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YGOProUnity_V2/Assets/NGUI/Scripts/Editor/UIWidgetInspector.cs
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lllyasviel 72f9f431f4 first
2017-05-14 16:15:52 +08:00

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//----------------------------------------------
// NGUI: Next-Gen UI kit
// Copyright © 2011-2015 Tasharen Entertainment
//----------------------------------------------
using UnityEngine;
using UnityEditor;
using System.Collections.Generic;
/// <summary>
/// Inspector class used to edit UIWidgets.
/// </summary>
[CanEditMultipleObjects]
[CustomEditor(typeof(UIWidget), true)]
public class UIWidgetInspector : UIRectEditor
{
static public new UIWidgetInspector instance;
public enum Action
{
None,
Move,
Scale,
Rotate,
}
Action mAction = Action.None;
Action mActionUnderMouse = Action.None;
bool mAllowSelection = true;
protected UIWidget mWidget;
static protected bool mUseShader = false;
static GUIStyle mBlueDot = null;
static GUIStyle mYellowDot = null;
static GUIStyle mRedDot = null;
static GUIStyle mOrangeDot = null;
static GUIStyle mGreenDot = null;
static GUIStyle mGreyDot = null;
static MouseCursor mCursor = MouseCursor.Arrow;
static public UIWidget.Pivot[] pivotPoints =
{
UIWidget.Pivot.BottomLeft,
UIWidget.Pivot.TopLeft,
UIWidget.Pivot.TopRight,
UIWidget.Pivot.BottomRight,
UIWidget.Pivot.Left,
UIWidget.Pivot.Top,
UIWidget.Pivot.Right,
UIWidget.Pivot.Bottom,
};
static int s_Hash = "WidgetHash".GetHashCode();
Vector3 mLocalPos = Vector3.zero;
Vector3 mWorldPos = Vector3.zero;
int mStartWidth = 0;
int mStartHeight = 0;
Vector3 mStartDrag = Vector3.zero;
Vector2 mStartMouse = Vector2.zero;
Vector3 mStartRot = Vector3.zero;
Vector3 mStartDir = Vector3.right;
Vector2 mStartLeft = Vector2.zero;
Vector2 mStartRight = Vector2.zero;
Vector2 mStartBottom = Vector2.zero;
Vector2 mStartTop = Vector2.zero;
UIWidget.Pivot mDragPivot = UIWidget.Pivot.Center;
/// <summary>
/// Raycast into the screen.
/// </summary>
static public bool Raycast (Vector3[] corners, out Vector3 hit)
{
Plane plane = new Plane(corners[0], corners[1], corners[2]);
Ray ray = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
float dist = 0f;
bool isHit = plane.Raycast(ray, out dist);
hit = isHit ? ray.GetPoint(dist) : Vector3.zero;
return isHit;
}
/// <summary>
/// Color used by the handles based on the current color scheme.
/// </summary>
static public Color handlesColor
{
get
{
if (NGUISettings.colorMode == NGUISettings.ColorMode.Orange)
{
return new Color(1f, 0.5f, 0f);
}
else if (NGUISettings.colorMode == NGUISettings.ColorMode.Green)
{
return Color.green;
}
return Color.white;
}
}
/// <summary>
/// Draw a control dot at the specified world position.
/// </summary>
static public void DrawKnob (Vector3 point, bool selected, bool canResize, int id)
{
if (mGreyDot == null) mGreyDot = "sv_label_0";
if (mBlueDot == null) mBlueDot = "sv_label_1";
if (mGreenDot == null) mGreenDot = "sv_label_3";
if (mYellowDot == null) mYellowDot = "sv_label_4";
if (mOrangeDot == null) mOrangeDot = "sv_label_5";
if (mRedDot == null) mRedDot = "sv_label_6";
Vector2 screenPoint = HandleUtility.WorldToGUIPoint(point);
#if UNITY_4_3 || UNITY_4_5 || UNITY_4_6
Rect rect = new Rect(screenPoint.x - 7f, screenPoint.y - 7f, 14f, 14f);
#else
Rect rect = new Rect(screenPoint.x - 5f, screenPoint.y - 9f, 14f, 14f);
#endif
if (selected)
{
if (NGUISettings.colorMode == NGUISettings.ColorMode.Orange)
{
mRedDot.Draw(rect, GUIContent.none, id);
}
else
{
mOrangeDot.Draw(rect, GUIContent.none, id);
}
}
else if (canResize)
{
if (NGUISettings.colorMode == NGUISettings.ColorMode.Orange)
{
mOrangeDot.Draw(rect, GUIContent.none, id);
}
else if (NGUISettings.colorMode == NGUISettings.ColorMode.Green)
{
mGreenDot.Draw(rect, GUIContent.none, id);
}
else
{
mBlueDot.Draw(rect, GUIContent.none, id);
}
}
else mGreyDot.Draw(rect, GUIContent.none, id);
}
/// <summary>
/// Screen-space distance from the mouse position to the specified world position.
/// </summary>
static public float GetScreenDistance (Vector3 worldPos, Vector2 mousePos)
{
Vector2 screenPos = HandleUtility.WorldToGUIPoint(worldPos);
return Vector2.Distance(mousePos, screenPos);
}
/// <summary>
/// Closest screen-space distance from the mouse position to one of the specified world points.
/// </summary>
static public float GetScreenDistance (Vector3[] worldPoints, Vector2 mousePos, out int index)
{
float min = float.MaxValue;
index = 0;
for (int i = 0; i < worldPoints.Length; ++i)
{
float distance = GetScreenDistance(worldPoints[i], mousePos);
if (distance < min)
{
index = i;
min = distance;
}
}
return min;
}
/// <summary>
/// Set the mouse cursor rectangle, refreshing the screen when it gets changed.
/// </summary>
static public void SetCursorRect (Rect rect, MouseCursor cursor)
{
EditorGUIUtility.AddCursorRect(rect, cursor);
if (Event.current.type == EventType.MouseMove)
{
if (mCursor != cursor)
{
mCursor = cursor;
Event.current.Use();
}
}
}
protected override void OnDisable ()
{
base.OnDisable();
NGUIEditorTools.HideMoveTool(false);
instance = null;
}
/// <summary>
/// Convert the specified 4 corners into 8 pivot points (adding left, top, right, bottom -- in that order).
/// </summary>
static public Vector3[] GetHandles (Vector3[] corners)
{
Vector3[] v = new Vector3[8];
v[0] = corners[0];
v[1] = corners[1];
v[2] = corners[2];
v[3] = corners[3];
v[4] = (corners[0] + corners[1]) * 0.5f;
v[5] = (corners[1] + corners[2]) * 0.5f;
v[6] = (corners[2] + corners[3]) * 0.5f;
v[7] = (corners[0] + corners[3]) * 0.5f;
return v;
}
/// <summary>
/// Determine what kind of pivot point is under the mouse and update the cursor accordingly.
/// </summary>
static public UIWidget.Pivot GetPivotUnderMouse (Vector3[] worldPos, Event e, bool[] resizable, bool movable, ref Action action)
{
// Time to figure out what kind of action is underneath the mouse
UIWidget.Pivot pivotUnderMouse = UIWidget.Pivot.Center;
if (action == Action.None)
{
int index = 0;
float dist = GetScreenDistance(worldPos, e.mousePosition, out index);
bool alt = (e.modifiers & EventModifiers.Alt) != 0;
if (resizable[index] && dist < 10f)
{
pivotUnderMouse = pivotPoints[index];
action = Action.Scale;
}
else if (!alt && NGUIEditorTools.SceneViewDistanceToRectangle(worldPos, e.mousePosition) == 0f)
{
action = movable ? Action.Move : Action.Rotate;
}
else if (dist < 30f)
{
action = Action.Rotate;
}
}
// Change the mouse cursor to a more appropriate one
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]);
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 (action == Action.Rotate)
{
SetCursorRect(rect, MouseCursor.RotateArrow);
}
else if (action == Action.Move)
{
SetCursorRect(rect, MouseCursor.MoveArrow);
}
else if (action == Action.Scale)
{
SetCursorRect(rect, MouseCursor.ScaleArrow);
}
else SetCursorRect(rect, MouseCursor.Arrow);
return pivotUnderMouse;
}
/// <summary>
/// Draw the specified anchor point.
/// </summary>
static public void DrawAnchorHandle (UIRect.AnchorPoint anchor, Transform myTrans, Vector3[] myCorners, int side, int id)
{
if (!anchor.target) return;
int i0, i1;
if (side == 0)
{
// Left
i0 = 0;
i1 = 1;
}
else if (side == 1)
{
// Top
i0 = 1;
i1 = 2;
}
else if (side == 2)
{
// Right
i0 = 3;
i1 = 2;
}
else
{
// Bottom
i0 = 0;
i1 = 3;
}
Vector3 myPos = (myCorners[i0] + myCorners[i1]) * 0.5f;
Vector3[] sides = null;
if (anchor.rect != null)
{
sides = anchor.rect.worldCorners;
}
else
{
#if UNITY_4_3 || UNITY_4_5 || UNITY_4_6
Camera cam = anchor.target.camera;
#else
Camera cam = anchor.target.GetComponent<Camera>();
#endif
if (cam != null) sides = cam.GetWorldCorners();
}
Vector3 theirPos;
if (sides != null)
{
Vector3 v0, v1;
if (side == 0 || side == 2)
{
// Left or right
v0 = Vector3.Lerp(sides[0], sides[3], anchor.relative);
v1 = Vector3.Lerp(sides[1], sides[2], anchor.relative);
}
else
{
// Top or bottom
v0 = Vector3.Lerp(sides[0], sides[1], anchor.relative);
v1 = Vector3.Lerp(sides[3], sides[2], anchor.relative);
}
theirPos = HandleUtility.ProjectPointLine(myPos, v0, v1);
}
else
{
theirPos = anchor.target.position;
}
NGUIHandles.DrawShadowedLine(myCorners, myPos, theirPos, Color.yellow);
if (Event.current.GetTypeForControl(id) == EventType.Repaint)
{
Vector2 screenPoint = HandleUtility.WorldToGUIPoint(theirPos);
#if UNITY_4_3 || UNITY_4_5 || UNITY_4_6
Rect rect = new Rect(screenPoint.x - 7f, screenPoint.y - 7f, 14f, 14f);
#else
Rect rect = new Rect(screenPoint.x - 5f, screenPoint.y - 9f, 14f, 14f);
#endif
if (mYellowDot == null) mYellowDot = "sv_label_4";
Vector3 v0 = HandleUtility.WorldToGUIPoint(myPos);
Vector3 v1 = HandleUtility.WorldToGUIPoint(theirPos);
Handles.BeginGUI();
mYellowDot.Draw(rect, GUIContent.none, id);
Vector3 diff = v1 - v0;
bool isHorizontal = Mathf.Abs(diff.x) > Mathf.Abs(diff.y);
float mag = diff.magnitude;
if ((isHorizontal && mag > 60f) || (!isHorizontal && mag > 30f))
{
Vector3 pos = (myPos + theirPos) * 0.5f;
string text = anchor.absolute.ToString();
GUI.color = Color.yellow;
if (side == 0)
{
if (theirPos.x < myPos.x)
NGUIHandles.DrawCenteredLabel(pos, text);
}
else if (side == 1)
{
if (theirPos.y > myPos.y)
NGUIHandles.DrawCenteredLabel(pos, text);
}
else if (side == 2)
{
if (theirPos.x > myPos.x)
NGUIHandles.DrawCenteredLabel(pos, text);
}
else if (side == 3)
{
if (theirPos.y < myPos.y)
NGUIHandles.DrawCenteredLabel(pos, text);
}
GUI.color = Color.white;
}
Handles.EndGUI();
}
}
/// <summary>
/// Draw the on-screen selection, knobs, and handle all interaction logic.
/// </summary>
public void OnSceneGUI ()
{
if (Selection.objects.Length > 1) return;
NGUIEditorTools.HideMoveTool(true);
if (!UIWidget.showHandles) return;
mWidget = target as UIWidget;
Transform t = mWidget.cachedTransform;
Event e = Event.current;
int id = GUIUtility.GetControlID(s_Hash, FocusType.Passive);
EventType type = e.GetTypeForControl(id);
Action actionUnderMouse = mAction;
Vector3[] handles = GetHandles(mWidget.worldCorners);
NGUIHandles.DrawShadowedLine(handles, handles[0], handles[1], handlesColor);
NGUIHandles.DrawShadowedLine(handles, handles[1], handles[2], handlesColor);
NGUIHandles.DrawShadowedLine(handles, handles[2], handles[3], handlesColor);
NGUIHandles.DrawShadowedLine(handles, handles[0], handles[3], handlesColor);
// If the widget is anchored, draw the anchors
if (mWidget.isAnchored)
{
DrawAnchorHandle(mWidget.leftAnchor, mWidget.cachedTransform, handles, 0, id);
DrawAnchorHandle(mWidget.topAnchor, mWidget.cachedTransform, handles, 1, id);
DrawAnchorHandle(mWidget.rightAnchor, mWidget.cachedTransform, handles, 2, id);
DrawAnchorHandle(mWidget.bottomAnchor, mWidget.cachedTransform, handles, 3, id);
}
if (type == EventType.Repaint)
{
bool showDetails = (mAction == UIWidgetInspector.Action.Scale) || NGUISettings.drawGuides;
if (mAction == UIWidgetInspector.Action.None && e.modifiers == EventModifiers.Control) showDetails = true;
if (NGUITools.GetActive(mWidget) && mWidget.parent == null) showDetails = true;
if (showDetails) NGUIHandles.DrawSize(handles, mWidget.width, mWidget.height);
}
// Presence of the legacy stretch component prevents resizing
bool canResize = (mWidget.GetComponent<UIStretch>() == null);
bool[] resizable = new bool[8];
resizable[4] = canResize; // left
resizable[5] = canResize; // top
resizable[6] = canResize; // right
resizable[7] = canResize; // bottom
UILabel lbl = mWidget as UILabel;
if (lbl != null)
{
if (lbl.overflowMethod == UILabel.Overflow.ResizeFreely)
{
resizable[4] = false; // left
resizable[5] = false; // top
resizable[6] = false; // right
resizable[7] = false; // bottom
}
else if (lbl.overflowMethod == UILabel.Overflow.ResizeHeight)
{
resizable[5] = false; // top
resizable[7] = false; // bottom
}
}
if (mWidget.keepAspectRatio == UIWidget.AspectRatioSource.BasedOnHeight)
{
resizable[4] = false;
resizable[6] = false;
}
else if (mWidget.keepAspectRatio == UIWidget.AspectRatioSource.BasedOnWidth)
{
resizable[5] = false;
resizable[7] = false;
}
resizable[0] = resizable[7] && resizable[4]; // bottom-left
resizable[1] = resizable[5] && resizable[4]; // top-left
resizable[2] = resizable[5] && resizable[6]; // top-right
resizable[3] = resizable[7] && resizable[6]; // bottom-right
UIWidget.Pivot pivotUnderMouse = GetPivotUnderMouse(handles, e, resizable, true, ref actionUnderMouse);
switch (type)
{
case EventType.Repaint:
{
Vector3 v0 = HandleUtility.WorldToGUIPoint(handles[0]);
Vector3 v2 = HandleUtility.WorldToGUIPoint(handles[2]);
if ((v2 - v0).magnitude > 60f)
{
Vector3 v1 = HandleUtility.WorldToGUIPoint(handles[1]);
Vector3 v3 = HandleUtility.WorldToGUIPoint(handles[3]);
Handles.BeginGUI();
{
for (int i = 0; i < 4; ++i)
DrawKnob(handles[i], mWidget.pivot == pivotPoints[i], resizable[i], id);
if ((v1 - v0).magnitude > 80f)
{
if (mWidget.leftAnchor.target == null || mWidget.leftAnchor.absolute != 0)
DrawKnob(handles[4], mWidget.pivot == pivotPoints[4], resizable[4], id);
if (mWidget.rightAnchor.target == null || mWidget.rightAnchor.absolute != 0)
DrawKnob(handles[6], mWidget.pivot == pivotPoints[6], resizable[6], id);
}
if ((v3 - v0).magnitude > 80f)
{
if (mWidget.topAnchor.target == null || mWidget.topAnchor.absolute != 0)
DrawKnob(handles[5], mWidget.pivot == pivotPoints[5], resizable[5], id);
if (mWidget.bottomAnchor.target == null || mWidget.bottomAnchor.absolute != 0)
DrawKnob(handles[7], mWidget.pivot == pivotPoints[7], resizable[7], id);
}
}
Handles.EndGUI();
}
}
break;
case EventType.MouseDown:
{
if (actionUnderMouse != Action.None)
{
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(handles, out mStartDrag))
{
mWorldPos = t.position;
mLocalPos = t.localPosition;
mStartRot = t.localRotation.eulerAngles;
mStartDir = mStartDrag - t.position;
mStartWidth = mWidget.width;
mStartHeight = mWidget.height;
mStartLeft.x = mWidget.leftAnchor.relative;
mStartLeft.y = mWidget.leftAnchor.absolute;
mStartRight.x = mWidget.rightAnchor.relative;
mStartRight.y = mWidget.rightAnchor.absolute;
mStartBottom.x = mWidget.bottomAnchor.relative;
mStartBottom.y = mWidget.bottomAnchor.absolute;
mStartTop.x = mWidget.topAnchor.relative;
mStartTop.y = mWidget.topAnchor.absolute;
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(handles, 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)
{
NGUISnap.Recalculate(mWidget);
}
else if (mActionUnderMouse == Action.Rotate)
{
mStartRot = t.localRotation.eulerAngles;
mStartDir = mStartDrag - t.position;
}
else if (mActionUnderMouse == Action.Scale)
{
mStartWidth = mWidget.width;
mStartHeight = mWidget.height;
mDragPivot = pivotUnderMouse;
}
mAction = actionUnderMouse;
}
}
if (mAction != Action.None)
{
NGUIEditorTools.RegisterUndo("Change Rect", t);
NGUIEditorTools.RegisterUndo("Change Rect", mWidget);
// Reset the widget before adjusting anything
t.position = mWorldPos;
mWidget.width = mStartWidth;
mWidget.height = mStartHeight;
mWidget.leftAnchor.Set(mStartLeft.x, mStartLeft.y);
mWidget.rightAnchor.Set(mStartRight.x, mStartRight.y);
mWidget.bottomAnchor.Set(mStartBottom.x, mStartBottom.y);
mWidget.topAnchor.Set(mStartTop.x, mStartTop.y);
if (mAction == Action.Move)
{
// Move the widget
t.position = mWorldPos + (pos - mStartDrag);
Vector3 after = t.localPosition;
bool snapped = false;
Transform parent = t.parent;
if (parent != null)
{
UIGrid grid = parent.GetComponent<UIGrid>();
if (grid != null && grid.arrangement == UIGrid.Arrangement.CellSnap)
{
snapped = true;
if (grid.cellWidth > 0) after.x = Mathf.Round(after.x / grid.cellWidth) * grid.cellWidth;
if (grid.cellHeight > 0) after.y = Mathf.Round(after.y / grid.cellHeight) * grid.cellHeight;
}
}
if (!snapped)
{
// Snap the widget
after = NGUISnap.Snap(after, mWidget.localCorners, e.modifiers != EventModifiers.Control);
}
// Calculate the final delta
Vector3 localDelta = (after - mLocalPos);
// Restore the position
t.position = mWorldPos;
// Adjust the widget by the delta
NGUIMath.MoveRect(mWidget, localDelta.x, localDelta.y);
}
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;
angle = (NGUISnap.allow && e.modifiers != EventModifiers.Control) ?
Mathf.Round(angle / 15f) * 15f : Mathf.Round(angle);
t.localRotation = Quaternion.Euler(mStartRot.x, mStartRot.y, angle);
}
}
else if (mAction == Action.Scale)
{
// Move the widget
t.position = mWorldPos + (pos - mStartDrag);
// Calculate the final delta
Vector3 localDelta = (t.localPosition - mLocalPos);
// Restore the position
t.position = mWorldPos;
// Adjust the widget's position and scale based on the delta, restricted by the pivot
NGUIMath.ResizeWidget(mWidget, mDragPivot, localDelta.x, localDelta.y, 2, 2);
ReEvaluateAnchorType();
}
}
}
}
}
}
break;
case EventType.MouseUp:
{
if (e.button == 2) break;
if (GUIUtility.hotControl == id)
{
GUIUtility.hotControl = 0;
GUIUtility.keyboardControl = 0;
if (e.button < 2)
{
bool handled = false;
if (e.button == 1)
{
// Right-click: Open a context menu listing all widgets underneath
NGUIEditorTools.ShowSpriteSelectionMenu(e.mousePosition);
handled = true;
}
else if (mAction == Action.None)
{
if (mAllowSelection)
{
// Left-click: Select the topmost widget
NGUIEditorTools.SelectWidget(e.mousePosition);
handled = true;
}
}
else
{
// Finished dragging something
Vector3 pos = t.localPosition;
pos.x = Mathf.Round(pos.x);
pos.y = Mathf.Round(pos.y);
pos.z = Mathf.Round(pos.z);
t.localPosition = pos;
handled = true;
}
if (handled) e.Use();
}
// Clear the actions
mActionUnderMouse = Action.None;
mAction = Action.None;
}
else if (mAllowSelection)
{
List<UIWidget> widgets = NGUIEditorTools.SceneViewRaycast(e.mousePosition);
if (widgets.Count > 0) Selection.activeGameObject = widgets[0].gameObject;
}
mAllowSelection = true;
}
break;
case EventType.KeyDown:
{
if (e.keyCode == KeyCode.UpArrow)
{
NGUIEditorTools.RegisterUndo("Nudge Rect", t);
NGUIEditorTools.RegisterUndo("Nudge Rect", mWidget);
NGUIMath.MoveRect(mWidget, 0f, 1f);
e.Use();
}
else if (e.keyCode == KeyCode.DownArrow)
{
NGUIEditorTools.RegisterUndo("Nudge Rect", t);
NGUIEditorTools.RegisterUndo("Nudge Rect", mWidget);
NGUIMath.MoveRect(mWidget, 0f, -1f);
e.Use();
}
else if (e.keyCode == KeyCode.LeftArrow)
{
NGUIEditorTools.RegisterUndo("Nudge Rect", t);
NGUIEditorTools.RegisterUndo("Nudge Rect", mWidget);
NGUIMath.MoveRect(mWidget, -1f, 0f);
e.Use();
}
else if (e.keyCode == KeyCode.RightArrow)
{
NGUIEditorTools.RegisterUndo("Nudge Rect", t);
NGUIEditorTools.RegisterUndo("Nudge Rect", mWidget);
NGUIMath.MoveRect(mWidget, 1f, 0f);
e.Use();
}
else if (e.keyCode == KeyCode.Escape)
{
if (GUIUtility.hotControl == id)
{
if (mAction != Action.None)
Undo.PerformUndo();
GUIUtility.hotControl = 0;
GUIUtility.keyboardControl = 0;
mActionUnderMouse = Action.None;
mAction = Action.None;
e.Use();
}
else Selection.activeGameObject = null;
}
}
break;
}
}
/// <summary>
/// Cache the reference.
/// </summary>
protected override void OnEnable ()
{
base.OnEnable();
instance = this;
mWidget = target as UIWidget;
}
/// <summary>
/// All widgets have depth, color and make pixel-perfect options
/// </summary>
protected override void DrawCustomProperties ()
{
if (NGUISettings.unifiedTransform)
{
DrawColor(serializedObject, mWidget);
}
else DrawInspectorProperties(serializedObject, mWidget, true);
}
/// <summary>
/// Draw common widget properties that can be shown as a part of the Transform Inspector.
/// </summary>
public void DrawWidgetTransform () { DrawInspectorProperties(serializedObject, mWidget, false); }
/// <summary>
/// Draw the widget's color.
/// </summary>
static public void DrawColor (SerializedObject so, UIWidget w)
{
if ((w.GetType() != typeof(UIWidget)))
{
NGUIEditorTools.DrawProperty("Color Tint", so, "mColor", GUILayout.MinWidth(20f));
}
else if (so.isEditingMultipleObjects)
{
NGUIEditorTools.DrawProperty("Alpha", so, "mColor.a", GUILayout.Width(120f));
}
else
{
GUI.changed = false;
float alpha = EditorGUILayout.Slider("Alpha", w.alpha, 0f, 1f);
if (GUI.changed)
{
NGUIEditorTools.RegisterUndo("Alpha change", w);
w.alpha = alpha;
}
}
}
/// <summary>
/// Draw common widget properties.
/// </summary>
static public void DrawInspectorProperties (SerializedObject so, UIWidget w, bool drawColor)
{
if (drawColor)
{
DrawColor(so, w);
GUILayout.Space(3f);
}
PrefabType type = PrefabUtility.GetPrefabType(w.gameObject);
if (NGUIEditorTools.DrawHeader("Widget"))
{
NGUIEditorTools.BeginContents();
if (NGUISettings.minimalisticLook) NGUIEditorTools.SetLabelWidth(70f);
DrawPivot(so, w);
DrawDepth(so, w, type == PrefabType.Prefab);
DrawDimensions(so, w, type == PrefabType.Prefab);
if (NGUISettings.minimalisticLook) NGUIEditorTools.SetLabelWidth(70f);
SerializedProperty ratio = so.FindProperty("aspectRatio");
SerializedProperty aspect = so.FindProperty("keepAspectRatio");
GUILayout.BeginHorizontal();
{
if (!aspect.hasMultipleDifferentValues && aspect.intValue == 0)
{
EditorGUI.BeginDisabledGroup(true);
NGUIEditorTools.DrawProperty("Aspect", ratio, false, GUILayout.Width(130f));
EditorGUI.EndDisabledGroup();
}
else NGUIEditorTools.DrawProperty("Aspect", ratio, false, GUILayout.Width(130f));
NGUIEditorTools.DrawProperty("", aspect, false, GUILayout.MinWidth(20f));
}
GUILayout.EndHorizontal();
if (so.isEditingMultipleObjects || w.hasBoxCollider)
{
GUILayout.BeginHorizontal();
{
NGUIEditorTools.DrawProperty("Collider", so, "autoResizeBoxCollider", GUILayout.Width(100f));
GUILayout.Label("auto-adjust to match");
}
GUILayout.EndHorizontal();
}
NGUIEditorTools.EndContents();
}
}
/// <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>
/// Draw widget's depth.
/// </summary>
static void DrawDepth (SerializedObject so, UIWidget w, bool isPrefab)
{
if (isPrefab) return;
GUILayout.Space(2f);
GUILayout.BeginHorizontal();
{
EditorGUILayout.PrefixLabel("Depth");
if (GUILayout.Button("Back", GUILayout.MinWidth(46f)))
{
foreach (GameObject go in Selection.gameObjects)
{
UIWidget pw = go.GetComponent<UIWidget>();
if (pw != null) pw.depth = w.depth - 1;
}
}
NGUIEditorTools.DrawProperty("", so, "mDepth", GUILayout.MinWidth(20f));
if (GUILayout.Button("Forward", GUILayout.MinWidth(60f)))
{
foreach (GameObject go in Selection.gameObjects)
{
UIWidget pw = go.GetComponent<UIWidget>();
if (pw != null) pw.depth = w.depth + 1;
}
}
}
GUILayout.EndHorizontal();
int matchingDepths = 1;
UIPanel p = w.panel;
if (p != null)
{
for (int i = 0, imax = p.widgets.Count; i < imax; ++i)
{
UIWidget pw = p.widgets[i];
if (pw != w && pw.depth == w.depth)
++matchingDepths;
}
}
if (matchingDepths > 1)
{
EditorGUILayout.HelpBox(matchingDepths + " widgets are sharing the depth value of " + w.depth, MessageType.Info);
}
}
/// <summary>
/// Draw the widget's pivot.
/// </summary>
static void DrawPivot (SerializedObject so, UIWidget w)
{
SerializedProperty pv = so.FindProperty("mPivot");
if (pv.hasMultipleDifferentValues)
{
// TODO: Doing this doesn't keep the widget's position where it was. Another approach is needed.
NGUIEditorTools.DrawProperty("Pivot", so, "mPivot");
}
else
{
// Pivot point -- the new, more visual style
GUILayout.BeginHorizontal();
GUILayout.Label("Pivot", GUILayout.Width(NGUISettings.minimalisticLook ? 66f : 76f));
Toggle(w, "\u25C4", "ButtonLeft", UIWidget.Pivot.Left, true);
Toggle(w, "\u25AC", "ButtonMid", UIWidget.Pivot.Center, true);
Toggle(w, "\u25BA", "ButtonRight", UIWidget.Pivot.Right, true);
Toggle(w, "\u25B2", "ButtonLeft", UIWidget.Pivot.Top, false);
Toggle(w, "\u258C", "ButtonMid", UIWidget.Pivot.Center, false);
Toggle(w, "\u25BC", "ButtonRight", UIWidget.Pivot.Bottom, false);
GUILayout.EndHorizontal();
pv.enumValueIndex = (int)w.pivot;
}
}
/// <summary>
/// Draw a toggle button for the pivot point.
/// </summary>
static void Toggle (UIWidget w, string text, string style, UIWidget.Pivot pivot, bool isHorizontal)
{
bool isActive = false;
switch (pivot)
{
case UIWidget.Pivot.Left:
isActive = IsLeft(w.pivot);
break;
case UIWidget.Pivot.Right:
isActive = IsRight(w.pivot);
break;
case UIWidget.Pivot.Top:
isActive = IsTop(w.pivot);
break;
case UIWidget.Pivot.Bottom:
isActive = IsBottom(w.pivot);
break;
case UIWidget.Pivot.Center:
isActive = isHorizontal ? pivot == GetHorizontal(w.pivot) : pivot == GetVertical(w.pivot);
break;
}
if (GUILayout.Toggle(isActive, text, style) != isActive)
SetPivot(w, pivot, isHorizontal);
}
static bool IsLeft (UIWidget.Pivot pivot)
{
return pivot == UIWidget.Pivot.Left ||
pivot == UIWidget.Pivot.TopLeft ||
pivot == UIWidget.Pivot.BottomLeft;
}
static bool IsRight (UIWidget.Pivot pivot)
{
return pivot == UIWidget.Pivot.Right ||
pivot == UIWidget.Pivot.TopRight ||
pivot == UIWidget.Pivot.BottomRight;
}
static bool IsTop (UIWidget.Pivot pivot)
{
return pivot == UIWidget.Pivot.Top ||
pivot == UIWidget.Pivot.TopLeft ||
pivot == UIWidget.Pivot.TopRight;
}
static bool IsBottom (UIWidget.Pivot pivot)
{
return pivot == UIWidget.Pivot.Bottom ||
pivot == UIWidget.Pivot.BottomLeft ||
pivot == UIWidget.Pivot.BottomRight;
}
static UIWidget.Pivot GetHorizontal (UIWidget.Pivot pivot)
{
if (IsLeft(pivot)) return UIWidget.Pivot.Left;
if (IsRight(pivot)) return UIWidget.Pivot.Right;
return UIWidget.Pivot.Center;
}
static UIWidget.Pivot GetVertical (UIWidget.Pivot pivot)
{
if (IsTop(pivot)) return UIWidget.Pivot.Top;
if (IsBottom(pivot)) return UIWidget.Pivot.Bottom;
return UIWidget.Pivot.Center;
}
static UIWidget.Pivot Combine (UIWidget.Pivot horizontal, UIWidget.Pivot vertical)
{
if (horizontal == UIWidget.Pivot.Left)
{
if (vertical == UIWidget.Pivot.Top) return UIWidget.Pivot.TopLeft;
if (vertical == UIWidget.Pivot.Bottom) return UIWidget.Pivot.BottomLeft;
return UIWidget.Pivot.Left;
}
if (horizontal == UIWidget.Pivot.Right)
{
if (vertical == UIWidget.Pivot.Top) return UIWidget.Pivot.TopRight;
if (vertical == UIWidget.Pivot.Bottom) return UIWidget.Pivot.BottomRight;
return UIWidget.Pivot.Right;
}
return vertical;
}
static void SetPivot (UIWidget w, UIWidget.Pivot pivot, bool isHorizontal)
{
UIWidget.Pivot horizontal = GetHorizontal(w.pivot);
UIWidget.Pivot vertical = GetVertical(w.pivot);
pivot = isHorizontal ? Combine(pivot, vertical) : Combine(horizontal, pivot);
if (w.pivot != pivot)
{
NGUIEditorTools.RegisterUndo("Pivot change", w);
w.pivot = pivot;
}
}
protected override void OnDrawFinalProperties ()
{
if (mAnchorType == AnchorType.Advanced || !mWidget.isAnchored) return;
SerializedProperty sp = serializedObject.FindProperty("leftAnchor.target");
if (!IsRect(sp))
{
GUILayout.Space(3f);
GUILayout.BeginHorizontal();
GUILayout.Space(6f);
NGUIEditorTools.DrawProperty("", serializedObject, "hideIfOffScreen", GUILayout.Width(18f));
GUILayout.Label("Hide if off-screen", GUILayout.MinWidth(20f));
GUILayout.EndHorizontal();
}
}
}
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