109 lines
3.2 KiB
C++
109 lines
3.2 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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#ifndef __POINT_EDITOR_H
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#define __POINT_EDITOR_H
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#include <boost/shared_ptr.hpp>
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#include <tool/tool_interactive.h>
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#include "edit_points.h"
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class SELECTION_TOOL;
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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 POINT_EDITOR : public TOOL_INTERACTIVE
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{
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public:
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POINT_EDITOR();
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/// @copydoc TOOL_INTERACTIVE::Reset()
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void Reset( RESET_REASON aReason );
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/// @copydoc TOOL_INTERACTIVE::Init()
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bool Init();
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/**
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* Function OnSelected()
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*
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* Change selection event handler.
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*/
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int OnSelectionChange( TOOL_EVENT& aEvent );
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private:
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///> Selection tool used for obtaining selected items
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SELECTION_TOOL* m_selectionTool;
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///> Currently edited point, NULL if there is none.
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EDIT_POINT* m_dragPoint;
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///> Original position for the current drag point.
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EDIT_POINT m_original;
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///> Currently available edit points.
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boost::shared_ptr<EDIT_POINTS> m_editPoints;
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// Alternative constraint, enabled while a modifier key is held
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boost::shared_ptr<EDIT_CONSTRAINT<EDIT_POINT> > m_altConstraint;
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// EDIT_POINT for alternative constraint mode
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EDIT_POINT m_altConstrainer;
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///> Updates item's points with edit points.
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void updateItem() const;
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///> Applies the last changes to the edited item.
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void finishItem() const;
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///> Updates edit points with item's points.
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void updatePoints();
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///> Returns true if aPoint is the currently modified point.
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inline bool isModified( const EDIT_POINT& aPoint ) const
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{
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return m_dragPoint == &aPoint;
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}
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///> Sets up an alternative constraint (typically enabled upon a modifier key being pressed).
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void setAltConstraint( bool aEnabled );
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///> Returns a point that should be used as a constrainer for 45 degrees mode.
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EDIT_POINT get45DegConstrainer() const;
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///> Adds a new edit point on a zone outline/line.
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void breakOutline( const VECTOR2I& aBreakPoint );
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///> Sets up handlers for various events.
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void setTransitions();
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///> Condition to display "Create corner" context menu entry.
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static bool breakOutlineCondition( const SELECTION& aSelection );
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};
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#endif
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