RenderSvgText.cs
//
// This code is part of Document Solutions for Imaging demos.
// Copyright (c) MESCIUS inc. All rights reserved.
//
using System;
using System.IO;
using System.Drawing;
using System.Collections.Generic;
using System.Linq;
using System.Numerics;
using GrapeCity.Documents.Drawing;
using GrapeCity.Documents.Text;
using GrapeCity.Documents.Imaging;
using GrapeCity.Documents.Svg;
using GCTEXT = GrapeCity.Documents.Text;
using GCDRAW = GrapeCity.Documents.Drawing;
using DsImagingWeb.Demos.Common;

namespace DsImagingWeb.Demos
{
    // TBD:
    public class RenderSvgText
    {
        public GcBitmap GenerateImage(Size pixelSize, float dpi, bool opaque, string[] sampleParams = null)
        {
            // Load an SVG with text and tspan:
            var svgString =
                "<svg width='12cm' height='3cm' viewBox='0 0 1000 300' xmlns='http://www.w3.org/2000/svg' version='1.1'>" +
                "  <g font-family='Verdana' font-size='64' >" +
                "    <text x='160' y='180' fill='blue'>Apples are not <tspan font-weight='bold' fill='orange'>oranges</tspan>.</text>" +
                "  </g>" +
                "</svg>";
            using var svg = GcSvgDocument.FromString(svgString);

            // Render the SVG image and a border around it:
            var bmp = new GcBitmap(pixelSize.Width, pixelSize.Height, opaque, dpi, dpi);
            using var g = bmp.CreateGraphics(Color.White);
            var pt = new PointF(dpi, dpi);
            g.DrawSvg(svg, pt);
            var sz = svg.GetIntrinsicSize(SvgLengthUnits.Pixels);
            g.DrawRectangle(new RectangleF(pt, sz), Color.MediumPurple);

            // Done:
            return bmp;
        }
    }
}