87 lines
2.6 KiB
C++
87 lines
2.6 KiB
C++
/*
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* This program source code file is part of KICAD, a free EDA CAD application.
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*
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* Copyright (C) 2017 Kicad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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 this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <preview_items/polygon_item.h>
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#include <painter.h>
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#include <view/view.h>
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using namespace KIGFX::PREVIEW;
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const double POLYGON_ITEM::POLY_LINE_WIDTH = 1;
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POLYGON_ITEM::POLYGON_ITEM() :
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SIMPLE_OVERLAY_ITEM()
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{
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}
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void POLYGON_ITEM::SetPoints( const SHAPE_LINE_CHAIN& aLockedInPts,
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const SHAPE_LINE_CHAIN& aLeaderPts )
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{
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m_lockedChain = aLockedInPts;
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m_leaderChain = aLeaderPts;
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m_polyfill.RemoveAllContours();
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m_polyfill.NewOutline();
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for( int i = 0; i < aLockedInPts.PointCount(); ++i )
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m_polyfill.Append( aLockedInPts.CPoint( i ) );
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for( int i = 0; i < aLeaderPts.PointCount(); ++i )
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m_polyfill.Append( aLeaderPts.CPoint( i ) );
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}
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void POLYGON_ITEM::drawPreviewShape( KIGFX::VIEW* aView ) const
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{
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KIGFX::GAL& gal = *aView->GetGAL();
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RENDER_SETTINGS* renderSettings = aView->GetPainter()->GetSettings();
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if( m_lockedChain.PointCount() >= 2 )
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{
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gal.SetLineWidth( (float) aView->ToWorld( POLY_LINE_WIDTH ) );
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gal.DrawPolyline( m_lockedChain );
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}
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// draw the leader line in a different color
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if( m_leaderChain.PointCount() >= 2 )
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{
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gal.SetStrokeColor( renderSettings->GetLayerColor( LAYER_AUX_ITEMS ) );
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gal.DrawPolyline( m_leaderChain );
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}
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for( int j = 0; j < m_polyfill.OutlineCount(); ++j )
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{
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const SHAPE_LINE_CHAIN& outline = m_polyfill.COutline( j );
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if( outline.PointCount() >= 2 )
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gal.DrawPolygon( outline );
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}
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}
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const BOX2I POLYGON_ITEM::ViewBBox() const
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{
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return m_polyfill.BBox();
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}
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