Commit 5a391836 authored by charras's avatar charras

pcbnew: Starting work on undo/redo in pcbnew. Only some delete item commands...

pcbnew: Starting work on undo/redo in pcbnew. Only some delete item commands are stored in undo/redo stack
parent d535a0fc
/**************************************************************/
/* pcbstruct.h : definition des structures de donnees type PCB */
/**************************************************************/
#ifndef __CLASSPCB_SCREEN_H__
#define __CLASSPCB_SCREEN_H__
#
/* Handle info to display a board */
class PCB_SCREEN : public BASE_SCREEN
{
public:
int m_Active_Layer; /* ref couche active */
int m_Route_Layer_TOP; /* ref couches actives */
int m_Route_Layer_BOTTOM; /* pour placement vias et routage 2 couches */
public:
PCB_SCREEN();
~PCB_SCREEN();
PCB_SCREEN* Next() { return (PCB_SCREEN*) Pnext; }
void Init();
void SetNextZoom();
void SetPreviousZoom();
void SetLastZoom();
virtual int GetInternalUnits( void );
/**
* Function GetCurItem
* returns the currently selected BOARD_ITEM, overriding BASE_SCREEN::GetCurItem().
* @return BOARD_ITEM* - the one selected, or NULL.
*/
BOARD_ITEM* GetCurItem() const { return (BOARD_ITEM*) BASE_SCREEN::GetCurItem(); }
/**
* Function SetCurItem
* sets the currently selected object, m_CurrentItem.
* @param aItem Any object derived from BOARD_ITEM
*/
void SetCurItem( BOARD_ITEM* aItem ) { BASE_SCREEN::SetCurItem( aItem ); }
/* Return true if a microvia can be put on board
* A microvia ia a small via restricted to 2 near neighbour layers
* because its is hole is made by laser which can penetrate only one layer
* It is mainly used to connect BGA to the first inner layer
* And it is allowed from an external layer to the first inner layer
*/
bool IsMicroViaAcceptable( void );
/* full undo redo management : */
// use BASE_SCREEN::ClearUndoRedoList()
// use BASE_SCREEN::PushCommandToUndoList( PICKED_ITEMS_LIST* aItem )
// use BASE_SCREEN::PushCommandToRedoList( PICKED_ITEMS_LIST* aItem )
/** Function ClearUndoORRedoList
* free the undo or redo list from List element
* Wrappers are deleted.
* datas pointed by wrappers are deleted if not in use in schematic
* i.e. when they are copy of a schematic item or they are no more in use (DELETED)
* @param aList = the UNDO_REDO_CONTAINER to clear
* @param aItemCount = the count of items to remove. < 0 for all items
* items are removed from the beginning of the list.
* So this function can be called to remove old commands
*/
void ClearUndoORRedoList( UNDO_REDO_CONTAINER& aList, int aItemCount = -1 );
};
#endif /* __CLASSPCB_SCREEN_H__ */
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