diff --git a/engine/canvas_modes.cpp b/engine/canvas_modes.cpp
index 44466af..287ee38 100644
--- a/engine/canvas_modes.cpp
+++ b/engine/canvas_modes.cpp
@@ -178,3 +178,20 @@ void CanvasModeCamera::on_MouseEvent(MouseEvent* me, glm::vec2& loc)
         break;
     }
 }
+
+////////////////////////////////////////////////////////////////////
+
+void CanvasModeNormal::on_MouseEvent(MouseEvent* me, glm::vec2& loc)
+{
+
+}
+
+void CanvasModeNormal::on_Draw(const glm::mat4& ortho, const glm::mat4& proj, const glm::mat4& camera)
+{
+
+}
+
+void CanvasModeNormal::init()
+{
+    m_line.create();
+}
diff --git a/engine/canvas_modes.h b/engine/canvas_modes.h
index b0c2dbd..5ecb415 100644
--- a/engine/canvas_modes.h
+++ b/engine/canvas_modes.h
@@ -56,6 +56,18 @@ public:
     virtual void init() override;
 };
 
+class CanvasModeNormal : public CanvasMode
+{
+    ui::LineSegment m_line;
+    bool m_dragging = false;
+    glm::vec2 m_drag_start;
+    glm::vec2 m_drag_pos;
+public:
+    virtual void on_MouseEvent(MouseEvent* me, glm::vec2& loc) override;
+    virtual void on_Draw(const glm::mat4& ortho, const glm::mat4& proj, const glm::mat4& camera) override;
+    virtual void init() override;
+};
+
 class CanvasModeCamera : public CanvasMode
 {
     bool m_dragging = false;