// Copyright 2017 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 <cwchar> #include <memory> #include <string> #include <vector> #include "core/fxcrt/fx_system.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" static constexpr char kContentsKey[] = "Contents"; class FPDFAnnotEmbeddertest : public EmbedderTest {}; std::wstring BufferToWString(const std::vector<char>& buf) { return GetPlatformWString(reinterpret_cast<FPDF_WIDESTRING>(buf.data())); } std::string BufferToString(const std::vector<char>& buf) { return GetPlatformString(reinterpret_cast<FPDF_WIDESTRING>(buf.data())); } TEST_F(FPDFAnnotEmbeddertest, RenderAnnotWithOnlyRolloverAP) { // Open a file with one annotation and load its first page. ASSERT_TRUE(OpenDocument("annotation_highlight_rollover_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); // This annotation has a malformed appearance stream, which does not have its // normal appearance defined, only its rollover appearance. In this case, its // normal appearance should be generated, allowing the highlight annotation to // still display. ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 612, 792, "dc98f06da047bd8aabfa99562d2cbd1e"); UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, RenderMultilineMarkupAnnotWithoutAP) { const char md5_hash[] = "76512832d88017668d9acc7aacd13dae"; // Open a file with multiline markup annotations. ASSERT_TRUE(OpenDocument("annotation_markup_multiline_no_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 595, 842, md5_hash); UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, ExtractHighlightLongContent) { // Open a file with one annotation and load its first page. ASSERT_TRUE(OpenDocument("annotation_highlight_long_content.pdf")); // TODO(thestig): This test should use LoadPage() and UnloadPage(), but one of // the FORM API calls in LoadPage() makes this test fail. So use // FPDF_LoadPage() and FPDF_ClosePage() for now. FPDF_PAGE page = FPDF_LoadPage(document(), 0); ASSERT_TRUE(page); // Check that there is a total of 1 annotation on its first page. EXPECT_EQ(1, FPDFPage_GetAnnotCount(page)); // Check that the annotation is of type "highlight". { ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); EXPECT_EQ(FPDF_ANNOT_HIGHLIGHT, FPDFAnnot_GetSubtype(annot.get())); // Check that the annotation color is yellow. unsigned int R; unsigned int G; unsigned int B; unsigned int A; ASSERT_TRUE(FPDFAnnot_GetColor(annot.get(), FPDFANNOT_COLORTYPE_Color, &R, &G, &B, &A)); EXPECT_EQ(255u, R); EXPECT_EQ(255u, G); EXPECT_EQ(0u, B); EXPECT_EQ(255u, A); // Check that the author is correct. static constexpr char kAuthorKey[] = "T"; EXPECT_EQ(FPDF_OBJECT_STRING, FPDFAnnot_GetValueType(annot.get(), kAuthorKey)); unsigned long len = FPDFAnnot_GetStringValue(annot.get(), kAuthorKey, nullptr, 0); std::vector<char> buf(len); EXPECT_EQ(28u, FPDFAnnot_GetStringValue(annot.get(), kAuthorKey, buf.data(), len)); EXPECT_STREQ(L"Jae Hyun Park", BufferToWString(buf).c_str()); // Check that the content is correct. EXPECT_EQ(FPDF_OBJECT_STRING, FPDFAnnot_GetValueType(annot.get(), kContentsKey)); len = FPDFAnnot_GetStringValue(annot.get(), kContentsKey, nullptr, 0); buf.clear(); buf.resize(len); EXPECT_EQ(2690u, FPDFAnnot_GetStringValue(annot.get(), kContentsKey, buf.data(), len)); const wchar_t contents[] = L"This is a note for that highlight annotation. Very long highlight " "annotation. Long long long Long long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long longLong long longLong long longLong long longLong long " "longLong long long. END"; EXPECT_STREQ(contents, BufferToWString(buf).c_str()); // Check that the quadpoints are correct. FS_QUADPOINTSF quadpoints; ASSERT_TRUE(FPDFAnnot_GetAttachmentPoints(annot.get(), 0, &quadpoints)); EXPECT_EQ(115.802643f, quadpoints.x1); EXPECT_EQ(718.913940f, quadpoints.y1); EXPECT_EQ(157.211182f, quadpoints.x4); EXPECT_EQ(706.264465f, quadpoints.y4); } FPDF_ClosePage(page); } TEST_F(FPDFAnnotEmbeddertest, ExtractInkMultiple) { // Open a file with three annotations and load its first page. ASSERT_TRUE(OpenDocument("annotation_ink_multiple.pdf")); // TODO(thestig): This test should use LoadPage() and UnloadPage(), but one of // the FORM API calls in LoadPage() makes this test fail. So use // FPDF_LoadPage() and FPDF_ClosePage() for now. FPDF_PAGE page = FPDF_LoadPage(document(), 0); ASSERT_TRUE(page); // Check that there is a total of 3 annotation on its first page. EXPECT_EQ(3, FPDFPage_GetAnnotCount(page)); { // Check that the third annotation is of type "ink". ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 2)); ASSERT_TRUE(annot); EXPECT_EQ(FPDF_ANNOT_INK, FPDFAnnot_GetSubtype(annot.get())); // Check that the annotation color is blue with opacity. unsigned int R; unsigned int G; unsigned int B; unsigned int A; ASSERT_TRUE(FPDFAnnot_GetColor(annot.get(), FPDFANNOT_COLORTYPE_Color, &R, &G, &B, &A)); EXPECT_EQ(0u, R); EXPECT_EQ(0u, G); EXPECT_EQ(255u, B); EXPECT_EQ(76u, A); // Check that there is no content. EXPECT_EQ(2u, FPDFAnnot_GetStringValue(annot.get(), kContentsKey, nullptr, 0)); // Check that the rectange coordinates are correct. // Note that upon rendering, the rectangle coordinates will be adjusted. FS_RECTF rect; ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &rect)); EXPECT_EQ(351.820404f, rect.left); EXPECT_EQ(583.830688f, rect.bottom); EXPECT_EQ(475.336090f, rect.right); EXPECT_EQ(681.535034f, rect.top); } FPDF_ClosePage(page); } TEST_F(FPDFAnnotEmbeddertest, AddIllegalSubtypeAnnotation) { // 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 annotation with an illegal subtype. ASSERT_FALSE(FPDFPage_CreateAnnot(page, -1)); UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, AddFirstTextAnnotation) { // Open a file with no annotation and load its first page. ASSERT_TRUE(OpenDocument("hello_world.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); EXPECT_EQ(0, FPDFPage_GetAnnotCount(page)); { // Add a text annotation to the page. ScopedFPDFAnnotation annot(FPDFPage_CreateAnnot(page, FPDF_ANNOT_TEXT)); ASSERT_TRUE(annot); // Check that there is now 1 annotations on this page. EXPECT_EQ(1, FPDFPage_GetAnnotCount(page)); // Check that the subtype of the annotation is correct. EXPECT_EQ(FPDF_ANNOT_TEXT, FPDFAnnot_GetSubtype(annot.get())); } { ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); EXPECT_EQ(FPDF_ANNOT_TEXT, FPDFAnnot_GetSubtype(annot.get())); // Set the color of the annotation. ASSERT_TRUE(FPDFAnnot_SetColor(annot.get(), FPDFANNOT_COLORTYPE_Color, 51, 102, 153, 204)); // Check that the color has been set correctly. unsigned int R; unsigned int G; unsigned int B; unsigned int A; ASSERT_TRUE(FPDFAnnot_GetColor(annot.get(), FPDFANNOT_COLORTYPE_Color, &R, &G, &B, &A)); EXPECT_EQ(51u, R); EXPECT_EQ(102u, G); EXPECT_EQ(153u, B); EXPECT_EQ(204u, A); // Change the color of the annotation. ASSERT_TRUE(FPDFAnnot_SetColor(annot.get(), FPDFANNOT_COLORTYPE_Color, 204, 153, 102, 51)); // Check that the color has been set correctly. ASSERT_TRUE(FPDFAnnot_GetColor(annot.get(), FPDFANNOT_COLORTYPE_Color, &R, &G, &B, &A)); EXPECT_EQ(204u, R); EXPECT_EQ(153u, G); EXPECT_EQ(102u, B); EXPECT_EQ(51u, A); // Set the annotation rectangle. FS_RECTF rect; ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &rect)); EXPECT_EQ(0.f, rect.left); EXPECT_EQ(0.f, rect.right); rect.left = 35; rect.bottom = 150; rect.right = 53; rect.top = 165; ASSERT_TRUE(FPDFAnnot_SetRect(annot.get(), &rect)); // Check that the annotation rectangle has been set correctly. ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &rect)); EXPECT_EQ(35.f, rect.left); EXPECT_EQ(150.f, rect.bottom); EXPECT_EQ(53.f, rect.right); EXPECT_EQ(165.f, rect.top); // Set the content of the annotation. static constexpr wchar_t kContents[] = L"Hello! This is a customized content."; std::unique_ptr<unsigned short, pdfium::FreeDeleter> text = GetFPDFWideString(kContents); ASSERT_TRUE( FPDFAnnot_SetStringValue(annot.get(), kContentsKey, text.get())); // Check that the content has been set correctly. unsigned long len = FPDFAnnot_GetStringValue(annot.get(), kContentsKey, nullptr, 0); std::vector<char> buf(len); EXPECT_EQ(74u, FPDFAnnot_GetStringValue(annot.get(), kContentsKey, buf.data(), len)); EXPECT_STREQ(kContents, BufferToWString(buf).c_str()); } UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, AddAndSaveUnderlineAnnotation) { // 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); // Check that there is a total of one annotation on its first page, and verify // its quadpoints. EXPECT_EQ(1, FPDFPage_GetAnnotCount(page)); FS_QUADPOINTSF quadpoints; { ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); ASSERT_TRUE(FPDFAnnot_GetAttachmentPoints(annot.get(), 0, &quadpoints)); EXPECT_EQ(115.802643f, quadpoints.x1); EXPECT_EQ(718.913940f, quadpoints.y1); EXPECT_EQ(157.211182f, quadpoints.x4); EXPECT_EQ(706.264465f, quadpoints.y4); } // Add an underline annotation to the page and set its quadpoints. { ScopedFPDFAnnotation annot( FPDFPage_CreateAnnot(page, FPDF_ANNOT_UNDERLINE)); ASSERT_TRUE(annot); quadpoints.x1 = 140.802643f; quadpoints.x3 = 140.802643f; ASSERT_TRUE(FPDFAnnot_AppendAttachmentPoints(annot.get(), &quadpoints)); } // Save the document, closing the page and document. EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); UnloadPage(page); // Open the saved document. const char md5[] = "dba153419f67b7c0c0e3d22d3e8910d5"; OpenSavedDocument(); page = LoadSavedPage(0); VerifySavedRendering(page, 612, 792, md5); // Check that the saved document has 2 annotations on the first page EXPECT_EQ(2, FPDFPage_GetAnnotCount(page)); { // Check that the second annotation is an underline annotation and verify // its quadpoints. ScopedFPDFAnnotation new_annot(FPDFPage_GetAnnot(page, 1)); ASSERT_TRUE(new_annot); EXPECT_EQ(FPDF_ANNOT_UNDERLINE, FPDFAnnot_GetSubtype(new_annot.get())); FS_QUADPOINTSF new_quadpoints; ASSERT_TRUE( FPDFAnnot_GetAttachmentPoints(new_annot.get(), 0, &new_quadpoints)); EXPECT_NEAR(quadpoints.x1, new_quadpoints.x1, 0.001f); EXPECT_NEAR(quadpoints.y1, new_quadpoints.y1, 0.001f); EXPECT_NEAR(quadpoints.x4, new_quadpoints.x4, 0.001f); EXPECT_NEAR(quadpoints.y4, new_quadpoints.y4, 0.001f); } CloseSavedPage(page); CloseSavedDocument(); } TEST_F(FPDFAnnotEmbeddertest, GetAndSetQuadPoints) { // Open a file with four annotations and load its first page. ASSERT_TRUE(OpenDocument("annotation_highlight_square_with_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); EXPECT_EQ(4, FPDFPage_GetAnnotCount(page)); // Retrieve the highlight annotation. FPDF_ANNOTATION annot = FPDFPage_GetAnnot(page, 0); ASSERT_TRUE(annot); ASSERT_EQ(FPDF_ANNOT_HIGHLIGHT, FPDFAnnot_GetSubtype(annot)); FS_QUADPOINTSF quadpoints; ASSERT_TRUE(FPDFAnnot_GetAttachmentPoints(annot, 0, &quadpoints)); { // Verify the current one set of quadpoints. ASSERT_EQ(1u, FPDFAnnot_CountAttachmentPoints(annot)); EXPECT_NEAR(72.0000f, quadpoints.x1, 0.001f); EXPECT_NEAR(720.792f, quadpoints.y1, 0.001f); EXPECT_NEAR(132.055f, quadpoints.x4, 0.001f); EXPECT_NEAR(704.796f, quadpoints.y4, 0.001f); } { // Update the quadpoints. FS_QUADPOINTSF new_quadpoints = quadpoints; new_quadpoints.y1 -= 20.f; new_quadpoints.y2 -= 20.f; new_quadpoints.y3 -= 20.f; new_quadpoints.y4 -= 20.f; ASSERT_TRUE(FPDFAnnot_SetAttachmentPoints(annot, 0, &new_quadpoints)); // Verify added quadpoint set ASSERT_EQ(1u, FPDFAnnot_CountAttachmentPoints(annot)); ASSERT_TRUE(FPDFAnnot_GetAttachmentPoints(annot, 0, &quadpoints)); EXPECT_NEAR(new_quadpoints.x1, quadpoints.x1, 0.001f); EXPECT_NEAR(new_quadpoints.y1, quadpoints.y1, 0.001f); EXPECT_NEAR(new_quadpoints.x4, quadpoints.x4, 0.001f); EXPECT_NEAR(new_quadpoints.y4, quadpoints.y4, 0.001f); } { // Append a new set of quadpoints. FS_QUADPOINTSF new_quadpoints = quadpoints; new_quadpoints.y1 += 20.f; new_quadpoints.y2 += 20.f; new_quadpoints.y3 += 20.f; new_quadpoints.y4 += 20.f; ASSERT_TRUE(FPDFAnnot_AppendAttachmentPoints(annot, &new_quadpoints)); // Verify added quadpoint set ASSERT_EQ(2u, FPDFAnnot_CountAttachmentPoints(annot)); ASSERT_TRUE(FPDFAnnot_GetAttachmentPoints(annot, 1, &quadpoints)); EXPECT_NEAR(new_quadpoints.x1, quadpoints.x1, 0.001f); EXPECT_NEAR(new_quadpoints.y1, quadpoints.y1, 0.001f); EXPECT_NEAR(new_quadpoints.x4, quadpoints.x4, 0.001f); EXPECT_NEAR(new_quadpoints.y4, quadpoints.y4, 0.001f); } { // Setting and getting quadpoints at out-of-bound index should fail EXPECT_FALSE(FPDFAnnot_SetAttachmentPoints(annot, 300000, &quadpoints)); EXPECT_FALSE(FPDFAnnot_GetAttachmentPoints(annot, 300000, &quadpoints)); } FPDFPage_CloseAnnot(annot); // Retrieve the square annotation FPDF_ANNOTATION squareAnnot = FPDFPage_GetAnnot(page, 2); { // Check that attempting to set its quadpoints would fail ASSERT_TRUE(squareAnnot); EXPECT_EQ(FPDF_ANNOT_SQUARE, FPDFAnnot_GetSubtype(squareAnnot)); EXPECT_EQ(0u, FPDFAnnot_CountAttachmentPoints(squareAnnot)); EXPECT_FALSE(FPDFAnnot_SetAttachmentPoints(squareAnnot, 0, &quadpoints)); } FPDFPage_CloseAnnot(squareAnnot); UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, ModifyRectQuadpointsWithAP) { #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ const char md5_original[] = "63af8432fab95a67cdebb7cd0e514941"; const char md5_modified_highlight[] = "aec26075011349dec9bace891856b5f2"; const char md5_modified_square[] = "057f57a32be95975775e5ec513fdcb56"; #elif _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_ const char md5_original[] = "0e27376094f11490f74c65f3dc3a42c5"; const char md5_modified_highlight[] = "66f3caef3a7d488a4fa1ad37fc06310e"; const char md5_modified_square[] = "a456dad0bc6801ee2d6408a4394af563"; #else const char md5_original[] = "0e27376094f11490f74c65f3dc3a42c5"; const char md5_modified_highlight[] = "66f3caef3a7d488a4fa1ad37fc06310e"; const char md5_modified_square[] = "a456dad0bc6801ee2d6408a4394af563"; #endif // Open a file with four annotations and load its first page. ASSERT_TRUE(OpenDocument("annotation_highlight_square_with_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); EXPECT_EQ(4, FPDFPage_GetAnnotCount(page)); // Check that the original file renders correctly. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 612, 792, md5_original); } FS_RECTF rect; FS_RECTF new_rect; // Retrieve the highlight annotation which has its AP stream already defined. { ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); EXPECT_EQ(FPDF_ANNOT_HIGHLIGHT, FPDFAnnot_GetSubtype(annot.get())); // Check that color cannot be set when an AP stream is defined already. EXPECT_FALSE(FPDFAnnot_SetColor(annot.get(), FPDFANNOT_COLORTYPE_Color, 51, 102, 153, 204)); // Verify its attachment points. FS_QUADPOINTSF quadpoints; ASSERT_TRUE(FPDFAnnot_GetAttachmentPoints(annot.get(), 0, &quadpoints)); EXPECT_NEAR(72.0000f, quadpoints.x1, 0.001f); EXPECT_NEAR(720.792f, quadpoints.y1, 0.001f); EXPECT_NEAR(132.055f, quadpoints.x4, 0.001f); EXPECT_NEAR(704.796f, quadpoints.y4, 0.001f); // Check that updating the attachment points would succeed. quadpoints.x1 -= 50.f; quadpoints.x2 -= 50.f; quadpoints.x3 -= 50.f; quadpoints.x4 -= 50.f; ASSERT_TRUE(FPDFAnnot_SetAttachmentPoints(annot.get(), 0, &quadpoints)); FS_QUADPOINTSF new_quadpoints; ASSERT_TRUE(FPDFAnnot_GetAttachmentPoints(annot.get(), 0, &new_quadpoints)); EXPECT_EQ(quadpoints.x1, new_quadpoints.x1); EXPECT_EQ(quadpoints.y1, new_quadpoints.y1); EXPECT_EQ(quadpoints.x4, new_quadpoints.x4); EXPECT_EQ(quadpoints.y4, new_quadpoints.y4); // Check that updating quadpoints does not change the annotation's position. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 612, 792, md5_original); } // Verify its annotation rectangle. ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &rect)); EXPECT_NEAR(67.7299f, rect.left, 0.001f); EXPECT_NEAR(704.296f, rect.bottom, 0.001f); EXPECT_NEAR(136.325f, rect.right, 0.001f); EXPECT_NEAR(721.292f, rect.top, 0.001f); // Check that updating the rectangle would succeed. rect.left -= 60.f; rect.right -= 60.f; ASSERT_TRUE(FPDFAnnot_SetRect(annot.get(), &rect)); ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &new_rect)); EXPECT_EQ(rect.right, new_rect.right); } // Check that updating the rectangle changes the annotation's position. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 612, 792, md5_modified_highlight); } { // Retrieve the square annotation which has its AP stream already defined. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 2)); ASSERT_TRUE(annot); EXPECT_EQ(FPDF_ANNOT_SQUARE, FPDFAnnot_GetSubtype(annot.get())); // Check that updating the rectangle would succeed. ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &rect)); rect.left += 70.f; rect.right += 70.f; ASSERT_TRUE(FPDFAnnot_SetRect(annot.get(), &rect)); ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &new_rect)); EXPECT_EQ(rect.right, new_rect.right); // Check that updating the rectangle changes the square annotation's // position. ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 612, 792, md5_modified_square); } UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, CountAttachmentPoints) { // Open a file with multiline markup annotations. ASSERT_TRUE(OpenDocument("annotation_markup_multiline_no_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); { ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); // This is a three line annotation. EXPECT_EQ(3u, FPDFAnnot_CountAttachmentPoints(annot.get())); } UnloadPage(page); // null annotation should return 0 EXPECT_EQ(0u, FPDFAnnot_CountAttachmentPoints(nullptr)); } TEST_F(FPDFAnnotEmbeddertest, RemoveAnnotation) { // Open a file with 3 annotations on its first page. ASSERT_TRUE(OpenDocument("annotation_ink_multiple.pdf")); // TODO(thestig): This test should use LoadPage() and UnloadPage(), but one of // the FORM API calls in LoadPage() makes this test fail. So use // FPDF_LoadPage() and FPDF_ClosePage() for now. FPDF_PAGE page = FPDF_LoadPage(document(), 0); ASSERT_TRUE(page); EXPECT_EQ(3, FPDFPage_GetAnnotCount(page)); FS_RECTF rect; // Check that the annotations have the expected rectangle coordinates. { ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &rect)); EXPECT_NEAR(86.1971f, rect.left, 0.001f); } { ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 1)); ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &rect)); EXPECT_NEAR(149.8127f, rect.left, 0.001f); } { ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 2)); ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &rect)); EXPECT_NEAR(351.8204f, rect.left, 0.001f); } // Check that nothing happens when attempting to remove an annotation with an // out-of-bound index. EXPECT_FALSE(FPDFPage_RemoveAnnot(page, 4)); EXPECT_FALSE(FPDFPage_RemoveAnnot(page, -1)); EXPECT_EQ(3, FPDFPage_GetAnnotCount(page)); // Remove the second annotation. EXPECT_TRUE(FPDFPage_RemoveAnnot(page, 1)); EXPECT_EQ(2, FPDFPage_GetAnnotCount(page)); EXPECT_FALSE(FPDFPage_GetAnnot(page, 2)); // Save the document, closing the page and document. EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); FPDF_ClosePage(page); // TODO(npm): VerifySavedRendering changes annot rect dimensions by 1?? // Open the saved document. std::string new_file = GetString(); FPDF_FILEACCESS file_access; memset(&file_access, 0, sizeof(file_access)); file_access.m_FileLen = new_file.size(); file_access.m_GetBlock = GetBlockFromString; file_access.m_Param = &new_file; FPDF_DOCUMENT new_doc = FPDF_LoadCustomDocument(&file_access, nullptr); ASSERT_TRUE(new_doc); FPDF_PAGE new_page = FPDF_LoadPage(new_doc, 0); ASSERT_TRUE(new_page); // Check that the saved document has 2 annotations on the first page. EXPECT_EQ(2, FPDFPage_GetAnnotCount(new_page)); // Check that the remaining 2 annotations are the original 1st and 3rd ones // by verifying their rectangle coordinates. { ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(new_page, 0)); ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &rect)); EXPECT_NEAR(86.1971f, rect.left, 0.001f); } { ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(new_page, 1)); ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &rect)); EXPECT_NEAR(351.8204f, rect.left, 0.001f); } FPDF_ClosePage(new_page); FPDF_CloseDocument(new_doc); } TEST_F(FPDFAnnotEmbeddertest, AddAndModifyPath) { #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ const char md5_original[] = "c35408717759562d1f8bf33d317483d2"; const char md5_modified_path[] = "873b92ea83ccf006e58415d866ce145b"; const char md5_two_paths[] = "6f1f1c91f50240e9cc9d7c87c48b93a7"; const char md5_new_annot[] = "078bf58f939645ac305854f31ee9a828"; #else const char md5_original[] = "964f89bbe8911e540a465cf1a64b7f7e"; const char md5_modified_path[] = "5a4a6091cff648a4ece3ce7e245e3e38"; const char md5_two_paths[] = "d6e4072a4415cfc6ec17201fb6be0ee0"; const char md5_new_annot[] = "fc338b97bf66a656916c6198697a8a28"; #endif // Open a file with two annotations and load its first page. ASSERT_TRUE(OpenDocument("annotation_stamp_with_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); EXPECT_EQ(2, FPDFPage_GetAnnotCount(page)); // Check that the page renders correctly. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 595, 842, md5_original); } { // Retrieve the stamp annotation which has its AP stream already defined. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); // Check that this annotation has one path object and retrieve it. EXPECT_EQ(1, FPDFAnnot_GetObjectCount(annot.get())); ASSERT_EQ(32, FPDFPage_CountObjects(page)); FPDF_PAGEOBJECT path = FPDFAnnot_GetObject(annot.get(), 1); EXPECT_FALSE(path); path = FPDFAnnot_GetObject(annot.get(), 0); EXPECT_EQ(FPDF_PAGEOBJ_PATH, FPDFPageObj_GetType(path)); EXPECT_TRUE(path); // Modify the color of the path object. EXPECT_TRUE(FPDFPath_SetStrokeColor(path, 0, 0, 0, 255)); EXPECT_TRUE(FPDFAnnot_UpdateObject(annot.get(), path)); // Check that the page with the modified annotation renders correctly. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 595, 842, md5_modified_path); } // Add a second path object to the same annotation. FPDF_PAGEOBJECT dot = FPDFPageObj_CreateNewPath(7, 84); EXPECT_TRUE(FPDFPath_BezierTo(dot, 9, 86, 10, 87, 11, 88)); EXPECT_TRUE(FPDFPath_SetStrokeColor(dot, 255, 0, 0, 100)); EXPECT_TRUE(FPDFPath_SetStrokeWidth(dot, 14)); EXPECT_TRUE(FPDFPath_SetDrawMode(dot, 0, 1)); EXPECT_TRUE(FPDFAnnot_AppendObject(annot.get(), dot)); EXPECT_EQ(2, FPDFAnnot_GetObjectCount(annot.get())); // The object is in the annontation, not in the page, so the page object // array should not change. ASSERT_EQ(32, FPDFPage_CountObjects(page)); // Check that the page with an annotation with two paths renders correctly. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 595, 842, md5_two_paths); } // Delete the newly added path object. EXPECT_TRUE(FPDFAnnot_RemoveObject(annot.get(), 1)); EXPECT_EQ(1, FPDFAnnot_GetObjectCount(annot.get())); ASSERT_EQ(32, FPDFPage_CountObjects(page)); } // Check that the page renders the same as before. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 595, 842, md5_modified_path); } FS_RECTF rect; { // Create another stamp annotation and set its annotation rectangle. ScopedFPDFAnnotation annot(FPDFPage_CreateAnnot(page, FPDF_ANNOT_STAMP)); ASSERT_TRUE(annot); rect.left = 200.f; rect.bottom = 400.f; rect.right = 500.f; rect.top = 600.f; EXPECT_TRUE(FPDFAnnot_SetRect(annot.get(), &rect)); // Add a new path to the annotation. FPDF_PAGEOBJECT check = FPDFPageObj_CreateNewPath(200, 500); EXPECT_TRUE(FPDFPath_LineTo(check, 300, 400)); EXPECT_TRUE(FPDFPath_LineTo(check, 500, 600)); EXPECT_TRUE(FPDFPath_MoveTo(check, 350, 550)); EXPECT_TRUE(FPDFPath_LineTo(check, 450, 450)); EXPECT_TRUE(FPDFPath_SetStrokeColor(check, 0, 255, 255, 180)); EXPECT_TRUE(FPDFPath_SetStrokeWidth(check, 8.35f)); EXPECT_TRUE(FPDFPath_SetDrawMode(check, 0, 1)); EXPECT_TRUE(FPDFAnnot_AppendObject(annot.get(), check)); EXPECT_EQ(1, FPDFAnnot_GetObjectCount(annot.get())); // Check that the annotation's bounding box came from its rectangle. FS_RECTF new_rect; ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &new_rect)); EXPECT_EQ(rect.left, new_rect.left); EXPECT_EQ(rect.bottom, new_rect.bottom); EXPECT_EQ(rect.right, new_rect.right); EXPECT_EQ(rect.top, new_rect.top); } // Save the document, closing the page and document. EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); UnloadPage(page); // Open the saved document. OpenSavedDocument(); page = LoadSavedPage(0); VerifySavedRendering(page, 595, 842, md5_new_annot); // Check that the document has a correct count of annotations and objects. EXPECT_EQ(3, FPDFPage_GetAnnotCount(page)); { ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 2)); ASSERT_TRUE(annot); EXPECT_EQ(1, FPDFAnnot_GetObjectCount(annot.get())); // Check that the new annotation's rectangle is as defined. FS_RECTF new_rect; ASSERT_TRUE(FPDFAnnot_GetRect(annot.get(), &new_rect)); EXPECT_EQ(rect.left, new_rect.left); EXPECT_EQ(rect.bottom, new_rect.bottom); EXPECT_EQ(rect.right, new_rect.right); EXPECT_EQ(rect.top, new_rect.top); } CloseSavedPage(page); CloseSavedDocument(); } TEST_F(FPDFAnnotEmbeddertest, ModifyAnnotationFlags) { // Open a file with an annotation and load its first page. ASSERT_TRUE(OpenDocument("annotation_highlight_rollover_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); // Check that the page renders correctly. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 612, 792, "dc98f06da047bd8aabfa99562d2cbd1e"); } { // Retrieve the annotation. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); // Check that the original flag values are as expected. int flags = FPDFAnnot_GetFlags(annot.get()); EXPECT_FALSE(flags & FPDF_ANNOT_FLAG_HIDDEN); EXPECT_TRUE(flags & FPDF_ANNOT_FLAG_PRINT); // Set the HIDDEN flag. flags |= FPDF_ANNOT_FLAG_HIDDEN; EXPECT_TRUE(FPDFAnnot_SetFlags(annot.get(), flags)); flags = FPDFAnnot_GetFlags(annot.get()); EXPECT_TRUE(flags & FPDF_ANNOT_FLAG_HIDDEN); EXPECT_TRUE(flags & FPDF_ANNOT_FLAG_PRINT); // Check that the page renders correctly without rendering the annotation. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 612, 792, "1940568c9ba33bac5d0b1ee9558c76b3"); } // Unset the HIDDEN flag. EXPECT_TRUE(FPDFAnnot_SetFlags(annot.get(), FPDF_ANNOT_FLAG_NONE)); EXPECT_FALSE(FPDFAnnot_GetFlags(annot.get())); flags &= ~FPDF_ANNOT_FLAG_HIDDEN; EXPECT_TRUE(FPDFAnnot_SetFlags(annot.get(), flags)); flags = FPDFAnnot_GetFlags(annot.get()); EXPECT_FALSE(flags & FPDF_ANNOT_FLAG_HIDDEN); EXPECT_TRUE(flags & FPDF_ANNOT_FLAG_PRINT); // Check that the page renders correctly as before. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 612, 792, "dc98f06da047bd8aabfa99562d2cbd1e"); } } UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, AddAndModifyImage) { #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ const char md5_original[] = "c35408717759562d1f8bf33d317483d2"; const char md5_new_image[] = "ff012f5697436dfcaec25b32d1333596"; const char md5_modified_image[] = "86cf8cb2755a7a2046a543e66d9c1e61"; #else const char md5_original[] = "964f89bbe8911e540a465cf1a64b7f7e"; const char md5_new_image[] = "9ea8732dc9d579f68853f16892856208"; const char md5_modified_image[] = "74239d2a8c55c9de1dbb9cd8781895aa"; #endif // Open a file with two annotations and load its first page. ASSERT_TRUE(OpenDocument("annotation_stamp_with_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); EXPECT_EQ(2, FPDFPage_GetAnnotCount(page)); // Check that the page renders correctly. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 595, 842, md5_original); } constexpr int kBitmapSize = 200; FPDF_BITMAP image_bitmap; { // Create a stamp annotation and set its annotation rectangle. ScopedFPDFAnnotation annot(FPDFPage_CreateAnnot(page, FPDF_ANNOT_STAMP)); ASSERT_TRUE(annot); FS_RECTF rect; rect.left = 200.f; rect.bottom = 600.f; rect.right = 400.f; rect.top = 800.f; EXPECT_TRUE(FPDFAnnot_SetRect(annot.get(), &rect)); // Add a solid-color translucent image object to the new annotation. image_bitmap = FPDFBitmap_Create(kBitmapSize, kBitmapSize, 1); FPDFBitmap_FillRect(image_bitmap, 0, 0, kBitmapSize, kBitmapSize, 0xeeeecccc); EXPECT_EQ(kBitmapSize, FPDFBitmap_GetWidth(image_bitmap)); EXPECT_EQ(kBitmapSize, FPDFBitmap_GetHeight(image_bitmap)); FPDF_PAGEOBJECT image_object = FPDFPageObj_NewImageObj(document()); ASSERT_TRUE(FPDFImageObj_SetBitmap(&page, 0, image_object, image_bitmap)); ASSERT_TRUE(FPDFImageObj_SetMatrix(image_object, kBitmapSize, 0, 0, kBitmapSize, 0, 0)); FPDFPageObj_Transform(image_object, 1, 0, 0, 1, 200, 600); EXPECT_TRUE(FPDFAnnot_AppendObject(annot.get(), image_object)); } // Check that the page renders correctly with the new image object. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 595, 842, md5_new_image); } { // Retrieve the newly added stamp annotation and its image object. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 2)); ASSERT_TRUE(annot); EXPECT_EQ(1, FPDFAnnot_GetObjectCount(annot.get())); FPDF_PAGEOBJECT image_object = FPDFAnnot_GetObject(annot.get(), 0); EXPECT_EQ(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(image_object)); // Modify the image in the new annotation. FPDFBitmap_FillRect(image_bitmap, 0, 0, kBitmapSize, kBitmapSize, 0xff000000); ASSERT_TRUE(FPDFImageObj_SetBitmap(&page, 0, image_object, image_bitmap)); EXPECT_TRUE(FPDFAnnot_UpdateObject(annot.get(), image_object)); } // Save the document, closing the page and document. EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); UnloadPage(page); FPDFBitmap_Destroy(image_bitmap); // Test that the saved document renders the modified image object correctly. VerifySavedDocument(595, 842, md5_modified_image); } TEST_F(FPDFAnnotEmbeddertest, AddAndModifyText) { #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ const char md5_original[] = "c35408717759562d1f8bf33d317483d2"; const char md5_new_text[] = "e5680ed048c2cfd9a1d27212cdf41286"; const char md5_modified_text[] = "79f5cfb0b07caaf936f65f6a7a57ce77"; #else const char md5_original[] = "964f89bbe8911e540a465cf1a64b7f7e"; const char md5_new_text[] = "00b14fa2dc1c90d1b0d034e1608efef5"; const char md5_modified_text[] = "076c8f24a09ddc0e49f7e758edead6f0"; #endif // Open a file with two annotations and load its first page. ASSERT_TRUE(OpenDocument("annotation_stamp_with_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); EXPECT_EQ(2, FPDFPage_GetAnnotCount(page)); // Check that the page renders correctly. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 595, 842, md5_original); } { // Create a stamp annotation and set its annotation rectangle. ScopedFPDFAnnotation annot(FPDFPage_CreateAnnot(page, FPDF_ANNOT_STAMP)); ASSERT_TRUE(annot); FS_RECTF rect; rect.left = 200.f; rect.bottom = 550.f; rect.right = 450.f; rect.top = 650.f; EXPECT_TRUE(FPDFAnnot_SetRect(annot.get(), &rect)); // Add a translucent text object to the new annotation. FPDF_PAGEOBJECT text_object = FPDFPageObj_NewTextObj(document(), "Arial", 12.0f); EXPECT_TRUE(text_object); std::unique_ptr<unsigned short, pdfium::FreeDeleter> text = GetFPDFWideString(L"I'm a translucent text laying on other text."); EXPECT_TRUE(FPDFText_SetText(text_object, text.get())); EXPECT_TRUE(FPDFText_SetFillColor(text_object, 0, 0, 255, 150)); FPDFPageObj_Transform(text_object, 1, 0, 0, 1, 200, 600); EXPECT_TRUE(FPDFAnnot_AppendObject(annot.get(), text_object)); } // Check that the page renders correctly with the new text object. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 595, 842, md5_new_text); } { // Retrieve the newly added stamp annotation and its text object. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 2)); ASSERT_TRUE(annot); EXPECT_EQ(1, FPDFAnnot_GetObjectCount(annot.get())); FPDF_PAGEOBJECT text_object = FPDFAnnot_GetObject(annot.get(), 0); EXPECT_EQ(FPDF_PAGEOBJ_TEXT, FPDFPageObj_GetType(text_object)); // Modify the text in the new annotation. std::unique_ptr<unsigned short, pdfium::FreeDeleter> new_text = GetFPDFWideString(L"New text!"); EXPECT_TRUE(FPDFText_SetText(text_object, new_text.get())); EXPECT_TRUE(FPDFAnnot_UpdateObject(annot.get(), text_object)); } // Check that the page renders correctly with the modified text object. { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 595, 842, md5_modified_text); } // Remove the new annotation, and check that the page renders as before. EXPECT_TRUE(FPDFPage_RemoveAnnot(page, 2)); { ScopedFPDFBitmap bitmap = RenderLoadedPageWithFlags(page, FPDF_ANNOT); CompareBitmap(bitmap.get(), 595, 842, md5_original); } UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, GetSetStringValue) { // Open a file with four annotations and load its first page. ASSERT_TRUE(OpenDocument("annotation_stamp_with_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); static constexpr char kDateKey[] = "M"; static constexpr wchar_t kNewDate[] = L"D:201706282359Z00'00'"; { // Retrieve the first annotation. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); // Check that a non-existent key does not exist. EXPECT_FALSE(FPDFAnnot_HasKey(annot.get(), "none")); // Check that the string value of a non-string dictionary entry is empty. static constexpr char kApKey[] = "AP"; EXPECT_TRUE(FPDFAnnot_HasKey(annot.get(), kApKey)); EXPECT_EQ(FPDF_OBJECT_REFERENCE, FPDFAnnot_GetValueType(annot.get(), kApKey)); EXPECT_EQ(2u, FPDFAnnot_GetStringValue(annot.get(), kApKey, nullptr, 0)); // Check that the string value of the hash is correct. static constexpr char kHashKey[] = "AAPL:Hash"; EXPECT_EQ(FPDF_OBJECT_NAME, FPDFAnnot_GetValueType(annot.get(), kHashKey)); unsigned long len = FPDFAnnot_GetStringValue(annot.get(), kHashKey, nullptr, 0); std::vector<char> buf(len); EXPECT_EQ(66u, FPDFAnnot_GetStringValue(annot.get(), kHashKey, buf.data(), len)); EXPECT_STREQ(L"395fbcb98d558681742f30683a62a2ad", BufferToWString(buf).c_str()); // Check that the string value of the modified date is correct. EXPECT_EQ(FPDF_OBJECT_NAME, FPDFAnnot_GetValueType(annot.get(), kHashKey)); len = FPDFAnnot_GetStringValue(annot.get(), kDateKey, nullptr, 0); buf.clear(); buf.resize(len); EXPECT_EQ(44u, FPDFAnnot_GetStringValue(annot.get(), kDateKey, buf.data(), len)); EXPECT_STREQ(L"D:201706071721Z00'00'", BufferToWString(buf).c_str()); // Update the date entry for the annotation. std::unique_ptr<unsigned short, pdfium::FreeDeleter> text = GetFPDFWideString(kNewDate); EXPECT_TRUE(FPDFAnnot_SetStringValue(annot.get(), kDateKey, text.get())); } // Save the document, closing the page and document. EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); UnloadPage(page); #if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_ const char md5[] = "4d64e61c9c0f8c60ab3cc3234bb73b1c"; #else const char md5[] = "c96ee1f316d7f5a1b154de9f9d467f01"; #endif // Open the saved annotation. OpenSavedDocument(); page = LoadSavedPage(0); VerifySavedRendering(page, 595, 842, md5); { ScopedFPDFAnnotation new_annot(FPDFPage_GetAnnot(page, 0)); // Check that the string value of the modified date is the newly-set value. EXPECT_EQ(FPDF_OBJECT_STRING, FPDFAnnot_GetValueType(new_annot.get(), kDateKey)); unsigned long len = FPDFAnnot_GetStringValue(new_annot.get(), kDateKey, nullptr, 0); std::vector<char> buf(len); EXPECT_EQ(44u, FPDFAnnot_GetStringValue(new_annot.get(), kDateKey, buf.data(), len)); EXPECT_STREQ(kNewDate, BufferToWString(buf).c_str()); } CloseSavedPage(page); CloseSavedDocument(); } TEST_F(FPDFAnnotEmbeddertest, GetSetAP) { // Open a file with four annotations and load its first page. ASSERT_TRUE(OpenDocument("annotation_stamp_with_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); { // Retrieve the first annotation. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); // Check that the string value of an AP returns the expected length. unsigned long normal_len = FPDFAnnot_GetAP( annot.get(), FPDF_ANNOT_APPEARANCEMODE_NORMAL, nullptr, 0); EXPECT_EQ(73970u, normal_len); // Check that the string value of an AP is not returned if the buffer is too // small. The result buffer should be overwritten with an empty string. std::vector<char> buf(normal_len - 1); // Write L"z" in the buffer to verify it's not overwritten. wcscpy(reinterpret_cast<wchar_t*>(buf.data()), L"z"); EXPECT_EQ(73970u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_NORMAL, buf.data(), buf.size())); std::string ap = BufferToString(buf); EXPECT_STREQ("z", ap.c_str()); // Check that the string value of an AP is returned through a buffer that is // the right size. buf.clear(); buf.resize(normal_len); EXPECT_EQ(73970u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_NORMAL, buf.data(), buf.size())); ap = BufferToString(buf); EXPECT_THAT(ap, testing::StartsWith("q Q q 7.442786 w 2 J")); EXPECT_THAT(ap, testing::EndsWith("c 716.5381 327.7156 l S Q Q")); // Check that the string value of an AP is returned through a buffer that is // larger than necessary. buf.clear(); buf.resize(normal_len + 1); EXPECT_EQ(73970u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_NORMAL, buf.data(), buf.size())); ap = BufferToString(buf); EXPECT_THAT(ap, testing::StartsWith("q Q q 7.442786 w 2 J")); EXPECT_THAT(ap, testing::EndsWith("c 716.5381 327.7156 l S Q Q")); // Check that getting an AP for a mode that does not have an AP returns an // empty string. unsigned long rollover_len = FPDFAnnot_GetAP( annot.get(), FPDF_ANNOT_APPEARANCEMODE_ROLLOVER, nullptr, 0); EXPECT_EQ(2u, rollover_len); buf.clear(); buf.resize(1000); EXPECT_EQ(2u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_ROLLOVER, buf.data(), buf.size())); EXPECT_STREQ("", BufferToString(buf).c_str()); // Check that setting the AP for an invalid appearance mode fails. std::unique_ptr<unsigned short, pdfium::FreeDeleter> apText = GetFPDFWideString(L"new test ap"); EXPECT_FALSE(FPDFAnnot_SetAP(annot.get(), -1, apText.get())); EXPECT_FALSE(FPDFAnnot_SetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_COUNT, apText.get())); EXPECT_FALSE(FPDFAnnot_SetAP( annot.get(), FPDF_ANNOT_APPEARANCEMODE_COUNT + 1, apText.get())); // Set the AP correctly now. EXPECT_TRUE(FPDFAnnot_SetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_ROLLOVER, apText.get())); // Check that the new annotation value is equal to the value we just set. rollover_len = FPDFAnnot_GetAP( annot.get(), FPDF_ANNOT_APPEARANCEMODE_ROLLOVER, nullptr, 0); EXPECT_EQ(24u, rollover_len); buf.clear(); buf.resize(rollover_len); EXPECT_EQ(24u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_ROLLOVER, buf.data(), buf.size())); EXPECT_STREQ(L"new test ap", BufferToWString(buf).c_str()); // Check that the Normal AP was not touched when the Rollover AP was set. buf.clear(); buf.resize(normal_len); EXPECT_EQ(73970u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_NORMAL, buf.data(), buf.size())); ap = BufferToString(buf); EXPECT_THAT(ap, testing::StartsWith("q Q q 7.442786 w 2 J")); EXPECT_THAT(ap, testing::EndsWith("c 716.5381 327.7156 l S Q Q")); } // Save the modified document, then reopen it. EXPECT_TRUE(FPDF_SaveAsCopy(document(), this, 0)); UnloadPage(page); OpenSavedDocument(); page = LoadSavedPage(0); { ScopedFPDFAnnotation new_annot(FPDFPage_GetAnnot(page, 0)); // Check that the new annotation value is equal to the value we set before // saving. unsigned long rollover_len = FPDFAnnot_GetAP( new_annot.get(), FPDF_ANNOT_APPEARANCEMODE_ROLLOVER, nullptr, 0); EXPECT_EQ(24u, rollover_len); std::vector<char> buf(rollover_len); EXPECT_EQ(24u, FPDFAnnot_GetAP(new_annot.get(), FPDF_ANNOT_APPEARANCEMODE_ROLLOVER, buf.data(), buf.size())); EXPECT_STREQ(L"new test ap", BufferToWString(buf).c_str()); } // Close saved document. CloseSavedPage(page); CloseSavedDocument(); } TEST_F(FPDFAnnotEmbeddertest, RemoveOptionalAP) { // Open a file with four annotations and load its first page. ASSERT_TRUE(OpenDocument("annotation_stamp_with_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); { // Retrieve the first annotation. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); // Set Down AP. Normal AP is already set. std::unique_ptr<unsigned short, pdfium::FreeDeleter> apText = GetFPDFWideString(L"new test ap"); EXPECT_TRUE(FPDFAnnot_SetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_DOWN, apText.get())); EXPECT_EQ(73970u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_NORMAL, nullptr, 0)); EXPECT_EQ(24u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_DOWN, nullptr, 0)); // Check that setting the Down AP to null removes the Down entry but keeps // Normal intact. EXPECT_TRUE( FPDFAnnot_SetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_DOWN, nullptr)); EXPECT_EQ(73970u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_NORMAL, nullptr, 0)); EXPECT_EQ(2u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_DOWN, nullptr, 0)); } UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, RemoveRequiredAP) { // Open a file with four annotations and load its first page. ASSERT_TRUE(OpenDocument("annotation_stamp_with_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); { // Retrieve the first annotation. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); // Set Down AP. Normal AP is already set. std::unique_ptr<unsigned short, pdfium::FreeDeleter> apText = GetFPDFWideString(L"new test ap"); EXPECT_TRUE(FPDFAnnot_SetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_DOWN, apText.get())); EXPECT_EQ(73970u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_NORMAL, nullptr, 0)); EXPECT_EQ(24u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_DOWN, nullptr, 0)); // Check that setting the Normal AP to null removes the whole AP dictionary. EXPECT_TRUE(FPDFAnnot_SetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_NORMAL, nullptr)); EXPECT_EQ(2u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_NORMAL, nullptr, 0)); EXPECT_EQ(2u, FPDFAnnot_GetAP(annot.get(), FPDF_ANNOT_APPEARANCEMODE_DOWN, nullptr, 0)); } UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, ExtractLinkedAnnotations) { // Open a file with annotations and load its first page. ASSERT_TRUE(OpenDocument("annotation_highlight_square_with_ap.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); EXPECT_EQ(-1, FPDFPage_GetAnnotIndex(page, nullptr)); { // Retrieve the highlight annotation which has its popup defined. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); EXPECT_EQ(FPDF_ANNOT_HIGHLIGHT, FPDFAnnot_GetSubtype(annot.get())); EXPECT_EQ(0, FPDFPage_GetAnnotIndex(page, annot.get())); static constexpr char kPopupKey[] = "Popup"; ASSERT_TRUE(FPDFAnnot_HasKey(annot.get(), kPopupKey)); ASSERT_EQ(FPDF_OBJECT_REFERENCE, FPDFAnnot_GetValueType(annot.get(), kPopupKey)); // Retrieve and verify the popup of the highlight annotation. ScopedFPDFAnnotation popup( FPDFAnnot_GetLinkedAnnot(annot.get(), kPopupKey)); ASSERT_TRUE(popup); EXPECT_EQ(FPDF_ANNOT_POPUP, FPDFAnnot_GetSubtype(popup.get())); EXPECT_EQ(1, FPDFPage_GetAnnotIndex(page, popup.get())); FS_RECTF rect; ASSERT_TRUE(FPDFAnnot_GetRect(popup.get(), &rect)); EXPECT_NEAR(612.0f, rect.left, 0.001f); EXPECT_NEAR(578.792, rect.bottom, 0.001f); // Attempting to retrieve |annot|'s "IRT"-linked annotation would fail, // since "IRT" is not a key in |annot|'s dictionary. static constexpr char kIRTKey[] = "IRT"; ASSERT_FALSE(FPDFAnnot_HasKey(annot.get(), kIRTKey)); EXPECT_FALSE(FPDFAnnot_GetLinkedAnnot(annot.get(), kIRTKey)); // Attempting to retrieve |annot|'s parent dictionary as an annotation // would fail, since its parent is not an annotation. static constexpr char kPKey[] = "P"; ASSERT_TRUE(FPDFAnnot_HasKey(annot.get(), kPKey)); EXPECT_EQ(FPDF_OBJECT_REFERENCE, FPDFAnnot_GetValueType(annot.get(), kPKey)); EXPECT_FALSE(FPDFAnnot_GetLinkedAnnot(annot.get(), kPKey)); } UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, GetFormFieldFlagsTextField) { // Open file with form text fields. ASSERT_TRUE(OpenDocument("text_form_multiple.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); { // Retrieve the first annotation: user-editable text field. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); // Check that the flag values are as expected. int flags = FPDFAnnot_GetFormFieldFlags(page, annot.get()); EXPECT_FALSE(flags & FPDF_FORMFLAG_READONLY); } { // Retrieve the second annotation: read-only text field. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 1)); ASSERT_TRUE(annot); // Check that the flag values are as expected. int flags = FPDFAnnot_GetFormFieldFlags(page, annot.get()); EXPECT_TRUE(flags & FPDF_FORMFLAG_READONLY); } UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, GetFormFieldFlagsComboBox) { // Open file with form text fields. ASSERT_TRUE(OpenDocument("combobox_form.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); { // Retrieve the first annotation: user-editable combobox. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 0)); ASSERT_TRUE(annot); // Check that the flag values are as expected. int flags = FPDFAnnot_GetFormFieldFlags(page, annot.get()); EXPECT_FALSE(flags & FPDF_FORMFLAG_READONLY); EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_COMBO); EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_EDIT); } { // Retrieve the second annotation: regular combobox. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 1)); ASSERT_TRUE(annot); // Check that the flag values are as expected. int flags = FPDFAnnot_GetFormFieldFlags(page, annot.get()); EXPECT_FALSE(flags & FPDF_FORMFLAG_READONLY); EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_COMBO); EXPECT_FALSE(flags & FPDF_FORMFLAG_CHOICE_EDIT); } { // Retrieve the third annotation: read-only combobox. ScopedFPDFAnnotation annot(FPDFPage_GetAnnot(page, 2)); ASSERT_TRUE(annot); // Check that the flag values are as expected. int flags = FPDFAnnot_GetFormFieldFlags(page, annot.get()); EXPECT_TRUE(flags & FPDF_FORMFLAG_READONLY); EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_COMBO); EXPECT_FALSE(flags & FPDF_FORMFLAG_CHOICE_EDIT); } UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, GetFormAnnotNull) { // Open file with form text fields. EXPECT_TRUE(OpenDocument("text_form.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); // Attempt to get an annotation where no annotation exists on page. FPDF_ANNOTATION annot = FPDFAnnot_GetFormFieldAtPoint(form_handle(), page, 0, 0); EXPECT_FALSE(annot); UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, GetFormAnnotAndCheckFlagsTextField) { // Open file with form text fields. EXPECT_TRUE(OpenDocument("text_form_multiple.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); { // Retrieve user-editable text field annotation. ScopedFPDFAnnotation annot( FPDFAnnot_GetFormFieldAtPoint(form_handle(), page, 105, 118)); ASSERT_TRUE(annot); // Check that interactive form annotation flag values are as expected. int flags = FPDFAnnot_GetFormFieldFlags(page, annot.get()); EXPECT_FALSE(flags & FPDF_FORMFLAG_READONLY); } { // Retrieve read-only text field annotation. ScopedFPDFAnnotation annot( FPDFAnnot_GetFormFieldAtPoint(form_handle(), page, 105, 202)); ASSERT_TRUE(annot); // Check that interactive form annotation flag values are as expected. int flags = FPDFAnnot_GetFormFieldFlags(page, annot.get()); EXPECT_TRUE(flags & FPDF_FORMFLAG_READONLY); } UnloadPage(page); } TEST_F(FPDFAnnotEmbeddertest, GetFormAnnotAndCheckFlagsComboBox) { // Open file with form comboboxes. EXPECT_TRUE(OpenDocument("combobox_form.pdf")); FPDF_PAGE page = LoadPage(0); ASSERT_TRUE(page); { // Retrieve user-editable combobox annotation. ScopedFPDFAnnotation annot( FPDFAnnot_GetFormFieldAtPoint(form_handle(), page, 102, 363)); ASSERT_TRUE(annot); // Check that interactive form annotation flag values are as expected. int flags = FPDFAnnot_GetFormFieldFlags(page, annot.get()); EXPECT_FALSE(flags & FPDF_FORMFLAG_READONLY); EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_COMBO); EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_EDIT); } { // Retrieve regular combobox annotation. ScopedFPDFAnnotation annot( FPDFAnnot_GetFormFieldAtPoint(form_handle(), page, 102, 413)); ASSERT_TRUE(annot); // Check that interactive form annotation flag values are as expected. int flags = FPDFAnnot_GetFormFieldFlags(page, annot.get()); EXPECT_FALSE(flags & FPDF_FORMFLAG_READONLY); EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_COMBO); EXPECT_FALSE(flags & FPDF_FORMFLAG_CHOICE_EDIT); } { // Retrieve read-only combobox annotation. ScopedFPDFAnnotation annot( FPDFAnnot_GetFormFieldAtPoint(form_handle(), page, 102, 513)); ASSERT_TRUE(annot); // Check that interactive form annotation flag values are as expected. int flags = FPDFAnnot_GetFormFieldFlags(page, annot.get()); EXPECT_TRUE(flags & FPDF_FORMFLAG_READONLY); EXPECT_TRUE(flags & FPDF_FORMFLAG_CHOICE_COMBO); EXPECT_FALSE(flags & FPDF_FORMFLAG_CHOICE_EDIT); } UnloadPage(page); }