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Diffstat (limited to 'kpresenter/KPrEllipseObject.cpp')
| -rw-r--r-- | kpresenter/KPrEllipseObject.cpp | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/kpresenter/KPrEllipseObject.cpp b/kpresenter/KPrEllipseObject.cpp new file mode 100644 index 00000000..d20f540f --- /dev/null +++ b/kpresenter/KPrEllipseObject.cpp @@ -0,0 +1,128 @@ +// -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 4; -*- +/* This file is part of the KDE project + Copyright (C) 1998, 1999 Reginald Stadlbauer <reggie@kde.org> + Copyright (C) 2005 Thorsten Zachmann <zachmann@kde.org> + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. +*/ +#include "KPrObject2DIface.h" +#include "KPrEllipseObject.h" +#include "KPrGradient.h" + +#include <kdebug.h> +#include <qbitmap.h> +#include <qregion.h> +#include <qdom.h> +#include <qpicture.h> +#include <qpainter.h> +#include <KoTextZoomHandler.h> +#include <KoOasisContext.h> + +using namespace std; + +KPrEllipseObject::KPrEllipseObject() + : KPr2DObject() +{ +} + +KPrEllipseObject::KPrEllipseObject( const KoPen &_pen, const QBrush &_brush, FillType _fillType, + const QColor &_gColor1, const QColor &_gColor2, BCType _gType, + bool _unbalanced, int _xfactor, int _yfactor) + : KPr2DObject( _pen, _brush, _fillType, _gColor1, _gColor2, _gType, _unbalanced, _xfactor, _yfactor ) +{ +} + +KPrEllipseObject &KPrEllipseObject::operator=( const KPrEllipseObject & ) +{ + return *this; +} + +DCOPObject* KPrEllipseObject::dcopObject() +{ + if ( !dcop ) + dcop = new KPrObject2DIface( this ); + return dcop; +} + +void KPrEllipseObject::paint( QPainter* _painter, KoTextZoomHandler *_zoomHandler, + int /* pageNum */, bool drawingShadow, bool drawContour ) +{ + int ow = _zoomHandler->zoomItX( ext.width() ); + int oh = _zoomHandler->zoomItY( ext.height() ); + QSize size( _zoomHandler->zoomSize( ext ) ); + + if ( drawContour ) { + QPen pen3( Qt::black, 1, Qt::DotLine ); + _painter->setPen( pen3 ); + _painter->setRasterOp( Qt::NotXorROP ); + _painter->drawEllipse( 0, 0, ow, oh ); + return; + } + + QPen pen2 = pen.zoomedPen( _zoomHandler ); + int pw = ( pen2.style() == Qt::NoPen ) ? 1 : pen2.width(); + _painter->setPen( pen2 ); + + if ( drawingShadow || getFillType() == FT_BRUSH || !gradient ) + _painter->setBrush( getBrush() ); + else { + if ( m_redrawGradientPix || gradient->size() != size ) { + m_redrawGradientPix = false; + gradient->setSize( size ); + QRegion clipregion( 0, 0, ow - pw + 1, oh - pw + 1, QRegion::Ellipse ); + m_gradientPix.resize ( ow, oh ); + m_gradientPix.fill( Qt::white ); + QPainter p; + p.begin( &m_gradientPix ); + p.setClipRegion( clipregion ); + p.drawPixmap( 0, 0, gradient->pixmap() ); + p.end(); + + m_gradientPix.setMask( m_gradientPix.createHeuristicMask() ); + } + + _painter->drawPixmap( pw / 2, pw / 2, m_gradientPix, 0, 0, ow - pw + 1, oh - pw + 1 ); + + _painter->setBrush( Qt::NoBrush ); + } + _painter->drawEllipse( pw / 2, pw / 2, ow - pw + 1, oh - pw + 1 ); +} + +KoSize KPrEllipseObject::getRealSize() const { + KoSize size = ext; + + if ( angle != 0.0 ) { + float angInRad = angle * M_PI / 180; + size.setWidth( sqrt( pow ( ext.width() * cos( angInRad ), 2) + + pow ( ext.height() * sin( angInRad ) ,2 ) ) ); + size.setHeight( sqrt( pow ( ext.width() * sin( angInRad ), 2) + + pow ( ext.height() * cos( angInRad ) ,2 ) ) ); + } + + return size; +} + +bool KPrEllipseObject::saveOasisObjectAttributes( KPOasisSaveContext &/*sc*/ ) const +{ + // nothing to do + return true; +} + +const char * KPrEllipseObject::getOasisElementName() const +{ + return ext.width() == ext.height() ? "draw:circle" : "draw:ellipse"; +} + |