renamed *Manager files

src/singletons/Fonts.hpp

@@ -0,0 +1,82 @@
+#pragma once
+
+#include <QFont>
+#include <QFontDatabase>
+#include <QFontMetrics>
+#include <array>
+#include <boost/noncopyable.hpp>
+#include <pajlada/settings/setting.hpp>
+#include <pajlada/signals/signal.hpp>
+#include <unordered_map>
+
+namespace chatterino {
+
+class FontManager : boost::noncopyable
+{
+public:
+    FontManager();
+
+    // font data gets set in createFontData(...)
+    enum Type : uint8_t {
+        Tiny,
+        ChatSmall,
+        ChatMediumSmall,
+        ChatMedium,
+        ChatMediumBold,
+        ChatMediumItalic,
+        ChatLarge,
+        ChatVeryLarge,
+
+        UiMedium,
+        UiTabs,
+
+        // don't remove this value
+        EndType,
+
+        // make sure to update these values accordingly!
+        ChatStart = ChatSmall,
+        ChatEnd = ChatVeryLarge,
+    };
+
+    QFont getFont(Type type, float scale);
+    QFontMetrics getFontMetrics(Type type, float scale);
+
+    pajlada::Settings::Setting<std::string> chatFontFamily;
+    pajlada::Settings::Setting<int> chatFontSize;
+
+    pajlada::Signals::NoArgSignal fontChanged;
+
+private:
+    struct FontData {
+        FontData(const QFont &_font)
+            : font(_font)
+            , metrics(_font)
+        {
+        }
+
+        const QFont font;
+        const QFontMetrics metrics;
+    };
+
+    struct ChatFontData {
+        float scale;
+        bool italic;
+        QFont::Weight weight;
+    };
+
+    struct UiFontData {
+        float size;
+        const char *name;
+        bool italic;
+        QFont::Weight weight;
+    };
+
+    FontData &getOrCreateFontData(Type type, float scale);
+    FontData createFontData(Type type, float scale);
+
+    std::vector<std::unordered_map<float, FontData>> fontsByType;
+};
+
+using FontStyle = FontManager::Type;
+
+}  // namespace chatterino