feature(subtitles): add frog_subtitles addon

2025-09-23 00:16:43 +02:00
parent 6c8d542e53
commit d3eff4e006
21 changed files with 371 additions and 2 deletions
--- a/addons/frog_subtitles/nodes/StreamSubtitles.cs
+++ b/addons/frog_subtitles/nodes/StreamSubtitles.cs
@@ -0,0 +1,53 @@
+using System.Diagnostics;
+using Godot;
+
+namespace Frog;
+
+public abstract partial class StreamSubtitles : RichTextLabel
+{
+    [Export] private Subtitles? subtitles;
+
+    private SubtitleEntry? currentEntry;
+    private string template;
+
+    public override void _Ready()
+    {
+        Debug.Assert(this.subtitles != null);
+        this.template = this.Text;
+        this.Text = string.Empty;
+    }
+
+    protected void UpdateContent(double currentTime)
+    {
+        if (this.currentEntry != null && currentTime > this.currentEntry.EndTime)
+        {
+            this.currentEntry = null;
+            this.Text = string.Empty;
+        }
+
+        if (this.currentEntry == null)
+        {
+            // Search for a valid entry...
+            foreach (SubtitleEntry entry in this.subtitles.Entries)
+            {
+                if (currentTime >= entry.StartTime && currentTime <= entry.EndTime)
+                {
+                    this.currentEntry = entry;
+                    break;
+                }
+            }
+
+            if (this.currentEntry != null)
+            {
+                if (string.IsNullOrEmpty(this.template))
+                {
+                    this.Text = this.currentEntry.Content;
+                }
+                else
+                {
+                    this.Text = string.Format(this.template, this.currentEntry.Content);
+                }
+            }
+        }
+    }
+}