lauchmelder/SFML
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Added the trunk/branches/tags directories at repository root, and moved previous root into trunk/

Browse source 
git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/trunk@1002 4e206d99-4929-0410-ac5d-dfc041789085
This commit is contained in:
laurentgom 2009-01-28 16:18:34 +00:00
commit 2f524481c1
974 changed files with 295448 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

210
dotnet/src/Graphics/Font.cs Normal file
View file

@ -0,0 +1,210 @@
using System;
using System.Runtime.InteropServices;
using System.Security;
using System.IO;
namespace SFML
{
namespace Graphics
{
////////////////////////////////////////////////////////////
/// <summary>
/// Font is the low-level class for loading and
/// manipulating character fonts. This class is meant to
/// be used by String2D
/// </summary>
////////////////////////////////////////////////////////////
public class Font : ObjectBase
{
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the font from a file
/// </summary>
/// <param name="filename">Font file to load</param>
/// <exception cref="LoadingFailedException" />
////////////////////////////////////////////////////////////
public Font(string filename) :
this(filename, 30)
{
}
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the font from a file, using custom size
/// </summary>
/// <param name="filename">Font file to load</param>
/// <param name="charSize">Character size</param>
/// <exception cref="LoadingFailedException" />
////////////////////////////////////////////////////////////
public Font(string filename, uint charSize) :
this(filename, charSize, "")
{
}
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the font from a file, using custom size and characters set
/// </summary>
/// <param name="filename">Font file to load</param>
/// <param name="charSize">Character size</param>
/// <param name="charset">Set of characters to generate</param>
/// <exception cref="LoadingFailedException" />
////////////////////////////////////////////////////////////
public Font(string filename, uint charSize, string charset) :
base(IntPtr.Zero)
{
unsafe
{
IntPtr ptr;
int size;
if (Int32.TryParse(charset, out size))
ptr = new IntPtr(&size);
else
ptr = IntPtr.Zero;
SetThis(sfFont_CreateFromFile(filename, charSize, ptr));
}
if (This == IntPtr.Zero)
throw new LoadingFailedException("font", filename);
}
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the font from a file in a stream
/// </summary>
/// <param name="stream">Stream containing the file contents</param>
/// <exception cref="LoadingFailedException" />
////////////////////////////////////////////////////////////
public Font(Stream stream) :
this(stream, 30)
{
}
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the font from a file in a stream, using custom size
/// </summary>
/// <param name="stream">Stream containing the file contents</param>
/// <param name="charSize">Character size</param>
/// <exception cref="LoadingFailedException" />
////////////////////////////////////////////////////////////
public Font(Stream stream, uint charSize) :
this(stream, charSize, "")
{
}
////////////////////////////////////////////////////////////
/// <summary>
/// Construct the font from a file in a stream
/// </summary>
/// <param name="stream">Stream containing the file contents</param>
/// <param name="charSize">Character size</param>
/// <param name="charset">Set of characters to generate</param>
/// <exception cref="LoadingFailedException" />
////////////////////////////////////////////////////////////
public Font(Stream stream, uint charSize, string charset) :
base(IntPtr.Zero)
{
unsafe
{
IntPtr ptr;
int size;
if (Int32.TryParse(charset, out size))
ptr = new IntPtr(&size);
else
ptr = IntPtr.Zero;
stream.Position = 0;
byte[] StreamData = new byte[stream.Length];
uint Read = (uint)stream.Read(StreamData, 0, StreamData.Length);
fixed (byte* dataPtr = StreamData)
{
SetThis(sfFont_CreateFromMemory((char*)dataPtr, Read, charSize, ptr));
}
}
if (This == IntPtr.Zero)
throw new LoadingFailedException("font");
}
////////////////////////////////////////////////////////////
/// <summary>
/// Base character size
/// </summary>
////////////////////////////////////////////////////////////
public uint CharacterSize
{
get { return sfFont_GetCharacterSize(This); }
}
////////////////////////////////////////////////////////////
/// <summary>
/// Default built-in font
/// </summary>
////////////////////////////////////////////////////////////
public static Font DefaultFont
{
get
{
if (ourDefaultFont == null)
ourDefaultFont = new Font(sfFont_GetDefaultFont());
return ourDefaultFont;
}
}
////////////////////////////////////////////////////////////
/// <summary>
/// Handle the destruction of the object
/// </summary>
/// <param name="disposing">Is the GC disposing the object, or is it an explicit call ?</param>
////////////////////////////////////////////////////////////
protected override void Destroy(bool disposing)
{
if (this != ourDefaultFont)
{
if (!disposing)
Context.Global.SetActive(true);
sfFont_Destroy(This);
if (!disposing)
Context.Global.SetActive(false);
}
}
////////////////////////////////////////////////////////////
/// <summary>
/// Internal constructor
/// </summary>
/// <param name="thisPtr">Pointer to the object in C library</param>
////////////////////////////////////////////////////////////
private Font(IntPtr thisPtr) :
base(thisPtr)
{
}
private static Font ourDefaultFont = null;
#region Imports
[DllImport("csfml-graphics"), SuppressUnmanagedCodeSecurity]
static extern IntPtr sfFont_Create();
[DllImport("csfml-graphics"), SuppressUnmanagedCodeSecurity]
static extern IntPtr sfFont_CreateFromFile(string Filename, uint CharSize, IntPtr Charset);
[DllImport("csfml-graphics"), SuppressUnmanagedCodeSecurity]
unsafe static extern IntPtr sfFont_CreateFromMemory(char* Data, uint SizeInBytes, uint CharSize, IntPtr Charset);
[DllImport("csfml-graphics"), SuppressUnmanagedCodeSecurity]
static extern void sfFont_Destroy(IntPtr This);
[DllImport("csfml-graphics"), SuppressUnmanagedCodeSecurity]
static extern uint sfFont_GetCharacterSize(IntPtr This);
[DllImport("csfml-graphics"), SuppressUnmanagedCodeSecurity]
static extern IntPtr sfFont_GetDefaultFont();
#endregion
}
}
}