From bbe36a8246041544d6ebe420dfa1b695b6c74521 Mon Sep 17 00:00:00 2001
From: ouwou <26526779+ouwou@users.noreply.github.com>
Date: Sat, 3 Oct 2020 18:49:22 -0400
Subject: maybe slightly better image loading maybe hopefully

---
 imgmanager.hpp | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

(limited to 'imgmanager.hpp')

diff --git a/imgmanager.hpp b/imgmanager.hpp
index 9001500..800d6a2 100644
--- a/imgmanager.hpp
+++ b/imgmanager.hpp
@@ -2,17 +2,30 @@
 #include <string>
 #include <unordered_map>
 #include <functional>
+#include <queue>
 #include <gtkmm.h>
 #include "filecache.hpp"
 
 class ImageManager {
 public:
+    ImageManager();
+
+    using callback_type = std::function<void(Glib::RefPtr<Gdk::Pixbuf>)>;
+
     Cache &GetCache();
-    void LoadFromURL(std::string url, std::function<void(Glib::RefPtr<Gdk::Pixbuf>)> cb);
+    void LoadFromURL(std::string url, callback_type cb);
     Glib::RefPtr<Gdk::Pixbuf> GetFromURLIfCached(std::string url);
     Glib::RefPtr<Gdk::Pixbuf> GetPlaceholder(int size);
 
 private:
+    Glib::RefPtr<Gdk::Pixbuf> ReadFileToPixbuf(std::string path);
+
+    mutable std::mutex m_load_mutex;
+    void RunCallbacks();
+    Glib::Dispatcher m_cb_dispatcher;
+    mutable std::mutex m_cb_mutex;
+    std::queue<std::pair<Glib::RefPtr<Gdk::Pixbuf>, callback_type>> m_cb_queue;
+
     std::unordered_map<std::string, Glib::RefPtr<Gdk::Pixbuf>> m_pixs;
     Cache m_cache;
 };
-- 
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