Author: jackson
Date: 2005-12-12 15:34:22 -0500 (Mon, 12 Dec 2005)
New Revision: 54257
Added:
trunk/winforms/invalidate/
trunk/winforms/invalidate/Makefile
trunk/winforms/invalidate/swf-invalidate.cs
Log:
Little test for invalidation. Nice for profiling.
Added: trunk/winforms/invalidate/Makefile
===================================================================
--- trunk/winforms/invalidate/Makefile 2005-12-12 20:18:49 UTC (rev 54256)
+++ trunk/winforms/invalidate/Makefile 2005-12-12 20:34:22 UTC (rev 54257)
@@ -0,0 +1,10 @@
+all: mono
+
+mono: swf-invalidate.cs
+ mcs swf-invalidate.cs /r:System.Windows.Forms.dll /r:System.Drawing.dll
+
+dotnet: swf-invalidate.cs
+ csc swf-invalidate.cs /r:System.Windows.Forms.dll /r:System.Drawing.dll
+
+clean:
+ rm swf-invalidate.exe -r -f
\ No newline at end of file
Added: trunk/winforms/invalidate/swf-invalidate.cs
===================================================================
--- trunk/winforms/invalidate/swf-invalidate.cs 2005-12-12 20:18:49 UTC (rev
54256)
+++ trunk/winforms/invalidate/swf-invalidate.cs 2005-12-12 20:34:22 UTC (rev
54257)
@@ -0,0 +1,70 @@
+
+using System;
+using System.Drawing;
+using System.Windows.Forms;
+
+
+
+public class InvalidateForm : Form {
+
+ private Timer timer;
+ private int width;
+ private bool region;
+
+ public InvalidateForm ()
+ {
+ timer = new Timer ();
+ timer.Interval = 500;
+ timer.Tick += new EventHandler (TimerTick);
+ timer.Enabled = true;
+
+ BackColor = Color.Blue;
+
+ Paint += new PaintEventHandler (PaintHandler);
+ Click += new EventHandler (ClickHandler);
+ }
+
+ private void TimerTick (object sender, EventArgs e)
+ {
+ width += 10;
+ if (width > Width + 11) {
+ width = 0;
+ Refresh ();
+ region = !region;
+ return;
+ }
+
+ if (!region) {
+ Invalidate (new Rectangle (0, 0, width, Height));
+ } else {
+ int half = width / 2;
+ int xmiddle = Width / 2;
+ int ymiddle = Height / 2;
+ Rectangle rect = new Rectangle (xmiddle - half, ymiddle
- half, width, width);
+ Invalidate (new Region (rect));
+ }
+ }
+
+ private void ClickHandler (object sender, EventArgs e)
+ {
+ timer.Enabled = !timer.Enabled;
+ }
+
+ private void PaintHandler (object sender, PaintEventArgs pe)
+ {
+ if (pe.ClipRectangle.Width == Width && pe.ClipRectangle.Height
== Height) {
+ Console.WriteLine ("Clearing Form");
+ pe.Graphics.FillRectangle (new SolidBrush (BackColor),
pe.ClipRectangle);
+ return;
+ }
+
+ Console.WriteLine ("Filling: " + pe.ClipRectangle);
+ pe.Graphics.FillRectangle (new SolidBrush (Color.Red),
pe.ClipRectangle);
+ }
+
+ public static void Main ()
+ {
+ Application.Run (new InvalidateForm ());
+ }
+}
+
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