//----------------------------------------------
// NGUI
: Next-Gen UI kit
// Copyright © 2011-2015 Tasharen Entertainment
//----------------------------------------------
using UnityEngine;
using System;
using System.Collections.Generic;
using System.IO;
using System.Reflection;
/// <summary>
/// Helper class containing generic functions used throughout the UI library.
/// </summary>
static public class NGUITools
{
static AudioL
istener mL
istener;
static bool mLoaded = false;
static float mGlobalVolume = 1f;
/// <summary>
/// Globally accessible volume affecting all sounds played via NGUITools.PlaySound().
/// </summary>
static public float soundVolume
{
get
{
if (!mLoaded)
{
mLoaded = true;
mGlobalVolume = PlayerPrefs.GetFloat("Sound", 1f);
}
return mGlobalVolume;
}
set
{
if (mGlobalVolume != value)
{
mLoaded = true;
mGlobalVolume = value;
PlayerPrefs.SetFloat("Sound", value);
}
}
}
/// <summary>
/// Helper function -- whether the d
isk access
is allowed.
/// </summary>
static public bool fileAccess
{
get
{
return Application.platform != RuntimePlatform.WindowsWebPlayer &&
Application.platform != RuntimePlatform.OSXWebPlayer;
}
}
/// <summary>
/// Play the specified audio clip.
/// </summary>
static public AudioSource PlaySound (AudioClip clip) { return PlaySound(clip, 1f, 1f); }
/// <summary>
/// Play the specified audio clip with the specified volume.
/// </summary>
static public AudioSource PlaySound (AudioClip clip, float volume) { return PlaySound(clip, volume, 1f); }
static float mLastTimestamp = 0f;
static AudioClip mLastClip;
/// <summary>
/// Play the specified audio clip with the specified volume and pitch.
/// </summary>
static public AudioSource PlaySound (AudioClip clip, float volume, float pitch)
{
float time = Time.time;
if (mLastClip == clip && mLastTimestamp + 0.1f > time) return null;
mLastClip = clip;
mLastTimestamp = time;
volume *= soundVolume;
if (clip != null && volume > 0.01f)
{
if (mL
istener == null || !NGUITools.GetActive(mL
istener))
{
AudioL
istener[] l
isteners = GameObject.FindObjectsOfType(typeof(AudioL
istener)) as AudioL
istener[];
if (l
isteners != null)
{
for (int i = 0; i < l
isteners.Length; ++i)
{
if (NGUITools.GetActive(l
isteners[i]))
{
mL
istener = l
isteners[i];
break;
}
}
}
if (mL
istener == null)
{
Camera cam = Camera.main;
if (cam == null) cam = GameObject.FindObjectOfType(typeof(Camera)) as Camera;
if (cam != null) mL
istener = cam.gameObject.AddComponent<AudioL
istener>();
}
}
if (mL
istener != null && mL
istener.enabled && NGUITools.GetActive(mL
istener.gameObject))
{
#if UNITY_4_3 || UNITY_4_5 || UNITY_4_6
AudioSource source = mL
istener.audio;
#else
AudioSource source = mL
istener.GetComponent<AudioSource>();
#endif
if (source == null) source = mL
istener.gameObject.AddComponent<AudioSource>();
#if !UNITY_FLASH
source.priority = 50;
source.pitch = pitch;
#endif
source.PlayOneShot(clip, volume);
return source;
}
}
return null;
}
/// <summary>
/// New WWW call can fail if the crossdomain policy doesn't check out. Exceptions suck. It's much more elegant to check for null instead.
/// </summary>
// static public WWW OpenURL (string url)
// {
//#if UNITY_FLASH
// Debug.LogError("WWW
is not yet implemented in Flash");
// return null;
//#else
// WWW www = null;
// try { www = new WWW(url); }
// catch (System.Exception ex) { Debug.LogError(ex.Message); }
// return www;
//#endif
// }
// /// <summary>
// /// New WWW call can fail if the crossdomain policy doesn't check out. Exceptions suck. It's much more elegant to check for null instead.
// /// </summary>
// static public WWW OpenURL (string url, WWWForm form)
// {
// if (form == null) return OpenURL(url);
//#if UNITY_FLASH
// Debug.LogError("WWW
is not yet implemented in Flash");
// return null;
//#else
// WWW www = null;
// try { www = new WWW(url, form); }
// catch (System.Exception ex) { Debug.LogError(ex != null ? ex.Message
: "<null>"); }
// return www;
//#endif
// }
/// <summary>
/// Same as Random.Range, but the returned value
is between min and max, inclusive.
/// Unity's Random.Range
is less
than max instead, unless min == max.
/// Th
is means Range(0,1) produces 0 instead of 0 or 1. That's unacceptable.
/// </summary>
static public int RandomRange (int min, int max)
{
if (min == max) return min;
return UnityEngine.Random.Range(min, max + 1);
}
/// <summary>
/// Returns the hierarchy of the object in a human-readable format.
/// </summary>
static public string GetHierarchy (GameObject obj)
{
if (obj == null) return "";
string path = obj.name;
while (obj.transform.parent != null)
{
obj = obj.transform.parent.gameObject;
path = obj.name + "\\" + path;
}
return path;
}
/// <summary>
/// Find all active objects of specified type.
/// </summary>
static public T[] FindActive<T> () where T
: Component
{
return GameObject.FindObjectsOfType(typeof(T)) as T[];
}
/// <summary>
/// Find the camera responsible for drawing the objects on the specified layer.
/// </summary>
static public Camera FindCameraForLayer (int layer)
{
int layerMask = 1 << layer;
Camera cam;
for (int i = 0; i < UICamera.l
ist.size; ++i)
{
cam = UICamera.l
ist.buffer[i].cachedCamera;
if (cam && (cam.cullingMask & layerMask) != 0)
return cam;
}
cam = Camera.main;
if (cam && (cam.cullingMask & layerMask) != 0) return cam;
#if UNITY_4_3 || UNITY_FLASH
Camera[] cameras = NGUITools.FindActive<Camera>();
for (int i = 0, imax = cameras.Length; i < imax; ++i)
#else
Camera[] cameras = new Camera[Camera.allCamerasCount];
int camerasFound = Camera.GetAllCameras(cameras);
for (int i = 0; i < camerasFound; ++i)
#endif
{
cam = cameras[i];
if (cam && cam.enabled && (cam.cullingMask & layerMask) != 0)
return cam;
}
return null;
}
/// <summary>
/// Add a collider to the game object containing one or more widgets.
/// </summary>
static public void AddWidgetCollider (GameObject go) { AddWidgetCollider(go, false); }
/// <summary>
/// Add a collider to the game object containing one or more widgets.
/// </summary>
static public void AddWidgetCollider (GameObject go, bool considerInactive)
{
if (go != null)
{
// 3D collider
Collider col = go.GetComponent<Collider>();
BoxCollider box = col as BoxCollider;
if (box != null)
{
UpdateWidgetCollider(box, considerInactive);
return;
}
//
Is there already another collider present? If so, do nothing.
if (col != null) return;
// 2D collider
BoxCollider2D box2 = go.GetComponent<BoxCollider2D>();
if (box2 != null)
{
UpdateWidgetCollider(box2, considerInactive);
return;
}
UICamera ui = UICamera.FindCameraForLayer(go.layer);
if (ui != null && (ui.eventType == UICamera.EventType.World_2D || ui.eventType == UICamera.EventType.UI_2D))
{
box2 = go.AddComponent<BoxCollider2D>();
box2.
isTrigger = true;
#if UNITY_EDITOR
UnityEditor.Undo.Reg
isterCreatedObjectUndo(box2, "Add Collider");
#endif
UIWidget widget = go.GetComponent<UIWidget>();
if (widget != null) widget.autoResizeBoxCollider = true;
UpdateWidgetCollider(box2, considerInactive);
return;
}
else
{
box = go.AddComponent<BoxCollider>();
#if UNITY_EDITOR
UnityEditor.Undo.Reg
isterCreatedObjectUndo(box, "Add Collider");
#endif
box.
isTrigger = true;
UIWidget widget = go.GetComponent<UIWidget>();
if (widget != null) widget.autoResizeBoxCollider = true;
UpdateWidgetCollider(box, considerInactive);
}
}
return;
}
/// <summary>
/// Adjust the widget's collider based on the depth of the widgets, as well as the widget's dimensions.
/// </summary>
static public void UpdateWidgetCollider (GameObject go)
{
UpdateWidgetCollider(go, false);
}
/// <summary>
/// Adjust the widget's collider based on the depth of the widgets, as well as the widget's dimensions.
/// </summary>
static public void UpdateWidgetCollider (GameObject go, bool considerInactive)
{
if (go != null)
{
BoxCollider bc = go.GetComponent<BoxCollider>();
if (bc != null)
{
UpdateWidgetCollider(bc, considerInactive);
return;
}
BoxCollider2D box2 = go.GetComponent<BoxCollider2D>();
if (box2 != null) UpdateWidgetCollider(box2, considerInactive);
}
}
/// <summary>
/// Adjust the widget's collider based on the depth of the widgets, as well as the widget's dimensions.
/// </summary>
static public void UpdateWidgetCollider (BoxCollider box, bool considerInactive)
{
if (box != null)
{
GameObject go = box.gameObject;
UIWidget w = go.GetComponent<UIWidget>();
if (w != null)
{
Vector4 dr = w.drawRegion;
if (dr.x != 0f || dr.y != 0f || dr.z != 1f || dr.w != 1f)
{
Vector4 region = w.drawingDimensions;
box.center = new Vector3((region.x + region.z) * 0.5f, (region.y + region.w) * 0.5f);
box.size = new Vector3(region.z - region.x, region.w - region.y);
}
else
{
Vector3[] corners = w.localCorners;
box.center = Vector3.Lerp(corners[0], corners[2], 0.5f);
box.size = corners[2] - corners[0];
}
}
else
{
Bounds b = NGUIMath.CalculateRelativeWidgetBounds(go.transform, considerInactive);
box.center = b.center;
box.size = new Vector3(b.size.x, b.size.y, 0f);
}
#if UNITY_EDITOR
NGUITools.SetDirty(box);
#endif
}
}
/// <summary>
/// Adjust the widget's collider based on the depth of the widgets, as well as the widget's dimensions.
/// </summary>
static public void UpdateWidgetCollider (BoxCollider2D box, bool considerInactive)
{
if (box != null)
{
GameObject go = box.gameObject;
UIWidget w = go.GetComponent<UIWidget>();
if (w != null)
{
Vector3[] corners = w.localCorners;
#if UNITY_4_3 || UNITY_4_5 || UNITY_4_6
box.center = Vector3.Lerp(corners[0], corners[2], 0.5f);
#else
box.offset = Vector3.Lerp(corners[0], corners[2], 0.5f);
#endif
box.size = corners[2] - corners[0];
}
else
{
Bounds b = NGUIMath.CalculateRelativeWidgetBounds(go.transform, considerInactive);
#if UNITY_4_3 || UNITY_4_5 || UNITY_4_6
box.center = b.center;
#else
box.offset = b.center;
#endif
box.size = new Vector2(b.size.x, b.size.y);
}
#if UNITY_EDITOR
NGUITools.SetDirty(box);
#endif
}
}
/// <summary>
/// Helper function that returns the string name of the type.
/// </summary>
static public string GetTypeName<T> ()
{
string s = typeof(T).ToString();
if (s.StartsWith("UI")) s = s.Substring(2);
else if (s.StartsWith("UnityEngine.")) s = s.Substring(12);
return s;
}
/// <summary>
/// Helper function that returns the string name of the type.
/// </summary>
static public string GetTypeName (UnityEngine.Object obj)
{
if (obj == null) return "Null";
string s = obj.GetType().ToString();
if (s.StartsWith("UI")) s = s.Substring(2);
else if (s.StartsWith("UnityEngine.")) s = s.Substring(12);
return s;
}
/// <summary>
/// Convenience method that works without warnings in both Unity 3 and 4.
/// </summary>
static public void Reg
isterUndo (UnityEngine.Object obj, string name)
{
#if UNITY_EDITOR
UnityEditor.Undo.RecordObject(obj, name);
NGUITools.SetDirty(obj);
#endif
}
/// <summary>
/// Convenience function that marks the specified object as dirty in the Unity Editor.
/// </summary>
static public void SetDirty (UnityEngine.Object obj)
{
#if UNITY_EDITOR
if (obj)
{
//if (obj
is Component) Debug.Log(NGUITools.GetHierarchy((obj as Component).gameObject), obj);
//else if (obj
is GameObject) Debug.Log(NGUITools.GetHierarchy(obj as GameObject), obj);
//else Debug.Log("Hmm... " + obj.GetType(), obj);
UnityEditor.EditorUtility.SetDirty(obj);
}
#endif
}
/// <summary>
/// Add a new child game object.
/// </summary>
static public GameObject AddChild (GameObject parent) { return AddChild(parent, true); }
/// <summary>
/// Add a new child game object.
/// </summary>
static public GameObject AddChild (GameObject parent, bool undo)
{
GameObject go = new GameObject();
#if UNITY_EDITOR
if (undo) UnityEditor.Undo.Reg
isterCreatedObjectUndo(go, "Create Object");
#endif
if (parent != null)
{
Transform t = go.transform;
t.parent = parent.transform;
t.localPosition = Vector3.zero;
t.localRotation = Quaternion.identity;
t.localScale = Vector3.one;
go.layer = parent.layer;
}
return go;
}
/// <summary>
/// Instantiate an object and add it to the specified parent.
/// </summary>
static public GameObject AddChild (GameObject parent, GameObject prefab)
{
GameObject go = GameObject.Instantiate(prefab) as GameObject;
#if UNITY_EDITOR
UnityEditor.Undo.Reg
isterCreatedObjectUndo(go, "Create Object");
#endif
if (go != null && parent != null)
{
Transform t = go.transform;
t.parent = parent.transform;
t.localPosition = Vector3.zero;
t.localRotation = Quaternion.identity;
t.localScale = Vector3.one;
go.layer = parent.layer;
}
return go;
}
/// <summary>
/// Calculate the game object's depth based on the widgets within, and also taking panel depth into consideration.
/// </summary>
static public int CalculateRaycastDepth (GameObject go)
{
UIWidget w = go.GetComponent<UIWidget>();
if (w != null) return w.raycastDepth;
UIWidget[] widgets = go.GetComponentsInChildren<UIWidget>();
if (widgets.Length == 0) return 0;
int depth = int.MaxValue;
for (int i = 0, imax = widgets.Length; i < imax; ++i)
{
if (widgets[i].enabled)
depth = Mathf.Min(depth, widgets[i].raycastDepth);
}
return depth;
}
/// <summary>
/// Gathers all widgets and calculates the depth for the next widget.
/// </summary>
static public int CalculateNextDepth (GameObject go)
{
int depth = -1;
UIWidget[] widgets = go.GetComponentsInChildren<UIWidget>();
for (int i = 0, imax = widgets.Length; i < imax; ++i)
depth = Mathf.Max(depth, widgets[i].depth);
return depth + 1;
}
/// <summary>
/// Gathers all widgets and calculates the depth for the next widget.
/// </summary>
static public int CalculateNextDepth (GameObject go, bool ignoreChildrenWithColliders)
{
if (ignoreChildrenWithColliders)
{
int depth = -1;
UIWidget[] widgets = go.GetComponentsInChildren<UIWidget>();
for (int i = 0, imax = widgets.Length; i < imax; ++i)
{
UIWidget w = widgets[i];
#if UNITY_4_3 || UNITY_4_5 || UNITY_4_6
if (w.cachedGameObject != go && (w.collider != null || w.GetComponent<Collider2D>() != null)) continue;
#else
if (w.cachedGameObject != go && (w.GetComponent<Collider>() != null || w.GetComponent<Collider2D>() != null)) continue;
#endif
depth = Mathf.Max(depth, w.depth);
}
return depth + 1;
}
return CalculateNextDepth(go);
}
/// <summary>
/// Adjust the widgets' depth by the specified value.
/// Returns '0' if nothing was adjusted, '1' if panels were adjusted, and '2' if widgets were adjusted.
/// </summary>
static public int AdjustDepth (GameObject go, int adjustment)
{
if (go != null)
{
UIPanel panel = go.GetComponent<UIPanel>();
if (panel != null)
{
UIPanel[] panels = go.GetComponentsInChildren<UIPanel>(true);
for (int i = 0; i < panels.Length; ++i)
{
UIPanel p = panels[i];
#if UNITY_EDITOR
Reg
isterUndo(p, "Depth Change");
#endif
p.depth = p.depth + adjustment;
}
return 1;
}
else
{
panel = FindInParents<UIPanel>(go);
if (panel == null) return 0;
UIWidget[] widgets = go.GetComponentsInChildren<UIWidget>(true);
for (int i = 0, imax = widgets.Length; i < imax; ++i)
{
UIWidget w = widgets[i];
if (w.panel != panel) continue;
#if UNITY_EDITOR
Reg
isterUndo(w, "Depth Change");
#endif
w.depth = w.depth + adjustment;
}
return 2;
}
}
return 0;
}
/// <summary>
/// Bring all of the widgets on the specified object forward.
/// </summary>
static public void BringForward (GameObject go)
{
int val = AdjustDepth(go, 1000);
if (val == 1) NormalizePanelDepths();
else if (val == 2) NormalizeWidgetDepths();
}
/// <summary>
/// Push all of the widgets on the specified object back, making them appear behind everything else.
/// </summary>
static public void PushBack (GameObject go)
{
int val = AdjustDepth(go, -1000);
if (val == 1) NormalizePanelDepths();
else if (val == 2) NormalizeWidgetDepths();
}
/// <summary>
/// Normalize the depths of all the widgets and panels in the scene, making them start from 0 and remain in order.
/// </summary>
static public void NormalizeDepths ()
{
NormalizeWidgetDepths();
NormalizePanelDepths();
}
/// <summary>
/// Normalize the depths of all the widgets in the scene, making them start from 0 and remain in order.
/// </summary>
static public void NormalizeWidgetDepths ()
{
NormalizeWidgetDepths(FindActive<UIWidget>());
}
/// <summary>
/// Normalize the depths of all the widgets in the scene, making them start from 0 and remain in order.
/// </summary>
static public void NormalizeWidgetDepths (GameObject go)
{
NormalizeWidgetDepths(go.GetComponentsInChildren<UIWidget>());
}
/// <summary>
/// Normalize the depths of all the widgets in the scene, making them start from 0 and remain in order.
/// </summary>
static public void NormalizeWidgetDepths (UIWidget[] l
ist)
{
int size = l
ist.Length;
if (size > 0)
{
Array.Sort(l
ist, UIWidget.FullCompareFunc);
int start = 0;
int current = l
ist[0].depth;
for (int i = 0; i < size; ++i)
{
UIWidget w = l
ist[i];
if (w.depth == current)
{
w.depth = start;
}
else
{
current = w.depth;
w.depth = ++start;
}
}
}
}
/// <summary>
/// Normalize the depths of all the panels in the scene, making them start from 0 and remain in order.
/// </summary>
static public void NormalizePanelDepths ()
{
UIPanel[] l
ist = FindActive<UIPanel>();
int size = l
ist.Length;
if (size > 0)
{
Array.Sort(l
ist, UIPanel.CompareFunc);
int start = 0;
int current = l
ist[0].depth;
for (int i = 0; i < size; ++i)
{
UIPanel p = l
ist[i];
if (p.depth == current)
{
p.depth = start;
}
else
{
current = p.depth;
p.depth = ++start;
}
}
}
}
/// <summary>
/// Create a new UI.
/// </summary>
static public UIPanel CreateUI (bool advanced3D) { return CreateUI(null, advanced3D, -1); }
/// <summary>
/// Create a new UI.
/// </summary>
static public UIPanel CreateUI (bool advanced3D, int layer) { return CreateUI(null, advanced3D, layer); }
/// <summary>
/// Create a new UI.
/// </summary>
static public UIPanel CreateUI (Transform trans, bool advanced3D, int layer)
{
// Find the ex
isting UI Root
UIRoot root = (trans != null) ? NGUITools.FindInParents<UIRoot>(trans.gameObject)
: null;
if (root == null && UIRoot.l
ist.Count > 0)
{
foreach (UIRoot r in UIRoot.l
ist)
{
if (r.gameObject.layer == layer)
{
root = r;
break;
}
}
}
// Try to find an ex
isting panel
if (root == null)
{
for (int i = 0, imax = UIPanel.l
ist.Count; i < imax; ++i)
{
UIPanel p = UIPanel.l
ist[i];
GameObject go = p.gameObject;
if (go.hideFlags == HideFlags.None && go.layer == layer)
{
trans.parent = p.transform;
trans.localScale = Vector3.one;
return p;
}
}
}
// If we are working with a different UI type, we need to treat it as a brand-new one instead
if (root != null)
{
UICamera cam = root.GetComponentInChildren<UICamera>();
#if UNITY_4_3 || UNITY_4_5 || UNITY_4_6
if (cam != null && cam.camera.
isOrthoGraphic == advanced3D)
#else
if (cam != null && cam.GetComponent<Camera>().orthographic == advanced3D)
#endif
{
trans = null;
root = null;
}
}
// If no root found, create one
if (root == null)
{
GameObject go = NGUITools.AddChild(null, false);
root = go.AddComponent<UIRoot>();
// Automatically find the layers if none were specified
if (layer == -1) layer = LayerMask.NameToLayer("UI");
if (layer == -1) layer = LayerMask.NameToLayer("2D UI");
go.layer = layer;
if (advanced3D)
{
go.name = "UI Root (3D)";
root.scalingStyle = UIRoot.Scaling.Constrained;
}
else
{
go.name = "UI Root";
root.scalingStyle = UIRoot.Scaling.Flexible;
}
}
// Find the first panel
UIPanel panel = root.GetComponentInChildren<UIPanel>();
if (panel == null)
{
// Find other active cameras in the scene
Camera[] cameras = NGUITools.FindActive<Camera>();
float depth = -1f;
bool colorCleared = false;
int mask = (1 << root.gameObject.layer);
for (int i = 0; i < cameras.Length; ++i)
{
Camera c = cameras[i];
// If the color
is being cleared, we won't need to
if (c.clearFlags == CameraClearFlags.Color ||
c.clearFlags == CameraClearFlags.Skybox)
colorCleared = true;
// Choose the maximum depth
depth = Mathf.Max(depth, c.depth);
// Make sure th
is camera can't see the UI
c.cullingMask = (c.cullingMask & (~mask));
}
// Create a camera that will draw the UI
Camera cam = NGUITools.AddChild<Camera>(root.gameObject, false);
cam.gameObject.AddComponent<UICamera>();
cam.clearFlags = colorCleared ? CameraClearFlags.Depth
: CameraClearFlags.Color;
cam.backgroundColor = Color.grey;
cam.cullingMask = mask;
cam.depth = depth + 1f;
if (advanced3D)
{
cam.nearClipPlane = 0.1f;
cam.farClipPlane = 4f;
cam.transform.localPosition = new Vector3(0f, 0f, -700f);
}
else
{
cam.orthographic = true;
cam.orthographicSize = 1;
cam.nearClipPlane = -10;
cam.farClipPlane = 10;
}
// Make sure there
is an audio l
istener present
AudioL
istener[] l
isteners = NGUITools.FindActive<AudioL
istener>();
if (l
isteners == null || l
isteners.Length == 0)
cam.gameObject.AddComponent<AudioL
istener>();
// Add a panel to the root
panel = root.gameObject.AddComponent<UIPanel>();
#if UNITY_EDITOR
UnityEditor.Selection.activeGameObject = panel.gameObject;
#endif
}
if (trans != null)
{
// Find the root object
while (trans.parent != null) trans = trans.parent;
if (NGUITools.
IsChild(trans, panel.transform))
{
// Odd hierarchy -- can't reparent
panel = trans.gameObject.AddComponent<UIPanel>();
}
else
{
// Reparent th
is root object to be a child of the panel
trans.parent = panel.transform;
trans.localScale = Vector3.one;
trans.localPosition = Vector3.zero;
SetChildLayer(panel.cachedTransform, panel.cachedGameObject.layer);
}
}
return panel;
}
/// <summary>
/// Helper function that recursively sets all children with widgets' game objects layers to the specified value.
/// </summary>
static public void SetChildLayer (Transform t, int layer)
{
for (int i = 0; i < t.childCount; ++i)
{
Transform child = t.GetChild(i);
child.gameObject.layer = layer;
SetChildLayer(child, layer);
}
}
/// <summary>
/// Add a child object to the specified parent and attaches the specified script to it.
/// </summary>
static public T AddChild<T> (GameObject parent) where T
: Component
{
GameObject go = AddChild(parent);
go.name = GetTypeName<T>();
return go.AddComponent<T>();
}
/// <summary>
/// Add a child object to the specified parent and attaches the specified script to it.
/// </summary>
static public T AddChild<T> (GameObject parent, bool undo) where T
: Component
{
GameObject go = AddChild(parent, undo);
go.name = GetTypeName<T>();
return go.AddComponent<T>();
}
/// <summary>
/// Add a new widget of specified type.
/// </summary>
static public T AddWidget<T> (GameObject go) where T
: UIWidget
{
int depth = CalculateNextDepth(go);
// Create the widget and place it above other widgets
T widget = AddChild<T>(go);
widget.width = 100;
widget.height = 100;
widget.depth = depth;
return widget;
}
/// <summary>
/// Add a new widget of specified type.
/// </summary>
static public T AddWidget<T> (GameObject go, int depth) where T
: UIWidget
{
// Create the widget and place it above other widgets
T widget = AddChild<T>(go);
widget.width = 100;
widget.height = 100;
widget.depth = depth;
return widget;
}
/// <summary>
/// Add a sprite appropriate for the specified atlas sprite.
/// It will be sliced if the sprite has an inner rect, and a regular sprite otherw
ise.
/// </summary>
static public U
ISprite AddSprite (GameObject go, UIAtlas atlas, string spriteName)
{
U
ISpriteData sp = (atlas != null) ? atlas.GetSprite(spriteName)
: null;
U
ISprite sprite = AddWidget<U
ISprite>(go);
sprite.type = (sp == null || !sp.hasBorder) ? U
ISprite.Type.Simple
: U
ISprite.Type.Sliced;
sprite.atlas = atlas;
sprite.spriteName = spriteName;
return sprite;
}
/// <summary>
/// Get the rootmost object of the specified game object.
/// </summary>
static public GameObject GetRoot (GameObject go)
{
Transform t = go.transform;
for (; ; )
{
Transform parent = t.parent;
if (parent == null) break;
t = parent;
}
return t.gameObject;
}
/// <summary>
/// Finds the specified component on the game object or one of its parents.
/// </summary>
static public T FindInParents<T> (GameObject go) where T
: Component
{
if (go == null) return null;
// Commented out because apparently it causes Unity 4.5.3 to lag horribly
:
// http
://www.tasharen.com/forum/index.php?topic=10882.0
//#if UNITY_4_3
#if UNITY_FLASH
object comp = go.GetComponent<T>();
#else
T comp = go.GetComponent<T>();
#endif
if (comp == null)
{
Transform t = go.transform.parent;
while (t != null && comp == null)
{
comp = t.gameObject.GetComponent<T>();
t = t.parent;
}
}
#if UNITY_FLASH
return (T)comp;
#else
return comp;
#endif
//#else
// return go.GetComponentInParent<T>();
//#endif
}
/// <summary>
/// Finds the specified component on the game object or one of its parents.
/// </summary>
static public T FindInParents<T> (Transform trans) where T
: Component
{
if (trans == null) return null;
#if UNITY_4_3
#if UNITY_FLASH
object comp = trans.GetComponent<T>();
#else
T comp = trans.GetComponent<T>();
#endif
if (comp == null)
{
Transform t = trans.transform.parent;
while (t != null && comp == null)
{
comp = t.gameObject.GetComponent<T>();
t = t.parent;
}
}
#if UNITY_FLASH
return (T)comp;
#else
return comp;
#endif
#else
return trans.GetComponentInParent<T>();
#endif
}
/// <summary>
/// Destroy the specified object, immediately if in edit mode.
/// </summary>
static public void Destroy (UnityEngine.Object obj)
{
if (obj != null)
{
if (obj
is Transform) obj = (obj as Transform).gameObject;
if (Application.
isPlaying)
{
if (obj
is GameObject)
{
GameObject go = obj as GameObject;
go.transform.parent = null;
}
UnityEngine.Object.Destroy(obj);
}
else UnityEngine.Object.DestroyImmediate(obj);
}
}
/// <summary>
/// Destroy the specified object immediately, unless not in the editor, in which case the regular Destroy
is used instead.
/// </summary>
static public void DestroyImmediate (UnityEngine.Object obj)
{
if (obj != null)
{
if (Application.
isEditor) UnityEngine.Object.DestroyImmediate(obj);
else UnityEngine.Object.Destroy(obj);
}
}
/// <summary>
/// Call the specified function on all objects in the scene.
/// </summary>
static public void Broadcast (string funcName)
{
GameObject[] gos = GameObject.FindObjectsOfType(typeof(GameObject)) as GameObject[];
for (int i = 0, imax = gos.Length; i < imax; ++i) gos[i].SendMessage(funcName, SendMessageOptions.DontRequireReceiver);
}
/// <summary>
/// Call the specified function on all objects in the scene.
/// </summary>
static public void Broadcast (string funcName, object param)
{
GameObject[] gos = GameObject.FindObjectsOfType(typeof(GameObject)) as GameObject[];
for (int i = 0, imax = gos.Length; i < imax; ++i) gos[i].SendMessage(funcName, param, SendMessageOptions.DontRequireReceiver);
}
/// <summary>
/// Determines whether the 'parent' contains a 'child' in its hierarchy.
/// </summary>
static public bool
IsChild (Transform parent, Transform child)
{
if (parent == null || child == null) return false;
while (child != null)
{
if (child == parent) return true;
child = child.parent;
}
return false;
}
/// <summary>
/// Activate the specified object and all of its children.
/// </summary>
static void Activate (Transform t) { Activate(t, false); }
/// <summary>
/// Activate the specified object and all of its children.
/// </summary>
static void Activate (Transform t, bool compatibilityMode)
{
SetActiveSelf(t.gameObject, true);
if (compatibilityMode)
{
// If there
is even a single enabled child, then we're using a Unity 4.0-based nested active state scheme.
for (int i = 0, imax = t.childCount; i < imax; ++i)
{
Transform child = t.GetChild(i);
if (child.gameObject.activeSelf) return;
}
// If th
is point
is reached, then all the children are d
isabled, so we must be using a Unity 3.5-based active state scheme.
for (int i = 0, imax = t.childCount; i < imax; ++i)
{
Transform child = t.GetChild(i);
Activate(child, true);
}
}
}
/// <summary>
/// Deactivate the specified object and all of its children.
/// </summary>
static void Deactivate (Transform t) { SetActiveSelf(t.gameObject, false); }
/// <summary>
/// SetActiveRecursively enables children before parents. Th
is is a problem when a widget gets re-enabled
/// and it tries to find a panel on its parent.
/// </summary>
static public void SetActive (GameObject go, bool state) { SetActive(go, state, true); }
/// <summary>
/// SetActiveRecursively enables children before parents. Th
is is a problem when a widget gets re-enabled
/// and it tries to find a panel on its parent.
/// </summary>
static public void SetActive (GameObject go, bool state, bool compatibilityMode)
{
if (go)
{
if (state)
{
Activate(go.transform, compatibilityMode);
#if UNITY_EDITOR
if (Application.
isPlaying)
#endif
CallCreatePanel(go.transform);
}
else Deactivate(go.transform);
}
}
/// <summary>
/// Ensure that all widgets have had their panels created, forcing the update right away rather
than on the following frame.
/// </summary>
[System.Diagnostics.DebuggerHidden]
[System.Diagnostics.DebuggerStepThrough]
static void CallCreatePanel (Transform t)
{
UIWidget w = t.GetComponent<UIWidget>();
if (w != null) w.CreatePanel();
for (int i = 0, imax = t.childCount; i < imax; ++i)
CallCreatePanel(t.GetChild(i));
}
/// <summary>
/// Activate or deactivate children of the specified game object without changing the active state of the object itself.
/// </summary>
static public void SetActiveChildren (GameObject go, bool state)
{
Transform t = go.transform;
if (state)
{
for (int i = 0, imax = t.childCount; i < imax; ++i)
{
Transform child = t.GetChild(i);
Activate(child);
}
}
else
{
for (int i = 0, imax = t.childCount; i < imax; ++i)
{
Transform child = t.GetChild(i);
Deactivate(child);
}
}
}
/// <summary>
/// Helper function that returns whether the specified MonoBehaviour
is active.
/// </summary>
[System.Obsolete("Use NGUITools.GetActive instead")]
static public bool
IsActive (Behaviour mb)
{
return mb != null && mb.enabled && mb.gameObject.activeInHierarchy;
}
/// <summary>
/// Helper function that returns whether the specified MonoBehaviour
is active.
/// </summary>
[System.Diagnostics.DebuggerHidden]
[System.Diagnostics.DebuggerStepThrough]
static public bool GetActive (Behaviour mb)
{
return mb && mb.enabled && mb.gameObject.activeInHierarchy;
}
/// <summary>
/// Unity4 has changed GameObject.active to GameObject.activeself.
/// </summary>
[System.Diagnostics.DebuggerHidden]
[System.Diagnostics.DebuggerStepThrough]
static public bool GetActive (GameObject go)
{
return go && go.activeInHierarchy;
}
/// <summary>
/// Unity4 has changed GameObject.active to GameObject.SetActive.
/// </summary>
[System.Diagnostics.DebuggerHidden]
[System.Diagnostics.DebuggerStepThrough]
static public void SetActiveSelf (GameObject go, bool state)
{
go.SetActive(state);
}
/// <summary>
/// Recursively set the game object's layer.
/// </summary>
static public void SetLayer (GameObject go, int layer)
{
go.layer = layer;
Transform t = go.transform;
for (int i = 0, imax = t.childCount; i < imax; ++i)
{
Transform child = t.GetChild(i);
SetLayer(child.gameObject, layer);
}
}
/// <summary>
/// Helper function used to make the vector use integer numbers.
/// </summary>
static public Vector3 Round (Vector3 v)
{
v.x = Mathf.Round(v.x);
v.y = Mathf.Round(v.y);
v.z = Mathf.Round(v.z);
return v;
}
/// <summary>
/// Make the specified selection pixel-
perfect.
/// </summary>
static public void MakePixel
Perfect (Transform t)
{
UIWidget w = t.GetComponent<UIWidget>();
if (w != null) w.MakePixel
Perfect();
if (t.GetComponent<UIAnchor>() == null && t.GetComponent<UIRoot>() == null)
{
#if UNITY_EDITOR
Reg
isterUndo(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)
MakePixel
Perfect(t.GetChild(i));
}
/// <summary>
/// Save the specified binary data into the specified file.
/// </summary>
static public bool Save (string fileName, byte[] bytes)
{
#if UNITY_WEBPLAYER || UNITY_FLASH || UNITY_METRO || UNITY_WP8 || UNITY_WP_8_1
return false;
#else
if (!NGUITools.fileAccess) return false;
string path = "";
if (bytes == null)
{
if (File.Ex
ists(path)) File.Delete(path);
return true;
}
FileStream file = null;
try
{
file = File.Create(path);
}
catch (System.Exception ex)
{
Debug.LogError(ex.Message);
return false;
}
file.Write(bytes, 0, bytes.Length);
file.Close();
return true;
#endif
}
/// <summary>
/// Load all binary data from the specified file.
/// </summary>
static public byte[] Load (string fileName)
{
#if UNITY_WEBPLAYER || UNITY_FLASH || UNITY_METRO || UNITY_WP8 || UNITY_WP_8_1
return null;
#else
if (!NGUITools.fileAccess) return null;
string path = "";
if (File.Ex
ists(path))
{
return File.ReadAllBytes(path);
}
return null;
#endif
}
/// <summary>
/// Pre-multiply shaders result in a black outline if th
is operation
is done in the shader. It's
better to do it outside.
/// </summary>
static public Color ApplyPMA (Color c)
{
if (c.a != 1f)
{
c.r *= c.a;
c.g *= c.a;
c.b *= c.a;
}
return c;
}
/// <summary>
/// Inform all widgets underneath the specified object that the parent has changed.
/// </summary>
static public void MarkParentAsChanged (GameObject go)
{
UIRect[] rects = go.GetComponentsInChildren<UIRect>();
for (int i = 0, imax = rects.Length; i < imax; ++i)
rects[i].ParentHasChanged();
}
/// <summary>
/// Access to the clipboard via undocumented AP
Is.
/// </summary>
static public string clipboard
{
get
{
TextEditor te = new TextEditor();
te.Paste();
return te.content.text;
}
set
{
TextEditor te = new TextEditor();
te.content = new GUIContent(value);
te.OnFocus();
te.Copy();
}
}
[System.Obsolete("Use NGUIText.EncodeColor instead")]
static public string EncodeColor (Color c) { return NGUIText.EncodeColor24(c); }
[System.Obsolete("Use NGUIText.ParseColor instead")]
static public Color ParseColor (string text, int offset) { return NGUIText.ParseColor24(text, offset); }
[System.Obsolete("Use NGUIText.StripSymbols instead")]
static public string StripSymbols (string text) { return NGUIText.StripSymbols(text); }
/// <summary>
/// Extension for the game object that checks to see if the component already ex
ists before adding a new one.
/// If the component
is already present it will be returned instead.
/// </summary>
static public T AddM
issingComponent<T> (th
is GameObject go) where T
: Component
{
#if UNITY_FLASH
object comp = go.GetComponent<T>();
#else
T comp = go.GetComponent<T>();
#endif
if (comp == null)
{
#if UNITY_EDITOR
if (!Application.
isPlaying)
Reg
isterUndo(go, "Add " + typeof(T));
#endif
comp = go.AddComponent<T>();
}
#if UNITY_FLASH
return (T)comp;
#else
return comp;
#endif
}
// Temporary variable to avoid GC allocation
static Vector3[] mSides = new Vector3[4];
/// <summary>
/// Get sides relative to the specified camera. The order
is left, top, right, bottom.
/// </summary>
static public Vector3[] GetSides (th
is Camera cam)
{
return cam.GetSides(Mathf.Lerp(cam.nearClipPlane, cam.farClipPlane, 0.5f), null);
}
/// <summary>
/// Get sides relative to the specified camera. The order
is left, top, right, bottom.
/// </summary>
static public Vector3[] GetSides (th
is Camera cam, float depth)
{
return cam.GetSides(depth, null);
}
/// <summary>
/// Get sides relative to the specified camera. The order
is left, top, right, bottom.
/// </summary>
static public Vector3[] GetSides (th
is Camera cam, Transform relativeTo)
{
return cam.GetSides(Mathf.Lerp(cam.nearClipPlane, cam.farClipPlane, 0.5f), relativeTo);
}
/// <summary>
/// Get sides relative to the specified camera. The order
is left, top, right, bottom.
/// </summary>
static public Vector3[] GetSides (th
is Camera cam, float depth, Transform relativeTo)
{
#if UNITY_4_3 || UNITY_4_5 || UNITY_4_6
if (cam.
isOrthoGraphic)
#else
if (cam.orthographic)
#endif
{
float os = cam.orthographicSize;
float x0 = -os;
float x1 = os;
float y0 = -os;
float y1 = os;
Rect rect = cam.rect;
Vector2 size = screenSize;
float aspect = size.x / size.y;
aspect *= rect.width / rect.height;
x0 *= aspect;
x1 *= aspect;
// We want to ignore the scale, as scale doesn't affect the camera's view region in Unity
Transform t = cam.transform;
Quaternion rot = t.rotation;
Vector3 pos = t.position;
int w = Mathf.RoundToInt(size.x);
int h = Mathf.RoundToInt(size.y);
if ((w & 1) == 1) pos.x -= 1f / size.x;
if ((h & 1) == 1) pos.y += 1f / size.y;
mSides[0] = rot * (new Vector3(x0, 0f, depth)) + pos;
mSides[1] = rot * (new Vector3(0f, y1, depth)) + pos;
mSides[2] = rot * (new Vector3(x1, 0f, depth)) + pos;
mSides[3] = rot * (new Vector3(0f, y0, depth)) + pos;
}
else
{
mSides[0] = cam.ViewportToWorldPoint(new Vector3(0f, 0.5f, depth));
mSides[1] = cam.ViewportToWorldPoint(new Vector3(0.5f, 1f, depth));
mSides[2] = cam.ViewportToWorldPoint(new Vector3(1f, 0.5f, depth));
mSides[3] = cam.ViewportToWorldPoint(new Vector3(0.5f, 0f, depth));
}
if (relativeTo != null)
{
for (int i = 0; i < 4; ++i)
mSides[i] = relativeTo.InverseTransformPoint(mSides[i]);
}
return mSides;
}
/// <summary>
/// Get the camera's world-space corners. The order
is bottom-left, top-left, top-right, bottom-right.
/// </summary>
static public Vector3[] GetWorldCorners (th
is Camera cam)
{
float depth = Mathf.Lerp(cam.nearClipPlane, cam.farClipPlane, 0.5f);
return cam.GetWorldCorners(depth, null);
}
/// <summary>
/// Get the camera's world-space corners. The order
is bottom-left, top-left, top-right, bottom-right.
/// </summary>
static public Vector3[] GetWorldCorners (th
is Camera cam, float depth)
{
return cam.GetWorldCorners(depth, null);
}
/// <summary>
/// Get the camera's world-space corners. The order
is bottom-left, top-left, top-right, bottom-right.
/// </summary>
static public Vector3[] GetWorldCorners (th
is Camera cam, Transform relativeTo)
{
return cam.GetWorldCorners(Mathf.Lerp(cam.nearClipPlane, cam.farClipPlane, 0.5f), relativeTo);
}
/// <summary>
/// Get the camera's world-space corners. The order
is bottom-left, top-left, top-right, bottom-right.
/// </summary>
static public Vector3[] GetWorldCorners (th
is Camera cam, float depth, Transform relativeTo)
{
#if UNITY_4_3 || UNITY_4_5 || UNITY_4_6
if (cam.
isOrthoGraphic)
#else
if (cam.orthographic)
#endif
{
float os = cam.orthographicSize;
float x0 = -os;
float x1 = os;
float y0 = -os;
float y1 = os;
Rect rect = cam.rect;
Vector2 size = screenSize;
float aspect = size.x / size.y;
aspect *= rect.width / rect.height;
x0 *= aspect;
x1 *= aspect;
// We want to ignore the scale, as scale doesn't affect the camera's view region in Unity
Transform t = cam.transform;
Quaternion rot = t.rotation;
Vector3 pos = t.position;
mSides[0] = rot * (new Vector3(x0, y0, depth)) + pos;
mSides[1] = rot * (new Vector3(x0, y1, depth)) + pos;
mSides[2] = rot * (new Vector3(x1, y1, depth)) + pos;
mSides[3] = rot * (new Vector3(x1, y0, depth)) + pos;
}
else
{
mSides[0] = cam.ViewportToWorldPoint(new Vector3(0f, 0f, depth));
mSides[1] = cam.ViewportToWorldPoint(new Vector3(0f, 1f, depth));
mSides[2] = cam.ViewportToWorldPoint(new Vector3(1f, 1f, depth));
mSides[3] = cam.ViewportToWorldPoint(new Vector3(1f, 0f, depth));
}
if (relativeTo != null)
{
for (int i = 0; i < 4; ++i)
mSides[i] = relativeTo.InverseTransformPoint(mSides[i]);
}
return mSides;
}
/// <summary>
/// Convenience function that converts Class + Function combo into Class.Function representation.
/// </summary>
static public string GetFuncName (object obj, string method)
{
if (obj == null) return "<null>";
string type = obj.GetType().ToString();
int period = type.LastIndexOf('/');
if (period > 0) type = type.Substring(period + 1);
return string.
IsNullOrEmpty(method) ? type
: type + "/" + method;
}
#if UNITY_EDITOR || !UNITY_FLASH
/// <summary>
/// Execute the specified function on the target game object.
/// </summary>
static public void Execute<T> (GameObject go, string funcName) where T
: Component
{
T[] comps = go.GetComponents<T>();
foreach (T comp in comps)
{
#if !UNITY_EDITOR && (UNITY_WEBPLAYER || UNITY_FLASH || UNITY_METRO || UNITY_WP8 || UNITY_WP_8_1)
comp.SendMessage(funcName, SendMessageOptions.DontRequireReceiver);
#else
MethodInfo method = comp.GetType().GetMethod(funcName, BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
if (method != null) method.Invoke(comp, null);
#endif
}
}
/// <summary>
/// Execute the specified function on the target game object and all of its children.
/// </summary>
static public void ExecuteAll<T> (GameObject root, string funcName) where T
: Component
{
Execute<T>(root, funcName);
Transform t = root.transform;
for (int i = 0, imax = t.childCount; i < imax; ++i)
ExecuteAll<T>(t.GetChild(i).gameObject, funcName);
}
/// <summary>
/// Immediately start, update, and create all the draw calls from newly instantiated UI.
/// Th
is is useful if you plan on doing something like immediately taking a screenshot then destroying the UI.
/// </summary>
static public void ImmediatelyCreateDrawCalls (GameObject root)
{
ExecuteAll<UIWidget>(root, "Start");
ExecuteAll<UIPanel>(root, "Start");
ExecuteAll<UIWidget>(root, "Update");
ExecuteAll<UIPanel>(root, "Update");
ExecuteAll<UIPanel>(root, "LateUpdate");
}
#endif
#if UNITY_EDITOR
static int mSizeFrame = -1;
static System.Reflection.MethodInfo s_GetSizeOfMainGameView;
static Vector2 mGameSize = Vector2.one;
/// <summary>
/// Size of the game view cannot be retrieved from Screen.width and Screen.height when the game view
is hidden.
/// </summary>
static public Vector2 screenSize
{
get
{
int frame = Time.frameCount;
if (mSizeFrame != frame || !Application.
isPlaying)
{
mSizeFrame = frame;
if (s_GetSizeOfMainGameView == null)
{
System.Type type = System.Type.GetType("UnityEditor.GameView,UnityEditor");
s_GetSizeOfMainGameView = type.GetMethod("GetSizeOfMainGameView",
System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Static);
}
mGameSize = (Vector2)s_GetSizeOfMainGameView.Invoke(null, null);
}
return mGameSize;
}
}
#else
/// <summary>
/// Size of the game view cannot be retrieved from Screen.width and Screen.height when the game view
is hidden.
/// </summary>
static public Vector2 screenSize { get { return new Vector2(Screen.width, Screen.height); } }
#endif
}
Assets/NGUI/Scripts/Internal/NGUITools.cs(57,51)
: error CS0619
: `UnityEngine.RuntimePlatform.WindowsWebPlayer'
is obsolete
: `WebPlayer export
is no longer supported in Unity 5.4+.'
探讨了企业产品开发中“完成”与“完美”的理念，分析两种策略对企业的影响及潜在风险，并提出了寻找两者间平衡点的重要性。
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