// 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 contains an example to demonstrate how to use Foxit PDF SDK to implement the conversion between OFD
// file and PDF file and to render OFD page.

#if (defined(_WIN32) || defined(_WIN64))

#include <time.h>
#include <direct.h>
#include <stdio.h>
#include <stdarg.h>
#include <stdlib.h>

#include "../../../include/fs_basictypes_c.h"
#include "../../../include/fs_common_c.h"
#include "../../../include/fs_image_c.h"
#include "../../../include/fs_convert_c.h"
#include "../../../include/fs_ofddoc_c.h"
#include "../../../include/fs_ofdpage_c.h"
#include "../../../include/fs_ofdrenderer_c.h"

#ifndef TRUE
#define TRUE 1
#endif

#ifndef FALSE
#define FALSE 0
#endif

#ifndef NULL
#define NULL (void*)0
#endif

#define MAX_FILE_PATH 260

static const char* sn = "bPxThFlBAYifO3yiW0C51bKbjPap1zHaf5aG5sX378TjFvB7Q0802A==";
static const char* key = "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";

static const wchar_t* output_path = L"../output_files/";
static const wchar_t* input_path = L"../input_files/ofd/";
static wchar_t output_directory[MAX_FILE_PATH];
void Save2Image(FS_BITMAP_HANDLE bitmap) {
  // Add the bitmap to image and save the image.
  FS_IMAGE_HANDLE image;
  FS_BOOL ret;
  wchar_t sSaveFilePath[MAX_FILE_PATH] = { 0 };
  FSDK_Image_Create(&image);
  FSDK_Image_AddFrame(image,bitmap, &ret);
  swprintf_s(sSaveFilePath, MAX_FILE_PATH, L"%srenderBitmap.bmp", output_directory);
  FSDK_Image_SaveAs(image, sSaveFilePath, &ret);
}
int main(int argc, char *argv[]) {
  FSErrorCode error_code = e_FSErrSuccess;
  // "engine_path" is the path of ofd engine file. Please refer to Developer Guide for more details.
  const char* engine_path = "";
  wchar_t src_ofd_path[MAX_FILE_PATH] = { 0 };
  wchar_t src_pdf_path[MAX_FILE_PATH] = { 0 };
  wchar_t render_file_path[MAX_FILE_PATH] = { 0 };
  swprintf_s(output_directory, MAX_FILE_PATH, L"%lsofd/", output_path);
  _wmkdir(output_directory);


  error_code = FSDK_Library_Initialize(sn, key);
  if (error_code != e_FSErrSuccess) {
    printf("Library Initialize Error: %d\n", error_code);
    return 1;
  }

  if (engine_path == "") {
    printf("engine_path is still empty. Please set it with a valid path to OFD engine path.\n");
    return 1;
  }
  // Initialize OFD engine.
  error_code = FSDK_Library_InitializeOFDEngine(engine_path);
  if (error_code != e_FSErrSuccess) {
    switch (error_code) {
    case e_FSErrInvalidLicense:
      printf("[Failed] OFD module is not contained in current Foxit PDF SDK keys.\n");
      break;
    default:
      printf("Fail to initialize OFD engine. Error: %d\n", error_code);
      break;
    }
    return 1;
  }
  printf("OFD Engine is initialized.\n");
  swprintf_s(src_ofd_path, MAX_FILE_PATH, L"%swm_txttiled.ofd", input_path);

  swprintf_s(src_pdf_path, MAX_FILE_PATH, L"%stest.pdf", input_path);
  swprintf_s(render_file_path, MAX_FILE_PATH, L"%scontent_flag.ofd", input_path);
  // Convert PDF document to OFD document, and convert OFD document to PDF document.
  {
    wchar_t pdf2ofd_path[MAX_FILE_PATH] = {0};
    wchar_t ofd2pdf_path[MAX_FILE_PATH] = { 0 };
    FSOFDConvertParam convert_param;
    FS_BOOL ret = FALSE;
    swprintf_s(pdf2ofd_path, MAX_FILE_PATH, L"%spdf2ofd.ofd", output_directory);
    swprintf_s(ofd2pdf_path, MAX_FILE_PATH, L"%sofd2pdf.pdf", output_directory);
    convert_param.is_embed_font = FALSE;
    // Convert OFD document to PDF document.
    FSDK_Convert_FromOFD(src_ofd_path, L"", ofd2pdf_path, convert_param, &ret);
    // Convert PDF document to OFD document.
    FSDK_Convert_ToOFD(src_pdf_path, L"", pdf2ofd_path, convert_param, &ret);
  }

  // Render OFD document to bitmap.
  {
    FS_OFDDOC_HANDLE doc;
    FS_OFDPAGE_HANDLE ofd_page;
    float w = 0;
    float h = 0;
    FS_BITMAP_HANDLE bitmap;
    FSRectI fRect;
    FSMatrix matrix_1;
    FS_OFDRENDERER_HANDLE ofd_render;
    FS_PROGRESSIVE_HANDLE progressive;
    FSDK_OFDDoc_Create0(render_file_path,L"", &doc);
    FSDK_OFDDoc_GetPage(doc, 0, &ofd_page);
    // Get the size of the page.
    FSDK_OFDPage_GetWidth(ofd_page, &w);
    FSDK_OFDPage_GetHeight(ofd_page, &h);
    FSDK_Bitmap_Create((int)w, (int)h, e_FSDIBArgb, NULL, 0, &bitmap);
    fRect.left = 0;
    fRect.top = (int)h;
    fRect.right = (int)w;
    fRect.bottom = 0;
    FSDK_Bitmap_FillRect(bitmap,0xFFFFFFFF, &fRect);
    // Get the display matrix of the page.
    FSDK_OFDPage_GetDisplayMatrix(ofd_page, 0, 0, (int)w, (int)h, e_FSRotation0, &matrix_1);

    FSDK_OFDRenderer_Create0(bitmap, &ofd_render);

    FSDK_OFDRenderer_StartRender(ofd_render, ofd_page, matrix_1, &progressive);
    
    Save2Image(bitmap);
    FSDK_OFDPage_Release(ofd_page);
    FSDK_OFDDoc_Release(doc);
  }
  FSDK_Library_ReleaseOFDEngine();
  FSDK_Library_Release();

  printf("END: OFD demo.\n");
  return 0;
}

#endif  // (defined(_WIN32) || defined(_WIN64))
