| // Copyright 2016 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <memory> |
| #include <string> |
| #include <utility> |
| #include <vector> |
| |
| #include "core/fpdfapi/font/cpdf_font.h" |
| #include "core/fpdfapi/page/cpdf_formobject.h" |
| #include "core/fpdfapi/page/cpdf_page.h" |
| #include "core/fpdfapi/page/cpdf_pageobject.h" |
| #include "core/fpdfapi/parser/cpdf_array.h" |
| #include "core/fpdfapi/parser/cpdf_dictionary.h" |
| #include "core/fpdfapi/parser/cpdf_number.h" |
| #include "core/fpdfapi/parser/cpdf_stream.h" |
| #include "core/fpdfapi/parser/cpdf_stream_acc.h" |
| #include "core/fxcrt/fx_system.h" |
| #include "fpdfsdk/cpdfsdk_helpers.h" |
| #include "public/cpp/fpdf_scopers.h" |
| #include "public/fpdf_annot.h" |
| #include "public/fpdf_edit.h" |
| #include "public/fpdfview.h" |
| #include "testing/embedder_test.h" |
| #include "testing/gmock/include/gmock/gmock-matchers.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "testing/test_support.h" |
| |
| class FPDFEditEmbeddertest : public EmbedderTest { |
| protected: |
| FPDF_DOCUMENT CreateNewDocument() { |
| document_ = FPDF_CreateNewDocument(); |
| cpdf_doc_ = CPDFDocumentFromFPDFDocument(document_); |
| return document_; |
| } |
| |
| void CheckFontDescriptor(const CPDF_Dictionary* font_dict, |
| int font_type, |
| bool bold, |
| bool italic, |
| uint32_t size, |
| const uint8_t* data) { |
| const CPDF_Dictionary* font_desc = font_dict->GetDictFor("FontDescriptor"); |
| ASSERT_TRUE(font_desc); |
| EXPECT_EQ("FontDescriptor", font_desc->GetStringFor("Type")); |
| EXPECT_EQ(font_dict->GetStringFor("BaseFont"), |
| font_desc->GetStringFor("FontName")); |
| |
| // Check that the font descriptor has the required keys according to spec |
| // 1.7 Table 5.19 |
| ASSERT_TRUE(font_desc->KeyExist("Flags")); |
| |
| int font_flags = font_desc->GetIntegerFor("Flags"); |
| EXPECT_EQ(bold, FontStyleIsBold(font_flags)); |
| EXPECT_EQ(italic, FontStyleIsItalic(font_flags)); |
| EXPECT_TRUE(FontStyleIsNonSymbolic(font_flags)); |
| ASSERT_TRUE(font_desc->KeyExist("FontBBox")); |
| |
| const CPDF_Array* fontBBox = font_desc->GetArrayFor("FontBBox"); |
| ASSERT_TRUE(fontBBox); |
| EXPECT_EQ(4u, fontBBox->GetCount()); |
| // Check that the coordinates are in the preferred order according to spec |
| // 1.7 Section 3.8.4 |
| EXPECT_TRUE(fontBBox->GetIntegerAt(0) < fontBBox->GetIntegerAt(2)); |
| EXPECT_TRUE(fontBBox->GetIntegerAt(1) < fontBBox->GetIntegerAt(3)); |
| |
| EXPECT_TRUE(font_desc->KeyExist("ItalicAngle")); |
| EXPECT_TRUE(font_desc->KeyExist("Ascent")); |
| EXPECT_TRUE(font_desc->KeyExist("Descent")); |
| EXPECT_TRUE(font_desc->KeyExist("CapHeight")); |
| EXPECT_TRUE(font_desc->KeyExist("StemV")); |
| ByteString present("FontFile"); |
| ByteString absent("FontFile2"); |
| if (font_type == FPDF_FONT_TRUETYPE) |
| std::swap(present, absent); |
| EXPECT_TRUE(font_desc->KeyExist(present)); |
| EXPECT_FALSE(font_desc->KeyExist(absent)); |
| |
| auto streamAcc = |
| pdfium::MakeRetain<CPDF_StreamAcc>(font_desc->GetStreamFor(present)); |
| streamAcc->LoadAllDataRaw(); |
| |
| // Check that the font stream is the one that was provided |
| ASSERT_EQ(size, streamAcc->GetSize()); |
| if (font_type == FPDF_FONT_TRUETYPE) { |
| ASSERT_EQ(static_cast<int>(size), |
| streamAcc->GetDict()->GetIntegerFor("Length1")); |
| } |
| |
| const uint8_t* stream_data = streamAcc->GetData(); |
| for (size_t j = 0; j < size; j++) |
| EXPECT_EQ(data[j], stream_data[j]) << " at byte " << j; |
| } |
| |
| void CheckCompositeFontWidths(const CPDF_Array* widths_array, |
| CPDF_Font* typed_font) { |
| // Check that W array is in a format that conforms to PDF spec 1.7 section |
| // "Glyph Metrics in CIDFonts" (these checks are not |
| // implementation-specific). |
| EXPECT_GT(widths_array->GetCount(), 1u); |
| int num_cids_checked = 0; |
| int cur_cid = 0; |
| for (size_t idx = 0; idx < widths_array->GetCount(); idx++) { |
| int cid = widths_array->GetNumberAt(idx); |
| EXPECT_GE(cid, cur_cid); |
| ASSERT_FALSE(++idx == widths_array->GetCount()); |
| const CPDF_Object* next = widths_array->GetObjectAt(idx); |
| if (next->IsArray()) { |
| // We are in the c [w1 w2 ...] case |
| const CPDF_Array* arr = next->AsArray(); |
| int cnt = static_cast<int>(arr->GetCount()); |
| size_t inner_idx = 0; |
| for (cur_cid = cid; cur_cid < cid + cnt; cur_cid++) { |
| uint32_t width = arr->GetNumberAt(inner_idx++); |
| EXPECT_EQ(width, typed_font->GetCharWidthF(cur_cid)) |
| << " at cid " << cur_cid; |
| } |
| num_cids_checked += cnt; |
| continue; |
| } |
| // Otherwise, are in the c_first c_last w case. |
| ASSERT_TRUE(next->IsNumber()); |
| int last_cid = next->AsNumber()->GetInteger(); |
| ASSERT_FALSE(++idx == widths_array->GetCount()); |
| uint32_t width = widths_array->GetNumberAt(idx); |
| for (cur_cid = cid; cur_cid <= last_cid; cur_cid++) { |
| EXPECT_EQ(width, typed_font->GetCharWidthF(cur_cid)) |
| << " at cid " << cur_cid; |
| } |
| num_cids_checked += last_cid - cid + 1; |
| } |
| // Make sure we have a good amount of cids described |
| EXPECT_GT(num_cids_checked, 900); |
| } |
| CPDF_Document* cpdf_doc() { return cpdf_doc_; } |
| |
| private: |
| CPDF_Document* cpdf_doc_; |
| }; |
| |
| namespace { |
| |
| const char kExpectedPDF[] = |
| "%PDF-1.7\r\n" |
| "%\xA1\xB3\xC5\xD7\r\n" |
| "1 0 obj\r\n" |
| "<</Pages 2 0 R /Type/Catalog>>\r\n" |
| "endobj\r\n" |
| "2 0 obj\r\n" |
| "<</Count 1/Kids\\[ 4 0 R \\]/Type/Pages>>\r\n" |
| "endobj\r\n" |
| "3 0 obj\r\n" |
| "<</CreationDate\\(D:.*\\)/Creator\\(PDFium\\)>>\r\n" |
| "endobj\r\n" |
| "4 0 obj\r\n" |
| "<</MediaBox\\[ 0 0 640 480\\]/Parent 2 0 R " |
| "/Resources<</ExtGState<</FXE1 5 0 R >>>>" |
| "/Rotate 0/Type/Page" |
| ">>\r\n" |
| "endobj\r\n" |
| "5 0 obj\r\n" |
| "<</BM/Normal/CA 1/ca 1>>\r\n" |
| "endobj\r\n" |
| "xref\r\n" |
| "0 6\r\n" |
| "0000000000 65535 f\r\n" |
| "0000000017 00000 n\r\n" |
| "0000000066 00000 n\r\n" |
| "0000000122 00000 n\r\n" |
| "0000000192 00000 n\r\n" |
| "0000000311 00000 n\r\n" |
| "trailer\r\n" |
| "<<\r\n" |
| "/Root 1 0 R\r\n" |
| "/Info 3 0 R\r\n" |
| "/Size 6/ID\\[<.*><.*>\\]>>\r\n" |
| "startxref\r\n" |
| "354\r\n" |
| "%%EOF\r\n"; |
| |
| } // namespace |
| |
| TEST_F(FPDFEditEmbeddertest, EmptyCreation) { |
| EXPECT_TRUE(CreateEmptyDocument()); |
| FPDF_PAGE page = FPDFPage_New(document(), 0, 640.0, 480.0); |
| EXPECT_NE(nullptr, page); |
| // The FPDFPage_GenerateContent call should do nothing. |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| |
| EXPECT_THAT(GetString(), testing::MatchesRegex(std::string( |
| kExpectedPDF, sizeof(kExpectedPDF)))); |
| FPDF_ClosePage(page); |
| } |
| |
| // Regression test for https://crbug.com/667012 |
| TEST_F(FPDFEditEmbeddertest, RasterizePDF) { |
| const char kAllBlackMd5sum[] = "5708fc5c4a8bd0abde99c8e8f0390615"; |
| |
| // Get the bitmap for the original document/ |
| ScopedFPDFBitmap orig_bitmap; |
| { |
| EXPECT_TRUE(OpenDocument("black.pdf")); |
| FPDF_PAGE orig_page = LoadPage(0); |
| ASSERT_TRUE(orig_page); |
| orig_bitmap = RenderLoadedPage(orig_page); |
| CompareBitmap(orig_bitmap.get(), 612, 792, kAllBlackMd5sum); |
| UnloadPage(orig_page); |
| } |
| |
| // Create a new document from |orig_bitmap| and save it. |
| { |
| FPDF_DOCUMENT temp_doc = FPDF_CreateNewDocument(); |
| FPDF_PAGE temp_page = FPDFPage_New(temp_doc, 0, 612, 792); |
| |
| // Add the bitmap to an image object and add the image object to the output |
| // page. |
| FPDF_PAGEOBJECT temp_img = FPDFPageObj_NewImageObj(temp_doc); |
| EXPECT_TRUE( |
| FPDFImageObj_SetBitmap(&temp_page, 1, temp_img, orig_bitmap.get())); |
| EXPECT_TRUE(FPDFImageObj_SetMatrix(temp_img, 612, 0, 0, 792, 0, 0)); |
| FPDFPage_InsertObject(temp_page, temp_img); |
| EXPECT_TRUE(FPDFPage_GenerateContent(temp_page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(temp_doc, this, 0)); |
| FPDF_ClosePage(temp_page); |
| FPDF_CloseDocument(temp_doc); |
| } |
| |
| // Get the generated content. Make sure it is at least as big as the original |
| // PDF. |
| EXPECT_GT(GetString().size(), 923u); |
| VerifySavedDocument(612, 792, kAllBlackMd5sum); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, AddPaths) { |
| // Start with a blank page |
| FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); |
| ASSERT_TRUE(page); |
| |
| // We will first add a red rectangle |
| FPDF_PAGEOBJECT red_rect = FPDFPageObj_CreateNewRect(10, 10, 20, 20); |
| ASSERT_TRUE(red_rect); |
| // Expect false when trying to set colors out of range |
| EXPECT_FALSE(FPDFPath_SetStrokeColor(red_rect, 100, 100, 100, 300)); |
| EXPECT_FALSE(FPDFPath_SetFillColor(red_rect, 200, 256, 200, 0)); |
| |
| // Fill rectangle with red and insert to the page |
| EXPECT_TRUE(FPDFPath_SetFillColor(red_rect, 255, 0, 0, 255)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(red_rect, FPDF_FILLMODE_ALTERNATE, 0)); |
| |
| int fillmode = FPDF_FILLMODE_NONE; |
| FPDF_BOOL stroke = true; |
| EXPECT_TRUE(FPDFPath_GetDrawMode(red_rect, &fillmode, &stroke)); |
| EXPECT_EQ(FPDF_FILLMODE_ALTERNATE, fillmode); |
| EXPECT_FALSE(stroke); |
| |
| double matrix_a = 1; |
| double matrix_b = 2; |
| double matrix_c = 3; |
| double matrix_d = 4; |
| double matrix_e = 5; |
| double matrix_f = 6; |
| EXPECT_FALSE(FPDFPath_SetMatrix(nullptr, matrix_a, matrix_b, matrix_c, |
| matrix_d, matrix_e, matrix_f)); |
| EXPECT_TRUE(FPDFPath_SetMatrix(red_rect, matrix_a, matrix_b, matrix_c, |
| matrix_d, matrix_e, matrix_f)); |
| // Set to 0 before FPDFPath_GetMatrix() to ensure they are actually set by |
| // the function. |
| matrix_a = 0; |
| matrix_b = 0; |
| matrix_c = 0; |
| matrix_d = 0; |
| matrix_e = 0; |
| matrix_f = 0; |
| EXPECT_FALSE(FPDFPath_GetMatrix(nullptr, &matrix_a, &matrix_b, &matrix_c, |
| &matrix_d, &matrix_e, &matrix_f)); |
| EXPECT_TRUE(FPDFPath_GetMatrix(red_rect, &matrix_a, &matrix_b, &matrix_c, |
| &matrix_d, &matrix_e, &matrix_f)); |
| EXPECT_EQ(1, static_cast<int>(matrix_a)); |
| EXPECT_EQ(2, static_cast<int>(matrix_b)); |
| EXPECT_EQ(3, static_cast<int>(matrix_c)); |
| EXPECT_EQ(4, static_cast<int>(matrix_d)); |
| EXPECT_EQ(5, static_cast<int>(matrix_e)); |
| EXPECT_EQ(6, static_cast<int>(matrix_f)); |
| // Set back the default |
| matrix_a = 1; |
| matrix_b = 0; |
| matrix_c = 0; |
| matrix_d = 1; |
| matrix_e = 0; |
| matrix_f = 0; |
| EXPECT_TRUE(FPDFPath_SetMatrix(red_rect, matrix_a, matrix_b, matrix_c, |
| matrix_d, matrix_e, matrix_f)); |
| |
| FPDFPage_InsertObject(page, red_rect); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, |
| "66d02eaa6181e2c069ce2ea99beda497"); |
| } |
| |
| // Now add to that a green rectangle with some medium alpha |
| FPDF_PAGEOBJECT green_rect = FPDFPageObj_CreateNewRect(100, 100, 40, 40); |
| EXPECT_TRUE(FPDFPath_SetFillColor(green_rect, 0, 255, 0, 128)); |
| |
| // Make sure the type of the rectangle is a path. |
| EXPECT_EQ(FPDF_PAGEOBJ_PATH, FPDFPageObj_GetType(green_rect)); |
| |
| // Make sure we get back the same color we set previously. |
| unsigned int R; |
| unsigned int G; |
| unsigned int B; |
| unsigned int A; |
| EXPECT_TRUE(FPDFPath_GetFillColor(green_rect, &R, &G, &B, &A)); |
| EXPECT_EQ(0u, R); |
| EXPECT_EQ(255u, G); |
| EXPECT_EQ(0u, B); |
| EXPECT_EQ(128u, A); |
| |
| // Make sure the path has 5 points (1 FXPT_TYPE::MoveTo and 4 |
| // FXPT_TYPE::LineTo). |
| ASSERT_EQ(5, FPDFPath_CountSegments(green_rect)); |
| // Verify actual coordinates. |
| FPDF_PATHSEGMENT segment = FPDFPath_GetPathSegment(green_rect, 0); |
| float x; |
| float y; |
| EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); |
| EXPECT_EQ(100, x); |
| EXPECT_EQ(100, y); |
| EXPECT_EQ(FPDF_SEGMENT_MOVETO, FPDFPathSegment_GetType(segment)); |
| EXPECT_FALSE(FPDFPathSegment_GetClose(segment)); |
| segment = FPDFPath_GetPathSegment(green_rect, 1); |
| EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); |
| EXPECT_EQ(100, x); |
| EXPECT_EQ(140, y); |
| EXPECT_EQ(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(segment)); |
| EXPECT_FALSE(FPDFPathSegment_GetClose(segment)); |
| segment = FPDFPath_GetPathSegment(green_rect, 2); |
| EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); |
| EXPECT_EQ(140, x); |
| EXPECT_EQ(140, y); |
| EXPECT_EQ(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(segment)); |
| EXPECT_FALSE(FPDFPathSegment_GetClose(segment)); |
| segment = FPDFPath_GetPathSegment(green_rect, 3); |
| EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); |
| EXPECT_EQ(140, x); |
| EXPECT_EQ(100, y); |
| EXPECT_EQ(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(segment)); |
| EXPECT_FALSE(FPDFPathSegment_GetClose(segment)); |
| segment = FPDFPath_GetPathSegment(green_rect, 4); |
| EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); |
| EXPECT_EQ(100, x); |
| EXPECT_EQ(100, y); |
| EXPECT_EQ(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(segment)); |
| EXPECT_TRUE(FPDFPathSegment_GetClose(segment)); |
| |
| EXPECT_TRUE(FPDFPath_SetDrawMode(green_rect, FPDF_FILLMODE_WINDING, 0)); |
| FPDFPage_InsertObject(page, green_rect); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, |
| "7b0b87604594e773add528fae567a558"); |
| } |
| |
| // Add a black triangle. |
| FPDF_PAGEOBJECT black_path = FPDFPageObj_CreateNewPath(400, 100); |
| EXPECT_TRUE(FPDFPath_SetFillColor(black_path, 0, 0, 0, 200)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(black_path, FPDF_FILLMODE_ALTERNATE, 0)); |
| EXPECT_TRUE(FPDFPath_LineTo(black_path, 400, 200)); |
| EXPECT_TRUE(FPDFPath_LineTo(black_path, 300, 100)); |
| EXPECT_TRUE(FPDFPath_Close(black_path)); |
| |
| // Make sure the path has 3 points (1 FXPT_TYPE::MoveTo and 2 |
| // FXPT_TYPE::LineTo). |
| ASSERT_EQ(3, FPDFPath_CountSegments(black_path)); |
| // Verify actual coordinates. |
| segment = FPDFPath_GetPathSegment(black_path, 0); |
| EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); |
| EXPECT_EQ(400, x); |
| EXPECT_EQ(100, y); |
| EXPECT_EQ(FPDF_SEGMENT_MOVETO, FPDFPathSegment_GetType(segment)); |
| EXPECT_FALSE(FPDFPathSegment_GetClose(segment)); |
| segment = FPDFPath_GetPathSegment(black_path, 1); |
| EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); |
| EXPECT_EQ(400, x); |
| EXPECT_EQ(200, y); |
| EXPECT_EQ(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(segment)); |
| EXPECT_FALSE(FPDFPathSegment_GetClose(segment)); |
| segment = FPDFPath_GetPathSegment(black_path, 2); |
| EXPECT_TRUE(FPDFPathSegment_GetPoint(segment, &x, &y)); |
| EXPECT_EQ(300, x); |
| EXPECT_EQ(100, y); |
| EXPECT_EQ(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(segment)); |
| EXPECT_TRUE(FPDFPathSegment_GetClose(segment)); |
| // Make sure out of bounds index access fails properly. |
| EXPECT_EQ(nullptr, FPDFPath_GetPathSegment(black_path, 3)); |
| |
| FPDFPage_InsertObject(page, black_path); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, |
| "eadc8020a14dfcf091da2688733d8806"); |
| } |
| |
| // Now add a more complex blue path. |
| FPDF_PAGEOBJECT blue_path = FPDFPageObj_CreateNewPath(200, 200); |
| EXPECT_TRUE(FPDFPath_SetFillColor(blue_path, 0, 0, 255, 255)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(blue_path, FPDF_FILLMODE_WINDING, 0)); |
| EXPECT_TRUE(FPDFPath_LineTo(blue_path, 230, 230)); |
| EXPECT_TRUE(FPDFPath_BezierTo(blue_path, 250, 250, 280, 280, 300, 300)); |
| EXPECT_TRUE(FPDFPath_LineTo(blue_path, 325, 325)); |
| EXPECT_TRUE(FPDFPath_LineTo(blue_path, 350, 325)); |
| EXPECT_TRUE(FPDFPath_BezierTo(blue_path, 375, 330, 390, 360, 400, 400)); |
| EXPECT_TRUE(FPDFPath_Close(blue_path)); |
| FPDFPage_InsertObject(page, blue_path); |
| const char kLastMD5[] = "9823e1a21bd9b72b6a442ba4f12af946"; |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, kLastMD5); |
| } |
| |
| // Now save the result, closing the page and document |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| FPDF_ClosePage(page); |
| |
| // Render the saved result |
| VerifySavedDocument(612, 792, kLastMD5); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, SetText) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("hello_world.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Get the "Hello, world!" text object and change it. |
| ASSERT_EQ(2, FPDFPage_CountObjects(page)); |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, 0); |
| ASSERT_TRUE(page_object); |
| std::unique_ptr<unsigned short, pdfium::FreeDeleter> text1 = |
| GetFPDFWideString(L"Changed for SetText test"); |
| EXPECT_TRUE(FPDFText_SetText(page_object, text1.get())); |
| |
| // Verify the "Hello, world!" text is gone and "Changed for SetText test" is |
| // now displayed. |
| ASSERT_EQ(2, FPDFPage_CountObjects(page)); |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char kChangedMD5[] = "94c1e7a5af7dd9d77dc2223b1091acb7"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char kChangedMD5[] = "3137fdb27962671f5c3963a5e965eff5"; |
| #else |
| const char kChangedMD5[] = "a0c4ea6620772991f66bf7130379b08a"; |
| #endif |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kChangedMD5); |
| } |
| |
| // Now save the result. |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| |
| UnloadPage(page); |
| |
| // Re-open the file and check the changes were kept in the saved .pdf. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| EXPECT_EQ(2, FPDFPage_CountObjects(saved_page)); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(saved_page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kChangedMD5); |
| } |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, RemovePageObject) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("hello_world.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Show what the original file looks like. |
| { |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char kOriginalMD5[] = "b90475ca64d1348c3bf5e2b77ad9187a"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char kOriginalMD5[] = "795b7ce1626931aa06af0fa23b7d80bb"; |
| #else |
| const char kOriginalMD5[] = "2baa4c0e1758deba1b9c908e1fbd04ed"; |
| #endif |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kOriginalMD5); |
| } |
| |
| // Get the "Hello, world!" text object and remove it. |
| ASSERT_EQ(2, FPDFPage_CountObjects(page)); |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, 0); |
| ASSERT_TRUE(page_object); |
| EXPECT_TRUE(FPDFPage_RemoveObject(page, page_object)); |
| |
| // Verify the "Hello, world!" text is gone. |
| { |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char kRemovedMD5[] = "af760c4702467cb1492a57fb8215efaa"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char kRemovedMD5[] = "aae6c5334721f90ec30d3d59f4ef7deb"; |
| #else |
| const char kRemovedMD5[] = "b76df015fe88009c3c342395df96abf1"; |
| #endif |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kRemovedMD5); |
| } |
| ASSERT_EQ(1, FPDFPage_CountObjects(page)); |
| |
| UnloadPage(page); |
| FPDFPageObj_Destroy(page_object); |
| } |
| |
| void CheckMarkCounts(FPDF_PAGE page, |
| int start_from, |
| int expected_object_count, |
| size_t expected_prime_count, |
| size_t expected_square_count, |
| size_t expected_greater_than_ten_count, |
| size_t expected_bounds_count) { |
| int object_count = FPDFPage_CountObjects(page); |
| ASSERT_EQ(expected_object_count, object_count); |
| |
| size_t prime_count = 0; |
| size_t square_count = 0; |
| size_t greater_than_ten_count = 0; |
| size_t bounds_count = 0; |
| for (int i = 0; i < object_count; ++i) { |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, i); |
| |
| int mark_count = FPDFPageObj_CountMarks(page_object); |
| for (int j = 0; j < mark_count; ++j) { |
| FPDF_PAGEOBJECTMARK mark = FPDFPageObj_GetMark(page_object, j); |
| |
| char buffer[256]; |
| ASSERT_GT(FPDFPageObjMark_GetName(mark, buffer, sizeof(buffer)), 0u); |
| std::wstring name = |
| GetPlatformWString(reinterpret_cast<unsigned short*>(buffer)); |
| if (name == L"Prime") { |
| prime_count++; |
| } else if (name == L"Square") { |
| square_count++; |
| int expected_square = start_from + i; |
| EXPECT_EQ(1, FPDFPageObjMark_CountParams(mark)); |
| |
| unsigned long get_param_key_return = |
| FPDFPageObjMark_GetParamKey(mark, 0, buffer, sizeof(buffer)); |
| ASSERT_GT(get_param_key_return, 0u); |
| EXPECT_EQ((6u + 1u) * 2u, get_param_key_return); |
| std::wstring key = |
| GetPlatformWString(reinterpret_cast<unsigned short*>(buffer)); |
| EXPECT_EQ(L"Factor", key); |
| |
| EXPECT_EQ(FPDF_OBJECT_NUMBER, |
| FPDFPageObjMark_GetParamValueType(mark, "Factor")); |
| int square_root; |
| EXPECT_TRUE( |
| FPDFPageObjMark_GetParamIntValue(mark, "Factor", &square_root)); |
| EXPECT_EQ(expected_square, square_root * square_root); |
| } else if (name == L"GreaterThanTen") { |
| greater_than_ten_count++; |
| } else if (name == L"Bounds") { |
| bounds_count++; |
| EXPECT_EQ(1, FPDFPageObjMark_CountParams(mark)); |
| |
| unsigned long get_param_key_return = |
| FPDFPageObjMark_GetParamKey(mark, 0, buffer, sizeof(buffer)); |
| ASSERT_GT(get_param_key_return, 0u); |
| EXPECT_EQ((8u + 1u) * 2u, get_param_key_return); |
| std::wstring key = |
| GetPlatformWString(reinterpret_cast<unsigned short*>(buffer)); |
| EXPECT_EQ(L"Position", key); |
| |
| EXPECT_EQ(FPDF_OBJECT_STRING, |
| FPDFPageObjMark_GetParamValueType(mark, "Position")); |
| unsigned long length; |
| EXPECT_TRUE(FPDFPageObjMark_GetParamStringValue( |
| mark, "Position", buffer, sizeof(buffer), &length)); |
| ASSERT_GT(length, 0u); |
| std::wstring value = |
| GetPlatformWString(reinterpret_cast<unsigned short*>(buffer)); |
| |
| // "Position" can be "First", "Last", or "End". |
| if (i == 0) { |
| EXPECT_EQ((5u + 1u) * 2u, length); |
| EXPECT_EQ(L"First", value); |
| } else if (i == object_count - 1) { |
| if (length == (4u + 1u) * 2u) { |
| EXPECT_EQ(L"Last", value); |
| } else if (length == (3u + 1u) * 2u) { |
| EXPECT_EQ(L"End", value); |
| } else { |
| FAIL(); |
| } |
| } else { |
| FAIL(); |
| } |
| } else { |
| FAIL(); |
| } |
| } |
| } |
| |
| // Expect certain number of tagged objects. The test file contains strings |
| // from 1 to 19. |
| EXPECT_EQ(expected_prime_count, prime_count); |
| EXPECT_EQ(expected_square_count, square_count); |
| EXPECT_EQ(expected_greater_than_ten_count, greater_than_ten_count); |
| EXPECT_EQ(expected_bounds_count, bounds_count); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, ReadMarkedObjectsIndirectDict) { |
| // Load document with some text marked with an indirect property. |
| EXPECT_TRUE(OpenDocument("text_in_page_marked_indirect.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| CheckMarkCounts(page, 1, 19, 8, 4, 9, 1); |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, RemoveMarkedObjectsPrime) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("text_in_page_marked.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Show what the original file looks like. |
| { |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char kOriginalMD5[] = "5a5eb63cb21cc15084fea1f14284b8df"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char kOriginalMD5[] = "587c507a40f613f9c530b2ce2d58d655"; |
| #else |
| const char kOriginalMD5[] = "2edc6e70d54889aa0c0b7bdf3e168f86"; |
| #endif |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kOriginalMD5); |
| } |
| |
| constexpr int expected_object_count = 19; |
| CheckMarkCounts(page, 1, expected_object_count, 8, 4, 9, 1); |
| |
| // Get all objects marked with "Prime" |
| std::vector<FPDF_PAGEOBJECT> primes; |
| for (int i = 0; i < expected_object_count; ++i) { |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, i); |
| |
| int mark_count = FPDFPageObj_CountMarks(page_object); |
| for (int j = 0; j < mark_count; ++j) { |
| FPDF_PAGEOBJECTMARK mark = FPDFPageObj_GetMark(page_object, j); |
| |
| char buffer[256]; |
| ASSERT_GT(FPDFPageObjMark_GetName(mark, buffer, sizeof(buffer)), 0u); |
| std::wstring name = |
| GetPlatformWString(reinterpret_cast<unsigned short*>(buffer)); |
| if (name == L"Prime") { |
| primes.push_back(page_object); |
| } |
| } |
| } |
| |
| // Remove all objects marked with "Prime". |
| for (FPDF_PAGEOBJECT page_object : primes) { |
| EXPECT_TRUE(FPDFPage_RemoveObject(page, page_object)); |
| FPDFPageObj_Destroy(page_object); |
| } |
| |
| EXPECT_EQ(11, FPDFPage_CountObjects(page)); |
| |
| { |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char kNonPrimesMD5[] = "57e76dc7375d896704f0fd6d6d1b9e65"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char kNonPrimesMD5[] = "4d906b57fba36c70c600cf50d60f508c"; |
| #else |
| const char kNonPrimesMD5[] = "33d9c45bec41ead92a295e252f6b7922"; |
| #endif |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kNonPrimesMD5); |
| } |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, RemoveMarks) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("text_in_page_marked.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| constexpr int kExpectedObjectCount = 19; |
| CheckMarkCounts(page, 1, kExpectedObjectCount, 8, 4, 9, 1); |
| |
| // Remove all "Prime" content marks. |
| for (int i = 0; i < kExpectedObjectCount; ++i) { |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, i); |
| |
| int mark_count = FPDFPageObj_CountMarks(page_object); |
| for (int j = mark_count - 1; j >= 0; --j) { |
| FPDF_PAGEOBJECTMARK mark = FPDFPageObj_GetMark(page_object, j); |
| |
| char buffer[256]; |
| ASSERT_GT(FPDFPageObjMark_GetName(mark, buffer, sizeof(buffer)), 0u); |
| std::wstring name = |
| GetPlatformWString(reinterpret_cast<unsigned short*>(buffer)); |
| if (name == L"Prime") { |
| // Remove mark. |
| EXPECT_TRUE(FPDFPageObj_RemoveMark(page_object, mark)); |
| |
| // Verify there is now one fewer mark in the page object. |
| EXPECT_EQ(mark_count - 1, FPDFPageObj_CountMarks(page_object)); |
| } |
| } |
| } |
| |
| // Verify there are 0 "Prime" content marks now. |
| CheckMarkCounts(page, 1, kExpectedObjectCount, 0, 4, 9, 1); |
| |
| // Save the file. |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| |
| // Re-open the file and check the prime marks are not there anymore. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| |
| CheckMarkCounts(saved_page, 1, kExpectedObjectCount, 0, 4, 9, 1); |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, RemoveMarkParam) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("text_in_page_marked.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| constexpr int kExpectedObjectCount = 19; |
| CheckMarkCounts(page, 1, kExpectedObjectCount, 8, 4, 9, 1); |
| |
| // Remove all "Square" content marks parameters. |
| for (int i = 0; i < kExpectedObjectCount; ++i) { |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, i); |
| |
| int mark_count = FPDFPageObj_CountMarks(page_object); |
| for (int j = 0; j < mark_count; ++j) { |
| FPDF_PAGEOBJECTMARK mark = FPDFPageObj_GetMark(page_object, j); |
| |
| char buffer[256]; |
| ASSERT_GT(FPDFPageObjMark_GetName(mark, buffer, sizeof(buffer)), 0u); |
| std::wstring name = |
| GetPlatformWString(reinterpret_cast<unsigned short*>(buffer)); |
| if (name == L"Square") { |
| // Show the mark has a "Factor" parameter. |
| int out_value; |
| EXPECT_TRUE( |
| FPDFPageObjMark_GetParamIntValue(mark, "Factor", &out_value)); |
| |
| // Remove parameter. |
| EXPECT_TRUE(FPDFPageObjMark_RemoveParam(page_object, mark, "Factor")); |
| |
| // Verify the "Factor" parameter is gone. |
| EXPECT_FALSE( |
| FPDFPageObjMark_GetParamIntValue(mark, "Factor", &out_value)); |
| } |
| } |
| } |
| |
| // Save the file. |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| |
| // Re-open the file and check the "Factor" parameters are still gone. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| |
| size_t square_count = 0; |
| for (int i = 0; i < kExpectedObjectCount; ++i) { |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(saved_page, i); |
| |
| int mark_count = FPDFPageObj_CountMarks(page_object); |
| for (int j = 0; j < mark_count; ++j) { |
| FPDF_PAGEOBJECTMARK mark = FPDFPageObj_GetMark(page_object, j); |
| |
| char buffer[256]; |
| ASSERT_GT(FPDFPageObjMark_GetName(mark, buffer, sizeof(buffer)), 0u); |
| std::wstring name = |
| GetPlatformWString(reinterpret_cast<unsigned short*>(buffer)); |
| if (name == L"Square") { |
| // Verify the "Factor" parameter is still gone. |
| int out_value; |
| EXPECT_FALSE( |
| FPDFPageObjMark_GetParamIntValue(mark, "Factor", &out_value)); |
| |
| ++square_count; |
| } |
| } |
| } |
| |
| // Verify the parameters are gone, but the marks are not. |
| EXPECT_EQ(4u, square_count); |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, MaintainMarkedObjects) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("text_in_page_marked.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Iterate over all objects, counting the number of times each content mark |
| // name appears. |
| CheckMarkCounts(page, 1, 19, 8, 4, 9, 1); |
| |
| // Remove first page object. |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, 0); |
| EXPECT_TRUE(FPDFPage_RemoveObject(page, page_object)); |
| FPDFPageObj_Destroy(page_object); |
| |
| CheckMarkCounts(page, 2, 18, 8, 3, 9, 1); |
| |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| |
| UnloadPage(page); |
| |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| |
| CheckMarkCounts(saved_page, 2, 18, 8, 3, 9, 1); |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, MaintainIndirectMarkedObjects) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("text_in_page_marked_indirect.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Iterate over all objects, counting the number of times each content mark |
| // name appears. |
| CheckMarkCounts(page, 1, 19, 8, 4, 9, 1); |
| |
| // Remove first page object. |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, 0); |
| EXPECT_TRUE(FPDFPage_RemoveObject(page, page_object)); |
| FPDFPageObj_Destroy(page_object); |
| |
| CheckMarkCounts(page, 2, 18, 8, 3, 9, 1); |
| |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| |
| UnloadPage(page); |
| |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| |
| CheckMarkCounts(saved_page, 2, 18, 8, 3, 9, 1); |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, RemoveExistingPageObject) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("hello_world.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Get the "Hello, world!" text object and remove it. |
| ASSERT_EQ(2, FPDFPage_CountObjects(page)); |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, 0); |
| ASSERT_TRUE(page_object); |
| EXPECT_TRUE(FPDFPage_RemoveObject(page, page_object)); |
| |
| // Verify the "Hello, world!" text is gone. |
| ASSERT_EQ(1, FPDFPage_CountObjects(page)); |
| |
| // Save the file |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| FPDFPageObj_Destroy(page_object); |
| |
| // Re-open the file and check the page object count is still 1. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| EXPECT_EQ(1, FPDFPage_CountObjects(saved_page)); |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, RemoveExistingPageObjectSplitStreamsNotLonely) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("hello_world_split_streams.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Get the "Hello, world!" text object and remove it. There is another object |
| // in the same stream that says "Goodbye, world!" |
| ASSERT_EQ(3, FPDFPage_CountObjects(page)); |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, 0); |
| ASSERT_TRUE(page_object); |
| EXPECT_TRUE(FPDFPage_RemoveObject(page, page_object)); |
| |
| // Verify the "Hello, world!" text is gone. |
| ASSERT_EQ(2, FPDFPage_CountObjects(page)); |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char kHelloRemovedMD5[] = "e07a62d412728fc4d6e3ff42f2dd0e11"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char kHelloRemovedMD5[] = "a97d4c72c969ba373c2dce675d277e65"; |
| #else |
| const char kHelloRemovedMD5[] = "95b92950647a2190e1230911e7a1a0e9"; |
| #endif |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kHelloRemovedMD5); |
| } |
| |
| // Save the file |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| FPDFPageObj_Destroy(page_object); |
| |
| // Re-open the file and check the page object count is still 2. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| |
| EXPECT_EQ(2, FPDFPage_CountObjects(saved_page)); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(saved_page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kHelloRemovedMD5); |
| } |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, RemoveExistingPageObjectSplitStreamsLonely) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("hello_world_split_streams.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Get the "Greetings, world!" text object and remove it. This is the only |
| // object in the stream. |
| ASSERT_EQ(3, FPDFPage_CountObjects(page)); |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, 2); |
| ASSERT_TRUE(page_object); |
| EXPECT_TRUE(FPDFPage_RemoveObject(page, page_object)); |
| |
| // Verify the "Greetings, world!" text is gone. |
| ASSERT_EQ(2, FPDFPage_CountObjects(page)); |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char kGreetingsRemovedMD5[] = "b90475ca64d1348c3bf5e2b77ad9187a"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char kGreetingsRemovedMD5[] = "795b7ce1626931aa06af0fa23b7d80bb"; |
| #else |
| const char kGreetingsRemovedMD5[] = "2baa4c0e1758deba1b9c908e1fbd04ed"; |
| #endif |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kGreetingsRemovedMD5); |
| } |
| |
| // Save the file |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| FPDFPageObj_Destroy(page_object); |
| |
| // Re-open the file and check the page object count is still 2. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| |
| EXPECT_EQ(2, FPDFPage_CountObjects(saved_page)); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(saved_page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kGreetingsRemovedMD5); |
| } |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, GetContentStream) { |
| // Load document with some text split across streams. |
| EXPECT_TRUE(OpenDocument("split_streams.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Content stream 0: page objects 0-14. |
| // Content stream 1: page objects 15-17. |
| // Content stream 2: page object 18. |
| ASSERT_EQ(19, FPDFPage_CountObjects(page)); |
| for (int i = 0; i < 19; i++) { |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, i); |
| ASSERT_TRUE(page_object); |
| CPDF_PageObject* cpdf_page_object = |
| CPDFPageObjectFromFPDFPageObject(page_object); |
| if (i < 15) |
| EXPECT_EQ(0, cpdf_page_object->GetContentStream()) << i; |
| else if (i < 18) |
| EXPECT_EQ(1, cpdf_page_object->GetContentStream()) << i; |
| else |
| EXPECT_EQ(2, cpdf_page_object->GetContentStream()) << i; |
| } |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, RemoveAllFromStream) { |
| // Load document with some text split across streams. |
| EXPECT_TRUE(OpenDocument("split_streams.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Content stream 0: page objects 0-14. |
| // Content stream 1: page objects 15-17. |
| // Content stream 2: page object 18. |
| ASSERT_EQ(19, FPDFPage_CountObjects(page)); |
| |
| // Loop backwards because objects will being removed, which shifts the indexes |
| // after the removed position. |
| for (int i = 18; i >= 0; i--) { |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, i); |
| ASSERT_TRUE(page_object); |
| CPDF_PageObject* cpdf_page_object = |
| CPDFPageObjectFromFPDFPageObject(page_object); |
| |
| // Empty content stream 1. |
| if (cpdf_page_object->GetContentStream() == 1) { |
| EXPECT_TRUE(FPDFPage_RemoveObject(page, page_object)); |
| FPDFPageObj_Destroy(page_object); |
| } |
| } |
| |
| // Content stream 0: page objects 0-14. |
| // Content stream 2: page object 15. |
| ASSERT_EQ(16, FPDFPage_CountObjects(page)); |
| for (int i = 0; i < 16; i++) { |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, i); |
| ASSERT_TRUE(page_object); |
| CPDF_PageObject* cpdf_page_object = |
| CPDFPageObjectFromFPDFPageObject(page_object); |
| if (i < 15) |
| EXPECT_EQ(0, cpdf_page_object->GetContentStream()) << i; |
| else |
| EXPECT_EQ(2, cpdf_page_object->GetContentStream()) << i; |
| } |
| |
| // Generate contents should remove the empty stream and update the page |
| // objects' contents stream indexes. |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| |
| // Content stream 0: page objects 0-14. |
| // Content stream 1: page object 15. |
| ASSERT_EQ(16, FPDFPage_CountObjects(page)); |
| for (int i = 0; i < 16; i++) { |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, i); |
| ASSERT_TRUE(page_object); |
| CPDF_PageObject* cpdf_page_object = |
| CPDFPageObjectFromFPDFPageObject(page_object); |
| if (i < 15) |
| EXPECT_EQ(0, cpdf_page_object->GetContentStream()) << i; |
| else |
| EXPECT_EQ(1, cpdf_page_object->GetContentStream()) << i; |
| } |
| |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char kStream1RemovedMD5[] = "d2e21fbd5a6de563f619feeeb6163331"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char kStream1RemovedMD5[] = "b4140f203523e38793283a5943d8075b"; |
| #else |
| const char kStream1RemovedMD5[] = "e86a3efc160ede6cfcb1f59bcacf1105"; |
| #endif |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kStream1RemovedMD5); |
| } |
| |
| // Save the file |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| |
| // Re-open the file and check the page object count is still 16, and that |
| // content stream 1 was removed. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| |
| // Content stream 0: page objects 0-14. |
| // Content stream 1: page object 15. |
| EXPECT_EQ(16, FPDFPage_CountObjects(saved_page)); |
| for (int i = 0; i < 16; i++) { |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(saved_page, i); |
| ASSERT_TRUE(page_object); |
| CPDF_PageObject* cpdf_page_object = |
| CPDFPageObjectFromFPDFPageObject(page_object); |
| if (i < 15) |
| EXPECT_EQ(0, cpdf_page_object->GetContentStream()) << i; |
| else |
| EXPECT_EQ(1, cpdf_page_object->GetContentStream()) << i; |
| } |
| |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(saved_page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kStream1RemovedMD5); |
| } |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, RemoveAllFromSingleStream) { |
| // Load document with a single stream. |
| EXPECT_TRUE(OpenDocument("hello_world.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Content stream 0: page objects 0-1. |
| ASSERT_EQ(2, FPDFPage_CountObjects(page)); |
| |
| // Loop backwards because objects will being removed, which shifts the indexes |
| // after the removed position. |
| for (int i = 1; i >= 0; i--) { |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, i); |
| ASSERT_TRUE(page_object); |
| CPDF_PageObject* cpdf_page_object = |
| CPDFPageObjectFromFPDFPageObject(page_object); |
| ASSERT_EQ(0, cpdf_page_object->GetContentStream()); |
| ASSERT_TRUE(FPDFPage_RemoveObject(page, page_object)); |
| FPDFPageObj_Destroy(page_object); |
| } |
| |
| // No more objects in the stream |
| ASSERT_EQ(0, FPDFPage_CountObjects(page)); |
| |
| // Generate contents should remove the empty stream and update the page |
| // objects' contents stream indexes. |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| |
| ASSERT_EQ(0, FPDFPage_CountObjects(page)); |
| |
| const char kAllRemovedMD5[] = "eee4600ac08b458ac7ac2320e225674c"; |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kAllRemovedMD5); |
| } |
| |
| // Save the file |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| |
| // Re-open the file and check the page object count is still 0. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| |
| EXPECT_EQ(0, FPDFPage_CountObjects(saved_page)); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(saved_page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kAllRemovedMD5); |
| } |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, RemoveFirstFromSingleStream) { |
| // Load document with a single stream. |
| EXPECT_TRUE(OpenDocument("hello_world.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Content stream 0: page objects 0-1. |
| ASSERT_EQ(2, FPDFPage_CountObjects(page)); |
| |
| // Remove first object. |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, 0); |
| ASSERT_TRUE(page_object); |
| CPDF_PageObject* cpdf_page_object = |
| CPDFPageObjectFromFPDFPageObject(page_object); |
| ASSERT_EQ(0, cpdf_page_object->GetContentStream()); |
| ASSERT_TRUE(FPDFPage_RemoveObject(page, page_object)); |
| FPDFPageObj_Destroy(page_object); |
| |
| // One object left in the stream. |
| ASSERT_EQ(1, FPDFPage_CountObjects(page)); |
| page_object = FPDFPage_GetObject(page, 0); |
| ASSERT_TRUE(page_object); |
| cpdf_page_object = CPDFPageObjectFromFPDFPageObject(page_object); |
| ASSERT_EQ(0, cpdf_page_object->GetContentStream()); |
| |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| |
| // Still one object left in the stream. |
| ASSERT_EQ(1, FPDFPage_CountObjects(page)); |
| page_object = FPDFPage_GetObject(page, 0); |
| ASSERT_TRUE(page_object); |
| cpdf_page_object = CPDFPageObjectFromFPDFPageObject(page_object); |
| ASSERT_EQ(0, cpdf_page_object->GetContentStream()); |
| |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char kFirstRemovedMD5[] = "af760c4702467cb1492a57fb8215efaa"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char kFirstRemovedMD5[] = "aae6c5334721f90ec30d3d59f4ef7deb"; |
| #else |
| const char kFirstRemovedMD5[] = "b76df015fe88009c3c342395df96abf1"; |
| #endif |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kFirstRemovedMD5); |
| } |
| |
| // Save the file |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| |
| // Re-open the file and check the page object count is still 0. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| |
| ASSERT_EQ(1, FPDFPage_CountObjects(saved_page)); |
| page_object = FPDFPage_GetObject(saved_page, 0); |
| ASSERT_TRUE(page_object); |
| cpdf_page_object = CPDFPageObjectFromFPDFPageObject(page_object); |
| ASSERT_EQ(0, cpdf_page_object->GetContentStream()); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(saved_page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kFirstRemovedMD5); |
| } |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, RemoveLastFromSingleStream) { |
| // Load document with a single stream. |
| EXPECT_TRUE(OpenDocument("hello_world.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Content stream 0: page objects 0-1. |
| ASSERT_EQ(2, FPDFPage_CountObjects(page)); |
| |
| // Remove last object |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, 1); |
| ASSERT_TRUE(page_object); |
| CPDF_PageObject* cpdf_page_object = |
| CPDFPageObjectFromFPDFPageObject(page_object); |
| ASSERT_EQ(0, cpdf_page_object->GetContentStream()); |
| ASSERT_TRUE(FPDFPage_RemoveObject(page, page_object)); |
| FPDFPageObj_Destroy(page_object); |
| |
| // One object left in the stream. |
| ASSERT_EQ(1, FPDFPage_CountObjects(page)); |
| page_object = FPDFPage_GetObject(page, 0); |
| ASSERT_TRUE(page_object); |
| cpdf_page_object = CPDFPageObjectFromFPDFPageObject(page_object); |
| ASSERT_EQ(0, cpdf_page_object->GetContentStream()); |
| |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| |
| // Still one object left in the stream. |
| ASSERT_EQ(1, FPDFPage_CountObjects(page)); |
| page_object = FPDFPage_GetObject(page, 0); |
| ASSERT_TRUE(page_object); |
| cpdf_page_object = CPDFPageObjectFromFPDFPageObject(page_object); |
| ASSERT_EQ(0, cpdf_page_object->GetContentStream()); |
| |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char kLastRemovedMD5[] = "f8fbd14a048b9e2ea8e5f059f22a910e"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char kLastRemovedMD5[] = "93db13099042bafefb3c22a165bad684"; |
| #else |
| const char kLastRemovedMD5[] = "93dcc09055f87a2792c8e3065af99a1b"; |
| #endif |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kLastRemovedMD5); |
| } |
| |
| // Save the file |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| |
| // Re-open the file and check the page object count is still 0. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| |
| ASSERT_EQ(1, FPDFPage_CountObjects(saved_page)); |
| page_object = FPDFPage_GetObject(saved_page, 0); |
| ASSERT_TRUE(page_object); |
| cpdf_page_object = CPDFPageObjectFromFPDFPageObject(page_object); |
| ASSERT_EQ(0, cpdf_page_object->GetContentStream()); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(saved_page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kLastRemovedMD5); |
| } |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, RemoveAllFromMultipleStreams) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("hello_world_split_streams.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Content stream 0: page objects 0-1. |
| // Content stream 1: page object 2. |
| ASSERT_EQ(3, FPDFPage_CountObjects(page)); |
| |
| // Loop backwards because objects will being removed, which shifts the indexes |
| // after the removed position. |
| for (int i = 2; i >= 0; i--) { |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, i); |
| ASSERT_TRUE(page_object); |
| ASSERT_TRUE(FPDFPage_RemoveObject(page, page_object)); |
| FPDFPageObj_Destroy(page_object); |
| } |
| |
| // No more objects in the page. |
| ASSERT_EQ(0, FPDFPage_CountObjects(page)); |
| |
| // Generate contents should remove the empty streams and update the page |
| // objects' contents stream indexes. |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| |
| ASSERT_EQ(0, FPDFPage_CountObjects(page)); |
| |
| const char kAllRemovedMD5[] = "eee4600ac08b458ac7ac2320e225674c"; |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kAllRemovedMD5); |
| } |
| |
| // Save the file |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| |
| // Re-open the file and check the page object count is still 0. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| |
| EXPECT_EQ(0, FPDFPage_CountObjects(saved_page)); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(saved_page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 200, 200, kAllRemovedMD5); |
| } |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, InsertPageObjectAndSave) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("hello_world.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Add a red rectangle. |
| ASSERT_EQ(2, FPDFPage_CountObjects(page)); |
| FPDF_PAGEOBJECT red_rect = FPDFPageObj_CreateNewRect(20, 100, 50, 50); |
| EXPECT_TRUE(FPDFPath_SetFillColor(red_rect, 255, 0, 0, 255)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(red_rect, FPDF_FILLMODE_ALTERNATE, 0)); |
| FPDFPage_InsertObject(page, red_rect); |
| |
| // Verify the red rectangle was added. |
| ASSERT_EQ(3, FPDFPage_CountObjects(page)); |
| |
| // Save the file |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| |
| // Re-open the file and check the page object count is still 3. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| EXPECT_EQ(3, FPDFPage_CountObjects(saved_page)); |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, InsertPageObjectEditAndSave) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("hello_world.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Add a red rectangle. |
| ASSERT_EQ(2, FPDFPage_CountObjects(page)); |
| FPDF_PAGEOBJECT red_rect = FPDFPageObj_CreateNewRect(20, 100, 50, 50); |
| EXPECT_TRUE(FPDFPath_SetFillColor(red_rect, 255, 100, 100, 255)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(red_rect, FPDF_FILLMODE_ALTERNATE, 0)); |
| FPDFPage_InsertObject(page, red_rect); |
| |
| // Verify the red rectangle was added. |
| ASSERT_EQ(3, FPDFPage_CountObjects(page)); |
| |
| // Generate content but change it again |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDFPath_SetFillColor(red_rect, 255, 0, 0, 255)); |
| |
| // Save the file |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| |
| // Re-open the file and check the page object count is still 3. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| EXPECT_EQ(3, FPDFPage_CountObjects(saved_page)); |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, AddAndRemovePaths) { |
| // Start with a blank page. |
| FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); |
| ASSERT_TRUE(page); |
| |
| // Render the blank page and verify it's a blank bitmap. |
| const char kBlankMD5[] = "1940568c9ba33bac5d0b1ee9558c76b3"; |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, kBlankMD5); |
| } |
| ASSERT_EQ(0, FPDFPage_CountObjects(page)); |
| |
| // Add a red rectangle. |
| FPDF_PAGEOBJECT red_rect = FPDFPageObj_CreateNewRect(10, 10, 20, 20); |
| ASSERT_TRUE(red_rect); |
| EXPECT_TRUE(FPDFPath_SetFillColor(red_rect, 255, 0, 0, 255)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(red_rect, FPDF_FILLMODE_ALTERNATE, 0)); |
| FPDFPage_InsertObject(page, red_rect); |
| const char kRedRectangleMD5[] = "66d02eaa6181e2c069ce2ea99beda497"; |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, kRedRectangleMD5); |
| } |
| EXPECT_EQ(1, FPDFPage_CountObjects(page)); |
| |
| // Remove rectangle and verify it does not render anymore and the bitmap is |
| // back to a blank one. |
| EXPECT_TRUE(FPDFPage_RemoveObject(page, red_rect)); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, kBlankMD5); |
| } |
| EXPECT_EQ(0, FPDFPage_CountObjects(page)); |
| |
| // Trying to remove an object not in the page should return false. |
| EXPECT_FALSE(FPDFPage_RemoveObject(page, red_rect)); |
| |
| FPDF_ClosePage(page); |
| FPDFPageObj_Destroy(red_rect); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, PathsPoints) { |
| CreateNewDocument(); |
| FPDF_PAGEOBJECT img = FPDFPageObj_NewImageObj(document_); |
| // This should fail gracefully, even if img is not a path. |
| ASSERT_EQ(-1, FPDFPath_CountSegments(img)); |
| |
| // This should fail gracefully, even if path is NULL. |
| ASSERT_EQ(-1, FPDFPath_CountSegments(nullptr)); |
| |
| // FPDFPath_GetPathSegment() with a non-path. |
| ASSERT_EQ(nullptr, FPDFPath_GetPathSegment(img, 0)); |
| // FPDFPath_GetPathSegment() with a NULL path. |
| ASSERT_EQ(nullptr, FPDFPath_GetPathSegment(nullptr, 0)); |
| float x; |
| float y; |
| // FPDFPathSegment_GetPoint() with a NULL segment. |
| EXPECT_FALSE(FPDFPathSegment_GetPoint(nullptr, &x, &y)); |
| |
| // FPDFPathSegment_GetType() with a NULL segment. |
| ASSERT_EQ(FPDF_SEGMENT_UNKNOWN, FPDFPathSegment_GetType(nullptr)); |
| |
| // FPDFPathSegment_GetClose() with a NULL segment. |
| EXPECT_FALSE(FPDFPathSegment_GetClose(nullptr)); |
| |
| FPDFPageObj_Destroy(img); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, PathOnTopOfText) { |
| // Load document with some text |
| EXPECT_TRUE(OpenDocument("hello_world.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Add an opaque rectangle on top of some of the text. |
| FPDF_PAGEOBJECT red_rect = FPDFPageObj_CreateNewRect(20, 100, 50, 50); |
| EXPECT_TRUE(FPDFPath_SetFillColor(red_rect, 255, 0, 0, 255)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(red_rect, FPDF_FILLMODE_ALTERNATE, 0)); |
| FPDFPage_InsertObject(page, red_rect); |
| |
| // Add a transparent triangle on top of other part of the text. |
| FPDF_PAGEOBJECT black_path = FPDFPageObj_CreateNewPath(20, 50); |
| EXPECT_TRUE(FPDFPath_SetFillColor(black_path, 0, 0, 0, 100)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(black_path, FPDF_FILLMODE_ALTERNATE, 0)); |
| EXPECT_TRUE(FPDFPath_LineTo(black_path, 30, 80)); |
| EXPECT_TRUE(FPDFPath_LineTo(black_path, 40, 10)); |
| EXPECT_TRUE(FPDFPath_Close(black_path)); |
| FPDFPage_InsertObject(page, black_path); |
| |
| // Render and check the result. Text is slightly different on Mac. |
| ScopedFPDFBitmap bitmap = RenderLoadedPage(page); |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char md5[] = "f9e6fa74230f234286bfcada9f7606d8"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char md5[] = "74dd9c393b8b2578d2b7feb032b7daad"; |
| #else |
| const char md5[] = "aa71b09b93b55f467f1290e5111babee"; |
| #endif |
| CompareBitmap(bitmap.get(), 200, 200, md5); |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, EditOverExistingContent) { |
| // Load document with existing content |
| EXPECT_TRUE(OpenDocument("bug_717.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Add a transparent rectangle on top of the existing content |
| FPDF_PAGEOBJECT red_rect2 = FPDFPageObj_CreateNewRect(90, 700, 25, 50); |
| EXPECT_TRUE(FPDFPath_SetFillColor(red_rect2, 255, 0, 0, 100)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(red_rect2, FPDF_FILLMODE_ALTERNATE, 0)); |
| FPDFPage_InsertObject(page, red_rect2); |
| |
| // Add an opaque rectangle on top of the existing content |
| FPDF_PAGEOBJECT red_rect = FPDFPageObj_CreateNewRect(115, 700, 25, 50); |
| EXPECT_TRUE(FPDFPath_SetFillColor(red_rect, 255, 0, 0, 255)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(red_rect, FPDF_FILLMODE_ALTERNATE, 0)); |
| FPDFPage_InsertObject(page, red_rect); |
| |
| ScopedFPDFBitmap bitmap = RenderLoadedPage(page); |
| CompareBitmap(bitmap.get(), 612, 792, "ad04e5bd0f471a9a564fb034bd0fb073"); |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| |
| // Now save the result, closing the page and document |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| VerifySavedRendering(saved_page, 612, 792, |
| "ad04e5bd0f471a9a564fb034bd0fb073"); |
| |
| ClearString(); |
| // Add another opaque rectangle on top of the existing content |
| FPDF_PAGEOBJECT green_rect = FPDFPageObj_CreateNewRect(150, 700, 25, 50); |
| EXPECT_TRUE(FPDFPath_SetFillColor(green_rect, 0, 255, 0, 255)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(green_rect, FPDF_FILLMODE_ALTERNATE, 0)); |
| FPDFPage_InsertObject(saved_page, green_rect); |
| |
| // Add another transparent rectangle on top of existing content |
| FPDF_PAGEOBJECT green_rect2 = FPDFPageObj_CreateNewRect(175, 700, 25, 50); |
| EXPECT_TRUE(FPDFPath_SetFillColor(green_rect2, 0, 255, 0, 100)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(green_rect2, FPDF_FILLMODE_ALTERNATE, 0)); |
| FPDFPage_InsertObject(saved_page, green_rect2); |
| const char kLastMD5[] = "4b5b00f824620f8c9b8801ebb98e1cdd"; |
| { |
| ScopedFPDFBitmap new_bitmap = RenderSavedPage(saved_page); |
| CompareBitmap(new_bitmap.get(), 612, 792, kLastMD5); |
| } |
| EXPECT_TRUE(FPDFPage_GenerateContent(saved_page)); |
| |
| // Now save the result, closing the page and document |
| EXPECT_TRUE(FPDF_SaveAsCopy(saved_document_, this, 0)); |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| |
| // Render the saved result |
| VerifySavedDocument(612, 792, kLastMD5); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, AddStrokedPaths) { |
| // Start with a blank page |
| FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); |
| |
| // Add a large stroked rectangle (fill color should not affect it). |
| FPDF_PAGEOBJECT rect = FPDFPageObj_CreateNewRect(20, 20, 200, 400); |
| EXPECT_TRUE(FPDFPath_SetFillColor(rect, 255, 0, 0, 255)); |
| EXPECT_TRUE(FPDFPath_SetStrokeColor(rect, 0, 255, 0, 255)); |
| EXPECT_TRUE(FPDFPath_SetStrokeWidth(rect, 15.0f)); |
| |
| float width = 0; |
| EXPECT_TRUE(FPDFPageObj_GetStrokeWidth(rect, &width)); |
| EXPECT_EQ(15.0f, width); |
| |
| EXPECT_TRUE(FPDFPath_SetDrawMode(rect, 0, 1)); |
| FPDFPage_InsertObject(page, rect); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, |
| "64bd31f862a89e0a9e505a5af6efd506"); |
| } |
| |
| // Add crossed-checkmark |
| FPDF_PAGEOBJECT check = FPDFPageObj_CreateNewPath(300, 500); |
| EXPECT_TRUE(FPDFPath_LineTo(check, 400, 400)); |
| EXPECT_TRUE(FPDFPath_LineTo(check, 600, 600)); |
| EXPECT_TRUE(FPDFPath_MoveTo(check, 400, 600)); |
| EXPECT_TRUE(FPDFPath_LineTo(check, 600, 400)); |
| EXPECT_TRUE(FPDFPath_SetStrokeColor(check, 128, 128, 128, 180)); |
| EXPECT_TRUE(FPDFPath_SetStrokeWidth(check, 8.35f)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(check, 0, 1)); |
| FPDFPage_InsertObject(page, check); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, |
| "4b6f3b9d25c4e194821217d5016c3724"); |
| } |
| |
| // Add stroked and filled oval-ish path. |
| FPDF_PAGEOBJECT path = FPDFPageObj_CreateNewPath(250, 100); |
| EXPECT_TRUE(FPDFPath_BezierTo(path, 180, 166, 180, 233, 250, 300)); |
| EXPECT_TRUE(FPDFPath_LineTo(path, 255, 305)); |
| EXPECT_TRUE(FPDFPath_BezierTo(path, 325, 233, 325, 166, 255, 105)); |
| EXPECT_TRUE(FPDFPath_Close(path)); |
| EXPECT_TRUE(FPDFPath_SetFillColor(path, 200, 128, 128, 100)); |
| EXPECT_TRUE(FPDFPath_SetStrokeColor(path, 128, 200, 128, 150)); |
| EXPECT_TRUE(FPDFPath_SetStrokeWidth(path, 10.5f)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(path, FPDF_FILLMODE_ALTERNATE, 1)); |
| FPDFPage_InsertObject(page, path); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, |
| "ff3e6a22326754944cc6e56609acd73b"); |
| } |
| FPDF_ClosePage(page); |
| } |
| |
| // Tests adding text from standard font using FPDFPageObj_NewTextObj. |
| TEST_F(FPDFEditEmbeddertest, AddStandardFontText) { |
| // Start with a blank page |
| FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); |
| |
| // Add some text to the page |
| FPDF_PAGEOBJECT text_object1 = |
| FPDFPageObj_NewTextObj(document(), "Arial", 12.0f); |
| EXPECT_TRUE(text_object1); |
| std::unique_ptr<unsigned short, pdfium::FreeDeleter> text1 = |
| GetFPDFWideString(L"I'm at the bottom of the page"); |
| EXPECT_TRUE(FPDFText_SetText(text_object1, text1.get())); |
| FPDFPageObj_Transform(text_object1, 1, 0, 0, 1, 20, 20); |
| FPDFPage_InsertObject(page, text_object1); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char md5[] = "a4dddc1a3930fa694bbff9789dab4161"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char md5[] = "08d1ff3e5a42801bee6077fd366bef00"; |
| #else |
| const char md5[] = "eacaa24573b8ce997b3882595f096f00"; |
| #endif |
| CompareBitmap(page_bitmap.get(), 612, 792, md5); |
| } |
| |
| // Try another font |
| FPDF_PAGEOBJECT text_object2 = |
| FPDFPageObj_NewTextObj(document(), "TimesNewRomanBold", 15.0f); |
| EXPECT_TRUE(text_object2); |
| std::unique_ptr<unsigned short, pdfium::FreeDeleter> text2 = |
| GetFPDFWideString(L"Hi, I'm Bold. Times New Roman Bold."); |
| EXPECT_TRUE(FPDFText_SetText(text_object2, text2.get())); |
| FPDFPageObj_Transform(text_object2, 1, 0, 0, 1, 100, 600); |
| FPDFPage_InsertObject(page, text_object2); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char md5_2[] = "a5c4ace4c6f27644094813fe1441a21c"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char md5_2[] = "3755dd35abd4c605755369401ee85b2d"; |
| #else |
| const char md5_2[] = "76fcc7d08aa15445efd2e2ceb7c6cc3b"; |
| #endif |
| CompareBitmap(page_bitmap.get(), 612, 792, md5_2); |
| } |
| |
| // And some randomly transformed text |
| FPDF_PAGEOBJECT text_object3 = |
| FPDFPageObj_NewTextObj(document(), "Courier-Bold", 20.0f); |
| EXPECT_TRUE(text_object3); |
| std::unique_ptr<unsigned short, pdfium::FreeDeleter> text3 = |
| GetFPDFWideString(L"Can you read me? <:)>"); |
| EXPECT_TRUE(FPDFText_SetText(text_object3, text3.get())); |
| FPDFPageObj_Transform(text_object3, 1, 1.5, 2, 0.5, 200, 200); |
| FPDFPage_InsertObject(page, text_object3); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char md5_3[] = "40b3ef04f915ff4c4208948001763544"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char md5_3[] = "aba523a8110d01ed9bd7b7781ff74045"; |
| #else |
| const char md5_3[] = "b8a21668f1dab625af7c072e07fcefc4"; |
| #endif |
| CompareBitmap(page_bitmap.get(), 612, 792, md5_3); |
| } |
| |
| double matrix_a = 0; |
| double matrix_b = 0; |
| double matrix_c = 0; |
| double matrix_d = 0; |
| double matrix_e = 0; |
| double matrix_f = 0; |
| EXPECT_FALSE(FPDFText_GetMatrix(nullptr, &matrix_a, &matrix_b, &matrix_c, |
| &matrix_d, &matrix_e, &matrix_f)); |
| EXPECT_TRUE(FPDFText_GetMatrix(text_object3, &matrix_a, &matrix_b, &matrix_c, |
| &matrix_d, &matrix_e, &matrix_f)); |
| EXPECT_EQ(1., matrix_a); |
| EXPECT_EQ(1.5, matrix_b); |
| EXPECT_EQ(2., matrix_c); |
| EXPECT_EQ(0.5, matrix_d); |
| EXPECT_EQ(200., matrix_e); |
| EXPECT_EQ(200., matrix_f); |
| |
| EXPECT_EQ(0, FPDFTextObj_GetFontSize(nullptr)); |
| EXPECT_EQ(20, FPDFTextObj_GetFontSize(text_object3)); |
| |
| // TODO(npm): Why are there issues with text rotated by 90 degrees? |
| // TODO(npm): FPDF_SaveAsCopy not giving the desired result after this. |
| FPDF_ClosePage(page); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, TestGetTextRenderMode) { |
| EXPECT_TRUE(OpenDocument("text_render_mode.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| ASSERT_EQ(2, FPDFPage_CountObjects(page)); |
| |
| ASSERT_EQ(-1, FPDFText_GetTextRenderMode(nullptr)); |
| |
| FPDF_PAGEOBJECT fill = FPDFPage_GetObject(page, 0); |
| ASSERT_EQ(FPDF_TEXTRENDERMODE_FILL, FPDFText_GetTextRenderMode(fill)); |
| |
| FPDF_PAGEOBJECT stroke = FPDFPage_GetObject(page, 1); |
| ASSERT_EQ(FPDF_TEXTRENDERMODE_STROKE, FPDFText_GetTextRenderMode(stroke)); |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, TestGetTextFontName) { |
| EXPECT_TRUE(OpenDocument("text_font.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| ASSERT_EQ(1, FPDFPage_CountObjects(page)); |
| |
| // FPDFTextObj_GetFontName() positive testing. |
| FPDF_PAGEOBJECT text = FPDFPage_GetObject(page, 0); |
| unsigned long size = FPDFTextObj_GetFontName(text, nullptr, 0); |
| const char kExpectedFontName[] = "Liberation Serif"; |
| ASSERT_EQ(sizeof(kExpectedFontName), size); |
| std::vector<char> font_name(size); |
| ASSERT_EQ(size, FPDFTextObj_GetFontName(text, font_name.data(), size)); |
| ASSERT_STREQ(kExpectedFontName, font_name.data()); |
| |
| // FPDFTextObj_GetFontName() negative testing. |
| ASSERT_EQ(0U, FPDFTextObj_GetFontName(nullptr, nullptr, 0)); |
| |
| font_name.resize(2); |
| font_name[0] = 'x'; |
| font_name[1] = '\0'; |
| size = FPDFTextObj_GetFontName(text, font_name.data(), font_name.size()); |
| ASSERT_EQ(sizeof(kExpectedFontName), size); |
| ASSERT_EQ(std::string("x"), std::string(font_name.data())); |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, TestFormGetObjects) { |
| EXPECT_TRUE(OpenDocument("form_object.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| ASSERT_EQ(1, FPDFPage_CountObjects(page)); |
| |
| FPDF_PAGEOBJECT form = FPDFPage_GetObject(page, 0); |
| EXPECT_EQ(FPDF_PAGEOBJ_FORM, FPDFPageObj_GetType(form)); |
| ASSERT_EQ(-1, FPDFFormObj_CountObjects(nullptr)); |
| ASSERT_EQ(2, FPDFFormObj_CountObjects(form)); |
| |
| // FPDFFormObj_GetObject() positive testing. |
| FPDF_PAGEOBJECT text1 = FPDFFormObj_GetObject(form, 0); |
| ASSERT_TRUE(text1); |
| float left = 0; |
| float bottom = 0; |
| float right = 0; |
| float top = 0; |
| ASSERT_TRUE(FPDFPageObj_GetBounds(text1, &left, &bottom, &right, &top)); |
| ASSERT_EQ(271, static_cast<int>(top)); |
| |
| FPDF_PAGEOBJECT text2 = FPDFFormObj_GetObject(form, 1); |
| ASSERT_TRUE(text2); |
| ASSERT_TRUE(FPDFPageObj_GetBounds(text2, &left, &bottom, &right, &top)); |
| ASSERT_EQ(221, static_cast<int>(top)); |
| |
| // FPDFFormObj_GetObject() negative testing. |
| ASSERT_EQ(nullptr, FPDFFormObj_GetObject(nullptr, 0)); |
| ASSERT_EQ(nullptr, FPDFFormObj_GetObject(form, -1)); |
| ASSERT_EQ(nullptr, FPDFFormObj_GetObject(form, 2)); |
| |
| // Reset the form object matrix to identity. |
| auto* pPageObj = CPDFPageObjectFromFPDFPageObject(form); |
| CPDF_FormObject* pFormObj = pPageObj->AsForm(); |
| pFormObj->Transform(pFormObj->form_matrix().GetInverse()); |
| |
| // FPDFFormObj_GetMatrix() positive testing. |
| static constexpr float kFloats[6] = {1.0, 1.5, 2.0, 2.5, 100.0, 200.0}; |
| CFX_Matrix matrix(kFloats); |
| pFormObj->Transform(matrix); |
| |
| double matrix_a = 0; |
| double matrix_b = 0; |
| double matrix_c = 0; |
| double matrix_d = 0; |
| double matrix_e = 0; |
| double matrix_f = 0; |
| EXPECT_TRUE(FPDFFormObj_GetMatrix(form, &matrix_a, &matrix_b, &matrix_c, |
| &matrix_d, &matrix_e, &matrix_f)); |
| EXPECT_DOUBLE_EQ(kFloats[0], matrix_a); |
| EXPECT_DOUBLE_EQ(kFloats[1], matrix_b); |
| EXPECT_DOUBLE_EQ(kFloats[2], matrix_c); |
| EXPECT_DOUBLE_EQ(kFloats[3], matrix_d); |
| EXPECT_DOUBLE_EQ(kFloats[4], matrix_e); |
| EXPECT_DOUBLE_EQ(kFloats[5], matrix_f); |
| |
| // FPDFFormObj_GetMatrix() negative testing. |
| EXPECT_FALSE(FPDFFormObj_GetMatrix(nullptr, &matrix_a, &matrix_b, &matrix_c, |
| &matrix_d, &matrix_e, &matrix_f)); |
| EXPECT_FALSE(FPDFFormObj_GetMatrix(form, nullptr, nullptr, nullptr, nullptr, |
| nullptr, nullptr)); |
| EXPECT_FALSE(FPDFFormObj_GetMatrix(nullptr, nullptr, nullptr, nullptr, |
| nullptr, nullptr, nullptr)); |
| |
| UnloadPage(page); |
| } |
| |
| // Tests adding text from standard font using FPDFText_LoadStandardFont. |
| TEST_F(FPDFEditEmbeddertest, AddStandardFontText2) { |
| // Start with a blank page |
| ScopedFPDFPage page(FPDFPage_New(CreateNewDocument(), 0, 612, 792)); |
| |
| // Load a standard font. |
| FPDF_FONT font = FPDFText_LoadStandardFont(document(), "Helvetica"); |
| ASSERT_TRUE(font); |
| |
| // Add some text to the page. |
| FPDF_PAGEOBJECT text_object = |
| FPDFPageObj_CreateTextObj(document(), font, 12.0f); |
| EXPECT_TRUE(text_object); |
| std::unique_ptr<unsigned short, pdfium::FreeDeleter> text = |
| GetFPDFWideString(L"I'm at the bottom of the page"); |
| EXPECT_TRUE(FPDFText_SetText(text_object, text.get())); |
| FPDFPageObj_Transform(text_object, 1, 0, 0, 1, 20, 20); |
| FPDFPage_InsertObject(page.get(), text_object); |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page.get(), nullptr, 0); |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char md5[] = "a4dddc1a3930fa694bbff9789dab4161"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char md5[] = "08d1ff3e5a42801bee6077fd366bef00"; |
| #else |
| const char md5[] = "eacaa24573b8ce997b3882595f096f00"; |
| #endif |
| CompareBitmap(page_bitmap.get(), 612, 792, md5); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, LoadStandardFonts) { |
| CreateNewDocument(); |
| static constexpr const char* standard_font_names[] = { |
| "Arial", |
| "Arial-Bold", |
| "Arial-BoldItalic", |
| "Arial-Italic", |
| "Courier", |
| "Courier-BoldOblique", |
| "Courier-Oblique", |
| "Courier-Bold", |
| "CourierNew", |
| "CourierNew-Bold", |
| "CourierNew-BoldItalic", |
| "CourierNew-Italic", |
| "Helvetica", |
| "Helvetica-Bold", |
| "Helvetica-BoldOblique", |
| "Helvetica-Oblique", |
| "Symbol", |
| "TimesNewRoman", |
| "TimesNewRoman-Bold", |
| "TimesNewRoman-BoldItalic", |
| "TimesNewRoman-Italic", |
| "ZapfDingbats"}; |
| for (const char* font_name : standard_font_names) { |
| FPDF_FONT font = FPDFText_LoadStandardFont(document(), font_name); |
| EXPECT_TRUE(font) << font_name << " should be considered a standard font."; |
| } |
| static constexpr const char* not_standard_font_names[] = { |
| "Abcdefg", "ArialB", "Arial-Style", |
| "Font Name", "FontArial", "NotAStandardFontName", |
| "TestFontName", "Quack", "Symbol-Italic", |
| "Zapf"}; |
| for (const char* font_name : not_standard_font_names) { |
| FPDF_FONT font = FPDFText_LoadStandardFont(document(), font_name); |
| EXPECT_FALSE(font) << font_name |
| << " should not be considered a standard font."; |
| } |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, GraphicsData) { |
| // New page |
| ScopedFPDFPage page(FPDFPage_New(CreateNewDocument(), 0, 612, 792)); |
| |
| // Create a rect with nontrivial graphics |
| FPDF_PAGEOBJECT rect1 = FPDFPageObj_CreateNewRect(10, 10, 100, 100); |
| FPDFPageObj_SetBlendMode(rect1, "Color"); |
| FPDFPage_InsertObject(page.get(), rect1); |
| EXPECT_TRUE(FPDFPage_GenerateContent(page.get())); |
| |
| // Check that the ExtGState was created |
| CPDF_Page* cpage = CPDFPageFromFPDFPage(page.get()); |
| CPDF_Dictionary* graphics_dict = cpage->m_pResources->GetDictFor("ExtGState"); |
| ASSERT_TRUE(graphics_dict); |
| EXPECT_EQ(2u, graphics_dict->GetCount()); |
| |
| // Add a text object causing no change to the graphics dictionary |
| FPDF_PAGEOBJECT text1 = FPDFPageObj_NewTextObj(document(), "Arial", 12.0f); |
| // Only alpha, the last component, matters for the graphics dictionary. And |
| // the default value is 255. |
| EXPECT_TRUE(FPDFText_SetFillColor(text1, 100, 100, 100, 255)); |
| FPDFPage_InsertObject(page.get(), text1); |
| EXPECT_TRUE(FPDFPage_GenerateContent(page.get())); |
| EXPECT_EQ(2u, graphics_dict->GetCount()); |
| |
| // Add a text object increasing the size of the graphics dictionary |
| FPDF_PAGEOBJECT text2 = |
| FPDFPageObj_NewTextObj(document(), "Times-Roman", 12.0f); |
| FPDFPage_InsertObject(page.get(), text2); |
| FPDFPageObj_SetBlendMode(text2, "Darken"); |
| EXPECT_TRUE(FPDFText_SetFillColor(text2, 0, 0, 255, 150)); |
| EXPECT_TRUE(FPDFPage_GenerateContent(page.get())); |
| EXPECT_EQ(3u, graphics_dict->GetCount()); |
| |
| // Add a path that should reuse graphics |
| FPDF_PAGEOBJECT path = FPDFPageObj_CreateNewPath(400, 100); |
| FPDFPageObj_SetBlendMode(path, "Darken"); |
| EXPECT_TRUE(FPDFPath_SetFillColor(path, 200, 200, 100, 150)); |
| FPDFPage_InsertObject(page.get(), path); |
| EXPECT_TRUE(FPDFPage_GenerateContent(page.get())); |
| EXPECT_EQ(3u, graphics_dict->GetCount()); |
| |
| // Add a rect increasing the size of the graphics dictionary |
| FPDF_PAGEOBJECT rect2 = FPDFPageObj_CreateNewRect(10, 10, 100, 100); |
| FPDFPageObj_SetBlendMode(rect2, "Darken"); |
| EXPECT_TRUE(FPDFPath_SetFillColor(rect2, 0, 0, 255, 150)); |
| EXPECT_TRUE(FPDFPath_SetStrokeColor(rect2, 0, 0, 0, 200)); |
| FPDFPage_InsertObject(page.get(), rect2); |
| EXPECT_TRUE(FPDFPage_GenerateContent(page.get())); |
| EXPECT_EQ(4u, graphics_dict->GetCount()); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, DoubleGenerating) { |
| // Start with a blank page |
| FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); |
| |
| // Add a red rectangle with some non-default alpha |
| FPDF_PAGEOBJECT rect = FPDFPageObj_CreateNewRect(10, 10, 100, 100); |
| EXPECT_TRUE(FPDFPath_SetFillColor(rect, 255, 0, 0, 128)); |
| EXPECT_TRUE(FPDFPath_SetDrawMode(rect, FPDF_FILLMODE_WINDING, 0)); |
| FPDFPage_InsertObject(page, rect); |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| |
| // Check the ExtGState |
| CPDF_Page* cpage = CPDFPageFromFPDFPage(page); |
| CPDF_Dictionary* graphics_dict = cpage->m_pResources->GetDictFor("ExtGState"); |
| ASSERT_TRUE(graphics_dict); |
| EXPECT_EQ(2u, graphics_dict->GetCount()); |
| |
| // Check the bitmap |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, |
| "5384da3406d62360ffb5cac4476fff1c"); |
| } |
| |
| // Never mind, my new favorite color is blue, increase alpha |
| EXPECT_TRUE(FPDFPath_SetFillColor(rect, 0, 0, 255, 180)); |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_EQ(3u, graphics_dict->GetCount()); |
| |
| // Check that bitmap displays changed content |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, |
| "2e51656f5073b0bee611d9cd086aa09c"); |
| } |
| |
| // And now generate, without changes |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_EQ(3u, graphics_dict->GetCount()); |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, |
| "2e51656f5073b0bee611d9cd086aa09c"); |
| } |
| |
| // Add some text to the page |
| FPDF_PAGEOBJECT text_object = |
| FPDFPageObj_NewTextObj(document(), "Arial", 12.0f); |
| std::unique_ptr<unsigned short, pdfium::FreeDeleter> text = |
| GetFPDFWideString(L"Something something #text# something"); |
| EXPECT_TRUE(FPDFText_SetText(text_object, text.get())); |
| FPDFPageObj_Transform(text_object, 1, 0, 0, 1, 300, 300); |
| FPDFPage_InsertObject(page, text_object); |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| CPDF_Dictionary* font_dict = cpage->m_pResources->GetDictFor("Font"); |
| ASSERT_TRUE(font_dict); |
| EXPECT_EQ(1u, font_dict->GetCount()); |
| |
| // Generate yet again, check dicts are reasonably sized |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_EQ(3u, graphics_dict->GetCount()); |
| EXPECT_EQ(1u, font_dict->GetCount()); |
| FPDF_ClosePage(page); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, LoadSimpleType1Font) { |
| CreateNewDocument(); |
| // TODO(npm): use other fonts after disallowing loading any font as any type |
| const CPDF_Font* stock_font = |
| CPDF_Font::GetStockFont(cpdf_doc(), "Times-Bold"); |
| const uint8_t* data = stock_font->GetFont()->GetFontData(); |
| const uint32_t size = stock_font->GetFont()->GetSize(); |
| ScopedFPDFFont font( |
| FPDFText_LoadFont(document(), data, size, FPDF_FONT_TYPE1, false)); |
| ASSERT_TRUE(font.get()); |
| CPDF_Font* typed_font = CPDFFontFromFPDFFont(font.get()); |
| EXPECT_TRUE(typed_font->IsType1Font()); |
| |
| const CPDF_Dictionary* font_dict = typed_font->GetFontDict(); |
| EXPECT_EQ("Font", font_dict->GetStringFor("Type")); |
| EXPECT_EQ("Type1", font_dict->GetStringFor("Subtype")); |
| EXPECT_EQ("Times New Roman Bold", font_dict->GetStringFor("BaseFont")); |
| ASSERT_TRUE(font_dict->KeyExist("FirstChar")); |
| ASSERT_TRUE(font_dict->KeyExist("LastChar")); |
| EXPECT_EQ(32, font_dict->GetIntegerFor("FirstChar")); |
| EXPECT_EQ(255, font_dict->GetIntegerFor("LastChar")); |
| |
| const CPDF_Array* widths_array = font_dict->GetArrayFor("Widths"); |
| ASSERT_TRUE(widths_array); |
| ASSERT_EQ(224u, widths_array->GetCount()); |
| EXPECT_EQ(250, widths_array->GetNumberAt(0)); |
| EXPECT_EQ(569, widths_array->GetNumberAt(11)); |
| EXPECT_EQ(500, widths_array->GetNumberAt(223)); |
| CheckFontDescriptor(font_dict, FPDF_FONT_TYPE1, true, false, size, data); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, LoadSimpleTrueTypeFont) { |
| CreateNewDocument(); |
| const CPDF_Font* stock_font = CPDF_Font::GetStockFont(cpdf_doc(), "Courier"); |
| const uint8_t* data = stock_font->GetFont()->GetFontData(); |
| const uint32_t size = stock_font->GetFont()->GetSize(); |
| ScopedFPDFFont font( |
| FPDFText_LoadFont(document(), data, size, FPDF_FONT_TRUETYPE, false)); |
| ASSERT_TRUE(font.get()); |
| CPDF_Font* typed_font = CPDFFontFromFPDFFont(font.get()); |
| EXPECT_TRUE(typed_font->IsTrueTypeFont()); |
| |
| const CPDF_Dictionary* font_dict = typed_font->GetFontDict(); |
| EXPECT_EQ("Font", font_dict->GetStringFor("Type")); |
| EXPECT_EQ("TrueType", font_dict->GetStringFor("Subtype")); |
| EXPECT_EQ("Courier New", font_dict->GetStringFor("BaseFont")); |
| ASSERT_TRUE(font_dict->KeyExist("FirstChar")); |
| ASSERT_TRUE(font_dict->KeyExist("LastChar")); |
| EXPECT_EQ(32, font_dict->GetIntegerFor("FirstChar")); |
| EXPECT_EQ(255, font_dict->GetIntegerFor("LastChar")); |
| |
| const CPDF_Array* widths_array = font_dict->GetArrayFor("Widths"); |
| ASSERT_TRUE(widths_array); |
| ASSERT_EQ(224u, widths_array->GetCount()); |
| EXPECT_EQ(600, widths_array->GetNumberAt(33)); |
| EXPECT_EQ(600, widths_array->GetNumberAt(74)); |
| EXPECT_EQ(600, widths_array->GetNumberAt(223)); |
| CheckFontDescriptor(font_dict, FPDF_FONT_TRUETYPE, false, false, size, data); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, LoadCIDType0Font) { |
| CreateNewDocument(); |
| const CPDF_Font* stock_font = |
| CPDF_Font::GetStockFont(cpdf_doc(), "Times-Roman"); |
| const uint8_t* data = stock_font->GetFont()->GetFontData(); |
| const uint32_t size = stock_font->GetFont()->GetSize(); |
| ScopedFPDFFont font( |
| FPDFText_LoadFont(document(), data, size, FPDF_FONT_TYPE1, 1)); |
| ASSERT_TRUE(font.get()); |
| CPDF_Font* typed_font = CPDFFontFromFPDFFont(font.get()); |
| EXPECT_TRUE(typed_font->IsCIDFont()); |
| |
| // Check font dictionary entries |
| const CPDF_Dictionary* font_dict = typed_font->GetFontDict(); |
| EXPECT_EQ("Font", font_dict->GetStringFor("Type")); |
| EXPECT_EQ("Type0", font_dict->GetStringFor("Subtype")); |
| EXPECT_EQ("Times New Roman-Identity-H", font_dict->GetStringFor("BaseFont")); |
| EXPECT_EQ("Identity-H", font_dict->GetStringFor("Encoding")); |
| const CPDF_Array* descendant_array = |
| font_dict->GetArrayFor("DescendantFonts"); |
| ASSERT_TRUE(descendant_array); |
| EXPECT_EQ(1u, descendant_array->GetCount()); |
| |
| // Check the CIDFontDict |
| const CPDF_Dictionary* cidfont_dict = descendant_array->GetDictAt(0); |
| EXPECT_EQ("Font", cidfont_dict->GetStringFor("Type")); |
| EXPECT_EQ("CIDFontType0", cidfont_dict->GetStringFor("Subtype")); |
| EXPECT_EQ("Times New Roman", cidfont_dict->GetStringFor("BaseFont")); |
| const CPDF_Dictionary* cidinfo_dict = |
| cidfont_dict->GetDictFor("CIDSystemInfo"); |
| ASSERT_TRUE(cidinfo_dict); |
| EXPECT_EQ("Adobe", cidinfo_dict->GetStringFor("Registry")); |
| EXPECT_EQ("Identity", cidinfo_dict->GetStringFor("Ordering")); |
| EXPECT_EQ(0, cidinfo_dict->GetNumberFor("Supplement")); |
| CheckFontDescriptor(cidfont_dict, FPDF_FONT_TYPE1, false, false, size, data); |
| |
| // Check widths |
| const CPDF_Array* widths_array = cidfont_dict->GetArrayFor("W"); |
| ASSERT_TRUE(widths_array); |
| EXPECT_GT(widths_array->GetCount(), 1u); |
| CheckCompositeFontWidths(widths_array, typed_font); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, LoadCIDType2Font) { |
| CreateNewDocument(); |
| const CPDF_Font* stock_font = |
| CPDF_Font::GetStockFont(cpdf_doc(), "Helvetica-Oblique"); |
| const uint8_t* data = stock_font->GetFont()->GetFontData(); |
| const uint32_t size = stock_font->GetFont()->GetSize(); |
| |
| ScopedFPDFFont font( |
| FPDFText_LoadFont(document(), data, size, FPDF_FONT_TRUETYPE, 1)); |
| ASSERT_TRUE(font.get()); |
| CPDF_Font* typed_font = CPDFFontFromFPDFFont(font.get()); |
| EXPECT_TRUE(typed_font->IsCIDFont()); |
| |
| // Check font dictionary entries |
| const CPDF_Dictionary* font_dict = typed_font->GetFontDict(); |
| EXPECT_EQ("Font", font_dict->GetStringFor("Type")); |
| EXPECT_EQ("Type0", font_dict->GetStringFor("Subtype")); |
| EXPECT_EQ("Arial Italic", font_dict->GetStringFor("BaseFont")); |
| EXPECT_EQ("Identity-H", font_dict->GetStringFor("Encoding")); |
| const CPDF_Array* descendant_array = |
| font_dict->GetArrayFor("DescendantFonts"); |
| ASSERT_TRUE(descendant_array); |
| EXPECT_EQ(1u, descendant_array->GetCount()); |
| |
| // Check the CIDFontDict |
| const CPDF_Dictionary* cidfont_dict = descendant_array->GetDictAt(0); |
| EXPECT_EQ("Font", cidfont_dict->GetStringFor("Type")); |
| EXPECT_EQ("CIDFontType2", cidfont_dict->GetStringFor("Subtype")); |
| EXPECT_EQ("Arial Italic", cidfont_dict->GetStringFor("BaseFont")); |
| const CPDF_Dictionary* cidinfo_dict = |
| cidfont_dict->GetDictFor("CIDSystemInfo"); |
| ASSERT_TRUE(cidinfo_dict); |
| EXPECT_EQ("Adobe", cidinfo_dict->GetStringFor("Registry")); |
| EXPECT_EQ("Identity", cidinfo_dict->GetStringFor("Ordering")); |
| EXPECT_EQ(0, cidinfo_dict->GetNumberFor("Supplement")); |
| CheckFontDescriptor(cidfont_dict, FPDF_FONT_TRUETYPE, false, true, size, |
| data); |
| |
| // Check widths |
| const CPDF_Array* widths_array = cidfont_dict->GetArrayFor("W"); |
| ASSERT_TRUE(widths_array); |
| CheckCompositeFontWidths(widths_array, typed_font); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, NormalizeNegativeRotation) { |
| // Load document with a -90 degree rotation |
| EXPECT_TRUE(OpenDocument("bug_713197.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| EXPECT_NE(nullptr, page); |
| |
| EXPECT_EQ(3, FPDFPage_GetRotation(page)); |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, AddTrueTypeFontText) { |
| // Start with a blank page |
| FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); |
| { |
| const CPDF_Font* stock_font = CPDF_Font::GetStockFont(cpdf_doc(), "Arial"); |
| const uint8_t* data = stock_font->GetFont()->GetFontData(); |
| const uint32_t size = stock_font->GetFont()->GetSize(); |
| ScopedFPDFFont font( |
| FPDFText_LoadFont(document(), data, size, FPDF_FONT_TRUETYPE, 0)); |
| ASSERT_TRUE(font.get()); |
| |
| // Add some text to the page |
| FPDF_PAGEOBJECT text_object = |
| FPDFPageObj_CreateTextObj(document(), font.get(), 12.0f); |
| EXPECT_TRUE(text_object); |
| std::unique_ptr<unsigned short, pdfium::FreeDeleter> text = |
| GetFPDFWideString(L"I am testing my loaded font, WEE."); |
| EXPECT_TRUE(FPDFText_SetText(text_object, text.get())); |
| FPDFPageObj_Transform(text_object, 1, 0, 0, 1, 400, 400); |
| FPDFPage_InsertObject(page, text_object); |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char md5[] = "17d2b6cd574cf66170b09c8927529a94"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char md5[] = "d60ba39f9698e32360d99e727dd93165"; |
| #else |
| const char md5[] = "70592859010ffbf532a2237b8118bcc4"; |
| #endif // _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| CompareBitmap(page_bitmap.get(), 612, 792, md5); |
| |
| // Add some more text, same font |
| FPDF_PAGEOBJECT text_object2 = |
| FPDFPageObj_CreateTextObj(document(), font.get(), 15.0f); |
| std::unique_ptr<unsigned short, pdfium::FreeDeleter> text2 = |
| GetFPDFWideString(L"Bigger font size"); |
| EXPECT_TRUE(FPDFText_SetText(text_object2, text2.get())); |
| FPDFPageObj_Transform(text_object2, 1, 0, 0, 1, 200, 200); |
| FPDFPage_InsertObject(page, text_object2); |
| } |
| ScopedFPDFBitmap page_bitmap2 = RenderPageWithFlags(page, nullptr, 0); |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char md5_2[] = "8eded4193ff1f0f77b8b600a825e97ea"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char md5_2[] = "2199b579c49ab5f80c246a586a80ee90"; |
| #else |
| const char md5_2[] = "c1d10cce1761c4a998a16b2562030568"; |
| #endif // _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| CompareBitmap(page_bitmap2.get(), 612, 792, md5_2); |
| |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| FPDF_ClosePage(page); |
| |
| VerifySavedDocument(612, 792, md5_2); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, TransformAnnot) { |
| // Open a file with one annotation and load its first page. |
| ASSERT_TRUE(OpenDocument("annotation_highlight_long_content.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| { |
| // Add an underline annotation to the page without specifying its rectangle. |
| ScopedFPDFAnnotation annot( |
| FPDFPage_CreateAnnot(page, FPDF_ANNOT_UNDERLINE)); |
| ASSERT_TRUE(annot); |
| |
| // FPDFPage_TransformAnnots() should run without errors when modifying |
| // annotation rectangles. |
| FPDFPage_TransformAnnots(page, 1, 2, 3, 4, 5, 6); |
| } |
| UnloadPage(page); |
| } |
| |
| // TODO(npm): Add tests using Japanese fonts in other OS. |
| #if _FX_PLATFORM_ == _FX_PLATFORM_LINUX_ |
| TEST_F(FPDFEditEmbeddertest, AddCIDFontText) { |
| // Start with a blank page |
| FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); |
| CFX_Font CIDfont; |
| { |
| // First, get the data from the font |
| CIDfont.LoadSubst("IPAGothic", 1, 0, 400, 0, 932, 0); |
| EXPECT_EQ("IPAGothic", CIDfont.GetFaceName()); |
| const uint8_t* data = CIDfont.GetFontData(); |
| const uint32_t size = CIDfont.GetSize(); |
| |
| // Load the data into a FPDF_Font. |
| ScopedFPDFFont font( |
| FPDFText_LoadFont(document(), data, size, FPDF_FONT_TRUETYPE, 1)); |
| ASSERT_TRUE(font.get()); |
| |
| // Add some text to the page |
| FPDF_PAGEOBJECT text_object = |
| FPDFPageObj_CreateTextObj(document(), font.get(), 12.0f); |
| ASSERT_TRUE(text_object); |
| std::wstring wstr = L"ABCDEFGhijklmnop."; |
| std::unique_ptr<unsigned short, pdfium::FreeDeleter> text = |
| GetFPDFWideString(wstr); |
| EXPECT_TRUE(FPDFText_SetText(text_object, text.get())); |
| FPDFPageObj_Transform(text_object, 1, 0, 0, 1, 200, 200); |
| FPDFPage_InsertObject(page, text_object); |
| |
| // And add some Japanese characters |
| FPDF_PAGEOBJECT text_object2 = |
| FPDFPageObj_CreateTextObj(document(), font.get(), 18.0f); |
| ASSERT_TRUE(text_object2); |
| std::wstring wstr2 = |
| L"\u3053\u3093\u306B\u3061\u306f\u4e16\u754C\u3002\u3053\u3053\u306B1" |
| L"\u756A"; |
| std::unique_ptr<unsigned short, pdfium::FreeDeleter> text2 = |
| GetFPDFWideString(wstr2); |
| EXPECT_TRUE(FPDFText_SetText(text_object2, text2.get())); |
| FPDFPageObj_Transform(text_object2, 1, 0, 0, 1, 100, 500); |
| FPDFPage_InsertObject(page, text_object2); |
| } |
| |
| // Check that the text renders properly. |
| const char md5[] = "c68cd79aa72bf83a7b25271370d46b21"; |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, md5); |
| } |
| |
| // Save the document, close the page. |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| FPDF_ClosePage(page); |
| |
| VerifySavedDocument(612, 792, md5); |
| } |
| #endif // _FX_PLATFORM_ == _FX_PLATFORM_LINUX_ |
| |
| TEST_F(FPDFEditEmbeddertest, SaveAndRender) { |
| const char md5[] = "3c20472b0552c0c22b88ab1ed8c6202b"; |
| { |
| EXPECT_TRUE(OpenDocument("bug_779.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_NE(nullptr, page); |
| |
| // Now add a more complex blue path. |
| FPDF_PAGEOBJECT green_path = FPDFPageObj_CreateNewPath(20, 20); |
| EXPECT_TRUE(FPDFPath_SetFillColor(green_path, 0, 255, 0, 200)); |
| // TODO(npm): stroking will cause the MD5s to differ. |
| EXPECT_TRUE(FPDFPath_SetDrawMode(green_path, FPDF_FILLMODE_WINDING, 0)); |
| EXPECT_TRUE(FPDFPath_LineTo(green_path, 20, 63)); |
| EXPECT_TRUE(FPDFPath_BezierTo(green_path, 55, 55, 78, 78, 90, 90)); |
| EXPECT_TRUE(FPDFPath_LineTo(green_path, 133, 133)); |
| EXPECT_TRUE(FPDFPath_LineTo(green_path, 133, 33)); |
| EXPECT_TRUE(FPDFPath_BezierTo(green_path, 38, 33, 39, 36, 40, 40)); |
| EXPECT_TRUE(FPDFPath_Close(green_path)); |
| FPDFPage_InsertObject(page, green_path); |
| ScopedFPDFBitmap page_bitmap = RenderLoadedPage(page); |
| CompareBitmap(page_bitmap.get(), 612, 792, md5); |
| |
| // Now save the result, closing the page and document |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| } |
| |
| VerifySavedDocument(612, 792, md5); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, AddMark) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("text_in_page_marked.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| constexpr int kExpectedObjectCount = 19; |
| CheckMarkCounts(page, 1, kExpectedObjectCount, 8, 4, 9, 1); |
| |
| // Add to the first page object a "Bounds" mark with "Position": "First". |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, 0); |
| FPDF_PAGEOBJECTMARK mark = FPDFPageObj_AddMark(page_object, "Bounds"); |
| EXPECT_TRUE(mark); |
| EXPECT_TRUE(FPDFPageObjMark_SetStringParam(document(), page_object, mark, |
| "Position", "First")); |
| |
| CheckMarkCounts(page, 1, kExpectedObjectCount, 8, 4, 9, 2); |
| |
| // Save the file |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| |
| // Re-open the file and check the new mark is present. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| |
| CheckMarkCounts(saved_page, 1, kExpectedObjectCount, 8, 4, 9, 2); |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, SetMarkParam) { |
| // Load document with some text. |
| EXPECT_TRUE(OpenDocument("text_in_page_marked.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| constexpr int kExpectedObjectCount = 19; |
| CheckMarkCounts(page, 1, kExpectedObjectCount, 8, 4, 9, 1); |
| |
| // Check the "Bounds" mark's "Position" param is "Last". |
| FPDF_PAGEOBJECT page_object = FPDFPage_GetObject(page, 18); |
| FPDF_PAGEOBJECTMARK mark = FPDFPageObj_GetMark(page_object, 1); |
| ASSERT_TRUE(mark); |
| char buffer[256]; |
| ASSERT_GT(FPDFPageObjMark_GetName(mark, buffer, sizeof(buffer)), 0u); |
| ASSERT_EQ(L"Bounds", |
| GetPlatformWString(reinterpret_cast<unsigned short*>(buffer))); |
| unsigned long out_buffer_len; |
| ASSERT_TRUE(FPDFPageObjMark_GetParamStringValue( |
| mark, "Position", buffer, sizeof(buffer), &out_buffer_len)); |
| ASSERT_EQ(L"Last", |
| GetPlatformWString(reinterpret_cast<unsigned short*>(buffer))); |
| |
| // Set is to "End". |
| EXPECT_TRUE(FPDFPageObjMark_SetStringParam(document(), page_object, mark, |
| "Position", "End")); |
| |
| // Verify the object passed must correspond to the mark passed. |
| FPDF_PAGEOBJECT another_page_object = FPDFPage_GetObject(page, 17); |
| EXPECT_FALSE(FPDFPageObjMark_SetStringParam(document(), another_page_object, |
| mark, "Position", "End")); |
| |
| // Verify nothing else changed. |
| CheckMarkCounts(page, 1, kExpectedObjectCount, 8, 4, 9, 1); |
| |
| // Verify "Position" now maps to "End". |
| EXPECT_TRUE(FPDFPageObjMark_GetParamStringValue( |
| mark, "Position", buffer, sizeof(buffer), &out_buffer_len)); |
| EXPECT_EQ(L"End", |
| GetPlatformWString(reinterpret_cast<unsigned short*>(buffer))); |
| |
| // Save the file |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| UnloadPage(page); |
| |
| // Re-open the file and cerify "Position" still maps to "End". |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| |
| CheckMarkCounts(saved_page, 1, kExpectedObjectCount, 8, 4, 9, 1); |
| page_object = FPDFPage_GetObject(saved_page, 18); |
| mark = FPDFPageObj_GetMark(page_object, 1); |
| EXPECT_TRUE(FPDFPageObjMark_GetParamStringValue( |
| mark, "Position", buffer, sizeof(buffer), &out_buffer_len)); |
| EXPECT_EQ(L"End", |
| GetPlatformWString(reinterpret_cast<unsigned short*>(buffer))); |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, AddMarkedText) { |
| // Start with a blank page. |
| FPDF_PAGE page = FPDFPage_New(CreateNewDocument(), 0, 612, 792); |
| |
| const CPDF_Font* stock_font = CPDF_Font::GetStockFont(cpdf_doc(), "Arial"); |
| const uint8_t* data = stock_font->GetFont()->GetFontData(); |
| const uint32_t size = stock_font->GetFont()->GetSize(); |
| ScopedFPDFFont font( |
| FPDFText_LoadFont(document(), data, size, FPDF_FONT_TRUETYPE, 0)); |
| ASSERT_TRUE(font.get()); |
| |
| // Add some text to the page. |
| FPDF_PAGEOBJECT text_object = |
| FPDFPageObj_CreateTextObj(document(), font.get(), 12.0f); |
| |
| EXPECT_TRUE(text_object); |
| std::unique_ptr<unsigned short, pdfium::FreeDeleter> text1 = |
| GetFPDFWideString(L"I am testing my loaded font, WEE."); |
| EXPECT_TRUE(FPDFText_SetText(text_object, text1.get())); |
| FPDFPageObj_Transform(text_object, 1, 0, 0, 1, 400, 400); |
| FPDFPage_InsertObject(page, text_object); |
| |
| // Add a mark with the tag "TestMarkName" to that text. |
| EXPECT_EQ(0, FPDFPageObj_CountMarks(text_object)); |
| FPDF_PAGEOBJECTMARK mark = FPDFPageObj_AddMark(text_object, "TestMarkName"); |
| EXPECT_TRUE(mark); |
| EXPECT_EQ(1, FPDFPageObj_CountMarks(text_object)); |
| EXPECT_EQ(mark, FPDFPageObj_GetMark(text_object, 0)); |
| char buffer[256]; |
| EXPECT_GT(FPDFPageObjMark_GetName(mark, buffer, sizeof(buffer)), 0u); |
| std::wstring name = |
| GetPlatformWString(reinterpret_cast<unsigned short*>(buffer)); |
| EXPECT_EQ(L"TestMarkName", name); |
| |
| // Add parameters: |
| // - int "IntKey" : 42 |
| // - string "StringKey": "StringValue" |
| // - blob "BlobKey": "\x01\x02\x03\0BlobValue1\0\0\0BlobValue2\0" |
| constexpr const size_t kBlobLen = 28; |
| char kBlobValue[kBlobLen]; |
| memcpy(kBlobValue, "\x01\x02\x03\0BlobValue1\0\0\0BlobValue2\0", kBlobLen); |
| EXPECT_EQ(0, FPDFPageObjMark_CountParams(mark)); |
| EXPECT_TRUE( |
| FPDFPageObjMark_SetIntParam(document(), text_object, mark, "IntKey", 42)); |
| EXPECT_TRUE(FPDFPageObjMark_SetStringParam(document(), text_object, mark, |
| "StringKey", "StringValue")); |
| EXPECT_TRUE(FPDFPageObjMark_SetBlobParam(document(), text_object, mark, |
| "BlobKey", kBlobValue, kBlobLen)); |
| EXPECT_EQ(3, FPDFPageObjMark_CountParams(mark)); |
| |
| // Check the two parameters can be retrieved. |
| EXPECT_EQ(FPDF_OBJECT_NUMBER, |
| FPDFPageObjMark_GetParamValueType(mark, "IntKey")); |
| int int_value; |
| EXPECT_TRUE(FPDFPageObjMark_GetParamIntValue(mark, "IntKey", &int_value)); |
| EXPECT_EQ(42, int_value); |
| |
| EXPECT_EQ(FPDF_OBJECT_STRING, |
| FPDFPageObjMark_GetParamValueType(mark, "StringKey")); |
| unsigned long out_buffer_len; |
| EXPECT_TRUE(FPDFPageObjMark_GetParamStringValue( |
| mark, "StringKey", buffer, sizeof(buffer), &out_buffer_len)); |
| EXPECT_GT(out_buffer_len, 0u); |
| name = GetPlatformWString(reinterpret_cast<unsigned short*>(buffer)); |
| EXPECT_EQ(L"StringValue", name); |
| |
| EXPECT_EQ(FPDF_OBJECT_STRING, |
| FPDFPageObjMark_GetParamValueType(mark, "BlobKey")); |
| out_buffer_len = 0; |
| EXPECT_TRUE(FPDFPageObjMark_GetParamBlobValue( |
| mark, "BlobKey", buffer, sizeof(buffer), &out_buffer_len)); |
| EXPECT_EQ(kBlobLen, out_buffer_len); |
| EXPECT_EQ(0, memcmp(kBlobValue, buffer, kBlobLen)); |
| |
| // Render and check the bitmap is the expected one. |
| #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ |
| const char md5[] = "17d2b6cd574cf66170b09c8927529a94"; |
| #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ |
| const char md5[] = "d60ba39f9698e32360d99e727dd93165"; |
| #else |
| const char md5[] = "70592859010ffbf532a2237b8118bcc4"; |
| #endif |
| { |
| ScopedFPDFBitmap page_bitmap = RenderPageWithFlags(page, nullptr, 0); |
| CompareBitmap(page_bitmap.get(), 612, 792, md5); |
| } |
| |
| // Now save the result. |
| EXPECT_EQ(1, FPDFPage_CountObjects(page)); |
| EXPECT_TRUE(FPDFPage_GenerateContent(page)); |
| EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); |
| |
| FPDF_ClosePage(page); |
| |
| // Re-open the file and check the changes were kept in the saved .pdf. |
| OpenSavedDocument(nullptr); |
| FPDF_PAGE saved_page = LoadSavedPage(0); |
| EXPECT_EQ(1, FPDFPage_CountObjects(saved_page)); |
| |
| text_object = FPDFPage_GetObject(saved_page, 0); |
| EXPECT_TRUE(text_object); |
| EXPECT_EQ(1, FPDFPageObj_CountMarks(text_object)); |
| mark = FPDFPageObj_GetMark(text_object, 0); |
| EXPECT_TRUE(mark); |
| EXPECT_GT(FPDFPageObjMark_GetName(mark, buffer, sizeof(buffer)), 0u); |
| name = GetPlatformWString(reinterpret_cast<unsigned short*>(buffer)); |
| EXPECT_EQ(L"TestMarkName", name); |
| |
| CloseSavedPage(saved_page); |
| CloseSavedDocument(); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, ExtractImageBitmap) { |
| ASSERT_TRUE(OpenDocument("embedded_images.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| ASSERT_EQ(39, FPDFPage_CountObjects(page)); |
| |
| FPDF_PAGEOBJECT obj = FPDFPage_GetObject(page, 32); |
| EXPECT_NE(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); |
| EXPECT_FALSE(FPDFImageObj_GetBitmap(obj)); |
| |
| obj = FPDFPage_GetObject(page, 33); |
| ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); |
| FPDF_BITMAP bitmap = FPDFImageObj_GetBitmap(obj); |
| EXPECT_EQ(FPDFBitmap_BGR, FPDFBitmap_GetFormat(bitmap)); |
| CompareBitmap(bitmap, 109, 88, "d65e98d968d196abf13f78aec655ffae"); |
| FPDFBitmap_Destroy(bitmap); |
| |
| obj = FPDFPage_GetObject(page, 34); |
| ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); |
| bitmap = FPDFImageObj_GetBitmap(obj); |
| EXPECT_EQ(FPDFBitmap_BGR, FPDFBitmap_GetFormat(bitmap)); |
| CompareBitmap(bitmap, 103, 75, "1287711c84dbef767c435d11697661d6"); |
| FPDFBitmap_Destroy(bitmap); |
| |
| obj = FPDFPage_GetObject(page, 35); |
| ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); |
| bitmap = FPDFImageObj_GetBitmap(obj); |
| EXPECT_EQ(FPDFBitmap_Gray, FPDFBitmap_GetFormat(bitmap)); |
| CompareBitmap(bitmap, 92, 68, "9c6d76cb1e37ef8514f9455d759391f3"); |
| FPDFBitmap_Destroy(bitmap); |
| |
| obj = FPDFPage_GetObject(page, 36); |
| ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); |
| bitmap = FPDFImageObj_GetBitmap(obj); |
| EXPECT_EQ(FPDFBitmap_BGR, FPDFBitmap_GetFormat(bitmap)); |
| CompareBitmap(bitmap, 79, 60, "15cb6a49a2e354ed0e9f45dd34e3da1a"); |
| FPDFBitmap_Destroy(bitmap); |
| |
| obj = FPDFPage_GetObject(page, 37); |
| ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); |
| bitmap = FPDFImageObj_GetBitmap(obj); |
| EXPECT_EQ(FPDFBitmap_BGR, FPDFBitmap_GetFormat(bitmap)); |
| CompareBitmap(bitmap, 126, 106, "be5a64ba7890d2657522af6524118534"); |
| FPDFBitmap_Destroy(bitmap); |
| |
| obj = FPDFPage_GetObject(page, 38); |
| ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); |
| bitmap = FPDFImageObj_GetBitmap(obj); |
| EXPECT_EQ(FPDFBitmap_BGR, FPDFBitmap_GetFormat(bitmap)); |
| CompareBitmap(bitmap, 194, 119, "f9e24207ee1bc0db6c543d33a5f12ec5"); |
| FPDFBitmap_Destroy(bitmap); |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, ExtractJBigImageBitmap) { |
| ASSERT_TRUE(OpenDocument("bug_631912.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| ASSERT_EQ(1, FPDFPage_CountObjects(page)); |
| |
| FPDF_PAGEOBJECT obj = FPDFPage_GetObject(page, 0); |
| ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); |
| { |
| ScopedFPDFBitmap bitmap(FPDFImageObj_GetBitmap(obj)); |
| ASSERT_TRUE(bitmap); |
| EXPECT_EQ(FPDFBitmap_Gray, FPDFBitmap_GetFormat(bitmap.get())); |
| CompareBitmap(bitmap.get(), 1152, 720, "3f6a48e2b3e91b799bf34567f55cb4de"); |
| } |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, GetImageData) { |
| EXPECT_TRUE(OpenDocument("embedded_images.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| ASSERT_EQ(39, FPDFPage_CountObjects(page)); |
| |
| // Retrieve an image object with flate-encoded data stream. |
| FPDF_PAGEOBJECT obj = FPDFPage_GetObject(page, 33); |
| ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); |
| |
| // Check that the raw image data has the correct length and hash value. |
| unsigned long len = FPDFImageObj_GetImageDataRaw(obj, nullptr, 0); |
| std::vector<char> buf(len); |
| EXPECT_EQ(4091u, FPDFImageObj_GetImageDataRaw(obj, buf.data(), len)); |
| EXPECT_EQ("f73802327d2e88e890f653961bcda81a", |
| GenerateMD5Base16(reinterpret_cast<uint8_t*>(buf.data()), len)); |
| |
| // Check that the decoded image data has the correct length and hash value. |
| len = FPDFImageObj_GetImageDataDecoded(obj, nullptr, 0); |
| buf.clear(); |
| buf.resize(len); |
| EXPECT_EQ(28776u, FPDFImageObj_GetImageDataDecoded(obj, buf.data(), len)); |
| EXPECT_EQ("cb3637934bb3b95a6e4ae1ea9eb9e56e", |
| GenerateMD5Base16(reinterpret_cast<uint8_t*>(buf.data()), len)); |
| |
| // Retrieve an image obejct with DCTDecode-encoded data stream. |
| obj = FPDFPage_GetObject(page, 37); |
| ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); |
| |
| // Check that the raw image data has the correct length and hash value. |
| len = FPDFImageObj_GetImageDataRaw(obj, nullptr, 0); |
| buf.clear(); |
| buf.resize(len); |
| EXPECT_EQ(4370u, FPDFImageObj_GetImageDataRaw(obj, buf.data(), len)); |
| EXPECT_EQ("6aae1f3710335023a9e12191be66b64b", |
| GenerateMD5Base16(reinterpret_cast<uint8_t*>(buf.data()), len)); |
| |
| // Check that the decoded image data has the correct length and hash value, |
| // which should be the same as those of the raw data, since this image is |
| // encoded by a single DCTDecode filter and decoding is a noop. |
| len = FPDFImageObj_GetImageDataDecoded(obj, nullptr, 0); |
| buf.clear(); |
| buf.resize(len); |
| EXPECT_EQ(4370u, FPDFImageObj_GetImageDataDecoded(obj, buf.data(), len)); |
| EXPECT_EQ("6aae1f3710335023a9e12191be66b64b", |
| GenerateMD5Base16(reinterpret_cast<uint8_t*>(buf.data()), len)); |
| |
| UnloadPage(page); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, DestroyPageObject) { |
| FPDF_PAGEOBJECT rect = FPDFPageObj_CreateNewRect(10, 10, 20, 20); |
| ASSERT_TRUE(rect); |
| |
| // There should be no memory leaks with a call to FPDFPageObj_Destroy(). |
| FPDFPageObj_Destroy(rect); |
| } |
| |
| TEST_F(FPDFEditEmbeddertest, GetImageFilters) { |
| EXPECT_TRUE(OpenDocument("embedded_images.pdf")); |
| FPDF_PAGE page = LoadPage(0); |
| ASSERT_TRUE(page); |
| |
| // Verify that retrieving the filter of a non-image object would fail. |
| FPDF_PAGEOBJECT obj = FPDFPage_GetObject(page, 32); |
| ASSERT_NE(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); |
| ASSERT_EQ(0, FPDFImageObj_GetImageFilterCount(obj)); |
| EXPECT_EQ(0u, FPDFImageObj_GetImageFilter(obj, 0, nullptr, 0)); |
| |
| // Verify the returned filter string for an image object with a single filter. |
| obj = FPDFPage_GetObject(page, 33); |
| ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj)); |
| ASSERT_EQ(1, FPDFImageObj_GetImageFilterCount(obj)); |
| unsigned long len = FPDFImageObj_GetImageFilter(obj, 0, nullptr, 0); |
| std::vector<char> buf(len); |
| static constexpr char kFlateDecode[] = "FlateDecode"; |
| EXPECT_EQ(sizeof(kFlateDecode), |
| FPDFImageObj_GetImageFilter(obj, 0, buf.data(), len)); |
| EXPECT_STREQ(kFlateDecode, buf.data()); |
| EXPECT_EQ(0u, FPDFImageObj_GetImageFilter(obj, 1, nullptr, 0)); |
| |
| // Verify all the filters for an image object with a list of filters. |
| obj = FPDFPage_GetObject(page, 38); |
| ASSERT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(obj |