mirror of
https://gitlab.com/kicad/code/kicad.git
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305 lines
8.6 KiB
C++
305 lines
8.6 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) 2013 CERN
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* @author Maciej Suminski <maciej.suminski@cern.ch>
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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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#include <tool/tool_manager.h>
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#include <view/view_controls.h>
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#include <confirm.h>
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#include "common_actions.h"
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#include "selection_tool.h"
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#include "point_editor.h"
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#include <class_drawsegment.h>
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/**
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* Class POINT_EDITOR
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*
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* Tool that displays edit points allowing to modify items by dragging the points.
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*/
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class EDIT_POINTS_FACTORY
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{
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public:
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static EDIT_POINTS Make( EDA_ITEM* aItem )
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{
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// TODO generate list of points basing on the type
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EDIT_POINTS points( aItem );
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switch( aItem->Type() )
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{
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case PCB_LINE_T:
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{
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DRAWSEGMENT* segment = static_cast<DRAWSEGMENT*>( aItem );
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switch( segment->GetShape() )
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{
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case S_SEGMENT:
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points.Add( segment->GetStart() );
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points.Add( segment->GetEnd() );
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break;
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case S_ARC:
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points.Add( segment->GetCenter() ); // points[0]
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points.Add( segment->GetArcStart() ); // points[1]
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points.Add( segment->GetArcEnd() ); // points[2]
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// Set constraints
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// Arc end has to stay at the same radius as the start
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points[2].SetConstraint( new EPC_CIRCLE( &points[2], points[0], points[1] ) );
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break;
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default: // suppress warnings
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break;
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}
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}
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break;
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default:
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break;
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}
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return points;
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}
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private:
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EDIT_POINTS_FACTORY() {};
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};
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POINT_EDITOR::POINT_EDITOR() :
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TOOL_INTERACTIVE( "pcbnew.PointEditor" ), m_selectionTool( NULL )
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{
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}
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bool POINT_EDITOR::Init()
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{
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// Find the selection tool, so they can cooperate
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m_selectionTool = static_cast<SELECTION_TOOL*>( m_toolMgr->FindTool( "pcbnew.InteractiveSelection" ) );
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if( !m_selectionTool )
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{
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DisplayError( NULL, wxT( "pcbnew.InteractiveSelection tool is not available" ) );
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return false;
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}
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setTransitions();
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return true;
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}
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int POINT_EDITOR::OnSelected( TOOL_EVENT& aEvent )
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{
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std::cout << "point editor activated" << std::endl;
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std::cout << aEvent.Format() << std::endl;
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const SELECTION_TOOL::SELECTION& selection = m_selectionTool->GetSelection();
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KIGFX::VIEW_CONTROLS* controls = getViewControls();
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m_dragPoint = NULL;
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if( selection.Size() == 1 )
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{
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Activate();
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EDA_ITEM* item = selection.items.GetPickedItem( 0 );
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EDIT_POINTS editPoints = EDIT_POINTS_FACTORY::Make( item );
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m_toolMgr->GetView()->Add( &editPoints );
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// Main loop: keep receiving events
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while( OPT_TOOL_EVENT evt = Wait() )
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{
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if( evt->IsCancel() ||
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evt->Matches( m_selectionTool->ClearedEvent ) ||
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evt->Matches( m_selectionTool->DeselectedEvent ) ||
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evt->Matches( m_selectionTool->SelectedEvent ) )
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{
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m_toolMgr->PassEvent();
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break;
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}
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else if( evt->IsMotion() )
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{
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EDIT_POINT* point = editPoints.FindPoint( evt->Position() );
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if( m_dragPoint != point )
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{
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if( point )
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{
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controls->ShowCursor( true );
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controls->SetAutoPan( true );
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controls->SetSnapping( true );
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}
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else
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{
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controls->ShowCursor( false );
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controls->SetAutoPan( false );
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controls->SetSnapping( false );
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}
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}
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m_dragPoint = point;
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}
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else if( evt->IsDrag( BUT_LEFT ) )
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{
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if( m_dragPoint )
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{
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m_dragPoint->SetPosition( controls->GetCursorPosition() );
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m_dragPoint->ApplyConstraint();
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updateItem( item, editPoints );
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updatePoints( item, editPoints );
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editPoints.ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
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}
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else
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{
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m_toolMgr->PassEvent();
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}
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}
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else if( evt->IsClick( BUT_LEFT ) )
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{
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m_toolMgr->PassEvent();
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}
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}
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m_toolMgr->GetView()->Remove( &editPoints );
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item->ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
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}
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controls->ShowCursor( false );
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controls->SetAutoPan( false );
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controls->SetSnapping( false );
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setTransitions();
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return 0;
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}
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void POINT_EDITOR::setTransitions()
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{
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Go( &POINT_EDITOR::OnSelected, m_selectionTool->SelectedEvent );
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}
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void POINT_EDITOR::updateItem( EDA_ITEM* aItem, EDIT_POINTS& aPoints ) const
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{
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switch( aItem->Type() )
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{
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case PCB_LINE_T:
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{
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DRAWSEGMENT* segment = static_cast<DRAWSEGMENT*>( aItem );
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switch( segment->GetShape() )
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{
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case S_SEGMENT:
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if( &aPoints[0] == m_dragPoint )
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segment->SetStart( wxPoint( aPoints[0].GetPosition().x, aPoints[0].GetPosition().y ) );
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else if( &aPoints[1] == m_dragPoint )
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segment->SetEnd( wxPoint( aPoints[1].GetPosition().x, aPoints[1].GetPosition().y ) );
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break;
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case S_ARC:
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{
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const VECTOR2I& center = aPoints[0].GetPosition();
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const VECTOR2I& start = aPoints[1].GetPosition();
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const VECTOR2I& end = aPoints[2].GetPosition();
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if( center != segment->GetCenter() )
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{
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wxPoint moveVector = wxPoint( center.x, center.y ) - segment->GetCenter();
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segment->Move( moveVector );
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aPoints[1].SetPosition( segment->GetArcStart() );
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aPoints[2].SetPosition( segment->GetArcEnd() );
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}
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else
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{
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segment->SetArcStart( wxPoint( start.x, start.y ) );
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VECTOR2D startLine = start - center;
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VECTOR2I endLine = end - center;
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double newAngle = RAD2DECIDEG( endLine.Angle() - startLine.Angle() );
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// Adjust the new angle to (counter)clockwise setting
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bool clockwise = ( segment->GetAngle() > 0 );
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if( clockwise && newAngle < 0.0 )
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newAngle += 3600.0;
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else if( !clockwise && newAngle > 0.0 )
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newAngle -= 3600.0;
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segment->SetAngle( newAngle );
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}
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}
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break;
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default: // suppress warnings
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break;
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}
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break;
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}
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default:
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break;
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}
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}
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void POINT_EDITOR::updatePoints( const EDA_ITEM* aItem, EDIT_POINTS& aPoints ) const
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{
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switch( aItem->Type() )
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{
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case PCB_LINE_T:
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{
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const DRAWSEGMENT* segment = static_cast<const DRAWSEGMENT*>( aItem );
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{
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switch( segment->GetShape() )
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{
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case S_SEGMENT:
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aPoints[0].SetPosition( segment->GetStart() );
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aPoints[1].SetPosition( segment->GetEnd() );
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break;
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case S_ARC:
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aPoints[0].SetPosition( segment->GetCenter() );
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aPoints[1].SetPosition( segment->GetArcStart() );
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aPoints[2].SetPosition( segment->GetArcEnd() );
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break;
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default: // suppress warnings
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break;
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}
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}
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break;
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}
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default:
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break;
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}
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}
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