kicad/include/tool/selection_tool.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2021-2022 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, you may find one here:
* http://www.gnu.org/licenses/gpl-3.0.html
* or you may search the http://www.gnu.org website for the version 3 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#pragma once
#ifndef INCLUDE_TOOL_SELECTION_TOOL_H_
#define INCLUDE_TOOL_SELECTION_TOOL_H_
#include <math/vector2d.h>
#include <tool/tool_interactive.h>
#include <wx/timer.h>
class COLLECTOR;
class SELECTION_TOOL : public TOOL_INTERACTIVE, public wxEvtHandler
{
public:
SELECTION_TOOL( const std::string& aName );
~SELECTION_TOOL(){};
/**
* Update a menu's state based on the current selection. The menu is passed in aEvent's
* parameter.
*/
int UpdateMenu( const TOOL_EVENT& aEvent );
int AddItemToSel( const TOOL_EVENT& aEvent );
void AddItemToSel( EDA_ITEM* aItem, bool aQuietMode = false );
int AddItemsToSel( const TOOL_EVENT& aEvent );
void AddItemsToSel( EDA_ITEMS* aList, bool aQuietMode = false );
int RemoveItemFromSel( const TOOL_EVENT& aEvent );
void RemoveItemFromSel( EDA_ITEM* aItem, bool aQuietMode = false );
int RemoveItemsFromSel( const TOOL_EVENT& aEvent );
void RemoveItemsFromSel( EDA_ITEMS* aList, bool aQuietMode = false );
/**
* A safer version of RemoveItemsFromSel( EDA_ITEMS ) which doesn't require the items to
* still exist.
*/
void RemoveItemsFromSel( std::vector<KIID>* aList, bool aQuietMode = false );
void BrightenItem( EDA_ITEM* aItem );
void UnbrightenItem( EDA_ITEM* aItem );
/**
* Show a popup menu to trim the COLLECTOR passed as aEvent's parameter down to a single
* item.
*
* @note This routine **does not** modify the selection.
*/
int SelectionMenu( const TOOL_EVENT& aEvent );
protected:
/**
* Return a reference to the selection.
*/
virtual SELECTION& selection() = 0;
/**
* Start the process to show our disambiguation menu once the user has kept the mouse down
* for the minimum time.
* @param aEvent
*/
void onDisambiguationExpire( wxTimerEvent& aEvent );
/**
* Take necessary action mark an item as selected.
*/
virtual void select( EDA_ITEM* aItem ) = 0;
/**
* Take necessary action mark an item as unselected.
*/
virtual void unselect( EDA_ITEM* aItem ) = 0;
/**
* Highlight the item visually.
*
* @param aHighlightMode should be either SELECTED or BRIGHTENED
* @param aGroup is the group to add the item to in the BRIGHTENED mode.
*/
virtual void highlight( EDA_ITEM* aItem, int aHighlightMode, SELECTION* aGroup = nullptr ) = 0;
/**
* Unhighlight the item visually.
*
* @param aHighlightMode should be either SELECTED or BRIGHTENED
* @param aGroup is the group to remove the item from.
*/
virtual void unhighlight( EDA_ITEM* aItem, int aHighlightMode, SELECTION* aGroup = nullptr ) = 0;
/**
* Set the configuration of m_additive, m_subtractive, m_exclusive_or, m_skip_heuristics
* from the state of modifier keys SHIFT, CTRL, ALT and depending on the OS
*/
void setModifiersState( bool aShiftState, bool aCtrlState, bool aAltState );
/**
* Determines if ctrl-click is highlight net or XOR selection.
*/
virtual bool ctrlClickHighlights() { return false; }
bool doSelectionMenu( COLLECTOR* aCollector );
protected:
bool m_additive; // Items should be added to sel (instead of replacing)
bool m_subtractive; // Items should be removed from sel
bool m_exclusive_or; // Items' selection state should be toggled
bool m_multiple; // Multiple selection mode is active
bool m_skip_heuristics; // Show disambuguation menu for all items under the
// cursor rather than trying to narrow them down first
// using heuristics
bool m_highlight_modifier;// select highlight net on left click
bool m_drag_additive; // Add multiple items to selection
bool m_drag_subtractive; // Remove multiple from selection
bool m_canceledMenu; // Sets to true if the disambiguation menu was cancelled
wxTimer m_disambiguateTimer; // Timer to show the disambiguate menu
VECTOR2I m_originalCursor; // Location of original cursor when starting click
};
#endif /* INCLUDE_TOOL_SELECTION_TOOL_H_ */