add

Assets/CoolapeFrame/3rd/NGUI_Enhance/Scripts/Internal/BMSymbol.cs

@@ -0,0 +1,84 @@
+//----------------------------------------------
+//            NGUI: Next-Gen UI kit
+// Copyright © 2011-2015 Tasharen Entertainment
+//----------------------------------------------
+
+using UnityEngine;
+using System.Collections.Generic;
+
+/// <summary>
+/// Symbols are a sequence of characters such as ":)" that get replaced with a sprite, such as the smiley face.
+/// </summary>
+
+[System.Serializable]
+public class BMSymbol
+{
+	public string sequence;
+	public string spriteName;
+
+	UISpriteData mSprite = null;
+	bool mIsValid = false;
+	int mLength = 0;
+	int mOffsetX = 0;		// (outer - inner) in pixels
+	int mOffsetY = 0;		// (outer - inner) in pixels
+	int mWidth = 0;			// Symbol's width in pixels (sprite.outer.width)
+	int mHeight = 0;		// Symbol's height in pixels (sprite.outer.height)
+	int mAdvance = 0;		// Symbol's inner width in pixels (sprite.inner.width)
+	Rect mUV;
+
+	public int length	{ get { if (mLength == 0) mLength = sequence.Length; return mLength; } }
+	public int offsetX	{ get { return mOffsetX; } }
+	public int offsetY	{ get { return mOffsetY; } }
+	public int width	{ get { return mWidth; } }
+	public int height	{ get { return mHeight; } }
+	public int advance	{ get { return mAdvance; } }
+	public Rect uvRect	{ get { return mUV; } }
+
+	/// <summary>
+	/// Mark this symbol as dirty, clearing the sprite reference.
+	/// </summary>
+
+	public void MarkAsChanged () { mIsValid = false; }
+
+	/// <summary>
+	/// Validate this symbol, given the specified atlas.
+	/// </summary>
+
+	public bool Validate (UIAtlas atlas)
+	{
+		if (atlas == null) return false;
+
+#if UNITY_EDITOR
+		if (!Application.isPlaying || !mIsValid)
+#else
+		if (!mIsValid)
+#endif
+		{
+			if (string.IsNullOrEmpty(spriteName)) return false;
+
+			mSprite = (atlas != null) ? atlas.GetSprite(spriteName) : null;
+
+			if (mSprite != null)
+			{
+				Texture tex = atlas.texture;
+
+				if (tex == null)
+				{
+					mSprite = null;
+				}
+				else
+				{
+					mUV = new Rect(mSprite.x, mSprite.y, mSprite.width, mSprite.height);
+					mUV = NGUIMath.ConvertToTexCoords(mUV, tex.width, tex.height);
+					mOffsetX = mSprite.paddingLeft;
+					mOffsetY = mSprite.paddingTop;
+					mWidth = mSprite.width;
+					mHeight = mSprite.height;
+					mAdvance = mSprite.width + (mSprite.paddingLeft + mSprite.paddingRight);
+					mIsValid = true;
+				}
+			}
+		}
+		return (mSprite != null);
+	}
+}