indicator_icon.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2017-2021 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 ROW_INDICATOR__H_
#define ROW_INDICATOR__H_
 
#include <wx/statbmp.h>
#include <wx/panel.h>
 
class wxStaticBitmap;
 
class INDICATOR_ICON : public wxPanel
{
public:
 
    using ICON_ID = int;
 
    class ICON_PROVIDER
    {
    public:
 
        virtual ~ICON_PROVIDER() {};
 
        virtual const wxBitmap& GetIndicatorIcon( ICON_ID aIconId ) const = 0;
    };
 
    static ICON_PROVIDER& GetDefaultRowIconProvider( bool aAlternative );
 
    INDICATOR_ICON( wxWindow* aParent, ICON_PROVIDER& aIconProvider,
                   ICON_ID aInitialIcon, int aID );
 
    void SetIndicatorState( ICON_ID aIconId );
 
 
    ICON_ID GetIndicatorState() const;
 
    void SetWindowID( wxWindowID aId )
    {
        SetId( aId );
        m_bitmap->SetId( aId );
    }
 
private:
 
    ICON_PROVIDER& m_iconProvider;
 
    wxStaticBitmap* m_bitmap;
 
    ICON_ID m_currentId;
};
 
 
class ROW_ICON_PROVIDER: public INDICATOR_ICON::ICON_PROVIDER
{
public:
 
    enum STATE
    {
        OFF,    
        DIMMED, 
        ON,     
        UP,     
        DOWN,   
    };
 
    ROW_ICON_PROVIDER( int aSizeDIP, wxWindow* aWindow );
 
    const wxBitmap& GetIndicatorIcon( INDICATOR_ICON::ICON_ID aIconId ) const override;
 
private:
    wxBitmap m_blankBitmap;
    wxBitmap m_rightArrowBitmap;
    wxBitmap m_upArrowBitmap;
    wxBitmap m_downArrowBitmap;
    wxBitmap m_dotBitmap;
};
 
 
#endif // ROW_INDICATOR__H_