = t.localPosition;
pos.y -= 1f;
t.localPosition = pos;
e.Use();
}
else if (e.keyCode == KeyCode.LeftArrow)
{
Vector3 pos = t.localPosition;
pos.x -= 1f;
t.localPosition = pos;
e.Use();
}
else if (e.keyCode == KeyCode.RightArrow)
{
Vector3 pos = t.localPosition;
pos.x += 1f;
t.localPosition = pos;
e.Use();
}
else if (e.keyCode == KeyCode.Escape)
{
if (GUIUtility.hotControl == id)
{
if (mAction != Action.None)
{
if (mAction == Action.Move)
{
t.position = mStartPos;
}
else if (mAction == Action.Rotate)
{
t.localRotation = Quaternion.Euler(mStartRot);
}
else if (mAction == Action.Scale)
{
t.position = mStartPos;
t.localScale = mStartScale;
}
}
GUIUtility.hotControl = 0;
GUIUtility.keyboardControl = 0;
mActionUnderMouse = Action.None;
mAction = Action.None;
e.Use();
}
else Selection.activeGameObject = null;
}
}
break;
}
}
/// <summary>
/// All widgets have depth, color and make pixel-perfect options
/// </summary>
protected void DrawCommonProperties()
{
#if UNITY_3_4
PrefabType type = EditorUtility.GetPrefabType(mWidget.gameObject);
#else
PrefabType type = PrefabUtility.GetPrefabType(mWidget.gameObject);
#endif
NGUIEditorTools.DrawSeparator();
// Depth navigation
if (type != PrefabType.Prefab)
{
GUILayout.BeginHorizontal();
{
EditorGUILayout.PrefixLabel("Depth");
int depth = mWidget.depth;
if (GUILayout.Button("Back"))
{
--depth;
}
depth = EditorGUILayout.IntField(depth, GUILayout.Width(40f));
if (GUILayout.Button("Forward"))
{
++depth;
}
if (mWidget.depth != depth)
{
NGUIEditorTools.RegisterUndo("Depth Change", mWidget);
mWidget.depth = depth;
}
}
GUILayout.EndHorizontal();
}
Color color = EditorGUILayout.ColorField("Color Tint", mWidget.color);
if (mWidget.color != color)
{
NGUIEditorTools.RegisterUndo("Color Change", mWidget);
mWidget.color = color;
}
// Depth navigation
if (type != PrefabType.Prefab)
{
GUILayout.BeginHorizontal();
{
EditorGUILayout.PrefixLabel("Correction");
if (GUILayout.Button("Make Pixel-Perfect"))
{
NGUIEditorTools.RegisterUndo("Make Pixel-Perfect", mWidget.transform);
mWidget.MakePixelPerfect();
}
}
GUILayout.EndHorizontal();
}
UIWidget.Pivot pivot = (UIWidget.Pivot)EditorGUILayout.EnumPopup("Pivot", mWidget.pivot);
if (mWidget.pivot != pivot)
{
NGUIEditorTools.RegisterUndo("Pivot Change", mWidget);
mWidget.pivot = pivot;
}
if (mAllowPreview && mWidget.mainTexture != null)
{
GUILayout.BeginHorizontal();
{
UISettings.texturePreview = EditorGUILayout.Toggle("Preview", UISettings.texturePreview, GUILayout.Width(100f));
/*if (UISettings.texturePreview)
* {
* if (mUseShader != EditorGUILayout.Toggle("Use Shader", mUseShader))
* {
* mUseShader = !mUseShader;
*
* if (mUseShader)
* {
* // TODO: Remove this when Unity fixes the bug with DrawPreviewTexture not being affected by BeginGroup
* Debug.LogWarning("There is a bug in Unity that prevents the texture from getting clipped properly.\n" +
* "Until it's fixed by Unity, your texture may spill onto the rest of the Unity's GUI while using this mode.");
* }
* }
* }*/
}
GUILayout.EndHorizontal();
// Draw the texture last
if (UISettings.texturePreview)
{
OnDrawTexture();
}
}
}
/// <summary>
/// All widgets have depth, color and make pixel-perfect options
/// </summary>
protected void DrawCommonProperties()
{
PrefabType type = PrefabUtility.GetPrefabType(mWidget.gameObject);
if (NGUIEditorTools.DrawHeader("Widget"))
{
NGUIEditorTools.BeginContents();
// Color tint
GUILayout.BeginHorizontal();
Color color = EditorGUILayout.ColorField("Color Tint", mWidget.color);
if (GUILayout.Button("Copy", GUILayout.Width(50f)))
{
NGUISettings.color = color;
}
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
NGUISettings.color = EditorGUILayout.ColorField("Clipboard", NGUISettings.color);
if (GUILayout.Button("Paste", GUILayout.Width(50f)))
{
color = NGUISettings.color;
}
GUILayout.EndHorizontal();
if (mWidget.color != color)
{
NGUIEditorTools.RegisterUndo("Color Change", mWidget);
mWidget.color = color;
}
GUILayout.Space(6f);
#if UNITY_3_5
// Pivot point -- old school drop-down style
UIWidget.Pivot pivot = (UIWidget.Pivot)EditorGUILayout.EnumPopup("Pivot", mWidget.pivot);
if (mWidget.pivot != pivot)
{
NGUIEditorTools.RegisterUndo("Pivot Change", mWidget);
mWidget.pivot = pivot;
}
#else
// Pivot point -- the new, more visual style
GUILayout.BeginHorizontal();
GUILayout.Label("Pivot", GUILayout.Width(76f));
Toggle("\u25C4", "ButtonLeft", UIWidget.Pivot.Left, true);
Toggle("\u25AC", "ButtonMid", UIWidget.Pivot.Center, true);
Toggle("\u25BA", "ButtonRight", UIWidget.Pivot.Right, true);
Toggle("\u25B2", "ButtonLeft", UIWidget.Pivot.Top, false);
Toggle("\u258C", "ButtonMid", UIWidget.Pivot.Center, false);
Toggle("\u25BC", "ButtonRight", UIWidget.Pivot.Bottom, false);
GUILayout.EndHorizontal();
#endif
// Depth navigation
if (type != PrefabType.Prefab)
{
GUILayout.Space(2f);
GUILayout.BeginHorizontal();
{
EditorGUILayout.PrefixLabel("Depth");
int depth = mWidget.depth;
if (GUILayout.Button("Back", GUILayout.Width(60f)))
{
--depth;
}
depth = EditorGUILayout.IntField(depth, GUILayout.MinWidth(20f));
if (GUILayout.Button("Forward", GUILayout.Width(68f)))
{
++depth;
}
if (mWidget.depth != depth)
{
NGUIEditorTools.RegisterUndo("Depth Change", mWidget);
mWidget.depth = depth;
}
}
GUILayout.EndHorizontal();
int matchingDepths = 0;
for (int i = 0; i < UIWidget.list.size; ++i)
{
UIWidget w = UIWidget.list[i];
if (w != null && w.panel != null && mWidget.panel != null &&
w.panel.depth == mWidget.panel.depth && w.depth == mWidget.depth)
{
++matchingDepths;
}
}
if (matchingDepths > 1)
{
EditorGUILayout.HelpBox(matchingDepths + " widgets are sharing the depth value of " + mWidget.depth, MessageType.Info);
}
}
GUI.changed = false;
GUILayout.BeginHorizontal();
int width = EditorGUILayout.IntField("Dimensions", mWidget.width, GUILayout.Width(128f));
NGUIEditorTools.SetLabelWidth(12f);
int height = EditorGUILayout.IntField("x", mWidget.height, GUILayout.MinWidth(30f));
NGUIEditorTools.SetLabelWidth(80f);
if (GUI.changed)
{
NGUIEditorTools.RegisterUndo("Widget Change", mWidget);
mWidget.width = width;
mWidget.height = height;
}
if (type != PrefabType.Prefab)
{
if (GUILayout.Button("Correct", GUILayout.Width(68f)))
{
NGUIEditorTools.RegisterUndo("Widget Change", mWidget);
NGUIEditorTools.RegisterUndo("Make Pixel-Perfect", mWidget.transform);
mWidget.MakePixelPerfect();
}
}
else
{
GUILayout.Space(70f);
}
GUILayout.EndHorizontal();
NGUIEditorTools.EndContents();
}
}
/// <summary>
/// Draw the inspector widget.
/// </summary>
public override void OnInspectorGUI()
{
Transform trans = target as Transform;
EditorGUIUtility.LookLikeControls(15f);
serializedObject.Update();
// For clarity purposes, if there is a widget, we want to disable rotation around X and Y, and disable scaling on the Z.
bool isWidget = false;
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
if (t.GetComponent <UIWidget>() != null)
{
isWidget = true;
break;
}
}
}
// Position
EditorGUILayout.BeginHorizontal();
{
Axes axes = GetMultipleValuesAxes(mPosition);
if (DrawButton("P", "Reset Position", axes != Axes.None || IsResetPositionValid(trans), 20f))
{
NGUIEditorTools.RegisterUndo("Reset Position", serializedObject.targetObjects);
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
t.localPosition = Vector3.zero;
}
}
}
GUI.changed = false;
VectorWrapper final = DrawVector3(trans.localPosition, axes, Axes.All);
if (GUI.changed)
{
NGUIEditorTools.RegisterUndo("Reset Position", serializedObject.targetObjects);
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
Vector3 v = t.localPosition;
if ((final.axes & Axes.X) != 0)
{
v.x = final.value.x;
}
if ((final.axes & Axes.Y) != 0)
{
v.y = final.value.y;
}
if ((final.axes & Axes.Z) != 0)
{
v.z = final.value.z;
}
t.localPosition = v;
}
}
}
}
EditorGUILayout.EndHorizontal();
// Rotation
EditorGUILayout.BeginHorizontal();
{
Axes axes = GetMultipleValuesAxes(mRotation);
if (DrawButton("R", "Reset Rotation", axes != Axes.None || IsResetRotationValid(trans), 20f))
{
NGUIEditorTools.RegisterUndo("Reset Rotation", serializedObject.targetObjects);
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
t.localRotation = Quaternion.identity;
}
}
}
GUI.changed = false;
VectorWrapper final = DrawVector3(trans.localEulerAngles, axes, isWidget ? Axes.Z : Axes.All);
if (GUI.changed)
{
NGUIEditorTools.RegisterUndo("Reset Rotation", serializedObject.targetObjects);
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
Vector3 v = t.localEulerAngles;
if ((final.axes & Axes.X) != 0)
{
v.x = final.value.x;
}
if ((final.axes & Axes.Y) != 0)
{
v.y = final.value.y;
}
if ((final.axes & Axes.Z) != 0)
{
v.z = final.value.z;
}
t.localEulerAngles = v;
}
}
}
}
EditorGUILayout.EndHorizontal();
// Scale
EditorGUILayout.BeginHorizontal();
{
Axes axes = GetMultipleValuesAxes(mScale);
if (DrawButton("S", "Reset Scale", (axes != Axes.None || IsResetScaleValid(trans)), 20f))
{
NGUIEditorTools.RegisterUndo("Reset Scale", serializedObject.targetObjects);
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
UIWidget w = t.GetComponent <UIWidget>();
if (w != null)
{
w.MakePixelPerfect();
}
else
{
t.localScale = Vector3.one;
}
}
}
}
GUI.changed = false;
VectorWrapper final = DrawVector3(trans.localScale, axes, isWidget ? (Axes.X | Axes.Y) : Axes.All);
if (GUI.changed)
{
NGUIEditorTools.RegisterUndo("Reset Scale", serializedObject.targetObjects);
foreach (Object obj in serializedObject.targetObjects)
{
Transform t = obj as Transform;
if (t != null)
{
Vector3 v = t.localScale;
if ((final.axes & Axes.X) != 0)
{
v.x = final.value.x;
}
if ((final.axes & Axes.Y) != 0)
{
v.y = final.value.y;
}
if ((final.axes & Axes.Z) != 0)
{
v.z = final.value.z;
}
t.localScale = v;
}
}
}
}
EditorGUILayout.EndHorizontal();
}