/// <summary>
/// Generates the shapes corresponding the glyphs described by the font and with the setting ing withing the FontSpan
/// </summary>
/// <param name="text">The text to generate glyphs for</param>
/// <param name="options">The style and settings to use while rendering the glyphs</param>
/// <returns>The paths, boxes, and text box.</returns>
private static (IPathCollection Paths, IPathCollection Boxes) GenerateGlyphsWithBox(string text, TextOptions options)
{
var glyphBuilder = new CustomGlyphBuilder(Vector2.Zero);
var renderer = new TextRenderer(glyphBuilder);
renderer.RenderText(text, options);
return(glyphBuilder.Paths, glyphBuilder.Boxes);
}
public static void Draw(Image <Rgba32> img, Font font, VerticalAlignment vert, HorizontalAlignment horiz, float wrappingWidth)
{
Vector2 location = Vector2.Zero;
switch (vert)
{
case VerticalAlignment.Top:
location.Y = 0;
break;
case VerticalAlignment.Center:
location.Y = img.Height / 2F;
break;
case VerticalAlignment.Bottom:
location.Y = img.Height;
break;
default:
break;
}
switch (horiz)
{
case HorizontalAlignment.Left:
location.X = 0;
break;
case HorizontalAlignment.Right:
location.X = img.Width;
break;
case HorizontalAlignment.Center:
location.X = img.Width / 2F;
break;
default:
break;
}
var glyphBuilder = new CustomGlyphBuilder();
var renderer = new TextRenderer(glyphBuilder);
TextOptions textOptions = new(font)
{
TabWidth = 4,
WrappingLength = wrappingWidth,
HorizontalAlignment = horiz,
VerticalAlignment = vert,
Origin = location
};
string text = $" {horiz} {vert} {horiz} {vert} {horiz} {vert} ";
renderer.RenderText(text, textOptions);
IEnumerable <IPath> shapesToDraw = glyphBuilder.Paths;
img.Mutate(x => x.Fill(Color.Black, glyphBuilder.Paths));
Rgba32 f = Color.Fuchsia;
f.A = 128;
img.Mutate(x => x.Fill(Color.Black, glyphBuilder.Paths));
img.Mutate(x => x.Draw(f, 1, glyphBuilder.Boxes));
img.Mutate(x => x.Draw(Color.Lime, 1, glyphBuilder.TextBox));
}
}
