Render emoji in text, do not show notification count for cache sync, lazy load 4chan board

1 files changed, 79 insertions, 0 deletions

diff --git a/src/ResourceLoader.cpp b/src/ResourceLoader.cpp
new file mode 100644
index 0000000..9a6060d
--- /dev/null
+++ b/src/ResourceLoader.cpp
@@ -0,0 +1,79 @@
+#include "../include/ResourceLoader.hpp"
+#include <SFML/Graphics/Font.hpp>
+#include <SFML/Graphics/Texture.hpp>
+#include <array>
+#include <unordered_map>
+#include <assert.h>
+
+static std::string resource_root;
+static std::array<std::unique_ptr<sf::Font>, 3> font_cache;
+static std::unordered_map<std::string, std::unique_ptr<sf::Texture>> texture_cache;
+
+namespace QuickMedia {
+    void set_resource_loader_root_path(const char *new_resource_root) {
+        resource_root = new_resource_root;
+    }
+}
+
+namespace QuickMedia::FontLoader {
+    sf::Font* get_font(FontType font_type) {
+        sf::Font *font = font_cache[(size_t)font_type].get();
+        if(!font) {
+            auto new_font = std::make_unique<sf::Font>();
+            std::vector<std::string> noto_directories;
+            std::string font_file_name;
+            switch(font_type) {
+                case FontType::LATIN: {
+                    noto_directories.push_back("/usr/share/fonts/noto");
+                    noto_directories.push_back("/usr/share/fonts/truetype/noto");
+                    font_file_name = "NotoSans-Regular.ttf";
+                    break;
+                }
+                case FontType::LATIN_BOLD: {
+                    noto_directories.push_back("/usr/share/fonts/noto");
+                    noto_directories.push_back("/usr/share/fonts/truetype/noto");
+                    font_file_name = "NotoSans-Bold.ttf";
+                    break;
+                }
+                case FontType::CJK: {
+                    noto_directories.push_back("/usr/share/fonts/noto-cjk");
+                    noto_directories.push_back("/usr/share/fonts/truetype/noto-cjk");
+                    font_file_name = "NotoSansCJK-Regular.ttc";
+                    break;
+                }
+                case FontType::EMOJI: {
+                    noto_directories.push_back("/usr/share/fonts/noto");
+                    noto_directories.push_back("/usr/share/fonts/truetype/noto");
+                    font_file_name = "NotoColorEmoji.ttf";
+                    break;
+                }
+            }
+
+            for(const std::string &noto_dir : noto_directories) {
+                if(new_font->loadFromFile(noto_dir + "/" + font_file_name))
+                    break;
+            }
+
+            font_cache[(size_t)font_type] = std::move(new_font);
+            font = font_cache[(size_t)font_type].get();
+        }
+        return font;
+    }
+}
+
+namespace QuickMedia::TextureLoader {
+    sf::Texture* get_texture(const char *filepath) {
+        assert(!resource_root.empty());
+        std::string str = filepath;
+        auto it = texture_cache.find(str);
+        if(it != texture_cache.end())
+            return it->second.get();
+        
+        auto new_texture = std::make_unique<sf::Texture>();
+        sf::Texture *result = new_texture.get();
+        if(!new_texture->loadFromFile(resource_root + str))
+            fprintf(stderr, "Failed to load image: %s%s\n", resource_root.c_str(), filepath);
+        texture_cache[str] = std::move(new_texture);
+        return result;
+    }
+}
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