common_tools.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2014-2016 CERN
 * Copyright (C) 2019-2020 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * @author Maciej Suminski <[email protected]>
 *
 * 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 _COMMON_TOOLS_H
#define _COMMON_TOOLS_H
 
#include <tool/tool_interactive.h>
 
class EDA_DRAW_FRAME;
 
class COMMON_TOOLS : public TOOL_INTERACTIVE
{
public:
    COMMON_TOOLS();
 
    ~COMMON_TOOLS() override { }
 
    void Reset( RESET_REASON aReason ) override;
 
    int SelectionTool( const TOOL_EVENT& aEvent );
 
    // View controls
    int ZoomRedraw( const TOOL_EVENT& aEvent );
    int ZoomInOut( const TOOL_EVENT& aEvent );
    int ZoomInOutCenter( const TOOL_EVENT& aEvent );
    int ZoomCenter( const TOOL_EVENT& aEvent );
    int ZoomFitScreen( const TOOL_EVENT& aEvent );
    int ZoomFitObjects( const TOOL_EVENT& aEvent );
    int ZoomFitSelection( const TOOL_EVENT& aEvent );
    int ZoomPreset( const TOOL_EVENT& aEvent );
 
    int CenterContents( const TOOL_EVENT& aEvent );
    int CenterSelection( const TOOL_EVENT& aEvent );
 
    int PanControl( const TOOL_EVENT& aEvent );
 
    // Cursor control
    int CursorControl( const TOOL_EVENT& aEvent );
    int ToggleCursor( const TOOL_EVENT& aEvent );
    int ToggleCursorStyle( const TOOL_EVENT& aEvent );
 
    int ToggleBoundingBoxes( const TOOL_EVENT& aEvent );
 
    // Units control
    int SwitchUnits( const TOOL_EVENT& aEvent );
    int ToggleUnits( const TOOL_EVENT& aEvent );
    int TogglePolarCoords( const TOOL_EVENT& aEvent );
    int ResetLocalCoords( const TOOL_EVENT& aEvent );
 
    void SetLastUnits( EDA_UNITS aUnit );
    EDA_UNITS GetLastMetricUnits() { return m_metricUnit; }
    EDA_UNITS GetLastImperialUnits() { return m_imperialUnit; }
 
    // Grid control
    int GridNext( const TOOL_EVENT& aEvent );
    int GridPrev( const TOOL_EVENT& aEvent );
    int GridPreset( const TOOL_EVENT& aEvent );
    int GridFast1( const TOOL_EVENT& aEvent );
    int GridFast2( const TOOL_EVENT& aEvent );
    int GridFastCycle( const TOOL_EVENT& aEvent );
    int ToggleGrid( const TOOL_EVENT& aEvent );
    int ToggleGridOverrides( const TOOL_EVENT& aEvent );
    int GridProperties( const TOOL_EVENT& aEvent );
    int GridPreset( int idx, bool aFromHotkey );
    int GridOrigin( const TOOL_EVENT& aEvent );
    int OnGridChanged( bool aFromHotkey );
 
    const std::vector<VECTOR2I> Grids() const { return m_grids; }
 
private:
    enum ZOOM_FIT_TYPE_T
    {
        ZOOM_FIT_ALL,       
        ZOOM_FIT_OBJECTS,   
        ZOOM_FIT_SELECTION, 
    };
 
    enum class CENTER_TYPE
    {
        CENTER_CONTENTS,
        CENTER_SELECTION,
    };
 
    void setTransitions() override;
 
    EDA_DRAW_FRAME* m_frame;
 
    int doZoomInOut( bool aDirection, bool aCenterOnCursor );
 
    int doZoomToPreset( int idx, bool aCenterOnCursor );
 
    int doZoomFit( ZOOM_FIT_TYPE_T aFitType );
 
    int doCenter( CENTER_TYPE aCenterType );
 
    std::vector<VECTOR2I> m_grids;  
 
    // The last used units in each system (used for toggling between metric and imperial)
    EDA_UNITS m_imperialUnit;
    EDA_UNITS m_metricUnit;
};
 
#endif