public void RectangleFactory()
{
bool istaken = false;
WeakReference <MyRectangle> weakRectangle = null;
do
{
istaken = _repository.TryDequeue(out weakRectangle);
} while (!istaken);
istaken = weakRectangle.TryGetTarget(out MyRectangle rectangle);
if (!istaken)
{
rectangle = new MyRectangle(Statics.RandomColor(), new Point(Statics.generateRandomNumberBetween(4, _rectMaxWidth / 4), Statics.generateRandomNumberBetween(4, _rectMaxWidth / 4)), Statics.generateRandomNumberBetween(10, _rectMaxWidth), Statics.generateRandomNumberBetween(10, _rectMaxHeight));
}
PictureBox concreteRectangle = null;
istaken = false;
do
{
istaken = _pictureBoxPool.TryDequeue(out concreteRectangle);
}while (!istaken);
concreteRectangle.Location = rectangle.Location;
concreteRectangle.Width = rectangle.Width;
concreteRectangle.Height = rectangle.Height;
Bitmap rectangleImage = new Bitmap(rectangle.Width, rectangle.Height);
Graphics graphics = Graphics.FromImage(rectangleImage);
graphics.FillRectangle(new SolidBrush(rectangle.Color), new RectangleF(new Point(1, 1), new Size(rectangle.Width - 2, rectangle.Height - 2)));
graphics.Dispose();
concreteRectangle.drawBorder(1, Color.Black);
concreteRectangle.Image = rectangleImage;
concreteRectangle.Visible = true;
_pictureBoxPool.Enqueue(concreteRectangle);
weakRectangle.SetTarget(rectangle);
_repository.Enqueue(weakRectangle);
}
private async Task FillRepositoryInternal()
{
Task tsk = Task.Run(async() =>
{
for (int i = 0; i < 100000; i++)
{
await Task.Run(() =>
{
MyRectangle rectangle = new MyRectangle(Statics.RandomColor(), new Point(Statics.generateRandomNumberBetween(4, this.pnlMainView.Width / 4), Statics.generateRandomNumberBetween(4, this.pnlMainView.Height / 4)), Statics.generateRandomNumberBetween(10, this.pnlMainView.Width), Statics.generateRandomNumberBetween(10, this.pnlMainView.Height));
_repository.Enqueue(new WeakReference <MyRectangle>(rectangle));
string jrect = $"Rectangle N# {i+1} added, \n {JsonConvert.SerializeObject(rectangle)}";
Action a = () => { lblInfo.Text = jrect; };
if (lblInfo.InvokeRequired)
{
try
{
lblInfo.BeginInvoke(a);
}
catch (Exception ex)
{
MessageBox.Show($"{ex.GetType().Name}\n\n{ex.Message}");
}
}
else
{
a();
}
});
}
});
await tsk;
if (tsk.IsCompleted)
{
await FillpictureBoxPool();
}
}
