void SCH_EDIT_FRAME::PutDataInPreviousState( PICKED_ITEMS_LIST* aList, bool aRedoCommand )
{
SCH_ITEM* item;
SCH_ITEM* alt_item;
// Exchange the current wires, buses, and junctions with the copy save by the last edit.
if( aList->m_Status == UR_WIRE_IMAGE )
{
DLIST< SCH_ITEM > oldWires;
// Prevent items from being deleted when the DLIST goes out of scope.
oldWires.SetOwnership( false );
// Remove all of the wires, buses, and junctions from the current screen.
GetScreen()->ExtractWires( oldWires, false );
// Copy the saved wires, buses, and junctions to the current screen.
for( unsigned int i = 0; i < aList->GetCount(); i++ )
GetScreen()->Append( (SCH_ITEM*) aList->GetPickedItem( i ) );
aList->ClearItemsList();
// Copy the previous wires, buses, and junctions to the picked item list for the
// redo operation.
while( oldWires.GetCount() != 0 )
{
ITEM_PICKER picker = ITEM_PICKER( oldWires.PopFront(), UR_WIRE_IMAGE );
aList->PushItem( picker );
}
return;
}
// Undo in the reverse order of list creation: (this can allow stacked changes like the
// same item can be changes and deleted in the same complex command.
for( int ii = aList->GetCount() - 1; ii >= 0; ii-- )
{
item = (SCH_ITEM*) aList->GetPickedItem( ii );
wxASSERT( item );
item->ClearFlags();
SCH_ITEM* image = (SCH_ITEM*) aList->GetPickedItemLink( ii );
switch( aList->GetPickedItemStatus( ii ) )
{
case UR_CHANGED: /* Exchange old and new data for each item */
item->SwapData( image );
break;
case UR_NEW: /* new items are deleted */
aList->SetPickedItemStatus( UR_DELETED, ii );
GetScreen()->Remove( item );
break;
case UR_DELETED: /* deleted items are put in the draw item list, as new items */
aList->SetPickedItemStatus( UR_NEW, ii );
GetScreen()->Append( item );
break;
case UR_MOVED:
item->ClearFlags();
item->SetFlags( aList->GetPickerFlags( ii ) );
item->Move( aRedoCommand ? aList->m_TransformPoint : -aList->m_TransformPoint );
item->ClearFlags();
break;
case UR_MIRRORED_Y:
item->MirrorY( aList->m_TransformPoint.x );
break;
case UR_MIRRORED_X:
item->MirrorX( aList->m_TransformPoint.y );
break;
case UR_ROTATED:
// To undo a rotate 90 deg transform we must rotate 270 deg to undo
// and 90 deg to redo:
item->Rotate( aList->m_TransformPoint );
if( aRedoCommand )
break; // A only one rotate transform is OK
// Make 3 rotate 90 deg transforms is this is actually an undo command
item->Rotate( aList->m_TransformPoint );
item->Rotate( aList->m_TransformPoint );
break;
case UR_EXCHANGE_T:
alt_item = (SCH_ITEM*) aList->GetPickedItemLink( ii );
alt_item->SetNext( NULL );
alt_item->SetBack( NULL );
GetScreen()->Remove( item );
GetScreen()->Append( alt_item );
aList->SetPickedItem( alt_item, ii );
aList->SetPickedItemLink( item, ii );
break;
default:
wxFAIL_MSG( wxString::Format( wxT( "Unknown undo/redo command %d" ),
aList->GetPickedItemStatus( ii ) ) );
break;
}
}
}
void SCH_EDIT_FRAME::EndSegment( wxDC* DC )
{
SCH_SCREEN* screen = GetScreen();
SCH_LINE* segment = (SCH_LINE*) screen->GetCurItem();
if( segment == NULL || segment->Type() != SCH_LINE_T || !segment->IsNew() )
return;
// Delete zero length segments and clear item flags.
SCH_ITEM* item = s_wires.begin();
while( item )
{
item->ClearFlags();
wxCHECK_RET( item->Type() == SCH_LINE_T, wxT( "Unexpected object type in wire list." ) );
segment = (SCH_LINE*) item;
item = item->Next();
if( segment->IsNull() )
delete s_wires.Remove( segment );
}
if( s_wires.GetCount() == 0 )
return;
// Get the last non-null wire (this is the last created segment).
SetRepeatItem( segment = (SCH_LINE*) s_wires.GetLast() );
screen->SetCurItem( NULL );
m_canvas->EndMouseCapture( -1, -1, wxEmptyString, false );
// store the terminal point of this last segment: a junction could be needed
// (the last wire could be merged/deleted/modified, and lost)
wxPoint endpoint = segment->GetEndPoint();
// store the starting point of this first segment: a junction could be needed
SCH_LINE* firstsegment = (SCH_LINE*) s_wires.GetFirst();
wxPoint startPoint = firstsegment->GetStartPoint();
// Save the old wires for the undo command
DLIST< SCH_ITEM > oldWires; // stores here the old wires
GetScreen()->ExtractWires( oldWires, true ); // Save them in oldWires list
// Put the snap shot of the previous wire, buses, and junctions in the undo/redo list.
PICKED_ITEMS_LIST oldItems;
oldItems.m_Status = UR_WIRE_IMAGE;
while( oldWires.GetCount() != 0 )
{
ITEM_PICKER picker = ITEM_PICKER( oldWires.PopFront(), UR_WIRE_IMAGE );
oldItems.PushItem( picker );
}
SaveCopyInUndoList( oldItems, UR_WIRE_IMAGE );
// Remove segments backtracking over others
RemoveBacktracks( s_wires );
// Add the new wires
screen->Append( s_wires );
// Correct and remove segments that need to be merged.
screen->SchematicCleanUp();
// A junction could be needed to connect the end point of the last created segment.
if( screen->IsJunctionNeeded( endpoint ) )
screen->Append( AddJunction( DC, endpoint ) );
// A junction could be needed to connect the start point of the set of new created wires
if( screen->IsJunctionNeeded( startPoint ) )
screen->Append( AddJunction( DC, startPoint ) );
m_canvas->Refresh();
OnModify();
}
void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
{
int id = event.GetId();
wxPoint pos;
SCH_SCREEN* screen = GetScreen();
SCH_ITEM* item = screen->GetCurItem();
pos = wxGetMousePosition();
pos.y += 20;
// If needed, stop the current command and deselect current tool
switch( id )
{
case wxID_CUT:
case wxID_COPY:
case ID_POPUP_CANCEL_CURRENT_COMMAND:
case ID_POPUP_SCH_ENTRY_SELECT_SLASH:
case ID_POPUP_SCH_ENTRY_SELECT_ANTISLASH:
case ID_POPUP_SCH_BEGIN_WIRE:
case ID_POPUP_SCH_BEGIN_BUS:
case ID_POPUP_END_LINE:
case ID_POPUP_SCH_SET_SHAPE_TEXT:
case ID_POPUP_SCH_CLEANUP_SHEET:
case ID_POPUP_SCH_END_SHEET:
case ID_POPUP_SCH_RESIZE_SHEET:
case ID_POPUP_IMPORT_GLABEL:
case ID_POPUP_SCH_INIT_CMP:
case ID_POPUP_SCH_DISPLAYDOC_CMP:
case ID_POPUP_SCH_EDIT_CONVERT_CMP:
case ID_POPUP_DELETE_BLOCK:
case ID_POPUP_PLACE_BLOCK:
case ID_POPUP_ZOOM_BLOCK:
case ID_POPUP_DRAG_BLOCK:
case ID_POPUP_COPY_BLOCK:
case ID_POPUP_SCH_DELETE_NODE:
case ID_POPUP_SCH_DELETE_CONNECTION:
case ID_POPUP_SCH_ENTER_SHEET:
case ID_POPUP_SCH_LEAVE_SHEET:
case ID_POPUP_SCH_ADD_JUNCTION:
case ID_POPUP_SCH_ADD_LABEL:
case ID_POPUP_SCH_GETINFO_MARKER:
/* At this point: Do nothing. these commands do not need to stop the
* current command (mainly a block command) or reset the current state
* They will be executed later, in next switch structure.
*/
break;
case ID_POPUP_SCH_DELETE_CMP:
case ID_POPUP_SCH_DELETE:
// Stop the current command (if any) but keep the current tool
m_canvas->EndMouseCapture();
break;
default:
// Stop the current command and deselect the current tool
m_canvas->EndMouseCapture( ID_NO_TOOL_SELECTED, m_canvas->GetDefaultCursor() );
break;
}
INSTALL_UNBUFFERED_DC( dc, m_canvas );
item = screen->GetCurItem(); // Can be modified by previous calls.
switch( id )
{
case ID_HIERARCHY:
InstallHierarchyFrame( &dc, pos );
SetRepeatItem( NULL );
break;
case wxID_CUT:
if( screen->m_BlockLocate.GetCommand() != BLOCK_MOVE )
break;
screen->m_BlockLocate.SetCommand( BLOCK_DELETE );
screen->m_BlockLocate.SetMessageBlock( this );
HandleBlockEnd( &dc );
SetRepeatItem( NULL );
SetSheetNumberAndCount();
break;
case wxID_PASTE:
HandleBlockBegin( &dc, BLOCK_PASTE, GetCrossHairPosition() );
break;
case ID_POPUP_SCH_ENTRY_SELECT_SLASH:
m_canvas->MoveCursorToCrossHair();
SetBusEntryShape( &dc, dynamic_cast<SCH_BUS_ENTRY_BASE*>( item ), '/' );
break;
case ID_POPUP_SCH_ENTRY_SELECT_ANTISLASH:
m_canvas->MoveCursorToCrossHair();
SetBusEntryShape( &dc, dynamic_cast<SCH_BUS_ENTRY_BASE*>( item ), '\\' );
break;
case ID_POPUP_CANCEL_CURRENT_COMMAND:
if( m_canvas->IsMouseCaptured() )
{
m_canvas->EndMouseCapture();
SetToolID( GetToolId(), m_canvas->GetCurrentCursor(), wxEmptyString );
}
else
{
SetToolID( ID_NO_TOOL_SELECTED, m_canvas->GetDefaultCursor(), wxEmptyString );
}
break;
case ID_POPUP_END_LINE:
m_canvas->MoveCursorToCrossHair();
EndSegment( &dc );
break;
case ID_POPUP_SCH_BEGIN_WIRE:
m_canvas->MoveCursorToCrossHair();
OnLeftClick( &dc, GetCrossHairPosition() );
break;
case ID_POPUP_SCH_BEGIN_BUS:
m_canvas->MoveCursorToCrossHair();
OnLeftClick( &dc, GetCrossHairPosition() );
break;
case ID_POPUP_SCH_SET_SHAPE_TEXT:
// Not used
break;
case ID_POPUP_SCH_DELETE_NODE:
case ID_POPUP_SCH_DELETE_CONNECTION:
m_canvas->MoveCursorToCrossHair();
DeleteConnection( id == ID_POPUP_SCH_DELETE_CONNECTION );
screen->SetCurItem( NULL );
SetRepeatItem( NULL );
screen->TestDanglingEnds( m_canvas, &dc );
m_canvas->Refresh();
break;
case ID_POPUP_SCH_BREAK_WIRE:
{
DLIST< SCH_ITEM > oldWires;
oldWires.SetOwnership( false ); // Prevent DLIST for deleting items in destructor.
m_canvas->MoveCursorToCrossHair();
screen->ExtractWires( oldWires, true );
screen->BreakSegment( GetCrossHairPosition() );
if( oldWires.GetCount() != 0 )
{
PICKED_ITEMS_LIST oldItems;
oldItems.m_Status = UR_WIRE_IMAGE;
while( oldWires.GetCount() != 0 )
{
ITEM_PICKER picker = ITEM_PICKER( oldWires.PopFront(), UR_WIRE_IMAGE );
oldItems.PushItem( picker );
}
SaveCopyInUndoList( oldItems, UR_WIRE_IMAGE );
}
screen->TestDanglingEnds( m_canvas, &dc );
}
break;
case ID_POPUP_SCH_DELETE_CMP:
case ID_POPUP_SCH_DELETE:
if( item == NULL )
break;
DeleteItem( item );
screen->SetCurItem( NULL );
SetRepeatItem( NULL );
screen->TestDanglingEnds( m_canvas, &dc );
SetSheetNumberAndCount();
OnModify();
break;
case ID_POPUP_SCH_END_SHEET:
m_canvas->MoveCursorToCrossHair();
addCurrentItemToList( &dc );
break;
case ID_POPUP_SCH_RESIZE_SHEET:
ReSizeSheet( (SCH_SHEET*) item, &dc );
screen->TestDanglingEnds( m_canvas, &dc );
break;
case ID_POPUP_IMPORT_GLABEL:
if( item != NULL && item->Type() == SCH_SHEET_T )
screen->SetCurItem( ImportSheetPin( (SCH_SHEET*) item, &dc ) );
break;
case ID_POPUP_SCH_CLEANUP_SHEET:
if( item != NULL && item->Type() == SCH_SHEET_T )
{
SCH_SHEET* sheet = (SCH_SHEET*) item;
if( !sheet->HasUndefinedPins() )
{
DisplayInfoMessage( this,
_( "There are no undefined labels in this sheet to clean up." ) );
return;
}
if( !IsOK( this, _( "Do you wish to cleanup this sheet?" ) ) )
return;
/* Save sheet in undo list before cleaning up unreferenced hierarchical labels. */
SaveCopyInUndoList( sheet, UR_CHANGED );
sheet->CleanupSheet();
OnModify();
m_canvas->RefreshDrawingRect( sheet->GetBoundingBox() );
}
break;
case ID_POPUP_SCH_INIT_CMP:
m_canvas->MoveCursorToCrossHair();
break;
case ID_POPUP_SCH_EDIT_CONVERT_CMP:
// Ensure the struct is a component (could be a struct of a component, like Field, text..)
if( item && item->Type() == SCH_COMPONENT_T )
{
m_canvas->MoveCursorToCrossHair();
ConvertPart( (SCH_COMPONENT*) item, &dc );
}
break;
case ID_POPUP_SCH_DISPLAYDOC_CMP:
// Ensure the struct is a component (could be a piece of a component, like Field, text..)
if( item && item->Type() == SCH_COMPONENT_T )
{
LIB_ALIAS* LibEntry;
LibEntry = CMP_LIBRARY::FindLibraryEntry( ( (SCH_COMPONENT*) item )->GetLibName() );
if( LibEntry && LibEntry->GetDocFileName() != wxEmptyString )
{
GetAssociatedDocument( this, LibEntry->GetDocFileName(),
&wxGetApp().GetLibraryPathList() );
}
}
break;
case ID_POPUP_SCH_ENTER_SHEET:
if( item && (item->Type() == SCH_SHEET_T) )
{
m_CurrentSheet->Push( (SCH_SHEET*) item );
DisplayCurrentSheet();
}
break;
case ID_POPUP_SCH_LEAVE_SHEET:
m_CurrentSheet->Pop();
DisplayCurrentSheet();
break;
case wxID_COPY: // really this is a Save block for paste
screen->m_BlockLocate.SetCommand( BLOCK_SAVE );
screen->m_BlockLocate.SetMessageBlock( this );
HandleBlockEnd( &dc );
break;
case ID_POPUP_PLACE_BLOCK:
m_canvas->SetAutoPanRequest( false );
m_canvas->MoveCursorToCrossHair();
HandleBlockPlace( &dc );
break;
case ID_POPUP_ZOOM_BLOCK:
screen->m_BlockLocate.SetCommand( BLOCK_ZOOM );
screen->m_BlockLocate.SetMessageBlock( this );
HandleBlockEnd( &dc );
break;
case ID_POPUP_DELETE_BLOCK:
m_canvas->MoveCursorToCrossHair();
screen->m_BlockLocate.SetCommand( BLOCK_DELETE );
screen->m_BlockLocate.SetMessageBlock( this );
HandleBlockEnd( &dc );
SetSheetNumberAndCount();
break;
case ID_POPUP_COPY_BLOCK:
m_canvas->MoveCursorToCrossHair();
screen->m_BlockLocate.SetCommand( BLOCK_COPY );
screen->m_BlockLocate.SetMessageBlock( this );
HandleBlockEnd( &dc );
break;
case ID_POPUP_DRAG_BLOCK:
m_canvas->MoveCursorToCrossHair();
screen->m_BlockLocate.SetCommand( BLOCK_DRAG );
screen->m_BlockLocate.SetMessageBlock( this );
HandleBlockEnd( &dc );
break;
case ID_POPUP_SCH_ADD_JUNCTION:
m_canvas->MoveCursorToCrossHair();
screen->SetCurItem( AddJunction( &dc, GetCrossHairPosition(), true ) );
screen->TestDanglingEnds( m_canvas, &dc );
screen->SetCurItem( NULL );
break;
case ID_POPUP_SCH_ADD_LABEL:
case ID_POPUP_SCH_ADD_GLABEL:
screen->SetCurItem( CreateNewText( &dc, id == ID_POPUP_SCH_ADD_LABEL ?
LAYER_LOCLABEL : LAYER_GLOBLABEL ) );
item = screen->GetCurItem();
if( item )
addCurrentItemToList( &dc );
break;
case ID_POPUP_SCH_GETINFO_MARKER:
if( item && item->Type() == SCH_MARKER_T )
( (SCH_MARKER*) item )->DisplayMarkerInfo( this );
break;
default: // Log error:
wxFAIL_MSG( wxString::Format( wxT( "Cannot process command event ID %d" ),
event.GetId() ) );
break;
}
// End switch ( id ) (Command execution)
if( GetToolId() == ID_NO_TOOL_SELECTED )
SetRepeatItem( NULL );
}
