kicad/pcbnew/tools/placement_tool.h

155 lines
5.1 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2014 CERN
* Copyright (C) 2020 KiCad Developers, see AUTHORS.txt for contributors.
*
* @author Maciej Suminski <maciej.suminski@cern.ch>
*
* 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 ALIGN_DISTRIBUTE_TOOL_H_
#define ALIGN_DISTRIBUTE_TOOL_H_
#include <tool/tool_interactive.h>
#include <tools/pcb_selection.h>
#include <board_item.h>
#include <pcb_base_frame.h>
class PCB_SELECTION_TOOL;
class BOARD_COMMIT;
class ALIGN_DISTRIBUTE_TOOL : public TOOL_INTERACTIVE
{
public:
ALIGN_DISTRIBUTE_TOOL();
virtual ~ALIGN_DISTRIBUTE_TOOL();
/// @copydoc TOOL_INTERACTIVE::Reset()
void Reset( RESET_REASON aReason ) override {}
/// @copydoc TOOL_INTERACTIVE::Init()
bool Init() override;
/**
* Set Y coordinate of the selected items to the value of the top-most selected item Y
* coordinate.
*/
int AlignTop( const TOOL_EVENT& aEvent );
/**
* Sets Y coordinate of the selected items to the value of the bottom-most selected item Y
* coordinate.
*/
int AlignBottom( const TOOL_EVENT& aEvent );
/**
* Sets X coordinate of the selected items to the value of the left-most selected item X
* coordinate.
*/
int AlignLeft( const TOOL_EVENT& aEvent );
/**
* Sets X coordinate of the selected items to the value of the right-most selected item X
* coordinate.
*/
int AlignRight( const TOOL_EVENT& aEvent );
/**
* Set the x coordinate of the midpoint of each of the selected items to the value of the
* x coordinate of the center of the middle selected item.
*/
int AlignCenterX( const TOOL_EVENT& aEvent );
/**
* Set the y coordinate of the midpoint of each of the selected items to the value of the
* y coordinate of the center of the middle selected item.
*/
int AlignCenterY( const TOOL_EVENT& aEvent );
/**
* Distribute the selected items in some way
*/
int DistributeItems( const TOOL_EVENT& aEvent );
///< Set up handlers for various events.
void setTransitions() override;
private:
/**
* Populate two vectors with the sorted selection and sorted locked items.
*
* Returns the size of aItemsToAlign()
*/
template< typename T >
size_t GetSelections( std::vector<std::pair<BOARD_ITEM*, BOX2I>>& aItemsToAlign,
std::vector<std::pair<BOARD_ITEM*, BOX2I>>& aLockedItems,
T aCompare );
template< typename T >
int selectTarget( std::vector<std::pair<BOARD_ITEM*, BOX2I>>& aItems,
std::vector<std::pair<BOARD_ITEM*, BOX2I>>& aLocked, T aGetValue );
/**
* Sets X coordinate of the selected items to the value of the left-most selected item
* X coordinate.
*
* @note Uses the bounding box of items, which do not get mirrored even when
* the view is mirrored!
*/
int doAlignLeft();
/**
* Align selected items using the right edge of their bounding boxes to the right-most item.
*
* @note Uses the bounding box of items, which do not get mirrored even when
* the view is mirrored!
*/
int doAlignRight();
/**
* Distribute selected items using an even spacing between the centers of their bounding
* boxes.
*
* @note Using the centers of bounding box of items can give unsatisfactory visual results
* since items of differing widths will be placed with different gaps. Is only used
* if items overlap
*/
void doDistributeCenters( bool aIsXAxis, std::vector<std::pair<BOARD_ITEM*, BOX2I>>& aItems,
BOARD_COMMIT& aCommit ) const;
/**
* Distributes selected items using an even spacing between their bounding boxe
* in the x or y axis.
*
* @note If the total item widths exceed the available space, the overlaps will be
* distributed evenly.
*/
void doDistributeGaps( bool aIsXAxis, std::vector<std::pair<BOARD_ITEM*, BOX2I>>& aItems,
BOARD_COMMIT& aCommit ) const;
private:
PCB_SELECTION_TOOL* m_selectionTool;
CONDITIONAL_MENU* m_placementMenu;
PCB_BASE_FRAME* m_frame;
};
#endif /* ALIGN_DISTRIBUTE_TOOL_H_ */