gerbview_selection_tool.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2017 Jon Evans <[email protected]>
 * Copyright The 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 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 <https://www.gnu.org/licenses/>.
 */
 
#ifndef GERBVIEW_SELECTION_TOOL_H
#define GERBVIEW_SELECTION_TOOL_H
 
#include <memory>
#include <math/vector2d.h>
#include <tool/tool_interactive.h>
#include <tool/action_menu.h>
#include <tool/selection_conditions.h>
#include <tool/selection_tool.h>
#include <tool/tool_menu.h>
#include <tools/gerbview_selection.h>
#include <gerbview_frame.h>
 
class SELECTION_AREA;
class GERBER_COLLECTOR;
 
namespace KIGFX
{
    class GAL;
}
 

class GERBVIEW_SELECTION_TOOL : public SELECTION_TOOL
{
public:
    GERBVIEW_SELECTION_TOOL();
    ~GERBVIEW_SELECTION_TOOL();

    bool Init() override;

    void Reset( RESET_REASON aReason ) override;

    int Main( const TOOL_EVENT& aEvent );

    GERBVIEW_SELECTION& GetSelection();
 
    int ClearSelection( const TOOL_EVENT& aEvent );
 
    int SelectItem( const TOOL_EVENT& aEvent );
    int SelectItems( const TOOL_EVENT& aEvent );
 
    int UnselectItem( const TOOL_EVENT& aEvent );
    int UnselectItems( const TOOL_EVENT& aEvent );

    void setTransitions() override;
 
protected:
    SELECTION& selection() override { return m_selection; }
 
private:
    bool selectPoint( const VECTOR2I& aWhere );

    void clearSelection();

    bool selectable( const EDA_ITEM* aItem ) const;

    void select( EDA_ITEM* aItem ) override;

    void unselect( EDA_ITEM* aItem ) override;

    void selectVisually( EDA_ITEM* aItem );

    void unselectVisually( EDA_ITEM* aItem );

    void highlight( EDA_ITEM* aItem, int aHighlightMode, SELECTION* aGroup = nullptr ) override
    {
        // Currently not used in GerbView
    };

    void unhighlight( EDA_ITEM* aItem, int aHighlightMode, SELECTION* aGroup = nullptr ) override
    {
        // Currently not used in GerbView
    };
 
private:
    GERBVIEW_FRAME*    m_frame;        // Pointer to the parent frame.
    GERBVIEW_SELECTION m_selection;    // Current state of selection.
};
 
#endif