From 0244338e94f508bc38dbc6d3d1c5d767b25b450e Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Thu, 14 Aug 2014 21:51:19 -0400
Subject: [PATCH] add BufferWidget#initialize, #render, add a BufferWidget to
 Window

---
 runtime/lib/buffer_widget.rb | 13 +++++++++++++
 runtime/lib/window.rb        |  8 ++++++++
 2 files changed, 21 insertions(+)

diff --git a/runtime/lib/buffer_widget.rb b/runtime/lib/buffer_widget.rb
index 6e96326..c60503e 100644
--- a/runtime/lib/buffer_widget.rb
+++ b/runtime/lib/buffer_widget.rb
@@ -1,5 +1,18 @@
 require "widget"
 
 class BufferWidget
+
   include Widget
+
+  def initialize(buffer, font)
+    @buffer = buffer
+    @font = font
+  end
+
+  def render
+    (0...@buffer.size).each do |i|
+      draw_text(@font, 0, @height - @font.line_height * (i + 1), @buffer[i], 1, 1, 1, 1)
+    end
+  end
+
 end
diff --git a/runtime/lib/window.rb b/runtime/lib/window.rb
index ae584ae..ada2116 100644
--- a/runtime/lib/window.rb
+++ b/runtime/lib/window.rb
@@ -20,6 +20,8 @@ class Window
   def initialize
     Window.register(self)
     super
+    @font = Font.new(Runtime.find(:font, "DejaVuSansMono"), 20)
+    @buffer_widget = BufferWidget.new(Buffer.new, @font)
   end
 
   def close
@@ -27,6 +29,12 @@ class Window
   end
 
   def render
+    @buffer_widget.draw
+  end
+
+  def resize(x, y, width, height)
+    super
+    @buffer_widget.resize(x, y, width, height)
   end
 
 end