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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 <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: */
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