AlphaTab.Rendering.Glyphs.ScoreBrushGlyph.Paint C# (CSharp) Method

        public override void Paint(float cx, float cy, ICanvas canvas)
        {
            //TODO: Create webfont version

               var scoreBarRenderer = (ScoreBarRenderer)Renderer;
            var lineSize = scoreBarRenderer.LineOffset;
            var startY = cy + Y + (scoreBarRenderer.GetNoteY(_beat.MaxNote) - lineSize / 2);
            var endY = cy + Y + scoreBarRenderer.GetNoteY(_beat.MinNote) + lineSize;
            var arrowX = cx + X + Width / 2;
            var arrowSize = 8 * Scale;

            if (_beat.BrushType != BrushType.None)
            {
                //if (_beat.BrushType == BrushType.ArpeggioUp || _beat.BrushType == BrushType.ArpeggioDown)
                //{
                //    var size = 15 * Scale;
                //    var steps = Math.Abs(endY - startY) / size;
                //    for (var i = 0; i < steps; i++)
                //    {
                //        canvas.FillMusicFontSymbol(cx + X + (3 * Scale), 1, startY + (i * size), MusicFontSymbol.WaveVertical);
                //    }
                //}

                if (_beat.BrushType == BrushType.ArpeggioUp)
                {
                    canvas.BeginPath();
                    canvas.MoveTo(arrowX, endY);
                    canvas.LineTo(arrowX + arrowSize / 2, endY - arrowSize);
                    canvas.LineTo(arrowX - arrowSize / 2, endY - arrowSize);
                    canvas.ClosePath();
                    canvas.Fill();
                }
                else if (_beat.BrushType == BrushType.ArpeggioDown)
                {
                    canvas.BeginPath();
                    canvas.MoveTo(arrowX, startY);
                    canvas.LineTo(arrowX + arrowSize / 2, startY + arrowSize);
                    canvas.LineTo(arrowX - arrowSize / 2, startY + arrowSize);
                    canvas.ClosePath();
                    canvas.Fill();
                }
            }
        }