forked from OpenGamers/abaddon
39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
#pragma once
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#include <string>
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#include <unordered_map>
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#include <functional>
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#include <queue>
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#include <gtkmm.h>
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#include "filecache.hpp"
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class ImageManager {
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public:
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ImageManager();
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using callback_anim_type = sigc::slot<void(Glib::RefPtr<Gdk::PixbufAnimation>)>;
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using callback_type = sigc::slot<void(Glib::RefPtr<Gdk::Pixbuf>)>;
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Cache &GetCache();
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void ClearCache();
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void LoadFromURL(std::string url, callback_type cb);
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// animations need dimensions before loading since there is no (easy) way to scale a PixbufAnimation
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void LoadAnimationFromURL(std::string url, int w, int h, callback_anim_type cb);
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void Prefetch(std::string url);
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Glib::RefPtr<Gdk::Pixbuf> GetFromURLIfCached(std::string url);
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Glib::RefPtr<Gdk::PixbufAnimation> GetAnimationFromURLIfCached(std::string url, int w, int h);
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Glib::RefPtr<Gdk::Pixbuf> GetPlaceholder(int size);
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private:
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Glib::RefPtr<Gdk::Pixbuf> ReadFileToPixbuf(std::string path);
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Glib::RefPtr<Gdk::PixbufAnimation> ReadFileToPixbufAnimation(std::string path, int w, int h);
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mutable std::mutex m_load_mutex;
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void RunCallbacks();
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Glib::Dispatcher m_cb_dispatcher;
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mutable std::mutex m_cb_mutex;
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std::queue<std::function<void()>> m_cb_queue;
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std::unordered_map<std::string, Glib::RefPtr<Gdk::Pixbuf>> m_pixs;
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Cache m_cache;
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};
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