103 lines
3.6 KiB
C++
103 lines
3.6 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) 2015 CERN
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* @author Maciej Suminski <maciej.suminski@cern.ch>
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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 <draw_frame.h>
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#include <origin_viewitem.h>
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#include <gal/graphics_abstraction_layer.h>
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using namespace KIGFX;
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ORIGIN_VIEWITEM::ORIGIN_VIEWITEM( const COLOR4D& aColor, MARKER_STYLE aStyle, int aSize, const VECTOR2D& aPosition ) :
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BOARD_ITEM( nullptr, NOT_USED ), // this item is never added to a BOARD so it needs no type
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m_position( aPosition ), m_size( aSize ), m_color( aColor ), m_style( aStyle ), m_drawAtZero( false )
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{
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}
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ORIGIN_VIEWITEM::ORIGIN_VIEWITEM( const VECTOR2D& aPosition, STATUS_FLAGS flags ) :
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BOARD_ITEM( nullptr, NOT_USED ), // this item is never added to a BOARD so it needs no type
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m_position( aPosition ), m_size( NOT_USED ), m_color( UNSPECIFIED_COLOR ), m_style( NONE ), m_drawAtZero( false )
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{
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SetFlags( flags );
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}
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ORIGIN_VIEWITEM* ORIGIN_VIEWITEM::Clone() const
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{
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return new ORIGIN_VIEWITEM( m_color, m_style, m_size, m_position );
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}
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const BOX2I ORIGIN_VIEWITEM::ViewBBox() const
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{
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BOX2I bbox;
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bbox.SetMaximum();
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return bbox;
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}
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void ORIGIN_VIEWITEM::ViewDraw( int, VIEW* aView ) const
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{
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auto gal = aView->GetGAL();
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// Nothing to do if the target shouldn't be drawn at 0,0 and that's where the target is. This
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// mimics the Legacy canvas that doesn't display most targets at 0,0
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if( !m_drawAtZero && ( m_position.x == 0 ) && ( m_position.y == 0 ) )
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return;
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gal->SetIsStroke( true );
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gal->SetIsFill( false );
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gal->SetLineWidth( 1 );
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gal->SetStrokeColor( m_color );
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VECTOR2D scaledSize = aView->ToWorld( VECTOR2D( m_size, m_size ), false );
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// Draw a circle around the marker's centre point if the style demands it
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if( ( m_style == CIRCLE_CROSS ) || ( m_style == CIRCLE_DOT ) || ( m_style == CIRCLE_X ) )
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gal->DrawCircle( m_position, fabs( scaledSize.x ) );
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switch( m_style )
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{
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case NONE:
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break;
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case CROSS:
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case CIRCLE_CROSS:
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gal->DrawLine( m_position - VECTOR2D( scaledSize.x, 0 ),
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m_position + VECTOR2D( scaledSize.x, 0 ) );
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gal->DrawLine( m_position - VECTOR2D( 0, scaledSize.y ),
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m_position + VECTOR2D( 0, scaledSize.y ) );
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break;
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case X:
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case CIRCLE_X:
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gal->DrawLine( m_position - scaledSize, m_position + scaledSize );
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scaledSize.y = -scaledSize.y;
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gal->DrawLine( m_position - scaledSize, m_position + scaledSize );
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break;
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case DOT:
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case CIRCLE_DOT:
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gal->DrawCircle( m_position, scaledSize.x / 4 );
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break;
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}
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}
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