Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 174 insertions, 0 deletions

diff --git a/vcl/source/font/EmphasisMark.cxx b/vcl/source/font/EmphasisMark.cxx
new file mode 100644
index 0000000000..be1a20223e
--- /dev/null
+++ b/vcl/source/font/EmphasisMark.cxx
@@ -0,0 +1,174 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * 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 <sal/config.h>
+
+#include <font/EmphasisMark.hxx>
+
+namespace vcl::font
+{
+EmphasisMark::EmphasisMark(FontEmphasisMark eEmphasis, tools::Long nHeight, sal_Int32 nDPIY)
+{
+    static const PolyFlags aAccentPolyFlags[24] =
+    {
+        PolyFlags::Normal, PolyFlags::Control, PolyFlags::Control,
+        PolyFlags::Normal, PolyFlags::Control, PolyFlags::Control,
+        PolyFlags::Normal, PolyFlags::Control, PolyFlags::Control,
+        PolyFlags::Normal, PolyFlags::Control, PolyFlags::Control,
+        PolyFlags::Normal, PolyFlags::Control, PolyFlags::Control,
+        PolyFlags::Normal, PolyFlags::Control, PolyFlags::Control,
+        PolyFlags::Normal, PolyFlags::Normal,  PolyFlags::Control,
+        PolyFlags::Normal, PolyFlags::Control, PolyFlags::Control
+    };
+
+    static const Point aAccentPos[24] =
+    {
+        {  78,    0 },
+        { 348,   79 },
+        { 599,  235 },
+        { 843,  469 },
+        { 938,  574 },
+        { 990,  669 },
+        { 990,  773 },
+        { 990,  843 },
+        { 964,  895 },
+        { 921,  947 },
+        { 886,  982 },
+        { 860,  999 },
+        { 825,  999 },
+        { 764,  999 },
+        { 721,  964 },
+        { 686,  895 },
+        { 625,  791 },
+        { 556,  660 },
+        { 469,  504 },
+        { 400,  400 },
+        { 261,  252 },
+        {  61,   61 },
+        {   0,   27 },
+        {   9,    0 }
+    };
+
+    mnWidth      = 0;
+    mnYOff       = 0;
+    mbIsPolyLine   = false;
+
+    if ( !nHeight )
+        return;
+
+    FontEmphasisMark    nEmphasisStyle = eEmphasis & FontEmphasisMark::Style;
+    tools::Long                nDotSize = 0;
+    switch ( nEmphasisStyle )
+    {
+        case FontEmphasisMark::Dot:
+            // Dot has 55% of the height
+            nDotSize = (nHeight*550)/1000;
+            if ( !nDotSize )
+                nDotSize = 1;
+            if ( nDotSize <= 2 )
+                maRect1 = tools::Rectangle( Point(), Size( nDotSize, nDotSize ) );
+            else
+            {
+                tools::Long nRad = nDotSize/2;
+                tools::Polygon aPoly( Point( nRad, nRad ), nRad, nRad );
+                maPolyPoly.Insert( aPoly );
+            }
+            mnYOff = ((nHeight*250)/1000)/2; // Center to the another EmphasisMarks
+            mnWidth = nDotSize;
+            break;
+
+        case FontEmphasisMark::Circle:
+            // Dot has 80% of the height
+            nDotSize = (nHeight*800)/1000;
+            if ( !nDotSize )
+                nDotSize = 1;
+            if ( nDotSize <= 2 )
+                maRect1 = tools::Rectangle( Point(), Size( nDotSize, nDotSize ) );
+            else
+            {
+                tools::Long nRad = nDotSize/2;
+                tools::Polygon aPoly( Point( nRad, nRad ), nRad, nRad );
+                maPolyPoly.Insert( aPoly );
+                // Border mnWidth is 15%
+                tools::Long nBorder = (nDotSize*150)/1000;
+                if ( nBorder <= 1 )
+                    mbIsPolyLine = true;
+                else
+                {
+                    tools::Polygon aPoly2( Point( nRad, nRad ),
+                                           nRad-nBorder, nRad-nBorder );
+                    maPolyPoly.Insert( aPoly2 );
+                }
+            }
+            mnWidth = nDotSize;
+            break;
+
+        case FontEmphasisMark::Disc:
+            // Dot has 80% of the height
+            nDotSize = (nHeight*800)/1000;
+            if ( !nDotSize )
+                nDotSize = 1;
+            if ( nDotSize <= 2 )
+                maRect1 = tools::Rectangle( Point(), Size( nDotSize, nDotSize ) );
+            else
+            {
+                tools::Long nRad = nDotSize/2;
+                tools::Polygon aPoly( Point( nRad, nRad ), nRad, nRad );
+                maPolyPoly.Insert( aPoly );
+            }
+            mnWidth = nDotSize;
+            break;
+
+        case FontEmphasisMark::Accent:
+            // Dot has 80% of the height
+            nDotSize = (nHeight*800)/1000;
+            if ( !nDotSize )
+                nDotSize = 1;
+            if ( nDotSize <= 2 )
+            {
+                if ( nDotSize == 1 )
+                {
+                    maRect1 = tools::Rectangle( Point(), Size( nDotSize, nDotSize ) );
+                    mnWidth = nDotSize;
+                }
+                else
+                {
+                    maRect1 = tools::Rectangle( Point(), Size( 1, 1 ) );
+                    maRect2 = tools::Rectangle( Point( 1, 1 ), Size( 1, 1 ) );
+                }
+            }
+            else
+            {
+                tools::Polygon aPoly( SAL_N_ELEMENTS(aAccentPos), aAccentPos,
+                                      aAccentPolyFlags );
+                double dScale = static_cast<double>(nDotSize)/1000.0;
+                aPoly.Scale( dScale, dScale );
+                tools::Polygon aTemp;
+                aPoly.AdaptiveSubdivide( aTemp );
+                tools::Rectangle aBoundRect = aTemp.GetBoundRect();
+                mnWidth = aBoundRect.GetWidth();
+                nDotSize = aBoundRect.GetHeight();
+                maPolyPoly.Insert( aTemp );
+            }
+            break;
+        default: break;
+    }
+
+    // calculate position
+    tools::Long nOffY = 1+(nDPIY/300); // one visible pixel space
+    tools::Long nSpaceY = nHeight-nDotSize;
+    if ( nSpaceY >= nOffY*2 )
+        mnYOff += nOffY;
+
+    if ( !(eEmphasis & FontEmphasisMark::PosBelow) )
+        mnYOff += nDotSize;
+}
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */