/// <summary>
/// Flood-fill an area.
/// </summary>
/// <example>
/// <code language="lang-csharp">
/// image.Mutate(x => x.DrawFlood(ink, x, y, test: Image, equal: bool));
/// </code>
/// </example>
/// <param name="ink">Color for pixels.</param>
/// <param name="x">DrawFlood start point.</param>
/// <param name="y">DrawFlood start point.</param>
/// <param name="test">Test pixels in this image.</param>
/// <param name="equal">DrawFlood while equal to edge.</param>
public void DrawFlood(double[] ink, int x, int y, Image test = null, bool?equal = null)
{
var options = new VOption();
options.AddIfPresent(nameof(test), test);
options.AddIfPresent(nameof(equal), equal);
this.Call("draw_flood", options, ink, x, y);
}
/// <summary>
/// Flood-fill an area.
/// </summary>
/// <example>
/// <code language="lang-csharp">
/// image.Mutate(x => x.DrawFlood(ink, x, y, out var left, test: Image, equal: bool));
/// </code>
/// </example>
/// <param name="ink">Color for pixels.</param>
/// <param name="x">DrawFlood start point.</param>
/// <param name="y">DrawFlood start point.</param>
/// <param name="left">Left edge of modified area.</param>
/// <param name="test">Test pixels in this image.</param>
/// <param name="equal">DrawFlood while equal to edge.</param>
public void DrawFlood(double[] ink, int x, int y, out int left, Image test = null, bool?equal = null)
{
var options = new VOption();
options.AddIfPresent(nameof(test), test);
options.AddIfPresent(nameof(equal), equal);
options.Add("left", true);
var results = this.Call("draw_flood", options, ink, x, y) as object[];
var opts = results?[1] as VOption;
left = opts?["left"] is int out1 ? out1 : 0;
}
/// <summary>
/// Draw a circle on an image.
/// </summary>
/// <example>
/// <code language="lang-csharp">
/// image.Mutate(x => x.DrawCircle(ink, cx, cy, radius, fill: bool));
/// </code>
/// </example>
/// <param name="ink">Color for pixels.</param>
/// <param name="cx">Centre of draw_circle.</param>
/// <param name="cy">Centre of draw_circle.</param>
/// <param name="radius">Radius in pixels.</param>
/// <param name="fill">Draw a solid object.</param>
public void DrawCircle(double[] ink, int cx, int cy, int radius, bool?fill = null)
{
var options = new VOption();
options.AddIfPresent(nameof(fill), fill);
this.Call("draw_circle", options, ink, cx, cy, radius);
}
/// <summary>
/// Paint a rectangle on an image.
/// </summary>
/// <example>
/// <code language="lang-csharp">
/// image.Mutate(x => x.DrawRect(ink, left, top, width, height, fill: bool));
/// </code>
/// </example>
/// <param name="ink">Color for pixels.</param>
/// <param name="left">Rect to fill.</param>
/// <param name="top">Rect to fill.</param>
/// <param name="width">Rect to fill.</param>
/// <param name="height">Rect to fill.</param>
/// <param name="fill">Draw a solid object.</param>
public void DrawRect(double[] ink, int left, int top, int width, int height, bool?fill = null)
{
var options = new VOption();
options.AddIfPresent(nameof(fill), fill);
this.Call("draw_rect", options, ink, left, top, width, height);
}
/// <summary>
/// Paint an image into another image.
/// </summary>
/// <example>
/// <code language="lang-csharp">
/// image.Mutate(x => x.DrawImage(sub, x, y, mode: Enums.CombineMode));
/// </code>
/// </example>
/// <param name="sub">Sub-image to insert into main image.</param>
/// <param name="x">Draw image here.</param>
/// <param name="y">Draw image here.</param>
/// <param name="mode">Combining mode.</param>
public void DrawImage(Image sub, int x, int y, Enums.CombineMode?mode = null)
{
var options = new VOption();
options.AddIfPresent(nameof(mode), mode);
this.Call("draw_image", options, sub, x, y);
}
/// <summary>
/// Flood-fill an area.
/// </summary>
/// <example>
/// <code language="lang-csharp">
/// image.Mutate(x => x.DrawFlood(ink, x, y, out var left, out var top, out var width, out var height, test: Image, equal: bool));
/// </code>
/// </example>
/// <param name="ink">Color for pixels.</param>
/// <param name="x">DrawFlood start point.</param>
/// <param name="y">DrawFlood start point.</param>
/// <param name="left">Left edge of modified area.</param>
/// <param name="top">top edge of modified area.</param>
/// <param name="width">width of modified area.</param>
/// <param name="height">height of modified area.</param>
/// <param name="test">Test pixels in this image.</param>
/// <param name="equal">DrawFlood while equal to edge.</param>
public void DrawFlood(double[] ink, int x, int y, out int left, out int top, out int width, out int height, Image test = null, bool?equal = null)
{
var options = new VOption();
options.AddIfPresent(nameof(test), test);
options.AddIfPresent(nameof(equal), equal);
options.Add("left", true);
options.Add("top", true);
options.Add("width", true);
options.Add("height", true);
var results = this.Call("draw_flood", options, ink, x, y) as object[];
var opts = results?[1] as VOption;
left = opts?["left"] is int out1 ? out1 : 0;
top = opts?["top"] is int out2 ? out2 : 0;
width = opts?["width"] is int out3 ? out3 : 0;
height = opts?["height"] is int out4 ? out4 : 0;
}
