Opentk/Source/Bind/Structures/Constant.cs

168 lines
4.5 KiB
C#

#region --- License ---
/* Copyright (c) 2006, 2007 Stefanos Apostolopoulos
* See license.txt for license info
*/
#endregion
using System;
using System.Collections.Generic;
using System.Text;
namespace Bind.Structures
{
/// <summary>
/// Represents an opengl constant in C# format. Both the constant name and value
/// can be retrieved or set. The value can be either a number, another constant
/// or an alias to a constant
/// </summary>
public class Constant
{
static StringBuilder translator = new StringBuilder();
#region public string Name
string _name;
/// <summary>
/// Gets or sets the name of the opengl constant (eg. GL_LINES).
/// Undergoes processing unless the Settings.Legacy.NoAdvancedEnumProcessing flag is set.
/// </summary>
public string Name
{
get { return _name; }
set
{
if (!String.IsNullOrEmpty(value))
_name = Translate(value.Trim());
}
}
#endregion
#region public string Value
string _value;
/// <summary>
/// Gets or sets the value of the opengl constant (eg. 0x00000001).
/// </summary>
public string Value
{
get { return _value; }
set
{
if (!String.IsNullOrEmpty(value))
_value = Translate(value.Trim());
}
}
#endregion
#region public string Reference
string _reference;
/// <summary>
/// Gets or sets a string indicating the OpenGL enum reference by this constant.
/// Can be null.
/// </summary>
public string Reference
{
get { return _reference; }
set
{
if (!String.IsNullOrEmpty(value))
_reference = Enum.TranslateName(value.Trim());
}
}
#endregion
#region public bool Unchecked
private bool @unchecked;
public bool Unchecked
{
get { return @unchecked; }
set { @unchecked = value; }
}
#endregion
#region Constructors
/// <summary>
/// Creates an empty Constant.
/// </summary>
public Constant()
{
}
/// <summary>
/// Creates a Constant with the given name and value.
/// </summary>
/// <param name="name">The Name of the Constant.</param>
/// <param name="value">The Type of the Constant.</param>
public Constant(string name, string value)
{
Name = name;
Value = value;
}
#endregion
#region string Translate(string s)
string Translate(string s)
{
translator.Remove(0, translator.Length);
// Translate the constant's name to match .Net naming conventions
if ((Settings.Compatibility & Settings.Legacy.NoAdvancedEnumProcessing) == Settings.Legacy.None)
{
bool next_char_uppercase = true;
foreach (char c in s)
{
if (c != '_')
{
translator.Append(next_char_uppercase ? Char.ToUpper(c) : Char.ToLower(c));
next_char_uppercase = false;
}
else
next_char_uppercase = true;
}
translator[0] = Char.ToUpper(translator[0]);
}
else
translator.Append(s);
return translator.ToString();
}
#endregion
#region public override string ToString()
/// <summary>
/// Returns a string that represents the full constant declaration without decorations
/// (eg GL_XXX_YYY = (int)0xDEADBEEF or GL_XXX_YYY = GL_ZZZ.FOOBAR).
/// </summary>
/// <returns></returns>
public override string ToString()
{
return String.Format(
"{0} = {1}((int){2}{3})",
Name,
Unchecked ? "unchecked" : "",
!String.IsNullOrEmpty(Reference) ? Reference + "." : "",
Value
);
}
#endregion
}
}