// Copyright 2019 Google LLC. #include #include "modules/skparagraph/include/TypefaceFontProvider.h" #include "modules/skparagraph/src/ParagraphBuilderImpl.h" #include "modules/skparagraph/src/ParagraphImpl.h" #include "src/core/SkOSFile.h" #include "src/utils/SkShaperJSONWriter.h" #include "tests/Test.h" #include "tools/Resources.h" #define VeryLongCanvasWidth 1000000 #define TestCanvasWidth 1000 #define TestCanvasHeight 600 using namespace skia::textlayout; namespace { bool equal(SkSpan a, const char* b) { return std::strncmp(b, a.data(), a.size()) == 0; } class TestFontCollection : public FontCollection { public: TestFontCollection() : fFontsFound(false) , fResolvedFonts(0) , fResourceDir(GetResourcePath("fonts").c_str()) , fFontProvider(sk_make_sp()) { std::vector fonts; SkOSFile::Iter iter(fResourceDir.c_str()); SkString path; while (iter.next(&path)) { if (path.endsWith("Roboto-Italic.ttf")) { fFontsFound = true; } fonts.emplace_back(path); } if (!fFontsFound) { return; } // Only register fonts if we have to for (auto& font : fonts) { SkString file_path; file_path.printf("%s/%s", fResourceDir.c_str(), font.c_str()); fFontProvider->registerTypeface(SkTypeface::MakeFromFile(file_path.c_str())); } this->setTestFontManager(std::move(fFontProvider)); this->disableFontFallback(); if (!fFontsFound) SkDebugf("Fonts not found, skipping all the tests\n"); } ~TestFontCollection() = default; size_t resolvedFonts() const { return fResolvedFonts; } // TODO: temp solution until we check in fonts bool fontsFound() const { return fFontsFound; } private: bool fFontsFound; size_t fResolvedFonts; std::string fResourceDir; sk_sp fFontProvider; }; } // namespace DEF_TEST(SkParagraph_SimpleParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "Hello World Text Dialog"; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth); auto impl = static_cast(paragraph.get()); REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->styles().size() == 1); // paragraph style does not count REPORTER_ASSERT(reporter, impl->styles()[0].style().equals(text_style)); // Some of the formatting lazily done on paint impl->formatLines(TestCanvasWidth - 100); size_t index = 0; for (auto& line : impl->lines()) { line.scanStyles(StyleType::kDecorations, [&index, reporter](SkSpan text, TextStyle style, SkScalar) { REPORTER_ASSERT(reporter, index == 0); REPORTER_ASSERT(reporter, style.getColor() == SK_ColorBLACK); ++index; return true; }); } } DEF_TEST(SkParagraph_SimpleRedParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "I am RED"; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setColor(SK_ColorRED); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth); auto impl = static_cast(paragraph.get()); REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->styles().size() == 1); // paragraph style does not count REPORTER_ASSERT(reporter, impl->styles()[0].style().equals(text_style)); // Some of the formatting lazily done on paint impl->formatLines(TestCanvasWidth - 100); size_t index = 0; for (auto& line : impl->lines()) { line.scanStyles(StyleType::kDecorations, [&index, reporter](SkSpan text, TextStyle style, SkScalar) { REPORTER_ASSERT(reporter, index == 0); REPORTER_ASSERT(reporter, style.getColor() == SK_ColorRED); ++index; return true; }); } } DEF_TEST(SkParagraph_RainbowParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text1 = "Red Roboto"; const char* text2 = "big Greeen Default"; const char* text3 = "Defcolor Homemade Apple"; const char* text4 = "Small Blue Roboto"; const char* text5 = "Continue Last Style With lots of words to check if it overlaps " "properly or not"; const char* text45 = "Small Blue Roboto" "Continue Last Style With lots of words to check if it overlaps " "properly or not"; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); paragraph_style.setTextAlign(TextAlign::kLeft); paragraph_style.setMaxLines(1); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style1; text_style1.setFontFamilies({SkString("Roboto")}); text_style1.setColor(SK_ColorRED); builder.pushStyle(text_style1); builder.addText(text1); TextStyle text_style2; text_style2.setFontFamilies({SkString("Roboto")}); text_style2.setFontSize(50); text_style2.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width, SkFontStyle::kUpright_Slant)); text_style2.setLetterSpacing(10); text_style2.setDecorationColor(SK_ColorBLACK); text_style2.setDecoration((TextDecoration)( TextDecoration::kUnderline | TextDecoration::kOverline | TextDecoration::kLineThrough)); text_style2.setWordSpacing(30); text_style2.setColor(SK_ColorGREEN); builder.pushStyle(text_style2); builder.addText(text2); TextStyle text_style3; text_style3.setFontFamilies({SkString("Homemade Apple")}); builder.pushStyle(text_style3); builder.addText(text3); TextStyle text_style4; text_style4.setFontFamilies({SkString("Roboto")}); text_style4.setFontSize(14); text_style4.setDecorationColor(SK_ColorBLACK); text_style4.setDecoration((TextDecoration)( TextDecoration::kUnderline | TextDecoration::kOverline | TextDecoration::kLineThrough)); text_style4.setColor(SK_ColorBLUE); builder.pushStyle(text_style4); builder.addText(text4); builder.addText(text5); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(VeryLongCanvasWidth); auto impl = static_cast(paragraph.get()); REPORTER_ASSERT(reporter, impl->runs().size() == 4); REPORTER_ASSERT(reporter, impl->styles().size() == 4); REPORTER_ASSERT(reporter, impl->lines().size() == 1); // Some of the formatting lazily done on paint impl->formatLines(VeryLongCanvasWidth); size_t index = 0; impl->lines()[0].scanStyles(StyleType::kAllAttributes, [&](SkSpan text, TextStyle style, SkScalar) { switch (index) { case 0: REPORTER_ASSERT(reporter, style.equals(text_style1)); REPORTER_ASSERT(reporter, equal(text, text1)); break; case 1: REPORTER_ASSERT(reporter, style.equals(text_style2)); REPORTER_ASSERT(reporter, equal(text, text2)); break; case 2: REPORTER_ASSERT(reporter, style.equals(text_style3)); REPORTER_ASSERT(reporter, equal(text, text3)); break; case 3: REPORTER_ASSERT(reporter, style.equals(text_style4)); REPORTER_ASSERT(reporter, equal(text, text45)); break; default: REPORTER_ASSERT(reporter, false); break; } ++index; return true; }); REPORTER_ASSERT(reporter, index == 4); } DEF_TEST(SkParagraph_DefaultStyleParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "No TextStyle! Uh Oh!"; ParagraphStyle paragraph_style; TextStyle defaultStyle; defaultStyle.setFontFamilies({SkString("Roboto")}); paragraph_style.setTextStyle(defaultStyle); paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); builder.addText(text); auto paragraph = builder.Build(); paragraph->layout(VeryLongCanvasWidth); auto impl = static_cast(paragraph.get()); REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->styles().size() == 1); REPORTER_ASSERT(reporter, impl->lines().size() == 1); impl->formatLines(VeryLongCanvasWidth); size_t index = 0; impl->lines()[0].scanStyles( StyleType::kAllAttributes, [&](SkSpan text1, TextStyle style, SkScalar) { REPORTER_ASSERT(reporter, style.equals(paragraph_style.getTextStyle())); REPORTER_ASSERT(reporter, equal(text1, text)); ++index; return true; }); REPORTER_ASSERT(reporter, index == 1); } DEF_TEST(SkParagraph_BoldParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "This is Red max bold text!"; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setColor(SK_ColorRED); text_style.setFontSize(60); text_style.setLetterSpacing(0); text_style.setFontStyle(SkFontStyle(SkFontStyle::kBlack_Weight, SkFontStyle::kNormal_Width, SkFontStyle::kUpright_Slant)); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(VeryLongCanvasWidth); auto impl = static_cast(paragraph.get()); REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->styles().size() == 1); REPORTER_ASSERT(reporter, impl->lines().size() == 1); impl->formatLines(VeryLongCanvasWidth); size_t index = 0; impl->lines()[0].scanStyles(StyleType::kAllAttributes, [&](SkSpan text1, TextStyle style, SkScalar) { REPORTER_ASSERT(reporter, style.equals(text_style)); REPORTER_ASSERT(reporter, equal(text1, text)); ++index; return true; }); REPORTER_ASSERT(reporter, index == 1); } DEF_TEST(SkParagraph_LeftAlignParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "This is a very long sentence to test if the text will properly wrap " "around and go to the next line. Sometimes, short sentence. Longer " "sentences are okay too because they are nessecary. Very short. " "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod " "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim " "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea " "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate " "velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint " "occaecat cupidatat non proident, sunt in culpa qui officia deserunt " "mollit anim id est laborum. " "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod " "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim " "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea " "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate " "velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint " "occaecat cupidatat non proident, sunt in culpa qui officia deserunt " "mollit anim id est laborum."; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(14); paragraph_style.setTextAlign(TextAlign::kLeft); paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setFontSize(26); text_style.setLetterSpacing(1); text_style.setWordSpacing(5); text_style.setColor(SK_ColorBLACK); text_style.setHeight(1); text_style.setDecoration(TextDecoration::kUnderline); text_style.setDecorationColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth - 100); auto impl = static_cast(paragraph.get()); // Some of the formatting lazily done on paint impl->formatLines(TestCanvasWidth - 100); REPORTER_ASSERT(reporter, impl->text().size() == std::string{text}.length()); REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->styles().size() == 1); REPORTER_ASSERT(reporter, impl->styles()[0].style().equals(text_style)); REPORTER_ASSERT(reporter, impl->lines().size() == paragraph_style.getMaxLines()); // Apparently, Minikin records start from the base line (24) double expected_y = 0; double epsilon = 0.01f; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[0].baseline(), 24.121f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[0].offset().fY, expected_y, epsilon)); expected_y += 30; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[1].offset().fY, expected_y, epsilon)); expected_y += 30; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[2].offset().fY, expected_y, epsilon)); expected_y += 30; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[3].offset().fY, expected_y, epsilon)); expected_y += 30 * 10; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[13].offset().fY, expected_y, epsilon)); REPORTER_ASSERT(reporter, paragraph_style.getTextAlign() == impl->paragraphStyle().getTextAlign()); // Tests for GetGlyphPositionAtCoordinate() REPORTER_ASSERT(reporter, impl->getGlyphPositionAtCoordinate(0, 0).position == 0); REPORTER_ASSERT(reporter, impl->getGlyphPositionAtCoordinate(1, 1).position == 0); REPORTER_ASSERT(reporter, impl->getGlyphPositionAtCoordinate(1, 35).position == 68); REPORTER_ASSERT(reporter, impl->getGlyphPositionAtCoordinate(1, 70).position == 134); REPORTER_ASSERT(reporter, impl->getGlyphPositionAtCoordinate(2000, 35).position == 134); } DEF_TEST(SkParagraph_RightAlignParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "This is a very long sentence to test if the text will properly wrap " "around and go to the next line. Sometimes, short sentence. Longer " "sentences are okay too because they are nessecary. Very short. " "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod " "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim " "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea " "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate " "velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint " "occaecat cupidatat non proident, sunt in culpa qui officia deserunt " "mollit anim id est laborum. " "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod " "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim " "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea " "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate " "velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint " "occaecat cupidatat non proident, sunt in culpa qui officia deserunt " "mollit anim id est laborum."; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(14); paragraph_style.setTextAlign(TextAlign::kRight); paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setFontSize(26); text_style.setLetterSpacing(1); text_style.setWordSpacing(5); text_style.setColor(SK_ColorBLACK); text_style.setHeight(1); text_style.setDecoration(TextDecoration::kUnderline); text_style.setDecorationColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth - 100); auto impl = static_cast(paragraph.get()); // Some of the formatting lazily done on paint impl->formatLines(TestCanvasWidth - 100); REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->styles().size() == 1); REPORTER_ASSERT(reporter, impl->styles()[0].style().equals(text_style)); // Minikin has two records for each due to 'ghost' trailing whitespace run, SkParagraph - 1 REPORTER_ASSERT(reporter, impl->lines().size() == paragraph_style.getMaxLines()); // Apparently, Minikin records start from the base line (24) double expected_y = 0; double epsilon = 0.01f; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[0].baseline(), 24.121f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[0].offset().fY, expected_y, epsilon)); expected_y += 30; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[1].offset().fY, expected_y, epsilon)); expected_y += 30; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[2].offset().fY, expected_y, epsilon)); expected_y += 30; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[3].offset().fY, expected_y, epsilon)); expected_y += 30 * 10; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[13].offset().fY, expected_y, epsilon)); auto calculate = [](const TextLine& line) -> SkScalar { return TestCanvasWidth - 100 - line.offset().fX - line.width(); }; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[0]), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[1]), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[2]), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[3]), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[13]), 0, epsilon)); REPORTER_ASSERT(reporter, paragraph_style.getTextAlign() == impl->paragraphStyle().getTextAlign()); } DEF_TEST(SkParagraph_CenterAlignParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "This is a very long sentence to test if the text will properly wrap " "around and go to the next line. Sometimes, short sentence. Longer " "sentences are okay too because they are nessecary. Very short. " "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod " "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim " "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea " "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate " "velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint " "occaecat cupidatat non proident, sunt in culpa qui officia deserunt " "mollit anim id est laborum. " "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod " "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim " "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea " "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate " "velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint " "occaecat cupidatat non proident, sunt in culpa qui officia deserunt " "mollit anim id est laborum."; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(14); paragraph_style.setTextAlign(TextAlign::kCenter); paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setFontSize(26); text_style.setLetterSpacing(1); text_style.setWordSpacing(5); text_style.setColor(SK_ColorBLACK); text_style.setHeight(1); text_style.setDecoration(TextDecoration::kUnderline); text_style.setDecorationColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth - 100); auto impl = static_cast(paragraph.get()); // Some of the formatting lazily done on paint impl->formatLines(TestCanvasWidth - 100); REPORTER_ASSERT(reporter, impl->text().size() == std::string{text}.length()); REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->styles().size() == 1); REPORTER_ASSERT(reporter, impl->styles()[0].style().equals(text_style)); // Minikin has two records for each due to 'ghost' trailing whitespace run, SkParagraph - 1 REPORTER_ASSERT(reporter, impl->lines().size() == paragraph_style.getMaxLines()); // Apparently, Minikin records start from the base line (24) double expected_y = 0; double epsilon = 0.01f; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[0].baseline(), 24.121f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[0].offset().fY, expected_y, epsilon)); expected_y += 30; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[1].offset().fY, expected_y, epsilon)); expected_y += 30; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[2].offset().fY, expected_y, epsilon)); expected_y += 30; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[3].offset().fY, expected_y, epsilon)); expected_y += 30 * 10; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[13].offset().fY, expected_y, epsilon)); auto calculate = [](const TextLine& line) -> SkScalar { return TestCanvasWidth - 100 - (line.offset().fX * 2 + line.width()); }; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[0]), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[1]), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[2]), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[3]), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[13]), 0, epsilon)); REPORTER_ASSERT(reporter, paragraph_style.getTextAlign() == impl->paragraphStyle().getTextAlign()); } DEF_TEST(SkParagraph_JustifyAlignParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "This is a very long sentence to test if the text will properly wrap " "around and go to the next line. Sometimes, short sentence. Longer " "sentences are okay too because they are nessecary. Very short. " "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod " "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim " "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea " "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate " "velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint " "occaecat cupidatat non proident, sunt in culpa qui officia deserunt " "mollit anim id est laborum. " "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod " "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim " "veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea " "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate " "velit esse cillum dolore eu fugiat."; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(14); paragraph_style.setTextAlign(TextAlign::kJustify); paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setFontSize(26); text_style.setLetterSpacing(0); text_style.setWordSpacing(5); text_style.setColor(SK_ColorBLACK); text_style.setHeight(1); text_style.setDecoration(TextDecoration::kUnderline); text_style.setDecorationColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth - 100); auto impl = static_cast(paragraph.get()); impl->formatLines(TestCanvasWidth - 100); REPORTER_ASSERT(reporter, impl->text().size() == std::string{text}.length()); REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->styles().size() == 1); REPORTER_ASSERT(reporter, impl->styles()[0].style().equals(text_style)); double expected_y = 0; double epsilon = 0.01f; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[0].baseline(), 24.121f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[0].offset().fY, expected_y, epsilon)); expected_y += 30; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[1].offset().fY, expected_y, epsilon)); expected_y += 30; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[2].offset().fY, expected_y, epsilon)); expected_y += 30; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[3].offset().fY, expected_y, epsilon)); expected_y += 30 * 9; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[12].offset().fY, expected_y, epsilon)); auto calculate = [](const TextLine& line) -> SkScalar { return TestCanvasWidth - 100 - (line.offset().fX + line.width()); }; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[0]), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[1]), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[2]), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[3]), 0, epsilon)); REPORTER_ASSERT(reporter, calculate(impl->lines()[12]) > 0); REPORTER_ASSERT(reporter, paragraph_style.getTextAlign() == impl->paragraphStyle().getTextAlign()); } DEF_TEST(SkParagraph_JustifyRTL, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "אאא בּבּבּבּ אאאא בּבּ אאא בּבּבּ אאאאא בּבּבּבּ אאאא בּבּבּבּבּ " "אאאאא בּבּבּבּבּ אאאבּבּבּבּבּבּאאאאא בּבּבּבּבּבּאאאאאבּבּבּבּבּבּ אאאאא בּבּבּבּבּ " "אאאאא בּבּבּבּבּבּ אאאאא בּבּבּבּבּבּ אאאאא בּבּבּבּבּבּ אאאאא בּבּבּבּבּבּ אאאאא בּבּבּבּבּבּ"; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(14); paragraph_style.setTextAlign(TextAlign::kJustify); paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Ahem")}); text_style.setFontSize(26); text_style.setColor(SK_ColorBLACK); text_style.setHeight(1); text_style.setDecoration(TextDecoration::kUnderline); text_style.setDecorationColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth - 100); auto impl = static_cast(paragraph.get()); impl->formatLines(TestCanvasWidth - 100); auto calculate = [](const TextLine& line) -> SkScalar { return TestCanvasWidth - 100 - (line.offset().fX + line.width()); }; SkScalar epsilon = 0.1f; for (auto& line : impl->lines()) { if (&line == impl->lines().end() - 1) { REPORTER_ASSERT(reporter, calculate(line) > epsilon); } else { REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(line), 0, epsilon)); } } // Just make sure the the text is actually RTL for (auto& run : impl->runs()) { REPORTER_ASSERT(reporter, !run.leftToRight()); } } DEF_TEST(SkParagraph_DecorationsParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(14); paragraph_style.setTextAlign(TextAlign::kLeft); paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setFontSize(26); text_style.setLetterSpacing(0); text_style.setWordSpacing(5); text_style.setColor(SK_ColorBLACK); text_style.setHeight(2); text_style.setDecoration(TextDecoration::kUnderline); text_style.setDecorationColor(SK_ColorBLACK); text_style.setDecoration((TextDecoration)( TextDecoration::kUnderline | TextDecoration::kOverline | TextDecoration::kLineThrough)); text_style.setDecorationStyle(TextDecorationStyle::kSolid); text_style.setDecorationColor(SK_ColorBLACK); text_style.setDecorationThicknessMultiplier(2.0); builder.pushStyle(text_style); builder.addText("This text should be"); text_style.setDecorationStyle(TextDecorationStyle::kDouble); text_style.setDecorationColor(SK_ColorBLUE); text_style.setDecorationThicknessMultiplier(1.0); builder.pushStyle(text_style); builder.addText(" decorated even when"); text_style.setDecorationStyle(TextDecorationStyle::kDotted); text_style.setDecorationColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(" wrapped around to"); text_style.setDecorationStyle(TextDecorationStyle::kDashed); text_style.setDecorationColor(SK_ColorBLACK); text_style.setDecorationThicknessMultiplier(3.0); builder.pushStyle(text_style); builder.addText(" the next line."); text_style.setDecorationStyle(TextDecorationStyle::kWavy); text_style.setDecorationColor(SK_ColorRED); text_style.setDecorationThicknessMultiplier(1.0); builder.pushStyle(text_style); builder.addText(" Otherwise, bad things happen."); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth - 100); auto impl = static_cast(paragraph.get()); impl->formatLines(TestCanvasWidth - 100); size_t index = 0; for (auto& line : impl->lines()) { line.scanStyles( StyleType::kDecorations, [&index, reporter](SkSpan text, TextStyle style, SkScalar) { auto decoration = (TextDecoration)(TextDecoration::kUnderline | TextDecoration::kOverline | TextDecoration::kLineThrough); REPORTER_ASSERT(reporter, style.getDecoration() == decoration); switch (index) { case 0: REPORTER_ASSERT(reporter, style.getDecorationStyle() == TextDecorationStyle::kSolid); REPORTER_ASSERT(reporter, style.getDecorationColor() == SK_ColorBLACK); REPORTER_ASSERT(reporter, style.getDecorationThicknessMultiplier() == 2.0); break; case 1: // The style appears on 2 lines so it has 2 pieces REPORTER_ASSERT(reporter, style.getDecorationStyle() == TextDecorationStyle::kDouble); REPORTER_ASSERT(reporter, style.getDecorationColor() == SK_ColorBLUE); REPORTER_ASSERT(reporter, style.getDecorationThicknessMultiplier() == 1.0); break; case 2: REPORTER_ASSERT(reporter, style.getDecorationStyle() == TextDecorationStyle::kDotted); REPORTER_ASSERT(reporter, style.getDecorationColor() == SK_ColorBLACK); REPORTER_ASSERT(reporter, style.getDecorationThicknessMultiplier() == 1.0); break; case 3: case 4: REPORTER_ASSERT(reporter, style.getDecorationStyle() == TextDecorationStyle::kDashed); REPORTER_ASSERT(reporter, style.getDecorationColor() == SK_ColorBLACK); REPORTER_ASSERT(reporter, style.getDecorationThicknessMultiplier() == 3.0); break; case 5: REPORTER_ASSERT(reporter, style.getDecorationStyle() == TextDecorationStyle::kWavy); REPORTER_ASSERT(reporter, style.getDecorationColor() == SK_ColorRED); REPORTER_ASSERT(reporter, style.getDecorationThicknessMultiplier() == 1.0); break; default: REPORTER_ASSERT(reporter, false); break; } ++index; return true; }); } } DEF_TEST(SkParagraph_ItalicsParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setFontSize(10); text_style.setColor(SK_ColorRED); builder.pushStyle(text_style); builder.addText("No italic "); text_style.setFontStyle(SkFontStyle(SkFontStyle::kNormal_Weight, SkFontStyle::kNormal_Width, SkFontStyle::kItalic_Slant)); builder.pushStyle(text_style); builder.addText("Yes Italic "); builder.pop(); builder.addText("No Italic again."); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth); auto impl = static_cast(paragraph.get()); // Some of the formatting lazily done on paint impl->formatLines(TestCanvasWidth - 100); REPORTER_ASSERT(reporter, impl->runs().size() == 3); REPORTER_ASSERT(reporter, impl->styles().size() == 3); REPORTER_ASSERT(reporter, impl->lines().size() == 1); auto& line = impl->lines()[0]; size_t index = 0; line.scanStyles( StyleType::kForeground, [&index, reporter](SkSpan text, TextStyle style, SkScalar) { switch (index) { case 0: REPORTER_ASSERT( reporter, style.getFontStyle().slant() == SkFontStyle::kUpright_Slant); break; case 1: REPORTER_ASSERT(reporter, style.getFontStyle().slant() == SkFontStyle::kItalic_Slant); break; case 2: REPORTER_ASSERT( reporter, style.getFontStyle().slant() == SkFontStyle::kUpright_Slant); break; default: REPORTER_ASSERT(reporter, false); break; } ++index; return true; }); } DEF_TEST(SkParagraph_ChineseParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "左線読設重説切後碁給能上目秘使約。満毎冠行来昼本可必図将発確年。今属場育" "図情闘陰野高備込制詩西校客。審対江置講今固残必託地集済決維駆年策。立得庭" "際輝求佐抗蒼提夜合逃表。注統天言件自謙雅載報紙喪。作画稿愛器灯女書利変探" "訃第金線朝開化建。子戦年帝励害表月幕株漠新期刊人秘。図的海力生禁挙保天戦" "聞条年所在口。"; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(14); paragraph_style.setTextAlign(TextAlign::kJustify); paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); auto decoration = (TextDecoration)(TextDecoration::kUnderline | TextDecoration::kOverline | TextDecoration::kLineThrough); TextStyle text_style; text_style.setFontFamilies({SkString("Source Han Serif CN")}); text_style.setFontSize(35); text_style.setColor(SK_ColorBLACK); text_style.setLetterSpacing(2); text_style.setHeight(1); text_style.setDecoration(decoration); text_style.setDecorationColor(SK_ColorBLACK); text_style.setDecorationStyle(TextDecorationStyle::kSolid); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth - 100); auto impl = static_cast(paragraph.get()); impl->formatLines(TestCanvasWidth - 100); REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->lines().size() == 7); REPORTER_ASSERT(reporter, impl->styles().size() == 1); REPORTER_ASSERT(reporter, impl->styles()[0].style().equals(text_style)); } DEF_TEST(SkParagraph_ArabicParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "من أسر وإعلان الخاصّة وهولندا،, عل قائمة الضغوط بالمطالبة تلك. الصفحة " "بمباركة التقليدية قام عن. تصفح"; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(14); paragraph_style.setTextAlign(TextAlign::kJustify); paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); auto decoration = (TextDecoration)(TextDecoration::kUnderline | TextDecoration::kOverline | TextDecoration::kLineThrough); TextStyle text_style; text_style.setFontFamilies({SkString("Katibeh")}); text_style.setFontSize(35); text_style.setColor(SK_ColorBLACK); // TODO: turn off some font features for letter spacing (waiting on SkShaper) // text_style.setLetterSpacing(2); text_style.setDecoration(decoration); text_style.setDecorationColor(SK_ColorBLACK); text_style.setDecorationStyle(TextDecorationStyle::kSolid); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth - 100); auto impl = static_cast(paragraph.get()); impl->formatLines(TestCanvasWidth - 100); REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->lines().size() == 2); REPORTER_ASSERT(reporter, impl->styles().size() == 1); REPORTER_ASSERT(reporter, impl->styles()[0].style().equals(text_style)); } DEF_TEST(SkParagraph_GetGlyphPositionAtCoordinateParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "12345 67890 12345 67890 12345 67890 12345 67890 12345 67890 12345 " "67890 12345"; ParagraphStyle paragraphStyle; paragraphStyle.setTextAlign(TextAlign::kLeft); paragraphStyle.setMaxLines(10); paragraphStyle.turnHintingOff(); TextStyle textStyle; textStyle.setFontFamilies({SkString("Roboto")}); textStyle.setFontSize(50); textStyle.setLetterSpacing(1); textStyle.setWordSpacing(5); textStyle.setHeight(1); textStyle.setColor(SK_ColorBLACK); ParagraphBuilderImpl builder(paragraphStyle, fontCollection); builder.pushStyle(textStyle); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); // Tests for getGlyphPositionAtCoordinate() // NOTE: resulting values can be a few off from their respective positions in // the original text because the final trailing whitespaces are sometimes not // drawn (namely, when using "justify" alignment) and therefore are not active // glyphs. REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(-10000, -10000).position == 0); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(-1, -1).position == 0); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(0, 0).position == 0); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(3, 3).position == 0); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(35, 1).position == 1); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(300, 2).position == 10); // !!! 11 REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(301, 2.2f).position == 11); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(302, 2.6f).position == 11); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(301, 2.1f).position == 11); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(100000, 20).position == 18); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(450, 20).position == 16); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(100000, 90).position == 36); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(-100000, 90).position == 18); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(20, -80).position == 0); // !!! 1 REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(1, 90).position == 18); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(1, 170).position == 36); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(10000, 180).position == 72); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(70, 180).position == 56); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(1, 270).position == 72); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(35, 90).position == 19); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(10000, 10000).position == 77); REPORTER_ASSERT(reporter, paragraph->getGlyphPositionAtCoordinate(85, 10000).position == 75); } DEF_TEST(SkParagraph_GetRectsForRangeParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "12345, \"67890\" 12345 67890 12345 67890 12345 67890 12345 67890 12345 " "67890 12345"; ParagraphStyle paragraphStyle; paragraphStyle.setTextAlign(TextAlign::kLeft); paragraphStyle.setMaxLines(10); paragraphStyle.turnHintingOff(); TextStyle textStyle; textStyle.setFontFamilies({SkString("Roboto")}); textStyle.setFontSize(50); textStyle.setColor(SK_ColorBLACK); textStyle.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width, SkFontStyle::kUpright_Slant)); ParagraphBuilderImpl builder(paragraphStyle, fontCollection); builder.pushStyle(textStyle); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); RectHeightStyle heightStyle = RectHeightStyle::kMax; RectWidthStyle widthStyle = RectWidthStyle::kTight; SkScalar epsilon = 0.01f; { auto result = paragraph->getRectsForRange(0, 0, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } { auto result = paragraph->getRectsForRange(0, 1, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 28.417f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(2, 8, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 56.835f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 177.97f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(8, 21, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 177.97f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 507.031f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(30, 100, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 4); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 211.375f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 59.40625f, epsilon)); // This number does not match: 463.617 & 451.171 REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 451.171f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 118, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[3].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[3].rect.top(), 236.406f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[3].rect.right(), 142.089f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[3].rect.bottom(), 295, epsilon)); } { auto result = paragraph->getRectsForRange(19, 22, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 450.1875f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); // This number does not match 519.472 & 507.031 REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 507.031f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(21, 21, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } } DEF_TEST(SkParagraph_GetRectsForRangeTight, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(" "　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(" "　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)"; ParagraphStyle paragraphStyle; paragraphStyle.setTextAlign(TextAlign::kLeft); paragraphStyle.setMaxLines(10); paragraphStyle.turnHintingOff(); TextStyle textStyle; textStyle.setFontFamilies({ SkString("Noto Sans CJK JP")}); textStyle.setFontSize(50); textStyle.setColor(SK_ColorBLACK); textStyle.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width, SkFontStyle::kUpright_Slant)); ParagraphBuilderImpl builder(paragraphStyle, fontCollection); builder.pushStyle(textStyle); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); RectHeightStyle heightStyle = RectHeightStyle::kTight; RectWidthStyle widthStyle = RectWidthStyle::kTight; SkScalar epsilon = 0.01f; { auto result = paragraph->getRectsForRange(0, 0, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } { auto result = paragraph->getRectsForRange(0, 1, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 16.898f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 74, epsilon)); } { auto result = paragraph->getRectsForRange(2, 8, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 66.899f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 264.099f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 74, epsilon)); } { auto result = paragraph->getRectsForRange(8, 21, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 2); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 264.099f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 528.199f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[1].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[1].rect.right(), 172.199f, epsilon)); } } DEF_TEST(SkParagraph_GetRectsForRangeIncludeLineSpacingMiddle, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(" "　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(" "　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)"; ParagraphStyle paragraphStyle; paragraphStyle.setTextAlign(TextAlign::kLeft); paragraphStyle.setMaxLines(10); paragraphStyle.turnHintingOff(); TextStyle textStyle; textStyle.setFontFamilies({SkString("Noto Sans CJK JP")}); textStyle.setFontSize(50); textStyle.setHeight(1.3f); textStyle.setColor(SK_ColorBLACK); textStyle.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width, SkFontStyle::kUpright_Slant)); ParagraphBuilderImpl builder(paragraphStyle, fontCollection); builder.pushStyle(textStyle); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); RectHeightStyle heightStyle = RectHeightStyle::kIncludeLineSpacingMiddle; RectWidthStyle widthStyle = RectWidthStyle::kTight; SkScalar epsilon = 0.01f; // 16 glyphs per line 160/16 = 10 lines { auto result = paragraph->getRectsForRange(0, 0, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } { auto result = paragraph->getRectsForRange(0, 1, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 8.60f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 16.90f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 93.60f, epsilon)); } { auto result = paragraph->getRectsForRange(2, 8, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 66.90f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 8.60f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 264.10f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 93.60f, epsilon)); } { auto result = paragraph->getRectsForRange(8, 21, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 2); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 264.10f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 8.60f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 528.20f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 93.60f, epsilon)); } { auto result = paragraph->getRectsForRange(30, 150, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 9); SkScalar offsetY = 104.60f; for (auto& box : result) { if (&box != &result.back()) { REPORTER_ASSERT(reporter, SkScalarNearlyEqual(box.rect.right(), 528.20f, epsilon)); } if (&box != &result.front()) { REPORTER_ASSERT(reporter, SkScalarNearlyEqual(box.rect.left(), 0, epsilon)); } REPORTER_ASSERT(reporter, SkScalarNearlyEqual(box.rect.top(), offsetY, epsilon)); offsetY = box.rect.bottom() + 11; } } { auto result = paragraph->getRectsForRange(19, 22, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 97.20f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 104.60f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 197.20f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 189.60f, epsilon)); } { auto result = paragraph->getRectsForRange(21, 21, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } } DEF_TEST(SkParagraph_GetRectsForRangeIncludeLineSpacingTop, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(" "　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(" "　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)"; ParagraphStyle paragraphStyle; paragraphStyle.setTextAlign(TextAlign::kLeft); paragraphStyle.setMaxLines(10); paragraphStyle.turnHintingOff(); TextStyle textStyle; textStyle.setFontFamilies({SkString("Noto Sans CJK JP")}); textStyle.setFontSize(50); textStyle.setWordSpacing(0); textStyle.setLetterSpacing(0); textStyle.setHeight(1.3f); textStyle.setColor(SK_ColorBLACK); textStyle.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width, SkFontStyle::kUpright_Slant)); ParagraphBuilderImpl builder(paragraphStyle, fontCollection); builder.pushStyle(textStyle); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); RectHeightStyle heightStyle = RectHeightStyle::kIncludeLineSpacingTop; RectWidthStyle widthStyle = RectWidthStyle::kTight; SkScalar epsilon = 0.01f; { auto result = paragraph->getRectsForRange(0, 0, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } { auto result = paragraph->getRectsForRange(0, 1, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 16.898f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 91.199f, epsilon)); } { auto result = paragraph->getRectsForRange(2, 8, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 66.899f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 264.099f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 91.199f, epsilon)); } { auto result = paragraph->getRectsForRange(8, 21, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 2); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 264.099f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 528.199f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 91.199f, epsilon)); } { auto result = paragraph->getRectsForRange(30, 150, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 9); SkScalar level = 96; for (auto& box : result) { REPORTER_ASSERT(reporter, SkScalarNearlyEqual(box.rect.top(), level, epsilon)); level += 96; if (&box != &result.back()) { REPORTER_ASSERT(reporter, SkScalarNearlyEqual(box.rect.right(), 528.199f, epsilon)); } if (&box != &result.front()) { REPORTER_ASSERT(reporter, SkScalarNearlyEqual(box.rect.left(), 0, epsilon)); } } } { auto result = paragraph->getRectsForRange(19, 22, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 97.199f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 96, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 197.199f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 187.199f, epsilon)); } { auto result = paragraph->getRectsForRange(21, 21, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } } DEF_TEST(SkParagraph_GetRectsForRangeIncludeLineSpacingBottom, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(" "　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(" "　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)(　´･‿･｀)"; ParagraphStyle paragraphStyle; paragraphStyle.setTextAlign(TextAlign::kLeft); paragraphStyle.setMaxLines(10); paragraphStyle.turnHintingOff(); TextStyle textStyle; textStyle.setFontFamilies({SkString("Noto Sans CJK JP")}); textStyle.setFontSize(50); textStyle.setWordSpacing(0); textStyle.setLetterSpacing(0); textStyle.setHeight(1.3f); textStyle.setColor(SK_ColorBLACK); textStyle.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width, SkFontStyle::kUpright_Slant)); ParagraphBuilderImpl builder(paragraphStyle, fontCollection); builder.pushStyle(textStyle); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); RectHeightStyle heightStyle = RectHeightStyle::kIncludeLineSpacingBottom; RectWidthStyle widthStyle = RectWidthStyle::kTight; SkScalar epsilon = 0.01f; { auto result = paragraph->getRectsForRange(0, 0, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } { auto result = paragraph->getRectsForRange(0, 1, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 17.199f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 16.898f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 96, epsilon)); } { auto result = paragraph->getRectsForRange(2, 8, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 66.899f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 17.199f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 264.099f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 96, epsilon)); } { auto result = paragraph->getRectsForRange(8, 21, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 2); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 264.099f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 528.199f, epsilon)); // It seems that Minikin does not take in account like breaks, but we do. // SkParagraph returns 528.199 instead REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[1].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[1].rect.right(), 172.199f, epsilon)); } { auto result = paragraph->getRectsForRange(30, 150, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 9); SkScalar level = 17.199f + 96; for (auto& box : result) { REPORTER_ASSERT(reporter, SkScalarNearlyEqual(box.rect.top(), level, epsilon)); level += 96; if (&box != &result.back()) { REPORTER_ASSERT(reporter, SkScalarNearlyEqual(box.rect.right(), 528.199f, epsilon)); } if (&box != &result.front()) { REPORTER_ASSERT(reporter, SkScalarNearlyEqual(box.rect.left(), 0, epsilon)); } } } { auto result = paragraph->getRectsForRange(19, 22, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 97.199f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 113.199f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 197.199f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 192, epsilon)); } { auto result = paragraph->getRectsForRange(21, 21, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } } DEF_TEST(SkParagraph_GetRectsForRangeIncludeCombiningCharacter, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "ดีสวัสดีชาวโลกที่น่ารัก"; ParagraphStyle paragraphStyle; paragraphStyle.setTextAlign(TextAlign::kCenter); paragraphStyle.setMaxLines(10); paragraphStyle.turnHintingOff(); ParagraphBuilderImpl builder(paragraphStyle, fontCollection); TextStyle textStyle; textStyle.setFontFamilies({SkString("Roboto")}); textStyle.setFontSize(50); textStyle.setLetterSpacing(1); textStyle.setWordSpacing(5); textStyle.setHeight(1); textStyle.setColor(SK_ColorBLACK); builder.pushStyle(textStyle); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth - 100); auto impl = static_cast(paragraph.get()); impl->formatLines(TestCanvasWidth - 100); REPORTER_ASSERT(reporter, impl->lines().size() == 1); RectHeightStyle heightStyle = RectHeightStyle::kTight; RectWidthStyle widthStyle = RectWidthStyle::kTight; { auto result = paragraph->getRectsForRange(0, 0, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } { auto first = paragraph->getRectsForRange(0, 1, heightStyle, widthStyle); auto second = paragraph->getRectsForRange(1, 2, heightStyle, widthStyle); auto last = paragraph->getRectsForRange(0, 2, heightStyle, widthStyle); REPORTER_ASSERT(reporter, first.size() == 1 && second.size() == 1 && last.size() == 1); REPORTER_ASSERT(reporter, last[0].rect.fLeft = SkTMin(first[0].rect.fLeft, second[0].rect.fLeft)); REPORTER_ASSERT(reporter, last[0].rect.fRight = SkTMax(first[0].rect.fRight, second[0].rect.fRight)); } { auto first = paragraph->getRectsForRange(3, 4, heightStyle, widthStyle); auto second = paragraph->getRectsForRange(4, 5, heightStyle, widthStyle); auto last = paragraph->getRectsForRange(3, 5, heightStyle, widthStyle); REPORTER_ASSERT(reporter, first.size() == 1 && second.size() == 1 && last.size() == 1); REPORTER_ASSERT(reporter, last[0].rect.fLeft = SkTMin(first[0].rect.fLeft, second[0].rect.fLeft)); REPORTER_ASSERT(reporter, last[0].rect.fRight = SkTMax(first[0].rect.fRight, second[0].rect.fRight)); } { auto first = paragraph->getRectsForRange(14, 15, heightStyle, widthStyle); auto second = paragraph->getRectsForRange(15, 16, heightStyle, widthStyle); auto third = paragraph->getRectsForRange(16, 17, heightStyle, widthStyle); auto last = paragraph->getRectsForRange(14, 17, heightStyle, widthStyle); REPORTER_ASSERT(reporter, first.size() == 1 && second.size() == 1 && third.size() == 1 && last.size() == 1); REPORTER_ASSERT(reporter, last[0].rect.fLeft = SkTMin(first[0].rect.fLeft, third[0].rect.fLeft)); REPORTER_ASSERT(reporter, last[0].rect.fRight = SkTMax(first[0].rect.fRight, third[0].rect.fRight)); } } DEF_TEST(SkParagraph_GetRectsForRangeCenterParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; // Minikin uses a hard coded list of unicode characters that he treats as invisible - as spaces. // It's absolutely wrong - invisibility is a glyph attribute, not character/grapheme. // Any attempt to substitute one for another leads to errors // (for instance, some fonts can use these hard coded characters for something that is visible) const char* text = "01234 "; //"01234 　 "; // includes ideographic space and english space. ParagraphStyle paragraphStyle; paragraphStyle.setTextAlign(TextAlign::kCenter); paragraphStyle.setMaxLines(10); paragraphStyle.turnHintingOff(); ParagraphBuilderImpl builder(paragraphStyle, fontCollection); TextStyle textStyle; textStyle.setFontFamilies({SkString("Roboto")}); textStyle.setFontSize(50); textStyle.setLetterSpacing(0); textStyle.setWordSpacing(0); textStyle.setHeight(1); textStyle.setColor(SK_ColorBLACK); textStyle.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width, SkFontStyle::kUpright_Slant)); builder.pushStyle(textStyle); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); auto impl = static_cast(paragraph.get()); // Some of the formatting lazily done on paint impl->formatLines(550); RectHeightStyle heightStyle = RectHeightStyle::kMax; RectWidthStyle widthStyle = RectWidthStyle::kTight; SkScalar epsilon = 0.01f; { auto result = paragraph->getRectsForRange(0, 0, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } { auto result = paragraph->getRectsForRange(0, 1, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 203.955f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 232.373f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(2, 4, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 260.791f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 317.626f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(4, 5, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 317.626f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 346.044f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(4, 6, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 317.626f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 346.044f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(5, 6, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 346.044f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 346.044f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(21, 21, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } } DEF_TEST(SkParagraph_GetRectsForRangeCenterParagraphNewlineCentered, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "01234\n"; ParagraphStyle paragraphStyle; paragraphStyle.setTextAlign(TextAlign::kCenter); paragraphStyle.setMaxLines(10); paragraphStyle.turnHintingOff(); ParagraphBuilderImpl builder(paragraphStyle, fontCollection); TextStyle textStyle; textStyle.setFontFamilies({SkString("Roboto")}); textStyle.setFontSize(50); textStyle.setLetterSpacing(0); textStyle.setWordSpacing(0); textStyle.setHeight(1); textStyle.setColor(SK_ColorBLACK); textStyle.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width, SkFontStyle::kUpright_Slant)); builder.pushStyle(textStyle); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); auto impl = static_cast(paragraph.get()); // Some of the formatting lazily done on paint impl->formatLines(550); REPORTER_ASSERT(reporter, impl->lines().size() == 2); RectHeightStyle heightStyle = RectHeightStyle::kMax; RectWidthStyle widthStyle = RectWidthStyle::kTight; SkScalar epsilon = 0.01f; { auto result = paragraph->getRectsForRange(0, 0, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } { auto result = paragraph->getRectsForRange(0, 1, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 203.955f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 232.373f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { // Minikin has [6:7] not empty but I cannot imagine how and why auto result = paragraph->getRectsForRange(5, 6, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 346.044f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.406f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 346.044f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } } DEF_TEST(SkParagraph_GetRectsForRangeCenterMultiLineParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "01234 \n0123 "; // "01234 　 \n0123　 "; // includes ideographic space and english space. ParagraphStyle paragraphStyle; paragraphStyle.setTextAlign(TextAlign::kCenter); paragraphStyle.setMaxLines(10); paragraphStyle.turnHintingOff(); ParagraphBuilderImpl builder(paragraphStyle, fontCollection); TextStyle textStyle; textStyle.setFontFamilies({SkString("Roboto")}); textStyle.setFontSize(50); textStyle.setLetterSpacing(0); textStyle.setWordSpacing(0); textStyle.setHeight(1); textStyle.setColor(SK_ColorBLACK); textStyle.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width, SkFontStyle::kUpright_Slant)); builder.pushStyle(textStyle); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); auto impl = static_cast(paragraph.get()); // Some of the formatting lazily done on paint impl->formatLines(550); REPORTER_ASSERT(reporter, impl->lines().size() == 2); RectHeightStyle heightStyle = RectHeightStyle::kMax; RectWidthStyle widthStyle = RectWidthStyle::kTight; SkScalar epsilon = 0.01f; { auto result = paragraph->getRectsForRange(0, 0, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } { auto result = paragraph->getRectsForRange(0, 1, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 203.955f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 232.373f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(2, 4, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 260.791f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 317.626f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(4, 5, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 317.626f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 346.044f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(4, 6, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 317.626f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 346.044f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(5, 6, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 346.044f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 346.044f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, epsilon)); } { auto result = paragraph->getRectsForRange(10, 12, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 218.164f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 59.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 275, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 118, epsilon)); } { // Minikin counts all spaces but they really don't appear on the screen // and the text even centered without them auto result = paragraph->getRectsForRange(14, 18, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 331.835f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 59.40625f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 331.835f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 118, epsilon)); } { auto result = paragraph->getRectsForRange(21, 21, heightStyle, widthStyle); REPORTER_ASSERT(reporter, result.empty()); } } DEF_TEST(SkParagraph_GetWordBoundaries, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; ParagraphStyle paragraphStyle; paragraphStyle.setTextAlign(TextAlign::kLeft); paragraphStyle.setMaxLines(10); paragraphStyle.turnHintingOff(); TextStyle textStyle; textStyle.setFontFamilies({SkString("Roboto")}); textStyle.setFontSize(52); textStyle.setLetterSpacing(1.19039f); textStyle.setWordSpacing(5); textStyle.setHeight(1.5); textStyle.setColor(SK_ColorBLACK); textStyle.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width, SkFontStyle::kUpright_Slant)); ParagraphBuilderImpl builder(paragraphStyle, fontCollection); builder.pushStyle(textStyle); builder.addText( "12345 67890 12345 67890 12345 67890 12345 67890 12345 67890 12345 67890 12345"); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(0) == SkRange(0, 5)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(1) == SkRange(0, 5)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(2) == SkRange(0, 5)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(3) == SkRange(0, 5)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(4) == SkRange(0, 5)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(5) == SkRange(5, 7)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(6) == SkRange(5, 7)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(7) == SkRange(7, 12)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(8) == SkRange(7, 12)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(9) == SkRange(7, 12)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(10) == SkRange(7, 12)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(11) == SkRange(7, 12)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(12) == SkRange(12, 13)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(13) == SkRange(13, 18)); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(30) == SkRange(30, 31)); auto len = static_cast(paragraph.get())->text().size(); REPORTER_ASSERT(reporter, paragraph->getWordBoundary(len - 1) == SkRange(len - 5, len)); } DEF_TEST(SkParagraph_SpacingParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(10); paragraph_style.setTextAlign(TextAlign::kLeft); paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setFontSize(50); text_style.setLetterSpacing(20); text_style.setWordSpacing(0); text_style.setColor(SK_ColorBLACK); text_style.setHeight(1); builder.pushStyle(text_style); builder.addText("H"); builder.pop(); text_style.setLetterSpacing(10); builder.pushStyle(text_style); builder.addText("H"); builder.pop(); text_style.setLetterSpacing(20); builder.pushStyle(text_style); builder.addText("H"); builder.pop(); text_style.setLetterSpacing(0); builder.pushStyle(text_style); builder.addText("|"); builder.pop(); text_style.setLetterSpacing(0); text_style.setWordSpacing(20); builder.pushStyle(text_style); builder.addText("H "); builder.pop(); text_style.setLetterSpacing(0); text_style.setWordSpacing(0); builder.pushStyle(text_style); builder.addText("H "); builder.pop(); text_style.setLetterSpacing(0); text_style.setWordSpacing(20); builder.pushStyle(text_style); builder.addText("H "); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); auto impl = static_cast(paragraph.get()); REPORTER_ASSERT(reporter, impl->lines().size() == 1); size_t index = 0; impl->lines().begin()->scanStyles(StyleType::kLetterSpacing, [&index](SkSpan text, TextStyle style, SkScalar) { ++index; return true; }); REPORTER_ASSERT(reporter, index == 4); index = 0; impl->lines().begin()->scanStyles(StyleType::kWordSpacing, [&index](SkSpan text, TextStyle style, SkScalar) { ++index; return true; }); REPORTER_ASSERT(reporter, index == 4); } DEF_TEST(SkParagraph_LongWordParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "A " "veryverylongwordtoseewherethiswillwraporifitwillatallandifitdoesthenthat" "wouldbeagoodthingbecausethebreakingisworking."; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setColor(SK_ColorRED); text_style.setFontSize(31); text_style.setLetterSpacing(0); text_style.setWordSpacing(0); text_style.setColor(SK_ColorBLACK); text_style.setHeight(1); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth / 2); auto impl = static_cast(paragraph.get()); REPORTER_ASSERT(reporter, impl->text().size() == std::string{text}.length()); REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->styles().size() == 1); REPORTER_ASSERT(reporter, impl->styles()[0].style().equals(text_style)); REPORTER_ASSERT(reporter, impl->lines().size() == 4); REPORTER_ASSERT(reporter, impl->lines()[0].width() > TestCanvasWidth / 2 - 20); REPORTER_ASSERT(reporter, impl->lines()[1].width() > TestCanvasWidth / 2 - 20); REPORTER_ASSERT(reporter, impl->lines()[2].width() > TestCanvasWidth / 2 - 20); } DEF_TEST(SkParagraph_KernScaleParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; float scale = 3.0f; ParagraphStyle paragraph_style; ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Droid Serif")}); text_style.setFontSize(100 / scale); text_style.setWordSpacing(0); text_style.setLetterSpacing(0); text_style.setHeight(1); text_style.setColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText("AV00\nVA00\nA0V0"); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth / scale); auto impl = static_cast(paragraph.get()); // Some of the formatting lazily done on paint impl->formatLines(TestCanvasWidth); // First and second lines must have the same width, the third one must be bigger SkScalar epsilon = 0.01f; REPORTER_ASSERT(reporter, impl->lines().size() == 3); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[0].width(), 80.58f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[1].width(), 80.58f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[2].width(), 83.25f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[0].height(), 39.00f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[1].height(), 39.00f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[2].height(), 39.00f, epsilon)); } DEF_TEST(SkParagraph_NewlineParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "line1\nline2 test1 test2 test3 test4 test5 test6 test7\nline3\n\nline4 " "test1 test2 test3 test4"; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setColor(SK_ColorRED); text_style.setFontSize(60); text_style.setLetterSpacing(0); text_style.setWordSpacing(0); text_style.setColor(SK_ColorBLACK); text_style.setHeight(1); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth - 300); auto impl = static_cast(paragraph.get()); // Minikin does not count empty lines but SkParagraph does REPORTER_ASSERT(reporter, impl->lines().size() == 7); REPORTER_ASSERT(reporter, impl->lines()[0].offset().fY == 0); REPORTER_ASSERT(reporter, impl->lines()[1].offset().fY == 70); REPORTER_ASSERT(reporter, impl->lines()[2].offset().fY == 140); REPORTER_ASSERT(reporter, impl->lines()[3].offset().fY == 210); REPORTER_ASSERT(reporter, impl->lines()[4].offset().fY == 280); // Empty line REPORTER_ASSERT(reporter, impl->lines()[5].offset().fY == 350); REPORTER_ASSERT(reporter, impl->lines()[6].offset().fY == 420); SkScalar epsilon = 0.1f; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[0].width(), 130.31f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[1].width(), 586.64f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[2].width(), 593.49f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[3].width(), 130.31f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[4].width(), 0, epsilon)); // Empty line REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[5].width(), 586.64f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[6].width(), 137.16f, epsilon)); REPORTER_ASSERT(reporter, impl->lines()[0].shift() == 0); } DEF_TEST(SkParagraph_EmojiParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "😀😃😄😁😆😅😂🤣☺😇🙂😍😡😟😢😻👽💩👍👎🙏👌👋👄👁👦👼👨‍🚀👨‍🚒🙋‍♂️👳👨‍👨‍👧" "‍" "👧" "💼👡👠☂🐶🐰🐻🐼🐷🐒🐵🐔🐧🐦🐋🐟🐡🕸🐌🐴🐊🐄🐪🐘🌸🌏🔥🌟🌚🌝" "💦" "💧" "❄🍕🍔🍟🥝🍱🕶🎩🏈⚽🚴‍♀️🎻🎼🎹🚨🚎🚐⚓🛳🚀🚁🏪🏢🖱⏰📱💾💉📉🛏" "🔑" "🔓" "📁🗓📊❤💯🚫🔻♠♣🕓❗🏳🏁🏳️‍🌈🇮🇹🇱🇷🇺🇸🇬🇧🇨🇳" "🇧" "🇴"; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Noto Color Emoji")}); text_style.setFontSize(50); text_style.setDecoration(TextDecoration::kUnderline); text_style.setColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth); auto impl = static_cast(paragraph.get()); // Some of the formatting lazily done on paint impl->formatLines(TestCanvasWidth); REPORTER_ASSERT(reporter, impl->lines().size() == 8); for (auto& line : impl->lines()) { if (&line != impl->lines().end() - 1) { REPORTER_ASSERT(reporter, line.width() == 998.25f); } else { REPORTER_ASSERT(reporter, line.width() < 998.25f); } REPORTER_ASSERT(reporter, line.height() == 59); } } DEF_TEST(SkParagraph_RepeatLayoutParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "Sentence to layout at diff widths to get diff line counts. short words " "short words short words short words short words short words short words " "short words short words short words short words short words short words " "end"; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setFontSize(31); text_style.setLetterSpacing(0); text_style.setWordSpacing(0); text_style.setColor(SK_ColorBLACK); text_style.setHeight(1); text_style.setDecoration(TextDecoration::kUnderline); text_style.setDecorationColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(300); auto impl = static_cast(paragraph.get()); // Some of the formatting lazily done on paint REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->styles().size() == 1); REPORTER_ASSERT(reporter, impl->lines().size() == 12); paragraph->layout(600); REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->styles().size() == 1); REPORTER_ASSERT(reporter, impl->lines().size() == 6); } DEF_TEST(SkParagraph_Ellipsize, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "This is a very long sentence to test if the text will properly wrap " "around and go to the next line. Sometimes, short sentence. Longer " "sentences are okay too because they are nessecary. Very short. "; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(1); paragraph_style.setEllipsis(u"\u2026"); paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setDecorationColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth); auto impl = static_cast(paragraph.get()); // Some of the formatting lazily done on paint impl->formatLines(TestCanvasWidth); // Check that the ellipsizer limited the text to one line and did not wrap to a second line. REPORTER_ASSERT(reporter, impl->lines().size() == 1); auto& line = impl->lines()[0]; REPORTER_ASSERT(reporter, line.ellipsis() != nullptr); size_t index = 0; line.scanRuns([&index, &line, reporter](Run* run, int32_t, size_t, SkRect, SkScalar, bool) { ++index; if (index == 2) { REPORTER_ASSERT(reporter, run->text() == line.ellipsis()->text()); } return true; }); REPORTER_ASSERT(reporter, index == 2); } DEF_TEST(SkParagraph_UnderlineShiftParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text1 = "fluttser "; const char* text2 = "mdje"; const char* text3 = "fluttser mdje"; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); paragraph_style.setTextAlign(TextAlign::kLeft); paragraph_style.setMaxLines(2); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(text1); text_style.setDecoration(TextDecoration::kUnderline); text_style.setDecorationColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(text2); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth); auto impl = static_cast(paragraph.get()); ParagraphBuilderImpl builder1(paragraph_style, fontCollection); text_style.setDecoration(TextDecoration::kNoDecoration); builder1.pushStyle(text_style); builder1.addText(text3); builder1.pop(); auto paragraph1 = builder1.Build(); paragraph1->layout(TestCanvasWidth); auto impl1 = static_cast(paragraph1.get()); REPORTER_ASSERT(reporter, impl->lines().size() == 1); REPORTER_ASSERT(reporter, impl1->lines().size() == 1); { auto& line = impl->lines()[0]; size_t index = 0; line.scanStyles( StyleType::kDecorations, [&index, reporter](SkSpan text, TextStyle style, SkScalar) { switch (index) { case 0: REPORTER_ASSERT(reporter, style.getDecoration() == TextDecoration::kNoDecoration); break; case 1: REPORTER_ASSERT(reporter, style.getDecoration() == TextDecoration::kUnderline); break; default: REPORTER_ASSERT(reporter, false); break; } ++index; return true; }); REPORTER_ASSERT(reporter, index == 2); } { auto& line = impl1->lines()[0]; size_t index = 0; line.scanStyles(StyleType::kDecorations, [&index, reporter](SkSpan text, TextStyle style, SkScalar) { if (index == 0) { REPORTER_ASSERT(reporter, style.getDecoration() == TextDecoration::kNoDecoration); } else { REPORTER_ASSERT(reporter, false); } ++index; return true; }); REPORTER_ASSERT(reporter, index == 1); } auto rect = paragraph->getRectsForRange(0, 12, RectHeightStyle::kMax, RectWidthStyle::kTight) .front() .rect; auto rect1 = paragraph1->getRectsForRange(0, 12, RectHeightStyle::kMax, RectWidthStyle::kTight) .front() .rect; REPORTER_ASSERT(reporter, rect.fLeft == rect1.fLeft); REPORTER_ASSERT(reporter, rect.fRight == rect1.fRight); for (size_t i = 0; i < 12; ++i) { auto r = paragraph->getRectsForRange(i, i + 1, RectHeightStyle::kMax, RectWidthStyle::kTight) .front() .rect; auto r1 = paragraph1 ->getRectsForRange(i, i + 1, RectHeightStyle::kMax, RectWidthStyle::kTight) .front() .rect; REPORTER_ASSERT(reporter, r.fLeft == r1.fLeft); REPORTER_ASSERT(reporter, r.fRight == r1.fRight); } } DEF_TEST(SkParagraph_SimpleShadow, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "Hello World Text Dialog"; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setColor(SK_ColorBLACK); text_style.addShadow(TextShadow(SK_ColorBLACK, SkPoint::Make(2.0f, 2.0f), 1.0)); builder.pushStyle(text_style); builder.addText(text); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth); auto impl = static_cast(paragraph.get()); REPORTER_ASSERT(reporter, impl->runs().size() == 1); REPORTER_ASSERT(reporter, impl->styles().size() == 1); size_t index = 0; for (auto& line : impl->lines()) { line.scanStyles( StyleType::kShadow, [&index, text_style, reporter](SkSpan text, TextStyle style, SkScalar) { REPORTER_ASSERT(reporter, index == 0 && style.equals(text_style)); ++index; return true; }); } } DEF_TEST(SkParagraph_ComplexShadow, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "Text Chunk "; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Roboto")}); text_style.setColor(SK_ColorBLACK); text_style.addShadow(TextShadow(SK_ColorBLACK, SkPoint::Make(2.0f, 2.0f), 1.0f)); builder.pushStyle(text_style); builder.addText(text); text_style.addShadow(TextShadow(SK_ColorRED, SkPoint::Make(2.0f, 2.0f), 5.0f)); text_style.addShadow(TextShadow(SK_ColorGREEN, SkPoint::Make(10.0f, -5.0f), 3.0f)); builder.pushStyle(text_style); builder.addText(text); builder.pop(); builder.addText(text); text_style.addShadow(TextShadow(SK_ColorRED, SkPoint::Make(0.0f, 1.0f), 0.0f)); builder.pushStyle(text_style); builder.addText(text); builder.pop(); builder.addText(text); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth); auto impl = static_cast(paragraph.get()); size_t index = 0; for (auto& line : impl->lines()) { line.scanStyles( StyleType::kShadow, [&index, text_style, reporter](SkSpan text, TextStyle style, SkScalar) { ++index; switch (index) { case 1: REPORTER_ASSERT(reporter, style.getShadowNumber() == 1); break; case 2: REPORTER_ASSERT(reporter, style.getShadowNumber() == 3); break; case 3: REPORTER_ASSERT(reporter, style.getShadowNumber() == 1); break; case 4: REPORTER_ASSERT(reporter, style.getShadowNumber() == 4); REPORTER_ASSERT(reporter, style.equals(text_style)); break; case 5: REPORTER_ASSERT(reporter, style.getShadowNumber() == 1); break; default: REPORTER_ASSERT(reporter, false); } return true; }); } } DEF_TEST(SkParagraph_BaselineParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "左線読設Byg後碁給能上目秘使約。満毎冠行来昼本可必図将発確年。今属場育" "図情闘陰野高備込制詩西校客。審対江置講今固残必託地集済決維駆年策。立得"; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); paragraph_style.setMaxLines(14); paragraph_style.setTextAlign(TextAlign::kJustify); paragraph_style.setHeight(1.5); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Source Han Serif CN")}); text_style.setColor(SK_ColorBLACK); text_style.setFontSize(55); text_style.setLetterSpacing(2); text_style.setDecorationStyle(TextDecorationStyle::kSolid); text_style.setDecorationColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth - 100); SkScalar epsilon = 0.01f; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(paragraph->getIdeographicBaseline(), 79.035f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(paragraph->getAlphabeticBaseline(), 63.305f, epsilon)); } DEF_TEST(SkParagraph_FontFallbackParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text1 = "Roboto 字典 "; const char* text2 = "Homemade Apple 字典"; const char* text3 = "Chinese 字典"; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({ SkString("Not a real font"), SkString("Also a fake font"), SkString("So fake it is obvious"), SkString("Next one should be a real font..."), SkString("Roboto"), SkString("another fake one in between"), SkString("Homemade Apple"), }); text_style.setColor(SK_ColorBLACK); builder.pushStyle(text_style); builder.addText(text1); text_style.setFontFamilies({ SkString("Not a real font"), SkString("Also a fake font"), SkString("So fake it is obvious"), SkString("Homemade Apple"), SkString("Next one should be a real font..."), SkString("Roboto"), SkString("another fake one in between"), SkString("Noto Sans CJK JP"), SkString("Source Han Serif CN"), }); builder.pushStyle(text_style); builder.addText(text2); text_style.setFontFamilies({ SkString("Not a real font"), SkString("Also a fake font"), SkString("So fake it is obvious"), SkString("Homemade Apple"), SkString("Next one should be a real font..."), SkString("Roboto"), SkString("another fake one in between"), SkString("Source Han Serif CN"), SkString("Noto Sans CJK JP"), }); builder.pushStyle(text_style); builder.addText(text3); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth); auto impl = static_cast(paragraph.get()); // Font resolution in Skia produces 6 runs because 2 parts of "Roboto 字典 " have different // script (Minikin merges the first 2 into one because of unresolved) [Apple + Unresolved ] // [Apple + Noto] [Apple + Han] REPORTER_ASSERT(reporter, impl->runs().size() == 6); SkScalar epsilon = 0.01f; REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->runs()[0].advance().fX, 48.46f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->runs()[1].advance().fX, 15.90f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->runs()[2].advance().fX, 139.12f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->runs()[3].advance().fX, 27.99f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->runs()[4].advance().fX, 62.24f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->runs()[5].advance().fX, 27.99f, epsilon)); // When a different font is resolved, then the metrics are different. REPORTER_ASSERT(reporter, impl->runs()[1].ascent() != impl->runs()[3].ascent()); REPORTER_ASSERT(reporter, impl->runs()[1].descent() != impl->runs()[3].descent()); REPORTER_ASSERT(reporter, impl->runs()[3].ascent() != impl->runs()[5].ascent()); REPORTER_ASSERT(reporter, impl->runs()[3].descent() != impl->runs()[5].descent()); REPORTER_ASSERT(reporter, impl->runs()[1].ascent() != impl->runs()[5].ascent()); REPORTER_ASSERT(reporter, impl->runs()[1].descent() != impl->runs()[5].descent()); } DEF_TEST(SkParagraph_StrutParagraph1, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; // The chinese extra height should be absorbed by the strut. // const char* text = "01234満毎冠p来É本可\nabcd\n満毎É行p昼本可"; const char* text = "01234満毎冠行来昼本可\nabcd\n満毎冠行来昼本可"; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(10); paragraph_style.setTextAlign(TextAlign::kLeft); paragraph_style.turnHintingOff(); StrutStyle strut_style; strut_style.setStrutEnabled(true); strut_style.setFontFamilies({ SkString("BlahFake"), SkString("Ahem") }); strut_style.setFontSize(50); strut_style.setHeight(1.8f); strut_style.setLeading(0.1f); strut_style.setForceStrutHeight(true); paragraph_style.setStrutStyle(strut_style); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Ahem")}); text_style.setFontSize(50); // text_style.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width, // SkFontStyle::kUpright_Slant)); text_style.setColor(SK_ColorBLACK); text_style.setHeight(0.5f); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); auto impl = static_cast(paragraph.get()); // Font is not resolved and the first line does not fit REPORTER_ASSERT(reporter, impl->lines().size() == 4); RectHeightStyle rect_height_style = RectHeightStyle::kTight; RectHeightStyle rect_height_max_style = RectHeightStyle::kMax; RectWidthStyle rect_width_style = RectWidthStyle::kTight; SkScalar epsilon = 0.001f; { auto boxes = paragraph->getRectsForRange(0, 0, rect_height_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.empty()); } { auto boxes = paragraph->getRectsForRange(0, 1, rect_height_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 34.5f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 50, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 84.5f, epsilon)); } { auto boxes = paragraph->getRectsForRange(0, 1, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 50, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 95, epsilon)); } { auto boxes = paragraph->getRectsForRange(6, 10, rect_height_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 300, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 34.5f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 500, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 84.5f, epsilon)); } { auto boxes = paragraph->getRectsForRange(6, 10, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 300, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 500, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 95, epsilon)); } { auto boxes = paragraph->getRectsForRange(14, 16, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 190, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 100, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 285, epsilon)); } { auto boxes = paragraph->getRectsForRange(20, 25, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 50, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 285, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 300, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 380, epsilon)); } } DEF_TEST(SkParagraph_StrutParagraph2, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; // The chinese extra height should be absorbed by the strut. const char* text = "01234ABCDEFGH\nabcd\nABCDEFGH"; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(10); paragraph_style.setTextAlign(TextAlign::kLeft); paragraph_style.turnHintingOff(); StrutStyle strut_style; strut_style.setStrutEnabled(true); strut_style.setFontFamilies({ SkString("Ahem") }); strut_style.setFontSize(50); strut_style.setHeight(1.6f); paragraph_style.setStrutStyle(strut_style); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Ahem")}); text_style.setFontSize(50); // text_style.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width, // SkFontStyle::kUpright_Slant)); text_style.setColor(SK_ColorBLACK); text_style.setHeight(1); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); auto impl = static_cast(paragraph.get()); // Font is not resolved and the first line does not fit REPORTER_ASSERT(reporter, impl->lines().size() == 4); RectHeightStyle rect_height_style = RectHeightStyle::kTight; RectHeightStyle rect_height_max_style = RectHeightStyle::kMax; RectWidthStyle rect_width_style = RectWidthStyle::kTight; SkScalar epsilon = 0.001f; { auto boxes = paragraph->getRectsForRange(0, 0, rect_height_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.empty()); } { auto boxes = paragraph->getRectsForRange(0, 1, rect_height_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 24, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 50, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 74, epsilon)); } { auto boxes = paragraph->getRectsForRange(0, 1, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 50, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 80, epsilon)); } { auto boxes = paragraph->getRectsForRange(6, 10, rect_height_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 300, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 24, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 500, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 74, epsilon)); } { auto boxes = paragraph->getRectsForRange(6, 10, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 300, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 500, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 80, epsilon)); } { auto boxes = paragraph->getRectsForRange(14, 16, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 160, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 100, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 240, epsilon)); } { auto boxes = paragraph->getRectsForRange(20, 25, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 50, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 240, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 300, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 320, epsilon)); } } DEF_TEST(SkParagraph_StrutParagraph3, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; // The chinese extra height should be absorbed by the strut. // const char* text = "01234満毎p行来昼本可\nabcd\n満毎冠行来昼本可"; const char* text = "01234満毎冠行来昼本可\nabcd\n満毎冠行来昼本可"; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(10); paragraph_style.setTextAlign(TextAlign::kLeft); paragraph_style.turnHintingOff(); StrutStyle strut_style; strut_style.setStrutEnabled(true); strut_style.setFontFamilies({ SkString("Ahem") }); strut_style.setFontSize(50); strut_style.setHeight(1.2f); paragraph_style.setStrutStyle(strut_style); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Ahem")}); text_style.setFontSize(50); // text_style.setFontStyle(SkFontStyle(SkFontStyle::kMedium_Weight, SkFontStyle::kNormal_Width, // SkFontStyle::kUpright_Slant)); text_style.setColor(SK_ColorBLACK); text_style.setHeight(1); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); auto impl = static_cast(paragraph.get()); // Font is not resolved and the first line does not fit REPORTER_ASSERT(reporter, impl->lines().size() == 4); RectHeightStyle rect_height_style = RectHeightStyle::kTight; RectHeightStyle rect_height_max_style = RectHeightStyle::kMax; RectWidthStyle rect_width_style = RectWidthStyle::kTight; SkScalar epsilon = 0.001f; { auto boxes = paragraph->getRectsForRange(0, 0, rect_height_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.empty()); } { auto boxes = paragraph->getRectsForRange(0, 1, rect_height_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 8, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 50, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 58, epsilon)); } { auto boxes = paragraph->getRectsForRange(0, 1, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 50, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 60, epsilon)); } { auto boxes = paragraph->getRectsForRange(6, 10, rect_height_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 300, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 8, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 500, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 58, epsilon)); } { auto boxes = paragraph->getRectsForRange(6, 10, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 300, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 500, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 60, epsilon)); } { auto boxes = paragraph->getRectsForRange(14, 16, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 120, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 100, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 180, epsilon)); } { auto boxes = paragraph->getRectsForRange(20, 25, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 50, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 180, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 300, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 240, epsilon)); } } DEF_TEST(SkParagraph_StrutForceParagraph, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "01234満毎冠行来昼本可\nabcd\n満毎冠行来昼本可"; ParagraphStyle paragraph_style; paragraph_style.setMaxLines(10); paragraph_style.setTextAlign(TextAlign::kLeft); paragraph_style.turnHintingOff(); StrutStyle strut_style; strut_style.setStrutEnabled(true); strut_style.setFontFamilies({SkString("Ahem") }); strut_style.setFontSize(50); strut_style.setHeight(1.5f); strut_style.setLeading(0.1f); strut_style.setForceStrutHeight(true); paragraph_style.setStrutStyle(strut_style); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Ahem")}); text_style.setFontSize(50); text_style.setLetterSpacing(0); text_style.setColor(SK_ColorBLACK); text_style.setHeight(1); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(550); auto impl = static_cast(paragraph.get()); // Font is not resolved and the first line does not fit REPORTER_ASSERT(reporter, impl->lines().size() == 4); RectHeightStyle rect_height_style = RectHeightStyle::kTight; RectHeightStyle rect_height_max_style = RectHeightStyle::kMax; RectWidthStyle rect_width_style = RectWidthStyle::kTight; SkScalar epsilon = 0.001f; auto boxes1 = paragraph->getRectsForRange(0, 0, rect_height_style, rect_width_style); REPORTER_ASSERT(reporter, boxes1.empty()); auto boxes2 = paragraph->getRectsForRange(0, 1, rect_height_style, rect_width_style); REPORTER_ASSERT(reporter, boxes2.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes2[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes2[0].rect.top(), 22.5f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes2[0].rect.right(), 50, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes2[0].rect.bottom(), 72.5f, epsilon)); auto boxes3 = paragraph->getRectsForRange(0, 1, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes3.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes3[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes3[0].rect.top(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes3[0].rect.right(), 50, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes3[0].rect.bottom(), 80, epsilon)); auto boxes4 = paragraph->getRectsForRange(6, 10, rect_height_style, rect_width_style); REPORTER_ASSERT(reporter, boxes4.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes4[0].rect.left(), 300, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes4[0].rect.top(), 22.5f, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes4[0].rect.right(), 500, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes4[0].rect.bottom(), 72.5f, epsilon)); auto boxes5 = paragraph->getRectsForRange(6, 10, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes5.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes5[0].rect.left(), 300, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes5[0].rect.top(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes5[0].rect.right(), 500, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes5[0].rect.bottom(), 80, epsilon)); auto boxes6 = paragraph->getRectsForRange(14, 16, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes6.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes6[0].rect.left(), 0, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes6[0].rect.top(), 160, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes6[0].rect.right(), 100, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes6[0].rect.bottom(), 240, epsilon)); auto boxes7 = paragraph->getRectsForRange(20, 25, rect_height_max_style, rect_width_style); REPORTER_ASSERT(reporter, boxes7.size() == 1); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes7[0].rect.left(), 50, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes7[0].rect.top(), 240, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes7[0].rect.right(), 300, epsilon)); REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes7[0].rect.bottom(), 320, epsilon)); } // Not in Minikin DEF_TEST(SkParagraph_WhitespacesInMultipleFonts, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "English English 字典 字典 😀😃😄 😀😃😄"; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies( {SkString("Roboto"), SkString("Noto Color Emoji"), SkString("Source Han Serif CN")}); text_style.setFontSize(60); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth); SkDEBUGCODE(auto impl = static_cast(paragraph.get());) SkASSERT(impl->runs().size() == 3); SkASSERT(impl->runs()[0].text().end() == impl->runs()[1].text().begin()); SkASSERT(impl->runs()[1].text().end() == impl->runs()[2].text().begin()); } // 4 to 1 DEF_TEST(SkParagraph_JSON1, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "👨‍👩‍👧‍👦"; ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Noto Color Emoji")}); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth); auto impl = static_cast(paragraph.get()); REPORTER_ASSERT(reporter, impl->runs().size() == 1); auto run = impl->runs().front(); auto cluster = 0; SkShaperJSONWriter::VisualizeClusters( text, 0, std::strlen(text), run.glyphs(), run.clusterIndexes(), [&](int codePointCount, SkSpan utf1to1, SkSpan glyph1to1) { if (cluster == 0) { std::string toCheckUtf8{utf1to1.data(), utf1to1.size()}; SkASSERT(std::strcmp(text, utf1to1.data()) == 0); SkASSERT(glyph1to1.size() == 1); SkASSERT(*glyph1to1.begin() == 1611); } ++cluster; }); SkASSERT(cluster <= 2); } // 5 to 3 DEF_TEST(SkParagraph_JSON2, reporter) { sk_sp fontCollection = sk_make_sp(); if (!fontCollection->fontsFound()) return; const char* text = "p〠q"; //icu::UnicodeString unicode(text, std::strlen(text)); //std::string str; //unicode.toUTF8String(str); ParagraphStyle paragraph_style; paragraph_style.turnHintingOff(); ParagraphBuilderImpl builder(paragraph_style, fontCollection); TextStyle text_style; text_style.setFontFamilies({SkString("Noto Sans CJK JP")}); text_style.setColor(SK_ColorBLACK); text_style.setFontSize(50); builder.pushStyle(text_style); builder.addText(text); builder.pop(); auto paragraph = builder.Build(); paragraph->layout(TestCanvasWidth); auto impl = static_cast(paragraph.get()); REPORTER_ASSERT(reporter, impl->runs().size() == 1); auto run = impl->runs().front(); auto cluster = 0; for (auto& run : impl->runs()) { SkShaperJSONWriter::VisualizeClusters( run.text().data(), 0, run.text().size(), run.glyphs(), run.clusterIndexes(), [&](int codePointCount, SkSpan utf1to1, SkSpan glyph1to1) { if (cluster == 0) { std::string toCheckUtf8{utf1to1.data(), utf1to1.size()}; SkASSERT(std::strcmp(text, utf1to1.data()) == 0); SkASSERT(glyph1to1.size() == 3); } ++cluster; }); } SkASSERT(cluster <= 2); }