public void Shape()
{
Buffer.AddUtf("The quick brown espan\u0303ol fox jumps over the lazy dog.");
Buffer.GuessSegmentProperties();
var glyphInfoBeforeShaping = Buffer.GlyphInfos.ToArray();
var glyphPositionsBeforeShaping = Buffer.GlyphPositions.ToArray();
TestContext.WriteLine("===== Before Shaping =====");
TestContext.WriteLine("## GlyphInfos:\n" + string.Join(",\n", glyphInfoBeforeShaping
.Select(x =>
$"[{x.Codepoint.AsUnicodeCodepoint()}|{x.GetGlyphFlags()}|{x.Cluster}]")));
TestContext.WriteLine("## GlyphPositions:\n" + string.Join(",\n", glyphPositionsBeforeShaping
.Select(x => $"[{x.XAdvance}|{x.YAdvance}|{x.XOffset}|{x.YOffset}]")));
TestContext.WriteLine();
Buffer.Shape(Font);
var glyphInfoAfterShaping = Buffer.GlyphInfos.ToArray();
var glyphPositionsAfterShaping = Buffer.GlyphPositions.ToArray();
TestContext.WriteLine("===== After Shaping =====");
TestContext.WriteLine("## GlyphInfos:\n" + string.Join(",\n", glyphInfoAfterShaping
.Select(x => $"[{x.Codepoint}|{x.GetGlyphFlags()}|{x.Cluster}]")));
TestContext.WriteLine("## GlyphPositions:\n" + string.Join(",\n", glyphPositionsAfterShaping
.Select(x => $"[{x.XAdvance}|{x.YAdvance}|{x.XOffset}|{x.YOffset}]")));
Assert.That(glyphInfoBeforeShaping, Is.Not.EquivalentTo(glyphInfoAfterShaping));
Assert.That(glyphPositionsBeforeShaping, Is.Not.EquivalentTo(glyphPositionsAfterShaping));
}
public void GlyphPositions()
{
var unused = Buffer.GlyphPositions;
Buffer.AddUtf("ab");
// ReSharper disable once RedundantAssignment
unused = Buffer.GlyphPositions;
}
public void Append()
{
using (var buffer = new Buffer())
using (var buffer2 = new Buffer())
{
buffer2.AddUtf("ab");
Buffer.Append(buffer);
Buffer.Append(buffer2);
}
}
public void AddUtf()
{
Buffer.AddUtf(new[] { 1u });
Buffer.AddUtf(new[] { 1u, 'a' });
Buffer.AddUtf(new[] { 1u, 'a', 'b' }, 1, 1);
Buffer.AddUtf(new ushort[] { 1 });
Buffer.AddUtf(new ushort[] { 1, 'a' });
Buffer.AddUtf(new ushort[] { 1, 'a', 'b' }, 1, 1);
Buffer.AddUtf(new byte[] { 1 });
Buffer.AddUtf(new byte[] { 1, (byte)'a' });
Buffer.AddUtf(new byte[] { 1, (byte)'a', (byte)'b' }, 1, 1);
Buffer.AddUtf("\n");
Buffer.AddUtf("\na");
Buffer.AddUtf("\nab", 1, 1);
}
public void SerializeAndDeserialize()
{
using (var freetype = new Library())
using (var fira = new Face(freetype, Utilities.GetResource(@"FiraSans-Regular.ttf")))
using (var font = fira.ToHarfBuzzFont())
using (var deserialized = new Buffer())
{
Buffer.AddUtf("The quick brown The quick brown espan\u0303ol fox jumps over the lazy dog.");
Buffer.Shape(font);
var serialized = Buffer.Serialize(0, Buffer.Length, 2048, SerializeFormat.Text);
TestContext.WriteLine("Serialized: " + serialized);
TestContext.WriteLine();
deserialized.Deserialize(serialized, SerializeFormat.Text);
var reserialized = deserialized.Serialize(0, deserialized.Length, 2048, SerializeFormat.Text);
TestContext.WriteLine("Reserialized: " + reserialized);
Assert.That(reserialized, Is.EqualTo(serialized));
}
}
public void Length()
{
Buffer.AddUtf("ab");
Assert.That(Buffer.Length, Is.EqualTo(2));
}
public void Reverse()
{
Buffer.Reverse();
Buffer.AddUtf("ab");
Buffer.Reverse(0, 1);
}
public void Reset()
{
Buffer.Reset();
Buffer.AddUtf("ab");
Buffer.Reset();
}
public void GuessSegmentProperties()
{
Buffer.GuessSegmentProperties();
Buffer.AddUtf("ab");
Buffer.GuessSegmentProperties();
}
public void ClearContents()
{
Buffer.ClearContents();
Buffer.AddUtf("ab");
Buffer.ClearContents();
}
public void ReverseClusters()
{
Buffer.ReverseClusters();
Buffer.AddUtf("ab");
Buffer.ReverseClusters();
}