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#include <cmath>
#include <memory>
#include <sstream>
#include <QtTest/QtTest>
#include <QTemporaryFile>
#include <poppler-qt5.h>
#include "poppler/Annot.h"
#include "goo/GooString.h"
#include "goo/gstrtod.h"
class TestAnnotations : public QObject
{
Q_OBJECT
public:
TestAnnotations(QObject *parent = nullptr) : QObject(parent) { }
private slots:
void checkQColorPrecision();
void checkFontSizeAndColor();
void checkHighlightFromAndToQuads();
void checkUTF16LEAnnot();
void checkNonMarkupAnnotations();
void checkDefaultAppearance();
};
/* Is .5f sufficient for 16 bit color channel roundtrip trough save and load on all architectures? */
void TestAnnotations::checkQColorPrecision() {
bool precisionOk = true;
for (int i = std::numeric_limits<uint16_t>::min(); i <= std::numeric_limits<uint16_t>::max(); i++) {
double normalized = static_cast<uint16_t>(i) / static_cast<double>(std::numeric_limits<uint16_t>::max());
GooString* serialized = GooString::format("{0:.5f}", normalized);
double deserialized = gatof( serialized->c_str() );
delete serialized;
uint16_t denormalized = std::round(deserialized * std::numeric_limits<uint16_t>::max());
if (static_cast<uint16_t>(i) != denormalized) {
precisionOk = false;
break;
}
}
QVERIFY(precisionOk);
}
void TestAnnotations::checkFontSizeAndColor()
{
const QString contents = QStringLiteral("foobar");
const std::vector<QColor> testColors{QColor::fromRgb(0xAB, 0xCD, 0xEF),
QColor::fromCmyk(0xAB, 0xBC, 0xCD, 0xDE)};
const QFont testFont(QStringLiteral("Helvetica"), 20);
QTemporaryFile tempFile;
QVERIFY(tempFile.open());
tempFile.close();
{
std::unique_ptr<Poppler::Document> doc{
Poppler::Document::load(TESTDATADIR "/unittestcases/UseNone.pdf")
};
QVERIFY(doc.get());
std::unique_ptr<Poppler::Page> page{
doc->page(0)
};
QVERIFY(page.get());
for (const auto& color : testColors) {
auto annot = std::make_unique<Poppler::TextAnnotation>(Poppler::TextAnnotation::InPlace);
annot->setBoundary(QRectF(0.0, 0.0, 1.0, 1.0));
annot->setContents(contents);
annot->setTextFont(testFont);
annot->setTextColor(color);
page->addAnnotation(annot.get());
}
std::unique_ptr<Poppler::PDFConverter> conv(doc->pdfConverter());
QVERIFY(conv.get());
conv->setOutputFileName(tempFile.fileName());
conv->setPDFOptions(Poppler::PDFConverter::WithChanges);
QVERIFY(conv->convert());
}
{
std::unique_ptr<Poppler::Document> doc{
Poppler::Document::load(tempFile.fileName())
};
QVERIFY(doc.get());
std::unique_ptr<Poppler::Page> page{
doc->page(0)
};
QVERIFY(page.get());
auto annots = page->annotations();
QCOMPARE(annots.size(), static_cast<int>(testColors.size()));
auto &&annot = annots.constBegin();
for (const auto& color : testColors) {
QCOMPARE((*annot)->subType(), Poppler::Annotation::AText);
auto textAnnot = static_cast<Poppler::TextAnnotation*>(*annot);
QCOMPARE(textAnnot->contents(), contents);
QCOMPARE(textAnnot->textFont().pointSize(), testFont.pointSize());
QCOMPARE(static_cast<int>(textAnnot->textColor().spec()), static_cast<int>(color.spec()));
QCOMPARE(textAnnot->textColor(), color);
if (annot != annots.constEnd())
++annot;
}
qDeleteAll(annots);
}
}
namespace Poppler {
static bool operator==(const Poppler::HighlightAnnotation::Quad &a, const Poppler::HighlightAnnotation::Quad &b)
{
// FIXME We do not compare capStart, capEnd and feather since AnnotQuadrilaterals doesn't contain that info and thus
// HighlightAnnotationPrivate::fromQuadrilaterals uses default values
return a.points[0] == b.points[0] && a.points[1] == b.points[1] && a.points[2] == b.points[2] && a.points[3] == b.points[3];
}
}
void TestAnnotations::checkHighlightFromAndToQuads()
{
std::unique_ptr<Poppler::Document> doc{
Poppler::Document::load(TESTDATADIR "/unittestcases/UseNone.pdf")
};
std::unique_ptr<Poppler::Page> page{
doc->page(0)
};
auto ha = std::make_unique<Poppler::HighlightAnnotation>();
page->addAnnotation(ha.get());
const QList<Poppler::HighlightAnnotation::Quad> quads = {
{ {{0, 0.1}, {0.2, 0.3}, {0.4, 0.5}, {0.6, 0.7}}, false, false, 0 },
{ {{0.8, 0.9}, {0.1, 0.2}, {0.3, 0.4}, {0.5, 0.6}}, true, false, 0.4 }
};
ha->setHighlightQuads(quads);
QCOMPARE(ha->highlightQuads(), quads);
}
void TestAnnotations::checkUTF16LEAnnot()
{
std::unique_ptr<Poppler::Document> doc{
Poppler::Document::load(TESTDATADIR "/unittestcases/utf16le-annot.pdf")
};
QVERIFY(doc.get());
std::unique_ptr<Poppler::Page> page{
doc->page(0)
};
QVERIFY(page.get());
auto annots = page->annotations();
QCOMPARE(annots.size(), 2);
auto annot = annots[1];
QCOMPARE(annot->contents(), QString::fromUtf8("Únîcödé豰")); //clazy:exclude=qstring-allocations
}
void TestAnnotations::checkNonMarkupAnnotations()
{
std::unique_ptr<Poppler::Document> doc{
Poppler::Document::load(TESTDATADIR "/unittestcases/checkbox_issue_159.pdf")
};
QVERIFY(doc.get());
std::unique_ptr<Poppler::Page> page{
doc->page(0)
};
QVERIFY(page.get());
auto annots = page->annotations();
QCOMPARE(annots.size(), 17);
}
void TestAnnotations::checkDefaultAppearance()
{
std::unique_ptr<GooString> roundtripString;
{
GooString daString{ "/Helv 10 Tf 0.1 0.2 0.3 rg" };
const DefaultAppearance da { &daString };
QCOMPARE( da.getFontPtSize(), 10. );
QVERIFY( da.getFontName().isName() );
QCOMPARE( da.getFontName().getName(), "Helv" );
const AnnotColor* color = da.getFontColor();
QVERIFY( color );
QCOMPARE( color->getSpace(), AnnotColor::colorRGB );
QCOMPARE( color->getValues()[0], 0.1 );
QCOMPARE( color->getValues()[1], 0.2 );
QCOMPARE( color->getValues()[2], 0.3 );
roundtripString.reset( da.toAppearanceString() );
}
{
/* roundtrip through parse/generate/parse shall preserve values */
const DefaultAppearance da { roundtripString.get() };
QCOMPARE( da.getFontPtSize(), 10. );
QVERIFY( da.getFontName().isName() );
QCOMPARE( da.getFontName().getName(), "Helv" );
const AnnotColor* color = da.getFontColor();
QVERIFY( color );
QCOMPARE( color->getSpace(), AnnotColor::colorRGB );
QCOMPARE( color->getValues()[0], 0.1 );
QCOMPARE( color->getValues()[1], 0.2 );
QCOMPARE( color->getValues()[2], 0.3 );
}
{
/* parsing bad DA strings must not cause crash */
GooString daString{ "/ % Tf 1 2 rg" };
const DefaultAppearance da { &daString };
QVERIFY( !da.getFontName().isName() );
}
}
QTEST_GUILESS_MAIN(TestAnnotations)
#include "check_annotations.moc"
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