147 lines
4.4 KiB
C++
147 lines
4.4 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) 2018 Jean-Pierre Charras, jp.charras at wanadoo.fr
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* Copyright (C) 2018-2022 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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/**
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* @file marker_base.cpp
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* @brief Implementation of MARKER_BASE class.
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* Markers are used to show something (usually a drc/erc problem).
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* Markers in Pcbnew and Eeschema are derived from this base class.
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*/
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#include "base_screen.h"
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#include "marker_base.h"
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#include <core/arraydim.h>
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#include <geometry/shape_line_chain.h>
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#include <render_settings.h>
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#include "dialogs/dialog_display_html_text_base.h"
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/* The graphic shape of markers is a polygon.
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* MarkerShapeCorners contains the coordinates of corners of the polygonal default shape
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* they are arbitrary units to make coding shape easy.
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* internal units coordinates are these values scaled by .m_ScalingFactor
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*/
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static const VECTOR2I MarkerShapeCorners[] =
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{
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VECTOR2I( 0, 0 ),
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VECTOR2I( 8, 1 ),
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VECTOR2I( 4, 3 ),
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VECTOR2I( 13, 8 ),
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VECTOR2I( 9, 9 ),
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VECTOR2I( 8, 13 ),
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VECTOR2I( 3, 4 ),
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VECTOR2I( 1, 8 ),
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VECTOR2I( 0, 0 )
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};
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const unsigned CORNERS_COUNT = arrayDim( MarkerShapeCorners );
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MARKER_BASE::MARKER_BASE( int aScalingFactor, std::shared_ptr<RC_ITEM> aItem, TYPEMARKER aType ) :
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m_markerType( aType ),
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m_excluded( false ),
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m_rcItem( aItem ),
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m_scalingFactor( aScalingFactor )
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{
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const VECTOR2I* point_shape = MarkerShapeCorners;
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VECTOR2I start( point_shape->x, point_shape->y );
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VECTOR2I end = start;
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for( unsigned ii = 1; ii < CORNERS_COUNT; ii++ )
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{
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++point_shape;
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start.x = std::min( start.x, point_shape->x );
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start.y = std::min( start.y, point_shape->y );
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end.x = std::max( end.x, point_shape->x );
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end.y = std::max( end.y, point_shape->y );
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}
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m_shapeBoundingBox.SetOrigin( start);
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m_shapeBoundingBox.SetEnd( end);
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}
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MARKER_BASE::~MARKER_BASE()
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{
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}
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bool MARKER_BASE::HitTestMarker( const VECTOR2I& aHitPosition, int aAccuracy ) const
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{
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BOX2I bbox = GetBoundingBoxMarker();
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bbox.Inflate( aAccuracy );
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// Fast hit test using boundary box. A finer test will be made if requested
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bool hit = bbox.Contains( aHitPosition );
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if( hit ) // Fine test
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{
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SHAPE_LINE_CHAIN polygon;
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ShapeToPolygon( polygon );
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VECTOR2I rel_pos( aHitPosition - m_Pos );
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hit = polygon.PointInside( rel_pos, aAccuracy );
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}
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return hit;
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}
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void MARKER_BASE::ShapeToPolygon( SHAPE_LINE_CHAIN& aPolygon, int aScale ) const
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{
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if( aScale < 0 )
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aScale = MarkerScale();
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for( const VECTOR2I& corner : MarkerShapeCorners )
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aPolygon.Append( corner * aScale );
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// Be sure aPolygon is seen as a closed polyline:
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aPolygon.SetClosed( true );
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}
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BOX2I MARKER_BASE::GetBoundingBoxMarker() const
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{
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BOX2I bbox = m_shapeBoundingBox;
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VECTOR2I pos = m_Pos;
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pos += m_shapeBoundingBox.GetPosition() * m_scalingFactor;
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return BOX2I( pos, bbox.GetSize() * m_scalingFactor );
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}
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void MARKER_BASE::PrintMarker( const RENDER_SETTINGS* aSettings, const VECTOR2I& aOffset )
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{
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wxDC* DC = aSettings->GetPrintDC();
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// Build the marker shape polygon in internal units:
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std::vector<VECTOR2I> shape;
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shape.reserve( CORNERS_COUNT );
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for( const VECTOR2I& corner : MarkerShapeCorners )
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shape.emplace_back( corner * MarkerScale() + m_Pos + aOffset );
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GRClosedPoly( DC, CORNERS_COUNT, &shape[0], true, getColor() );
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}
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