/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
class SdPNGExportTest : public UnoApiTest
{ public:
SdPNGExportTest()
: UnoApiTest(u"/sd/qa/unit/data/"_ustr)
{
}
};
staticvoid assertColorsAreSimilar(const std::string& message, const BitmapColor& expected, const BitmapColor& actual, int nDelta)
{ // Check that the two colors match or are reasonably similar. if (expected.GetColorError(actual) <= nDelta) return;
// make sure only the shape is exported
Size aSize = aBMPEx.GetSizePixel(); constauto[scalingX, scalingY] = getDPIScaling();
CPPUNIT_ASSERT_DOUBLES_EQUAL(193 * scalingX, aSize.getWidth(), 1.5);
CPPUNIT_ASSERT_DOUBLES_EQUAL(193 * scalingY, aSize.getHeight(), 1.5); if (!IsDefaultDPI()) return;
// Check all borders are red // use assertColorsAreSimilar since the color might differ a little bit on mac
Bitmap aBMP = aBMPEx.GetBitmap();
{
BitmapScopedReadAccess pReadAccess(aBMP); for (tools::Long nX = 1; nX < aSize.Width() - 1; ++nX)
{ const Color aColorTop = pReadAccess->GetColor(0, nX); const Color aColorBottom = pReadAccess->GetColor(aSize.Height() - 1, nX);
assertColorsAreSimilar("Incorrect top border", COL_LIGHTRED, aColorTop, 5);
// Without the fix in place, this test would have failed with // - Expected: Color: R:255 G:0 B:0 A:0 // - Actual : Color: R:9 G:9 B:9 A:0
assertColorsAreSimilar("Incorrect bottom border", COL_LIGHTRED, aColorBottom, 5);
}
for (tools::Long nY = 1; nY < aSize.Height() - 1; ++nY)
{ const Color aColorLeft = pReadAccess->GetColor(nY, 0); const Color aColorRight = pReadAccess->GetColor(nY, aSize.Width() - 1);
assertColorsAreSimilar("Incorrect left border", COL_LIGHTRED, aColorLeft, 5);
assertColorsAreSimilar("Incorrect right border", COL_LIGHTRED, aColorRight, 5);
}
}
}
// make sure only the shape is exported
Size aSize = aBMPEx.GetSizePixel(); constauto[scalingX, scalingY] = getDPIScaling();
CPPUNIT_ASSERT_DOUBLES_EQUAL(295 * scalingX, aSize.getWidth(), 1.5);
CPPUNIT_ASSERT_DOUBLES_EQUAL(134 * scalingY, aSize.getHeight(), 1.5); if (!IsDefaultDPI()) return;
// Check all borders are red or similar. Ignore the corners
Bitmap aBMP = aBMPEx.GetBitmap();
{
BitmapScopedReadAccess pReadAccess(aBMP); for (tools::Long nX = 2; nX < aSize.Width() - 2; ++nX)
{ const Color aColorTop = pReadAccess->GetColor(0, nX); // tdf#150102 the exported graphic now has no longer an empty bottom // row, so test with '-1' in height , same as already in test // testTdf105998 above const Color aColorBottom = pReadAccess->GetColor(aSize.Height() - 1, nX);
assertColorsAreSimilar("Incorrect top border", COL_LIGHTRED, aColorTop, 5);
// Without the fix in place, this test would have failed with // - Expected: Color: R:255 G:0 B:0 A:0 // - Actual : Color: R:77 G:0 B:0 A:0
assertColorsAreSimilar("Incorrect bottom border", COL_LIGHTRED, aColorBottom, 5);
}
for (tools::Long nY = 2; nY < aSize.Height() - 2; ++nY)
{ const Color aColorLeft = pReadAccess->GetColor(nY, 0); // tdf#150102 the exported graphic now has no longer an empty right // column, so test with '-1' in width , same as already in test // testTdf105998 above const Color aColorRight = pReadAccess->GetColor(nY, aSize.Width() - 1);
assertColorsAreSimilar("Incorrect left border", COL_LIGHTRED, aColorLeft, 5);
assertColorsAreSimilar("Incorrect right border", COL_LIGHTRED, aColorRight, 5);
}
}
}
// make sure the bitmap is not empty and correct size (PNG export->import was successful)
Size aSize = aBMPEx.GetSizePixel();
CPPUNIT_ASSERT_EQUAL(Size(100, 100), aSize);
Bitmap aBMP = aBMPEx.GetBitmap();
BitmapScopedReadAccess pReadAccess(aBMP); for (tools::Long nX = 1; nX < aSize.Width() - 1; ++nX)
{ for (tools::Long nY = 1; nY < aSize.Height() - 1; ++nY)
{ const Color aColor = pReadAccess->GetColor(nY, nX);
// Without the fix in place, this test would have failed with // - Expected: rgba[ffffffff] // - Actual : rgba[ff953eff]
CPPUNIT_ASSERT_EQUAL(COL_WHITE, aColor);
}
}
}
// make sure the bitmap is not empty and correct size (PNG export->import was successful)
Size aSize = aBMPEx.GetSizePixel();
CPPUNIT_ASSERT_EQUAL(Size(100, 100), aSize);
Bitmap aBMP = aBMPEx.GetBitmap();
BitmapScopedReadAccess pReadAccess(aBMP); int nBlackCount = 0; for (tools::Long nX = 1; nX < aSize.Width() - 1; ++nX)
{ for (tools::Long nY = 1; nY < aSize.Height() - 1; ++nY)
{ const Color aColor = pReadAccess->GetColor(nY, nX); if (aColor == COL_BLACK)
++nBlackCount;
}
}
// Without the fix in place, this test would have failed with // - Expected greater than: 9000 // - Actual : 0
CPPUNIT_ASSERT_GREATER(9000, nBlackCount);
}
// make sure the bitmap is not empty and correct size (PNG export->import was successful)
Size aSize = aBMPEx.GetSizePixel();
CPPUNIT_ASSERT_EQUAL(Size(100, 100), aSize);
int nBlackCount = 0; for (tools::Long nX = 1; nX < aSize.Width() - 1; ++nX)
{ for (tools::Long nY = 1; nY < aSize.Height() - 1; ++nY)
{ const Color aColor = pReadAccess->GetColor(nY, nX); const Color aTrans = pReadAccessAlpha->GetColor(nY, nX);
// only count as black when *not* transparent, else // the color is random/luck. Note that when accessing // AlphaMask like this alpha is actually in R, G and B, // *not* in GetAlpha() (sigh...) if (0 != aTrans.GetRed() && aColor == COL_BLACK)
++nBlackCount;
}
}
// Without the fix in place, this test would have failed with // - Expected: 842 // - Actual : 2493
CPPUNIT_ASSERT_LESS(900, nBlackCount);
}
// make sure the bitmap is not empty and correct size (PNG export->import was successful)
Size aSize = aBMPEx.GetSizePixel();
CPPUNIT_ASSERT_EQUAL(Size(100, 100), aSize);
Bitmap aBMP = aBMPEx.GetBitmap();
BitmapScopedReadAccess pReadAccess(aBMP); for (tools::Long nX = 1; nX < aSize.Width() - 1; ++nX)
{ for (tools::Long nY = 1; nY < aSize.Height() - 1; ++nY)
{ const Color aColor = pReadAccess->GetColor(nY, nX);
// Without the fix in place, this test would have failed with // - Expected: rgba[000000ff] // - Actual : rgba[010101ff]
CPPUNIT_ASSERT_EQUAL(COL_BLACK, aColor);
}
}
}
// make sure the bitmap is not empty and correct size (PNG export->import was successful)
Size aSize = aBMPEx.GetSizePixel();
CPPUNIT_ASSERT_EQUAL(Size(100, 100), aSize);
Bitmap aBMP = aBMPEx.GetBitmap();
BitmapScopedReadAccess pReadAccess(aBMP); for (tools::Long nX = 1; nX < aSize.Width() - 1; ++nX)
{ for (tools::Long nY = 1; nY < aSize.Height() - 1; ++nY)
{ const Color aColor = pReadAccess->GetColor(nY, nX);
// Without the fix in place, this test would have failed with // - Expected: rgba[000000ff] // - Actual : rgba[ffffffff]
CPPUNIT_ASSERT_EQUAL(COL_BLACK, aColor);
}
}
}
// make sure the bitmap is not empty and correct size (PNG export->import was successful)
Size aSize = aBMPEx.GetSizePixel();
CPPUNIT_ASSERT_EQUAL(Size(100, 100), aSize);
Bitmap aBMP = aBMPEx.GetBitmap();
BitmapScopedReadAccess pReadAccess(aBMP); int nBlackCount = 0; for (tools::Long nX = 1; nX < aSize.Width() - 1; ++nX)
{ for (tools::Long nY = 1; nY < aSize.Height() - 1; ++nY)
{ const Color aColor = pReadAccess->GetColor(nY, nX); if (aColor == COL_BLACK)
++nBlackCount;
}
}
// Without the fix in place, this test would have failed with // - Expected greater than: 6600 // - Actual : 559
CPPUNIT_ASSERT_GREATER(6600, nBlackCount);
}
// make sure the bitmap is not empty and correct size (PNG export->import was successful)
Size aSize = aBMPEx.GetSizePixel();
CPPUNIT_ASSERT_EQUAL(Size(100, 100), aSize);
Bitmap aBMP = aBMPEx.GetBitmap();
BitmapScopedReadAccess pReadAccess(aBMP); int nWhiteCount = 0; for (tools::Long nX = 1; nX < aSize.Width() - 1; ++nX)
{ for (tools::Long nY = 1; nY < aSize.Height() - 1; ++nY)
{ const Color aColor = pReadAccess->GetColor(nY, nX); if (aColor == 0xffffff)
++nWhiteCount;
}
}
// Without the fix in place, this test would have failed with // - Expected greater than: 7800 // - Actual : 0
CPPUNIT_ASSERT_GREATER(7800, nWhiteCount);
}
// make sure the bitmap is not empty and correct size (PNG export->import was successful)
Size aSize = aBMPEx.GetSizePixel();
CPPUNIT_ASSERT_EQUAL(Size(100, 100), aSize);
Bitmap aBMP = aBMPEx.GetBitmap();
BitmapScopedReadAccess pReadAccess(aBMP); int nBlackCount = 0; for (tools::Long nX = 1; nX < aSize.Width() - 1; ++nX)
{ for (tools::Long nY = 1; nY < aSize.Height() - 1; ++nY)
{ const Color aColor = pReadAccess->GetColor(nY, nX); if (aColor == COL_BLACK)
++nBlackCount;
}
}
// Without the fix in place, this test would have failed with // - Expected greater than: 7100 // - Actual : 0
CPPUNIT_ASSERT_GREATER(7100, nBlackCount);
}
// make sure the bitmap is not empty and correct size (PNG export->import was successful)
Size aSize = aBMPEx.GetSizePixel();
CPPUNIT_ASSERT_EQUAL(Size(100, 100), aSize);
Bitmap aBMP = aBMPEx.GetBitmap();
{
BitmapScopedReadAccess pReadAccess(aBMP); for (tools::Long nX = 1; nX < aSize.Width() - 1; ++nX)
{ for (tools::Long nY = 1; nY < aSize.Height() - 1; ++nY)
{ // Check all pixels in the image are black // Without the fix in place, this test would have failed with // - Expected: 0 // - Actual : 16777215 const Color aColor = pReadAccess->GetColor(nY, nX);
CPPUNIT_ASSERT_EQUAL(COL_BLACK, aColor);
}
}
}
}
// make sure the bitmap is not empty and correct size (PNG export->import was successful)
Size aSize = aBMPEx.GetSizePixel();
CPPUNIT_ASSERT_EQUAL(Size(100, 100), aSize);
Bitmap aBMP = aBMPEx.GetBitmap();
{
BitmapScopedReadAccess pReadAccess(aBMP); for (tools::Long nX = 1; nX < aSize.Width() - 1; ++nX)
{ // Check the bottom half of the document is white for (tools::Long nY = 50; nY < aSize.Height() - 1; ++nY)
{ // Check all pixels in the image are black // Without the fix in place, this test would have failed with // - Expected: Color: R:255 G:255 B:255 A:0 // - Actual : Color: R:153 G:0 B:51 A:0 const Color aColor = pReadAccess->GetColor(nY, nX);
CPPUNIT_ASSERT_EQUAL(COL_WHITE, aColor);
}
}
}
}
// make sure the bitmap is not empty and correct size (PNG export->import was successful)
CPPUNIT_ASSERT_EQUAL(Size(320, 180), aBMPEx.GetSizePixel());
Bitmap aBMP = aBMPEx.GetBitmap();
{
BitmapScopedReadAccess pReadAccess(aBMP); int nNonWhiteCount = 0; // The word "Top" should be in rectangle 34,4 - 76,30. If text alignment is wrong, the rectangle will be white. for (tools::Long nY = 4; nY < (4 + 26); ++nY)
{ for (tools::Long nX = 34; nX < (34 + 43); ++nX)
{ const Color aColor = pReadAccess->GetColor(nY, nX); if ((aColor.GetRed() != 0xff) || (aColor.GetGreen() != 0xff)
|| (aColor.GetBlue() != 0xff))
++nNonWhiteCount;
}
}
CPPUNIT_ASSERT_MESSAGE("Tdf93124: vertical alignment of text is incorrect!",
nNonWhiteCount > 50);
}
}
CPPUNIT_TEST_FIXTURE(SdPNGExportTest, testTdf99729)
{ const OUString filenames[] = { u"odp/tdf99729-new.odp"_ustr, u"odp/tdf99729-legacy.odp"_ustr }; int nonwhitecounts[] = { 0, 0 }; for (size_t i = 0; i < SAL_N_ELEMENTS(filenames); ++i)
{ // 1st check for new behaviour - having AnchoredTextOverflowLegacy compatibility flag set to false in settings.xml
loadFromFile(filenames[i]);
SvFileStream aFileStream(maTempFile.GetURL(), StreamMode::READ);
vcl::PngImageReader aPNGReader(aFileStream);
BitmapEx aBMPEx = aPNGReader.read();
Bitmap aBMP = aBMPEx.GetBitmap();
BitmapScopedReadAccess pRead(aBMP); for (tools::Long nX = 154; nX < (154 + 12); ++nX)
{ for (tools::Long nY = 16; nY < (16 + 96); ++nY)
{ const Color aColor = pRead->GetColor(nY, nX); if ((aColor.GetRed() != 0xff) || (aColor.GetGreen() != 0xff)
|| (aColor.GetBlue() != 0xff))
++nonwhitecounts[i];
}
}
} // The numbers 1-9 should be above the Text Box in rectangle 154,16 - 170,112. // If text alignment is wrong, the rectangle will be white.
CPPUNIT_ASSERT_MESSAGE("Tdf99729: vertical alignment of text is incorrect!",
nonwhitecounts[0] > 100); // it is 134 with cleartype disabled // The numbers 1-9 should be below the Text Box -> rectangle 154,16 - 170,112 should be white.
CPPUNIT_ASSERT_EQUAL_MESSAGE("Tdf99729: legacy vertical alignment of text is incorrect!", 0,
nonwhitecounts[1]);
}
auto xGraphicExporter = drawing::GraphicExportFilter::create(getComponentContext());
CPPUNIT_ASSERT(xGraphicExporter);
auto xSupplier = mxComponent.queryThrow<css::drawing::XDrawPagesSupplier>(); auto xPage = xSupplier->getDrawPages()->getByIndex(0).queryThrow<css::lang::XComponent>();
xGraphicExporter->setSourceDocument(xPage);
// 1. AA disabled
{ #ifdef MACOSX // Disable test that always fails with Apple Retina displays // With a HiDPI display on macOS, each logical pixel is backed // by 4 physical pixels. Turning off antialiasing and drawing a // diagonal line causes many logical pixels on the edge of the // diagonal line to have a mixture of white and blue physical // pixels. Then, when such logical pixels are fetched via // BitmapEx::GetPixelColor(), their underlying 4 white and blue // physical pixels are combined into blended shades of white // and blue. #else
css::uno::Sequence<css::beans::PropertyValue> aFilterData{
comphelper::makePropertyValue(u"PixelWidth"_ustr, sal_Int32(200)),
comphelper::makePropertyValue(u"PixelHeight"_ustr, sal_Int32(200)),
comphelper::makePropertyValue(u"AntiAliasing"_ustr, false),
};
BitmapEx bmp = vcl::PngImageReader(*maTempFile.GetStream(StreamMode::READ)).read();
std::set<Color> foundColors; for (tools::Long x = 0; x < bmp.GetSizePixel().Width(); ++x) for (tools::Long y = 0; y < bmp.GetSizePixel().Height(); ++y)
foundColors.insert(bmp.GetPixelColor(x, y));
// There must be only two colors (white and blue) in the bitmap generated without AA
CPPUNIT_ASSERT_EQUAL(size_t(2), foundColors.size());
maTempFile.CloseStream(); #endif
}
BitmapEx bmp = vcl::PngImageReader(*maTempFile.GetStream(StreamMode::READ)).read();
std::set<Color> foundColors; for (tools::Long x = 0; x < bmp.GetSizePixel().Width(); ++x) for (tools::Long y = 0; y < bmp.GetSizePixel().Height(); ++y)
foundColors.insert(bmp.GetPixelColor(x, y));
// With AA, the number of colors will be greater - it is 19 on my system
CPPUNIT_ASSERT_GREATER(size_t(2), foundColors.size());
maTempFile.CloseStream();
}
}
#ifdefined _WIN32 && defined _ARM64_ // skip for windows arm64 build #else
CPPUNIT_TEST_FIXTURE(SdPNGExportTest, testNoAntiAliasExport)
{ #ifdef MACOSX // See comment in testTdf155048 #else
loadFromFile(u"svg/tdf162259.svg");
auto xGraphicExporter = drawing::GraphicExportFilter::create(getComponentContext());
CPPUNIT_ASSERT(xGraphicExporter);
auto xSupplier = mxComponent.queryThrow<css::drawing::XDrawPagesSupplier>(); auto xPage = xSupplier->getDrawPages()->getByIndex(0).queryThrow<css::lang::XComponent>();
xGraphicExporter->setSourceDocument(xPage);
// 101 x 151 is current width x height ratio of the loaded SVG. FIXME: it should be 100 x 150.
css::uno::Sequence<css::beans::PropertyValue> aFilterData{
comphelper::makePropertyValue(u"PixelWidth"_ustr, sal_Int32(101)),
comphelper::makePropertyValue(u"PixelHeight"_ustr, sal_Int32(151)),
comphelper::makePropertyValue(u"AntiAliasing"_ustr, false),
};
for (tools::Long x = 0; x < bmp.GetSizePixel().Width(); ++x) for (tools::Long y = 0; y < bmp.GetSizePixel().Height(); ++y)
colors.insert(bmp.GetPixelColor(x, y));
// With AntiAliasing = false, the text must be rendered aliased
CPPUNIT_ASSERT_EQUAL(size_t(2), colors.size()); #endif
}
CPPUNIT_TEST_FIXTURE(SdPNGExportTest, testTdf162259)
{ // The top X in the SVG, having no skew, used a fast rendering path, and was output much wider // than the bottom one, which has a skew. Test the rendered pixels inside the known boundaries.
loadFromFile(u"svg/tdf162259.svg");
auto xGraphicExporter = drawing::GraphicExportFilter::create(getComponentContext());
CPPUNIT_ASSERT(xGraphicExporter);
auto xSupplier = mxComponent.queryThrow<css::drawing::XDrawPagesSupplier>(); auto xPage = xSupplier->getDrawPages()->getByIndex(0).queryThrow<css::lang::XComponent>();
xGraphicExporter->setSourceDocument(xPage);
// 101 x 151 is current width x height ratio of the loaded SVG. FIXME: it should be 100 x 150.
css::uno::Sequence<css::beans::PropertyValue> aFilterData{
comphelper::makePropertyValue(u"PixelWidth"_ustr, sal_Int32(101)),
comphelper::makePropertyValue(u"PixelHeight"_ustr, sal_Int32(151)),
comphelper::makePropertyValue(u"AntiAliasing"_ustr, true),
};
tools::Rectangle topX(12, 21, 37, 60); int topNonWhites = 0;
tools::Rectangle bottomX(12, 82, 37, 126); int bottomNonWhites = 0;
// Check that there is nothing outside the X rectangles for (tools::Long x = 0; x < bmp.GetSizePixel().Width(); ++x)
{ for (tools::Long y = 0; y < bmp.GetSizePixel().Height(); ++y)
{ if (topX.Contains(Point{ x, y }))
{ if (bmp.GetPixelColor(x, y) != COL_WHITE)
++topNonWhites;
} elseif (bottomX.Contains(Point{ x, y }))
{ if (bmp.GetPixelColor(x, y) != COL_WHITE)
++bottomNonWhites;
} else
{
OString msg("Pixel: " + OString::number(x) + "," + OString::number(y));
CPPUNIT_ASSERT_EQUAL_MESSAGE(msg.getStr(), COL_WHITE, bmp.GetPixelColor(x, y));
}
}
}
CPPUNIT_ASSERT_GREATER(310, topNonWhites); // Win: 399 with Skia, 325 with DWriteTextRenderer
CPPUNIT_ASSERT_GREATER(350, bottomNonWhites); // Win: 362 with Skia, 371 with DWriteTextRenderer
} #endif
CPPUNIT_PLUGIN_IMPLEMENT();
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