Convert fb, console, klog to "static instance" namespacing structs

src/hulk/console.d

@@ -3,32 +3,30 @@
  */
 module hulk.console;
 
-import hulk.framebuffer;
+import hulk.fb;
 import hulk.kfont;
 
-struct Console
+struct console
 {
-    Framebuffer * m_fb;
-    size_t m_width;
-    size_t m_height;
-    size_t m_x;
-    size_t m_y;
+    private static __gshared size_t m_width;
+    private static __gshared size_t m_height;
+    private static __gshared size_t m_x;
+    private static __gshared size_t m_y;
 
-    public void initialize(Framebuffer * fb)
+    public static void initialize()
     {
-        m_fb = fb;
         m_width = fb.width / kfont.advance;
         m_height = fb.height / kfont.line_height;
     }
 
-    public void clear()
+    public static void clear()
     {
-        m_fb.clear();
+        fb.clear();
         m_x = 0u;
         m_y = 0u;
     }
 
-    public void write(char ch)
+    public static void write(char ch)
     {
         if (ch == '\n')
         {
@@ -48,25 +46,25 @@ struct Console
         if (m_y == m_height)
         {
             m_y--;
-            m_fb.copy_rows_up(fb_y(m_height - 1u),
+            fb.copy_rows_up(fb_y(m_height - 1u),
                     (m_height - 1u) * kfont.line_height,
                     kfont.line_height);
         }
     }
 
-    private void render_char(size_t x, size_t y, char ch)
+    private static void render_char(size_t x, size_t y, char ch)
     {
         const(CharInfo) * ci = &kfont.chars[ch];
-        m_fb.blit_alpha_bitmap(fb_x(x) + ci.left, fb_y(y) + ci.top - ci.height, ci.bitmap, ci.width, ci.height);
+        fb.blit_alpha_bitmap(fb_x(x) + ci.left, fb_y(y) + ci.top - ci.height, ci.bitmap, ci.width, ci.height);
     }
 
-    private size_t fb_x(size_t x)
+    private static size_t fb_x(size_t x)
     {
         return x * kfont.advance;
     }
 
-    private size_t fb_y(size_t y)
+    private static size_t fb_y(size_t y)
     {
-        return m_fb.height - ((y + 1u) * kfont.line_height);
+        return fb.height - ((y + 1u) * kfont.line_height);
     }
 }