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using System;
using System.Collections.Generic;
using System.Drawing;
using System.Xml;
namespace VPScriptEditor
{
public class FontFile
{
private Dictionary<char, int> data;
private Symbol[] glyphs;
private Bitmap[] bitmaps;
private class Symbol
{
private bool[,] data;
private int width;
private char text;
public char getText()
{
return text;
}
public bool getXY(int x, int y)
{
return data[x, y];
}
public int getWidth()
{
return width;
}
public Symbol(XmlAttributeCollection attrs)
{
data = new bool[12, 12];
for (int i = 0; i < attrs.Count; i++)
{
switch (attrs[i].Name)
{
case "Width":
width = int.Parse(attrs[i].Value);
break;
case "Data":
byte[] bdata = Convert.FromBase64String(attrs[i].Value);
for (int y = 0; y < 12; y++)
{
int curr = bdata[y * 2 + 1] * 256 + bdata[y * 2];
for (int x = 0; x < 12; x++)
if ((curr & (0x8000 >> x)) > 0)
data[x, y] = true;
else
data[x, y] = false;
}
break;
case "Text":
if (attrs[i].Value.Length != 1)
throw new Exception("Invalid database");
text = attrs[i].Value[0];
break;
default:
throw new Exception(("Wrong Font XML Format - Unknown attribute: " + attrs[i].Name));
}
}
}
}
public FontFile(System.IO.StreamReader file, Color color)
{
XmlDocument fontXml = new XmlDocument();
fontXml.Load(file);
XmlNodeList fontNode = fontXml.GetElementsByTagName("Symbol");
glyphs = new Symbol[fontNode.Count + 1];
bitmaps = new Bitmap[fontNode.Count + 1];
data = new Dictionary<char, int>();
for (int i = 0; i < fontNode.Count; i++)
{
glyphs[i] = new Symbol(fontNode[i].Attributes);
data.Add(glyphs[i].getText(), i);
bitmaps[i] = new Bitmap(glyphs[i].getWidth(), 12);
for (int y = 0; y < 12; y++)
for (int x = 0; x < glyphs[i].getWidth(); x++)
if (glyphs[i].getXY(x, y))
bitmaps[i].SetPixel(x, y, color);
}
}
public bool containsSymbol(char symbol)
{
return data.ContainsKey(symbol);
}
public int getSymbolWidth(char symbol)
{
return glyphs[data[symbol]].getWidth();
}
public bool getSymbolXY(char symbol, int x, int y)
{
return glyphs[data[symbol]].getXY(x, y);
}
public Bitmap getBitmap(char symbol)
{
return bitmaps[data[symbol]];
}
}
}
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