Data commit

Task/Greyscale-bars-Display/Scala/greyscale-bars-display-1.scala

@@ -0,0 +1,19 @@
+import scala.swing._
+
+class GreyscaleBars extends Component {
+  override def paintComponent(g:Graphics2D)={
+    val barHeight=size.height>>2
+    for(run <- 0 to 3; colCount=8<<run){
+      val deltaX=size.width.toDouble/colCount
+      val colBase=if (run%2==0) -255 else 0
+      for(x <- 0 until colCount){
+        val col=(colBase+(255.0/(colCount-1)*x).toInt).abs
+        g.setColor(new Color(col,col,col))
+		
+        val startX=(deltaX*x).toInt
+        val endX=(deltaX*(x+1)).toInt
+        g.fillRect(startX, barHeight*run, endX-startX, barHeight)
+      }
+    }
+  }
+}

Task/Greyscale-bars-Display/Scala/greyscale-bars-display-2.scala

@@ -0,0 +1,6 @@
+new MainFrame(){
+  title="Greyscale bars"
+  visible=true
+  preferredSize=new Dimension(640, 320)
+  contents=new GreyscaleBars()
+}