public Size GetTextSize(string message)
{
var result = Ttf.SizeUTF8(_handle, message, out var w, out var h);
if (result != 0)
{
throw new SdlException(nameof(Ttf.SizeUTF8));
}
return(new Size(w, h));
}
public ISurface RenderText(string message, Color color, Color background)
{
var surface = Ttf.RenderUTF8_Shaded(_handle, message, color.ToSdlColor(), background.ToSdlColor());
if (surface == IntPtr.Zero)
{
throw new SdlException(nameof(Ttf.RenderUTF8_Shaded));
}
return(new SdlSurface(surface));
}
public ISurface RenderTextWrapped(string message, Color color, int maxWidth)
{
var surface = Ttf.RenderUTF8_Blended_Wrapped(_handle, message, color.ToSdlColor(), maxWidth);
if (surface == IntPtr.Zero)
{
throw new SdlException(nameof(Ttf.RenderUTF8_Blended_Wrapped));
}
return(new SdlSurface(surface));
}
public static Font LoadFont(string filename, int size, TtfFlags flags)
{
var font = Ttf.LoadFont(filename, size, flags);
if (font == null)
{
throw new Exception(String.Format("LoadFont({0}, {1}, {2}) Failed", filename, size, flags));
}
return(font);
}
public static void InitializeAllegro()
{
if (!Allegro.InstallSystem())
{
throw new Exception("allegro failz");
}
if (!Image.Init())
{
throw new Exception("image failz");
}
Font.Init();
if (!Ttf.Init())
{
throw new Exception("ttf failz");
}
if (!Primitives.Init())
{
throw new Exception("primitives failz");
}
Display.Create(800, 600);
}
public SdlEngine()
{
if (Sdl.Init(Sdl.SDL_INIT_EVERYTHING) != 0)
{
throw new SdlException(nameof(Sdl.Init));
}
if (Img.Init(IMG_InitFlags.IMG_INIT_PNG) == 0)
{
Sdl.Quit();
throw new SdlException(nameof(Img.Init));
}
// ReSharper disable once InvertIf
if (Ttf.Init() != 0)
{
Img.Quit();
Sdl.Quit();
throw new SdlException(nameof(Ttf.Init));
}
}
public bool CharacterIsProvided(char glyph)
{
return(Ttf.GlyphIsProvided(_handle, glyph) != 0);
}
