kicad/pcbnew/tools/placement_tool.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
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* Copyright (C) 2014-2016 CERN
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* @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
*/
#include "tool/selection.h"
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#include "placement_tool.h"
#include "pcb_actions.h"
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#include "selection_tool.h"
#include "edit_tool.h"
#include <tool/tool_manager.h>
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#include <pcb_edit_frame.h>
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#include <class_board.h>
#include <ratsnest_data.h>
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#include <board_commit.h>
#include <bitmaps.h>
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#include <confirm.h>
#include <menus_helpers.h>
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// Placement tool
TOOL_ACTION PCB_ACTIONS::alignTop( "pcbnew.AlignAndDistribute.alignTop",
AS_GLOBAL, 0,
_( "Align to Top" ),
_( "Aligns selected items to the top edge" ), align_items_top_xpm );
TOOL_ACTION PCB_ACTIONS::alignBottom( "pcbnew.AlignAndDistribute.alignBottom",
AS_GLOBAL, 0,
_( "Align to Bottom" ),
_( "Aligns selected items to the bottom edge" ), align_items_bottom_xpm );
TOOL_ACTION PCB_ACTIONS::alignLeft( "pcbnew.AlignAndDistribute.alignLeft",
AS_GLOBAL, 0,
_( "Align to Left" ),
_( "Aligns selected items to the left edge" ), align_items_left_xpm );
TOOL_ACTION PCB_ACTIONS::alignRight( "pcbnew.AlignAndDistribute.alignRight",
AS_GLOBAL, 0,
_( "Align to Right" ),
_( "Aligns selected items to the right edge" ), align_items_right_xpm );
TOOL_ACTION PCB_ACTIONS::alignCenterX( "pcbnew.AlignAndDistribute.alignCenterX",
AS_GLOBAL, 0,
_( "Align to Middle" ),
_( "Aligns selected items to the vertical center" ), align_items_middle_xpm );
TOOL_ACTION PCB_ACTIONS::alignCenterY( "pcbnew.AlignAndDistribute.alignCenterY",
AS_GLOBAL, 0,
_( "Align to Center" ),
_( "Aligns selected items to the horizontal center" ), align_items_center_xpm );
TOOL_ACTION PCB_ACTIONS::distributeHorizontally( "pcbnew.AlignAndDistribute.distributeHorizontally",
AS_GLOBAL, 0,
_( "Distribute Horizontally" ),
_( "Distributes selected items along the horizontal axis" ), distribute_horizontal_xpm );
TOOL_ACTION PCB_ACTIONS::distributeVertically( "pcbnew.AlignAndDistribute.distributeVertically",
AS_GLOBAL, 0,
_( "Distribute Vertically" ),
_( "Distributes selected items along the vertical axis" ), distribute_vertical_xpm );
ALIGN_DISTRIBUTE_TOOL::ALIGN_DISTRIBUTE_TOOL() :
TOOL_INTERACTIVE( "pcbnew.Placement" ), m_selectionTool( NULL ), m_placementMenu( NULL ),
m_frame( NULL )
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{
}
ALIGN_DISTRIBUTE_TOOL::~ALIGN_DISTRIBUTE_TOOL()
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{
delete m_placementMenu;
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}
bool ALIGN_DISTRIBUTE_TOOL::Init()
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{
// Find the selection tool, so they can cooperate
m_selectionTool = m_toolMgr->GetTool<SELECTION_TOOL>();
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wxASSERT_MSG( m_selectionTool, _( "pcbnew.InteractiveSelection tool is not available" ) );
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m_frame = getEditFrame<PCB_BASE_FRAME>();
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// Create a context menu and make it available through selection tool
m_placementMenu = new ACTION_MENU;
m_placementMenu->SetIcon( align_items_xpm );
m_placementMenu->SetTitle( _( "Align/Distribute" ) );
// Add all align/distribute commands
m_placementMenu->Add( PCB_ACTIONS::alignTop );
m_placementMenu->Add( PCB_ACTIONS::alignBottom );
m_placementMenu->Add( PCB_ACTIONS::alignLeft );
m_placementMenu->Add( PCB_ACTIONS::alignRight );
m_placementMenu->Add( PCB_ACTIONS::alignCenterX );
m_placementMenu->Add( PCB_ACTIONS::alignCenterY );
m_placementMenu->AppendSeparator();
m_placementMenu->Add( PCB_ACTIONS::distributeHorizontally );
m_placementMenu->Add( PCB_ACTIONS::distributeVertically );
CONDITIONAL_MENU& selToolMenu = m_selectionTool->GetToolMenu().GetMenu();
selToolMenu.AddMenu( m_placementMenu, SELECTION_CONDITIONS::MoreThan( 1 ) );
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return true;
}
template <class T>
ALIGNMENT_RECTS GetBoundingBoxes( const T &sel )
{
ALIGNMENT_RECTS rects;
for( auto item : sel )
{
BOARD_ITEM* boardItem = static_cast<BOARD_ITEM*>( item );
if( item->Type() == PCB_MODULE_T )
rects.emplace_back( std::make_pair( boardItem, static_cast<MODULE*>( item )->GetFootprintRect() ) );
else
rects.emplace_back( std::make_pair( boardItem, item->GetBoundingBox() ) );
}
return rects;
}
template< typename T >
int ALIGN_DISTRIBUTE_TOOL::selectTarget( ALIGNMENT_RECTS& aItems, ALIGNMENT_RECTS& aLocked, T aGetValue )
{
wxPoint curPos( getViewControls()->GetCursorPosition().x, getViewControls()->GetCursorPosition().y );
// after sorting, the fist item acts as the target for all others
// unless we have a locked item, in which case we use that for the target
int target = !aLocked.size() ? aGetValue( aItems.front() ): aGetValue( aLocked.front() );
// Iterate through both lists to find if we are mouse-over on one of the items.
for( auto sel = aLocked.begin(); sel != aItems.end(); sel++ )
{
// If there are locked items, prefer aligning to them over
// aligning to the cursor as they do not move
if( sel == aLocked.end() )
{
if( aLocked.size() == 0 )
{
sel = aItems.begin();
continue;
}
break;
}
// We take the first target that overlaps our cursor.
// This is deterministic because we assume sorted arrays
if( sel->second.Contains( curPos ) )
{
target = aGetValue( *sel );
break;
}
}
return target;
}
template< typename T >
size_t ALIGN_DISTRIBUTE_TOOL::GetSelections( ALIGNMENT_RECTS& aItems, ALIGNMENT_RECTS& aLocked, T aCompare )
{
SELECTION& selection = m_selectionTool->RequestSelection(
[]( const VECTOR2I& aPt, GENERAL_COLLECTOR& aCollector )
{ EditToolSelectionFilter( aCollector, EXCLUDE_TRANSIENTS ); } );
if( selection.Size() <= 1 )
return 0;
std::vector<BOARD_ITEM*> lockedItems;
selection = m_selectionTool->RequestSelection(
[]( const VECTOR2I& aPt, GENERAL_COLLECTOR& aCollector )
{ EditToolSelectionFilter( aCollector, EXCLUDE_LOCKED ); }, &lockedItems );
aItems = GetBoundingBoxes( selection );
aLocked = GetBoundingBoxes( lockedItems );
std::sort( aItems.begin(), aItems.end(), aCompare );
std::sort( aLocked.begin(), aLocked.end(), aCompare );
return aItems.size();
}
int ALIGN_DISTRIBUTE_TOOL::AlignTop( const TOOL_EVENT& aEvent )
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{
ALIGNMENT_RECTS itemsToAlign;
ALIGNMENT_RECTS locked_items;
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if( !GetSelections( itemsToAlign, locked_items, []( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{ return ( left.second.GetTop() < right.second.GetTop() ); } ) )
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return 0;
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BOARD_COMMIT commit( m_frame );
commit.StageItems( m_selectionTool->GetSelection(), CHT_MODIFY );
auto targetTop = selectTarget( itemsToAlign, locked_items, []( const ALIGNMENT_RECT& aVal )
{ return aVal.second.GetTop(); } );
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// Move the selected items
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for( auto& i : itemsToAlign )
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{
int difference = targetTop - i.second.GetTop();
BOARD_ITEM* item = i.first;
// Don't move a pad by itself unless editing the footprint
if( item->Type() == PCB_PAD_T && m_frame->IsType( FRAME_PCB ) )
item = item->GetParent();
item->Move( wxPoint( 0, difference ) );
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}
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commit.Push( _( "Align to top" ) );
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return 0;
}
int ALIGN_DISTRIBUTE_TOOL::AlignBottom( const TOOL_EVENT& aEvent )
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{
ALIGNMENT_RECTS itemsToAlign;
ALIGNMENT_RECTS locked_items;
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if( !GetSelections( itemsToAlign, locked_items, []( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{ return ( left.second.GetBottom() < right.second.GetBottom() ); } ) )
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return 0;
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BOARD_COMMIT commit( m_frame );
commit.StageItems( m_selectionTool->GetSelection(), CHT_MODIFY );
auto targetBottom = selectTarget( itemsToAlign, locked_items, []( const ALIGNMENT_RECT& aVal )
{ return aVal.second.GetBottom(); } );
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// Move the selected items
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for( auto& i : itemsToAlign )
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{
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int difference = targetBottom - i.second.GetBottom();
BOARD_ITEM* item = i.first;
// Don't move a pad by itself unless editing the footprint
if( item->Type() == PCB_PAD_T && m_frame->IsType( FRAME_PCB ) )
item = item->GetParent();
item->Move( wxPoint( 0, difference ) );
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}
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commit.Push( _( "Align to bottom" ) );
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return 0;
}
int ALIGN_DISTRIBUTE_TOOL::AlignLeft( const TOOL_EVENT& aEvent )
{
// Because this tool uses bounding boxes and they aren't mirrored even when
// the view is mirrored, we need to call the other one if mirrored.
if( getView()->IsMirroredX() )
{
return doAlignRight();
}
else
{
return doAlignLeft();
}
}
int ALIGN_DISTRIBUTE_TOOL::doAlignLeft()
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{
ALIGNMENT_RECTS itemsToAlign;
ALIGNMENT_RECTS locked_items;
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if( !GetSelections( itemsToAlign, locked_items, []( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{ return ( left.second.GetLeft() < right.second.GetLeft() ); } ) )
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return 0;
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BOARD_COMMIT commit( m_frame );
commit.StageItems( m_selectionTool->GetSelection(), CHT_MODIFY );
auto targetLeft = selectTarget( itemsToAlign, locked_items, []( const ALIGNMENT_RECT& aVal )
{ return aVal.second.GetLeft(); } );
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// Move the selected items
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for( auto& i : itemsToAlign )
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{
int difference = targetLeft - i.second.GetLeft();
BOARD_ITEM* item = i.first;
// Don't move a pad by itself unless editing the footprint
if( item->Type() == PCB_PAD_T && m_frame->IsType( FRAME_PCB ) )
item = item->GetParent();
item->Move( wxPoint( difference, 0 ) );
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}
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commit.Push( _( "Align to left" ) );
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return 0;
}
int ALIGN_DISTRIBUTE_TOOL::AlignRight( const TOOL_EVENT& aEvent )
{
// Because this tool uses bounding boxes and they aren't mirrored even when
// the view is mirrored, we need to call the other one if mirrored.
if( getView()->IsMirroredX() )
{
return doAlignLeft();
}
else
{
return doAlignRight();
}
}
int ALIGN_DISTRIBUTE_TOOL::doAlignRight()
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{
ALIGNMENT_RECTS itemsToAlign;
ALIGNMENT_RECTS locked_items;
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if( !GetSelections( itemsToAlign, locked_items, []( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{ return ( left.second.GetRight() < right.second.GetRight() ); } ) )
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return 0;
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BOARD_COMMIT commit( m_frame );
commit.StageItems( m_selectionTool->GetSelection(), CHT_MODIFY );
auto targetRight = selectTarget( itemsToAlign, locked_items, []( const ALIGNMENT_RECT& aVal )
{ return aVal.second.GetRight(); } );
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// Move the selected items
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for( auto& i : itemsToAlign )
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{
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int difference = targetRight - i.second.GetRight();
BOARD_ITEM* item = i.first;
// Don't move a pad by itself unless editing the footprint
if( item->Type() == PCB_PAD_T && m_frame->IsType( FRAME_PCB ) )
item = item->GetParent();
item->Move( wxPoint( difference, 0 ) );
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}
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commit.Push( _( "Align to right" ) );
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return 0;
}
int ALIGN_DISTRIBUTE_TOOL::AlignCenterX( const TOOL_EVENT& aEvent )
{
ALIGNMENT_RECTS itemsToAlign;
ALIGNMENT_RECTS locked_items;
if( !GetSelections( itemsToAlign, locked_items, []( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{ return ( left.second.GetCenter().x < right.second.GetCenter().x ); } ) )
return 0;
BOARD_COMMIT commit( m_frame );
commit.StageItems( m_selectionTool->GetSelection(), CHT_MODIFY );
auto targetX = selectTarget( itemsToAlign, locked_items, []( const ALIGNMENT_RECT& aVal )
{ return aVal.second.GetCenter().x; } );
// Move the selected items
for( auto& i : itemsToAlign )
{
int difference = targetX - i.second.GetCenter().x;
BOARD_ITEM* item = i.first;
// Don't move a pad by itself unless editing the footprint
if( item->Type() == PCB_PAD_T && m_frame->IsType( FRAME_PCB ) )
item = item->GetParent();
item->Move( wxPoint( difference, 0 ) );
}
commit.Push( _( "Align to middle" ) );
return 0;
}
int ALIGN_DISTRIBUTE_TOOL::AlignCenterY( const TOOL_EVENT& aEvent )
{
ALIGNMENT_RECTS itemsToAlign;
ALIGNMENT_RECTS locked_items;
if( !GetSelections( itemsToAlign, locked_items, []( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{ return ( left.second.GetCenter().y < right.second.GetCenter().y ); } ) )
return 0;
BOARD_COMMIT commit( m_frame );
commit.StageItems( m_selectionTool->GetSelection(), CHT_MODIFY );
auto targetY = selectTarget( itemsToAlign, locked_items, []( const ALIGNMENT_RECT& aVal )
{ return aVal.second.GetCenter().y; } );
// Move the selected items
for( auto& i : itemsToAlign )
{
int difference = targetY - i.second.GetCenter().y;
BOARD_ITEM* item = i.first;
// Don't move a pad by itself unless editing the footprint
if( item->Type() == PCB_PAD_T && m_frame->IsType( FRAME_PCB ) )
item = item->GetParent();
item->Move( wxPoint( 0, difference ) );
}
commit.Push( _( "Align to center" ) );
return 0;
}
int ALIGN_DISTRIBUTE_TOOL::DistributeHorizontally( const TOOL_EVENT& aEvent )
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{
SELECTION& selection = m_selectionTool->RequestSelection(
[]( const VECTOR2I& aPt, GENERAL_COLLECTOR& aCollector )
{ EditToolSelectionFilter( aCollector, EXCLUDE_LOCKED | EXCLUDE_TRANSIENTS ); } );
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if( selection.Size() <= 1 )
return 0;
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BOARD_COMMIT commit( m_frame );
commit.StageItems( selection, CHT_MODIFY );
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auto itemsToDistribute = GetBoundingBoxes( selection );
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// find the last item by reverse sorting
std::sort( itemsToDistribute.begin(), itemsToDistribute.end(),
[] ( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{ return ( left.second.GetRight() > right.second.GetRight() ); } );
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const auto lastItem = itemsToDistribute.begin()->first;
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const auto maxRight = itemsToDistribute.begin()->second.GetRight();
// sort to get starting order
std::sort( itemsToDistribute.begin(), itemsToDistribute.end(),
[] ( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{ return ( left.second.GetX() < right.second.GetX() ); } );
const auto minX = itemsToDistribute.begin()->second.GetX();
auto totalGap = maxRight - minX;
int totalWidth = 0;
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for( auto& i : itemsToDistribute )
{
totalWidth += i.second.GetWidth();
}
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if( totalGap < totalWidth )
{
// the width of the items exceeds the gap (overlapping items) -> use center point spacing
doDistributeCentersHorizontally( itemsToDistribute );
}
else
{
totalGap -= totalWidth;
doDistributeGapsHorizontally( itemsToDistribute, lastItem, totalGap );
}
commit.Push( _( "Distribute horizontally" ) );
return 0;
}
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void ALIGN_DISTRIBUTE_TOOL::doDistributeGapsHorizontally( ALIGNMENT_RECTS& itemsToDistribute,
const BOARD_ITEM* lastItem, int totalGap ) const
{
const auto itemGap = totalGap / ( itemsToDistribute.size() - 1 );
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auto targetX = itemsToDistribute.begin()->second.GetX();
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for( auto& i : itemsToDistribute )
{
BOARD_ITEM* item = i.first;
// cover the corner case where the last item is wider than the previous item and gap
if( lastItem == item )
continue;
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// Don't move a pad by itself unless editing the footprint
if( item->Type() == PCB_PAD_T && m_frame->IsType( FRAME_PCB ) )
item = item->GetParent();
int difference = targetX - i.second.GetX();
item->Move( wxPoint( difference, 0 ) );
targetX += ( i.second.GetWidth() + itemGap );
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}
}
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void ALIGN_DISTRIBUTE_TOOL::doDistributeCentersHorizontally( ALIGNMENT_RECTS &itemsToDistribute ) const
{
std::sort( itemsToDistribute.begin(), itemsToDistribute.end(),
[] ( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{ return ( left.second.GetCenter().x < right.second.GetCenter().x ); } );
const auto totalGap = ( itemsToDistribute.end()-1 )->second.GetCenter().x
- itemsToDistribute.begin()->second.GetCenter().x;
const auto itemGap = totalGap / ( itemsToDistribute.size() - 1 );
auto targetX = itemsToDistribute.begin()->second.GetCenter().x;
for( auto& i : itemsToDistribute )
{
BOARD_ITEM* item = i.first;
// Don't move a pad by itself unless editing the footprint
if( item->Type() == PCB_PAD_T && m_frame->IsType( FRAME_PCB ) )
item = item->GetParent();
int difference = targetX - i.second.GetCenter().x;
item->Move( wxPoint( difference, 0 ) );
targetX += ( itemGap );
}
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}
int ALIGN_DISTRIBUTE_TOOL::DistributeVertically( const TOOL_EVENT& aEvent )
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{
SELECTION& selection = m_selectionTool->RequestSelection(
[]( const VECTOR2I& aPt, GENERAL_COLLECTOR& aCollector )
{ EditToolSelectionFilter( aCollector, EXCLUDE_LOCKED | EXCLUDE_TRANSIENTS ); } );
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if( selection.Size() <= 1 )
return 0;
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BOARD_COMMIT commit( m_frame );
commit.StageItems( selection, CHT_MODIFY );
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auto itemsToDistribute = GetBoundingBoxes( selection );
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// find the last item by reverse sorting
std::sort( itemsToDistribute.begin(), itemsToDistribute.end(),
[] ( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{ return ( left.second.GetBottom() > right.second.GetBottom() ); } );
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const auto maxBottom = itemsToDistribute.begin()->second.GetBottom();
const auto lastItem = itemsToDistribute.begin()->first;
// sort to get starting order
std::sort( itemsToDistribute.begin(), itemsToDistribute.end(),
[] ( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{ return ( left.second.GetCenter().y < right.second.GetCenter().y ); } );
auto minY = itemsToDistribute.begin()->second.GetY();
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auto totalGap = maxBottom - minY;
int totalHeight = 0;
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for( auto& i : itemsToDistribute )
{
totalHeight += i.second.GetHeight();
}
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if( totalGap < totalHeight )
{
// the width of the items exceeds the gap (overlapping items) -> use center point spacing
doDistributeCentersVertically( itemsToDistribute );
}
else
{
totalGap -= totalHeight;
doDistributeGapsVertically( itemsToDistribute, lastItem, totalGap );
}
commit.Push( _( "Distribute vertically" ) );
return 0;
}
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void ALIGN_DISTRIBUTE_TOOL::doDistributeGapsVertically( ALIGNMENT_RECTS& itemsToDistribute,
const BOARD_ITEM* lastItem, int totalGap ) const
{
const auto itemGap = totalGap / ( itemsToDistribute.size() - 1 );
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auto targetY = itemsToDistribute.begin()->second.GetY();
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for( auto& i : itemsToDistribute )
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{
BOARD_ITEM* item = i.first;
// cover the corner case where the last item is wider than the previous item and gap
if( lastItem == item )
continue;
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// Don't move a pad by itself unless editing the footprint
if( item->Type() == PCB_PAD_T && m_frame->IsType( FRAME_PCB ) )
item = item->GetParent();
int difference = targetY - i.second.GetY();
i.first->Move( wxPoint( 0, difference ) );
targetY += ( i.second.GetHeight() + itemGap );
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}
}
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void ALIGN_DISTRIBUTE_TOOL::doDistributeCentersVertically( ALIGNMENT_RECTS& itemsToDistribute ) const
{
std::sort( itemsToDistribute.begin(), itemsToDistribute.end(),
[] ( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{ return ( left.second.GetCenter().y < right.second.GetCenter().y ); } );
const auto totalGap = ( itemsToDistribute.end()-1 )->second.GetCenter().y
- itemsToDistribute.begin()->second.GetCenter().y;
const auto itemGap = totalGap / ( itemsToDistribute.size() - 1 );
auto targetY = itemsToDistribute.begin()->second.GetCenter().y;
for( auto& i : itemsToDistribute )
{
BOARD_ITEM* item = i.first;
// Don't move a pad by itself unless editing the footprint
if( item->Type() == PCB_PAD_T && m_frame->IsType( FRAME_PCB ) )
item = item->GetParent();
int difference = targetY - i.second.GetCenter().y;
item->Move( wxPoint( 0, difference ) );
targetY += ( itemGap );
}
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}
void ALIGN_DISTRIBUTE_TOOL::setTransitions()
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{
Go( &ALIGN_DISTRIBUTE_TOOL::AlignTop, PCB_ACTIONS::alignTop.MakeEvent() );
Go( &ALIGN_DISTRIBUTE_TOOL::AlignBottom, PCB_ACTIONS::alignBottom.MakeEvent() );
Go( &ALIGN_DISTRIBUTE_TOOL::AlignLeft, PCB_ACTIONS::alignLeft.MakeEvent() );
Go( &ALIGN_DISTRIBUTE_TOOL::AlignRight, PCB_ACTIONS::alignRight.MakeEvent() );
Go( &ALIGN_DISTRIBUTE_TOOL::AlignCenterX, PCB_ACTIONS::alignCenterX.MakeEvent() );
Go( &ALIGN_DISTRIBUTE_TOOL::AlignCenterY, PCB_ACTIONS::alignCenterY.MakeEvent() );
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Go( &ALIGN_DISTRIBUTE_TOOL::DistributeHorizontally, PCB_ACTIONS::distributeHorizontally.MakeEvent() );
Go( &ALIGN_DISTRIBUTE_TOOL::DistributeVertically, PCB_ACTIONS::distributeVertically.MakeEvent() );
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}