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jellyfin/Emby.Drawing.Skia/PlayedIndicatorDrawer.cs

121 lines
3.9 KiB

using SkiaSharp;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Net;
using MediaBrowser.Model.Drawing;
using System;
using System.IO;
using System.Threading.Tasks;
using MediaBrowser.Controller.IO;
using MediaBrowser.Model.IO;
using System.Reflection;
namespace Emby.Drawing.Skia
{
public class PlayedIndicatorDrawer
{
private const int FontSize = 42;
private const int OffsetFromTopRightCorner = 38;
private readonly IApplicationPaths _appPaths;
private readonly IHttpClient _iHttpClient;
private readonly IFileSystem _fileSystem;
public PlayedIndicatorDrawer(IApplicationPaths appPaths, IHttpClient iHttpClient, IFileSystem fileSystem)
{
_appPaths = appPaths;
_iHttpClient = iHttpClient;
_fileSystem = fileSystem;
}
public async Task DrawPlayedIndicator(SKCanvas canvas, ImageSize imageSize)
{
var x = imageSize.Width - OffsetFromTopRightCorner;
using (var paint = new SKPaint())
{
paint.Color = SKColor.Parse("#CC52B54B");
paint.Style = SKPaintStyle.Fill;
canvas.DrawCircle((float)x, OffsetFromTopRightCorner, 20, paint);
}
using (var paint = new SKPaint())
{
paint.Color = new SKColor(255, 255, 255, 255);
paint.Style = SKPaintStyle.Fill;
paint.Typeface = SKTypeface.FromFile(await DownloadFont("webdings.ttf", "https://github.com/MediaBrowser/Emby.Resources/raw/master/fonts/webdings.ttf",
_appPaths, _iHttpClient, _fileSystem).ConfigureAwait(false));
paint.TextSize = FontSize;
paint.IsAntialias = true;
canvas.DrawText("a", (float)x-20, OffsetFromTopRightCorner + 12, paint);
}
}
internal static string ExtractFont(string name, IApplicationPaths paths, IFileSystem fileSystem)
{
var filePath = Path.Combine(paths.ProgramDataPath, "fonts", name);
if (fileSystem.FileExists(filePath))
{
return filePath;
}
var namespacePath = typeof(PlayedIndicatorDrawer).Namespace + ".fonts." + name;
var tempPath = Path.Combine(paths.TempDirectory, Guid.NewGuid().ToString("N") + ".ttf");
fileSystem.CreateDirectory(fileSystem.GetDirectoryName(tempPath));
using (var stream = typeof(PlayedIndicatorDrawer).GetTypeInfo().Assembly.GetManifestResourceStream(namespacePath))
{
using (var fileStream = fileSystem.GetFileStream(tempPath, FileOpenMode.Create, FileAccessMode.Write, FileShareMode.Read))
{
stream.CopyTo(fileStream);
}
}
fileSystem.CreateDirectory(fileSystem.GetDirectoryName(filePath));
try
{
fileSystem.CopyFile(tempPath, filePath, false);
}
catch (IOException)
{
}
return tempPath;
}
internal static async Task<string> DownloadFont(string name, string url, IApplicationPaths paths, IHttpClient httpClient, IFileSystem fileSystem)
{
var filePath = Path.Combine(paths.ProgramDataPath, "fonts", name);
if (fileSystem.FileExists(filePath))
{
return filePath;
}
var tempPath = await httpClient.GetTempFile(new HttpRequestOptions
{
Url = url,
Progress = new Progress<double>()
}).ConfigureAwait(false);
fileSystem.CreateDirectory(fileSystem.GetDirectoryName(filePath));
try
{
fileSystem.CopyFile(tempPath, filePath, false);
}
catch (IOException)
{
}
return tempPath;
}
}
}