kicad/gerbview/tools/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 <jon@craftyjon.com>
* Copyright (C) 2017-2022 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 <http://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;
}
/**
* Selection tool for GerbView, based on the one in Pcbnew
*/
class GERBVIEW_SELECTION_TOOL : public SELECTION_TOOL
{
public:
GERBVIEW_SELECTION_TOOL();
~GERBVIEW_SELECTION_TOOL();
/// @copydoc TOOL_BASE::Init()
bool Init() override;
/// @copydoc TOOL_BASE::Reset()
void Reset( RESET_REASON aReason ) override;
/**
* The main loop.
*/
int Main( const TOOL_EVENT& aEvent );
/**
* Return the set of currently selected items.
*/
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 );
///< Sets up handlers for various events.
void setTransitions() override;
protected:
SELECTION& selection() override { return m_selection; }
private:
/**
* Select an item pointed by the parameter aWhere. If there is more than one item at that
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* place, there is a menu displayed that allows one to choose the item.
*
* @param aWhere is the place where the item should be selected.
* @return True if an item was selected, false otherwise.
*/
bool selectPoint( const VECTOR2I& aWhere );
/**
* Clear the current selection.
*/
void clearSelection();
/**
* Check conditions for an item to be selected.
*
* @return True if the item fulfills conditions to be selected.
*/
bool selectable( const EDA_ITEM* aItem ) const;
/**
* Take necessary action mark an item as selected.
*
* @param aItem is an item to be selected.
*/
void select( EDA_ITEM* aItem ) override;
/**
* Take necessary action mark an item as unselected.
*
* @param aItem is an item to be unselected.
*/
void unselect( EDA_ITEM* aItem ) override;
/**
* Mark item as selected, but does not add it to the #ITEMS_PICKED_LIST.
*
* @param aItem is an item to be be marked.
*/
void selectVisually( EDA_ITEM* aItem );
/**
* Mark item as selected, but does not add it to the #ITEMS_PICKED_LIST.
*
* @param aItem is an item to be be marked.
*/
void unselectVisually( EDA_ITEM* aItem );
/**
* Highlight the item visually.
*
* @param aItem is an item to be be highlighted.
* @param aHighlightMode should be either SELECTED or BRIGHTENED
* @param aGroup is the group to add the item to in the BRIGHTENED mode.
*/
void highlight( EDA_ITEM* aItem, int aHighlightMode, SELECTION* aGroup = nullptr ) override
{
// Currently not used in GerbView
};
/**
* Unhighlight the item visually.
*
* @param aItem is an item to be be highlighted.
* @param aHighlightMode should be either SELECTED or BRIGHTENED
* @param aGroup is the group to remove the item from.
*/
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