kicad/pcbnew/tools/edit_tool.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2013 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 <class_board.h>
#include <class_module.h>
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#include <class_edge_mod.h>
#include <class_zone.h>
#include <wxPcbStruct.h>
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#include <tool/tool_manager.h>
#include <view/view_controls.h>
#include <gal/graphics_abstraction_layer.h>
#include <ratsnest_data.h>
#include <confirm.h>
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#include <cassert>
#include <boost/foreach.hpp>
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#include <boost/bind.hpp>
#include "common_actions.h"
#include "selection_tool.h"
#include "edit_tool.h"
EDIT_TOOL::EDIT_TOOL() :
TOOL_INTERACTIVE( "pcbnew.InteractiveEdit" ), m_selectionTool( NULL ), m_editModules( false )
{
}
bool EDIT_TOOL::Init()
{
// Find the selection tool, so they can cooperate
m_selectionTool = static_cast<SELECTION_TOOL*>( m_toolMgr->FindTool( "pcbnew.InteractiveSelection" ) );
if( !m_selectionTool )
{
DisplayError( NULL, wxT( "pcbnew.InteractiveSelection tool is not available" ) );
return false;
}
// Add context menu entries that are displayed when selection tool is active
m_selectionTool->AddMenuItem( COMMON_ACTIONS::editActivate, SELECTION_CONDITIONS::NotEmpty );
m_selectionTool->AddMenuItem( COMMON_ACTIONS::rotate, SELECTION_CONDITIONS::NotEmpty );
m_selectionTool->AddMenuItem( COMMON_ACTIONS::flip, SELECTION_CONDITIONS::NotEmpty );
m_selectionTool->AddMenuItem( COMMON_ACTIONS::remove, SELECTION_CONDITIONS::NotEmpty );
m_selectionTool->AddMenuItem( COMMON_ACTIONS::properties, SELECTION_CONDITIONS::NotEmpty );
m_offset.x = 0;
m_offset.y = 0;
setTransitions();
return true;
}
int EDIT_TOOL::Main( TOOL_EVENT& aEvent )
{
const SELECTION& selection = m_selectionTool->GetSelection();
// Shall the selection be cleared at the end?
bool unselect = selection.Empty();
// Be sure that there is at least one item that we can modify
if( !makeSelection( selection ) )
{
setTransitions();
return 0;
}
Activate();
m_dragging = false; // Are selected items being dragged?
bool restore = false; // Should items' state be restored when finishing the tool?
// By default, modified items need to update their geometry
m_updateFlag = KIGFX::VIEW_ITEM::GEOMETRY;
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KIGFX::VIEW_CONTROLS* controls = getViewControls();
PCB_BASE_EDIT_FRAME* editFrame = getEditFrame<PCB_BASE_EDIT_FRAME>();
controls->ShowCursor( true );
controls->SetSnapping( true );
controls->ForceCursorPosition( false );
// Main loop: keep receiving events
while( OPT_TOOL_EVENT evt = Wait() )
{
if( evt->IsCancel() )
{
restore = true; // Cancelling the tool means that items have to be restored
break; // Finish
}
else if( evt->Action() == TA_UNDO_REDO )
{
unselect = true;
break;
}
// Dispatch TOOL_ACTIONs
else if( evt->Category() == TC_COMMAND )
{
if( evt->IsAction( &COMMON_ACTIONS::rotate ) )
{
Rotate( aEvent );
}
else if( evt->IsAction( &COMMON_ACTIONS::flip ) )
{
Flip( aEvent );
// Flip causes change of layers
enableUpdateFlag( KIGFX::VIEW_ITEM::LAYERS );
}
else if( evt->IsAction( &COMMON_ACTIONS::remove ) )
{
Remove( aEvent );
break; // exit the loop, as there is no further processing for removed items
}
}
else if( evt->IsMotion() || evt->IsDrag( BUT_LEFT ) )
{
m_cursor = controls->GetCursorPosition();
if( m_dragging )
{
wxPoint movement = wxPoint( m_cursor.x, m_cursor.y ) -
selection.Item<BOARD_ITEM>( 0 )->GetPosition();
// Drag items to the current cursor position
for( unsigned int i = 0; i < selection.items.GetCount(); ++i )
selection.Item<BOARD_ITEM>( i )->Move( movement + m_offset );
updateRatsnest( true );
}
else // Prepare to start dragging
{
if( m_selectionTool->CheckLock() || selection.Empty() )
break;
// Save items, so changes can be undone
editFrame->OnModify();
editFrame->SaveCopyInUndoList( selection.items, UR_CHANGED );
if( selection.Size() == 1 )
{
// Set the current cursor position to the first dragged item origin, so the
// movement vector could be computed later
m_cursor = VECTOR2I( selection.Item<BOARD_ITEM>( 0 )->GetPosition() );
m_offset.x = 0;
m_offset.y = 0;
}
else
{
VECTOR2D origin;
if( evt->IsDrag( BUT_LEFT ) )
origin = getView()->GetGAL()->GetGridPoint( evt->DragOrigin() );
else
origin = getViewControls()->GetCursorPosition();
// Update dragging offset (distance between cursor and the first dragged item)
m_offset = static_cast<BOARD_ITEM*>( selection.items.GetPickedItem( 0 ) )->GetPosition() -
wxPoint( origin.x, origin.y );
}
controls->SetAutoPan( true );
m_dragging = true;
}
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selection.group->ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
m_toolMgr->RunAction( COMMON_ACTIONS::pointEditorUpdate, true );
}
else if( evt->IsMouseUp( BUT_LEFT ) || evt->IsClick( BUT_LEFT ) )
break; // Finish
}
m_dragging = false;
m_offset.x = 0;
m_offset.y = 0;
if( restore )
{
// Modifications have to be rollbacked, so restore the previous state of items
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wxCommandEvent dummy;
editFrame->RestoreCopyFromUndoList( dummy );
}
else
{
// Changes are applied, so update the items
selection.group->ItemsViewUpdate( m_updateFlag );
}
if( unselect )
m_toolMgr->RunAction( COMMON_ACTIONS::selectionClear, true );
RN_DATA* ratsnest = getModel<BOARD>()->GetRatsnest();
ratsnest->ClearSimple();
ratsnest->Recalculate();
controls->ShowCursor( false );
controls->SetSnapping( false );
controls->SetAutoPan( false );
setTransitions();
return 0;
}
int EDIT_TOOL::Properties( TOOL_EVENT& aEvent )
{
const SELECTION& selection = m_selectionTool->GetSelection();
PCB_BASE_EDIT_FRAME* editFrame = getEditFrame<PCB_BASE_EDIT_FRAME>();
if( !makeSelection( selection ) )
{
setTransitions();
return 0;
}
// Properties are displayed when there is only one item selected
if( selection.Size() == 1 )
{
// Display properties dialog
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BOARD_ITEM* item = selection.Item<BOARD_ITEM>( 0 );
// Check if user wants to edit pad or module properties
if( item->Type() == PCB_MODULE_T )
{
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VECTOR2D cursor = getViewControls()->GetCursorPosition();
for( D_PAD* pad = static_cast<MODULE*>( item )->Pads(); pad; pad = pad->Next() )
{
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if( pad->ViewBBox().Contains( cursor ) )
{
// Turns out that user wants to edit a pad properties
item = pad;
break;
}
}
}
std::vector<PICKED_ITEMS_LIST*>& undoList = editFrame->GetScreen()->m_UndoList.m_CommandsList;
// Some of properties dialogs alter pointers, so we should deselect them
m_toolMgr->RunAction( COMMON_ACTIONS::selectionClear, true );
STATUS_FLAGS flags = item->GetFlags();
item->ClearFlags();
// It is necessary to determine if anything has changed
PICKED_ITEMS_LIST* lastChange = undoList.empty() ? NULL : undoList.back();
// Display properties dialog
editFrame->OnEditItemRequest( NULL, item );
PICKED_ITEMS_LIST* currentChange = undoList.empty() ? NULL : undoList.back();
if( lastChange != currentChange ) // Something has changed
{
processChanges( currentChange );
updateRatsnest( true );
getModel<BOARD>()->GetRatsnest()->Recalculate();
item->ViewUpdate();
m_toolMgr->RunAction( COMMON_ACTIONS::pointEditorUpdate, true );
}
item->SetFlags( flags );
}
setTransitions();
return 0;
}
int EDIT_TOOL::Rotate( TOOL_EVENT& aEvent )
{
const SELECTION& selection = m_selectionTool->GetSelection();
PCB_BASE_EDIT_FRAME* editFrame = getEditFrame<PCB_BASE_EDIT_FRAME>();
// Shall the selection be cleared at the end?
bool unselect = selection.Empty();
if( !makeSelection( selection ) || m_selectionTool->CheckLock() )
{
setTransitions();
return 0;
}
wxPoint rotatePoint = getModificationPoint( selection );
if( !m_dragging ) // If it is being dragged, then it is already saved with UR_CHANGED flag
{
editFrame->OnModify();
editFrame->SaveCopyInUndoList( selection.items, UR_ROTATED, rotatePoint );
}
for( unsigned int i = 0; i < selection.items.GetCount(); ++i )
{
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BOARD_ITEM* item = selection.Item<BOARD_ITEM>( i );
item->Rotate( rotatePoint, editFrame->GetRotationAngle() );
if( !m_dragging )
item->ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
}
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updateRatsnest( m_dragging );
// Update dragging offset (distance between cursor and the first dragged item)
m_offset = static_cast<BOARD_ITEM*>( selection.items.GetPickedItem( 0 ) )->GetPosition() -
rotatePoint;
if( m_dragging )
selection.group->ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
else
getModel<BOARD>()->GetRatsnest()->Recalculate();
if( unselect )
m_toolMgr->RunAction( COMMON_ACTIONS::selectionClear, true );
m_toolMgr->RunAction( COMMON_ACTIONS::pointEditorUpdate, true );
setTransitions();
return 0;
}
int EDIT_TOOL::Flip( TOOL_EVENT& aEvent )
{
const SELECTION& selection = m_selectionTool->GetSelection();
PCB_BASE_FRAME* editFrame = getEditFrame<PCB_BASE_FRAME>();
// Shall the selection be cleared at the end?
bool unselect = selection.Empty();
if( !makeSelection( selection ) || m_selectionTool->CheckLock() )
{
setTransitions();
return 0;
}
wxPoint flipPoint = getModificationPoint( selection );
if( !m_dragging ) // If it is being dragged, then it is already saved with UR_CHANGED flag
{
editFrame->OnModify();
editFrame->SaveCopyInUndoList( selection.items, UR_FLIPPED, flipPoint );
}
for( unsigned int i = 0; i < selection.items.GetCount(); ++i )
{
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BOARD_ITEM* item = selection.Item<BOARD_ITEM>( i );
item->Flip( flipPoint );
if( !m_dragging )
item->ViewUpdate( KIGFX::VIEW_ITEM::LAYERS );
}
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updateRatsnest( m_dragging );
// Update dragging offset (distance between cursor and the first dragged item)
m_offset = static_cast<BOARD_ITEM*>( selection.items.GetPickedItem( 0 ) )->GetPosition() -
flipPoint;
if( m_dragging )
selection.group->ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
else
getModel<BOARD>()->GetRatsnest()->Recalculate();
if( unselect )
m_toolMgr->RunAction( COMMON_ACTIONS::selectionClear, true );
m_toolMgr->RunAction( COMMON_ACTIONS::pointEditorUpdate, true );
setTransitions();
return 0;
}
int EDIT_TOOL::Remove( TOOL_EVENT& aEvent )
{
const SELECTION& selection = m_selectionTool->GetSelection();
if( !makeSelection( selection ) || m_selectionTool->CheckLock() )
{
setTransitions();
return 0;
}
// Get a copy of the selected items set
PICKED_ITEMS_LIST selectedItems = selection.items;
PCB_BASE_FRAME* editFrame = getEditFrame<PCB_BASE_FRAME>();
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// As we are about to remove items, they have to be removed from the selection first
m_toolMgr->RunAction( COMMON_ACTIONS::selectionClear, true );
// Save them
for( unsigned int i = 0; i < selectedItems.GetCount(); ++i )
selectedItems.SetPickedItemStatus( UR_DELETED, i );
editFrame->OnModify();
editFrame->SaveCopyInUndoList( selectedItems, UR_DELETED );
// And now remove
for( unsigned int i = 0; i < selectedItems.GetCount(); ++i )
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remove( static_cast<BOARD_ITEM*>( selectedItems.GetPickedItem( i ) ) );
getModel<BOARD>()->GetRatsnest()->Recalculate();
setTransitions();
return 0;
}
void EDIT_TOOL::remove( BOARD_ITEM* aItem )
{
BOARD* board = getModel<BOARD>();
switch( aItem->Type() )
{
case PCB_MODULE_T:
{
MODULE* module = static_cast<MODULE*>( aItem );
module->ClearFlags();
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module->RunOnChildren( boost::bind( &KIGFX::VIEW::Remove, getView(), _1 ) );
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// Module itself is deleted after the switch scope is finished
// list of pads is rebuild by BOARD::BuildListOfNets()
// Clear flags to indicate, that the ratsnest, list of nets & pads are not valid anymore
board->m_Status_Pcb = 0;
}
break;
// Default removal procedure
case PCB_MODULE_TEXT_T:
{
if( m_editModules )
{
TEXTE_MODULE* text = static_cast<TEXTE_MODULE*>( aItem );
switch( text->GetType() )
{
case TEXTE_MODULE::TEXT_is_REFERENCE:
DisplayError( getEditFrame<PCB_BASE_FRAME>(), _( "Cannot delete REFERENCE!" ) );
return;
case TEXTE_MODULE::TEXT_is_VALUE:
DisplayError( getEditFrame<PCB_BASE_FRAME>(), _( "Cannot delete VALUE!" ) );
return;
default: // suppress warnings
break;
}
}
}
/* no break */
case PCB_PAD_T:
case PCB_MODULE_EDGE_T:
if( m_editModules )
{
MODULE* module = static_cast<MODULE*>( aItem->GetParent() );
module->SetLastEditTime();
board->m_Status_Pcb = 0; // it is done in the legacy view
aItem->DeleteStructure();
}
return;
break;
case PCB_LINE_T: // a segment not on copper layers
case PCB_TEXT_T: // a text on a layer
case PCB_TRACE_T: // a track segment (segment on a copper layer)
case PCB_VIA_T: // a via (like track segment on a copper layer)
case PCB_DIMENSION_T: // a dimension (graphic item)
case PCB_TARGET_T: // a target (graphic item)
case PCB_MARKER_T: // a marker used to show something
case PCB_ZONE_T: // SEG_ZONE items are now deprecated
case PCB_ZONE_AREA_T:
break;
default: // other types do not need to (or should not) be handled
assert( false );
return;
break;
}
getView()->Remove( aItem );
board->Remove( aItem );
}
void EDIT_TOOL::setTransitions()
{
Go( &EDIT_TOOL::Main, COMMON_ACTIONS::editActivate.MakeEvent() );
Go( &EDIT_TOOL::Rotate, COMMON_ACTIONS::rotate.MakeEvent() );
Go( &EDIT_TOOL::Flip, COMMON_ACTIONS::flip.MakeEvent() );
Go( &EDIT_TOOL::Remove, COMMON_ACTIONS::remove.MakeEvent() );
Go( &EDIT_TOOL::Properties, COMMON_ACTIONS::properties.MakeEvent() );
}
void EDIT_TOOL::updateRatsnest( bool aRedraw )
{
const SELECTION& selection = m_selectionTool->GetSelection();
RN_DATA* ratsnest = getModel<BOARD>()->GetRatsnest();
ratsnest->ClearSimple();
for( unsigned int i = 0; i < selection.items.GetCount(); ++i )
{
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BOARD_ITEM* item = selection.Item<BOARD_ITEM>( i );
ratsnest->Update( item );
if( aRedraw )
ratsnest->AddSimple( item );
}
}
wxPoint EDIT_TOOL::getModificationPoint( const SELECTION& aSelection )
{
if( aSelection.Size() == 1 )
{
return aSelection.Item<BOARD_ITEM>( 0 )->GetPosition() - m_offset;
}
else
{
// If EDIT_TOOL is not currently active then it means that the cursor position is not
// updated, so we have to fetch the latest value
if( m_toolMgr->GetCurrentToolId() != m_toolId )
m_cursor = getViewControls()->GetCursorPosition();
return wxPoint( m_cursor.x, m_cursor.y );
}
}
bool EDIT_TOOL::makeSelection( const SELECTION& aSelection )
{
if( aSelection.Empty() ) // Try to find an item that could be modified
m_toolMgr->RunAction( COMMON_ACTIONS::selectionSingle, true );
return !aSelection.Empty();
}
void EDIT_TOOL::processChanges( const PICKED_ITEMS_LIST* aList )
{
for( unsigned int i = 0; i < aList->GetCount(); ++i )
{
UNDO_REDO_T operation = aList->GetPickedItemStatus( i );
EDA_ITEM* updItem = aList->GetPickedItem( i );
switch( operation )
{
case UR_CHANGED:
case UR_MODEDIT:
updItem->ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
break;
case UR_DELETED:
if( updItem->Type() == PCB_MODULE_T )
static_cast<MODULE*>( updItem )->RunOnChildren( boost::bind( &KIGFX::VIEW::Remove,
getView(), _1 ) );
getView()->Remove( updItem );
break;
case UR_NEW:
if( updItem->Type() == PCB_MODULE_T )
static_cast<MODULE*>( updItem )->RunOnChildren( boost::bind( &KIGFX::VIEW::Add,
getView(), _1 ) );
getView()->Add( updItem );
updItem->ViewUpdate();
break;
default:
assert( false ); // Not handled
break;
}
}
}