/// <summary>
/// Sets the color of the FIGlet text.
/// </summary>
/// <param name="text">The text.</param>
/// <param name="color">The color.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static FigletText Color(this FigletText text, Color?color)
{
if (text is null)
{
throw new ArgumentNullException(nameof(text));
}
text.Color = color ?? Console.Color.Default;
return(text);
}
public async Task Should_Render_Wrapped_Text_Correctly()
{
// Given
var console = new FakeConsole(width: 70);
var text = new FigletText(FigletFont.Default, "Spectre.Console");
// When
console.Render(text);
// Then
await Verifier.Verify(console.Output);
}
public async Task Should_Render_Text_Correctly()
{
// Given
var console = new FakeConsole(width: 70);
var text = new FigletText(FigletFont.Default, "Patrik was here");
// When
console.Write(text);
// Then
await Verifier.Verify(console.Output);
}
public async Task Should_Render_Right_Aligned_Text_Correctly()
{
// Given
var console = new FakeConsole(width: 120);
var text = new FigletText(FigletFont.Default, "Spectre.Console")
.Alignment(Justify.Right);
// When
console.Render(text);
// Then
await Verifier.Verify(console.Output);
}
public async Task Should_Load_Font_From_Stream()
{
// Given
var console = new FakeConsole(width: 180);
var font = FigletFont.Load(EmbeddedResourceReader.LoadResourceStream("Spectre.Console.Tests/Data/starwars.flf"));
var text = new FigletText(font, "Patrik was here");
// When
console.Render(text);
// Then
await Verifier.Verify(console.Output);
}
public async Task Should_Render_Centered_Text_Correctly()
{
// Given
var console = new TestConsole().Width(120);
var text = new FigletText(FigletFont.Default, "Spectre.Console")
.Alignment(Justify.Center);
// When
console.Write(text);
// Then
await Verifier.Verify(console.Output);
}
public static string Ascii(string str, FigletFont fnt, string startColor = null, string endColor = null)
{
startColor = string.IsNullOrEmpty(startColor) ? DefaultStartColor : startColor;
endColor = string.IsNullOrEmpty(endColor) ? DefaultEndColor : endColor;
var colors = GetGradients(System.Drawing.ColorTranslator.FromHtml(startColor), System.Drawing.ColorTranslator.FromHtml(endColor), ColorSteps);
var markup = string.Empty;
var renderSegments = new List <Queue <Segment> >();
var characterColorWidth = 1.0f / str.Length;
var colorWidth = 1.0f / ColorSteps;
for (int i = 0; i < str.Length; i++)
{
var colorPos = colors.ElementAt((int)((i * characterColorWidth) / colorWidth));
var txt = new FigletText(fnt, str[i].ToString()).Color(new Color(colorPos.R, colorPos.G, colorPos.B));
var segments = txt.GetSegments(AnsiConsole.Console);
if (!renderSegments.Any())
{
renderSegments.AddRange(Enumerable.Repeat(0, fnt.Height).Select(x => new Queue <Segment>()));
}
for (int idx = 0; idx < renderSegments.Count; idx++)
{
renderSegments[idx].Enqueue(segments.ElementAt(2 * idx));
}
}
foreach (var renderSegment in renderSegments)
{
foreach (var seg in renderSegment)
{
markup += $"[#{seg.Style.Foreground.ToHex()}]{seg.Text}[/]";
}
markup += "\r\n";
}
return(markup);
}
