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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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <XPropertyTable.hxx>
+
+#include <vcl/svapp.hxx>
+#include <vcl/settings.hxx>
+
+#include <vcl/virdev.hxx>
+#include <svx/strings.hrc>
+#include <svx/dialmgr.hxx>
+#include <svx/xtable.hxx>
+
+#include <comphelper/lok.hxx>
+
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <drawinglayer/attribute/lineattribute.hxx>
+#include <drawinglayer/attribute/strokeattribute.hxx>
+#include <drawinglayer/primitive2d/PolygonStrokePrimitive2D.hxx>
+#include <drawinglayer/processor2d/baseprocessor2d.hxx>
+#include <drawinglayer/processor2d/processor2dtools.hxx>
+#include <memory>
+
+using namespace com::sun::star;
+
+XDashList::XDashList(const OUString& rPath, const OUString& rReferer)
+ : XPropertyList(XPropertyListType::Dash, rPath, rReferer)
+{
+}
+
+XDashList::~XDashList()
+{
+}
+
+void XDashList::Replace(std::unique_ptr<XDashEntry> pEntry, tools::Long nIndex)
+{
+ XPropertyList::Replace(std::move(pEntry), nIndex);
+}
+
+XDashEntry* XDashList::GetDash(tools::Long nIndex) const
+{
+ return static_cast<XDashEntry*>( XPropertyList::Get(nIndex) );
+}
+
+uno::Reference< container::XNameContainer > XDashList::createInstance()
+{
+ return SvxUnoXDashTable_createInstance( *this );
+}
+
+bool XDashList::Create()
+{
+ const OUString aStr(SvxResId(RID_SVXSTR_LINESTYLE));
+
+ Insert(std::make_unique<XDashEntry>(XDash(css::drawing::DashStyle_RECT,1, 50,1, 50, 50),aStr + " 1"));
+ Insert(std::make_unique<XDashEntry>(XDash(css::drawing::DashStyle_RECT,1,500,1,500,500),aStr + " 2"));
+ Insert(std::make_unique<XDashEntry>(XDash(css::drawing::DashStyle_RECT,2, 50,3,250,120),aStr + " 3"));
+
+ return true;
+}
+
+double XDashList::ImpGetDefaultLineThickness()
+{
+ return StyleSettings::GetListBoxPreviewDefaultLineWidth() * 1.1;
+}
+
+BitmapEx XDashList::CreateBitmapForXDash(const XDash* pDash, double fLineThickness)
+{
+ const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
+ const Size& rSize = rStyleSettings.GetListBoxPreviewDefaultPixelSize();
+ const sal_uInt32 nFactor(2);
+ const Size aSize((rSize.Width() * 5 * 2) / 2, rSize.Height() * nFactor);
+
+ // prepare polygon geometry for line
+ basegfx::B2DPolygon aLine;
+
+ aLine.append(basegfx::B2DPoint(0.0, aSize.Height() / 2.0));
+ aLine.append(basegfx::B2DPoint(aSize.Width(), aSize.Height() / 2.0));
+
+ // prepare LineAttribute
+ const basegfx::BColor aLineColor(rStyleSettings.GetFieldTextColor().getBColor());
+ const double fLineWidth(fLineThickness * nFactor);
+ const drawinglayer::attribute::LineAttribute aLineAttribute(
+ aLineColor,
+ fLineWidth);
+
+ // prepare StrokeAttribute
+ ::std::vector< double > aDotDashArray;
+ double fFullDotDashLen(0.0);
+
+ if(pDash && (pDash->GetDots() || pDash->GetDashes()))
+ {
+ const basegfx::B2DHomMatrix aScaleMatrix(OutputDevice::LogicToLogic(MapMode(MapUnit::Map100thMM), MapMode(MapUnit::MapPixel)));
+ const basegfx::B2DVector aScaleVector(aScaleMatrix * basegfx::B2DVector(1.0, 0.0));
+ const double fScaleValue(aScaleVector.getLength() * (nFactor * (1.4 / 2.0)));
+ const double fLineWidthInUnits(fLineWidth / fScaleValue);
+
+ fFullDotDashLen = pDash->CreateDotDashArray(aDotDashArray, fLineWidthInUnits);
+
+ if(!aDotDashArray.empty())
+ {
+ for(double & a : aDotDashArray)
+ {
+ a *= fScaleValue;
+ // ~zero length dash is a dot-like dot (with line width size round cap), so show it
+ if (a < 0.1)
+ a += 1.0;
+ }
+
+ fFullDotDashLen *= fScaleValue;
+ }
+ }
+
+ drawinglayer::attribute::StrokeAttribute aStrokeAttribute(
+ std::move(aDotDashArray),
+ fFullDotDashLen);
+
+ // create LinePrimitive
+ const drawinglayer::primitive2d::Primitive2DReference aLinePrimitive(
+ new drawinglayer::primitive2d::PolygonStrokePrimitive2D(
+ std::move(aLine),
+ aLineAttribute,
+ std::move(aStrokeAttribute)));
+
+ // prepare VirtualDevice
+ ScopedVclPtrInstance< VirtualDevice > pVirtualDevice;
+ const drawinglayer::geometry::ViewInformation2D aNewViewInformation2D;
+
+ pVirtualDevice->SetOutputSizePixel(aSize);
+ pVirtualDevice->SetDrawMode(rStyleSettings.GetHighContrastMode()
+ ? DrawModeFlags::SettingsLine | DrawModeFlags::SettingsFill | DrawModeFlags::SettingsText | DrawModeFlags::SettingsGradient
+ : DrawModeFlags::Default);
+
+ if(rStyleSettings.GetPreviewUsesCheckeredBackground())
+ {
+ const Point aNull(0, 0);
+ static const sal_uInt32 nLen(8 * nFactor);
+ static const Color aW(COL_WHITE);
+ static const Color aG(0xef, 0xef, 0xef);
+
+ pVirtualDevice->DrawCheckered(aNull, aSize, nLen, aW, aG);
+ }
+ else
+ {
+ pVirtualDevice->SetBackground(rStyleSettings.GetFieldColor());
+ pVirtualDevice->Erase();
+ }
+
+ // create processor and draw primitives
+ std::unique_ptr<drawinglayer::processor2d::BaseProcessor2D> pProcessor2D(drawinglayer::processor2d::createPixelProcessor2DFromOutputDevice(
+ *pVirtualDevice,
+ aNewViewInformation2D));
+
+ const drawinglayer::primitive2d::Primitive2DContainer aSequence { aLinePrimitive };
+
+ pProcessor2D->process(aSequence);
+ pProcessor2D.reset();
+
+ // get result bitmap and scale
+ BitmapEx aRetval(pVirtualDevice->GetBitmapEx(Point(0, 0), pVirtualDevice->GetOutputSizePixel()));
+
+ if(1 != nFactor)
+ {
+ aRetval.Scale(Size((rSize.Width() * 5) / 2, rSize.Height()));
+ }
+
+ return aRetval;
+}
+
+BitmapEx XDashList::CreateBitmapForUI( tools::Long nIndex )
+{
+ const XDash& rDash = GetDash(nIndex)->GetDash();
+
+ return CreateBitmapForXDash(&rDash, ImpGetDefaultLineThickness());
+}
+
+BitmapEx const & XDashList::GetBitmapForUISolidLine() const
+{
+ if(maBitmapSolidLine.IsEmpty())
+ {
+ const_cast< XDashList* >(this)->maBitmapSolidLine = XDashList::CreateBitmapForXDash(nullptr, ImpGetDefaultLineThickness());
+ }
+
+ return maBitmapSolidLine;
+}
+
+OUString const & XDashList::GetStringForUiSolidLine() const
+{
+ if(maStringSolidLine.isEmpty())
+ {
+ const_cast< XDashList* >(this)->maStringSolidLine = SvxResId(RID_SVXSTR_SOLID);
+ }
+
+ return maStringSolidLine;
+}
+
+OUString const & XDashList::GetStringForUiNoLine() const
+{
+ if(maStringNoLine.isEmpty())
+ {
+ // formerly was RID_SVXSTR_INVISIBLE, but to make equal
+ // everywhere, use RID_SVXSTR_NONE
+ const_cast< XDashList* >(this)->maStringNoLine = comphelper::LibreOfficeKit::isActive() ? SvxResId(RID_SVXSTR_INVISIBLE) :
+ SvxResId(RID_SVXSTR_NONE);
+ }
+
+ return maStringNoLine;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */