lib/vedeu/terminal/buffer.rb in vedeu-0.6.40 vs lib/vedeu/terminal/buffer.rb in vedeu-0.6.41

@@ -82,26 +82,34 @@
             Vedeu::Models::Cell.new(position: [y, x])
           end
         end
       end
 
-      # Write a collection of cells to the virtual terminal.
+      # Write a collection of cells to the virtual terminal, will
+      # then send written content to be rendered by a renderer.
       #
       # @param value [Array<Array<Vedeu::Views::Char>>]
       # @return [Array<Array<Vedeu::Views::Char>>]
       def write(value)
-        values = Array(value).flatten
+        update_buffer(value)
 
-        values.each do |v|
-          buffer[v.position.y][v.position.x] = v if valid_position?(v)
-        end
-
         render
 
         self
       end
 
+      # Write a collection of cells to the virtual terminal, but do
+      # not send to a renderer.
+      #
+      # @param value [Array<Array<Vedeu::Views::Char>>]
+      # @return [Array<Array<Vedeu::Views::Char>>]
+      def update(value)
+        update_buffer(value)
+
+        self
+      end
+
       private
 
       # @param from [Array] An Array of rows, or an Array of cells.
       # @param which [Fixnum] A Fixnum representing the index; the row
       #   number or the cell number for a row.
@@ -118,10 +126,20 @@
       def position?(value)
         value.respond_to?(:position) &&
           value.position.is_a?(Vedeu::Geometry::Position)
       end
 
+      # @param value [Array<Array<Vedeu::Views::Char>>]
+      # @return [Array<Array<Vedeu::Views::Char>>]
+      def update_buffer(value)
+        values = Array(value).flatten
+
+        values.each do |v|
+          buffer[v.position.y][v.position.x] = v if valid_position?(v)
+        end
+      end
+
       # Returns a boolean indicating the value has a position
       # attribute and is within the terminal boundary.
       #
       # @param value [void]
       # @return [Boolean]
@@ -142,11 +160,12 @@
 
   end # Terminal
 
   # @!method clear
   #   @see Vedeu::Terminal::Buffer#clear
-  def_delegators Vedeu::Terminal::Buffer, :clear
-  def_delegators Vedeu::Terminal::Buffer, :refresh
+  def_delegators Vedeu::Terminal::Buffer,
+                 :clear,
+                 :refresh
 
   # :nocov:
 
   # See {file:docs/events/visibility.md#\_clear_}
   Vedeu.bind(:_clear_) { Vedeu.clear }