kicad/pcbnew/router/router_preview_item.cpp

521 lines
14 KiB
C++

/*
* KiRouter - a push-and-(sometimes-)shove PCB router
*
* Copyright (C) 2013-2014 CERN
* Copyright (C) 2016-2023 KiCad Developers, see AUTHORS.txt for contributors.
* Author: Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include <deque>
#include <gal/color4d.h>
#include <gal/graphics_abstraction_layer.h>
#include <geometry/shape_rect.h>
#include <geometry/shape_simple.h>
#include <pcb_painter.h>
#include <trigo.h>
#include "router_preview_item.h"
#include "pns_arc.h"
#include "pns_line.h"
#include "pns_segment.h"
#include "pns_via.h"
using namespace KIGFX;
ROUTER_PREVIEW_ITEM::ROUTER_PREVIEW_ITEM( const PNS::ITEM* aItem, KIGFX::VIEW* aView, int aFlags ) :
EDA_ITEM( NOT_USED ),
m_view( aView ),
m_shape( nullptr ),
m_hole( nullptr ),
m_flags( aFlags )
{
BOARD_ITEM* boardItem = aItem ? aItem->BoardItem() : nullptr;
// A PNS::SOLID for an edge-cut item must have 0 width for collision calculations, but when
// highlighting an edge we want to show it with its parent PCB_SHAPE's shape.
if( boardItem && boardItem->IsOnLayer( Edge_Cuts ) )
{
m_shape = boardItem->GetEffectiveShape()->Clone();
}
else if( aItem )
{
m_shape = aItem->Shape()->Clone();
if( aItem->Hole() )
m_hole = aItem->Hole()->Shape()->Clone();
}
m_clearance = -1;
m_originLayer = m_layer = LAYER_SELECT_OVERLAY ;
m_showClearance = false;
// initialize variables, overwritten by Update( aItem ), if aItem != NULL
m_type = PR_SHAPE;
m_width = ( aFlags & PNS_SEMI_SOLID ) ? 1 : 0;
m_depth = m_originDepth = aView->GetLayerOrder( m_originLayer );
if( aItem )
Update( aItem );
}
ROUTER_PREVIEW_ITEM::ROUTER_PREVIEW_ITEM( const SHAPE& aShape, KIGFX::VIEW* aView ) :
EDA_ITEM( NOT_USED ),
m_flags( 0 )
{
m_view = aView;
m_shape = aShape.Clone();
m_hole = nullptr;
m_clearance = -1;
m_originLayer = m_layer = LAYER_SELECT_OVERLAY;
m_showClearance = false;
// initialize variables, overwritten by Update( aItem ), if aItem != NULL
m_type = PR_SHAPE;
m_width = 0;
m_depth = m_originDepth = aView->GetLayerOrder( m_originLayer );
}
ROUTER_PREVIEW_ITEM::~ROUTER_PREVIEW_ITEM()
{
delete m_shape;
delete m_hole;
}
void ROUTER_PREVIEW_ITEM::Update( const PNS::ITEM* aItem )
{
m_originLayer = aItem->Layers().Start();
if( const PNS::LINE* l = dyn_cast<const PNS::LINE*>( aItem ) )
{
if( !l->SegmentCount() )
return;
}
else if( const PNS::VIA* v = dyn_cast<const PNS::VIA*>( aItem ) )
{
if( v->IsVirtual() )
return;
}
assert( m_originLayer >= 0 );
m_layer = m_originLayer;
m_color = getLayerColor( m_originLayer );
m_color.a = 0.8;
m_depth = m_originDepth - ( ( aItem->Layers().Start() + 1 ) * LayerDepthFactor );
switch( aItem->Kind() )
{
case PNS::ITEM::LINE_T:
m_type = PR_SHAPE;
m_width = static_cast<const PNS::LINE*>( aItem )->Width();
break;
case PNS::ITEM::ARC_T:
m_type = PR_SHAPE;
m_width = static_cast<const PNS::ARC*>( aItem )->Width();
break;
case PNS::ITEM::SEGMENT_T:
m_type = PR_SHAPE;
m_width = static_cast<const PNS::SEGMENT*>( aItem )->Width();
break;
case PNS::ITEM::VIA_T:
m_originLayer = m_layer = LAYER_VIAS;
m_type = PR_SHAPE;
m_width = 0;
m_color = COLOR4D( 0.7, 0.7, 0.7, 0.8 );
m_depth = m_originDepth - ( PCB_LAYER_ID_COUNT * LayerDepthFactor );
delete m_shape;
m_shape = nullptr;
if( aItem->Shape() )
m_shape = aItem->Shape()->Clone();
delete m_hole;
m_hole = nullptr;
if( aItem->Hole() )
m_hole = aItem->Hole()->Shape()->Clone();
break;
case PNS::ITEM::SOLID_T:
m_type = PR_SHAPE;
break;
default:
break;
}
m_flags &= ~PNS_COLLISION;
if( aItem->Marker() & PNS::MK_VIOLATION )
m_flags |= PNS_COLLISION;
if( m_flags & PNS_COLLISION )
m_color = COLOR4D( 0, 1, 0, 1 );
if( m_flags & PNS_HOVER_ITEM )
m_color = m_color.WithAlpha( 1.0 );
}
const BOX2I ROUTER_PREVIEW_ITEM::ViewBBox() const
{
BOX2I bbox;
switch( m_type )
{
case PR_SHAPE:
if( m_shape )
{
bbox = m_shape->BBox();
bbox.Inflate( m_width / 2 );
}
if( m_hole )
bbox.Merge( m_hole->BBox() );
return bbox;
case PR_POINT:
bbox = BOX2I ( m_pos - VECTOR2I( 100000, 100000 ), VECTOR2I( 200000, 200000 ) );
return bbox;
default:
break;
}
return bbox;
}
void ROUTER_PREVIEW_ITEM::drawLineChain( const SHAPE_LINE_CHAIN_BASE* aL, KIGFX::GAL* gal ) const
{
wxCHECK( aL, /* void */ );
gal->SetIsFill( false );
for( int s = 0; s < aL->GetSegmentCount(); s++ )
{
SEG seg = aL->GetSegment( s );
if( seg.A == seg.B )
{
gal->SetIsFill( true );
gal->SetIsStroke( false );
gal->DrawCircle( seg.A, gal->GetLineWidth() / 2 );
gal->SetIsFill( false );
gal->SetIsStroke( true );
}
else
{
gal->DrawLine( seg.A, seg.B );
}
}
const SHAPE_LINE_CHAIN* lineChain = dynamic_cast<const SHAPE_LINE_CHAIN*>( aL );
for( size_t s = 0; lineChain && s < lineChain->ArcCount(); s++ )
{
const SHAPE_ARC& arc = lineChain->CArcs()[s];
EDA_ANGLE start_angle = arc.GetStartAngle();
EDA_ANGLE angle = arc.GetCentralAngle();
gal->DrawArc( arc.GetCenter(), arc.GetRadius(), start_angle, angle);
}
if( aL->IsClosed() )
gal->DrawLine( aL->GetSegment( -1 ).B, aL->GetSegment( 0 ).A );
}
void ROUTER_PREVIEW_ITEM::drawShape( const SHAPE* aShape, KIGFX::GAL* gal ) const
{
bool holeDrawn = false;
switch( aShape->Type() )
{
case SH_POLY_SET_TRIANGLE:
{
const SHAPE_LINE_CHAIN_BASE* l = (const SHAPE_LINE_CHAIN_BASE*) aShape;
if( m_showClearance && m_clearance > 0 )
{
gal->SetLineWidth( m_width + 2 * m_clearance );
drawLineChain( l, gal );
}
gal->SetLayerDepth( m_depth );
gal->SetLineWidth( m_width );
gal->SetStrokeColor( m_color );
gal->SetFillColor( m_color );
drawLineChain( l, gal );
break;
}
case SH_LINE_CHAIN:
{
const SHAPE_LINE_CHAIN* l = (const SHAPE_LINE_CHAIN*) aShape;
const int w = m_width;
if( m_showClearance && m_clearance > 0 )
{
gal->SetLineWidth( w + 2 * m_clearance );
drawLineChain( l, gal );
}
gal->SetLayerDepth( m_depth );
gal->SetLineWidth( w );
gal->SetStrokeColor( m_color );
gal->SetFillColor( m_color );
drawLineChain( l, gal );
break;
}
case SH_SEGMENT:
{
const SHAPE_SEGMENT* s = (const SHAPE_SEGMENT*) aShape;
const int w = s->GetWidth();
gal->SetIsStroke( false );
if( m_showClearance && m_clearance > 0 )
{
gal->SetLineWidth( w + 2 * m_clearance );
gal->DrawSegment( s->GetSeg().A, s->GetSeg().B, s->GetWidth() + 2 * m_clearance );
}
gal->SetLayerDepth( m_depth );
gal->SetLineWidth( w );
gal->SetFillColor( m_color );
gal->DrawSegment( s->GetSeg().A, s->GetSeg().B, s->GetWidth() );
break;
}
case SH_CIRCLE:
{
const SHAPE_CIRCLE* c = static_cast<const SHAPE_CIRCLE*>( aShape );
gal->SetStrokeColor( m_color );
if( m_showClearance && m_clearance > 0 )
{
gal->SetIsStroke( false );
gal->DrawCircle( c->GetCenter(), c->GetRadius() + m_clearance );
}
gal->SetLayerDepth( m_depth );
if( m_hole && dynamic_cast<SHAPE_CIRCLE*>( m_hole ) )
{
const SHAPE_CIRCLE* h = static_cast<const SHAPE_CIRCLE*>( m_hole );
int halfWidth = m_width / 2;
gal->SetIsStroke( true );
gal->SetIsFill( false );
gal->SetLineWidth( halfWidth + c->GetRadius() - h->GetRadius() );
gal->DrawCircle( c->GetCenter(), ( halfWidth + c->GetRadius() + h->GetRadius() ) / 2 );
holeDrawn = true;
}
else
{
gal->SetIsStroke( m_width ? true : false );
gal->SetLineWidth( m_width );
gal->SetFillColor( m_color );
gal->DrawCircle( c->GetCenter(), c->GetRadius() );
}
break;
}
case SH_RECT:
{
const SHAPE_RECT* r = (const SHAPE_RECT*) aShape;
gal->SetFillColor( m_color );
if( m_showClearance && m_clearance > 0 )
{
VECTOR2I p0( r->GetPosition() ), s( r->GetSize() );
gal->SetIsStroke( true );
gal->SetLineWidth( 2 * m_clearance );
gal->DrawLine( p0, VECTOR2I( p0.x + s.x, p0.y ) );
gal->DrawLine( p0, VECTOR2I( p0.x, p0.y + s.y ) );
gal->DrawLine( p0 + s , VECTOR2I( p0.x + s.x, p0.y ) );
gal->DrawLine( p0 + s, VECTOR2I( p0.x, p0.y + s.y ) );
}
gal->SetLayerDepth( m_depth );
gal->SetIsStroke( m_width ? true : false );
gal->SetLineWidth( m_width);
gal->SetStrokeColor( m_color );
gal->DrawRectangle( r->GetPosition(), r->GetPosition() + r->GetSize() );
break;
}
case SH_SIMPLE:
{
const SHAPE_SIMPLE* c = (const SHAPE_SIMPLE*) aShape;
std::deque<VECTOR2D> polygon = std::deque<VECTOR2D>();
for( int i = 0; i < c->PointCount(); i++ )
{
polygon.push_back( c->CDPoint( i ) );
}
gal->SetFillColor( m_color );
if( m_showClearance && m_clearance > 0 )
{
gal->SetIsStroke( true );
gal->SetLineWidth( 2 * m_clearance );
// need the implicit last segment to be explicit for DrawPolyline
polygon.push_back( c->CDPoint( 0 ) );
gal->DrawPolyline( polygon );
}
gal->SetLayerDepth( m_depth );
gal->SetIsStroke( m_width ? true : false );
gal->SetLineWidth( m_width );
gal->SetStrokeColor( m_color );
gal->DrawPolygon( polygon );
break;
}
case SH_ARC:
{
const SHAPE_ARC* arc = static_cast<const SHAPE_ARC*>( aShape );
const int w = arc->GetWidth();
EDA_ANGLE start_angle = arc->GetStartAngle();
EDA_ANGLE angle = arc->GetCentralAngle();
gal->SetIsFill( false );
gal->SetIsStroke( true );
if( m_showClearance && m_clearance > 0 )
{
gal->SetLineWidth( w + 2 * m_clearance );
gal->DrawArc( arc->GetCenter(), arc->GetRadius(), start_angle, angle );
}
gal->SetLayerDepth( m_depth );
gal->SetStrokeColor( m_color );
gal->SetFillColor( m_color );
gal->SetLineWidth( w );
gal->DrawArc( arc->GetCenter(), arc->GetRadius(), start_angle, angle );
break;
}
case SH_COMPOUND:
wxFAIL_MSG( wxT( "Router preview item: nested compound shapes not supported" ) );
break;
case SH_POLY_SET:
wxFAIL_MSG( wxT( "Router preview item: SHAPE_POLY_SET not supported" ) );
break;
case SH_NULL:
break;
}
if( m_hole && !holeDrawn )
{
gal->SetLayerDepth( m_depth );
gal->SetIsStroke( true );
gal->SetIsFill( false );
gal->SetStrokeColor( m_color );
gal->SetLineWidth( 1 );
SHAPE_CIRCLE* circle = dynamic_cast<SHAPE_CIRCLE*>( m_hole );
SHAPE_SEGMENT* slot = dynamic_cast<SHAPE_SEGMENT*>( m_hole );
if( circle )
gal->DrawCircle( circle->GetCenter(), circle->GetRadius() );
else if( slot )
gal->DrawSegment( slot->GetSeg().A, slot->GetSeg().B, slot->GetWidth() );
}
}
void ROUTER_PREVIEW_ITEM::ViewDraw( int aLayer, KIGFX::VIEW* aView ) const
{
GAL* gal = aView->GetGAL();
//col.Brighten(0.7);
if( m_type == PR_SHAPE )
{
if( !m_shape )
return;
// N.B. The order of draw here is important
// Cairo doesn't current support z-ordering, so we need
// to draw the clearance first to ensure it is in the background
gal->SetLayerDepth( m_originDepth );
//TODO(snh) Add configuration option for the color/alpha here
gal->SetStrokeColor( COLOR4D( DARKDARKGRAY ).WithAlpha( 0.9 ) );
gal->SetFillColor( COLOR4D( DARKDARKGRAY ).WithAlpha( 0.7 ) );
gal->SetIsStroke( m_width ? true : false );
gal->SetIsFill( true );
// Semi-solids (ie: rule areas) which are not in collision are sketched (ie: outline only)
if( ( m_flags & PNS_SEMI_SOLID ) > 0 && ( m_flags & PNS_COLLISION ) == 0 )
gal->SetIsFill( false );
if( m_shape->HasIndexableSubshapes() )
{
std::vector<const SHAPE*> subshapes;
m_shape->GetIndexableSubshapes( subshapes );
for( const SHAPE* shape : subshapes )
drawShape( shape, gal );
}
else
{
drawShape( m_shape, gal );
}
}
}
const COLOR4D ROUTER_PREVIEW_ITEM::getLayerColor( int aLayer ) const
{
auto settings = static_cast<PCB_RENDER_SETTINGS*>( m_view->GetPainter()->GetSettings() );
COLOR4D color = settings->GetLayerColor( aLayer );
if( m_flags & PNS_HEAD_TRACE )
return color.Saturate( 1.0 );
else if( m_flags & PNS_HOVER_ITEM )
return color.Brightened( 0.7 );
return color;
}