compositor.rb in vedeu-0.0.7

- old
+ new

@@ -1,36 +1,34 @@
 module Vedeu
   class Compositor
     class << self
-      def write(output = [])
+      def write(output = [], interface = Dummy)
         return if output.nil? || output.empty?
 
-        new(output).write
+        new(output, interface).write
       end
     end
 
-    def initialize(output = [])
-      @output = output
+    def initialize(output = [], interface = Dummy)
+      @output, @interface = output, interface
     end
 
     def write
-      parsed.each_with_index do |data, index|
-        clear_line(index)
-
-        write_line(data)
-      end.join("\n")
+      Renderer.write(composition)
     end
 
     private
 
-    attr_reader :output
+    attr_reader :output, :interface
 
-    def parsed
+    def composition
       container = []
       streams = []
       output.map do |line|
-        line.map do |stream|
+        line.each_with_index do |stream, index|
+          streams << clear_line(index)
+
           if stream.is_a?(String)
             streams << stream
           else
             streams << Directive.enact(stream)
           end
@@ -40,13 +38,49 @@
       end
       container
     end
 
     def clear_line(index)
-      Terminal.clear_line(index)
+      [position(vy(index), vx), (" " * width), position(vy(index), vx)].join
     end
 
-    def write_line(data)
-      Terminal.output(data)
+    def vx(index = 0)
+      geometry.vx(index)
+    end
+
+    def vy(index = 0)
+      geometry.vy(index)
+    end
+
+    def height
+      geometry.height
+    end
+
+    def width
+      geometry.width
+    end
+
+    def y
+      geometry.y
+    end
+
+    def dy
+      geometry.dy
+    end
+
+    def x
+      geometry.x
+    end
+
+    def dx
+      geometry.dx
+    end
+
+    def geometry
+      interface.geometry
+    end
+
+    def position(y, x)
+      Position.set(y, x)
     end
   end
 end