102 lines
3.7 KiB
C#
102 lines
3.7 KiB
C#
#region PDFsharp - A .NET library for processing PDF
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//
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// Authors:
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// Stefan Lange
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//
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// Copyright (c) 2005-2016 empira Software GmbH, Cologne Area (Germany)
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//
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// http://www.PdfSharp.com
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// http://sourceforge.net/projects/pdfsharp
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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#endregion
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using System.Diagnostics;
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using System.Globalization;
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using PdfSharpCore.Internal;
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namespace PdfSharpCore.Drawing
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{
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/// <summary>
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/// Internal implementation class of XFontFamily.
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/// </summary>
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[DebuggerDisplay("{DebuggerDisplay}")]
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internal class FontFamilyInternal
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{
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// Implementation Notes
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// FontFamilyInternal implements an XFontFamily.
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//
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// * Each XFontFamily object is just a handle to its FontFamilyInternal singleton.
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//
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// * A FontFamilyInternal is is uniquely identified by its name. It
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// is not possible to use two different fonts that have the same
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// family name.
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FontFamilyInternal(string familyName, bool createPlatformObjects)
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{
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_sourceName = _name = familyName;
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}
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internal static FontFamilyInternal GetOrCreateFromName(string familyName, bool createPlatformObject)
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{
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try
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{
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Lock.EnterFontFactory();
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FontFamilyInternal family = FontFamilyCache.GetFamilyByName(familyName);
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if (family == null)
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{
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family = new FontFamilyInternal(familyName, createPlatformObject);
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family = FontFamilyCache.CacheOrGetFontFamily(family);
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}
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return family;
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}
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finally { Lock.ExitFontFactory(); }
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}
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/// <summary>
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/// Gets the family name this family was originally created with.
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/// </summary>
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public string SourceName
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{
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get { return _sourceName; }
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}
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readonly string _sourceName;
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/// <summary>
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/// Gets the name that uniquely identifies this font family.
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/// </summary>
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public string Name
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{
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// In WPF this is the Win32FamilyName, not the WPF family name.
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get { return _name; }
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}
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readonly string _name;
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/// <summary>
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/// Gets the DebuggerDisplayAttribute text.
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/// </summary>
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// ReSha rper disable UnusedMember.Local
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internal string DebuggerDisplay
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// ReShar per restore UnusedMember.Local
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{
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get { return string.Format(CultureInfo.InvariantCulture, "FontFamiliy: '{0}'", Name); }
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}
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}
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}
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