kicad/eeschema/lib_shape.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) 2004-2022 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 <plotters/plotter.h>
#include <macros.h>
#include <base_units.h>
#include <widgets/msgpanel.h>
#include <bitmaps.h>
#include <eda_draw_frame.h>
#include <general.h>
#include <lib_shape.h>
#include "plotters/plotter.h"
LIB_SHAPE::LIB_SHAPE( LIB_SYMBOL* aParent, SHAPE_T aShape, int aLineWidth, FILL_T aFillType,
KICAD_T aType ) :
LIB_ITEM( aType, aParent ),
EDA_SHAPE( aShape, aLineWidth, aFillType )
{
m_editState = 0;
}
bool LIB_SHAPE::HitTest( const VECTOR2I& aPosRef, int aAccuracy ) const
{
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if( aAccuracy < schIUScale.MilsToIU( MINIMUM_SELECTION_DISTANCE ) )
aAccuracy = schIUScale.MilsToIU( MINIMUM_SELECTION_DISTANCE );
return hitTest( DefaultTransform.TransformCoordinate( aPosRef ), aAccuracy );
}
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bool LIB_SHAPE::HitTest( const BOX2I& aRect, bool aContained, int aAccuracy ) const
{
if( m_flags & (STRUCT_DELETED | SKIP_STRUCT ) )
return false;
return hitTest( DefaultTransform.TransformCoordinate( aRect ), aContained, aAccuracy );
}
EDA_ITEM* LIB_SHAPE::Clone() const
{
return new LIB_SHAPE( *this );
}
int LIB_SHAPE::compare( const LIB_ITEM& aOther, int aCompareFlags ) const
{
int retv = LIB_ITEM::compare( aOther, aCompareFlags );
if( retv )
return retv;
return EDA_SHAPE::Compare( &static_cast<const LIB_SHAPE&>( aOther ) );
}
void LIB_SHAPE::Offset( const VECTOR2I& aOffset )
{
move( aOffset );
}
void LIB_SHAPE::MoveTo( const VECTOR2I& aPosition )
{
setPosition( aPosition );
}
void LIB_SHAPE::Normalize()
{
if( GetShape() == SHAPE_T::RECT )
{
VECTOR2I size = GetEnd() - GetPosition();
if( size.y > 0 )
{
SetStartY( GetStartY() + size.y );
SetEndY( GetStartY() - size.y );
}
if( size.x < 0 )
{
SetStartX( GetStartX() + size.x );
SetEndX( GetStartX() - size.x );
}
}
}
void LIB_SHAPE::MirrorHorizontal( const VECTOR2I& aCenter )
{
flip( aCenter, true );
}
void LIB_SHAPE::MirrorVertical( const VECTOR2I& aCenter )
{
flip( aCenter, false );
}
void LIB_SHAPE::Rotate( const VECTOR2I& aCenter, bool aRotateCCW )
{
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EDA_ANGLE rot_angle = aRotateCCW ? -ANGLE_90 : ANGLE_90;
rotate( aCenter, rot_angle );
}
void LIB_SHAPE::Plot( PLOTTER* aPlotter, bool aBackground, const VECTOR2I& aOffset,
const TRANSFORM& aTransform, bool aDimmed ) const
{
if( IsPrivate() )
return;
VECTOR2I start = aTransform.TransformCoordinate( m_start ) + aOffset;
VECTOR2I end = aTransform.TransformCoordinate( m_end ) + aOffset;
VECTOR2I center = aTransform.TransformCoordinate( getCenter() ) + aOffset;
static std::vector<VECTOR2I> cornerList;
if( GetShape() == SHAPE_T::POLY )
{
const SHAPE_LINE_CHAIN& poly = m_poly.Outline( 0 );
cornerList.clear();
for( const VECTOR2I& pt : poly.CPoints() )
cornerList.push_back( aTransform.TransformCoordinate( pt ) + aOffset );
}
else if( GetShape() == SHAPE_T::BEZIER )
{
cornerList.clear();
for( const VECTOR2I& pt : m_bezierPoints )
cornerList.push_back( aTransform.TransformCoordinate( pt ) + aOffset );
}
else if( GetShape() == SHAPE_T::ARC )
{
EDA_ANGLE t1, t2;
CalcArcAngles( t1, t2 );
// N.B. The order of evaluation is critical here as MapAngles will modify t1, t2
// and the Normalize routine depends on these modifications for the correct output
bool transformed = aTransform.MapAngles( &t1, &t2 );
EDA_ANGLE arc_angle = ( t1 - t2 ).Normalize180();
bool transformed2 = ( arc_angle > ANGLE_0 ) && ( arc_angle < ANGLE_180 );
if( transformed != transformed2 )
std::swap( start, end );
}
int penWidth;
COLOR4D color = GetStroke().GetColor();
PLOT_DASH_TYPE lineStyle = GetStroke().GetPlotStyle();
FILL_T fill = m_fill;
if( aBackground )
{
if( !aPlotter->GetColorMode() )
return;
switch( m_fill )
{
case FILL_T::FILLED_SHAPE:
return;
case FILL_T::FILLED_WITH_COLOR:
color = GetFillColor();
break;
case FILL_T::FILLED_WITH_BG_BODYCOLOR:
color = aPlotter->RenderSettings()->GetLayerColor( LAYER_DEVICE_BACKGROUND );
break;
default:
return;
}
penWidth = 0;
lineStyle = PLOT_DASH_TYPE::SOLID;
}
else
{
if( !aPlotter->GetColorMode() || color == COLOR4D::UNSPECIFIED )
color = aPlotter->RenderSettings()->GetLayerColor( LAYER_DEVICE );
if( lineStyle == PLOT_DASH_TYPE::DEFAULT )
lineStyle = PLOT_DASH_TYPE::SOLID;
if( m_fill == FILL_T::FILLED_SHAPE )
fill = m_fill;
else
fill = FILL_T::NO_FILL;
penWidth = GetEffectivePenWidth( aPlotter->RenderSettings() );
}
COLOR4D bg = aPlotter->RenderSettings()->GetBackgroundColor();
if( bg == COLOR4D::UNSPECIFIED || !aPlotter->GetColorMode() )
bg = COLOR4D::WHITE;
if( aDimmed )
{
color.Desaturate( );
color = color.Mix( bg, 0.5f );
}
aPlotter->SetColor( color );
aPlotter->SetDash( penWidth, lineStyle );
switch( GetShape() )
{
case SHAPE_T::ARC:
{
// In some plotters (not all) the arc is approximated by segments, and
// a error max is needed. We try to approximate by 360/5 segments by 360 deg
int arc2segment_error = CircleToEndSegmentDeltaRadius( GetRadius(), 360/5 );
aPlotter->Arc( center, start, end, fill, penWidth, arc2segment_error );
}
break;
case SHAPE_T::CIRCLE:
aPlotter->Circle( center, GetRadius() * 2, fill, penWidth );
break;
case SHAPE_T::RECT:
aPlotter->Rect( start, end, fill, penWidth );
break;
case SHAPE_T::POLY:
case SHAPE_T::BEZIER:
aPlotter->PlotPoly( cornerList, fill, penWidth );
break;
default:
UNIMPLEMENTED_FOR( SHAPE_T_asString() );
}
aPlotter->SetDash( penWidth, PLOT_DASH_TYPE::SOLID );
}
int LIB_SHAPE::GetPenWidth() const
{
return GetWidth();
}
void LIB_SHAPE::print( const RENDER_SETTINGS* aSettings, const VECTOR2I& aOffset, void* aData,
const TRANSFORM& aTransform, bool aDimmed )
{
if( IsPrivate() )
return;
bool forceNoFill = static_cast<bool>( aData );
int penWidth = GetEffectivePenWidth( aSettings );
if( forceNoFill && IsFilled() && penWidth == 0 )
return;
wxDC* DC = aSettings->GetPrintDC();
VECTOR2I pt1 = aTransform.TransformCoordinate( m_start ) + aOffset;
VECTOR2I pt2 = aTransform.TransformCoordinate( m_end ) + aOffset;
VECTOR2I c;
COLOR4D color = GetStroke().GetColor();
if( color == COLOR4D::UNSPECIFIED )
color = aSettings->GetLayerColor( LAYER_DEVICE );
COLOR4D bg = aSettings->GetBackgroundColor();
if( bg == COLOR4D::UNSPECIFIED || GetGRForceBlackPenState() )
bg = COLOR4D::WHITE;
if( aDimmed )
{
color.Desaturate( );
color = color.Mix( bg, 0.5f );
}
unsigned ptCount = 0;
VECTOR2I* buffer = nullptr;
if( GetShape() == SHAPE_T::POLY )
{
const SHAPE_LINE_CHAIN& poly = m_poly.Outline( 0 );
ptCount = poly.GetPointCount();
buffer = new VECTOR2I[ptCount];
for( unsigned ii = 0; ii < ptCount; ++ii )
buffer[ii] = aTransform.TransformCoordinate( poly.CPoint( ii ) ) + aOffset;
}
else if( GetShape() == SHAPE_T::BEZIER )
{
ptCount = m_bezierPoints.size();
buffer = new VECTOR2I[ptCount];
for( size_t ii = 0; ii < ptCount; ++ii )
buffer[ii] = aTransform.TransformCoordinate( m_bezierPoints[ii] ) + aOffset;
}
else if( GetShape() == SHAPE_T::ARC )
{
c = aTransform.TransformCoordinate( getCenter() ) + aOffset;
EDA_ANGLE t1, t2;
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CalcArcAngles( t1, t2 );
// N.B. The order of evaluation is critical here as MapAngles will modify t1, t2
// and the Normalize routine depends on these modifications for the correct output
bool transformed = aTransform.MapAngles( &t1, &t2 );
EDA_ANGLE arc_angle = ( t1 - t2 ).Normalize180();
bool transformed2 = ( arc_angle > ANGLE_0 ) && ( arc_angle < ANGLE_180 );
if( transformed == transformed2 )
std::swap( pt1, pt2 );
}
COLOR4D fillColor = COLOR4D::UNSPECIFIED;
if( !forceNoFill )
{
if( GetFillMode() == FILL_T::FILLED_SHAPE )
fillColor = color;
else if( GetFillMode() == FILL_T::FILLED_WITH_BG_BODYCOLOR )
fillColor = aSettings->GetLayerColor( LAYER_DEVICE_BACKGROUND );
else if( GetFillMode() == FILL_T::FILLED_WITH_COLOR )
fillColor = GetFillColor();
}
if( fillColor != COLOR4D::UNSPECIFIED )
{
if( aDimmed )
{
fillColor.Desaturate( );
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fillColor = fillColor.Mix( bg, 0.5f );
}
switch( GetShape() )
{
case SHAPE_T::ARC:
GRFilledArc( DC, pt1, pt2, c, 0, fillColor, fillColor );
break;
case SHAPE_T::CIRCLE:
GRFilledCircle( DC, pt1, GetRadius(), 0, fillColor, fillColor );
break;
case SHAPE_T::RECT:
GRFilledRect( DC, pt1, pt2, 0, fillColor, fillColor );
break;
case SHAPE_T::POLY:
GRPoly( DC, ptCount, buffer, true, 0, fillColor, fillColor );
break;
case SHAPE_T::BEZIER:
GRPoly( DC, ptCount, buffer, true, 0, fillColor, fillColor );
break;
default:
UNIMPLEMENTED_FOR( SHAPE_T_asString() );
}
}
else
{
penWidth = std::max( penWidth, aSettings->GetDefaultPenWidth() );
}
if( penWidth > 0 )
{
if( GetEffectiveLineStyle() == PLOT_DASH_TYPE::SOLID )
{
switch( GetShape() )
{
case SHAPE_T::ARC:
GRArc( DC, pt1, pt2, c, penWidth, color );
break;
case SHAPE_T::CIRCLE:
GRCircle( DC, pt1, GetRadius(), penWidth, color );
break;
case SHAPE_T::RECT:
GRRect( DC, pt1, pt2, penWidth, color );
break;
case SHAPE_T::POLY:
GRPoly( DC, ptCount, buffer, false, penWidth, color, color );
break;
case SHAPE_T::BEZIER:
GRPoly( DC, ptCount, buffer, false, penWidth, color, color );
break;
default:
UNIMPLEMENTED_FOR( SHAPE_T_asString() );
}
}
else
{
std::vector<SHAPE*> shapes = MakeEffectiveShapes( true );
for( SHAPE* shape : shapes )
{
STROKE_PARAMS::Stroke( shape, GetEffectiveLineStyle(), penWidth, aSettings,
[&]( const VECTOR2I& a, const VECTOR2I& b )
{
VECTOR2I pts = aTransform.TransformCoordinate( a ) + aOffset;
VECTOR2I pte = aTransform.TransformCoordinate( b ) + aOffset;
GRLine( DC, pts.x, pts.y, pte.x, pte.y, penWidth, color );
} );
}
for( SHAPE* shape : shapes )
delete shape;
}
}
delete[] buffer;
}
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const BOX2I LIB_SHAPE::GetBoundingBox() const
{
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BOX2I bbox = getBoundingBox();
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bbox.RevertYAxis();
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return bbox;
}
void LIB_SHAPE::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList )
{
LIB_ITEM::GetMsgPanelInfo( aFrame, aList );
ShapeGetMsgPanelInfo( aFrame, aList );
}
wxString LIB_SHAPE::GetItemDescription( UNITS_PROVIDER* aUnitsProvider ) const
{
switch( GetShape() )
{
case SHAPE_T::ARC:
return wxString::Format( _( "Arc with radius %s" ),
aUnitsProvider->MessageTextFromValue( GetRadius() ) );
case SHAPE_T::CIRCLE:
return wxString::Format( _( "Circle with radius %s" ),
aUnitsProvider->MessageTextFromValue( GetRadius() ) );
case SHAPE_T::RECT:
return wxString::Format( _( "Rectangle with width %s height %s" ),
aUnitsProvider->MessageTextFromValue( std::abs( m_start.x - m_end.x ) ),
aUnitsProvider->MessageTextFromValue( std::abs( m_start.y - m_end.y ) ) );
case SHAPE_T::POLY:
return wxString::Format( _( "Polyline with %d points" ),
int( m_poly.Outline( 0 ).GetPointCount() ) );
case SHAPE_T::BEZIER:
return wxString::Format( _( "Bezier Curve with %d points" ),
int( m_bezierPoints.size() ) );
default:
UNIMPLEMENTED_FOR( SHAPE_T_asString() );
return wxEmptyString;
}
}
BITMAPS LIB_SHAPE::GetMenuImage() const
{
switch( GetShape() )
{
case SHAPE_T::SEGMENT: return BITMAPS::add_line;
case SHAPE_T::ARC: return BITMAPS::add_arc;
case SHAPE_T::CIRCLE: return BITMAPS::add_circle;
case SHAPE_T::RECT: return BITMAPS::add_rectangle;
case SHAPE_T::POLY: return BITMAPS::add_graphical_segments;
default:
UNIMPLEMENTED_FOR( SHAPE_T_asString() );
return BITMAPS::question_mark;
}
}
void LIB_SHAPE::AddPoint( const VECTOR2I& aPosition )
{
if( GetShape() == SHAPE_T::POLY )
{
if( m_poly.IsEmpty() )
m_poly.NewOutline();
m_poly.Outline( 0 ).Append( aPosition, true );
}
else
{
UNIMPLEMENTED_FOR( SHAPE_T_asString() );
}
}
void LIB_SHAPE::ViewGetLayers( int aLayers[], int& aCount ) const
{
aCount = 3;
aLayers[0] = IsPrivate() ? LAYER_PRIVATE_NOTES : LAYER_DEVICE;
aLayers[1] = IsPrivate() ? LAYER_NOTES_BACKGROUND : LAYER_DEVICE_BACKGROUND;
aLayers[2] = LAYER_SELECTION_SHADOWS;
}