Initial commit.

README.markdown

@@ -0,0 +1,3 @@
+# hrdlr
+
+TODO: Add a sweet README.

hrdlr.rb

@@ -0,0 +1,43 @@
+class Sprite
+  def self.player_normal
+    <<-SPRITE.gsub(/^ {4}/, '')
+     o
+    <|-
+    / >
+    SPRITE
+  end
+
+  def self.hurdle
+    '#'
+  end
+
+  def self.track_line
+    '-' * 80
+  end
+end
+
+class Frame
+  def initialize(width, height)
+    @rows = height.times.map { ' ' * width }
+  end
+
+  def draw(x, y, sprite)
+    lines = sprite.split("\n")
+    lines.each_with_index do |line, i|
+      @rows[y+i][x..x+line.size-1] = line
+    end
+  end
+
+  def render
+    @rows.each do |row|
+      puts row
+    end
+  end
+end
+
+frame = Frame.new 80, 6
+frame.draw 0, 0, Sprite.track_line
+frame.draw 0, 5, Sprite.track_line
+frame.draw 4, 2, Sprite.player_normal
+frame.draw 10, 4, Sprite.hurdle
+frame.render