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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 <test/outputdevice.hxx>
namespace vcl::test {
namespace
{
void drawPolygonOffset(OutputDevice& rDevice, tools::Rectangle const & rRect, int nOffset, int nFix = 0)
{
// Note: According to https://lists.freedesktop.org/archives/libreoffice/2019-November/083709.html
// filling polygons always skips the right-most and bottom-most pixels, in order to avoid
// overlaps when drawing adjacent polygons. Specifying nFix = 1 allows to visually compensate
// for this by making the polygon explicitly larger.
tools::Polygon aPolygon(4);
aPolygon.SetPoint(Point(rRect.Left() + nOffset, rRect.Top() + nOffset), 0);
aPolygon.SetPoint(Point(rRect.Right() - nOffset + nFix, rRect.Top() + nOffset), 1);
aPolygon.SetPoint(Point(rRect.Right() - nOffset + nFix, rRect.Bottom() - nOffset + nFix), 2);
aPolygon.SetPoint(Point(rRect.Left() + nOffset, rRect.Bottom() - nOffset + nFix), 3);
aPolygon.Optimize(PolyOptimizeFlags::CLOSE);
rDevice.DrawPolygon(aPolygon);
}
} // end anonymous namespace
Bitmap OutputDeviceTestPolygon::setupRectangle(bool bEnableAA)
{
initialSetup(13, 13, constBackgroundColor, bEnableAA);
mpVirtualDevice->SetLineColor(constLineColor);
mpVirtualDevice->SetFillColor();
drawPolygonOffset(*mpVirtualDevice, maVDRectangle, 2);
drawPolygonOffset(*mpVirtualDevice, maVDRectangle, 5);
return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
}
Bitmap OutputDeviceTestPolygon::setupFilledRectangle(bool useLineColor)
{
initialSetup(13, 13, constBackgroundColor);
if(useLineColor)
mpVirtualDevice->SetLineColor(constLineColor);
else
mpVirtualDevice->SetLineColor();
mpVirtualDevice->SetFillColor(constFillColor);
drawPolygonOffset(*mpVirtualDevice, maVDRectangle, 2, useLineColor ? 0 : 1);
return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
}
Bitmap OutputDeviceTestPolygon::setupDiamond()
{
initialSetup(11, 11, constBackgroundColor);
mpVirtualDevice->SetLineColor(constLineColor);
mpVirtualDevice->SetFillColor();
Point aPoint1, aPoint2, aPoint3, aPoint4;
OutputDeviceTestCommon::createDiamondPoints(maVDRectangle, 4, aPoint1, aPoint2, aPoint3, aPoint4);
tools::Polygon aPolygon(4);
aPolygon.SetPoint(aPoint1, 0);
aPolygon.SetPoint(aPoint2, 1);
aPolygon.SetPoint(aPoint3, 2);
aPolygon.SetPoint(aPoint4, 3);
aPolygon.Optimize(PolyOptimizeFlags::CLOSE);
mpVirtualDevice->DrawPolygon(aPolygon);
return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
}
Bitmap OutputDeviceTestPolygon::setupLines()
{
initialSetup(13, 13, constBackgroundColor);
mpVirtualDevice->SetLineColor(constLineColor);
mpVirtualDevice->SetFillColor();
Point aHorizontalLinePoint1, aHorizontalLinePoint2;
Point aVerticalLinePoint1, aVerticalLinePoint2;
Point aDiagonalLinePoint1, aDiagonalLinePoint2;
OutputDeviceTestCommon::createHorizontalVerticalDiagonalLinePoints(
maVDRectangle, aHorizontalLinePoint1, aHorizontalLinePoint2,
aVerticalLinePoint1, aVerticalLinePoint2,
aDiagonalLinePoint1, aDiagonalLinePoint2);
tools::Polygon aHorizontalPolygon(2);
aHorizontalPolygon.SetPoint(aHorizontalLinePoint1, 0);
aHorizontalPolygon.SetPoint(aHorizontalLinePoint2, 1);
mpVirtualDevice->DrawPolygon(aHorizontalPolygon);
tools::Polygon aVerticalPolygon(2);
aVerticalPolygon.SetPoint(aVerticalLinePoint1, 0);
aVerticalPolygon.SetPoint(aVerticalLinePoint2, 1);
mpVirtualDevice->DrawPolygon(aVerticalPolygon);
tools::Polygon aDiagonalPolygon(2);
aDiagonalPolygon.SetPoint(aDiagonalLinePoint1, 0);
aDiagonalPolygon.SetPoint(aDiagonalLinePoint2, 1);
mpVirtualDevice->DrawPolygon(aDiagonalPolygon);
return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
}
Bitmap OutputDeviceTestPolygon::setupAALines()
{
initialSetup(13, 13, constBackgroundColor);
mpVirtualDevice->SetAntialiasing(AntialiasingFlags::EnableB2dDraw);
mpVirtualDevice->SetLineColor(constLineColor);
mpVirtualDevice->SetFillColor();
Point aHorizontalLinePoint1, aHorizontalLinePoint2;
Point aVerticalLinePoint1, aVerticalLinePoint2;
Point aDiagonalLinePoint1, aDiagonalLinePoint2;
OutputDeviceTestCommon::createHorizontalVerticalDiagonalLinePoints(
maVDRectangle, aHorizontalLinePoint1, aHorizontalLinePoint2,
aVerticalLinePoint1, aVerticalLinePoint2,
aDiagonalLinePoint1, aDiagonalLinePoint2);
tools::Polygon aHorizontalPolygon(2);
aHorizontalPolygon.SetPoint(aHorizontalLinePoint1, 0);
aHorizontalPolygon.SetPoint(aHorizontalLinePoint2, 1);
mpVirtualDevice->DrawPolygon(aHorizontalPolygon);
tools::Polygon aVerticalPolygon(2);
aVerticalPolygon.SetPoint(aVerticalLinePoint1, 0);
aVerticalPolygon.SetPoint(aVerticalLinePoint2, 1);
mpVirtualDevice->DrawPolygon(aVerticalPolygon);
tools::Polygon aDiagonalPolygon(2);
aDiagonalPolygon.SetPoint(aDiagonalLinePoint1, 0);
aDiagonalPolygon.SetPoint(aDiagonalLinePoint2, 1);
mpVirtualDevice->DrawPolygon(aDiagonalPolygon);
return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
}
} // end namespace vcl::test
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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