328 lines
8.5 KiB
C++
328 lines
8.5 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 Jean-Pierre Charras, jp.charras at wanadoo.fr
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* Copyright (C) 2004-2017 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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/**
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* @file lib_circle.cpp
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* @brief LIB_CIRCLE class implementation.
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*/
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#include <fctsys.h>
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#include <gr_basic.h>
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#include <macros.h>
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#include <sch_draw_panel.h>
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#include <plotter.h>
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#include <trigo.h>
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#include <base_units.h>
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#include <msgpanel.h>
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#include <bitmaps.h>
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#include <general.h>
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#include <lib_circle.h>
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#include <transform.h>
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LIB_CIRCLE::LIB_CIRCLE( LIB_PART* aParent ) :
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LIB_ITEM( LIB_CIRCLE_T, aParent )
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{
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m_Radius = 0;
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m_Width = 0;
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m_Fill = NO_FILL;
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m_isFillable = true;
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}
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bool LIB_CIRCLE::HitTest( const wxPoint& aPosRef ) const
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{
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int mindist = GetPenSize() / 2;
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// Have a minimal tolerance for hit test
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if( mindist < MINIMUM_SELECTION_DISTANCE )
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mindist = MINIMUM_SELECTION_DISTANCE;
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return HitTest( aPosRef, mindist, DefaultTransform );
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}
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bool LIB_CIRCLE::HitTest( const wxPoint &aPosRef, int aThreshold, const TRANSFORM& aTransform ) const
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{
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if( aThreshold < 0 )
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aThreshold = GetPenSize() / 2;
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int dist = KiROUND( GetLineLength( aPosRef, aTransform.TransformCoordinate( m_Pos ) ) );
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if( abs( dist - m_Radius ) <= aThreshold )
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return true;
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return false;
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}
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EDA_ITEM* LIB_CIRCLE::Clone() const
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{
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return new LIB_CIRCLE( *this );
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}
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int LIB_CIRCLE::compare( const LIB_ITEM& aOther ) const
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{
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wxASSERT( aOther.Type() == LIB_CIRCLE_T );
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const LIB_CIRCLE* tmp = ( LIB_CIRCLE* ) &aOther;
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if( m_Pos.x != tmp->m_Pos.x )
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return m_Pos.x - tmp->m_Pos.x;
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if( m_Pos.y != tmp->m_Pos.y )
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return m_Pos.y - tmp->m_Pos.y;
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if( m_Radius != tmp->m_Radius )
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return m_Radius - tmp->m_Radius;
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return 0;
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}
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void LIB_CIRCLE::SetOffset( const wxPoint& aOffset )
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{
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m_Pos += aOffset;
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}
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bool LIB_CIRCLE::Inside( EDA_RECT& aRect ) const
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{
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wxPoint center(m_Pos.x, -m_Pos.y);
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return aRect.IntersectsCircle( center, m_Radius );
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}
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void LIB_CIRCLE::Move( const wxPoint& aPosition )
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{
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m_Pos = aPosition;
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}
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void LIB_CIRCLE::MirrorHorizontal( const wxPoint& aCenter )
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{
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m_Pos.x -= aCenter.x;
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m_Pos.x *= -1;
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m_Pos.x += aCenter.x;
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}
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void LIB_CIRCLE::MirrorVertical( const wxPoint& aCenter )
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{
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m_Pos.y -= aCenter.y;
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m_Pos.y *= -1;
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m_Pos.y += aCenter.y;
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}
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void LIB_CIRCLE::Rotate( const wxPoint& aCenter, bool aRotateCCW )
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{
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int rot_angle = aRotateCCW ? -900 : 900;
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RotatePoint( &m_Pos, aCenter, rot_angle );
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}
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void LIB_CIRCLE::Plot( PLOTTER* aPlotter, const wxPoint& aOffset, bool aFill,
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const TRANSFORM& aTransform )
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{
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wxPoint pos = aTransform.TransformCoordinate( m_Pos ) + aOffset;
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if( aFill && m_Fill == FILLED_WITH_BG_BODYCOLOR )
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{
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aPlotter->SetColor( GetLayerColor( LAYER_DEVICE_BACKGROUND ) );
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aPlotter->Circle( pos, m_Radius * 2, FILLED_WITH_BG_BODYCOLOR, 0 );
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}
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bool already_filled = m_Fill == FILLED_WITH_BG_BODYCOLOR;
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auto pen_size = GetPenSize();
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if( !already_filled || pen_size > 0 )
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{
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pen_size = std::max( 0, pen_size );
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aPlotter->SetColor( GetLayerColor( LAYER_DEVICE ) );
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aPlotter->Circle( pos, m_Radius * 2, already_filled ? NO_FILL : m_Fill, GetPenSize() );
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}
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}
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int LIB_CIRCLE::GetPenSize() const
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{
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if( m_Width > 0 )
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return m_Width;
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if( m_Width == 0 )
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return GetDefaultLineThickness();
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return -1; // a value to use a minimal pen size
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}
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void LIB_CIRCLE::drawGraphic( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOffset,
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COLOR4D aColor, GR_DRAWMODE aDrawMode, void* aData,
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const TRANSFORM& aTransform )
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{
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wxPoint pos1;
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COLOR4D color = GetLayerColor( LAYER_DEVICE );
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if( aColor == COLOR4D::UNSPECIFIED ) // Used normal color or selected color
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{
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if( IsSelected() )
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color = GetItemSelectedColor();
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}
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else
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{
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color = aColor;
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}
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pos1 = aTransform.TransformCoordinate( m_Pos ) + aOffset;
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GRSetDrawMode( aDC, aDrawMode );
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FILL_T fill = aData ? NO_FILL : m_Fill;
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if( aColor != COLOR4D::UNSPECIFIED )
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fill = NO_FILL;
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EDA_RECT* const clipbox = aPanel? aPanel->GetClipBox() : NULL;
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if( fill == FILLED_WITH_BG_BODYCOLOR )
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GRFilledCircle( clipbox, aDC, pos1.x, pos1.y, m_Radius, GetPenSize(),
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(m_Flags & IS_MOVED) ? color : GetLayerColor( LAYER_DEVICE_BACKGROUND ),
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GetLayerColor( LAYER_DEVICE_BACKGROUND ) );
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else if( fill == FILLED_SHAPE )
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GRFilledCircle( clipbox, aDC, pos1.x, pos1.y, m_Radius, 0, color, color );
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else
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GRCircle( clipbox, aDC, pos1.x, pos1.y, m_Radius, GetPenSize(), color );
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/* Set to one (1) to draw bounding box around circle to validate bounding
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* box calculation. */
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#if 0
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EDA_RECT bBox = GetBoundingBox();
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bBox.RevertYAxis();
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bBox = aTransform.TransformCoordinate( bBox );
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bBox.Move( aOffset );
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GRRect( clipbox, aDC, bBox, 0, LIGHTMAGENTA );
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#endif
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}
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const EDA_RECT LIB_CIRCLE::GetBoundingBox() const
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{
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EDA_RECT rect;
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rect.SetOrigin( m_Pos.x - m_Radius, m_Pos.y - m_Radius );
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rect.SetEnd( m_Pos.x + m_Radius, m_Pos.y + m_Radius );
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rect.Inflate( ( GetPenSize()+1 ) / 2 );
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rect.RevertYAxis();
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return rect;
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}
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void LIB_CIRCLE::GetMsgPanelInfo( EDA_UNITS_T aUnits, MSG_PANEL_ITEMS& aList )
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{
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wxString msg;
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EDA_RECT bBox = GetBoundingBox();
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LIB_ITEM::GetMsgPanelInfo( aUnits, aList );
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msg = MessageTextFromValue( aUnits, m_Width, true );
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aList.push_back( MSG_PANEL_ITEM( _( "Line Width" ), msg, BLUE ) );
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msg = MessageTextFromValue( aUnits, m_Radius, true );
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aList.push_back( MSG_PANEL_ITEM( _( "Radius" ), msg, RED ) );
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msg.Printf( wxT( "(%d, %d, %d, %d)" ), bBox.GetOrigin().x,
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bBox.GetOrigin().y, bBox.GetEnd().x, bBox.GetEnd().y );
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aList.push_back( MSG_PANEL_ITEM( _( "Bounding Box" ), msg, BROWN ) );
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}
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wxString LIB_CIRCLE::GetSelectMenuText( EDA_UNITS_T aUnits ) const
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{
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return wxString::Format( _( "Circle center (%s, %s), radius %s" ),
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MessageTextFromValue( aUnits, m_Pos.x ),
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MessageTextFromValue( aUnits, m_Pos.y ),
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MessageTextFromValue( aUnits, m_Radius ) );
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}
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BITMAP_DEF LIB_CIRCLE::GetMenuImage() const
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{
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return add_circle_xpm;
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}
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void LIB_CIRCLE::BeginEdit( STATUS_FLAGS aEditMode, const wxPoint aPosition )
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{
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wxCHECK_RET( ( aEditMode & ( IS_NEW | IS_MOVED | IS_RESIZED ) ) != 0,
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wxT( "Invalid edit mode for LIB_CIRCLE object." ) );
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if( aEditMode == IS_NEW )
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{
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m_Pos = m_initialPos = aPosition;
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}
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else if( aEditMode == IS_MOVED )
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{
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m_initialPos = m_Pos;
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m_initialCursorPos = aPosition;
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}
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m_Flags = aEditMode;
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}
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bool LIB_CIRCLE::ContinueEdit( const wxPoint aPosition )
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{
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wxCHECK_MSG( ( m_Flags & ( IS_NEW | IS_MOVED | IS_RESIZED ) ) != 0, false,
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wxT( "Bad call to ContinueEdit(). LIB_CIRCLE is not being edited." ) );
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return false;
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}
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void LIB_CIRCLE::EndEdit( const wxPoint& aPosition, bool aAbort )
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{
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wxCHECK_RET( ( m_Flags & ( IS_NEW | IS_MOVED | IS_RESIZED ) ) != 0,
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wxT( "Bad call to EndEdit(). LIB_CIRCLE is not being edited." ) );
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m_Flags = 0;
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}
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void LIB_CIRCLE::CalcEdit( const wxPoint& aPosition )
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{
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if( m_Flags == IS_NEW || m_Flags == IS_RESIZED )
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{
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m_Radius = KiROUND( GetLineLength( m_Pos, aPosition ) );
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}
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else
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{
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Move( m_initialPos + aPosition - m_initialCursorPos );
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}
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}
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