/// <summary>
/// Initializes a new instance of the <see cref="DebugDrawingLayer"/> class.
/// </summary>
public DebugDrawingLayer()
{
m_textFormat = new TextFormatResource("Arial", 30f);
m_textFormat.TextAlignment = TextAlignment.Center;
m_textFormat.ParagraphAlignment = ParagraphAlignment.Center;
m_solidBrushBackground = new SolidBrushResource(Color4.LightGray.ChangeAlphaTo(0.8f));
m_solidBrushForeground = new SolidBrushResource(Color4.RedColor);
}
/// <summary>
/// Draws the given text on the screen.
/// </summary>
/// <param name="textToDraw">The text to draw.</param>
/// <param name="textFormat">The TextFormat to be used.</param>
/// <param name="targetRectangle">The target rectangle.</param>
/// <param name="brush">The brush.</param>
/// <param name="drawOptions">Some draw options to be passed to Direct2D.</param>
/// <param name="measuringMode">Sets the measuring mode to be passed to Direct2D.</param>
public void DrawText(
string textToDraw, TextFormatResource textFormat, RectangleF targetRectangle, BrushResource brush,
DrawTextOptions drawOptions = DrawTextOptions.None,
MeasuringMode measuringMode = MeasuringMode.Natural)
{
if (m_renderTarget == null)
{
return;
}
textToDraw.EnsureNotNull(nameof(textToDraw));
targetRectangle.EnsureNotEmpty(nameof(targetRectangle));
brush.EnsureNotNull(nameof(brush));
D2D.DrawTextOptions drawOptionsD2D = (D2D.DrawTextOptions)drawOptions;
D2D.MeasuringMode measuringModeD2D = (D2D.MeasuringMode)measuringMode;
m_renderTarget.DrawText(
textToDraw,
textFormat.GetTextFormat(m_device),
targetRectangle.ToDXRectangle(),
brush.GetBrush(m_device),
drawOptionsD2D);
}