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OfdiumEx.cpp
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OfdiumEx.cpp
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// OfdiumEx.cpp : 定义 DLL 应用程序的导出函数。
//
#include "stdafx.h"
#include "OfdiumEx.h"
#include <stdio.h>
#include <fstream>
#include "OFDParser.h"
#include "OFD.h"
#include "ziptool.h"
#include "util.h"
#include "cairo.h"
#include "cairo-win32.h"
#include "cairo-ft.h"
#include <map>
#pragma comment(lib,"cairo.lib")
#include "freetype/freetype.h"
#pragma comment(lib,"freetype.lib")
#include <comutil.h>
#ifdef _DEBUG
#pragma comment(lib, "comsuppwd.lib")
#else
#pragma comment(lib, "comsuppw.lib")
#endif
#include <gdiplus.h>
#include "RefCounter.h"
#include "base64.h"
#include <direct.h>
#include <algorithm>
std::map<OFD *, OFDParser *> listOpenedOFD;
std::map<cairo_surface_t *, std::pair<Gdiplus::Bitmap *,Gdiplus::BitmapData *>> listUsedImage;
ULONG_PTR g_gdiplusToken;
static RefCounter refCounter;
int ii = 0;
//public static extern IntPtr FPDF_LoadCustomDocument([MarshalAs(UnmanagedType.LPStruct)]FPDF_FILEACCESS access, string password);
OFDIUMEX_API void *OFDIUM_LoadCustomDocument(const char *fileName, unsigned long openMode)
{
//_CrtSetBreakAlloc(1399);
char tmp[MAX_PATH] = { 0 };
GetTempPath(MAX_PATH, tmp);
PathAddBackslash(tmp);
PathAppend(tmp, GenerateGUIDString().c_str());
std::string dir = tmp;
ZipTool::extractDir(fileName, dir.c_str());
OFDParser *ofdpaser = new OFDParser(dir);
OFD *ofd = ofdpaser->getData();
int id = 0;
if (ofdpaser && ofd)
{
listOpenedOFD.insert(std::make_pair(ofd, ofdpaser));
}
return ofd;
}
OFDIUMEX_API void *OFDIUM_LoadMemDocument(const unsigned char *data, unsigned long len, unsigned long openMode)
{
char tmp[MAX_PATH] = { 0 };
GetTempPath(MAX_PATH, tmp);
PathAddBackslash(tmp);
PathAppend(tmp, GenerateGUIDString().append(".ofd").c_str());
std::string tmpofdfilename = tmp;
FILE *fp = nullptr;
fopen_s(&fp, tmpofdfilename.c_str(), "wb");
fwrite(data, 1, len, fp);
fflush(fp);
fclose(fp);
return OFDIUM_LoadCustomDocument(tmpofdfilename.c_str(), openMode);
}
//public static extern int FPDF_GetPageCount(IntPtr document);
OFDIUMEX_API int OFDIUM_GetPageCount(void *fileHandle)
{
if (listOpenedOFD.find((OFD *)fileHandle) == listOpenedOFD.end())
{
return -1;
}
auto *ofd = (OFD *)fileHandle;
if (ofd->documents.size() != 1)
{
return -1;
}
Document *doc = ofd->documents[0];
return doc->pages.size();
}
//public static extern uint FPDF_GetDocPermissions(IntPtr document);
OFDIUMEX_API void *OFDIUM_GetDocPermissions(void *fileHandle)
{
if (listOpenedOFD.find((OFD *)fileHandle) == listOpenedOFD.end())
{
return nullptr;
}
auto *ofd = (OFD *)fileHandle;
if (ofd->documents.size() != 1)
{
return nullptr;
}
Document *doc = ofd->documents[0];
return doc->permissions;
}
//public static extern IntPtr FPDFDOC_InitFormFillEnvironment(IntPtr document, FPDF_FORMFILLINFO formInfo);
OFDIUMEX_API void *OFDIUM_InitFormFillEnvironment(void *fileHandle, void *formInfo)
{
return nullptr;
}
//public static extern void FPDF_SetFormFieldHighlightColor(IntPtr hHandle, int fieldType, uint color);
OFDIUMEX_API void OFDIUM_SetFormFieldHighlightColor(void *hHandle, int fieldType, unsigned int color)
{
}
//public static extern void FPDF_SetFormFieldHighlightAlpha(IntPtr hHandle, byte alpha);
OFDIUMEX_API void OFDIUM_SetFormFieldHighlightAlpha(void *hHandle, unsigned char alpha)
{
}
//public static extern void FORM_DoDocumentJSAction(IntPtr hHandle);
OFDIUMEX_API void OFDIUM_DoDocumentJSAction(void *hHandle)
{
}
//public static extern void FORM_DoDocumentOpenAction(IntPtr hHandle);
OFDIUMEX_API void OFDIUM_DoDocumentOpenAction(void *hHandle)
{
}
//public static extern void FPDFDOC_ExitFormFillEnvironment(IntPtr hHandle);
OFDIUMEX_API void OFDIUM_ExitFormFillEnvironment(void *hHandle)
{
}
//public static extern void FORM_DoDocumentAAction(IntPtr hHandle, FPDFDOC_AACTION aaType);
OFDIUMEX_API void OFDIUM_DoDocumentAAction(void *hHandle, int aaType)
{
}
//public static extern IntPtr FPDF_LoadPage(IntPtr document, int page_index);
OFDIUMEX_API void *OFDIUM_LoadPage(void *fileHandle, int page_index)
{
if (listOpenedOFD.find((OFD *)fileHandle) == listOpenedOFD.end())
{
return nullptr;
}
auto *ofd = (OFD *)fileHandle;
if (ofd->documents.size() != 1)
{
return nullptr;
}
Document *doc = ofd->documents[0];
if (page_index >= (int)doc->pages.size())
{
return nullptr;
}
return doc->pages[page_index].second;
}
//public static extern IntPtr FPDFText_LoadPage(IntPtr page);
OFDIUMEX_API void *OFDIUM_Text_LoadPage(void *fileHandle, int page_index)
{
if (listOpenedOFD.find((OFD *)fileHandle) == listOpenedOFD.end())
{
return nullptr;
}
auto *ofd = (OFD *)fileHandle;
if (ofd->documents.size() != 1)
{
return nullptr;
}
Document *doc = ofd->documents[0];
if (page_index >= (int)doc->pages.size())
{
return nullptr;
}
return doc->pages[page_index].first;
}
//public static extern void FORM_OnAfterLoadPage(IntPtr page, IntPtr _form);
OFDIUMEX_API void OFDIUM_OnAfterLoadPage(void *pageHandle, void *formHandle)
{
}
//public static extern void FORM_DoPageAAction(IntPtr page, IntPtr _form, FPDFPAGE_AACTION fPDFPAGE_AACTION);
OFDIUMEX_API void OFDIUM_DoPageAAction(void *pageHandle, void *formHandle, int fPDFPAGE_AACTION)
{
}
//public static extern double FPDF_GetPageWidth(IntPtr page);
OFDIUMEX_API double OFDIUM_GetPageWidth(void *pageHandle)
{
if (pageHandle == nullptr)
{
return 0.0f;
}
auto *page = (Page *)pageHandle;
double page_w = page->area == nullptr ? MM2PIXEL72P(page->fromDoc->commonData->pageArea->physicalBox->w) : MM2PIXEL72P(page->area->physicalBox->w);
return page_w;
}
//public static extern double FPDF_GetPageHeight(IntPtr page);
OFDIUMEX_API double OFDIUM_GetPageHeight(void *pageHandle)
{
if (pageHandle == nullptr)
{
return 0.0f;
}
auto *page = (Page *)pageHandle;
double page_h = page->area == nullptr ? MM2PIXEL72P(page->fromDoc->commonData->pageArea->physicalBox->h) : MM2PIXEL72P(page->area->physicalBox->h);
return page_h;
}
//public static extern void FORM_OnBeforeClosePage(IntPtr page, IntPtr _form);
OFDIUMEX_API void OFDIUM_OnBeforeClosePage(void *pageHandle, void *formHandle)
{
}
//public static extern void FPDFText_ClosePage(IntPtr text_page);
OFDIUMEX_API void OFDIUM_Text_ClosePage(void *textPageHandle)
{
}
//public static extern void FPDF_ClosePage(IntPtr page);
OFDIUMEX_API void OFDIUM_ClosePage(void *pageHandle)
{
}
//public static extern void FPDF_RenderPage(IntPtr dc, IntPtr page, int start_x, int start_y, int size_x, int size_y, int rotate, FPDF flags);
OFDIUMEX_API void OFDIUM_RenderPage(void *dc, void *pageHandle, int start_x, int start_y, int size_x, int size_y, int rotate, int flags)
{
auto *page = (Page *)pageHandle;
return OFDIUM_RenderDocumentPageToDC(page->fromDoc, page->pageIndex, size_x, size_y, start_x, start_y, rotate, dc);
}
//public static extern void FPDF_RenderPageBitmap(IntPtr bitmapHandle, IntPtr page, int start_x, int start_y, int size_x, int size_y, int rotate, FPDF flags);
OFDIUMEX_API void OFDIUM_RenderPageBitmap(void *bitmapHandle, void *pageHandle, int start_x, int start_y, int size_x, int size_y, int rotate, int flags)
{
auto *page = (Page *)pageHandle;
cairo_surface_t *targetsurface = (cairo_surface_t *)bitmapHandle;
return OFDIUM_RenderDocumentPageToSurface(page->fromDoc->fromOfd, page->pageIndex, size_x, size_y, start_x, start_y, rotate, targetsurface);
}
//public static extern int FPDF_GetPageSizeByIndex(IntPtr document, int page_index, out double width, out double height);
OFDIUMEX_API int OFDIUM_GetPageSizeByIndex(void *fileHandle, int page_index, double *width, double *height)
{
if (listOpenedOFD.find((OFD *)fileHandle) == listOpenedOFD.end())
{
return NULL;
}
auto *ofd = (OFD *)fileHandle;
if (ofd->documents.size() != 1)
{
return NULL;
}
Document *doc = ofd->documents[0];
if (page_index >= (int)doc->pages.size())
{
return NULL;
}
Page *page = doc->pages[0].second;
*width = page->area == nullptr ? MM2PIXEL72P(page->fromDoc->commonData->pageArea->physicalBox->w) : MM2PIXEL72P(page->area->physicalBox->w);
*height = page->area == nullptr ? MM2PIXEL72P(page->fromDoc->commonData->pageArea->physicalBox->h) : MM2PIXEL72P(page->area->physicalBox->h);
return 0;
}
//public static extern IntPtr FPDFBitmap_CreateEx(int width, int height, int format, IntPtr first_scan, int stride);
OFDIUMEX_API void *OFDIUM_Bitmap_CreateEx(int width, int height, int format, unsigned char *first_scan, int stride)
{
cairo_surface_t *surfaceTarget = cairo_image_surface_create_for_data(first_scan, (cairo_format_t)format, width, height, stride);
return surfaceTarget;
}
//public static extern void FPDFBitmap_FillRect(IntPtr bitmapHandle, int left, int top, int width, int height, uint color);
OFDIUMEX_API void OFDIUM_Bitmap_FillRect(void *bitmapHandle, int left, int top, int width, int height, unsigned int color)
{
cairo_surface_t *targetsurface = (cairo_surface_t *)bitmapHandle;
cairo_t *cr = cairo_create(targetsurface);
cairo_set_source_rgba(cr, GetRValue(color), GetGValue(color), GetBValue(color), 255);
cairo_rectangle(cr, left, top, width, height);
cairo_fill(cr);
cairo_destroy(cr);
}
//public static extern IntPtr FPDFBitmap_Destroy(IntPtr bitmapHandle);
OFDIUMEX_API void *OFDIUM_Bitmap_Destroy(void *bitmapHandle)
{
cairo_surface_t *targetsurface = (cairo_surface_t *)bitmapHandle;
cairo_surface_destroy(targetsurface);
return nullptr;
}
//public static extern IntPtr FPDFText_FindStart(IntPtr page, byte[] findWhat, FPDF_SEARCH_FLAGS flags, int start_index);
OFDIUMEX_API void *OFDIUM_Text_FindStart(void *page, const unsigned short*findWhat, int flags, int start_index)
{
return nullptr;
}
//public static extern int FPDFText_GetSchResultIndex(IntPtr handle);
OFDIUMEX_API int OFDIUM_Text_GetSchResultIndex(void *handle)
{
return -1;
}
//public static extern int FPDFText_GetSchCount(IntPtr handle);
OFDIUMEX_API int OFDIUM_Text_GetSchCount(void *handle)
{
return -1;
}
//public static extern int FPDFText_GetText(IntPtr page, int start_index, int count, byte[] result);
OFDIUMEX_API int OFDIUM_Text_GetText(void *pageHandle, int start_index, int count, unsigned short* result)
{
return -1;
}
//public static extern void FPDFText_GetCharBox(IntPtr page, int index, out double left, out double right, out double bottom, out double top);
OFDIUMEX_API int OFDIUM_Text_GetCharBox(void *pageHandle, int index, double *left, double *right, double *bottom, double *top)
{
return 0;
}
//public static extern int FPDFText_CountChars(IntPtr page);
OFDIUMEX_API int OFDIUM_Text_CountChars(void *pageHandle)
{
return 0;
}
//public static extern bool FPDFText_FindNext(IntPtr handle);
OFDIUMEX_API bool OFDIUM_Text_FindNext(void *pageHandle)
{
return true;
}
//public static extern void FPDFText_FindClose(IntPtr handle);
OFDIUMEX_API void OFDIUM_Text_FindClose(void *pageHandle)
{
}
//public static extern bool FPDFLink_Enumerate(IntPtr page, ref int startPos, out IntPtr linkAnnot);
OFDIUMEX_API bool OFDIUM_Link_Enumerate(void *pageHandle, int *startPos, void **linkAnnot)
{
return false;
}
//public static extern IntPtr FPDFLink_GetDest(IntPtr document, IntPtr link);
OFDIUMEX_API void *OFDIUM_Link_GetDest(void *fileHandle, void *link)
{
return nullptr;
}
//public static extern uint FPDFDest_GetPageIndex(IntPtr document, IntPtr dest);
OFDIUMEX_API unsigned int OFDIUM_Dest_GetPageIndex(void *fileHandle, void *dest)
{
return 0;
}
//public static extern bool FPDFLink_GetAnnotRect(IntPtr linkAnnot, FS_RECTF rect);
OFDIUMEX_API bool OFDIUM_Link_GetAnnotRect(void *linkAnnot, void *rect)
{
return false;
}
//public static extern void FPDF_DeviceToPage(IntPtr page, int start_x, int start_y, int size_x, int size_y, int rotate, int device_x, int device_y, out double page_x, out double page_y);
OFDIUMEX_API void OFDIUM_DeviceToPage(void *pageHandle, int start_x, int start_y, int size_x, int size_y, int rotate, int device_x, int device_y, double *page_x, double *page_y)
{
}
//public static extern void FPDF_PageToDevice(IntPtr page, int start_x, int start_y, int size_x, int size_y, int rotate, double page_x, double page_y, out int device_x, out int device_y);
OFDIUMEX_API void OFDIUM_PageToDevice(void *pageHandle, int start_x, int start_y, int size_x, int size_y, int rotate, double page_x, double page_y, int *device_x, int *device_y)
{
}
//public static extern IntPtr FPDFLink_GetAction(IntPtr link);
OFDIUMEX_API void *OFDIUM_Link_GetAction(void *link)
{
return nullptr;
}
//public static extern uint FPDFAction_GetURIPath(IntPtr document, IntPtr action, StringBuilder buffer, uint buflen);
OFDIUMEX_API unsigned long OFDIUM_Action_GetURIPath(void *fileHandle, void *action, void *buffer, unsigned long buflen)
{
return 0;
}
//public static extern IntPtr FPDFBookmark_GetFirstChild(IntPtr document, IntPtr bookmark);
OFDIUMEX_API void *OFDIUM_Bookmark_GetFirstChild(void *fileHandle, void *bookmark)
{
return nullptr;
}
//public static extern IntPtr FPDFBookmark_GetNextSibling(IntPtr document, IntPtr bookmark);
OFDIUMEX_API void *OFDIUM_Bookmark_GetNextSibling(void *fileHandle, void *bookmark)
{
return nullptr;
}
//public static extern uint FPDFBookmark_GetTitle(IntPtr bookmark, byte[] buffer, uint buflen);
OFDIUMEX_API unsigned long OFDIUM_Bookmark_GetTitle(void *bookmark, void *buffer, unsigned long buflen)
{
return NULL;
}
//public static extern IntPtr FPDFBookmark_GetAction(IntPtr bookmark);
OFDIUMEX_API void *OFDIUM_Bookmark_GetAction(void *bookmark)
{
return nullptr;
}
//public static extern IntPtr FPDFBookmark_GetDest(IntPtr document, IntPtr bookmark);
OFDIUMEX_API void *OFDIUM_Bookmark_GetDest(void *fileHandle, void *bookmark)
{
return nullptr;
}
//public static extern uint FPDFAction_GetType(IntPtr action);
OFDIUMEX_API unsigned long OFDIUM_Action_GetType(void *action)
{
return NULL;
}
//public static extern uint FPDF_GetLastError();
OFDIUMEX_API unsigned long OFDIUM_GetLastError()
{
return 0;
}
//public static extern uint FPDF_GetMetaText(IntPtr document, string tag, byte[] buffer, uint buflen);
OFDIUMEX_API unsigned long OFDIUM_GetMetaText(void *fileHandle, char *tag, void *buffer, unsigned long buflen)
{
return NULL;
}
//public static extern void FPDF_FFLDraw(IntPtr form, IntPtr bitmap, IntPtr page, int start_x, int start_y, int size_x, int size_y, int rotate, FPDF flags);
OFDIUMEX_API void OFDIUM_FFLDraw(void *form, void *bitmap, void *page, int start_x, int start_y, int size_x, int size_y, int rotate, int flags)
{
}
//public static extern void FPDF_FFLDrawEx(IntPtr form, IntPtr bitmap, IntPtr page, int start_x, int start_y, int size_x, int size_y, int rotate, FPDF flags, string strJson);
OFDIUMEX_API void OFDIUM_FFLDrawEx(void *form, void *bitmap, void *page, int start_x, int start_y, int size_x, int size_y, int rotate, int flags, char *strJson)
{
}
//
OFDIUMEX_API int OFDIUM_GetDocumentPageWidth(void *fileHandle, int pageIndex)
{
if (listOpenedOFD.find((OFD *)fileHandle) == listOpenedOFD.end())
{
return -1;
}
auto *ofd = (OFD *)fileHandle;
if (ofd->documents.size() != 1)
{
return -1;
}
Document *doc = ofd->documents[0];
if ((int)doc->pages.size() - 1 < pageIndex || doc->pages[pageIndex].second == nullptr)
{
return -1;
}
Page *page = doc->pages[pageIndex].second;
int page_w = page->area == nullptr ? INTMM2PIXEL72P(doc->commonData->pageArea->physicalBox->w) : INTMM2PIXEL72P(page->area->physicalBox->w);
return page_w;
}
OFDIUMEX_API int OFDIUM_GetDocumentPageHeight(void *fileHandle, int pageIndex)
{
if (listOpenedOFD.find((OFD *)fileHandle) == listOpenedOFD.end())
{
return -1;
}
auto *ofd = (OFD *)fileHandle;
if (ofd->documents.size() != 1)
{
return -1;
}
Document *doc = ofd->documents[0];
if ((int)doc->pages.size() - 1 < pageIndex || doc->pages[pageIndex].second == nullptr)
{
return -1;
}
Page *page = doc->pages[pageIndex].second;
int page_h = page->area == nullptr ? INTMM2PIXEL72P(doc->commonData->pageArea->physicalBox->h) : INTMM2PIXEL72P(page->area->physicalBox->h);
return page_h;
}
void renderSealToCairoDevice(Document_Page *docpage, Signatures *signatures, cairo_t *cr)
{
for (std::pair<Signatures_Signature *, Signature *> ss : signatures->signatures)
{
for (StampAnnot *sa : ss.second->signedInfo->stampAnnots)
{
if (docpage->id == sa->pageRef)
{
SignedValue *signedValue = ss.second->signedValue.second;
V4_SES_Signature *v4_ses_signature = V4_SES_Signature_new();
const unsigned char *tmp = signedValue->val;
//std::ofstream outfile;
//outfile.open("s.data");
//outfile.write((const char *)signedValue->val, signedValue->len);
//outfile.flush();
//outfile.close();
d2i_V4_SES_Signature(&v4_ses_signature, &tmp, signedValue->len);
//print_errors();
SES_Signature *v1_ses_signature = SES_Signature_new();
if (v4_ses_signature==NULL)
{
d2i_SES_Signature(&v1_ses_signature, &tmp, signedValue->len);
if (v1_ses_signature == NULL)
{
continue;
}
}
unsigned char *imgdata = v4_ses_signature != NULL ? v4_ses_signature->toSign->eseal->esealInfo->picture->data->data : v1_ses_signature->toSign->eseal->esealInfo->picture->data->data;
int imglen = v4_ses_signature != NULL ? v4_ses_signature->toSign->eseal->esealInfo->picture->data->length : v1_ses_signature->toSign->eseal->esealInfo->picture->data->length;
st_png_data pngData = { (unsigned char*)imgdata, 0 };
cairo_move_to(cr, MM2PIXEL(sa->boundary->x), MM2PIXEL(sa->boundary->y));
std::string imgtype;
imgtype.assign((char *)(v4_ses_signature != NULL ? v4_ses_signature->toSign->eseal->esealInfo->picture->type->data : v1_ses_signature->toSign->eseal->esealInfo->picture->type->data), v4_ses_signature != NULL ? v4_ses_signature->toSign->eseal->esealInfo->picture->type->length : v1_ses_signature->toSign->eseal->esealInfo->picture->type->length);
if (_stricmp(imgtype.c_str(), "PNG") == 0)
{
//FILE *f = NULL;
//fopen_s(&f, "save.png", "wb+");
//fwrite(imgdata, 1, imglen, f);
//fflush(f);
//fclose(f);
cairo_save(cr);
cairo_surface_t *imagesurface = cairo_image_surface_create_from_png_stream(cairo_read_func_mine, &pngData);
cairo_t *crimg = cairo_create(imagesurface);
int image_w = cairo_image_surface_get_width(imagesurface);
int image_h = cairo_image_surface_get_height(imagesurface);
int boundary_w = INTMM2PIXEL(sa->boundary->w);
int boundary_h = INTMM2PIXEL(sa->boundary->h);
double factor_w = (double)boundary_w / (double)image_w;
double factor_h = (double)boundary_h / (double)image_h;
cairo_scale(cr, factor_w, factor_h);
imagesurface = cairo_get_target(crimg);
int image_w2 = cairo_image_surface_get_width(imagesurface);
int image_h2 = cairo_image_surface_get_height(imagesurface);
if (sa->clip)
{
double clip_x = MM2PIXEL(sa->boundary->x + sa->clip->x) / factor_w;
double clip_y = MM2PIXEL(sa->boundary->y + sa->clip->y) / factor_h;
double clip_w = MM2PIXEL(sa->clip->w) / factor_w;
double clip_h = MM2PIXEL(sa->clip->h) / factor_h;
cairo_rectangle(cr, clip_x, clip_y, clip_w, clip_h);
cairo_clip(cr);
}
cairo_set_source_surface(cr, imagesurface, MM2PIXEL(sa->boundary->x) / factor_w, MM2PIXEL(sa->boundary->y) / factor_h);
cairo_paint(cr);
cairo_surface_destroy(imagesurface);
cairo_restore(cr);
}
else if (_stricmp(imgtype.c_str(), "OFD") == 0)
{
cairo_save(cr);
cairo_surface_t *imagesurface = (cairo_surface_t *)cairo_image_surface_create_from_ofd_stream(imgdata, imglen, INTMM2PIXEL(ASN1_INTEGER_get(v4_ses_signature->toSign->eseal->esealInfo->picture->width)), INTMM2PIXEL(ASN1_INTEGER_get(v4_ses_signature->toSign->eseal->esealInfo->picture->height)));
if (imagesurface)
{
cairo_t *crimg = cairo_create(imagesurface);
int image_w = cairo_image_surface_get_width(imagesurface);
int image_h = cairo_image_surface_get_height(imagesurface);
int boundary_w = INTMM2PIXEL(sa->boundary->w);
int boundary_h = INTMM2PIXEL(sa->boundary->h);
double factor_w = (double)boundary_w / (double)image_w;
double factor_h = (double)boundary_h / (double)image_h;
cairo_scale(cr, factor_w, factor_h);
imagesurface = cairo_get_target(crimg);
int image_w2 = cairo_image_surface_get_width(imagesurface);
int image_h2 = cairo_image_surface_get_height(imagesurface);
if (sa->clip)
{
double clip_x = MM2PIXEL(sa->boundary->x + sa->clip->x) / factor_w;
double clip_y = MM2PIXEL(sa->boundary->y + sa->clip->y) / factor_h;
double clip_w = MM2PIXEL(sa->clip->w) / factor_w;
double clip_h = MM2PIXEL(sa->clip->h) / factor_h;
cairo_rectangle(cr, clip_x, clip_y, clip_w, clip_h);
cairo_clip(cr);
}
cairo_set_source_surface(cr, imagesurface, MM2PIXEL(sa->boundary->x) / factor_w, MM2PIXEL(sa->boundary->y) / factor_h);
cairo_paint(cr);
cairo_surface_destroy(imagesurface);
}
cairo_restore(cr);
}
SES_Signature_free(v1_ses_signature);
V4_SES_Signature_free(v4_ses_signature);
}
}
}
}
void renderDocumentTemplatePageToCairoDevice(OFD *ofd, Document* doc, cairo_t *cr)
{
if (doc == NULL || doc->commonData == NULL || doc->commonData->templatePages.size() == 0 || ofd == NULL)
{
return;
}
for (size_t ti = 0; ti < doc->commonData->templatePages.size();ti++)
{
for (std::pair<ST_ID, CT_Layer*> layerpair : doc->commonData->templatePages[ti].second->content->layers)
{
for (std::pair<CT_PageBlock::TYPE, CT_PageBlock::Data *> pageblockobject : layerpair.second->ct_pageBlock->d)
{
if (pageblockobject.first == CT_PageBlock::TYPE::TEXTOBJECT)
{
cairo_save(cr);
CT_Font *font = ofd->resAll->at(pageblockobject.second->textObject->ct_text->font).second->font;
std::string family = font->familyName.empty() ? "SimSun" : font->familyName;
cairo_surface_t *crtextsurface = cairo_image_surface_create(cairo_format_t::CAIRO_FORMAT_ARGB32, INTMM2PIXEL(pageblockobject.second->textObject->ct_text->ct_graphicUnit->boundary->w), INTMM2PIXEL(pageblockobject.second->textObject->ct_text->ct_graphicUnit->boundary->h));
cairo_t *cttext = cairo_create(crtextsurface);
cairo_font_options_t *option = cairo_font_options_create();
cairo_font_options_set_antialias(option, cairo_antialias_t::CAIRO_ANTIALIAS_BEST);
cairo_set_font_options(cttext, option);
cairo_select_font_face(cttext,
family.c_str(),
font->italic ? CAIRO_FONT_SLANT_ITALIC : CAIRO_FONT_SLANT_NORMAL,
font->bold || pageblockobject.second->textObject->ct_text->weight >= 700 ? CAIRO_FONT_WEIGHT_BOLD : CAIRO_FONT_WEIGHT_NORMAL);
double ptSize = MM2PIXEL(pageblockobject.second->textObject->ct_text->size);
cairo_set_font_size(cttext, ptSize);
//TRACE("%d,%d,%d,%d\r\n", pageblockobject.second.textObject->ct_text->fillColor->valueR, pageblockobject.second.textObject->ct_text->fillColor->valueG, pageblockobject.second.textObject->ct_text->fillColor->valueB, pageblockobject.second.textObject->ct_text->fillColor->alpha);
cairo_set_source_rgba(cttext, pageblockobject.second->textObject->ct_text->fillColor->valueR, pageblockobject.second->textObject->ct_text->fillColor->valueG, pageblockobject.second->textObject->ct_text->fillColor->valueB, pageblockobject.second->textObject->ct_text->fillColor->alpha);
for (TextCode_And_CT_CGTransform* textcode_and_ct_cgtransform : pageblockobject.second->textObject->ct_text->textcode_and_ct_cgtransforms)
{
if (pageblockobject.second->textObject->ct_text->ct_graphicUnit->cTM != NULL)
{
cairo_matrix_t *ctm = new cairo_matrix_t();
ct_matrix_to_cairo_matrix(pageblockobject.second->textObject->ct_text->ct_graphicUnit->cTM, ctm);
cairo_set_matrix(cttext, ctm);
delete ctm;
}
if (textcode_and_ct_cgtransform->textCode->deltaX.size() > 1 || textcode_and_ct_cgtransform->textCode->deltaY.size() > 1)
{
std::vector<std::string> vec;
fnReadCharactersUTF8(textcode_and_ct_cgtransform->textCode->str.c_str(), vec);
double x0 = MM2PIXEL(textcode_and_ct_cgtransform->textCode->x);
double y0 = MM2PIXEL(textcode_and_ct_cgtransform->textCode->y);
double toMoveX = x0;
double toMoveY = y0;
for (size_t i = 0; i < vec.size(); i++)
{
std::string strCh = vec[i];
double deltaX = i < textcode_and_ct_cgtransform->textCode->deltaX.size() ? (MM2PIXEL(textcode_and_ct_cgtransform->textCode->deltaX[i])) : 0.0f;
double deltaY = i < textcode_and_ct_cgtransform->textCode->deltaY.size() ? (MM2PIXEL(textcode_and_ct_cgtransform->textCode->deltaY[i])) : 0.0f;
toMoveX += deltaX;
toMoveY += deltaY;
{
cairo_move_to(
cttext,
toMoveX,
toMoveY);
cairo_show_text(cttext, strCh.c_str());
}
}
}
else
{
cairo_move_to(cttext, MM2PIXEL(textcode_and_ct_cgtransform->textCode->x), MM2PIXEL(textcode_and_ct_cgtransform->textCode->y));
cairo_show_text(cttext, textcode_and_ct_cgtransform->textCode->str.c_str());
}
}
//char tmp[MAX_PATH] = { 0 };
//itoa(ii, tmp, 10);
//std::string outpath = tmp;
//outpath += ".png";
//cairo_surface_write_to_png(crtextsurface, outpath.c_str());
//ii++;
cairo_set_source_surface(cr, crtextsurface, MM2PIXEL(pageblockobject.second->textObject->ct_text->ct_graphicUnit->boundary->x), MM2PIXEL(pageblockobject.second->textObject->ct_text->ct_graphicUnit->boundary->y));
cairo_paint(cr);
cairo_restore(cr);
}
else if (pageblockobject.first == CT_PageBlock::TYPE::IMAGEOBJECT)
{
cairo_move_to(cr, MM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->x), MM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->y));
if (ofd->resAll->find(pageblockobject.second->imageObject->ct_imageObject->resourceID) != ofd->resAll->end())
{
CT_MultiMedia *multimedia = ofd->resAll->at(pageblockobject.second->imageObject->ct_imageObject->resourceID).second->multiMedia;
if (multimedia->format.compare("PNG") == 0)
{
cairo_save(cr);
cairo_surface_t *imagesurface = cairo_image_surface_create_from_png(multimedia->MediaFile->abs.c_str());
cairo_t *crimg = cairo_create(imagesurface);
int image_w = cairo_image_surface_get_width(imagesurface);
int image_h = cairo_image_surface_get_height(imagesurface);
int boundary_w = INTMM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->w);
int boundary_h = INTMM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->h);
double factor_w = (double)boundary_w / (double)image_w;
double factor_h = (double)boundary_h / (double)image_h;
cairo_scale(cr, factor_w, factor_h);
imagesurface = cairo_get_target(crimg);
int image_w2 = cairo_image_surface_get_width(imagesurface);
int image_h2 = cairo_image_surface_get_height(imagesurface);
cairo_set_source_surface(cr, imagesurface, MM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->x), MM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->y));
cairo_paint(cr);
cairo_surface_destroy(imagesurface);
cairo_restore(cr);
}
else if (multimedia->format.compare("JB2") == 0)
{
cairo_save(cr);
int image_w = 0;
int image_h = 0;
unsigned char*tmp = NULL;
cairo_surface_t *imagesurface = cairo_image_surface_create_from_jbig2(multimedia->MediaFile->abs.c_str(), &image_w, &image_h, &tmp);
cairo_t *crimg = cairo_create(imagesurface);
//int image_w = cairo_image_surface_get_width(imagesurface);
//int image_h = cairo_image_surface_get_height(imagesurface);
int boundary_w = INTMM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->w);
int boundary_h = INTMM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->h);
double factor_w = (double)boundary_w / (double)image_w;
double factor_h = (double)boundary_h / (double)image_h;
cairo_scale(cr, factor_w, factor_h);
imagesurface = cairo_get_target(crimg);
int image_w2 = cairo_image_surface_get_width(imagesurface);
int image_h2 = cairo_image_surface_get_height(imagesurface);
double image_x = MM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->x) / factor_w;
double image_y = MM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->y) / factor_h;
//char tmp[MAX_PATH] = { 0 };
//_itoa_s(ii, tmp, 10);
//std::string outpath = tmp;
//outpath += ".png";
//cairo_surface_write_to_png(imagesurface, outpath.c_str());
//ii++;
cairo_set_source_surface(cr, imagesurface, image_x, image_y);
cairo_paint(cr);
cairo_surface_destroy(imagesurface);
free(tmp);
cairo_restore(cr);
}
else
{
cairo_save(cr);
cairo_surface_t *imagesurface = cairo_image_surface_create_from_jpeg(multimedia->MediaFile->abs.c_str(), &listUsedImage, &g_gdiplusToken);
cairo_t *crimg = cairo_create(imagesurface);
int image_w = cairo_image_surface_get_width(imagesurface);
int image_h = cairo_image_surface_get_height(imagesurface);
int boundary_w = INTMM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->w);
int boundary_h = INTMM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->h);
double factor_w = (double)boundary_w / (double)image_w;
double factor_h = (double)boundary_h / (double)image_h;
cairo_scale(cr, factor_w, factor_h);
imagesurface = cairo_get_target(crimg);
int image_w2 = cairo_image_surface_get_width(imagesurface);
int image_h2 = cairo_image_surface_get_height(imagesurface);
double image_x = MM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->x) / factor_w;
double image_y = MM2PIXEL(pageblockobject.second->imageObject->ct_imageObject->ct_graphicUnit->boundary->y) / factor_h;
cairo_set_source_surface(cr, imagesurface, image_x, image_y);
cairo_paint(cr);
cairo_image_surface_delete_from_jpeg(imagesurface, &listUsedImage, &g_gdiplusToken);
cairo_surface_destroy(imagesurface);
cairo_restore(cr);
}
}
}
else if (pageblockobject.first == CT_PageBlock::TYPE::PATHOBJECT)
{
cairo_move_to(cr, MM2PIXEL(pageblockobject.second->pathObject->ct_path->ct_graphicUnit->boundary->x), MM2PIXEL(pageblockobject.second->pathObject->ct_path->ct_graphicUnit->boundary->y));
cairo_save(cr);
cairo_surface_t *imagesurface = cairo_image_surface_create(cairo_format_t::CAIRO_FORMAT_ARGB32, INTMM2PIXEL(pageblockobject.second->pathObject->ct_path->ct_graphicUnit->boundary->w), INTMM2PIXEL(pageblockobject.second->pathObject->ct_path->ct_graphicUnit->boundary->h));
cairo_t *crimg = cairo_create(imagesurface);
double x0 = 0.0f;
double y0 = 0.0f;
for (AbbreviatedData * abb : pageblockobject.second->pathObject->ct_path->abbreviatedData)
{
if (abb->cMd.compare("S") == 0)
{
double x0 = abb->params[0];
double y0 = abb->params[1];
}
else if (abb->cMd.compare("M") == 0)
{
double x = abb->params[0];
double y = abb->params[1];
cairo_move_to(crimg, MM2PIXEL(x), MM2PIXEL(y));
}
else if (abb->cMd.compare("L") == 0)
{
double x = abb->params[0];
double y = abb->params[1];
cairo_line_to(crimg, MM2PIXEL(x), MM2PIXEL(y));
}
else if (abb->cMd.compare("Q") == 0)
{
double x1 = abb->params[0];
double y1 = abb->params[1];
double x2 = abb->params[2];
double y2 = abb->params[3];
cairo_quadratic_to(crimg, MM2PIXEL(x1), MM2PIXEL(y1), MM2PIXEL(x2), MM2PIXEL(y2));
}
else if (abb->cMd.compare("B") == 0)
{
double x1 = abb->params[0];
double y1 = abb->params[1];
double x2 = abb->params[2];
double y2 = abb->params[3];
double x3 = abb->params[4];
double y3 = abb->params[5];
cairo_curve_to(crimg, MM2PIXEL(x1), MM2PIXEL(y1), MM2PIXEL(x2), MM2PIXEL(y2), MM2PIXEL(x3), MM2PIXEL(y3));
}
else if (abb->cMd.compare("A") == 0)
{
double rx = abb->params[0];
double ry = abb->params[1];
double angle1 = abb->params[2];
double large = abb->params[3];
double sweep = abb->params[4];
double x = abb->params[5];
double y = abb->params[6];
//TODO 只会已知原点和长短轴及起始终止角度的椭圆圆弧
double x2, y2;
cairo_get_current_point(crimg, &x2, &y2);
cairo_quadratic_to(crimg, x2, y2, MM2PIXEL(x), MM2PIXEL(y));
}
else if (abb->cMd.compare("C") == 0)
{
cairo_close_path(crimg);
}
else
{
continue;
}
}
if (pageblockobject.second->pathObject->ct_path->stroke)
{
cairo_set_source_rgba(crimg, pageblockobject.second->pathObject->ct_path->strokeColor->valueR, pageblockobject.second->pathObject->ct_path->strokeColor->valueG, pageblockobject.second->pathObject->ct_path->strokeColor->valueB, pageblockobject.second->pathObject->ct_path->strokeColor->alpha);
cairo_stroke(crimg);
}
if (pageblockobject.second->pathObject->ct_path->fill)
{
cairo_set_source_rgba(crimg, pageblockobject.second->pathObject->ct_path->fillColor->valueR, pageblockobject.second->pathObject->ct_path->fillColor->valueG, pageblockobject.second->pathObject->ct_path->fillColor->valueB, pageblockobject.second->pathObject->ct_path->fillColor->alpha);
cairo_stroke(crimg);
}
cairo_set_source_surface(cr, imagesurface, MM2PIXEL(pageblockobject.second->pathObject->ct_path->ct_graphicUnit->boundary->x), MM2PIXEL(pageblockobject.second->pathObject->ct_path->ct_graphicUnit->boundary->y));
cairo_paint(cr);
cairo_surface_destroy(imagesurface);
cairo_restore(cr);
}
}
}
}
//char tmp[MAX_PATH] = { 0 };
//itoa(ii, tmp, 10);
//std::string outpath = tmp;
//outpath += ".png";
//cairo_surface_write_to_png(cairo_get_target(cr), outpath.c_str());
//ii++;
}
OFDIUMEX_API void OFDIUM_GetDocumentPagePNG(void *fileHandle, int pageIndex, int width, int height, unsigned char *pngData, int *pngDataLen)
{
if (pngData==nullptr)
{
*pngDataLen = width * height * 4;
return;
}
if (listOpenedOFD.find((OFD *)fileHandle) == listOpenedOFD.end())
{
return;
}
auto *ofd = (OFD *)fileHandle;
if (ofd->documents.size() != 1)
{
return;
}
Document *doc = ofd->documents[0];
if ((int)doc->pages.size() - 1 < pageIndex || doc->pages[pageIndex].second == nullptr)
{
return;
}
Page *page = doc->pages[pageIndex].second;
Document_Page *docpage = doc->pages[pageIndex].first;
cairo_surface_t *surface, *surfaceTarget;
cairo_t *cr, *crtarget;
int page_w = page->area == nullptr ? INTMM2PIXEL(doc->commonData->pageArea->physicalBox->w) : INTMM2PIXEL(page->area->physicalBox->w);
int page_h = page->area == nullptr ? INTMM2PIXEL(doc->commonData->pageArea->physicalBox->h) : INTMM2PIXEL(page->area->physicalBox->h);
int page_x = page->area == nullptr ? INTMM2PIXEL(doc->commonData->pageArea->physicalBox->x) : INTMM2PIXEL(page->area->physicalBox->x);
int page_y = page->area == nullptr ? INTMM2PIXEL(doc->commonData->pageArea->physicalBox->y) : INTMM2PIXEL(page->area->physicalBox->y);
surfaceTarget = cairo_image_surface_create(cairo_format_t::CAIRO_FORMAT_ARGB32, width, height);
crtarget = cairo_create(surfaceTarget);
surface = cairo_image_surface_create(cairo_format_t::CAIRO_FORMAT_ARGB32, page_w, page_h);
cr = cairo_create(surface);
//cairo_set_source_rgba(cr, 255, 255, 255, 255);
//cairo_rectangle(cr, page_x, page_y, page_w, page_h);
//cairo_fill(cr);
renderDocumentTemplatePageToCairoDevice(ofd, doc, cr);
//char tmp[MAX_PATH] = { 0 };
//itoa(ii, tmp, 10);
//std::string outpath = tmp;
//outpath += ".png";
//cairo_surface_write_to_png(cairo_get_target(cr), outpath.c_str());
//ii++;
for (std::pair<ST_ID, CT_Layer*> layerpair : page->content->layers)
{
for (std::pair<CT_PageBlock::TYPE, CT_PageBlock::Data*> pageblockobject : layerpair.second->ct_pageBlock->d)
{
if (pageblockobject.first == CT_PageBlock::TYPE::TEXTOBJECT)
{
cairo_save(cr);
CT_Font *font = ofd->resAll->at(pageblockobject.second->textObject->ct_text->font).second->font;
std::string family = font->familyName.empty() ? (font->fontName.empty() ? "SimSun" : font->fontName) : font->familyName;
cairo_surface_t *crtextsurface = cairo_image_surface_create(cairo_format_t::CAIRO_FORMAT_ARGB32, INTMM2PIXEL(pageblockobject.second->textObject->ct_text->ct_graphicUnit->boundary->w), INTMM2PIXEL(pageblockobject.second->textObject->ct_text->ct_graphicUnit->boundary->h));
cairo_t *cttext = cairo_create(crtextsurface);
cairo_font_options_t *option = cairo_font_options_create();
cairo_font_options_set_antialias(option, cairo_antialias_t::CAIRO_ANTIALIAS_BEST);
cairo_set_font_options(cttext, option);
cairo_select_font_face(cttext,
family.c_str(),
font->italic ? CAIRO_FONT_SLANT_ITALIC : CAIRO_FONT_SLANT_NORMAL,
font->bold || pageblockobject.second->textObject->ct_text->weight >= 700 ? CAIRO_FONT_WEIGHT_BOLD : CAIRO_FONT_WEIGHT_NORMAL);
double ptSize = MM2PIXEL(pageblockobject.second->textObject->ct_text->size);
cairo_set_font_size(cttext, ptSize);
//TRACE("%d,%d,%d,%d\r\n", pageblockobject.second.textObject->ct_text->fillColor->valueR, pageblockobject.second.textObject->ct_text->fillColor->valueG, pageblockobject.second.textObject->ct_text->fillColor->valueB, pageblockobject.second.textObject->ct_text->fillColor->alpha);
cairo_set_source_rgba(cttext, pageblockobject.second->textObject->ct_text->fillColor->valueR, pageblockobject.second->textObject->ct_text->fillColor->valueG, pageblockobject.second->textObject->ct_text->fillColor->valueB, pageblockobject.second->textObject->ct_text->fillColor->alpha);
for (TextCode_And_CT_CGTransform* textcode_and_ct_cgtransform : pageblockobject.second->textObject->ct_text->textcode_and_ct_cgtransforms)
{
if (pageblockobject.second->textObject->ct_text->ct_graphicUnit->cTM != NULL)
{
cairo_matrix_t *ctm = new cairo_matrix_t();
ct_matrix_to_cairo_matrix(pageblockobject.second->textObject->ct_text->ct_graphicUnit->cTM, ctm);
cairo_set_matrix(cttext, ctm);
delete ctm;
}
if (textcode_and_ct_cgtransform->textCode->deltaX.size() > 1 || textcode_and_ct_cgtransform->textCode->deltaY.size() > 1)
{
std::vector<std::string> vec;
fnReadCharactersUTF8(textcode_and_ct_cgtransform->textCode->str.c_str(), vec);
double x0 = MM2PIXEL(textcode_and_ct_cgtransform->textCode->x);
double y0 = MM2PIXEL(textcode_and_ct_cgtransform->textCode->y);
double toMoveX = x0;
double toMoveY = y0;
for (size_t i = 0; i < vec.size(); i++)
{
std::string strCh = vec[i];
double deltaX = i < textcode_and_ct_cgtransform->textCode->deltaX.size() ? (MM2PIXEL(textcode_and_ct_cgtransform->textCode->deltaX[i])) : 0;
double deltaY = i < textcode_and_ct_cgtransform->textCode->deltaY.size() ? (MM2PIXEL(textcode_and_ct_cgtransform->textCode->deltaY[i])) : 0;
toMoveX += deltaX;
toMoveY += deltaY;
{
cairo_move_to(
cttext,
toMoveX,
toMoveY);
cairo_show_text(cttext, strCh.c_str());
}
}
}
else
{
cairo_move_to(cttext, MM2PIXEL(textcode_and_ct_cgtransform->textCode->x), MM2PIXEL(textcode_and_ct_cgtransform->textCode->y));