//----------------------------------------------
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// NGUI: Next-Gen UI kit
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// Copyright © 2011-2014 Tasharen Entertainment
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//----------------------------------------------
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using UnityEngine;
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using System.Collections.Generic;
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/// <summary>
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/// Glyph structure used by BMFont. For more information see http://www.angelcode.com/products/bmfont/
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/// </summary>
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[System.Serializable]
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public class BMGlyph
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{
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public int index; // Index of this glyph (used by BMFont)
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public int x; // Offset from the left side of the texture to the left side of the glyph
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public int y; // Offset from the top of the texture to the top of the glyph
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public int width; // Glyph's width in pixels
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public int height; // Glyph's height in pixels
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public int offsetX; // Offset to apply to the cursor's left position before drawing this glyph
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public int offsetY; // Offset to apply to the cursor's top position before drawing this glyph
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public int advance; // How much to move the cursor after printing this character
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public int channel; // Channel mask (in most cases this will be 15 (RGBA, 1+2+4+8)
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public List<int> kerning;
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/// <summary>
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/// Retrieves the special amount by which to adjust the cursor position, given the specified previous character.
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/// </summary>
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public int GetKerning (int previousChar)
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{
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if (kerning != null && previousChar != 0)
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{
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for (int i = 0, imax = kerning.Count; i < imax; i += 2)
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if (kerning[i] == previousChar)
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return kerning[i+1];
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}
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return 0;
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}
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/// <summary>
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/// Add a new kerning entry to the character (or adjust an existing one).
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/// </summary>
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public void SetKerning (int previousChar, int amount)
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{
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if (kerning == null) kerning = new List<int>();
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for (int i = 0; i < kerning.Count; i += 2)
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{
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if (kerning[i] == previousChar)
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{
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kerning[i+1] = amount;
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return;
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}
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}
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kerning.Add(previousChar);
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kerning.Add(amount);
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}
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/// <summary>
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/// Trim the glyph, given the specified minimum and maximum dimensions in pixels.
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/// </summary>
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public void Trim (int xMin, int yMin, int xMax, int yMax)
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{
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int x1 = x + width;
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int y1 = y + height;
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if (x < xMin)
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{
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int offset = xMin - x;
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x += offset;
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width -= offset;
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offsetX += offset;
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}
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if (y < yMin)
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{
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int offset = yMin - y;
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y += offset;
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height -= offset;
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offsetY += offset;
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}
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if (x1 > xMax) width -= x1 - xMax;
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if (y1 > yMax) height -= y1 - yMax;
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}
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}
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