diff --git a/CMakeLists.txt b/CMakeLists.txt
index 39acc9b..f5792bc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,22 +4,24 @@ project(project-kyoku LANGUAGES CXX)
 
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
-set(SOURCES application.cpp note.cpp main.cpp)
-set(HEADER_FILES application.h note.h)
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
+set(SOURCES application.cpp note.cpp debughelper.cpp main.cpp timeline.cpp timelineviews/timelineviewmanager.cpp timelineviews/classicviewmanager.cpp)
+set(HEADER_FILES application.h note.h debughelper.h timeline.h timelineviews/timelineviewmanager.h timelineviews/classicviewmanager.h)
 
 # STATIC #
 # You need to build SFML from sources with cmake
-#set(SFML_LIB_DIR
-#    ${CMAKE_SOURCE_DIR}/SFML-2.5.1/lib/libsfml-graphics.so.2.5
-#    ${CMAKE_SOURCE_DIR}/SFML-2.5.1/lib/libsfml-system.so.2.5
-#    ${CMAKE_SOURCE_DIR}/SFML-2.5.1/lib/libsfml-window.so.2.5)
-#set(SFML_INCL_DIR ${CMAKE_SOURCE_DIR}/SFML-2.5.1/include)
-#include_directories(${SFML_INCL_DIR})
-#add_executable(project-kyoku ${SOURCES} ${HEADER_FILES} )
-#target_link_libraries(project-kyoku ${SFML_LIB_DIR})
+set(SFML_LIB_DIR
+    ${CMAKE_SOURCE_DIR}/SFML-2.5.1/lib/libsfml-graphics.so.2.5
+    ${CMAKE_SOURCE_DIR}/SFML-2.5.1/lib/libsfml-system.so.2.5
+    ${CMAKE_SOURCE_DIR}/SFML-2.5.1/lib/libsfml-window.so.2.5
+    ${CMAKE_SOURCE_DIR}/SFML-2.5.1/lib/libsfml-audio.so.2.5)
+set(SFML_INCL_DIR ${CMAKE_SOURCE_DIR}/SFML-2.5.1/include)
+include_directories(${SFML_INCL_DIR})
+add_executable(project-kyoku ${SOURCES} ${HEADER_FILES} )
+target_link_libraries(project-kyoku ${SFML_LIB_DIR})
 
 # DYNAMIC #
 # You only need to install SFML from your package manager
-find_package(SFML REQUIRED graphics window system)
-add_executable(project-kyoku ${SOURCES} ${HEADER_FILES} )
-target_link_libraries(project-kyoku sfml-system sfml-audio sfml-graphics sfml-network)
+#find_package(SFML REQUIRED graphics window system)
+#add_executable(project-kyoku ${SOURCES} ${HEADER_FILES} )
+#target_link_libraries(project-kyoku sfml-system sfml-audio sfml-graphics sfml-network)
diff --git a/application.cpp b/application.cpp
index 2a3fbd6..730896d 100644
--- a/application.cpp
+++ b/application.cpp
@@ -30,12 +30,6 @@ void Application::run()
     startGameLoop();
 }
 
-
-static bool isOneFramePassed(const sf::Time& time_since_last_update)
-{
-    return time_since_last_update >= TIME_PER_FRAME;
-}
-
 void Application::startGameLoop()
 {
     sf::Clock timer;
@@ -46,7 +40,9 @@ void Application::startGameLoop()
         input();
 
         time_since_last_update += timer.restart();
-        if (isOneFramePassed(time_since_last_update))
+
+        bool isOneFramePassed = time_since_last_update >= TIME_PER_FRAME;
+        if (isOneFramePassed)
         {
             time_since_last_update -= TIME_PER_FRAME;
             update();
@@ -148,11 +144,11 @@ void Application::onTap(const Note::Arrow &arrow)
         return;
 
     const auto music_offset = _music.getPlayingOffset().asMicroseconds();
-    const auto note = _timeline.fetchActiveNote(music_offset);
+    auto note = _timeline.fetchActiveNote(music_offset);
 
     if (note)
     {
-        const auto tap_result = note->onTap(arrow, music_offset);
+        auto tap_result = note->onTap(arrow, music_offset);
         makeGradeString(tap_result.rating, _grade);
         _grade.setFillColor(sf::Color(255, 255, 255, 255));
     }
diff --git a/note.cpp b/note.cpp
index 16e8df6..98abab1 100644
--- a/note.cpp
+++ b/note.cpp
@@ -24,8 +24,11 @@ microsec Note::offset() const noexcept
     return _offset;
 }
 
-NoteGrade Note::onTap(Arrow arrow_type, microsec tap_time_stamp) const
+NoteGrade Note::onTap(Arrow arrow_type, microsec tap_time_stamp)
 {
+    _sprite->setAttachment(false);
+    _sprite = nullptr;
+
     if (arrow_type != _type)
         return {0, NoteGrade::Rating::WRONG};
 
@@ -56,4 +59,9 @@ void Note::resetPrecisionQualifier(microsec qualifier)
     _precision_qualifier = qualifier;
 }
 
+void Note::resetSprite(const std::shared_ptr<Sprite> &sprite) noexcept
+{
+    _sprite = sprite;
+}
+
 microsec Note::_precision_qualifier = 500000; // Default initialization as 0.5 second.
diff --git a/note.h b/note.h
index c2a3682..75477ec 100644
--- a/note.h
+++ b/note.h
@@ -3,12 +3,30 @@
 
 #include <SFML/System/Clock.hpp>
 #include <SFML/System/Vector2.hpp>
+#include <SFML/Graphics/RectangleShape.hpp> // TEMP MOCK
+
+#include <memory>
 
 ////////////////////////////////
 
 using microsec = sf::Int64;
 using coordinates = sf::Vector2i;
 
+class Sprite      // MOCK
+{
+public:
+    Sprite(sf::RectangleShape shape) : _shape(shape), _attached(false) {};
+    bool isAttached() const noexcept
+    { return _attached; }
+
+    void setAttachment(bool attached) noexcept
+    { _attached = attached; }
+
+private:
+    sf::RectangleShape _shape;
+    bool _attached;
+};
+
 struct NoteGrade
 {
     int score;
@@ -44,9 +62,11 @@ public:
     coordinates position() const noexcept;
     microsec offset() const noexcept;
 
-    NoteGrade onTap(Arrow arrow_type, microsec tap_time_stamp) const;
+    NoteGrade onTap(Arrow arrow_type, microsec tap_time_stamp);
     bool isActive(microsec music_play_offset) const noexcept;
 
+    void resetSprite(const std::shared_ptr<Sprite>& sprite) noexcept;
+
     static void resetPrecisionQualifier(microsec qualifier = 500000);
 
 private:
@@ -58,6 +78,8 @@ private:
 
     static microsec _precision_qualifier;
     NoteGrade calculatePrecision(microsec odds) const;
+
+    std::shared_ptr<Sprite> _sprite;
 };
 
 #endif // NOTE_H
diff --git a/timeline.cpp b/timeline.cpp
index 700b9b9..a28c3d2 100644
--- a/timeline.cpp
+++ b/timeline.cpp
@@ -124,7 +124,7 @@ void Timeline::checkForNextActiveNote(const microsec &music_offset)
     }
 }
 
-const Note* Timeline::fetchActiveNote(const microsec &music_offset) noexcept
+Note* Timeline::fetchActiveNote(const microsec &music_offset) noexcept
 {
     std::cout << "Clicked at: " << music_offset << '\n';
     update(music_offset);
diff --git a/timeline.h b/timeline.h
index d7997c4..8dd8df5 100644
--- a/timeline.h
+++ b/timeline.h
@@ -19,7 +19,7 @@ public:
     virtual void draw(sf::RenderTarget& target, sf::RenderStates states) const override;
 
     void update(const microsec& music_offset);
-    const Note* fetchActiveNote(const microsec &music_offset) noexcept;
+    Note *fetchActiveNote(const microsec &music_offset) noexcept;
 
  /* void init();  */
     void clear();
diff --git a/timelineviewmanager.cpp b/timelineviewmanager.cpp
new file mode 100644
index 0000000..41f0f5d
--- /dev/null
+++ b/timelineviewmanager.cpp
@@ -0,0 +1,6 @@
+#include "timelineviewmanager.h"
+
+TimelineViewManager::TimelineViewManager()
+{
+
+}
diff --git a/timelineviewmanager.h b/timelineviewmanager.h
new file mode 100644
index 0000000..4a7e474
--- /dev/null
+++ b/timelineviewmanager.h
@@ -0,0 +1,11 @@
+#ifndef TIMELINEVIEWMANAGER_H
+#define TIMELINEVIEWMANAGER_H
+
+
+class TimelineViewManager
+{
+public:
+    TimelineViewManager();
+};
+
+#endif // TIMELINEVIEWMANAGER_H
diff --git a/timelineviews/classicviewmanager.cpp b/timelineviews/classicviewmanager.cpp
new file mode 100644
index 0000000..2ee38c5
--- /dev/null
+++ b/timelineviews/classicviewmanager.cpp
@@ -0,0 +1,28 @@
+#include "classicviewmanager.h"
+#include "../note.h"
+#include <SFML/Graphics/RectangleShape.hpp>
+
+static constexpr std::size_t RESERVED_SIZE = 20;
+
+ClassicViewManager::ClassicViewManager()
+{
+    for (std::size_t i = ARROW_UP; i < AMOUNT_OF_KINDS; ++i)
+    {
+        SpritePoll &poll = _sprite_dispatcher.at(i);
+        poll.reserve(RESERVED_SIZE);
+        for (auto &sprite : poll)
+        {
+
+        }
+    }
+}
+
+std::shared_ptr<Sprite> ClassicViewManager::createSprite(Button kind_of_button) const
+{
+    auto sprite = std::make_shared<sf::RectangleShape>();
+    sprite->setSize({20.f, 20.f});
+    switch (kind_of_button)
+    {
+        return
+    }
+}
diff --git a/timelineviews/classicviewmanager.h b/timelineviews/classicviewmanager.h
new file mode 100644
index 0000000..8595343
--- /dev/null
+++ b/timelineviews/classicviewmanager.h
@@ -0,0 +1,43 @@
+#ifndef CLASSICDIVAVIEWMANAGER_H
+#define CLASSICDIVAVIEWMANAGER_H
+
+#include "timelineviewmanager.h"
+
+#include <vector>
+#include <memory>
+
+class Sprite;
+
+class ClassicViewManager : public TimelineViewManager
+{
+public:
+    explicit ClassicViewManager();
+    virtual ~ClassicViewManager() override;
+
+    virtual void update() override;
+    virtual void draw() override;
+    virtual void initNoteGraphics(Note *note) override;
+
+private:
+
+    enum Button
+    {
+        ARROW_UP,
+        ARROW_DOWN,
+        ARROW_LEFT,
+        ARROW_RIGHT,
+
+        SHOULDER_RIGHT,
+        SHOULDER_LEFT,
+
+        AMOUNT_OF_KINDS
+    };
+
+    using SpritePoll = std::vector<std::shared_ptr<Sprite>>;
+    using SpriteDispatcher = std::array<SpritePoll, AMOUNT_OF_KINDS>;
+    SpriteDispatcher _sprite_dispatcher;
+
+    std::shared_ptr<Sprite> createSprite(Button kind_of_button) const;
+};
+
+#endif // CLASSICDIVAVIEWMANAGER_H
diff --git a/timelineviews/timelineviewmanager.cpp b/timelineviews/timelineviewmanager.cpp
new file mode 100644
index 0000000..15593cb
--- /dev/null
+++ b/timelineviews/timelineviewmanager.cpp
@@ -0,0 +1,7 @@
+#include "timelineviewmanager.h"
+
+TimelineViewManager::TimelineViewManager()
+{}
+
+TimelineViewManager::~TimelineViewManager()
+{}
diff --git a/timelineviews/timelineviewmanager.h b/timelineviews/timelineviewmanager.h
new file mode 100644
index 0000000..f1b3b7a
--- /dev/null
+++ b/timelineviews/timelineviewmanager.h
@@ -0,0 +1,17 @@
+#ifndef TIMELINEVIEWMANAGER_H
+#define TIMELINEVIEWMANAGER_H
+
+class Note;
+
+class TimelineViewManager
+{
+public:
+    explicit TimelineViewManager();
+    virtual ~TimelineViewManager();
+
+    virtual void update() = 0;
+    virtual void draw() = 0;
+    virtual void initNoteGraphics(Note *note) = 0;
+};
+
+#endif // TIMELINEVIEWMANAGER_H