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| Rev | Author | Line No. | Line |
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| 1452 | chris | 1 | #region License |
| 2 | // |
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| 3 | // The Open Toolkit Library License |
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| 4 | // |
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| 5 | // Copyright (c) 2006 - 2008 the Open Toolkit library, except where noted. |
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| 6 | // |
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| 7 | // Permission is hereby granted, free of charge, to any person obtaining a copy |
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| 8 | // of this software and associated documentation files (the "Software"), to deal |
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| 9 | // in the Software without restriction, including without limitation the rights to |
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| 10 | // use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of |
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| 11 | // the Software, and to permit persons to whom the Software is furnished to do |
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| 12 | // so, subject to the following conditions: |
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| 13 | // |
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| 14 | // The above copyright notice and this permission notice shall be included in all |
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| 15 | // copies or substantial portions of the Software. |
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| 16 | // |
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| 17 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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| 18 | // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES |
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| 19 | // OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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| 20 | // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
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| 21 | // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
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| 22 | // WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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| 23 | // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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| 24 | // OTHER DEALINGS IN THE SOFTWARE. |
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| 25 | // |
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| 26 | #endregion |
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| 27 | |||
| 28 | using System; |
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| 29 | using System.Collections.Generic; |
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| 30 | using System.Text; |
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| 31 | using System.Drawing; |
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| 32 | |||
| 33 | namespace OpenTK.Graphics |
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| 34 | { |
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| 35 | /// <summary> |
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| 36 | /// Holds the results of a text measurement. |
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| 37 | /// </summary> |
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| 38 | public class TextExtents : IDisposable |
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| 39 | { |
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| 40 | #region Fields |
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| 41 | |||
| 42 | protected RectangleF text_extents; |
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| 43 | protected List<RectangleF> glyph_extents = new List<RectangleF>(); |
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| 44 | |||
| 45 | public static readonly TextExtents Empty = new TextExtents(); |
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| 46 | |||
| 47 | #endregion |
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| 48 | |||
| 49 | #region Constructors |
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| 50 | |||
| 51 | internal TextExtents() |
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| 52 | { |
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| 53 | } |
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| 54 | |||
| 55 | #endregion |
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| 56 | |||
| 57 | #region Public Members |
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| 58 | |||
| 59 | /// <summary> |
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| 60 | /// Gets the bounding box of the measured text. |
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| 61 | /// </summary> |
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| 62 | public RectangleF BoundingBox |
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| 63 | { |
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| 64 | get { return text_extents; } |
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| 65 | internal set { text_extents = value; } |
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| 66 | } |
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| 67 | |||
| 68 | /// <summary> |
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| 69 | /// Gets the extents of each glyph in the measured text. |
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| 70 | /// </summary> |
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| 71 | /// <param name="i">The index of the glyph.</param> |
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| 72 | /// <returns>The extents of the specified glyph.</returns> |
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| 73 | public RectangleF this[int i] |
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| 74 | { |
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| 75 | get { return glyph_extents[i]; } |
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| 76 | internal set { glyph_extents[i] = value; } |
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| 77 | } |
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| 78 | |||
| 79 | /// <summary> |
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| 80 | /// Gets the extents of each glyph in the measured text. |
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| 81 | /// </summary> |
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| 82 | public IEnumerable<RectangleF> GlyphExtents |
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| 83 | { |
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| 84 | get { return (IEnumerable<RectangleF>)glyph_extents; } |
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| 85 | } |
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| 86 | |||
| 87 | /// <summary> |
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| 88 | /// Gets the number of the measured glyphs. |
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| 89 | /// </summary> |
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| 90 | public int Count |
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| 91 | { |
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| 92 | get { return glyph_extents.Count; } |
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| 93 | } |
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| 94 | |||
| 95 | #endregion |
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| 96 | |||
| 97 | #region Internal Members |
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| 98 | |||
| 99 | internal void Add(RectangleF glyphExtent) |
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| 100 | { |
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| 101 | glyph_extents.Add(glyphExtent); |
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| 102 | } |
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| 103 | |||
| 104 | internal void AddRange(IEnumerable<RectangleF> glyphExtents) |
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| 105 | { |
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| 106 | glyph_extents.AddRange(glyphExtents); |
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| 107 | } |
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| 108 | |||
| 109 | internal void Clear() |
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| 110 | { |
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| 111 | BoundingBox = RectangleF.Empty; |
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| 112 | glyph_extents.Clear(); |
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| 113 | } |
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| 114 | |||
| 115 | internal TextExtents Clone() |
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| 116 | { |
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| 117 | TextExtents extents = new TextExtents(); |
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| 118 | extents.glyph_extents.AddRange(GlyphExtents); |
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| 119 | extents.BoundingBox = BoundingBox; |
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| 120 | return extents; |
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| 121 | } |
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| 122 | |||
| 123 | #endregion |
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| 124 | |||
| 125 | #region IDisposable Members |
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| 126 | |||
| 127 | /// <summary> |
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| 128 | /// Frees the resources consumed by this TextExtents instance. |
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| 129 | /// </summary> |
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| 130 | public virtual void Dispose() |
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| 131 | { |
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| 132 | } |
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| 133 | |||
| 134 | #endregion |
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| 135 | } |
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| 136 | } |