blob: 94593f5d2f6ad7e471100b37158c20ed44b04c45 [file] [log] [blame]
// Copyright 2019 Google LLC.
#include "src/core/SkFontMgrPriv.h"
#include <sstream>
#include "modules/skparagraph/include/TypefaceFontProvider.h"
#include "modules/skparagraph/src/ParagraphBuilderImpl.h"
#include "modules/skparagraph/src/ParagraphImpl.h"
#include "modules/skparagraph/utils/TestFontCollection.h"
#include "src/core/SkOSFile.h"
#include "src/utils/SkOSPath.h"
#include "src/utils/SkShaperJSONWriter.h"
#include "tests/CodecPriv.h"
#include "tests/Test.h"
#include "tools/Resources.h"
#include "tools/ToolUtils.h"
#include "third_party/icu/SkLoadICU.h"
#define VeryLongCanvasWidth 1000000
#define TestCanvasWidth 1000
#define TestCanvasHeight 600
#define DEF_TEST_DISABLED(name, reporter) \
static void test_##name(skiatest::Reporter* reporter, const GrContextOptions&); \
skiatest::TestRegistry name##TestRegistry(skiatest::Test(#name, false, test_##name)); \
void test_##name(skiatest::Reporter* reporter, const GrContextOptions&) { SkDebugf("Disabled: " #name "\n"); } \
void disabled_##name(skiatest::Reporter* reporter, const GrContextOptions&)
using namespace skia::textlayout;
namespace {
SkScalar EPSILON100 = 0.01f;
SkScalar EPSILON50 = 0.02f;
SkScalar EPSILON20 = 0.05f;
SkScalar EPSILON10 = 0.1f;
SkScalar EPSILON5 = 0.20f;
SkScalar EPSILON2 = 0.50f;
SkScalar halfLetterDiff = 0.0f;
bool equal(const char* base, TextRange a, const char* b) {
return std::strncmp(b, base + a.start, a.width()) == 0;
}
class ResourceFontCollection : public FontCollection {
public:
ResourceFontCollection(bool testOnly = false)
: fFontsFound(false)
, fResolvedFonts(0)
, fResourceDir(GetResourcePath("fonts").c_str())
, fFontProvider(sk_make_sp<TypefaceFontProvider>()) {
std::vector<SkString> fonts;
SkOSFile::Iter iter(fResourceDir.c_str());
if (!SkLoadICU()) {
SkDebugf("ICU not loaded, skipping all the tests\n");
return;
}
SkString path;
while (iter.next(&path)) {
if (path.endsWith("Roboto-Italic.ttf")) {
fFontsFound = true;
}
fonts.emplace_back(path);
}
if (!fFontsFound) {
SkDebugf("Fonts not found, skipping all the tests\n");
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()));
}
if (testOnly) {
this->setTestFontManager(std::move(fFontProvider));
} else {
this->setAssetFontManager(std::move(fFontProvider));
}
this->disableFontFallback();
}
~ResourceFontCollection() = 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<TypefaceFontProvider> fFontProvider;
};
class TestCanvas {
public:
TestCanvas(const char* testName) : name(testName) {
bits.allocN32Pixels(TestCanvasWidth, TestCanvasHeight);
canvas = new SkCanvas(bits);
canvas->clear(SK_ColorWHITE);
}
~TestCanvas() {
SkString tmpDir = skiatest::GetTmpDir();
if (!tmpDir.isEmpty()) {
SkString path = SkOSPath::Join(tmpDir.c_str(), name);
SkFILEWStream file(path.c_str());
if (!SkEncodeImage(&file, bits, SkEncodedImageFormat::kPNG, 100)) {
SkDebugf("Cannot write a picture %s\n", name);
}
}
delete canvas;
}
void drawRects(SkColor color, std::vector<TextBox>& result, bool fill = false) {
SkPaint paint;
if (!fill) {
paint.setStyle(SkPaint::kStroke_Style);
paint.setAntiAlias(true);
paint.setStrokeWidth(1);
}
paint.setColor(color);
for (auto& r : result) {
canvas->drawRect(r.rect, paint);
}
}
void drawLine(SkColor color, SkRect rect, bool vertical = true) {
SkPaint paint;
paint.setStyle(SkPaint::kStroke_Style);
paint.setAntiAlias(true);
paint.setStrokeWidth(1);
paint.setColor(color);
if (vertical) {
canvas->drawLine(rect.fLeft, rect.fTop, rect.fLeft, rect.fBottom, paint);
} else {
canvas->drawLine(rect.fLeft, rect.fTop, rect.fRight, rect.fTop, paint);
}
}
void drawLines(SkColor color, std::vector<TextBox>& result) {
for (auto& r : result) {
drawLine(color, r.rect);
}
}
SkCanvas* get() { return canvas; }
private:
SkBitmap bits;
SkCanvas* canvas;
const char* name;
};
} // namespace
// Checked: NO DIFF
DEF_TEST(SkParagraph_SimpleParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
const char* text = "Hello World Text Dialog";
const size_t len = strlen(text);
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, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth);
auto impl = static_cast<ParagraphImpl*>(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].fStyle.equals(text_style));
size_t index = 0;
for (auto& line : impl->lines()) {
line.scanStyles(StyleType::kDecorations,
[&index, reporter]
(TextRange textRange, const TextStyle& style, const TextLine::ClipContext& context) {
REPORTER_ASSERT(reporter, index == 0);
REPORTER_ASSERT(reporter, style.getColor() == SK_ColorBLACK);
++index;
});
}
}
// Checked: DIFF+ (half of the letter spacing before the text???)
DEF_TEST(SkParagraph_InlinePlaceholderParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
TestCanvas canvas("SkParagraph_InlinePlaceholderParagraph.png");
if (!fontCollection->fontsFound()) return;
const char* text = "012 34";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(14);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Roboto")});
text_style.setColor(SK_ColorBLACK);
text_style.setFontSize(26);
text_style.setWordSpacing(5);
text_style.setLetterSpacing(1);
text_style.setDecoration(TextDecoration::kUnderline);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text, len);
PlaceholderStyle placeholder1(50, 50, PlaceholderAlignment::kBaseline, TextBaseline::kAlphabetic, 0);
builder.addPlaceholder(placeholder1);
builder.addText(text, len);
builder.addPlaceholder(placeholder1);
PlaceholderStyle placeholder2(5, 50, PlaceholderAlignment::kBaseline, TextBaseline::kAlphabetic, 50);
builder.addPlaceholder(placeholder2);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder2);
builder.addText(text, len);
builder.addPlaceholder(placeholder2);
builder.addText(text, len);
builder.addText(text, len);
builder.addPlaceholder(placeholder2);
builder.addPlaceholder(placeholder2);
builder.addPlaceholder(placeholder2);
builder.addPlaceholder(placeholder2);
builder.addPlaceholder(placeholder2);
builder.addPlaceholder(placeholder1);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addPlaceholder(placeholder2);
builder.addPlaceholder(placeholder1);
builder.addText(text, len);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth);
paragraph->paint(canvas.get(), 0, 0);
RectHeightStyle rect_height_style = RectHeightStyle::kTight;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
auto boxes = paragraph->getRectsForRange(0, 3, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
boxes = paragraph->getRectsForRange(0, 3, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorGREEN, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
boxes = paragraph->getRectsForPlaceholders();
canvas.drawRects(SK_ColorRED, boxes);
boxes = paragraph->getRectsForRange(4, 17, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorBLUE, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 7);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[1].rect.left(), 90.921f - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[1].rect.top(), 50, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[1].rect.right(), 90.921f + 50 - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[1].rect.bottom(), 100, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[3].rect.left(), 231.343f - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[3].rect.top(), 50, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[3].rect.right(), 231.343f + 50 - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[3].rect.bottom(), 100, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[4].rect.left(), 281.343f - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[4].rect.top(), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[4].rect.right(), 281.343f + 5 - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[4].rect.bottom(), 50, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[6].rect.left(), 336.343f - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[6].rect.top(), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[6].rect.right(), 336.343f + 5 - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[6].rect.bottom(), 50, EPSILON100));
}
// Checked: DIFF+ (half of the letter spacing before the text???)
DEF_TEST(SkParagraph_InlinePlaceholderBaselineParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
TestCanvas canvas("SkParagraph_InlinePlaceholderBaselineParagraph.png");
if (!fontCollection->fontsFound()) return;
const char* text = "012 34";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(14);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Roboto")});
text_style.setColor(SK_ColorBLACK);
text_style.setFontSize(26);
text_style.setWordSpacing(5);
text_style.setLetterSpacing(1);
text_style.setDecoration(TextDecoration::kUnderline);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text, len);
PlaceholderStyle placeholder(55, 50, PlaceholderAlignment::kBaseline, TextBaseline::kAlphabetic, 38.347f);
builder.addPlaceholder(placeholder);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth);
paragraph->paint(canvas.get(), 0, 0);
auto boxes = paragraph->getRectsForPlaceholders();
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 90.921f - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 90.921f + 55 - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 50, EPSILON100));
RectHeightStyle rect_height_style = RectHeightStyle::kTight;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
boxes = paragraph->getRectsForRange(5, 6, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorBLUE, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 75.324f - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 14.226f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 90.921f - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 44.694f, EPSILON100));
}
// Checked: DIFF+ (half of the letter spacing before the text???)
DEF_TEST(SkParagraph_InlinePlaceholderAboveBaselineParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
TestCanvas canvas("SkParagraph_InlinePlaceholderAboveBaselineParagraph.png");
if (!fontCollection->fontsFound()) return;
const char* text = "012 34";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(14);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Roboto")});
text_style.setColor(SK_ColorBLACK);
text_style.setFontSize(26);
text_style.setWordSpacing(5);
text_style.setLetterSpacing(1);
text_style.setDecoration(TextDecoration::kUnderline);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text, len);
PlaceholderStyle placeholder(55, 50, PlaceholderAlignment::kAboveBaseline, TextBaseline::kAlphabetic, 903129.129308f);
builder.addPlaceholder(placeholder);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth);
paragraph->paint(canvas.get(), 0, 0);
auto boxes = paragraph->getRectsForPlaceholders();
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 90.921f - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), -0.347f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 90.921f + 55 - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 49.652f, EPSILON100));
RectHeightStyle rect_height_style = RectHeightStyle::kTight;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
boxes = paragraph->getRectsForRange(5, 6, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorBLUE, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 75.324f - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 25.531f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 90.921f - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 56, EPSILON100));
}
// Checked: DIFF+ (half of the letter spacing before the text???)
DEF_TEST(SkParagraph_InlinePlaceholderBelowBaselineParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
TestCanvas canvas("SkParagraph_InlinePlaceholderBelowBaselineParagraph.png");
if (!fontCollection->fontsFound()) return;
const char* text = "012 34";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(14);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Roboto")});
text_style.setColor(SK_ColorBLACK);
text_style.setFontSize(26);
text_style.setWordSpacing(5);
text_style.setLetterSpacing(1);
text_style.setDecoration(TextDecoration::kUnderline);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text, len);
PlaceholderStyle placeholder(55, 50, PlaceholderAlignment::kBelowBaseline, TextBaseline::kAlphabetic, 903129.129308f);
builder.addPlaceholder(placeholder);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth);
paragraph->paint(canvas.get(), 0, 0);
auto boxes = paragraph->getRectsForPlaceholders();
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 90.921f - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 24, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 90.921f + 55 - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 74, EPSILON100));
RectHeightStyle rect_height_style = RectHeightStyle::kTight;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
boxes = paragraph->getRectsForRange(5, 6, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorBLUE, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 75.324f - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), -0.121f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 90.921f - halfLetterDiff, EPSILON2));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 30.347f, EPSILON100));
}
// Checked: DIFF+ (half of the letter spacing before the text???)
DEF_TEST(SkParagraph_InlinePlaceholderBottomParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
TestCanvas canvas("SkParagraph_InlinePlaceholderBottomParagraph.png");
if (!fontCollection->fontsFound()) return;
const char* text = "012 34";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(14);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Roboto")});
text_style.setColor(SK_ColorBLACK);
text_style.setFontSize(26);
text_style.setWordSpacing(5);
text_style.setLetterSpacing(1);
text_style.setDecoration(TextDecoration::kUnderline);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text, len);
PlaceholderStyle placeholder(55, 50, PlaceholderAlignment::kBottom, TextBaseline::kAlphabetic, 0);
builder.addPlaceholder(placeholder);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth);
paragraph->paint(canvas.get(), 0, 0);
RectHeightStyle rect_height_style = RectHeightStyle::kTight;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
auto boxes = paragraph->getRectsForPlaceholders();
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 90.921f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 90.921f + 55 - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 50, EPSILON100));
boxes = paragraph->getRectsForRange(0, 1, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorBLUE, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 0.5f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 19.531f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 16.097f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 50, EPSILON100));
}
// Checked: DIFF+ (half of the letter spacing before the text???)
DEF_TEST(SkParagraph_InlinePlaceholderTopParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
TestCanvas canvas("SkParagraph_InlinePlaceholderTopParagraph.png");
if (!fontCollection->fontsFound()) return;
const char* text = "012 34";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(14);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Roboto")});
text_style.setColor(SK_ColorBLACK);
text_style.setFontSize(26);
text_style.setWordSpacing(5);
text_style.setLetterSpacing(1);
text_style.setDecoration(TextDecoration::kUnderline);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text, len);
PlaceholderStyle placeholder(55, 50, PlaceholderAlignment::kTop, TextBaseline::kAlphabetic, 0);
builder.addPlaceholder(placeholder);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth);
paragraph->paint(canvas.get(), 0, 0);
RectHeightStyle rect_height_style = RectHeightStyle::kTight;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
auto boxes = paragraph->getRectsForPlaceholders();
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 90.921f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 90.921f + 55 - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 50, EPSILON100));
boxes = paragraph->getRectsForRange(0, 1, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorBLUE, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 0.5f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 16.097f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 30.468f, EPSILON100));
}
// Checked: DIFF+ (half of the letter spacing before the text???)
DEF_TEST(SkParagraph_InlinePlaceholderMiddleParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
TestCanvas canvas("SkParagraph_InlinePlaceholderMiddleParagraph.png");
if (!fontCollection->fontsFound()) return;
const char* text = "012 34";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(14);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Roboto")});
text_style.setColor(SK_ColorBLACK);
text_style.setFontSize(26);
text_style.setWordSpacing(5);
text_style.setLetterSpacing(1);
text_style.setDecoration(TextDecoration::kUnderline);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text, len);
PlaceholderStyle placeholder(55, 50, PlaceholderAlignment::kMiddle, TextBaseline::kAlphabetic, 0);
builder.addPlaceholder(placeholder);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth);
paragraph->paint(canvas.get(), 0, 0);
RectHeightStyle rect_height_style = RectHeightStyle::kTight;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
auto boxes = paragraph->getRectsForPlaceholders();
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 90.921f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 90.921f + 55 - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 50, EPSILON100));
boxes = paragraph->getRectsForRange(5, 6, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorBLUE, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 75.324f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 9.765f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 90.921f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 40.234f, EPSILON100));
}
// Checked: DIFF+ (half of the letter spacing before the text???)
DEF_TEST(SkParagraph_InlinePlaceholderIdeographicBaselineParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
TestCanvas canvas("SkParagraph_InlinePlaceholderIdeographicBaselineParagraph.png");
if (!fontCollection->fontsFound()) return;
const char* text = "給能上目秘使";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(14);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Source Han Serif CN")});
text_style.setColor(SK_ColorBLACK);
text_style.setFontSize(26);
text_style.setWordSpacing(5);
text_style.setLetterSpacing(1);
text_style.setDecoration(TextDecoration::kUnderline);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text, len);
PlaceholderStyle placeholder(55, 50, PlaceholderAlignment::kBaseline, TextBaseline::kIdeographic, 38.347f);
builder.addPlaceholder(placeholder);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth);
paragraph->paint(canvas.get(), 0, 0);
RectHeightStyle rect_height_style = RectHeightStyle::kTight;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
auto boxes = paragraph->getRectsForPlaceholders();
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 162.5f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 162.5f + 55 - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 50, EPSILON100));
boxes = paragraph->getRectsForRange(5, 6, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorBLUE, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 135.5f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 4.703f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 162.5f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 42.065f, EPSILON100));
}
// Checked: DIFF+ (half of the letter spacing before the text???)
DEF_TEST(SkParagraph_InlinePlaceholderBreakParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
TestCanvas canvas("SkParagraph_InlinePlaceholderBreakParagraph.png");
if (!fontCollection->fontsFound()) return;
const char* text = "012 34";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(14);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Roboto")});
text_style.setColor(SK_ColorBLACK);
text_style.setFontSize(26);
text_style.setWordSpacing(5);
text_style.setLetterSpacing(1);
text_style.setDecoration(TextDecoration::kUnderline);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text, len);
PlaceholderStyle placeholder1(50, 50, PlaceholderAlignment::kBaseline, TextBaseline::kAlphabetic, 50);
PlaceholderStyle placeholder2(25, 25, PlaceholderAlignment::kBaseline, TextBaseline::kAlphabetic, 12.5f);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder2);
builder.addPlaceholder(placeholder1);
builder.addText(text, len);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder2); // 4 + 1
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder2); // 6 + 1
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder2); // 7 + 1
builder.addPlaceholder(placeholder1);
builder.addText(text, len);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder2);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addPlaceholder(placeholder2);
builder.addPlaceholder(placeholder1);
builder.addText(text, len);
builder.addPlaceholder(placeholder2);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth - 100);
paragraph->paint(canvas.get(), 0, 0);
RectHeightStyle rect_height_style = RectHeightStyle::kTight;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
auto boxes = paragraph->getRectsForRange(0, 3, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
boxes = paragraph->getRectsForRange(175, 176, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorGREEN, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 31.695f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 218.531f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 47.292f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 249, EPSILON100));
boxes = paragraph->getRectsForPlaceholders();
canvas.drawRects(SK_ColorRED, boxes);
boxes = paragraph->getRectsForRange(4, 45, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorBLUE, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 30);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 59.726f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 26.378f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 90.921f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 56.847f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[11].rect.left(), 606.343f - halfLetterDiff, EPSILON20));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[11].rect.top(), 38, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[11].rect.right(), 631.343f - halfLetterDiff, EPSILON20));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[11].rect.bottom(), 63, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[17].rect.left(), 0.5f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[17].rect.top(), 63.5f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[17].rect.right(), 50.5f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[17].rect.bottom(), 113.5f, EPSILON100));
}
// Checked: DIFF+ (half of the letter spacing before the text???)
DEF_TEST(SkParagraph_InlinePlaceholderGetRectsParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
TestCanvas canvas("SkParagraph_InlinePlaceholderGetRectsParagraph.png");
if (!fontCollection->fontsFound()) return;
const char* text = "012 34";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(14);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Roboto")});
text_style.setColor(SK_ColorBLACK);
text_style.setFontSize(26);
text_style.setWordSpacing(5);
text_style.setLetterSpacing(1);
text_style.setDecoration(TextDecoration::kUnderline);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text, len);
PlaceholderStyle placeholder1(50, 50, PlaceholderAlignment::kBaseline, TextBaseline::kAlphabetic, 50);
PlaceholderStyle placeholder2(5, 20, PlaceholderAlignment::kBaseline, TextBaseline::kAlphabetic, 10);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder2); // 8 + 1
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder2); // 5 + 1
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder1); // 8 + 0
builder.addText(text, len);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder2);
builder.addPlaceholder(placeholder2); // 1 + 2
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder2);
builder.addPlaceholder(placeholder2); // 1 + 2
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len);
builder.addText(text, len); // 11
builder.addPlaceholder(placeholder2);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder2);
builder.addPlaceholder(placeholder1);
builder.addPlaceholder(placeholder2);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth);
paragraph->paint(canvas.get(), 0, 0);
RectHeightStyle rect_height_style = RectHeightStyle::kMax;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
auto boxes = paragraph->getRectsForPlaceholders();
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 34);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 90.921f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 140.921f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 50, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[16].rect.left(), 800.921f - halfLetterDiff, EPSILON20));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[16].rect.top(), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[16].rect.right(), 850.921f - halfLetterDiff, EPSILON20));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[16].rect.bottom(), 50, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[33].rect.left(), 503.382f - halfLetterDiff, EPSILON10));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[33].rect.top(), 160, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[33].rect.right(), 508.382f - halfLetterDiff, EPSILON10));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[33].rect.bottom(), 180, EPSILON100));
boxes = paragraph->getRectsForRange(30, 50, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorBLUE, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 8);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 216.097f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 60, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 290.921f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 120, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[1].rect.left(), 290.921f - halfLetterDiff, EPSILON20));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[1].rect.top(), 60, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[1].rect.right(), 340.921f - halfLetterDiff, EPSILON20));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[1].rect.bottom(), 120, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[2].rect.left(), 340.921f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[2].rect.top(), 60, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[2].rect.right(), 345.921f - halfLetterDiff, EPSILON50));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[2].rect.bottom(), 120, EPSILON100));
}
// Checked: NO DIFF
DEF_TEST(SkParagraph_SimpleRedParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
const char* text = "I am RED";
const size_t len = strlen(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);
builder.pushStyle(text_style);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth);
auto impl = static_cast<ParagraphImpl*>(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].fStyle.equals(text_style));
size_t index = 0;
for (auto& line : impl->lines()) {
line.scanStyles(StyleType::kDecorations,
[reporter, &index](TextRange textRange, const TextStyle& style, const TextLine::ClipContext& context) {
REPORTER_ASSERT(reporter, index == 0);
REPORTER_ASSERT(reporter, style.getColor() == SK_ColorRED);
++index;
return true;
});
}
}
// Checked: DIFF+ (Space between 1 & 2 style blocks)
DEF_TEST(SkParagraph_RainbowParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
TestCanvas canvas("SkParagraph_RainbowParagraph.png");
if (!fontCollection->fontsFound()) return;
const char* text1 = "Red Roboto"; // [0:10)
const char* text2 = "big Greeen Default"; // [10:28)
const char* text3 = "Defcolor Homemade Apple"; // [28:51)
const char* text4 = "Small Blue Roboto"; // [51:68)
const char* text41 = "Small Blue ";
const char* text5 =
"Continue Last Style With lots of words to check if it overlaps "
"properly or not"; // [68:)
const char* text42 =
"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(2);
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, strlen(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, strlen(text2));
TextStyle text_style3;
text_style3.setFontFamilies({SkString("Homemade Apple")});
text_style3.setColor(SK_ColorBLACK);
builder.pushStyle(text_style3);
builder.addText(text3, strlen(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, strlen(text4));
builder.addText(text5, strlen(text5));
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(1000);
paragraph->paint(canvas.get(), 0, 0);
auto impl = static_cast<ParagraphImpl*>(paragraph.get());
REPORTER_ASSERT(reporter, impl->runs().size() == 4);
REPORTER_ASSERT(reporter, impl->styles().size() == 4);
REPORTER_ASSERT(reporter, impl->lines().size() == 2);
auto rects = paragraph->getRectsForRange(0, impl->text().size(), RectHeightStyle::kMax, RectWidthStyle::kTight);
canvas.drawRects(SK_ColorMAGENTA, rects);
size_t index = 0;
impl->lines()[0].scanStyles(
StyleType::kAllAttributes,
[&](TextRange textRange, const TextStyle& style, const TextLine::ClipContext& context) {
switch (index) {
case 0:
REPORTER_ASSERT(reporter, style.equals(text_style1));
REPORTER_ASSERT(reporter, equal(impl->text().begin(), textRange, text1));
break;
case 1:
REPORTER_ASSERT(reporter, style.equals(text_style2));
REPORTER_ASSERT(reporter, equal(impl->text().begin(), textRange, text2));
break;
case 2:
REPORTER_ASSERT(reporter, style.equals(text_style3));
REPORTER_ASSERT(reporter, equal(impl->text().begin(), textRange, text3));
break;
case 3:
REPORTER_ASSERT(reporter, style.equals(text_style4));
REPORTER_ASSERT(reporter, equal(impl->text().begin(), textRange, text41));
break;
default:
REPORTER_ASSERT(reporter, false);
break;
}
++index;
return true;
});
impl->lines()[1].scanStyles(
StyleType::kAllAttributes,
[&](TextRange textRange, const TextStyle& style, const TextLine::ClipContext& context) {
switch (index) {
case 4:
REPORTER_ASSERT(reporter, style.equals(text_style4));
REPORTER_ASSERT(reporter, equal(impl->text().begin(), textRange, text42));
break;
default:
REPORTER_ASSERT(reporter, false);
break;
}
++index;
return true;
});
REPORTER_ASSERT(reporter, index == 5);
}
// Checked: NO DIFF
DEF_TEST(SkParagraph_DefaultStyleParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_DefaultStyleParagraph.png");
const char* text = "No TextStyle! Uh Oh!";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
TextStyle defaultStyle;
defaultStyle.setFontFamilies({SkString("Roboto")});
paragraph_style.setTextStyle(defaultStyle);
paragraph_style.turnHintingOff();
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
builder.addText(text, len);
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth);
paragraph->paint(canvas.get(), 10.0, 15.0);
auto impl = static_cast<ParagraphImpl*>(paragraph.get());
REPORTER_ASSERT(reporter, impl->runs().size() == 1);
REPORTER_ASSERT(reporter, impl->styles().size() == 1);
REPORTER_ASSERT(reporter, impl->lines().size() == 1);
size_t index = 0;
impl->lines()[0].scanStyles(
StyleType::kAllAttributes,
[&](TextRange textRange, const TextStyle& style, const TextLine::ClipContext& context) {
REPORTER_ASSERT(reporter, style.equals(paragraph_style.getTextStyle()));
REPORTER_ASSERT(reporter, equal(impl->text().begin(), textRange, text));
++index;
return true;
});
REPORTER_ASSERT(reporter, index == 1);
}
// Checked: NO DIFF
DEF_TEST(SkParagraph_BoldParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_BoldParagraph.png");
const char* text = "This is Red max bold text!";
const size_t len = strlen(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, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(VeryLongCanvasWidth);
paragraph->paint(canvas.get(), 10.0, 60.0);
auto impl = static_cast<ParagraphImpl*>(paragraph.get());
REPORTER_ASSERT(reporter, impl->runs().size() == 1);
REPORTER_ASSERT(reporter, impl->styles().size() == 1);
REPORTER_ASSERT(reporter, impl->lines().size() == 1);
size_t index = 0;
impl->lines()[0].scanStyles(
StyleType::kAllAttributes,
[&](TextRange textRange, const TextStyle& style, const TextLine::ClipContext& context) {
REPORTER_ASSERT(reporter, style.equals(text_style));
REPORTER_ASSERT(reporter, equal(impl->text().begin(), textRange, text));
++index;
return true;
});
REPORTER_ASSERT(reporter, index == 1);
}
// Checked: NO DIFF (line height rounding error)
DEF_TEST(SkParagraph_HeightOverrideParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_HeightOverrideParagraph.png");
const char* text = "01234満毎冠行来昼本可\nabcd\n満毎冠行来昼本可";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(10);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Roboto")});
text_style.setFontSize(20);
text_style.setColor(SK_ColorBLACK);
text_style.setHeight(3.6345f);
text_style.setHeightOverride(true);
builder.pushStyle(text_style);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(550);
auto impl = static_cast<ParagraphImpl*>(paragraph.get());
REPORTER_ASSERT(reporter, impl->runs().size() == 5);
REPORTER_ASSERT(reporter, impl->styles().size() == 1); // paragraph style does not count
REPORTER_ASSERT(reporter, impl->styles()[0].fStyle.equals(text_style));
paragraph->paint(canvas.get(), 0, 0);
SkPaint paint;
paint.setStyle(SkPaint::kStroke_Style);
paint.setAntiAlias(true);
paint.setStrokeWidth(1);
// Tests for GetRectsForRange()
RectHeightStyle rect_height_style = RectHeightStyle::kIncludeLineSpacingMiddle;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
paint.setColor(SK_ColorRED);
std::vector<TextBox> boxes = paragraph->getRectsForRange(0, 0, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 0ull);
boxes = paragraph->getRectsForRange(0, 40, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorBLUE, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 3ull);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[1].rect.left(), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[1].rect.top(), 92.805f, EPSILON5));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[1].rect.right(), 43.843f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[1].rect.bottom(), 165.495f, EPSILON5));
}
// Checked: DIFF+
DEF_TEST(SkParagraph_LeftAlignParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_LeftAlignParagraph.png");
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.";
const size_t len = strlen(text);
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, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth - 100);
paragraph->paint(canvas.get(), 0, 0);
auto impl = static_cast<ParagraphImpl*>(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].fStyle.equals(text_style));
REPORTER_ASSERT(reporter, impl->lines().size() == paragraph_style.getMaxLines());
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);//
}
// Checked: NO DIFF
DEF_TEST(SkParagraph_RightAlignParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_RightAlignParagraph.png");
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.";
const size_t len = strlen(text);
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, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth - 100);
paragraph->paint(canvas.get(), 0, 0);
auto impl = static_cast<ParagraphImpl*>(paragraph.get());
REPORTER_ASSERT(reporter, impl->runs().size() == 1);
REPORTER_ASSERT(reporter, impl->styles().size() == 1);
REPORTER_ASSERT(reporter, impl->styles()[0].fStyle.equals(text_style));
REPORTER_ASSERT(reporter, impl->lines().size() == paragraph_style.getMaxLines());
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());
}
// Checked: NO DIFF
DEF_TEST(SkParagraph_CenterAlignParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_CenterAlignParagraph.png");
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.";
const size_t len = strlen(text);
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, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth - 100);
paragraph->paint(canvas.get(), 0, 0);
auto impl = static_cast<ParagraphImpl*>(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].fStyle.equals(text_style));
REPORTER_ASSERT(reporter, impl->lines().size() == paragraph_style.getMaxLines());
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());
}
// Checked: NO DIFF
DEF_TEST(SkParagraph_JustifyAlignParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_JustifyAlignParagraph.png");
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.";
const size_t len = strlen(text);
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, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth - 100);
paragraph->paint(canvas.get(), 0, 0);
RectHeightStyle rect_height_style = RectHeightStyle::kMax;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
auto boxes = paragraph->getRectsForRange(0, 100, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorRED, boxes);
auto impl = static_cast<ParagraphImpl*>(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].fStyle.equals(text_style));
double expected_y = 0;
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(impl->lines()[0].baseline(), 24.121f, EPSILON100));
REPORTER_ASSERT(reporter,
SkScalarNearlyEqual(impl->lines()[0].offset().fY, expected_y, EPSILON100));
expected_y += 30;
REPORTER_ASSERT(reporter,
SkScalarNearlyEqual(impl->lines()[1].offset().fY, expected_y, EPSILON100));
expected_y += 30;
REPORTER_ASSERT(reporter,
SkScalarNearlyEqual(impl->lines()[2].offset().fY, expected_y, EPSILON100));
expected_y += 30;
REPORTER_ASSERT(reporter,
SkScalarNearlyEqual(impl->lines()[3].offset().fY, expected_y, EPSILON100));
expected_y += 30 * 9;
REPORTER_ASSERT(reporter,
SkScalarNearlyEqual(impl->lines()[12].offset().fY, expected_y, EPSILON100));
auto calculate = [](const TextLine& line) -> SkScalar {
return line.offset().fX;
};
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[0]), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[1]), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[2]), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(impl->lines()[3]), 0, EPSILON100));
REPORTER_ASSERT(reporter,
paragraph_style.getTextAlign() == impl->paragraphStyle().getTextAlign());
}
// Checked: DIFF (ghost spaces as a separate box in TxtLib)
DEF_TEST(SkParagraph_JustifyRTL, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>(true);
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_JustifyRTL.png");
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";
const size_t len = strlen(text);
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);
builder.pushStyle(text_style);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth - 100);
paragraph->paint(canvas.get(), 0, 0);
auto impl = static_cast<ParagraphImpl*>(paragraph.get());
auto calculate = [](const TextLine& line) -> SkScalar {
return TestCanvasWidth - 100 - line.width();
};
for (auto& line : impl->lines()) {
if (&line == &impl->lines().back()) {
REPORTER_ASSERT(reporter, calculate(line) > EPSILON100);
} else {
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(calculate(line), 0, EPSILON100));
}
}
// Just make sure the the text is actually RTL
for (auto& run : impl->runs()) {
REPORTER_ASSERT(reporter, !run.leftToRight());
}
// Tests for GetRectsForRange()
RectHeightStyle rect_height_style = RectHeightStyle::kMax;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
auto boxes = paragraph->getRectsForRange(0, 100, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 5);
boxes = paragraph->getRectsForRange(240, 250, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorBLUE, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 588, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), 130, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 640, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 156, EPSILON100));
}
// Checked: NO DIFF (some minor decoration differences, probably)
DEF_TEST(SkParagraph_DecorationsParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_DecorationsParagraph.png");
const char* text1 = "This text should be";
const char* text2 = " decorated even when";
const char* text3 = " wrapped around to";
const char* text4 = " the next line.";
const char* text5 = " Otherwise, bad things happen.";
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(text1, strlen(text1));
text_style.setDecorationStyle(TextDecorationStyle::kDouble);
text_style.setDecorationColor(SK_ColorBLUE);
text_style.setDecorationThicknessMultiplier(1.0);
builder.pushStyle(text_style);
builder.addText(text2, strlen(text2));
text_style.setDecorationStyle(TextDecorationStyle::kDotted);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text3, strlen(text3));
text_style.setDecorationStyle(TextDecorationStyle::kDashed);
text_style.setDecorationColor(SK_ColorBLACK);
text_style.setDecorationThicknessMultiplier(3.0);
builder.pushStyle(text_style);
builder.addText(text4, strlen(text4));
text_style.setDecorationStyle(TextDecorationStyle::kWavy);
text_style.setDecorationColor(SK_ColorRED);
text_style.setDecorationThicknessMultiplier(1.0);
builder.pushStyle(text_style);
builder.addText(text5, strlen(text5));
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth - 100);
paragraph->paint(canvas.get(), 0, 0);
auto impl = static_cast<ParagraphImpl*>(paragraph.get());
size_t index = 0;
for (auto& line : impl->lines()) {
line.scanStyles(
StyleType::kDecorations,
[&](TextRange textRange, const TextStyle& style, const TextLine::ClipContext& context) {
auto decoration = (TextDecoration)(TextDecoration::kUnderline |
TextDecoration::kOverline |
TextDecoration::kLineThrough);
REPORTER_ASSERT(reporter, style.getDecorationType() == 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_WavyDecorationParagraph, reporter) {
SkDebugf("TODO: Fix decorations\n");
}
// Checked: NO DIFF
DEF_TEST(SkParagraph_ItalicsParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_ItalicsParagraph.png");
const char* text1 = "No italic ";
const char* text2 = "Yes Italic ";
const char* text3 = "No Italic again.";
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(text1, strlen(text1));
text_style.setFontStyle(SkFontStyle(SkFontStyle::kNormal_Weight, SkFontStyle::kNormal_Width,
SkFontStyle::kItalic_Slant));
builder.pushStyle(text_style);
builder.addText(text2, strlen(text2));
builder.pop();
builder.addText(text3, strlen(text3));
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth);
paragraph->paint(canvas.get(), 0, 0);
auto impl = static_cast<ParagraphImpl*>(paragraph.get());
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,
[&](TextRange textRange, const TextStyle& style, const TextLine::ClipContext& context) {
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;
});
}
// Checked: NO DIFF
DEF_TEST(SkParagraph_ChineseParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_ChineseParagraph.png");
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。";
const size_t len = strlen(text);
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, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth - 100);
paragraph->paint(canvas.get(), 0, 0);
auto impl = static_cast<ParagraphImpl*>(paragraph.get());
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].fStyle.equals(text_style));
}
// Checked: NO DIFF (disabled)
DEF_TEST(SkParagraph_ArabicParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_ArabicParagraph.png");
const char* text =
"من أسر وإعلان الخاصّة وهولندا،, عل قائمة الضغوط بالمطالبة تلك. الصفحة "
"بمباركة التقليدية قام عن. تصفح";
const size_t len = strlen(text);
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);
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, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth - 100);
paragraph->paint(canvas.get(), 0, 0);
auto impl = static_cast<ParagraphImpl*>(paragraph.get());
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].fStyle.equals(text_style));
}
// Checked: DIFF (2 boxes and each space is a word)
DEF_TEST(SkParagraph_ArabicRectsParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_ArabicRectsParagraph.png");
const char* text = "بمباركة التقليدية قام عن. تصفح يد ";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(14);
paragraph_style.setTextAlign(TextAlign::kRight);
paragraph_style.setTextDirection(TextDirection::kRtl);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Noto Naskh Arabic")});
text_style.setFontSize(26);
text_style.setWordSpacing(5);
text_style.setColor(SK_ColorBLACK);
text_style.setDecoration(TextDecoration::kUnderline);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth - 100);
auto impl = static_cast<ParagraphImpl*>(paragraph.get());
REPORTER_ASSERT(reporter, impl->runs().size() == 1);
paragraph->paint(canvas.get(), 0, 0);
RectHeightStyle rect_height_style = RectHeightStyle::kMax;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
std::vector<TextBox> boxes = paragraph->getRectsForRange(0, 100, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1ull);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 538.548f, EPSILON100)); // DIFF: 510.09375
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), -0.268f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 900, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 44, EPSILON100));
}
// Checked DIFF+
DEF_TEST(SkParagraph_ArabicRectsLTRLeftAlignParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_ArabicRectsLTRLeftAlignParagraph.png");
const char* text = "Helloبمباركة التقليدية قام عن. تصفح يد ";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(14);
paragraph_style.setTextAlign(TextAlign::kLeft);
paragraph_style.setTextDirection(TextDirection::kLtr);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Noto Naskh Arabic")});
text_style.setFontSize(26);
text_style.setWordSpacing(5);
text_style.setColor(SK_ColorBLACK);
text_style.setDecoration(TextDecoration::kUnderline);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth - 100);
auto impl = static_cast<ParagraphImpl*>(paragraph.get());
REPORTER_ASSERT(reporter, impl->runs().size() == 3);
paragraph->paint(canvas.get(), 0, 0);
RectHeightStyle rect_height_style = RectHeightStyle::kMax;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
std::vector<TextBox> boxes = paragraph->getRectsForRange(36, 40, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1ull);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 83.916f, EPSILON100)); // DIFF: 89.40625
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), -0.268f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 115.893f, EPSILON100)); // DIFF: 121.87891
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 44, EPSILON100));
}
// Checked DIFF+
DEF_TEST(SkParagraph_ArabicRectsLTRRightAlignParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_ArabicRectsLTRRightAlignParagraph.png");
const char* text = "Helloبمباركة التقليدية قام عن. تصفح يد ";
const size_t len = strlen(text);
ParagraphStyle paragraph_style;
paragraph_style.turnHintingOff();
paragraph_style.setMaxLines(14);
paragraph_style.setTextAlign(TextAlign::kRight);
paragraph_style.setTextDirection(TextDirection::kLtr);
ParagraphBuilderImpl builder(paragraph_style, fontCollection);
TextStyle text_style;
text_style.setFontFamilies({SkString("Noto Naskh Arabic")});
text_style.setFontSize(26);
text_style.setWordSpacing(5);
text_style.setColor(SK_ColorBLACK);
text_style.setDecoration(TextDecoration::kUnderline);
text_style.setDecorationColor(SK_ColorBLACK);
builder.pushStyle(text_style);
builder.addText(text, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(TestCanvasWidth - 100);
auto impl = static_cast<ParagraphImpl*>(paragraph.get());
REPORTER_ASSERT(reporter, impl->runs().size() == 3);
paragraph->paint(canvas.get(), 0, 0);
RectHeightStyle rect_height_style = RectHeightStyle::kMax;
RectWidthStyle rect_width_style = RectWidthStyle::kTight;
std::vector<TextBox> boxes =
paragraph->getRectsForRange(36, 40, rect_height_style, rect_width_style);
canvas.drawRects(SK_ColorRED, boxes);
REPORTER_ASSERT(reporter, boxes.size() == 1ull); // DIFF
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.left(), 561.501f, EPSILON100)); // DIFF
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.top(), -0.268f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.right(), 593.479f, EPSILON100)); // DIFF
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(boxes[0].rect.bottom(), 44, EPSILON100));
}
// Checked: NO DIFF
DEF_TEST(SkParagraph_GetGlyphPositionAtCoordinateParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_GetGlyphPositionAtCoordinateParagraph.png");
const char* text =
"12345 67890 12345 67890 12345 67890 12345 67890 12345 67890 12345 "
"67890 12345";
const size_t len = strlen(text);
ParagraphStyle paragraphStyle;
paragraphStyle.setTextAlign(TextAlign::kLeft);
paragraphStyle.setMaxLines(10);
paragraphStyle.turnHintingOff();
TextStyle textStyle;
textStyle.setFontFamilies({SkString("Roboto")});
textStyle.setFontStyle(SkFontStyle(SkFontStyle::kNormal_Weight, SkFontStyle::kNormal_Width,
SkFontStyle::kUpright_Slant));
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, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(550);
paragraph->paint(canvas.get(), 0, 0);
// 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 == 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 == 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);
}
// Checked: NO DIFF
DEF_TEST(SkParagraph_GetRectsForRangeParagraph, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_GetRectsForRangeParagraph.png");
const char* text =
"12345, \"67890\" 12345 67890 12345 67890 12345 67890 12345 67890 12345 "
"67890 12345";
const size_t len = strlen(text);
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, len);
builder.pop();
auto paragraph = builder.Build();
paragraph->layout(550);
paragraph->paint(canvas.get(), 0, 0);
RectHeightStyle heightStyle = RectHeightStyle::kMax;
RectWidthStyle widthStyle = RectWidthStyle::kTight;
SkPaint paint;
paint.setStyle(SkPaint::kStroke_Style);
paint.setAntiAlias(true);
paint.setStrokeWidth(1);
{
auto result = paragraph->getRectsForRange(0, 0, heightStyle, widthStyle);
REPORTER_ASSERT(reporter, result.empty());
}
{
auto result = paragraph->getRectsForRange(0, 1, heightStyle, widthStyle);
canvas.drawRects(SK_ColorRED, result);
REPORTER_ASSERT(reporter, result.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 28.417f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, EPSILON100));
}
{
auto result = paragraph->getRectsForRange(2, 8, heightStyle, widthStyle);
canvas.drawRects(SK_ColorBLUE, result);
REPORTER_ASSERT(reporter, result.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 56.835f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 177.97f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, EPSILON100));
}
{
auto result = paragraph->getRectsForRange(8, 21, heightStyle, widthStyle);
canvas.drawRects(SK_ColorGREEN, result);
REPORTER_ASSERT(reporter, result.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 177.97f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 507.031f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, EPSILON100));
}
{
auto result = paragraph->getRectsForRange(30, 100, heightStyle, widthStyle);
canvas.drawRects(SK_ColorRED, result);
REPORTER_ASSERT(reporter, result.size() == 4);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 211.375f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 59.40625f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 463.623f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 118, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[3].rect.left(), 0, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[3].rect.top(), 236.406f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[3].rect.right(), 142.089f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[3].rect.bottom(), 295, EPSILON100));
}
{
auto result = paragraph->getRectsForRange(19, 22, heightStyle, widthStyle);
canvas.drawRects(SK_ColorBLUE, result);
REPORTER_ASSERT(reporter, result.size() == 1);
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.left(), 450.1875f, EPSILON20));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.top(), 0.40625f, EPSILON100));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.right(), 519.47266f, EPSILON20));
REPORTER_ASSERT(reporter, SkScalarNearlyEqual(result[0].rect.bottom(), 59, EPSILON100));
}
{
auto result = paragraph->getRectsForRange(21, 21, heightStyle, widthStyle);
REPORTER_ASSERT(reporter, result.empty());
}
}
// Checked: NO DIFF
DEF_TEST(SkParagraph_GetRectsForRangeTight, reporter) {
sk_sp<ResourceFontCollection> fontCollection = sk_make_sp<ResourceFontCollection>();
if (!fontCollection->fontsFound()) return;
TestCanvas canvas("SkParagraph_GetRectsForRangeTight.png");
const char* text =
"( ´・‿・`)( ´・‿・`)( ´・‿・`)( ´・‿・`)( ´・‿・`)( ´・‿・`)( ´・‿・`)("
" ´・‿・`)( ´・‿・`)( ´・‿・`)( ´・‿・`)( ´・‿・`)( ´・‿・`)( ´・‿・`)("
" ´・‿・`)( ´・‿・`)( ´・‿・`)( ´・‿・`)( ´・‿・`)( ´・‿・`)";
const size_t len = strlen(text);