office-gobmx/cppcanvas/qa/extras/emfplus/emfplus.cxx
Caolán McNamara 63eddc5d79 aliasing(?) gives a ever so slightly different color on hidpi
e.g. without hidpi this could probably be reproduced with
export SAL_USE_VCLPLUGIN=gtk3
export GDK_BACKEND=x11
export GDK_SCALE=2
and CppunitTest_cppcanvas_emfplus fails with 0x00ff00 instead of 0x00fe00

Change-Id: I1ecd7dce7703ed50fe396e007424a3ec4252d063
2017-05-16 09:15:44 +01:00

97 lines
3 KiB
C++

/* -*- 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/.
*/
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/drawing/XDrawPagesSupplier.hpp>
#include <com/sun/star/frame/Desktop.hpp>
#include <com/sun/star/graphic/XGraphic.hpp>
#include <comphelper/processfactory.hxx>
#include <sfx2/app.hxx>
#include <sfx2/objsh.hxx>
#include <sfx2/sfxbasemodel.hxx>
#include <test/unoapi_test.hxx>
#include <unotest/macros_test.hxx>
#include <vcl/bitmapaccess.hxx>
#include <vcl/pngwrite.hxx>
using namespace com::sun::star;
class Test : public UnoApiTest
{
public:
Test() : UnoApiTest("/cppcanvas/qa/extras/emfplus/data/")
{
}
virtual void setUp() override
{
UnoApiTest::setUp();
mxDesktop.set(frame::Desktop::create(comphelper::getComponentContext(getMultiServiceFactory())));
SfxApplication::GetOrCreate();
};
virtual void tearDown() override
{
if (mxComponent.is())
{
closeDocument(mxComponent);
mxComponent->dispose();
}
UnoApiTest::tearDown();
};
Bitmap load(const char* pName)
{
OUString aFileURL;
createFileURL(OUString::createFromAscii(pName), aFileURL);
mxComponent = loadFromDesktop(aFileURL, "com.sun.star.drawing.DrawingDocument");
SfxBaseModel* pModel = dynamic_cast<SfxBaseModel*>(mxComponent.get());
CPPUNIT_ASSERT(pModel);
SfxObjectShell* pShell = pModel->GetObjectShell();
std::shared_ptr<GDIMetaFile> xMetaFile = pShell->GetPreviewMetaFile();
BitmapEx aResultBitmap;
CPPUNIT_ASSERT(xMetaFile->CreateThumbnail(aResultBitmap));
// If this is set, the metafile will be dumped as a PNG one for debug purposes.
char* pEnv = getenv("CPPCANVAS_DEBUG_EMFPLUS_DUMP_TO");
if (pEnv)
{
SvFileStream aStream(OUString::fromUtf8(pEnv), StreamMode::WRITE);
vcl::PNGWriter aWriter(aResultBitmap);
CPPUNIT_ASSERT(aWriter.Write(aStream));
}
return aResultBitmap.GetBitmap();
}
void testFdo77229();
CPPUNIT_TEST_SUITE(Test);
CPPUNIT_TEST(testFdo77229);
CPPUNIT_TEST_SUITE_END();
uno::Reference<lang::XComponent> mxComponent;
};
void Test::testFdo77229()
{
Bitmap aBitmap = load("fdo77229.emf");
Bitmap::ScopedReadAccess pAccess(aBitmap);
// The green star was missing.
Color aColor(pAccess->GetPixel(142, 140));
CPPUNIT_ASSERT_EQUAL(sal_uInt8(0), aColor.GetRed());
CPPUNIT_ASSERT_EQUAL(sal_uInt8(0), aColor.GetBlue());
CPPUNIT_ASSERT(aColor.GetGreen() == 0xfe || aColor.GetGreen() == 0xff);
}
CPPUNIT_TEST_SUITE_REGISTRATION(Test);
CPPUNIT_PLUGIN_IMPLEMENT();
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */