public async Task CycleTimeAsync(int framesPerHour = 1, int delay = 150, int?loop = null)
{
string path = $"../tmp/{Context.User.Id}_time.gif";
FontFace font = JsonHandler.Load <FontFace>(@"../assets/fonts/orikos.json");
char[][][][] charMap = JsonHandler.Load <char[][][][]>(@"../assets/char_map.json", new JsonCharArrayConverter());
var config = TextFactoryConfig.Default;
config.CharMap = charMap;
var frames = new List <Stream>();
var properties = new ImageProperties
{
TrimEmptyPixels = true,
Padding = new Padding(2),
Width = 47
};
float t = 0.00f;
using (var factory = new TextFactory(config))
{
factory.SetFont(font);
for (float h = 0; h < 24 * framesPerHour; h++)
{
GammaPalette colors = TimeCycle.FromHour(t);
properties.Matte = colors[Gamma.Min];
frames.Add(DrawFrame(factory, t.ToString("00.00H"), colors[Gamma.Max], properties));
t += (1.00f / framesPerHour);
}
}
var gifStream = new MemoryStream();
using (var encoder = new GifEncoder(gifStream, repeatCount: loop))
{
encoder.FrameLength = TimeSpan.FromMilliseconds(delay);
foreach (Stream frame in frames)
{
await using (frame)
encoder.EncodeFrame(Image.FromStream(frame));
}
}
gifStream.Position = 0;
Image gifResult = Image.FromStream(gifStream);
gifResult.Save(path, ImageFormat.Gif);
await gifStream.DisposeAsync();
await Context.Channel.SendFileAsync(path);
}
public GraphicsService()
{
_text = new TextFactory(GetDefaultCharMap());
_text.SetFont(GetFont(FontType.Orikos));
Palette = GetPalette(PaletteType.Default);
}