Control MetricsPreview() { metricsPreview = new Drawable { Size = new Size(200, 100) }; metricsPreview.Paint += (sender, pe) => { var size = pe.Graphics.MeasureString(selectedFont, preview.Text); var scale = this.ParentWindow.Screen.Scale; var ypos = Math.Max(0, (selectedFont.Ascent * scale) - size.Height); ypos += Math.Max(0, (metricsPreview.Size.Height - (selectedFont.LineHeight * scale)) / 2); var baseline = ypos + (selectedFont.Baseline * scale); pe.Graphics.DrawLine(Pens.Black(), 0, baseline, 200, baseline); pe.Graphics.DrawText(selectedFont, Colors.Black, 0, ypos, preview.Text); var ascender = baseline - selectedFont.Ascent * scale; pe.Graphics.DrawLine(Pens.Blue(), 0, ascender, 200, ascender); var descender = baseline + selectedFont.Descent * scale; pe.Graphics.DrawLine(Pens.Red(), 0, descender, 200, descender); var xheight = baseline - selectedFont.XHeight * scale; pe.Graphics.DrawLine(Pens.Green(), 0, xheight, 200, xheight); var lineheight = ypos + selectedFont.LineHeight * scale; pe.Graphics.DrawLine(Pens.Orange(), 0, lineheight, 200, lineheight); }; return(metricsPreview); }
Control CreateCustom32Alpha() { var image = new Bitmap(100, 100, PixelFormat.Format32bppRgba); // should always ensure .Dispose() is called when you are done with a Graphics object using (var graphics = new Graphics(image)) { graphics.DrawLine(Pens.Blue(), Point.Empty, new Point(image.Size)); graphics.DrawRectangle(Pens.Black(), new Rectangle(image.Size - 1)); } return new DrawableImageView { Image = image }; }
PrintDocument GetPrintDocument() { var document = new PrintDocument(); document.PrintSettings = settings; var font = Fonts.Serif(16); var printTime = DateTime.Now; document.PrintPage += (sender, e) => { Size pageSize = Size.Round(e.PageSize); // draw a border around the printable area var rect = new Rectangle(pageSize); rect.Inflate(-1, -1); e.Graphics.DrawRectangle(Pens.Silver(), rect); // draw title e.Graphics.DrawText(font, Colors.Black, new Point(50, 20), document.Name); // draw page number var text = string.Format("page {0} of {1}", e.CurrentPage + 1, document.PageCount); var textSize = Size.Round(e.Graphics.MeasureString(font, text)); e.Graphics.DrawText(font, Colors.Black, new Point(pageSize.Width - textSize.Width - 50, 20), text); // draw date text = string.Format("Printed on {0:f}", printTime); textSize = Size.Round(e.Graphics.MeasureString(font, text)); e.Graphics.DrawText(font, Colors.Black, new Point(pageSize.Width - textSize.Width - 50, pageSize.Height - textSize.Height - 20), text); // draw some rectangles switch (e.CurrentPage) { case 0: e.Graphics.DrawRectangle(Pens.Blue(), new Rectangle(50, 50, 100, 100)); e.Graphics.DrawRectangle(Pens.Green(), new Rectangle(new Point(pageSize) - new Size(150, 150), new Size(100, 100))); break; case 1: e.Graphics.DrawRectangle(Pens.Blue(), new Rectangle(pageSize.Width - 150, 50, 100, 100)); e.Graphics.DrawRectangle(Pens.Green(), new Rectangle(50, pageSize.Height - 150, 100, 100)); break; } }; document.Name = "Name Of Document"; document.PageCount = 2; return(document); }
Control MetricsPreview() { metricsPreview = new Drawable { Size = new Size(200, 100) }; metricsPreview.Paint += (sender, pe) => { var width = metricsPreview.Size.Width; pe.Graphics.PixelOffsetMode = PixelOffsetMode.Half; pe.Graphics.DrawRectangle(Colors.Black, new RectangleF(metricsPreview.Size)); var size = pe.Graphics.MeasureString(selectedFont, preview.Text); var scale = ParentWindow.Screen.Scale; var ypos = Math.Max(0, (metricsPreview.Size.Height - size.Height) / 2); pe.Graphics.FillRectangle(Brushes.GhostWhite(), new RectangleF(new PointF(0, ypos), size)); pe.Graphics.DrawText(selectedFont, Colors.Black, 0, ypos, preview.Text); var baseline = ypos + selectedFont.Baseline * scale; pe.Graphics.DrawLine(Pens.Black(), 0, baseline, width, baseline); var ascender = baseline - selectedFont.Ascent * scale; pe.Graphics.DrawLine(Pens.Blue(), 0, ascender, width, ascender); var descender = baseline + selectedFont.Descent * scale; pe.Graphics.DrawLine(Pens.Red(), 0, descender, width, descender); var xheight = baseline - selectedFont.XHeight * scale; pe.Graphics.DrawLine(Pens.Green(), 0, xheight, width, xheight); var lineheight = ypos + selectedFont.LineHeight * scale; pe.Graphics.DrawLine(Pens.Orange(), 0, lineheight, width, lineheight); }; return(metricsPreview); }