sch_move_tool.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2019 CERN
 * Copyright (C) 2019-2021 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
 */
 
#ifndef KICAD_SCH_MOVE_TOOL_H
#define KICAD_SCH_MOVE_TOOL_H
 
#include <tools/ee_tool_base.h>
#include <sch_base_frame.h>
 
 
class SCH_EDIT_FRAME;
class EE_SELECTION_TOOL;
 
 
struct SPECIAL_CASE_LABEL_INFO
{
 SCH_LINE* attachedLine;
 VECTOR2I originalLabelPos;
};
 
 
class SCH_MOVE_TOOL : public EE_TOOL_BASE<SCH_EDIT_FRAME>
{
public:
 SCH_MOVE_TOOL();
 ~SCH_MOVE_TOOL() override { }
 
 bool Init() override;
 
 int Main( const TOOL_EVENT& aEvent );
 
 int AlignElements( const TOOL_EVENT& aEvent );
 
private:
 void moveItem( EDA_ITEM* aItem, const VECTOR2I& aDelta );
 
 void getConnectedItems( SCH_ITEM* aOriginalItem, const VECTOR2I& aPoint, EDA_ITEMS& aList );
 void getConnectedDragItems( SCH_ITEM* fixed, const VECTOR2I& selected, EDA_ITEMS& aList,
 bool& aAppendUndo );
 
 void orthoLineDrag( SCH_LINE* line, const VECTOR2I& splitDelta, int& xBendCount,
 int& yBendCount, const EE_GRID_HELPER& grid );
 
 void commitDragLines();
 
 void clearNewDragLines();
 
 void setTransitions() override;
 
 void trimDanglingLines();
 
private:
 bool m_inMoveTool;
 
 bool m_moveInProgress;
 bool m_isDrag;
 
 std::vector<KIID> m_dragAdditions;
 std::map<SCH_LINE*, EDA_ITEMS> m_lineConnectionCache;
 std::unordered_set<SCH_LINE*> m_newDragLines;
 std::unordered_set<SCH_LINE*> m_changedDragLines;
 
 VECTOR2I m_moveOffset;
 
 VECTOR2I m_cursor;
 
 OPT_VECTOR2I m_anchorPos;
 
 // A map of labels to scaling factors. Used to scale the movement vector for labels that
 // are attached to wires which have only one end moving.
 std::map<SCH_LABEL_BASE*, SPECIAL_CASE_LABEL_INFO> m_specialCaseLabels;
 
 // A map of sheet pins to the line-endings (true == start) they're connected to. Sheet
 // pins are constrained in their movement so their attached lines must be too.
 std::map<SCH_SHEET_PIN*, std::pair<SCH_LINE*, bool>> m_specialCaseSheetPins;
};
 
#endif //KICAD_SCH_MOVE_TOOL_H