private void makePuzzle()
{
var pk = new PuzzleKeypad(DateTime.Now.Year.ToString(), "0123456789?*@abzqw", 8);
WorkContext.NeedsSession();
WorkContext.Session["PersonPuzzle"] = pk;
}
/// <summary> Renders default image of the keypad suitable for user entry (i.e. touch or mouse clicks) </summary>
Azos.Graphics.Image IPuzzleKeypadRenderer.RenderDefaultPuzzleKeypad(PuzzleKeypad keypad, Color?bgColor, bool showRects)
{
var gdiImage = drawGDIPuzzleKeypadImage(keypad, bgColor, showRects);
var handle = new Graphics.NetImage(gdiImage);
var img = new Azos.Graphics.Image(handle);
return(img);
}
private void btnPuzzle_Click(object sender, EventArgs e)
{
var pk = new PuzzleKeypad(NFX.Parsing.NaturalTextGenerator.Generate(16));
var img = pk.DefaultRender(Color.White, false);
pic.Image = img;
// a1 = "a";
a2 = tbPassword.Text;
Text = "'{0}' ref eq '{1}' is {2}, == is {3} ".Args(a1, a2, object.ReferenceEquals(a1,a2), a1==a2);
}
public void ParallelRendering_JPEG()
{
const int CNT = 10000;
long totalBytes = 0;
var sw = Stopwatch.StartNew();
Parallel.For(0, CNT,
(i) =>
{
var kp = new PuzzleKeypad((new ELink((ulong)ExternalRandomGenerator.Instance.NextRandomInteger, null)).Link);
var img = kp.DefaultRender();
var ms = new MemoryStream();
img.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
Interlocked.Add(ref totalBytes, ms.Length);
});
var elapsed = sw.ElapsedMilliseconds;
Console.WriteLine("Generated {0} in {1} ms at {2} ops./sec. Bytes: {3}".Args(CNT, elapsed, CNT / (elapsed / 1000d), totalBytes));
}
private Image drawGDIPuzzleKeypadImage(PuzzleKeypad keypad, Color?bgColor = null, bool showRects = false)
{
var sz = keypad.Size;
var result = new Bitmap(sz.Width + PuzzleKeypad.DEFAULT_RENDER_OFFSET_X * 2, sz.Height + PuzzleKeypad.DEFAULT_RENDER_OFFSET_Y * 2);
using (var gr = System.Drawing.Graphics.FromImage(result))
{
if (bgColor.HasValue)
{
gr.Clear(bgColor.Value);
}
gr.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
var boxPen = new Pen(Color.FromArgb(240, 240, 240), 1.0f);
var boxPen2 = new Pen(Color.FromArgb(200, 200, 200), 1.3f);
boxPen2.DashStyle = DashStyle.Dot;
var shadowPen = new Pen(Color.FromArgb(255, 220, 220, 220), 1.0f);
LinearGradientBrush paperBrush = null;
Font font = null;
LinearGradientBrush fntBrush = null;
LinearGradientBrush fntBadBrush = null;
try
{
foreach (var box in keypad.Boxes)
{
if (paperBrush == null)
{
paperBrush = new LinearGradientBrush(box.Rect, Color.FromArgb(240, 240, 240), Color.FromArgb(255, 255, 255), LinearGradientMode.Vertical);
paperBrush.WrapMode = WrapMode.TileFlipXY;
}
if (fntBrush == null)
{
fntBrush = new LinearGradientBrush(box.Rect, Color.FromArgb(240, 240, 250), Color.FromArgb(100, 80, 150), LinearGradientMode.ForwardDiagonal);
fntBrush.WrapMode = WrapMode.TileFlipXY;
fntBadBrush = new LinearGradientBrush(box.Rect, Color.FromArgb(240, 240, 250), Color.FromArgb(200, 180, 255), LinearGradientMode.Vertical);
fntBadBrush.WrapMode = WrapMode.TileFlipXY;
}
if (font == null)
{
font = new Font("Courier New", box.Rect.Height * 0.65f, FontStyle.Bold, GraphicsUnit.Pixel);
}
gr.ResetTransform();
gr.TranslateTransform(PuzzleKeypad.DEFAULT_RENDER_OFFSET_X, PuzzleKeypad.DEFAULT_RENDER_OFFSET_Y);
if (showRects)
{
gr.DrawRectangle(Pens.Red, box.Rect);
}
var rnd = App.Random;
gr.RotateTransform((float)(-3d + (6d * rnd.NextRandomDouble)));
var pTL = new Point(box.Rect.Left + rnd.NextScaledRandomInteger(-6, +6),
box.Rect.Top + rnd.NextScaledRandomInteger(-6, +6));
var pTR = new Point(box.Rect.Right + rnd.NextScaledRandomInteger(-6, +6),
box.Rect.Top + rnd.NextScaledRandomInteger(-6, +6));
var pBL = new Point(box.Rect.Left + rnd.NextScaledRandomInteger(-6, +6),
box.Rect.Bottom + rnd.NextScaledRandomInteger(-6, +6));
var pBR = new Point(box.Rect.Right + rnd.NextScaledRandomInteger(-6, +6),
box.Rect.Bottom + rnd.NextScaledRandomInteger(-6, +6));
var pa = new[] { pTL, pTR, pBR, pBL };
gr.FillPolygon(paperBrush, pa);
gr.DrawPolygon(boxPen, pa);
//gr.FillRectangle(paperBrush, box.Rect);
//gr.DrawRectangle(boxPen, box.Rect);
//var distortedBRX = box.Rect.Right + ExternalRandomGenerator.Instance.NextScaledRandomInteger(-10, +4);
//var distortedBRY = box.Rect.Bottom + ExternalRandomGenerator.Instance.NextScaledRandomInteger(-10, +8);
gr.DrawLine(shadowPen, pTR, pBR);
gr.DrawLine(boxPen2, pBL.X + 1, pBL.Y, pBR.X - 1, pBR.Y);
gr.DrawLine(boxPen2, pBL.X, pBL.Y + 1, pBR.X - 2, pBR.Y + 1);
var tsz = gr.MeasureString(box.Char.ToString(), font);
var pnt = new PointF((box.Rect.Left + box.Rect.Width / 2f) - tsz.Width / 2f,
(box.Rect.Top + box.Rect.Height / 2f) - tsz.Height / 2f);
if (rnd.NextScaledRandomInteger(0, 100) > 40)
{
var bpnt = pnt;
bpnt.X += rnd.NextScaledRandomInteger(-2, 4);
bpnt.Y += rnd.NextScaledRandomInteger(-2, 4);
gr.DrawString(box.Char.ToString(), font, fntBadBrush, bpnt);
for (var i = 0; i < rnd.NextScaledRandomInteger(8, 75); i++)
{
gr.FillRectangle(fntBadBrush, new Rectangle(box.Rect.Left + rnd.NextScaledRandomInteger(0, box.Rect.Width - 4),
box.Rect.Top + rnd.NextScaledRandomInteger(0, box.Rect.Height - 4),
rnd.NextScaledRandomInteger(1, 4),
rnd.NextScaledRandomInteger(1, 4)
));
}
}
gr.DrawString(box.Char.ToString(), font, fntBrush, pnt);
}
}
finally
{
if (boxPen != null)
{
boxPen.Dispose();
}
if (boxPen2 != null)
{
boxPen2.Dispose();
}
if (shadowPen != null)
{
shadowPen.Dispose();
}
if (paperBrush != null)
{
paperBrush.Dispose();
}
if (font != null)
{
font.Dispose();
}
if (fntBrush != null)
{
fntBrush.Dispose();
fntBadBrush.Dispose();
}
}
}
return(result);
}
private void button4_Click(object sender, EventArgs e)
{
m_Keypad = new PuzzleKeypad(tbCode.Text, puzzleBoxWidth: 12);
pic.Image = m_Keypad.DefaultRender();
}
