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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 <memory>
#include <cppunit/TestAssert.h>
#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/plugin/TestPlugIn.h>
#include <com/sun/star/table/BorderLineStyle.hpp>
#include <drawinglayer/geometry/viewinformation2d.hxx>
#include <drawinglayer/primitive2d/borderlineprimitive2d.hxx>
#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
#include <drawinglayer/processor2d/baseprocessor2d.hxx>
#include <drawinglayer/processor2d/processorfromoutputdevice.hxx>
#include <rtl/ref.hxx>
#include <test/bootstrapfixture.hxx>
#include <vcl/vclptr.hxx>
#include <vcl/virdev.hxx>
#include <editeng/borderline.hxx>
using namespace com::sun::star;
namespace
{
class DrawinglayerBorderTest : public test::BootstrapFixture
{
public:
void testDoubleDecompositionSolid();
void testDoublePixelProcessing();
CPPUNIT_TEST_SUITE(DrawinglayerBorderTest);
CPPUNIT_TEST(testDoubleDecompositionSolid);
CPPUNIT_TEST(testDoublePixelProcessing);
CPPUNIT_TEST_SUITE_END();
};
void DrawinglayerBorderTest::testDoubleDecompositionSolid()
{
// Create a border line primitive that's similar to the one from the bugdoc:
// 1.47 pixels is 0.03cm at 130% zoom and 96 DPI.
basegfx::B2DPoint aStart(0, 20);
basegfx::B2DPoint aEnd(100, 20);
double fLeftWidth = 1.47;
double const fDistance = 1.47;
double const fRightWidth = 1.47;
double const fExtendLeftStart = 0;
double const fExtendLeftEnd = 0;
double const fExtendRightStart = 0;
double const fExtendRightEnd = 0;
basegfx::BColor aColorRight;
basegfx::BColor aColorLeft;
basegfx::BColor aColorGap;
bool const bHasGapColor = false;
SvxBorderLineStyle const nStyle = SvxBorderLineStyle::DOUBLE;
rtl::Reference<drawinglayer::primitive2d::BorderLinePrimitive2D> aBorder(new drawinglayer::primitive2d::BorderLinePrimitive2D(aStart, aEnd, fLeftWidth, fDistance, fRightWidth, fExtendLeftStart, fExtendLeftEnd, fExtendRightStart, fExtendRightEnd, aColorRight, aColorLeft, aColorGap, bHasGapColor, nStyle));
// Decompose it into polygons.
drawinglayer::geometry::ViewInformation2D aView;
drawinglayer::primitive2d::Primitive2DContainer aContainer;
aBorder->get2DDecomposition(aContainer, aView);
// Make sure it results in two borders as it's a double one.
CPPUNIT_ASSERT_EQUAL(static_cast<std::size_t>(2), aContainer.size());
// Get the inside line.
auto pInside = dynamic_cast<const drawinglayer::primitive2d::PolyPolygonColorPrimitive2D*>(aContainer[0].get());
CPPUNIT_ASSERT(pInside);
// Make sure the inside line's height is fLeftWidth.
const basegfx::B2DPolyPolygon& rPolyPolygon = pInside->getB2DPolyPolygon();
CPPUNIT_ASSERT_EQUAL(static_cast<sal_uInt32>(1), rPolyPolygon.count());
const basegfx::B2DPolygon& rPolygon = rPolyPolygon.getB2DPolygon(0);
const basegfx::B2DRange& rRange = rPolygon.getB2DRange();
// This was 2.47, i.e. the width of the inner line was 1 unit (in the bugdoc's case: 1 pixel) wider than expected.
CPPUNIT_ASSERT_DOUBLES_EQUAL(fLeftWidth, rRange.getHeight(), basegfx::fTools::getSmallValue());
}
void DrawinglayerBorderTest::testDoublePixelProcessing()
{
// Create a pixel processor.
ScopedVclPtrInstance<VirtualDevice> pDev;
drawinglayer::geometry::ViewInformation2D aView;
std::unique_ptr<drawinglayer::processor2d::BaseProcessor2D> pProcessor(drawinglayer::processor2d::createBaseProcessor2DFromOutputDevice(*pDev, aView));
CPPUNIT_ASSERT(pProcessor);
GDIMetaFile aMetaFile;
// Start recording after the processor is created, so we can test the pixel processor.
aMetaFile.Record(pDev);
// Create a border line primitive that's similar to the one from the bugdoc:
// 1.47 pixels is 0.03cm at 130% zoom and 96 DPI.
basegfx::B2DPoint aStart(0, 20);
basegfx::B2DPoint aEnd(100, 20);
double const fLeftWidth = 1.47;
double const fDistance = 1.47;
double fRightWidth = 1.47;
double const fExtendLeftStart = 0;
double const fExtendLeftEnd = 0;
double const fExtendRightStart = 0;
double const fExtendRightEnd = 0;
basegfx::BColor aColorRight;
basegfx::BColor aColorLeft;
basegfx::BColor aColorGap;
bool const bHasGapColor = false;
SvxBorderLineStyle const nStyle = SvxBorderLineStyle::DOUBLE;
rtl::Reference<drawinglayer::primitive2d::BorderLinePrimitive2D> xBorder(new drawinglayer::primitive2d::BorderLinePrimitive2D(aStart, aEnd, fLeftWidth, fDistance, fRightWidth, fExtendLeftStart, fExtendLeftEnd, fExtendRightStart, fExtendRightEnd, aColorRight, aColorLeft, aColorGap, bHasGapColor, nStyle));
drawinglayer::primitive2d::Primitive2DContainer aPrimitives;
aPrimitives.push_back(drawinglayer::primitive2d::Primitive2DReference(xBorder.get()));
// Process the primitives.
pProcessor->process(aPrimitives);
// Now assert the height of the outer (second) border polygon.
aMetaFile.Stop();
aMetaFile.WindStart();
bool bFirst = true;
sal_Int32 nHeight = 0;
for (std::size_t nAction = 0; nAction < aMetaFile.GetActionSize(); ++nAction)
{
MetaAction* pAction = aMetaFile.GetAction(nAction);
if (pAction->GetType() == MetaActionType::POLYPOLYGON)
{
if (bFirst)
{
bFirst = false;
continue;
}
auto pMPPAction = static_cast<MetaPolyPolygonAction*>(pAction);
const tools::PolyPolygon& rPolyPolygon = pMPPAction->GetPolyPolygon();
nHeight = rPolyPolygon.GetBoundRect().getHeight();
}
}
sal_Int32 nExpectedHeight = std::round(fRightWidth);
// This was 2, and should be 1: if the logical requested width is 1.47,
// then that must be 1 px on the screen, not 2.
CPPUNIT_ASSERT_EQUAL(nExpectedHeight, nHeight);
}
CPPUNIT_TEST_SUITE_REGISTRATION(DrawinglayerBorderTest);
}
CPPUNIT_PLUGIN_IMPLEMENT();
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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