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/* -*- 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 <cppunit/TestAssert.h>
#include <cppunit/TestFixture.h>
#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/plugin/TestPlugIn.h>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <vcl/bitmapaccess.hxx>
#include <vcl/graph.hxx>
#include <vcl/graphicfilter.hxx>
#include <tools/stream.hxx>
#include <vcl/pngwrite.hxx>
using namespace css;
namespace
{
class GraphicTest : public CppUnit::TestFixture
{
void testUnloadedGraphic();
void testUnloadedGraphicLoading();
CPPUNIT_TEST_SUITE(GraphicTest);
CPPUNIT_TEST(testUnloadedGraphic);
CPPUNIT_TEST(testUnloadedGraphicLoading);
CPPUNIT_TEST_SUITE_END();
};
BitmapEx createBitmap()
{
Bitmap aBitmap(Size(100, 100), 24);
aBitmap.Erase(COL_LIGHTRED);
return BitmapEx(aBitmap);
}
void createBitmapAndExportForType(SvStream& rStream, OUString const& sType)
{
BitmapEx aBitmapEx = createBitmap();
uno::Sequence<beans::PropertyValue> aFilterData;
GraphicFilter& rGraphicFilter = GraphicFilter::GetGraphicFilter();
sal_uInt16 nFilterFormat = rGraphicFilter.GetExportFormatNumberForShortName(sType);
rGraphicFilter.ExportGraphic(aBitmapEx, "none", rStream, nFilterFormat, &aFilterData);
rStream.Seek(STREAM_SEEK_TO_BEGIN);
}
Graphic makeUnloadedGraphic(OUString const& sType)
{
SvMemoryStream aStream;
GraphicFilter& rGraphicFilter = GraphicFilter::GetGraphicFilter();
createBitmapAndExportForType(aStream, sType);
return rGraphicFilter.ImportUnloadedGraphic(aStream);
}
void GraphicTest::testUnloadedGraphic()
{
// make unloaded test graphic
Graphic aGraphic = makeUnloadedGraphic("png");
Graphic aGraphic2 = aGraphic;
// check available
CPPUNIT_ASSERT_EQUAL(false, aGraphic.isAvailable());
CPPUNIT_ASSERT_EQUAL(false, aGraphic2.isAvailable());
CPPUNIT_ASSERT_EQUAL(true, aGraphic2.makeAvailable());
CPPUNIT_ASSERT_EQUAL(true, aGraphic.isAvailable());
CPPUNIT_ASSERT_EQUAL(true, aGraphic2.isAvailable());
// check GetSizePixel doesn't load graphic
aGraphic = makeUnloadedGraphic("png");
CPPUNIT_ASSERT_EQUAL(false, aGraphic.isAvailable());
CPPUNIT_ASSERT_EQUAL(100L, aGraphic.GetSizePixel().Width());
CPPUNIT_ASSERT_EQUAL(100L, aGraphic.GetSizePixel().Height());
CPPUNIT_ASSERT_EQUAL(false, aGraphic.isAvailable());
// check GetSizeBytes loads graphic
CPPUNIT_ASSERT_EQUAL(false, aGraphic.isAvailable());
CPPUNIT_ASSERT(aGraphic.GetSizeBytes() > 0);
CPPUNIT_ASSERT_EQUAL(true, aGraphic.isAvailable());
}
void GraphicTest::testUnloadedGraphicLoading()
{
const OUString aFormats[] = { "png", "gif", "jpg" };
for (OUString const& sFormat : aFormats)
{
Graphic aGraphic = makeUnloadedGraphic(sFormat);
// check available
CPPUNIT_ASSERT_EQUAL(false, aGraphic.isAvailable());
CPPUNIT_ASSERT_EQUAL(100L, aGraphic.GetSizePixel().Width());
CPPUNIT_ASSERT_EQUAL(100L, aGraphic.GetSizePixel().Height());
CPPUNIT_ASSERT_EQUAL(false, aGraphic.isAvailable());
CPPUNIT_ASSERT(aGraphic.GetSizeBytes() > 0);
CPPUNIT_ASSERT_EQUAL(true, aGraphic.isAvailable());
Bitmap aBitmap(aGraphic.GetBitmapEx().GetBitmap());
{
Bitmap::ScopedReadAccess pReadAccess(aBitmap);
for (long y = 0; y < aGraphic.GetSizePixel().Height(); y++)
{
for (long x = 0; x < aGraphic.GetSizePixel().Width(); x++)
{
if (pReadAccess->HasPalette())
{
Color aColor
= pReadAccess->GetPaletteColor(pReadAccess->GetPixelIndex(y, x))
.GetColor();
CPPUNIT_ASSERT_EQUAL(OUString("ff0000"), aColor.AsRGBHexString());
}
else
{
Color aColor = pReadAccess->GetPixel(y, x).GetColor();
if (sFormat != "jpg")
CPPUNIT_ASSERT_EQUAL(OUString("ff0000"), aColor.AsRGBHexString());
}
}
}
}
}
}
} // namespace
CPPUNIT_TEST_SUITE_REGISTRATION(GraphicTest);
CPPUNIT_PLUGIN_IMPLEMENT();
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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