private void showOnScreen()
{
Transaction fade = new FadeTransaction(lcd);
fade.TransEvent += new TransactionEventHandler(OnTransActionComplete);
lcd.UpdateScreen(imgToShow, fade);
}
private void drawGeneration()
{
//Create our bitmap. I'm using System.Drawing as it has way better performance than WPF Canvas or DrawingVisual
var bitmap = new System.Drawing.Bitmap(320, 240);
System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(bitmap);
//We need to draw the whole bitmap white, as we're drawing black rectangles on it.
//If we don't, we'll just get a completely black image.
g.Clear(System.Drawing.Color.White);
//Loop through our 2-dimentional array of cells
for (int x = 0; x < sim.GridSize.X; x++)
{
for (int y = 0; y < sim.GridSize.Y; y++)
{
drawCell(bitmap, g, x, y);
}
}
//We're done. Dispose the Grapghics instance to free up the memory
g.Dispose();
//Convert the Drawing's bitmap to Imaging's BitmapImage
BitmapImage bmpImg = Utils.ConvertBmpToBmpImg(bitmap);
//Freezing the BitmapImage allows for it to be "moved" or accesssed cross threads!
bmpImg.Freeze();
//Invoking our UI Thread so we can update the UI
Dispatcher.BeginInvoke((Action)(() =>
{
imgOutput.Source = bmpImg;
lbGeneration.Content = String.Format("Generation {0}", sim.Generation);
//We could take an image of the whole window and send that to the screen also
//lcd.UpdateScreen(Utils.GetImage(this));
//Send the image to the screen
lcd.UpdateScreen(bmpImg);
}));
//Dispose the bitmap to remove it from memory.
bitmap.Dispose();
}
