// Copyright (C) 2003-2026, Foxit Software Inc..
// All Rights Reserved.
//
// http://www.foxitsoftware.com
//
// The following code is copyrighted and contains proprietary information and trade secrets of Foxit Software Inc..
// You cannot distribute any part of Foxit PDF SDK to any third party or general public,
// unless there is a separate license agreement with Foxit Software Inc. which explicitly grants you such rights.
//
// This file is a demo to demonstrate how to use matrix to translate, scale... objects.

using System;

using foxit;
using foxit.common;
using foxit.common.fxcrt;
using foxit.pdf;

namespace matrix
{
    class matrix
    {
        static void Main(string[] args)
        {
            string sn = "Rew1vB0TqoMIxX444UcpScARWdhgJpsJfzmyMLR32a0+EgrCjp2NaQ==";
            string key = "8f3g1sFttW8NAgfSNv+BvaJWy4Pp8flcm7ncNDkdvCCO4JwUFbGLyZdujReMaiplbYJwwxam3lr7uHtQaEf0xTSu8j2ZBdrZ8FS4OQkEUjOI9UEGb3Ic0GqmlP9T9OnSItOYqoZZA/OnYg5EaVP+c/ha32nUquOk+5riEdhYgINAZDdgJkPc+YSWsrfixOIROf6t34j3eRcyFnOY0MS7tSXi1AEPE0VZdyu+5bfmBSGvLI+WR5lQ+oOQR5hRGwqf990WEdBelNO7dxhZELVhEZ+/L60PpDf5y9A8qmrY6PiEU8nhqIyLpks0BxeIsYyZ3Cr82jjfbItPGyEARsIVzluBSgVMD4oGjojz8T6wGDEXUbmZH/pra94XAs8wZ28mzbmIEppWnhBqX0c6Ov8iXCfFfUZr4KNuPxMEgk4VOYTMOd70GEjGnylivw18hbn7ZpkWh2Zql+uU2HejvOgn+WHvT0HF9NhK0Xb5vH8aFkgBP92PJx8obIbxBVeeExczxvsqWufuPdXS2sPNIgMYZ2TtvqVVsiUToeGB2FQo09fzZOSH5Vi18u/siyvC3FmjeMf4+OYWPuDPNCcrb21NgcHam7XI8AAoGLTGtLLWR+fxynbBBcg2d2ZPcZ5CMFIfOBHRWCkcA0sDT3cl9nsBppHNJze/jVxHy+lREeQEA/etSIgohTGAWW3ZlpibRXqMxlmVWEPifCubbWTzQ6U54mRMpW2UghH3gvCNFNgdday3Av7EtlIJOdUuiMq3zmmd5J4Jt4C82CKnVewA0DtZ4EEtwRG9IYuLrfpuZlnjBAtoeXRV1lqUZ6BcCe0E3m9jO28sGkALuIeJQ74XG7X8lMC7lMWWQYiYD7D6G9QT6X3qV4vXJwNKRKpYc/rI+amEawTSnDYAMEaYPwtZ0rb/7BL+atsZZaI+ncebdfVfjDJZbCZAc+JnkuNlUn2xrNRuObw8h/G0lm2pNOEJ10S8R4+yplo5B1QmC2dCDhaTaW67QJPqnJPKbVmjw7i6KGBi+CDP3JnAKlOX/YUu8uk56JfeQUuGcQg/KaBMGctnchH2n1i3+oGbibhurQj22+OO66Q6mijKoCRP/QJm5WTGcO4c0iVX0B8dIlai/uv/pGU8Wps9MxysH5ViVIj56LWKuNfy1FNO9+wx4iHYnUxfW0Iccq3YJYAlOBkMv8VZIJl9aTEEFJ626LJEw/UbEBdR9CdlwnylPf4RuNW/lcGYMgq3xNVpp/bzYKwZivvQOFgMdX1tv8D33SHvAm3zrRCU+v94BJXnBi9k25fnKsc705IMwv+I6bueXA+mDnagj1oTqsWXZ0WnPAYI3WUO7sBf7XUH230wfYXnTSVhujJxiEP/2oWqi2813gtQkKwz9N2p6yT8Vsh3+BaAwwDvtOZMJKUFcabTBSL6NoouzmzwItJ4mIboT6KXaef66rs8jCU=";
            // Initialize library
            ErrorCode error_code = Library.Initialize(sn, key);
            if (error_code != ErrorCode.e_ErrSuccess)
            {
                Console.WriteLine("Library Initialize Error: {0}\n", error_code);
                return;
            }
            string input_path = "../input_files/";
            string input_file = input_path + "SamplePDF.pdf";
            string output_path = "../output_files/";
            string output_directory = output_path + "matrix/";
            string file_info = output_directory + "matrix_info.txt";

            System.IO.Directory.CreateDirectory(output_directory);
            try
            {
                using (PDFDoc doc = new PDFDoc(input_file))
                {
                    error_code = doc.Load(null);
                    if (error_code != ErrorCode.e_ErrSuccess)
                    {
                        Console.WriteLine("The PDFDoc " + input_file + " Error: " + error_code);
                        Library.Release();
                        return;
                    }
                    using (PDFPage page = doc.GetPage(0))
                    {
                        page.StartParse((int)PDFPage.ParseFlags.e_ParsePageNormal, null, false);
                        long pos = page.GetFirstGraphicsObjectPosition(foxit.pdf.graphics.GraphicsObject.Type.e_TypeAll);
                        int flag = 0;
                        while (pos > 0)
                        {
                            if (flag == (2 | 4))
                                break;
                            foxit.pdf.graphics.GraphicsObject obj = page.GetGraphicsObject(pos);
                            pos = page.GetNextGraphicsObjectPosition(pos, foxit.pdf.graphics.GraphicsObject.Type.e_TypeAll);
                            foxit.pdf.graphics.GraphicsObject.Type type = obj.GetType();
                            float start_x = 0;
                            if (type == foxit.pdf.graphics.GraphicsObject.Type.e_TypeText && ((flag & 2) <= 0))
                            {
                                foxit.pdf.graphics.TextObject text_obj = obj.GetTextObject();
                                string text = text_obj.GetText();
                                if (string.Compare("Foxit Software Incorporated", text) != 0)
                                {
                                    continue;
                                }
                                start_x = 400.0f;
                                flag |= 2;
                            }
                            else if (type == foxit.pdf.graphics.GraphicsObject.Type.e_TypeImage && ((flag & 4) <= 0))
                            {
                                start_x = 150.0f;
                                flag |= 4;
                            }
                            else
                            {
                                continue;
                            }
                            // Now we have found the two page objects, transform them.
                            foxit.pdf.graphics.GraphicsObject clone_obj1 = obj.Clone();
                            Matrix2D matrix = clone_obj1.GetMatrix();

                            // Translate the matrix in vertical direction.
                            matrix.Translate(0, 150, false);
                            clone_obj1.SetMatrix(matrix);
                            page.InsertGraphicsObject(0, clone_obj1);

                            foxit.pdf.graphics.GraphicsObject clone_obj2 = obj.Clone();
                            matrix = clone_obj2.GetMatrix();
                            float d = matrix.d;
                            float e = matrix.e;
                            float f = matrix.f;

                            // Translate it to the original point(0,0) first
                            matrix.Translate(-e, -f, false);
                            // Rotate the matrix 90 degree in anticlockwise direction.
                            matrix.Rotate(1.57f, false);
                            // Page rotation should be considered, assume that the current page rotation is 0.
                            float distance = d;
                            if (type == foxit.pdf.graphics.GraphicsObject.Type.e_TypeText)
                            {
                                RectF obj_rect = obj.GetRect();
                                distance = obj_rect.top - obj_rect.bottom;
                            }
                            // Translate it to the specific coordinate(fStartX,400)
                            matrix.Translate(distance + start_x, 400, false);
                            clone_obj2.SetMatrix(matrix);
                            page.InsertGraphicsObject(0, clone_obj2);

                            foxit.pdf.graphics.GraphicsObject clone_obj3 = obj.Clone();
                            matrix = clone_obj3.GetMatrix();
                            // Translate it to the original point(0,0) first
                            matrix.Translate(-e, -f, false);
                            // Magnify the matrix 1.5 times in both horizontal and vertical directions.
                            matrix.Scale(1.5f, 1.5f, false);
                            // Translate it to the specific coordinate(fStartX,600)
                            matrix.Translate(start_x, 600.0f, false);
                            clone_obj3.SetMatrix(matrix);
                            page.InsertGraphicsObject(0, clone_obj3);

                            foxit.pdf.graphics.GraphicsObject clone_obj4 = obj.Clone();
                            matrix = clone_obj4.GetMatrix();
                            // Translate it to the original point(0,0) first
                            matrix.Translate(-e, -f, false);
                            // Skews the x axis by an angle 0.5 and the y axis by an angle 0.5.
                            matrix.Shear(0.5f, 0.5f, false);
                            // Translate it to the specific coordinate(fStartX,800)
                            matrix.Translate(start_x, 800.0f, false);
                            clone_obj4.SetMatrix(matrix);
                            page.InsertGraphicsObject(0, clone_obj4);
                        }
                        // Generate the page content
                        page.GenerateContent();
                    }
                    // Save the pdf document
                    doc.SaveAs(output_directory + "MatrixTransformResult.pdf", 0);
                    Console.WriteLine("Matrix demo.");
                }
            }
            catch (System.Exception e)
            {
                Console.WriteLine(e.Message);
            }
            Library.Release();
            return;
        }
    }
}
