kicad/pcbnew/tools/placement_tool.cpp

727 lines
23 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2014-2016 CERN
* @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"
#include "placement_tool.h"
#include "pcb_actions.h"
#include "pcb_selection_tool.h"
#include <ratsnest/ratsnest_data.h>
#include <tool/tool_manager.h>
#include <pcb_edit_frame.h>
#include <board.h>
#include <board_commit.h>
#include <bitmaps.h>
#include <confirm.h>
#include <menus_helpers.h>
ALIGN_DISTRIBUTE_TOOL::ALIGN_DISTRIBUTE_TOOL() :
TOOL_INTERACTIVE( "pcbnew.Placement" ), m_selectionTool( NULL ), m_placementMenu( NULL ),
m_frame( NULL )
{
}
ALIGN_DISTRIBUTE_TOOL::~ALIGN_DISTRIBUTE_TOOL()
{
delete m_placementMenu;
}
bool ALIGN_DISTRIBUTE_TOOL::Init()
{
// Find the selection tool, so they can cooperate
m_selectionTool = m_toolMgr->GetTool<PCB_SELECTION_TOOL>();
m_frame = getEditFrame<PCB_BASE_FRAME>();
// Create a context menu and make it available through selection tool
m_placementMenu = new ACTION_MENU( true );
m_placementMenu->SetTool( this );
m_placementMenu->SetIcon( align_items_xpm );
m_placementMenu->SetTitle( _( "Align/Distribute" ) );
// Add all align/distribute commands
m_placementMenu->Add( PCB_ACTIONS::alignLeft );
m_placementMenu->Add( PCB_ACTIONS::alignCenterX );
m_placementMenu->Add( PCB_ACTIONS::alignRight );
m_placementMenu->AppendSeparator();
m_placementMenu->Add( PCB_ACTIONS::alignTop );
m_placementMenu->Add( PCB_ACTIONS::alignCenterY );
m_placementMenu->Add( PCB_ACTIONS::alignBottom );
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 ) );
return true;
}
template <class T>
ALIGNMENT_RECTS GetBoundingBoxes( const T& aItems )
{
ALIGNMENT_RECTS rects;
for( EDA_ITEM* item : aItems )
{
BOARD_ITEM* boardItem = static_cast<BOARD_ITEM*>( item );
if( item->Type() == PCB_FOOTPRINT_T )
{
FOOTPRINT* footprint = static_cast<FOOTPRINT*>( item );
rects.emplace_back( std::make_pair( boardItem, footprint->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 = (wxPoint) getViewControls()->GetCursorPosition();
// Prefer locked items to unlocked items.
// Secondly, prefer items under the cursor to other items.
if( aLocked.size() >= 1 )
{
for( const ALIGNMENT_RECT& item : aLocked )
{
if( item.second.Contains( curPos ) )
return aGetValue( item );
}
return aGetValue( aLocked.front() );
}
for( const ALIGNMENT_RECT& item : aItems )
{
if( item.second.Contains( curPos ) )
return aGetValue( item );
}
return aGetValue( aItems.front() );
}
template< typename T >
size_t ALIGN_DISTRIBUTE_TOOL::GetSelections( ALIGNMENT_RECTS& aItemsToAlign,
ALIGNMENT_RECTS& aLockedItems, T aCompare )
{
PCB_SELECTION& selection = m_selectionTool->RequestSelection(
[]( const VECTOR2I& aPt, GENERAL_COLLECTOR& aCollector, PCB_SELECTION_TOOL* sTool )
{
// Iterate from the back so we don't have to worry about removals.
for( int i = aCollector.GetCount() - 1; i >= 0; --i )
{
BOARD_ITEM* item = aCollector[i];
if( item->Type() == PCB_MARKER_T )
aCollector.Remove( item );
}
} );
std::vector<BOARD_ITEM*> lockedItems;
std::vector<BOARD_ITEM*> itemsToAlign;
for( EDA_ITEM* item : selection )
{
BOARD_ITEM* boardItem = static_cast<BOARD_ITEM*>( item );
if( boardItem->IsLocked() )
{
// Locking a pad but not the footprint means that we align the footprint using
// the pad position. So we test for footprint locking here
if( m_frame->IsType( FRAME_PCB_EDITOR ) && boardItem->Type() == PCB_PAD_T
&& !boardItem->GetParent()->IsLocked() )
{
itemsToAlign.push_back( boardItem );
}
else
{
lockedItems.push_back( boardItem );
}
}
else
itemsToAlign.push_back( boardItem );
}
aItemsToAlign = GetBoundingBoxes( itemsToAlign );
aLockedItems = GetBoundingBoxes( lockedItems );
std::sort( aItemsToAlign.begin(), aItemsToAlign.end(), aCompare );
std::sort( aLockedItems.begin(), aLockedItems.end(), aCompare );
return aItemsToAlign.size();
}
int ALIGN_DISTRIBUTE_TOOL::AlignTop( 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.GetTop() < right.second.GetTop() );
} ) )
{
return 0;
}
BOARD_COMMIT commit( m_frame );
int targetTop = selectTarget( itemsToAlign, locked_items,
[]( const ALIGNMENT_RECT& aVal )
{
return aVal.second.GetTop();
} );
// Move the selected items
for( std::pair<BOARD_ITEM*, EDA_RECT>& i : itemsToAlign )
{
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_EDITOR ) )
item = item->GetParent();
commit.Stage( item, CHT_MODIFY );
item->Move( wxPoint( 0, difference ) );
}
commit.Push( _( "Align to top" ) );
return 0;
}
int ALIGN_DISTRIBUTE_TOOL::AlignBottom( 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.GetBottom() < right.second.GetBottom() );
} ) )
{
return 0;
}
BOARD_COMMIT commit( m_frame );
int targetBottom = selectTarget( itemsToAlign, locked_items,
[]( const ALIGNMENT_RECT& aVal )
{
return aVal.second.GetBottom();
} );
// Move the selected items
for( std::pair<BOARD_ITEM*, EDA_RECT>& i : itemsToAlign )
{
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_EDITOR ) )
item = item->GetParent();
commit.Stage( item, CHT_MODIFY );
item->Move( wxPoint( 0, difference ) );
}
commit.Push( _( "Align to bottom" ) );
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()
{
ALIGNMENT_RECTS itemsToAlign;
ALIGNMENT_RECTS locked_items;
if( !GetSelections( itemsToAlign, locked_items,
[]( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{
return ( left.second.GetLeft() < right.second.GetLeft() );
} ) )
{
return 0;
}
BOARD_COMMIT commit( m_frame );
int targetLeft = selectTarget( itemsToAlign, locked_items,
[]( const ALIGNMENT_RECT& aVal )
{
return aVal.second.GetLeft();
} );
// Move the selected items
for( std::pair<BOARD_ITEM*, EDA_RECT>& i : itemsToAlign )
{
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_EDITOR ) )
item = item->GetParent();
commit.Stage( item, CHT_MODIFY );
item->Move( wxPoint( difference, 0 ) );
}
commit.Push( _( "Align to left" ) );
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()
{
ALIGNMENT_RECTS itemsToAlign;
ALIGNMENT_RECTS locked_items;
if( !GetSelections( itemsToAlign, locked_items,
[]( const ALIGNMENT_RECT left, const ALIGNMENT_RECT right)
{
return ( left.second.GetRight() < right.second.GetRight() );
} ) )
{
return 0;
}
BOARD_COMMIT commit( m_frame );
int targetRight = selectTarget( itemsToAlign, locked_items,
[]( const ALIGNMENT_RECT& aVal )
{
return aVal.second.GetRight();
} );
// Move the selected items
for( std::pair<BOARD_ITEM*, EDA_RECT>& i : itemsToAlign )
{
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_EDITOR ) )
item = item->GetParent();
commit.Stage( item, CHT_MODIFY );
item->Move( wxPoint( difference, 0 ) );
}
commit.Push( _( "Align to right" ) );
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 );
int targetX = selectTarget( itemsToAlign, locked_items,
[]( const ALIGNMENT_RECT& aVal )
{
return aVal.second.GetCenter().x;
} );
// Move the selected items
for( std::pair<BOARD_ITEM*, EDA_RECT>& 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_EDITOR ) )
item = item->GetParent();
commit.Stage( item, CHT_MODIFY );
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 );
int targetY = selectTarget( itemsToAlign, locked_items,
[]( const ALIGNMENT_RECT& aVal )
{
return aVal.second.GetCenter().y;
} );
// Move the selected items
for( std::pair<BOARD_ITEM*, EDA_RECT>& 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_EDITOR ) )
item = item->GetParent();
commit.Stage( item, CHT_MODIFY );
item->Move( wxPoint( 0, difference ) );
}
commit.Push( _( "Align to center" ) );
return 0;
}
int ALIGN_DISTRIBUTE_TOOL::DistributeHorizontally( const TOOL_EVENT& aEvent )
{
PCB_SELECTION& selection = m_selectionTool->RequestSelection(
[]( const VECTOR2I& aPt, GENERAL_COLLECTOR& aCollector, PCB_SELECTION_TOOL* sTool )
{
// Iterate from the back so we don't have to worry about removals.
for( int i = aCollector.GetCount() - 1; i >= 0; --i )
{
BOARD_ITEM* item = aCollector[i];
if( item->Type() == PCB_MARKER_T )
aCollector.Remove( item );
}
},
m_frame->IsType( FRAME_PCB_EDITOR ) /* prompt user regarding locked items */ );
if( selection.Size() <= 1 )
return 0;
BOARD_COMMIT commit( m_frame );
ALIGNMENT_RECTS itemsToDistribute = GetBoundingBoxes( selection );
// 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() );
} );
BOARD_ITEM* lastItem = itemsToDistribute.begin()->first;
const int 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 int minX = itemsToDistribute.begin()->second.GetX();
int totalGap = maxRight - minX;
int totalWidth = 0;
for( std::pair<BOARD_ITEM*, EDA_RECT>& i : itemsToDistribute )
totalWidth += i.second.GetWidth();
if( totalGap < totalWidth )
{
// the width of the items exceeds the gap (overlapping items) -> use center point spacing
doDistributeCentersHorizontally( itemsToDistribute, commit );
}
else
{
totalGap -= totalWidth;
doDistributeGapsHorizontally( itemsToDistribute, commit, lastItem, totalGap );
}
commit.Push( _( "Distribute horizontally" ) );
return 0;
}
void ALIGN_DISTRIBUTE_TOOL::doDistributeGapsHorizontally( ALIGNMENT_RECTS& itemsToDistribute,
BOARD_COMMIT& aCommit,
const BOARD_ITEM* lastItem,
int totalGap ) const
{
const int itemGap = totalGap / ( itemsToDistribute.size() - 1 );
int targetX = itemsToDistribute.begin()->second.GetX();
for( std::pair<BOARD_ITEM*, EDA_RECT>& 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;
// Don't move a pad by itself unless editing the footprint
if( item->Type() == PCB_PAD_T && m_frame->IsType( FRAME_PCB_EDITOR ) )
item = item->GetParent();
int difference = targetX - i.second.GetX();
aCommit.Stage( item, CHT_MODIFY );
item->Move( wxPoint( difference, 0 ) );
targetX += ( i.second.GetWidth() + itemGap );
}
}
void ALIGN_DISTRIBUTE_TOOL::doDistributeCentersHorizontally( ALIGNMENT_RECTS &itemsToDistribute,
BOARD_COMMIT& aCommit ) 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 int totalGap = ( itemsToDistribute.end()-1 )->second.GetCenter().x
- itemsToDistribute.begin()->second.GetCenter().x;
const int itemGap = totalGap / ( itemsToDistribute.size() - 1 );
int targetX = itemsToDistribute.begin()->second.GetCenter().x;
for( std::pair<BOARD_ITEM*, EDA_RECT>& 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_EDITOR ) )
item = item->GetParent();
int difference = targetX - i.second.GetCenter().x;
aCommit.Stage( item, CHT_MODIFY );
item->Move( wxPoint( difference, 0 ) );
targetX += ( itemGap );
}
}
int ALIGN_DISTRIBUTE_TOOL::DistributeVertically( const TOOL_EVENT& aEvent )
{
PCB_SELECTION& selection = m_selectionTool->RequestSelection(
[]( const VECTOR2I& aPt, GENERAL_COLLECTOR& aCollector, PCB_SELECTION_TOOL* sTool )
{
// Iterate from the back so we don't have to worry about removals.
for( int i = aCollector.GetCount() - 1; i >= 0; --i )
{
BOARD_ITEM* item = aCollector[i];
if( item->Type() == PCB_MARKER_T )
aCollector.Remove( item );
}
},
m_frame->IsType( FRAME_PCB_EDITOR ) /* prompt user regarding locked items */ );
if( selection.Size() <= 1 )
return 0;
BOARD_COMMIT commit( m_frame );
ALIGNMENT_RECTS itemsToDistribute = GetBoundingBoxes( selection );
// 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() );
} );
BOARD_ITEM* lastItem = itemsToDistribute.begin()->first;
const int maxBottom = itemsToDistribute.begin()->second.GetBottom();
// 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 );
} );
int minY = itemsToDistribute.begin()->second.GetY();
int totalGap = maxBottom - minY;
int totalHeight = 0;
for( std::pair<BOARD_ITEM*, EDA_RECT>& i : itemsToDistribute )
totalHeight += i.second.GetHeight();
if( totalGap < totalHeight )
{
// the width of the items exceeds the gap (overlapping items) -> use center point spacing
doDistributeCentersVertically( itemsToDistribute, commit );
}
else
{
totalGap -= totalHeight;
doDistributeGapsVertically( itemsToDistribute, commit, lastItem, totalGap );
}
commit.Push( _( "Distribute vertically" ) );
return 0;
}
void ALIGN_DISTRIBUTE_TOOL::doDistributeGapsVertically( ALIGNMENT_RECTS& itemsToDistribute,
BOARD_COMMIT& aCommit,
const BOARD_ITEM* lastItem,
int totalGap ) const
{
const int itemGap = totalGap / ( itemsToDistribute.size() - 1 );
int targetY = itemsToDistribute.begin()->second.GetY();
for( std::pair<BOARD_ITEM*, EDA_RECT>& 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;
// Don't move a pad by itself unless editing the footprint
if( item->Type() == PCB_PAD_T && m_frame->IsType( FRAME_PCB_EDITOR ) )
item = item->GetParent();
int difference = targetY - i.second.GetY();
aCommit.Stage( item, CHT_MODIFY );
item->Move( wxPoint( 0, difference ) );
targetY += ( i.second.GetHeight() + itemGap );
}
}
void ALIGN_DISTRIBUTE_TOOL::doDistributeCentersVertically( ALIGNMENT_RECTS& itemsToDistribute,
BOARD_COMMIT& aCommit ) 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 int totalGap = ( itemsToDistribute.end()-1 )->second.GetCenter().y
- itemsToDistribute.begin()->second.GetCenter().y;
const int itemGap = totalGap / ( itemsToDistribute.size() - 1 );
int targetY = itemsToDistribute.begin()->second.GetCenter().y;
for( std::pair<BOARD_ITEM*, EDA_RECT>& 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_EDITOR ) )
item = item->GetParent();
int difference = targetY - i.second.GetCenter().y;
aCommit.Stage( item, CHT_MODIFY );
item->Move( wxPoint( 0, difference ) );
targetY += ( itemGap );
}
}
void ALIGN_DISTRIBUTE_TOOL::setTransitions()
{
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() );
Go( &ALIGN_DISTRIBUTE_TOOL::DistributeHorizontally, PCB_ACTIONS::distributeHorizontally.MakeEvent() );
Go( &ALIGN_DISTRIBUTE_TOOL::DistributeVertically, PCB_ACTIONS::distributeVertically.MakeEvent() );
}