kicad/include/class_pcb_screen.h

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/**
* @file class_pcb_screen.h
*/
#ifndef CLASS_PCB_SCREEN_H_
#define CLASS_PCB_SCREEN_H_
#include <class_base_screen.h>
#include <class_board_item.h>
class UNDO_REDO_CONTAINER;
/* Handle info to display a board */
class PCB_SCREEN : public BASE_SCREEN
{
public:
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int m_Active_Layer;
int m_Route_Layer_TOP;
int m_Route_Layer_BOTTOM;
public:
/**
* Constructor
* @param aPageSizeIU is the size of the initial paper page in internal units.
*/
PCB_SCREEN( const wxSize& aPageSizeIU );
~PCB_SCREEN();
PCB_SCREEN* Next() { return (PCB_SCREEN*) Pnext; }
void SetNextZoom();
void SetPreviousZoom();
void SetLastZoom();
virtual int MilsToIuScalar();
/**
* Function GetCurItem
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* returns the currently selected BOARD_ITEM, overriding
* BASE_SCREEN::GetCurItem().
* @return BOARD_ITEM* - the one selected, or NULL.
*/
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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( (EDA_ITEM*)aItem ); }
/* full undo redo management : */
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// use BASE_SCREEN::ClearUndoRedoList()
// use BASE_SCREEN::PushCommandToUndoList( PICKED_ITEMS_LIST* aItem )
// use BASE_SCREEN::PushCommandToRedoList( PICKED_ITEMS_LIST* aItem )
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/**
* 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
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* 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
*/
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void ClearUndoORRedoList( UNDO_REDO_CONTAINER& aList, int aItemCount = -1 );
};
#endif // CLASS_PCB_SCREEN_H_