Code Coverage Statistics for Source File

c:\Tools\SD3\src\Libraries\ICSharpCode.TextEditor\Project\Src\Document\HighlightingStrategy\FontContainer.cs

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// <file>
//     <copyright see="prj:///doc/copyright.txt"/>
//     <license see="prj:///doc/license.txt"/>
//     <owner name="Mike Krüger" email="mike@icsharpcode.net"/>
//     <version>$Revision: 2313 $</version>
// </file>

using System;
using System.Drawing;

namespace ICSharpCode.TextEditor.Document
{
	/// <summary>
	/// This class is used to generate bold, italic and bold/italic fonts out
	/// of a base font.
	/// </summary>
	public class FontContainer
	{
		Font defaultFont;
		Font regularfont, boldfont, italicfont, bolditalicfont;
		
		/// <value>
		/// The scaled, regular version of the base font
		/// </value>
		public Font RegularFont {
			get {
				return regularfont;
			}
		}
		
		/// <value>
		/// The scaled, bold version of the base font
		/// </value>
		public Font BoldFont {
			get {
				return boldfont;
			}
		}
		
		/// <value>
		/// The scaled, italic version of the base font
		/// </value>
		public Font ItalicFont {
			get {
				return italicfont;
			}
		}
		
		/// <value>
		/// The scaled, bold/italic version of the base font
		/// </value>
		public Font BoldItalicFont {
			get {
				return bolditalicfont;
			}
		}
		
		static float twipsPerPixelY;
		
		public static float TwipsPerPixelY {
			get {
				if (twipsPerPixelY == 0) {
					using (Bitmap bmp = new Bitmap(1,1)) {
						using (Graphics g = Graphics.FromImage(bmp)) {
							twipsPerPixelY = 1440 / g.DpiY;
						}
					}
				}
				return twipsPerPixelY;
			}
		}
		
		/// <value>
		/// The base font
		/// </value>
		public Font DefaultFont {
			get {
				return defaultFont;
			}
			set {
				// 1440 twips is one inch
				int pixelSize = (int)(value.SizeInPoints * 20 / TwipsPerPixelY);
				
				defaultFont    = value;
				regularfont    = new Font(value.FontFamily, pixelSize * TwipsPerPixelY / 20f, FontStyle.Regular);
				boldfont       = new Font(regularfont, FontStyle.Bold);
				italicfont     = new Font(regularfont, FontStyle.Italic);
				bolditalicfont = new Font(regularfont, FontStyle.Bold | FontStyle.Italic);
			}
		}
		
		public static Font ParseFont(string font)
		{
			string[] descr = font.Split(new char[]{',', '='});
			return new Font(descr[1], Single.Parse(descr[3]));
		}
		
		public FontContainer(Font defaultFont)
		{
			this.DefaultFont = defaultFont;
		}
	}
}

L	V	Source
1		// <file>
2		// <copyright see="prj:///doc/copyright.txt"/>
3		// <license see="prj:///doc/license.txt"/>
4		// <owner name="Mike Krüger" email="mike@icsharpcode.net"/>
5		// <version>$Revision: 2313 $</version>
6		// </file>
7
8		using System;
9		using System.Drawing;
10
11		namespace ICSharpCode.TextEditor.Document
12		{
13		/// <summary>
14		/// This class is used to generate bold, italic and bold/italic fonts out
15		/// of a base font.
16		/// </summary>
17		public class FontContainer
18		{
19		Font defaultFont;
20		Font regularfont, boldfont, italicfont, bolditalicfont;
21
22		/// <value>
23		/// The scaled, regular version of the base font
24		/// </value>
25		public Font RegularFont {
26		get {
27		return regularfont;
28		}
29		}
30
31		/// <value>
32		/// The scaled, bold version of the base font
33		/// </value>
34		public Font BoldFont {
35		get {
36		return boldfont;
37		}
38		}
39
40		/// <value>
41		/// The scaled, italic version of the base font
42		/// </value>
43		public Font ItalicFont {
44		get {
45		return italicfont;
46		}
47		}
48
49		/// <value>
50		/// The scaled, bold/italic version of the base font
51		/// </value>
52		public Font BoldItalicFont {
53		get {
54		return bolditalicfont;
55		}
56		}
57
58		static float twipsPerPixelY;
59
60		public static float TwipsPerPixelY {
61		get {
62		if (twipsPerPixelY == 0) {
63		using (Bitmap bmp = new Bitmap(1,1)) {
64		using (Graphics g = Graphics.FromImage(bmp)) {
65		twipsPerPixelY = 1440 / g.DpiY;
66		}
67		}
68		}
69		return twipsPerPixelY;
70		}
71		}
72
73		/// <value>
74		/// The base font
75		/// </value>
76		public Font DefaultFont {
77		get {
78		return defaultFont;
79		}
80		set {
81		// 1440 twips is one inch
82		int pixelSize = (int)(value.SizeInPoints * 20 / TwipsPerPixelY);
83
84		defaultFont = value;
85		regularfont = new Font(value.FontFamily, pixelSize * TwipsPerPixelY / 20f, FontStyle.Regular);
86		boldfont = new Font(regularfont, FontStyle.Bold);
87		italicfont = new Font(regularfont, FontStyle.Italic);
88		bolditalicfont = new Font(regularfont, FontStyle.Bold \| FontStyle.Italic);
89		}
90		}
91
92		public static Font ParseFont(string font)
93		{
94		string[] descr = font.Split(new char[]{',', '='});
95		return new Font(descr[1], Single.Parse(descr[3]));
96		}
97
98		public FontContainer(Font defaultFont)
99		{
100		this.DefaultFont = defaultFont;
101		}
102		}
103		}