//// This code is part of Document Solutions for PDF .NET demos.// Copyright (c) MESCIUS inc. All rights reserved.//using System.IO;using System.Drawing;using GrapeCity.Documents.Pdf;using GrapeCity.Documents.Svg;using GCTEXT = GrapeCity.Documents.Text;using GCDRAW = GrapeCity.Documents.Drawing;using DsPdfWeb.Demos.Common;
namespace DsPdfWeb.Demos{    // This sample shows how to measure and render the actual SVG content    // that sometimes is offset within the SVG viewport.    // In the left part of the page, we render such an SVG as it is supposed    // to be laid out within its viewport. A gray border is drawn around the viewport,    // and a magenta border is around the SVG content.    // In the right part of the page we locate just the content at a specific point    // in the final image, and draw a purple border around it.    //    // This short sample shows how to measure and render an SVG image.    // The SVG art used in this sample is from freesvg.org.    public class RenderSvgContent    {        public int CreatePDF(Stream stream)        {            // Load the SVG:            var svgPath = Path.Combine("Resources", "SvgMisc", "Smiling-Girl-offset.svg");            using var svg = GcSvgDocument.FromFile(svgPath);
            var doc = new GcPdfDocument();            var page = doc.NewPage();            page.Landscape = true;            var g = page.Graphics;            var margin = g.Resolution / 2;            var pt0 = new PointF(margin, margin);
            // Render the SVG content as specified by the SVG layout within viewport:            var rcViewport = new RectangleF(pt0, svg.GetIntrinsicSize(SvgLengthUnits.Points));            // Measure the content size/location relative to 'pt':            var rcContent0 = g.MeasureSvg(svg, pt0);            // Draw the SVG and viewport and content bounds:            g.DrawSvg(svg, pt0);            g.DrawRectangle(rcViewport, Color.DarkGray);            g.DrawRectangle(rcContent0, Color.Magenta);
            // In the left part of the bitmap, render just the SVG content            // aligning its top left corner to a specific point on the bitmap            // (center of page horizontally, 1" from the top):            var pt1 = new PointF(page.Size.Width / 2, margin);            // An alternative to GcGraphics.MeasureSvg() is GcSvgDocument.Measure(),            // here we use it for illustration but these methods are calculations heavy,            // so in a real app we would re-use the results from GcGraphics.MeasureSvg() above:            var rcContent1 = svg.Measure(PointF.Empty, g.Resolution);            g.DrawSvg(svg, new PointF(pt1.X - rcContent1.X, pt1.Y - rcContent1.Y));            // Add a border:            g.DrawRectangle(new RectangleF(pt1, rcContent1.Size), Color.Purple);
            // Done:            doc.Save(stream);            return doc.Pages.Count;        }    }}