Jim Evins
131 lines
2.8 KiB
C++
131 lines
2.8 KiB
C++
/* FrameEllipse.cpp
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*
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* Copyright (C) 2013-2016 Jim Evins <evins@snaught.com>
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*
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* This file is part of gLabels-qt.
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*
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* gLabels-qt is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* gLabels-qt is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with gLabels-qt. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "FrameEllipse.h"
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#include "Constants.h"
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#include "StrUtil.h"
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namespace glabels
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{
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FrameEllipse::FrameEllipse( const Distance& w,
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const Distance& h,
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const Distance& waste,
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const QString& id )
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: Frame(id), mW(w), mH(h), mWaste(waste)
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{
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mPath.addEllipse( 0, 0, mW.pt(), mH.pt() );
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mClipPath.addEllipse( -mWaste.pt(), -mWaste.pt(), (mW+2*mWaste).pt(), (mH+2*mWaste).pt() );
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}
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FrameEllipse::FrameEllipse( const FrameEllipse& other )
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: Frame(other), mW(other.mW), mH(other.mH), mWaste(other.mWaste), mPath(other.mPath)
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{
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// empty
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}
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Frame* FrameEllipse::dup() const
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{
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return new FrameEllipse( *this );
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}
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Distance FrameEllipse::w() const
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{
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return mW;
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}
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Distance FrameEllipse::h() const
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{
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return mH;
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}
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Distance FrameEllipse::waste() const
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{
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return mWaste;
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}
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QString FrameEllipse::sizeDescription( const Units& units ) const
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{
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if ( units.toEnum() == Units::IN )
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{
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QString wStr = StrUtil::formatFraction( mW.in() );
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QString hStr = StrUtil::formatFraction( mH.in() );
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return QString().sprintf( "%s x %s %s",
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qPrintable(wStr),
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qPrintable(hStr),
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qPrintable(units.toTrName()) );
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}
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else
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{
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return QString().sprintf( "%.5g x %.5g %s",
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mW.inUnits(units),
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mH.inUnits(units),
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qPrintable(units.toTrName()) );
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}
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}
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bool FrameEllipse::isSimilarTo( Frame* other ) const
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{
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if ( FrameEllipse* otherEllipse = dynamic_cast<FrameEllipse*>(other) )
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{
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if ( (fabs( mW - otherEllipse->mW ) <= EPSILON) &&
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(fabs( mH - otherEllipse->mH ) <= EPSILON) )
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{
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return true;
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}
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}
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return false;
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}
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const QPainterPath& FrameEllipse::path() const
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{
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return mPath;
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}
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const QPainterPath& FrameEllipse::clipPath() const
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{
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return mClipPath;
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}
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QPainterPath FrameEllipse::marginPath( const Distance& size ) const
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{
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Distance w = mW - 2*size;
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Distance h = mH - 2*size;
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QPainterPath path;
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path.addEllipse( size.pt(), size.pt(), w.pt(), h.pt() );
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return path;
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}
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} // namespace glabels
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