1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
#region License
//
// The Open Toolkit Library License
//
// Copyright (c) 2006 - 2008 the Open Toolkit library, except where noted.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software is furnished to do
// so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
#endregion
using System;
using System.Collections.Generic;
using System.Text;
using System.Drawing;
namespace OpenTK.Graphics
{
/// <summary>
/// Holds the results of a text measurement.
/// </summary>
public class TextExtents : IDisposable
{
#region Fields
protected RectangleF text_extents;
protected List<RectangleF> glyph_extents = new List<RectangleF>();
public static readonly TextExtents Empty = new TextExtents();
#endregion
#region Constructors
internal TextExtents()
{
}
#endregion
#region Public Members
/// <summary>
/// Gets the bounding box of the measured text.
/// </summary>
public RectangleF BoundingBox
{
get { return text_extents; }
internal set { text_extents = value; }
}
/// <summary>
/// Gets the extents of each glyph in the measured text.
/// </summary>
/// <param name="i">The index of the glyph.</param>
/// <returns>The extents of the specified glyph.</returns>
public RectangleF this[int i]
{
get { return glyph_extents[i]; }
internal set { glyph_extents[i] = value; }
}
/// <summary>
/// Gets the extents of each glyph in the measured text.
/// </summary>
public IEnumerable<RectangleF> GlyphExtents
{
get { return (IEnumerable<RectangleF>)glyph_extents; }
}
/// <summary>
/// Gets the number of the measured glyphs.
/// </summary>
public int Count
{
get { return glyph_extents.Count; }
}
#endregion
#region Internal Members
internal void Add(RectangleF glyphExtent)
{
glyph_extents.Add(glyphExtent);
}
internal void AddRange(IEnumerable<RectangleF> glyphExtents)
{
glyph_extents.AddRange(glyphExtents);
}
internal void Clear()
{
BoundingBox = RectangleF.Empty;
glyph_extents.Clear();
}
internal TextExtents Clone()
{
TextExtents extents = new TextExtents();
extents.glyph_extents.AddRange(GlyphExtents);
extents.BoundingBox = BoundingBox;
return extents;
}
#endregion
#region IDisposable Members
/// <summary>
/// Frees the resources consumed by this TextExtents instance.
/// </summary>
public virtual void Dispose()
{
}
#endregion
}
}
|
