154 lines
4.4 KiB
C++
154 lines
4.4 KiB
C++
/********************************************/
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/* Definitions for the EESchema program: */
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/********************************************/
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#ifndef CLASS_SCREEN_H
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#define CLASS_SCREEN_H
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#include "macros.h"
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#include "sch_item_struct.h"
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#include "class_base_screen.h"
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class LIB_PIN;
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class SCH_COMPONENT;
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/* Max number of sheets in a hierarchy project: */
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#define NB_MAX_SHEET 500
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class SCH_SCREEN : public BASE_SCREEN
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{
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public:
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int m_RefCount; ///< Number of sheets referencing this screen.
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///< Delete when it goes to zero.
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SCH_SCREEN( KICAD_T aType = SCH_SCREEN_T );
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~SCH_SCREEN();
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/**
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* Function GetDrawItems().
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*
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* @return - A pointer to the first item in the linked list of draw items.
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*/
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virtual SCH_ITEM* GetDrawItems() const { return (SCH_ITEM*) BASE_SCREEN::GetDrawItems(); }
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virtual void SetDrawItems( SCH_ITEM* aItem ) { BASE_SCREEN::SetDrawItems( aItem ); }
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/**
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* Function GetCurItem
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* returns the currently selected SCH_ITEM, overriding BASE_SCREEN::GetCurItem().
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* @return SCH_ITEM* - the one selected, or NULL.
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*/
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SCH_ITEM* GetCurItem() const { return (SCH_ITEM*) BASE_SCREEN::GetCurItem(); }
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/**
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* Function SetCurItem
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* sets the currently selected object, m_CurrentItem.
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* @param aItem Any object derived from SCH_ITEM
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*/
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void SetCurItem( SCH_ITEM* aItem )
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{
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BASE_SCREEN::SetCurItem( (BASE_SCREEN*) aItem );
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}
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virtual wxString GetClass() const
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{
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return wxT( "SCH_SCREEN" );
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}
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/**
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* Free all the items from the schematic associated with the screen.
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*
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* This does not delete any sub hierarchies.
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*/
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void FreeDrawList();
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void Place( SCH_EDIT_FRAME* frame, wxDC* DC ) { };
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/**
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* Remove \a aItem from the schematic associated with this screen.
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*
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* @param aItem - Item to be removed from schematic.
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*/
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void RemoveFromDrawList( SCH_ITEM* aItem );
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bool CheckIfOnDrawList( SCH_ITEM* st );
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void AddToDrawList( SCH_ITEM* st );
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bool SchematicCleanUp( wxDC* DC = NULL );
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SCH_ITEM* ExtractWires( bool CreateCopy );
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/* full undo redo management : */
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// use BASE_SCREEN::PushCommandToUndoList( PICKED_ITEMS_LIST* aItem )
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// use BASE_SCREEN::PushCommandToRedoList( PICKED_ITEMS_LIST* aItem )
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/**
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* Function ClearUndoORRedoList
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* free the undo or redo list from List element
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* Wrappers are deleted.
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* data 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)
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* @param aList = the UNDO_REDO_CONTAINER to clear
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* @param aItemCount = the count of items to remove. < 0 for all items
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* items are removed from the beginning of the list.
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* So this function can be called to remove old commands
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*/
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virtual void ClearUndoORRedoList( UNDO_REDO_CONTAINER& aList, int aItemCount = -1 );
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/**
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* Function Save
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* writes the data structures for this object out to \a aFile in "*.sch" format.
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*
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* @param aFile The FILE to write to.
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* @return bool - true if success writing else false.
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*/
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bool Save( FILE* aFile ) const;
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/**
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* Clear the state flags of all the items in the screen.
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*/
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void ClearDrawingState();
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int CountConnectedItems( const wxPoint& aPos, bool aTestJunctions ) const;
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LIB_PIN* GetPin( const wxPoint& aPosition, SCH_COMPONENT** aComponent = NULL );
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virtual void AddItem( SCH_ITEM* aItem ) { BASE_SCREEN::AddItem( (EDA_ITEM*) aItem ); }
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virtual void InsertItem( EDA_ITEMS::iterator aIter, SCH_ITEM* aItem )
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{
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BASE_SCREEN::InsertItem( aIter, (EDA_ITEM*) aItem );
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}
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};
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/********************************************************/
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/* Class to handle the list of *screens* in a hierarchy */
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/********************************************************/
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// screens are unique, and correspond to .sch files.
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class SCH_SCREENS
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{
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private:
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std::vector< SCH_SCREEN* > m_screens;
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unsigned int m_index;
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public:
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SCH_SCREENS();
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~SCH_SCREENS();
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int GetCount() const { return m_screens.size(); }
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SCH_SCREEN* GetFirst();
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SCH_SCREEN* GetNext();
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SCH_SCREEN* GetScreen( unsigned int aIndex );
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private:
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void AddScreenToList( SCH_SCREEN* aScreen );
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void BuildScreenList( EDA_ITEM* aItem );
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};
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#endif /* CLASS_SCREEN_H */
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