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feat: implement SVG to PNG conversion for app icon rendering

merge-requests/128/head
VewDev 2025-09-01 15:07:35 +02:00
parent 362fbf08a2
commit 8e2f8f4413
1 changed files with 45 additions and 2 deletions
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47
src/Ryujinx/UI/Controls/RyujinxLogo.cs
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@ -4,6 +4,7 @@ using Avalonia.Media.Imaging;
using Ryujinx.Ava.Common.Models;
using Ryujinx.Ava.Systems.Configuration;
using Ryujinx.Common;
using SkiaSharp;
using Svg.Skia;
using System;
using System.IO;
@ -62,8 +63,8 @@ namespace Ryujinx.Ava.UI.Controls
// SVG files need to be converted to an image first
if (selectedIcon.FullPath.EndsWith(".svg", StringComparison.OrdinalIgnoreCase))
{
// TODO: Convert SVG to a bitmap
using SKSvg svg = new();
Stream pngStream = ConvertSvgToPng(activeIconStream);
CurrentLogoBitmap.Value = new Bitmap(pngStream);
}
else
{
@ -80,5 +81,47 @@ namespace Ryujinx.Ava.UI.Controls
}
private void WindowIconChanged_Event(object _, ReactiveEventArgs<string> rArgs) => SetNewAppIcon(rArgs.NewValue);
private static Stream ConvertSvgToPng(Stream svgStream)
{
int width = 256;
int height = 256;
// Load SVG
var svg = new SKSvg();
svg.Load(svgStream);
// Determine size
var picture = svg.Picture;
if (picture == null)
throw new InvalidOperationException("Invalid SVG data");
var picWidth = width > 0 ? width : (int)svg.Picture.CullRect.Width;
var picHeight = height > 0 ? height : (int)svg.Picture.CullRect.Height;
// Create bitmap
using var bitmap = new SKBitmap(picWidth, picHeight);
using var canvas = new SKCanvas(bitmap);
canvas.Clear(SKColors.Transparent);
// Scale to fit
float scaleX = (float)picWidth / svg.Picture.CullRect.Width;
float scaleY = (float)picHeight / svg.Picture.CullRect.Height;
canvas.Scale(scaleX, scaleY);
canvas.DrawPicture(svg.Picture);
canvas.Flush();
// Encode PNG into memory stream
var outputStream = new MemoryStream();
using (var image = SKImage.FromBitmap(bitmap))
using (var data = image.Encode(SKEncodedImageFormat.Png, 100))
{
data.SaveTo(outputStream);
}
outputStream.Position = 0;
return outputStream;
}
}
}