323 lines
10 KiB
C++
323 lines
10 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2019 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <tool/tool_manager.h>
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#include <tools/ee_selection_tool.h>
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#include <ee_actions.h>
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#include <view/view.h>
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#include <bitmaps.h>
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#include <base_struct.h>
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#include <lib_edit_frame.h>
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#include <eeschema_id.h>
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#include "lib_move_tool.h"
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#include "lib_pin_tool.h"
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LIB_MOVE_TOOL::LIB_MOVE_TOOL() :
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EE_TOOL_BASE( "eeschema.SymbolMoveTool" ),
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m_moveInProgress( false ),
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m_moveOffset( 0, 0 )
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{
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}
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bool LIB_MOVE_TOOL::Init()
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{
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EE_TOOL_BASE::Init();
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//
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// Add move actions to the selection tool menu
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//
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CONDITIONAL_MENU& selToolMenu = m_selectionTool->GetToolMenu().GetMenu();
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selToolMenu.AddItem( EE_ACTIONS::move, EE_CONDITIONS::IdleSelection, 150 );
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return true;
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}
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void LIB_MOVE_TOOL::Reset( RESET_REASON aReason )
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{
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EE_TOOL_BASE::Reset( aReason );
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if( aReason == MODEL_RELOAD )
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{
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m_moveInProgress = false;
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m_moveOffset = { 0, 0 };
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}
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}
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int LIB_MOVE_TOOL::Main( const TOOL_EVENT& aEvent )
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{
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KIGFX::VIEW_CONTROLS* controls = getViewControls();
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controls->SetSnapping( true );
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VECTOR2I originalCursorPos = controls->GetCursorPosition();
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// Be sure that there is at least one item that we can move. If there's no selection try
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// looking for the stuff under mouse cursor (i.e. Kicad old-style hover selection).
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EE_SELECTION& selection = m_selectionTool->RequestSelection();
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bool unselect = selection.IsHover();
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if( selection.Empty() )
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return 0;
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m_frame->PushTool( aEvent.GetCommandStr().get() );
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Activate();
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controls->ShowCursor( true );
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controls->SetAutoPan( true );
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bool restore_state = false;
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bool chain_commands = false;
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TOOL_EVENT* evt = const_cast<TOOL_EVENT*>( &aEvent );
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VECTOR2I prevPos;
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if( !selection.Front()->IsNew() )
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saveCopyInUndoList( m_frame->GetCurPart(), UR_LIBEDIT );
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// Main loop: keep receiving events
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do
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{
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m_frame->GetCanvas()->SetCurrentCursor( wxCURSOR_ARROW );
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controls->SetSnapping( !evt->Modifier( MD_ALT ) );
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if( evt->IsAction( &EE_ACTIONS::move ) || evt->IsMotion() || evt->IsDrag( BUT_LEFT )
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|| evt->IsAction( &EE_ACTIONS::refreshPreview ) )
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{
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if( !m_moveInProgress ) // Prepare to start moving/dragging
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{
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// Pick up any synchronized pins
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//
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// Careful when pasting. The pasted pin will be at the same location as it
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// was copied from, leading us to believe it's a synchronized pin. It's not.
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if( selection.GetSize() == 1 && selection.Front()->Type() == LIB_PIN_T
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&& m_frame->SynchronizePins()
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&& ( selection.Front()->GetEditFlags() & IS_PASTED ) == 0 )
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{
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LIB_PIN* cur_pin = (LIB_PIN*) selection.Front();
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LIB_PART* part = m_frame->GetCurPart();
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for( LIB_PIN* pin = part->GetNextPin(); pin; pin = part->GetNextPin( pin ) )
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{
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if( pin->GetPosition() == cur_pin->GetPosition()
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&& pin->GetOrientation() == cur_pin->GetOrientation()
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&& pin->GetConvert() == cur_pin->GetConvert() )
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{
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m_selectionTool->AddItemToSel( pin, true );
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}
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}
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}
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// Apply any initial offset in case we're coming from a previous command.
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//
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for( EDA_ITEM* item : selection )
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moveItem( item, m_moveOffset );
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// Set up the starting position and move/drag offset
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//
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m_cursor = controls->GetCursorPosition();
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if( selection.HasReferencePoint() )
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{
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VECTOR2I delta = m_cursor - mapCoords( selection.GetReferencePoint() );
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// Drag items to the current cursor position
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for( EDA_ITEM* item : selection )
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{
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// Don't double move pins, fields, etc.
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if( item->GetParent() && item->GetParent()->IsSelected() )
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continue;
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moveItem( item, delta );
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updateView( item );
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}
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selection.SetReferencePoint( m_cursor );
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}
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else if( selection.Size() == 1 )
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{
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// Set the current cursor position to the first dragged item origin,
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// so the movement vector can be computed later
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updateModificationPoint( selection );
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m_cursor = originalCursorPos;
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}
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else
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{
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updateModificationPoint( selection );
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}
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controls->SetCursorPosition( m_cursor, false );
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prevPos = m_cursor;
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controls->SetAutoPan( true );
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m_moveInProgress = true;
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}
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//------------------------------------------------------------------------
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// Follow the mouse
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//
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m_cursor = controls->GetCursorPosition();
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VECTOR2I delta( m_cursor - prevPos );
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selection.SetReferencePoint( m_cursor );
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m_moveOffset += delta;
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prevPos = m_cursor;
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for( EDA_ITEM* item : selection )
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{
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moveItem( item, delta );
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updateView( item );
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}
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m_toolMgr->PostEvent( EVENTS::SelectedItemsModified );
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m_frame->UpdateMsgPanel();
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}
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//------------------------------------------------------------------------
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// Handle cancel
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//
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else if( TOOL_EVT_UTILS::IsCancelInteractive( *evt ) || evt->IsActivate() )
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{
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if( m_moveInProgress )
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restore_state = true;
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break;
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}
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//------------------------------------------------------------------------
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// Handle TOOL_ACTION special cases
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//
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else if( evt->Action() == TA_UNDO_REDO_PRE )
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{
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unselect = true;
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break;
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}
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else if( evt->Category() == TC_COMMAND )
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{
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if( evt->IsAction( &EE_ACTIONS::doDelete ) )
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{
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// Exit on a remove operation; there is no further processing for removed items.
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break;
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}
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else if( evt->IsAction( &ACTIONS::duplicate ) )
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{
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if( selection.Front()->IsNew() )
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{
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// This doesn't really make sense; we'll just end up dragging a stack of
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// objects so Duplicate() is going to ignore this and we'll just carry on.
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continue;
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}
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// Move original back and exit. The duplicate will run in its own loop.
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restore_state = true;
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unselect = false;
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chain_commands = true;
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break;
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}
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}
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//------------------------------------------------------------------------
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// Handle context menu
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//
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else if( evt->IsClick( BUT_RIGHT ) )
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{
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m_menu.ShowContextMenu( m_selectionTool->GetSelection() );
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}
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//------------------------------------------------------------------------
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// Handle drop
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//
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else if( evt->IsMouseUp( BUT_LEFT ) || evt->IsClick( BUT_LEFT ) )
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{
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if( selection.GetSize() == 1 && selection.Front()->Type() == LIB_PIN_T )
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{
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LIB_PIN_TOOL* pinTool = m_toolMgr->GetTool<LIB_PIN_TOOL>();
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if( !pinTool->PlacePin( (LIB_PIN*) selection.Front() ) )
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restore_state = true;
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}
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break; // Finish
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}
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} while( ( evt = Wait() ) ); // Assignment intentional; not equality test
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controls->ForceCursorPosition( false );
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controls->ShowCursor( false );
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controls->SetSnapping( false );
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controls->SetAutoPan( false );
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if( !chain_commands )
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m_moveOffset = { 0, 0 };
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for( auto item : selection )
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item->ClearEditFlags();
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if( unselect )
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m_toolMgr->RunAction( EE_ACTIONS::clearSelection, true );
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else
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selection.ClearReferencePoint();
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if( restore_state )
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m_frame->RollbackPartFromUndo();
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else
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m_frame->OnModify();
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m_moveInProgress = false;
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m_frame->PopTool();
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return 0;
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}
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void LIB_MOVE_TOOL::moveItem( EDA_ITEM* aItem, VECTOR2I aDelta )
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{
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static_cast<LIB_ITEM*>( aItem )->Offset( mapCoords( aDelta ));
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aItem->SetFlags( IS_MOVED );
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}
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bool LIB_MOVE_TOOL::updateModificationPoint( EE_SELECTION& aSelection )
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{
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if( m_moveInProgress && aSelection.HasReferencePoint() )
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return false;
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// When there is only one item selected, the reference point is its position...
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if( aSelection.Size() == 1 )
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{
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LIB_ITEM* item = static_cast<LIB_ITEM*>( aSelection.Front() );
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aSelection.SetReferencePoint( item->GetPosition() );
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}
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// ...otherwise modify items with regard to the grid-snapped cursor position
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else
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{
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m_cursor = getViewControls()->GetCursorPosition( true );
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aSelection.SetReferencePoint( m_cursor );
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}
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return true;
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}
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void LIB_MOVE_TOOL::setTransitions()
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{
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Go( &LIB_MOVE_TOOL::Main, EE_ACTIONS::move.MakeEvent() );
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}
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