private static void DrawDisplay(MathPainter settings, Display.IDisplay <Fonts, Glyph> display,
System.Action <MathPainter> draw)
{
if (display is null)
{
return;
}
var original = (settings._display, settings._displayChanged);
(settings._display, settings._displayChanged) = (display, false);
draw(settings);
(settings._display, settings._displayChanged) = original;
}
public static void Generate(string filename)
{
using (var stream = new SKFileWStream($"{filename}.pdf"))
using (var document = SKDocument.CreatePdf(stream))
{
for (int i = 0; i < latexes.Length; i++)
{
var painter = new CSharpMath.SkiaSharp.MathPainter(12)
{
LaTeX = $@"\displaystyle {latexes[i]}"
};
var rect = painter.Measure.Value;
using (var canvas = document.BeginPage(rect.Width, rect.Height))
{
canvas.Translate(0, -rect.Top);
painter.Draw(canvas, new SKPoint(0, 0));
canvas.DrawRect(rect.Left, rect.Top, rect.Width, rect.Height, redStroke);
document.EndPage();
}
}
}
}
/// <summary>
/// Ignores the MathList and LaTeX of the <see cref="MathPainter"/> provided.
/// Repositions the <paramref name="display"/>.
/// </summary>
public static void DrawDisplay(MathPainter settings, Display.IDisplay <Fonts, Glyph> display,
SKCanvas canvas, TextAlignment textAlignment = TextAlignment.Center,
Thickness padding = default, float offsetX = 0, float offsetY = 0) =>
DrawDisplay(settings, display, _ =>
_.Draw(canvas, textAlignment, padding, offsetX, offsetY));
/// <summary>
/// Ignores the MathList and LaTeX of the <see cref="MathPainter"/> provided.
/// Repositions the <paramref name="display"/>.
/// </summary>
public static void DrawDisplay(MathPainter settings, Display.IDisplay <Fonts, Glyph> display,
SKCanvas canvas, float x, float y) =>
DrawDisplay(settings, display, _ => _.Draw(canvas, x, y));
/// <summary>
/// Ignores the MathList and LaTeX of the <see cref="MathPainter"/> provided.
/// Repositions the <paramref name="display"/>.
/// </summary>
public static void DrawDisplay(MathPainter settings, Display.IDisplay <Fonts, Glyph> display,
SKCanvas canvas, SKPoint position) =>
DrawDisplay(settings, display, _ => _.Draw(canvas, position));
