Data commit

Task/Image-noise/Scala/image-noise.scala

@@ -0,0 +1,46 @@
+import java.awt.event.{ActionEvent, ActionListener}
+import swing.{Panel, MainFrame, SimpleSwingApplication}
+import javax.swing.Timer
+import java.awt.{Font, Color, Graphics2D, Dimension}
+
+object ImageNoise extends SimpleSwingApplication {
+  var delay_ms = 2
+  var framecount = 0
+  var fps = 0
+
+  def top = new MainFrame {
+    contents = panel
+  }
+
+  val panel = new Panel {
+    preferredSize = new Dimension(320, 240)
+
+    override def paintComponent(g: Graphics2D) {
+      for (x <- 0 to size.width; y <- 0 to size.height) {
+        val c = if (math.random > 0.5) Color.BLACK else Color.WHITE
+        g.setColor(c)
+        g.fillRect(x, y, 1, 1)
+      }
+      g.setColor(Color.RED)
+      g.setFont(new Font("Monospaced", Font.BOLD, 20))
+      g.drawString("FPS: " + fps, size.width - 100, size.height - 10)
+      framecount += 1
+    }
+  }
+
+  val repainter = new Timer(delay_ms, new ActionListener {
+    def actionPerformed(e: ActionEvent) {
+      panel.repaint
+    }
+  })
+
+  val framerateChecker = new Timer(1000, new ActionListener {
+    def actionPerformed(e: ActionEvent) {
+      fps = framecount
+      framecount = 0
+    }
+  })
+
+  repainter.start()
+  framerateChecker.start()
+}