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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 <vcl/graph.hxx>
#include <vcl/graphicfilter.hxx>
#include <tools/stream.hxx>
#include <vcl/pngwrite.hxx>
namespace
{
class GraphicTest : public CppUnit::TestFixture
{
void testUnloadedGraphic();
CPPUNIT_TEST_SUITE(GraphicTest);
CPPUNIT_TEST(testUnloadedGraphic);
CPPUNIT_TEST_SUITE_END();
};
BitmapEx createBitmap()
{
Bitmap aBitmap(Size(100, 100), 24);
aBitmap.Erase(COL_LIGHTRED);
return BitmapEx(aBitmap);
}
void createBitmapAndExportToPNG(SvStream& rStream)
{
BitmapEx aBitmapEx = createBitmap();
vcl::PNGWriter aWriter(aBitmapEx);
aWriter.Write(rStream);
rStream.Seek(STREAM_SEEK_TO_BEGIN);
}
Graphic makeUnloadedGraphic()
{
SvMemoryStream aStream;
GraphicFilter& rGraphicFilter = GraphicFilter::GetGraphicFilter();
createBitmapAndExportToPNG(aStream);
return rGraphicFilter.ImportUnloadedGraphic(aStream);
}
void GraphicTest::testUnloadedGraphic()
{
// make unloaded test graphic
Graphic aGraphic = makeUnloadedGraphic();
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();
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());
}
} // namespace
CPPUNIT_TEST_SUITE_REGISTRATION(GraphicTest);
CPPUNIT_PLUGIN_IMPLEMENT();
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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