kicad/eeschema/lib_circle.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2017 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2004-2020 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <sch_draw_panel.h>
#include <plotter.h>
#include <trigo.h>
#include <base_units.h>
#include <msgpanel.h>
#include <bitmaps.h>
#include <math/util.h> // for KiROUND
#include <eda_draw_frame.h>
#include <general.h>
#include <lib_circle.h>
#include <settings/color_settings.h>
#include <transform.h>
LIB_CIRCLE::LIB_CIRCLE( LIB_PART* aParent ) :
LIB_ITEM( LIB_CIRCLE_T, aParent )
{
m_Width = 0;
m_Fill = NO_FILL;
m_isFillable = true;
}
bool LIB_CIRCLE::HitTest( const wxPoint& aPosRef, int aAccuracy ) const
{
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int mindist = std::max( aAccuracy + GetPenWidth() / 2,
Mils2iu( MINIMUM_SELECTION_DISTANCE ) );
int dist = KiROUND( GetLineLength( aPosRef, DefaultTransform.TransformCoordinate( m_Pos ) ) );
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if( abs( dist - GetRadius() ) <= mindist )
return true;
return false;
}
bool LIB_CIRCLE::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy ) const
{
if( m_Flags & ( STRUCT_DELETED | SKIP_STRUCT ) )
return false;
wxPoint center = DefaultTransform.TransformCoordinate( GetPosition() );
int radius = GetRadius();
int lineWidth = GetWidth();
EDA_RECT sel = aRect ;
if ( aAccuracy )
sel.Inflate( aAccuracy );
if( aContained )
return sel.Contains( GetBoundingBox() );
// If the rectangle does not intersect the bounding box, this is a much quicker test
if( !sel.Intersects( GetBoundingBox() ) )
return false;
else
return sel.IntersectsCircleEdge( center, radius, lineWidth );
}
EDA_ITEM* LIB_CIRCLE::Clone() const
{
return new LIB_CIRCLE( *this );
}
int LIB_CIRCLE::compare( const LIB_ITEM& aOther, LIB_ITEM::COMPARE_FLAGS aCompareFlags ) const
{
wxASSERT( aOther.Type() == LIB_CIRCLE_T );
int retv = LIB_ITEM::compare( aOther, aCompareFlags );
if( retv )
return retv;
const LIB_CIRCLE* tmp = ( LIB_CIRCLE* ) &aOther;
if( m_Pos.x != tmp->m_Pos.x )
return m_Pos.x - tmp->m_Pos.x;
if( m_Pos.y != tmp->m_Pos.y )
return m_Pos.y - tmp->m_Pos.y;
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if( m_EndPos.x != tmp->m_EndPos.x )
return m_EndPos.x - tmp->m_EndPos.x;
if( m_EndPos.y != tmp->m_EndPos.y )
return m_EndPos.y - tmp->m_EndPos.y;
return 0;
}
void LIB_CIRCLE::Offset( const wxPoint& aOffset )
{
m_Pos += aOffset;
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m_EndPos += aOffset;
}
void LIB_CIRCLE::MoveTo( const wxPoint& aPosition )
{
Offset( aPosition - m_Pos );
}
void LIB_CIRCLE::MirrorHorizontal( const wxPoint& aCenter )
{
m_Pos.x -= aCenter.x;
m_Pos.x *= -1;
m_Pos.x += aCenter.x;
m_EndPos.x -= aCenter.x;
m_EndPos.x *= -1;
m_EndPos.x += aCenter.x;
}
void LIB_CIRCLE::MirrorVertical( const wxPoint& aCenter )
{
m_Pos.y -= aCenter.y;
m_Pos.y *= -1;
m_Pos.y += aCenter.y;
m_EndPos.y -= aCenter.y;
m_EndPos.y *= -1;
m_EndPos.y += aCenter.y;
}
void LIB_CIRCLE::Rotate( const wxPoint& aCenter, bool aRotateCCW )
{
int rot_angle = aRotateCCW ? -900 : 900;
RotatePoint( &m_Pos, aCenter, rot_angle );
RotatePoint( &m_EndPos, aCenter, rot_angle );
}
void LIB_CIRCLE::Plot( PLOTTER* aPlotter, const wxPoint& aOffset, bool aFill,
const TRANSFORM& aTransform )
{
wxPoint pos = aTransform.TransformCoordinate( m_Pos ) + aOffset;
if( aFill && m_Fill == FILLED_WITH_BG_BODYCOLOR )
{
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aPlotter->SetColor( aPlotter->RenderSettings()->GetLayerColor( LAYER_DEVICE_BACKGROUND ) );
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aPlotter->Circle( pos, GetRadius() * 2, FILLED_WITH_BG_BODYCOLOR, 0 );
}
bool already_filled = m_Fill == FILLED_WITH_BG_BODYCOLOR;
int pen_size = GetPenWidth();
if( !already_filled || pen_size > 0 )
{
pen_size = std::max( pen_size, aPlotter->RenderSettings()->GetMinPenWidth() );
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aPlotter->SetColor( aPlotter->RenderSettings()->GetLayerColor( LAYER_DEVICE ) );
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aPlotter->Circle( pos, GetRadius() * 2, already_filled ? NO_FILL : m_Fill, pen_size );
}
}
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int LIB_CIRCLE::GetPenWidth() const
{
// Historically 0 meant "default width" and negative numbers meant "don't stroke".
if( m_Width < 0 && GetFillMode() != NO_FILL )
return 0;
else
return std::max( m_Width, 1 );
}
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void LIB_CIRCLE::print( RENDER_SETTINGS* aSettings, const wxPoint& aOffset, void* aData,
const TRANSFORM& aTransform )
{
bool forceNoFill = static_cast<bool>( aData );
int penWidth = GetPenWidth();
if( forceNoFill && m_Fill != NO_FILL && penWidth == 0 )
return;
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wxDC* DC = aSettings->GetPrintDC();
wxPoint pos1 = aTransform.TransformCoordinate( m_Pos ) + aOffset;
COLOR4D color = aSettings->GetLayerColor( LAYER_DEVICE );
if( forceNoFill || m_Fill == NO_FILL )
{
penWidth = std::max( penWidth, aSettings->GetDefaultPenWidth() );
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GRCircle( nullptr, DC, pos1.x, pos1.y, GetRadius(), penWidth, color );
}
else
{
if( m_Fill == FILLED_WITH_BG_BODYCOLOR )
color = aSettings->GetLayerColor( LAYER_DEVICE_BACKGROUND );
GRFilledCircle( nullptr, DC, pos1.x, pos1.y, GetRadius(), 0, color, color );
}
}
const EDA_RECT LIB_CIRCLE::GetBoundingBox() const
{
EDA_RECT rect;
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int radius = GetRadius();
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rect.SetOrigin( m_Pos.x - radius, m_Pos.y - radius );
rect.SetEnd( m_Pos.x + radius, m_Pos.y + radius );
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rect.Inflate( ( GetPenWidth() / 2 ) + 1 );
rect.RevertYAxis();
return rect;
}
void LIB_CIRCLE::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, MSG_PANEL_ITEMS& aList )
{
wxString msg;
EDA_RECT bBox = GetBoundingBox();
LIB_ITEM::GetMsgPanelInfo( aFrame, aList );
msg = MessageTextFromValue( aFrame->GetUserUnits(), m_Width );
aList.push_back( MSG_PANEL_ITEM( _( "Line Width" ), msg, BLUE ) );
msg = MessageTextFromValue( aFrame->GetUserUnits(), GetRadius() );
aList.push_back( MSG_PANEL_ITEM( _( "Radius" ), msg, RED ) );
msg.Printf( wxT( "(%d, %d, %d, %d)" ),
bBox.GetOrigin().x,
bBox.GetOrigin().y,
bBox.GetEnd().x,
bBox.GetEnd().y );
aList.push_back( MSG_PANEL_ITEM( _( "Bounding Box" ), msg, BROWN ) );
}
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wxString LIB_CIRCLE::GetSelectMenuText( EDA_UNITS aUnits ) const
{
return wxString::Format( _( "Circle, radius %s" ),
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MessageTextFromValue( aUnits, GetRadius() ) );
}
BITMAP_DEF LIB_CIRCLE::GetMenuImage() const
{
return add_circle_xpm;
}
void LIB_CIRCLE::BeginEdit( const wxPoint aPosition )
{
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m_Pos = aPosition;
}
void LIB_CIRCLE::CalcEdit( const wxPoint& aPosition )
{
SetEnd( aPosition );
}