diff options
Diffstat (limited to 'sw/source/core/uibase/utlui/shdwcrsr.cxx')
-rw-r--r-- | sw/source/core/uibase/utlui/shdwcrsr.cxx | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/sw/source/core/uibase/utlui/shdwcrsr.cxx b/sw/source/core/uibase/utlui/shdwcrsr.cxx new file mode 100644 index 000000000000..6e30e2ff21f5 --- /dev/null +++ b/sw/source/core/uibase/utlui/shdwcrsr.cxx @@ -0,0 +1,120 @@ +/* -*- 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 <com/sun/star/text/HoriOrientation.hpp> +#include <vcl/window.hxx> + +#include "swtypes.hxx" +#include "shdwcrsr.hxx" + +using namespace ::com::sun::star; + +SwShadowCursor::~SwShadowCursor() +{ + if( USHRT_MAX != nOldMode ) + DrawCrsr( aOldPt, nOldHeight, nOldMode ); +} + +void SwShadowCursor::SetPos( const Point& rPt, long nHeight, sal_uInt16 nMode ) +{ + Point aPt( pWin->LogicToPixel( rPt )); + nHeight = pWin->LogicToPixel( Size( 0, nHeight )).Height(); + if( aOldPt != aPt || nOldHeight != nHeight || nOldMode != nMode ) + { + if( USHRT_MAX != nOldMode ) + DrawCrsr( aOldPt, nOldHeight, nOldMode ); + + DrawCrsr( aPt, nHeight, nMode ); + nOldMode = nMode; + nOldHeight = nHeight; + aOldPt = aPt; + } +} + +void SwShadowCursor::DrawTri( const Point& rPt, long nHeight, bool bLeft ) +{ + long nLineDiff = ( nHeight / 2 ); + long nLineDiffHalf = nLineDiff / 2; + + // Dot above + Point aPt1( (bLeft ? rPt.X() - 3 : rPt.X() + 3), + rPt.Y() + nLineDiffHalf ); + // Dot below + Point aPt2( aPt1.X(), aPt1.Y() + nHeight - nLineDiff - 1 ); + long nDiff = bLeft ? -1 : 1; + while( aPt1.Y() <= aPt2.Y() ) + { + pWin->DrawLine( aPt1, aPt2 ); + aPt1.Y()++, aPt2.Y()--; + aPt2.X() = aPt1.X() += nDiff; + } +} + +void SwShadowCursor::DrawCrsr( const Point& rPt, long nHeight, sal_uInt16 nMode ) +{ + nHeight = (((nHeight / 4)+1) * 4) + 1; + + pWin->Push(); + + pWin->SetMapMode( MAP_PIXEL ); + pWin->SetRasterOp( ROP_XOR ); + + pWin->SetLineColor( Color( aCol.GetColor() ^ COL_WHITE ) ); + + // 1. The Line: + pWin->DrawLine( Point( rPt.X(), rPt.Y() + 1), + Point( rPt.X(), rPt.Y() - 2 + nHeight )); + + // 2. The Triangle + if( text::HoriOrientation::LEFT == nMode || text::HoriOrientation::CENTER == nMode ) // Arrow to the right + DrawTri( rPt, nHeight, false ); + if( text::HoriOrientation::RIGHT == nMode || text::HoriOrientation::CENTER == nMode ) // Arrow to the left + DrawTri( rPt, nHeight, true ); + + pWin->Pop(); +} + +void SwShadowCursor::Paint() +{ + if( USHRT_MAX != nOldMode ) + DrawCrsr( aOldPt, nOldHeight, nOldMode ); +} + +Rectangle SwShadowCursor::GetRect() const +{ + long nH = nOldHeight; + Point aPt( aOldPt ); + + nH = (((nH / 4)+1) * 4) + 1; + long nWidth = nH / 4 + 3 + 1; + + Size aSz( nWidth, nH ); + + if( text::HoriOrientation::RIGHT == nOldMode ) + aPt.X() -= aSz.Width(); + else if( text::HoriOrientation::CENTER == nOldMode ) + { + aPt.X() -= aSz.Width(); + aSz.Width() *= 2; + } + + return pWin->PixelToLogic( Rectangle( aPt, aSz ) ); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |