//
// This code is part of Document Solutions for PDF demos.
// Copyright (c) MESCIUS inc. All rights reserved.
//
using System;
using System.IO;
using System.Drawing;
using GrapeCity.Documents.Pdf;
using GrapeCity.Documents.Text;

namespace DsPdfWeb.Demos
{
    // This sample demonstrates that as of version 4.1,
    // DsPdf supports rendering PDFs that include text
    // that uses Adobe Type 1 Font specification fonts.
    // Compare images generated by this sample (e.g. TIFF)
    // with images generated by the same code but using
    // and older version of DsPdf (v4 or earlier) to see
    // the difference.
    public class Type1FontsDemo
    {
        public int CreatePDF(Stream stream)
        {
            var doc = new GcPdfDocument();
            // We load a PDF that uses PDF Type 1 fonts, add some text to it,
            // and save it to PDF and images (JPEG and TIFF) as in all other samples.
            // The original text in the loaded PDF is rendered using Adobe Type 1 fonts,
            // so if using DsPdf v4.0 or earlier, the generated images would contain
            // garbled text. Starting with v4.1, Type 1 fonts are rendered correctly.
            using var fs = File.OpenRead(Path.Combine("Resources", "PDFs", "Type1FontSample.pdf"));
            doc.Load(fs);
            // Add note to the (only) page in the doc:
            var page = doc.Pages.Last;
            Common.Util.AddNote(
                "This sample demonstrates rendering Adobe Type 1 fonts when a PDF is saved as image by DsPdf. " +
                "This is supported starting with DsPdf v4.1. To see the result, open the generated PDF " +
                "saved as image (e.g. TIFF). Using the same code with an earlier version of DsPdf produces " +
                "garbled text in the saved image.",
                page,
                new RectangleF(12, 12, 72 * 5, 0));
            // Done:
            doc.Save(stream);
            return doc.Pages.Count;
        }
    }
}