/// <summary>
/// Distort the image to exactly the given dimensions.
/// </summary>
/// <param name="w"></param>
/// <param name="h"></param>
/// <param name="hints"></param>
/// <returns></returns>
public BuildNode Distort(uint w, uint h, ResampleHints hints)
=> To(new
{
resample_2d = new
{
w,
h,
hints = hints?.ToImageflowDynamic()
}
});
/// <summary>
/// Downscale the image to fit within the given dimensions, but do not upscale. See Constrain() for more options.
/// </summary>
/// <param name="w"></param>
/// <param name="h"></param>
/// <param name="hints"></param>
/// <returns></returns>
public BuildNode ConstrainWithin(uint?w, uint?h, ResampleHints hints)
=> To(new
{
constrain = new
{
mode = "within",
w,
h,
hints = hints?.ToImageflowDynamic()
}
});
/// <summary>
/// Draws the input image to the given rectangle on the canvas, distorting if the aspect ratios differ.
///
/// </summary>
/// <param name="canvas"></param>
/// <param name="to"></param>
/// <param name="hints"></param>
/// <param name="blend"></param>
/// <returns></returns>
public BuildNode DrawImageExactTo(BuildNode canvas, Rectangle to, ResampleHints hints, CompositingMode?blend) => NodeWithCanvas(canvas, new
{
draw_image_exact = new
{
w = to.Width,
h = to.Height,
x = to.X,
y = to.Y,
blend = blend?.ToString()?.ToLowerInvariant(),
hints = hints?.ToImageflowDynamic()
}
});
public Constraint(ConstraintMode mode, uint?w, uint?h, ResampleHints hints, AnyColor?canvasColor)
{
Mode = mode;
W = w;
H = h;
Hints = hints;
CanvasColor = canvasColor;
if (w == null && h == null)
{
throw new ArgumentNullException(nameof(w), "Either w or h must be non-null.");
}
}
public WatermarkOptions WithHints(ResampleHints hints)
{
Hints = hints;
return(this);
}
public Constraint SetHints(ResampleHints hints)
{
this.Hints = hints;
return(this);
}