155 lines
4.4 KiB
C++
155 lines
4.4 KiB
C++
/*
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* KiRouter - a push-and-(sometimes-)shove PCB router
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*
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* Copyright (C) 2013-2014 CERN
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* Copyright (C) 2016 KiCad Developers, see AUTHORS.txt for contributors.
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* Author: Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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 along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __PNS_DRAGGER_H
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#define __PNS_DRAGGER_H
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#include <memory>
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#include <math/vector2d.h>
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#include "pns_node.h"
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#include "pns_via.h"
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#include "pns_line.h"
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#include "pns_drag_algo.h"
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#include "pns_itemset.h"
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#include "pns_layerset.h"
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#include "pns_mouse_trail_tracer.h"
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namespace PNS {
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class ROUTER;
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class SHOVE;
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class OPTIMIZER;
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/**
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* DRAGGER
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*
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* Via, segment and corner dragging algorithm.
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*/
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class DRAGGER : public DRAG_ALGO
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{
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public:
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DRAGGER( ROUTER* aRouter );
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~DRAGGER();
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/**
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* Function Start()
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*
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* Starts routing a single track at point aP, taking item aStartItem as anchor
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* (unless NULL). Returns true if a dragging operation has started.
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*/
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virtual bool Start( const VECTOR2I& aP, ITEM_SET& aPrimitives ) override;
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/**
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* Function Drag()
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*
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* Drags the current segment/corner/via to the point aP.
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* @return true, if dragging finished with success.
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*/
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bool Drag( const VECTOR2I& aP ) override;
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/**
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* Function FixRoute()
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*
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* Checks if the result of current dragging operation is correct
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* and eventually commits it to the world.
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* @return true, if dragging finished with success.
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*/
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bool FixRoute() override;
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/**
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* Function CurrentNode()
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*
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* Returns the most recent world state, including all
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* items changed due to dragging operation.
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*/
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NODE* CurrentNode() const override;
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/**
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* Function CurrentNets()
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*
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* Returns the net code(s) of currently routed track(s).
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*/
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const std::vector<int> CurrentNets() const override
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{
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return std::vector<int>( 1, m_draggedLine.Net() );
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}
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/**
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* Function CurrentLayer()
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*
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* Returns the layer of currently routed track.
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*/
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int CurrentLayer() const override
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{
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return m_draggedLine.Layer();
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}
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/**
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* Function Traces()
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*
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* Returns the set of dragged items.
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*/
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const ITEM_SET Traces() override;
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void SetMode( int aDragMode ) override;
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private:
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const ITEM_SET findViaFanoutByHandle ( NODE *aNode, const VIA_HANDLE& handle );
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bool dragMarkObstacles( const VECTOR2I& aP );
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bool dragShove(const VECTOR2I& aP );
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bool dragWalkaround(const VECTOR2I& aP );
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bool startDragSegment( const VECTOR2D& aP, SEGMENT* aSeg );
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bool startDragArc( const VECTOR2D& aP, ARC* aArc );
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bool startDragVia( VIA* aVia );
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bool dragViaMarkObstacles( const VIA_HANDLE& aHandle, NODE* aNode, const VECTOR2I& aP );
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bool dragViaWalkaround( const VIA_HANDLE& aHandle, NODE* aNode, const VECTOR2I& aP );
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void optimizeAndUpdateDraggedLine( LINE& aDragged, const LINE& aOrig, const VECTOR2I& aP );
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bool propagateViaForces( NODE* node, std::set<VIA*>& vias );
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bool tryWalkaround( NODE* aNode, LINE& aOrig, LINE& aWalk );
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VIA_HANDLE m_initialVia;
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VIA_HANDLE m_draggedVia;
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NODE* m_lastNode;
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int m_mode;
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LINE m_draggedLine;
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std::unique_ptr<SHOVE> m_shove;
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int m_draggedSegmentIndex;
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bool m_dragStatus;
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PNS_MODE m_currentMode;
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ITEM_SET m_origViaConnections;
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VECTOR2D m_lastValidPoint;
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///< Contains the list of items that are currently modified by the dragger
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ITEM_SET m_draggedItems;
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///< If true, moves the connection lines without maintaining 45 degrees corners
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bool m_freeAngleMode;
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MOUSE_TRAIL_TRACER m_mouseTrailTracer;
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};
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}
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#endif
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