arc_draw_mode.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * 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 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, see <https://www.gnu.org/licenses/>.
 */
 
#pragma once

enum class ARC_DRAW_MODE
{
    CENTER_START_END = 0,   
    START_END_MID,          
    START_END_CENTER,       
    TANGENT,                
    START_DIR_END,          
};
 

inline ARC_DRAW_MODE IncrementArcDrawMode( ARC_DRAW_MODE aMode )
{
    switch( aMode )
    {
    case ARC_DRAW_MODE::CENTER_START_END: return ARC_DRAW_MODE::START_END_MID;
    case ARC_DRAW_MODE::START_END_MID:    return ARC_DRAW_MODE::START_END_CENTER;
    case ARC_DRAW_MODE::START_END_CENTER: return ARC_DRAW_MODE::TANGENT;
    case ARC_DRAW_MODE::TANGENT:          return ARC_DRAW_MODE::START_DIR_END;
    case ARC_DRAW_MODE::START_DIR_END:    return ARC_DRAW_MODE::CENTER_START_END;
    }
 
    return ARC_DRAW_MODE::CENTER_START_END;
}