public void XtermColorIndex()
{
var surface = new RenderTest();
var buffer = new ConsoleBuffer.Buffer(DefaultColumns, DefaultRows);
for (var i = 0; i < 256; ++i)
{
buffer.AppendString($"\x1b[2J\x1b[H\x1b[38;5;{i}mc");
surface.OnChar = (c, x, y) =>
{
if (c.Glyph != 'c')
{
return;
}
Assert.IsTrue(c.ForegroundXterm256);
Assert.AreEqual(i, c.ForegroundXterm256Index);
};
buffer.Render(surface);
buffer.AppendString($"\x1b[2J\x1b[H\x1b[48;5;{i}mc");
surface.OnChar = (c, x, y) =>
{
if (c.Glyph != 'c')
{
return;
}
Assert.IsTrue(c.BackgroundXterm256);
Assert.AreEqual(i, c.BackgroundXterm256Index);
};
buffer.Render(surface);
}
}
public Screen(ConsoleBuffer.Buffer buffer)
{
this.dpiInfo = VisualTreeHelper.GetDpi(this);
this.cells = new VisualCollection(this);
this.Buffer = buffer;
this.cursorBlinkWatch.Start();
CompositionTarget.Rendering += this.RenderFrame;
this.MouseEnter += (sender, args) =>
{
args.MouseDevice.OverrideCursor = Cursors.IBeam;
};
this.MouseLeave += (sender, args) =>
{
args.MouseDevice.OverrideCursor = Cursors.Arrow;
};
this.MouseWheel += (sender, args) =>
{
if (Keyboard.IsKeyDown(Key.LeftCtrl) || Keyboard.IsKeyDown(Key.RightCtrl))
{
var factor = args.Delta > 0 ? 2 : -2;
this.SetFontSize(this.fontSizeEm + factor);
args.Handled = true;
}
};
this.SetFontSize(14);
this.Resize();
}
public void InitializeState()
{
var buffer = new ConsoleBuffer.Buffer(DefaultColumns, DefaultRows);
Assert.AreEqual(DefaultColumns, buffer.Width);
Assert.AreEqual(DefaultRows, buffer.Height);
Assert.AreEqual((0, 0), buffer.CursorPosition);
Assert.IsTrue(buffer.CursorVisible);
Assert.IsTrue(buffer.CursorBlink);
Assert.AreEqual(string.Empty, buffer.Title);
Assert.AreEqual(DefaultRows, buffer.BufferSize);
}
public void MaxBufferSize()
{
var buffer = new ConsoleBuffer.Buffer(DefaultColumns, DefaultRows);
for (var i = 0; i < short.MaxValue; ++i)
{
buffer.AppendString($"line {i}\r\n");
}
Assert.AreEqual(short.MaxValue, buffer.BufferSize);
buffer.AppendString($"that's too much, man! -sarah lynn (1984 - 2016)\r\n");
Assert.AreEqual(short.MaxValue, buffer.BufferSize);
}
public void DefaultColors()
{
var buffer = new ConsoleBuffer.Buffer(DefaultColumns, DefaultRows);
buffer.AppendString("!");
var surface = new RenderTest();
surface.OnChar = (c, x, y) =>
{
if (x == 0 && y == 0)
{
Assert.AreEqual(ConsoleBuffer.Commands.SetGraphicsRendition.Colors.White, c.BasicForegroundColor);
Assert.AreEqual(ConsoleBuffer.Commands.SetGraphicsRendition.Colors.Black, c.BasicBackgroundColor);
}
};
buffer.Render(surface);
}
public void BasicColor()
{
var surface = new RenderTest();
var buffer = new ConsoleBuffer.Buffer(DefaultColumns, DefaultRows);
for (var fg = 0; fg < 16; ++fg)
{
for (var bg = 0; bg < 16; ++bg)
{
buffer.AppendString("\x1b[2J\x1b[m");
buffer.AppendString("\x1b[");
if (fg < 8)
{
buffer.AppendString($"3{fg}");
}
else
{
buffer.AppendString($"9{fg - 8}");
}
if (bg < 8)
{
buffer.AppendString($";4{bg}m");
}
else
{
buffer.AppendString($";10{bg - 8}m");
}
buffer.AppendString("c\r\n");
surface.OnChar = (c, x, y) =>
{
if (c.Glyph != 'c')
{
return;
}
Assert.AreEqual(fg > 7, c.ForegroundBright);
Assert.AreEqual(bg > 7, c.BackgroundBright);
Assert.AreEqual((ConsoleBuffer.Commands.SetGraphicsRendition.Colors)(fg > 7 ? fg - 8 : fg), c.BasicForegroundColor);
Assert.AreEqual((ConsoleBuffer.Commands.SetGraphicsRendition.Colors)(bg > 7 ? bg - 8 : bg), c.BasicBackgroundColor);
};
buffer.Render(surface);
}
}
}
public void BrightForegroundText()
{
var buffer = new ConsoleBuffer.Buffer(DefaultColumns, DefaultRows);
buffer.AppendString("\x1b[1mbb\x1b[22mn\x1b[1mb\x1b[22mnnnn\n");
var surface = new RenderTest();
surface.OnChar = (c, x, y) =>
{
if (c.Glyph == 'b')
{
Assert.IsTrue(c.ForegroundBright);
}
if (c.Glyph == 'n')
{
Assert.IsFalse(c.ForegroundBright);
}
};
buffer.Render(surface);
}
public Screen(ConsoleBuffer.Buffer buffer, Configuration configuration)
{
this.dpiInfo = VisualTreeHelper.GetDpi(this);
this.children = new VisualCollection(this)
{
new DrawingVisual {
Offset = new Vector(0, 0)
}
};
this.Buffer = buffer;
this.cursorBlinkWatch.Start();
CompositionTarget.Rendering += this.RenderFrame;
this.MouseEnter += (sender, args) =>
{
args.MouseDevice.OverrideCursor = Cursors.IBeam;
// handles the case where the user released the mouse button outside the window.
if (this.selecting && args.LeftButton == MouseButtonState.Released)
{
this.CompleteSelection();
}
};
this.MouseLeave += (sender, args) =>
{
args.MouseDevice.OverrideCursor = Cursors.Arrow;
};
this.MouseWheel += (sender, args) =>
{
if (Keyboard.IsKeyDown(Key.LeftCtrl) || Keyboard.IsKeyDown(Key.RightCtrl))
{
var factor = args.Delta > 0 ? 2 : -2;
this.SetFontValues(this.fontSizeEm + factor, this.typeface);
args.Handled = true;
}
};
this.MouseLeftButtonDown += (sender, args) =>
{
this.selecting = true;
this.selectionStart = this.selectionEnd = args.GetPosition(this);
args.Handled = true;
};
this.MouseLeftButtonUp += (sender, args) =>
{
this.selectionEnd = args.GetPosition(this);
Logger.Verbose($"sel: start:{this.selectionStart}, end:{this.selectionEnd}");
this.selectionStart = this.selectionEnd = new Point(0, 0);
this.CompleteSelection();
args.Handled = true;
};
this.MouseMove += (sender, args) =>
{
if (this.selecting)
{
this.selectionEnd = args.GetPosition(this);
this.shouldRedraw = 1;
}
};
this.SetConfiguration(configuration);
}
