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

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+//----------------------------------------------
+//            NGUI: Next-Gen UI kit
+// Copyright © 2011-2015 Tasharen Entertainment
+//----------------------------------------------
+
+using UnityEngine;
+using System.Collections.Generic;
+
+/// <summary>
+/// Glyph structure used by BMFont. For more information see http://www.angelcode.com/products/bmfont/
+/// </summary>
+
+[System.Serializable]
+public class BMGlyph
+{
+	public int index;	// Index of this glyph (used by BMFont)
+	public int x;		// Offset from the left side of the texture to the left side of the glyph
+	public int y;		// Offset from the top of the texture to the top of the glyph
+	public int width;	// Glyph's width in pixels
+	public int height;	// Glyph's height in pixels
+	public int offsetX;	// Offset to apply to the cursor's left position before drawing this glyph
+	public int offsetY; // Offset to apply to the cursor's top position before drawing this glyph
+	public int advance;	// How much to move the cursor after printing this character
+	public int channel;	// Channel mask (in most cases this will be 15 (RGBA, 1+2+4+8)
+	public List<int> kerning;
+
+	/// <summary>
+	/// Retrieves the special amount by which to adjust the cursor position, given the specified previous character.
+	/// </summary>
+
+	public int GetKerning (int previousChar)
+	{
+		if (kerning != null && previousChar != 0)
+		{
+			for (int i = 0, imax = kerning.Count; i < imax; i += 2)
+				if (kerning[i] == previousChar)
+					return kerning[i + 1];
+		}
+		return 0;
+	}
+
+	/// <summary>
+	/// Add a new kerning entry to the character (or adjust an existing one).
+	/// </summary>
+
+	public void SetKerning (int previousChar, int amount)
+	{
+		if (kerning == null) kerning = new List<int>();
+
+		for (int i = 0; i < kerning.Count; i += 2)
+		{
+			if (kerning[i] == previousChar)
+			{
+				kerning[i + 1] = amount;
+				return;
+			}
+		}
+
+		kerning.Add(previousChar);
+		kerning.Add(amount);
+	}
+
+	/// <summary>
+	/// Trim the glyph, given the specified minimum and maximum dimensions in pixels.
+	/// </summary>
+
+	public void Trim (int xMin, int yMin, int xMax, int yMax)
+	{
+		int x1 = x + width;
+		int y1 = y + height;
+
+		if (x < xMin)
+		{
+			int offset = xMin - x;
+			x += offset;
+			width -= offset;
+			offsetX += offset;
+		}
+
+		if (y < yMin)
+		{
+			int offset = yMin - y;
+			y += offset;
+			height -= offset;
+			offsetY += offset;
+		}
+
+		if (x1 > xMax) width  -= x1 - xMax;
+		if (y1 > yMax) height -= y1 - yMax;
+	}
+}