/// <summary>
/// Draw on the specified image.
/// </summary>
/// <param name="image">The image to draw on.</param>
/// <returns>The current instance.</returns>
public Drawables Draw(IMagickImage image)
{
Throw.IfNull("image", image);
image.Draw(this);
return(this);
}
/// <summary>
/// Draw on the specified image.
/// </summary>
/// <param name="image">The image to draw on.</param>
/// <returns>The current instance.</returns>
public IDrawables <QuantumType> Draw(IMagickImage <QuantumType> image)
{
Throw.IfNull(nameof(image), image);
image.Draw(this);
return(this);
}
private static void WriteLabelAndBoundingBox(IMagickImage outputImage, int imageHeight, string text, double[] bb, string drawColor)
{
DrawableStrokeColor strokeColor = new DrawableStrokeColor(new MagickColor(drawColor));
DrawableStrokeWidth strokeWidth = new DrawableStrokeWidth(3);
DrawableFillColor fillColor = new DrawableFillColor(new MagickColor(50, 50, 50, 128));
DrawableRectangle dr = new DrawableRectangle(bb[0], bb[1], bb[4], bb[5]);
DrawableText dt = new DrawableText(bb[0], bb[1], text);
outputImage.Draw(strokeColor, strokeWidth, fillColor, dr, dt);
}
private void ExecuteDraw(XmlElement element, IMagickImage image)
{
Collection <IDrawable> drawables = new Collection <IDrawable>();
foreach (XmlElement elem in element.SelectNodes("*"))
{
ExecuteIDrawable(elem, drawables);
}
image.Draw(drawables);
}
public void LineNoize()
{
var rnd = new Random((int)Environment.TickCount);
var count = rnd.Next(6 * Math.Max(_current.Width, _current.Height));
for (int i = 0; i < count; i++)
{
var x1 = rnd.Next(0, _current.Width);
var y1 = rnd.Next(0, _current.Height);
var x2 = rnd.Next(-25, 25);
var y2 = rnd.Next(-25, 25);
byte[] rgb = new byte[3];
rnd.NextBytes(rgb);
DrawableFillColor fillColor = new DrawableFillColor(MagickColor.FromRgb(rgb[0], rgb[1], rgb[2]));
DrawableLine dl = new DrawableLine(x1, y1, x1 + x2, y1 + y2);
_current.Draw(fillColor, dl);
}
}
/// <summary>
/// Makes channel null (all black).
/// </summary>
/// <param name="channel">Channel to be nullified.</param>
private static void MakeNull(this IMagickImage <ushort> channel)
{
channel.ColorFuzz = (Percentage)100;
channel.Settings.FillColor = MagickColors.Black;
channel.Draw(new DrawableAlpha(0, 0, PaintMethod.Floodfill));
}