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-rw-r--r--svx/source/dialog/paraprev.cxx214
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diff --git a/svx/source/dialog/paraprev.cxx b/svx/source/dialog/paraprev.cxx
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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 <sfx2/dialoghelper.hxx>
+#include <svx/paraprev.hxx>
+#include <vcl/outdev.hxx>
+#include <vcl/settings.hxx>
+
+SvxParaPrevWindow::SvxParaPrevWindow() :
+ nLeftMargin ( 0 ),
+ nRightMargin ( 0 ),
+ nFirstLineOffset ( 0 ),
+ nUpper ( 0 ),
+ nLower ( 0 ),
+ eAdjust ( SvxAdjust::Left ),
+ eLastLine ( SvxAdjust::Left ),
+ eLine ( SvxPrevLineSpace::N1 )
+{
+ aSize = Size(11905, 16837);
+}
+
+void SvxParaPrevWindow::SetDrawingArea(weld::DrawingArea* pDrawingArea)
+{
+ CustomWidgetController::SetDrawingArea(pDrawingArea);
+ Size aOptimalSize(getParagraphPreviewOptimalSize(pDrawingArea->get_ref_device()));
+ pDrawingArea->set_size_request(aOptimalSize.Width(), aOptimalSize.Height());
+}
+
+void SvxParaPrevWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle&)
+{
+ DrawParagraph(rRenderContext);
+}
+
+#define DEF_MARGIN 120
+
+void SvxParaPrevWindow::DrawParagraph(vcl::RenderContext& rRenderContext)
+{
+ // Count in Twips by default
+ rRenderContext.Push(vcl::PushFlags::MAPMODE);
+ rRenderContext.SetMapMode(MapMode(MapUnit::MapTwip));
+
+ Size aWinSize(GetOutputSizePixel());
+ aWinSize = rRenderContext.PixelToLogic(aWinSize);
+ Size aTmp(1, 1);
+ aTmp = rRenderContext.PixelToLogic(aTmp);
+ aWinSize.AdjustWidth( -(aTmp.Width() /2) );
+ aWinSize.AdjustHeight( -(aTmp.Height() /2) );
+
+ const StyleSettings& rStyleSettings = rRenderContext.GetSettings().GetStyleSettings();
+ const Color& rWinColor = rStyleSettings.GetWindowColor();
+ Color aGrayColor(COL_LIGHTGRAY);
+
+ rRenderContext.SetFillColor(rWinColor);
+ rRenderContext.DrawRect(tools::Rectangle(Point(), aWinSize));
+
+ rRenderContext.SetLineColor();
+
+ tools::Long nH = aWinSize.Height() / 19;
+ Size aLineSiz(aWinSize.Width() - DEF_MARGIN, nH);
+ Size aSiz = aLineSiz;
+ Point aPnt;
+ aPnt.setX( DEF_MARGIN / 2 );
+ rRenderContext.SetFillColor(aGrayColor);
+
+ for (sal_uInt16 i = 0; i < 9; ++i)
+ {
+ if (i == 3)
+ {
+ rRenderContext.SetFillColor(COL_GRAY);
+ auto nTop = nUpper * aLineSiz.Height() / aSize.Height();
+ aPnt.AdjustY(nTop * 2 );
+ }
+
+ if (i == 6 )
+ rRenderContext.SetFillColor(aGrayColor);
+
+ if (3 <= i && 6 > i)
+ {
+ tools::Long nLeft = nLeftMargin * aLineSiz.Width() / aSize.Width();
+ tools::Long nFirst = nFirstLineOffset * aLineSiz.Width() / aSize.Width();
+ tools::Long nTmp = nLeft + nFirst;
+
+ if (i == 3)
+ {
+ aPnt.AdjustX(nTmp );
+ aSiz.AdjustWidth( -nTmp );
+ }
+ else
+ {
+ aPnt.AdjustX(nLeft );
+ aSiz.AdjustWidth( -nLeft );
+ }
+ tools::Long nRight = nRightMargin * aLineSiz.Width() / aSize.Width();
+ aSiz.AdjustWidth( -nRight );
+ }
+
+ if (4 == i || 5 == i || 6 == i)
+ {
+ switch (eLine)
+ {
+ case SvxPrevLineSpace::N1:
+ break;
+ case SvxPrevLineSpace::N115:
+ aPnt.AdjustY(nH / 6.67 ); // 1/.15 = 6.(6)
+ break;
+ case SvxPrevLineSpace::N15:
+ aPnt.AdjustY(nH / 2 );
+ break;
+ case SvxPrevLineSpace::N2:
+ aPnt.AdjustY(nH );
+ break;
+ case SvxPrevLineSpace::Prop:
+ case SvxPrevLineSpace::Min:
+ case SvxPrevLineSpace::Leading:
+ break;
+ }
+ }
+
+ aPnt.AdjustY(nH );
+
+ if (3 <= i && 5 >= i)
+ {
+ tools::Long nLW = tools::Long();
+ switch (i)
+ {
+ case 3:
+ nLW = aLineSiz.Width() * 8 / 10;
+ break;
+ case 4:
+ nLW = aLineSiz.Width() * 9 / 10;
+ break;
+ case 5:
+ nLW = aLineSiz.Width() / 2;
+ break;
+ }
+
+ if (nLW > aSiz.Width())
+ nLW = aSiz.Width();
+
+ switch (eAdjust)
+ {
+ case SvxAdjust::Left:
+ break;
+ case SvxAdjust::Right:
+ aPnt.AdjustX( aSiz.Width() - nLW );
+ break;
+ case SvxAdjust::Center:
+ aPnt.AdjustX(( aSiz.Width() - nLW ) / 2 );
+ break;
+ default: ; //prevent warning
+ }
+ if (SvxAdjust::Block == eAdjust)
+ {
+ if(5 == i)
+ {
+ switch( eLastLine )
+ {
+ case SvxAdjust::Left:
+ break;
+ case SvxAdjust::Right:
+ aPnt.AdjustX( aSiz.Width() - nLW );
+ break;
+ case SvxAdjust::Center:
+ aPnt.AdjustX(( aSiz.Width() - nLW ) / 2 );
+ break;
+ case SvxAdjust::Block:
+ nLW = aSiz.Width();
+ break;
+ default: ; //prevent warning
+ }
+ }
+ else
+ nLW = aSiz.Width();
+ }
+ aSiz.setWidth( nLW );
+ }
+
+ tools::Rectangle aRect(aPnt, aSiz);
+
+ rRenderContext.DrawRect( aRect );
+
+ if (5 == i)
+ {
+ auto nBottom = nLower * aLineSiz.Height() / aSize.Height();
+ aPnt.AdjustY(nBottom * 2 );
+ }
+
+ aPnt.AdjustY(nH );
+ // Reset, recalculate for each line
+ aPnt.setX( DEF_MARGIN / 2 );
+ aSiz = aLineSiz;
+ }
+ rRenderContext.Pop();
+}
+
+#undef DEF_MARGIN
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */