public void DrawMap(Map map)
{
var maxDepth = map.GetMaxDepth();
for (var x = 0; x < map.Width; x++)
{
for (var y = 0; y < map.Height; y++)
{
var cell = map.GetCell(new Point(x, y));
var drawing = new DrawingVisual();
SolidColorBrush brush;
if (cell.Depth > 0)
{
var depthCoefficient = cell.Depth / maxDepth;
var redValue = 255 - 255 * depthCoefficient;
brush = new SolidColorBrush(Color.FromArgb(255, (byte)redValue, 255, 0));
}
else
{
brush = new SolidColorBrush(Color.FromArgb(64, 255, 0, 0));
}
using (var context = drawing.RenderOpen())
{
context.DrawRectangle(brush, new Pen(Brushes.Black, 2),
new Rect(new GraphicsPoint(0, 0), new GraphicsPoint(Constants.CellSize, Constants.CellSize)));
var text = DrawingHelpers.GetFormattedText(cell.Depth.ToString(CultureInfo.CurrentCulture), 10, new SolidColorBrush(Colors.Black));
context.DrawText(text, new GraphicsPoint(10, 25));
}
var source = new RenderTargetBitmap(Constants.CellSize, Constants.CellSize, 96, 96, PixelFormats.Pbgra32);
source.Render(drawing);
var drawer = new DrawnObjectViewModel(source)
{
X = x * Constants.CellSize,
Y = y * Constants.CellSize
};
_drawableObjects.Add(drawer);
}
}
}
private RenderTargetBitmap GetImage()
{
RenderTargetBitmap source = null;
Application.Current.Dispatcher.Invoke(() =>
{
var drawing = new DrawingVisual();
using (var context = drawing.RenderOpen())
{
context.DrawRectangle(Brushes.Blue, null,
new Rect(new Point(0, 0), new Point(Constants.CellSize, Constants.CellSize)));
var text = DrawingHelpers.GetFormattedText(_ship.MoveDirection.ToString(), 10, new SolidColorBrush(Colors.White));
context.DrawText(text, new Point(0, 0));
}
source =
new RenderTargetBitmap(Constants.CellSize, Constants.CellSize, 96, 96, PixelFormats.Pbgra32);
source.Render(drawing);
});
return(source);
}
