534 lines
17 KiB
C++
534 lines
17 KiB
C++
/********************************************/
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/* Definitions for the EESchema program: */
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/********************************************/
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#ifndef CLASS_DRAWSHEET_H
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#define CLASS_DRAWSHEET_H
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#include <boost/ptr_container/ptr_vector.hpp>
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#include <boost/foreach.hpp>
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#include "sch_text.h"
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class LINE_READER;
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class SCH_SCREEN;
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class SCH_SHEET;
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class SCH_SHEET_PIN;
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class SCH_SHEET_PATH;
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class DANGLING_END_ITEM;
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class SCH_EDIT_FRAME;
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/**
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* Pin (label) used in sheets to create hierarchical schematics.
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*
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* A SCH_SHEET_PIN is used to create a hierarchical sheet in the same way a
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* pin is used in a component. It connects the objects in the sheet object
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* to the objects in the schematic page to the objects in the page that is
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* represented by the sheet. In a sheet object, a SCH_SHEET_PIN must be
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* connected to a wire, bus, or label. In the schematic page represented by
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* the sheet, it corresponds to a hierarchical label.
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*/
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class SCH_SHEET_PIN : public SCH_HIERLABEL
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{
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private:
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int m_Number; ///< Label number use for saving sheet label to file.
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///< Sheet label numbering begins at 2.
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///< 0 is reserved for the sheet name.
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///< 1 is reserve for the sheet file name.
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int m_Edge; /* For pin labels only: sheet edge (0 to 3) of the pin
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* m_Edge define on which edge the pin is positionned:
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* 0: pin on left side
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* 1: pin on right side
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* 2: pin on top side
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* 3: pin on bottom side
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* for compatibility reasons, this does not follow same values as text
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* orientation.
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*/
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virtual EDA_ITEM* doClone() const;
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public:
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SCH_SHEET_PIN( SCH_SHEET* parent,
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const wxPoint& pos = wxPoint( 0, 0 ),
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const wxString& text = wxEmptyString );
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SCH_SHEET_PIN( const SCH_SHEET_PIN& aSheetLabel );
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~SCH_SHEET_PIN() { }
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virtual wxString GetClass() const
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{
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return wxT( "SCH_SHEET_PIN" );
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}
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bool operator ==( const SCH_SHEET_PIN* aPin ) const;
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virtual void Draw( WinEDA_DrawPanel* aPanel,
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wxDC* aDC,
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const wxPoint& aOffset,
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int aDraw_mode,
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int aColor = -1 );
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/**
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* Function CreateGraphicShape (virual)
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* Calculates the graphic shape (a polygon) associated to the text
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* @param aCorner_list = a buffer to fill with polygon corners coordinates
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* @param aPos = Position of the shape
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*/
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virtual void CreateGraphicShape( std::vector <wxPoint>& aCorner_list,
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const wxPoint& aPos );
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void SwapData( SCH_SHEET_PIN* copyitem );
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/**
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* Get the sheet label number.
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*
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* @return Number of the sheet label.
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*/
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int GetNumber() { return m_Number; }
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/**
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* Set the sheet label number.
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*
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* @param aNumber - New sheet number label.
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*/
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void SetNumber( int aNumber );
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void SetEdge( int aEdge );
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int GetEdge();
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/**
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* Function ConstraintOnEdge
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* is used to adjust label position to egde based on proximity to vertical / horizontal edge
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* of the parent sheet.
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*/
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void ConstraintOnEdge( wxPoint Pos );
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/**
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* Get the parent sheet object of this sheet pin.
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*
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* @return The sheet that is the parent of this sheet pin or NULL if it does
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* not have a parent.
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*/
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SCH_SHEET* GetParent() const { return (SCH_SHEET*) m_Parent; }
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void Place( SCH_EDIT_FRAME* frame, wxDC* DC );
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/**
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* Function Save
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* writes the data structures for this object out to a FILE in "*.sch"
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* format.
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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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* Load schematic sheet hierarchical lable from \a aLine in a .sch file.
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*
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* @param aLine - Essentially this is file to read the sheet hierarchical label from.
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* @param aErrorMsg - Description of the error if an error occurs while loading the sheet
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* hierarchical label.
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* @return True if the sheet heirarchical label loaded successfully.
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*/
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virtual bool Load( LINE_READER& aLine, wxString& aErrorMsg );
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#if defined(DEBUG)
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// comment inherited by Doxygen from Base_Struct
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void Show( int nestLevel, std::ostream& os );
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#endif
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/**
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* Function GetPenSize
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* @return the size of the "pen" that be used to draw or plot this item
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*/
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virtual int GetPenSize() const;
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// Geometric transforms (used in block operations):
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/** virtual function Move
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* move item to a new position.
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* @param aMoveVector = the displacement vector
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*/
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virtual void Move( const wxPoint& aMoveVector )
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{
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m_Pos += aMoveVector;
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}
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/** virtual function Mirror_Y
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* mirror item relative to an Y axis
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* @param aYaxis_position = the y axis position
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*/
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virtual void Mirror_Y( int aYaxis_position );
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virtual void Rotate( wxPoint rotationPoint );
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virtual void Mirror_X( int aXaxis_position );
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/**
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* Function Matches
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* Compare hierarchical pin name against search string.
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*
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* @param aSearchData - Criteria to search against.
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* @param aAuxData - a pointer on auxiliary data, if needed.
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* When searching string in REFERENCE field we must know the sheet path
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* This param is used in this case
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* @param aFindLocation - a wxPoint where to put the location of matched item. can be NULL.
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* @return True if this item matches the search criteria.
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*/
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virtual bool Matches( wxFindReplaceData& aSearchData, void* aAuxData, wxPoint* aFindLocation );
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virtual void GetEndPoints( std::vector< DANGLING_END_ITEM >& aItemList );
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virtual bool IsConnectable() const { return true; }
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};
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typedef boost::ptr_vector<SCH_SHEET_PIN> SCH_SHEET_PIN_LIST;
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/* class SCH_SHEET
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* This class is the sheet symbol placed in a schematic, and is the entry point
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* for a sub schematic
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*/
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class SCH_SHEET : public SCH_ITEM
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{
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SCH_SCREEN* m_AssociatedScreen; ///< Screen that contains the physical data for
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///< the sheet. In complex hierarchies multiple
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///< sheets can share a common screen.
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SCH_SHEET_PIN_LIST m_labels; ///< List of sheet connection points.
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wxString m_FileName; /* also in SCH_SCREEN (redundant),
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* but need it here for loading after
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* reading the sheet description from
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* file. */
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public:
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wxString m_SheetName; /* this is equivalent to C101 for
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* components: it is stored in F0 ...
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* of the file. */
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public:
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int m_SheetNameSize; /* Size (height) of the text, used to
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* draw the sheet name */
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int m_FileNameSize; /* Size (height) of the text, used to
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* draw the file name */
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wxPoint m_Pos;
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wxSize m_Size; /* Position and Size of *sheet symbol */
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public:
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SCH_SHEET( const wxPoint& pos = wxPoint( 0, 0 ) );
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SCH_SHEET( const SCH_SHEET& aSheet );
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~SCH_SHEET();
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virtual wxString GetClass() const
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{
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return wxT( "SCH_SHEET" );
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}
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SCH_SCREEN* GetScreen() { return m_AssociatedScreen; }
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/**
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* Function SetScreen
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* sets the screen associated with this sheet to \a aScreen.
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* <p>
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* The screen reference counting is performed by SetScreen. If \a aScreen is not
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* the same as the current screen, the current screen reference count is decremented
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* and \a aScreen becomes the screen for the sheet. If the current screen reference
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* count reaches zero, the current screen is deleted. NULL is a valid value for
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* \a aScreen.
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* </p>
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* @param aScreen The new screen to associate with the sheet.
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*/
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void SetScreen( SCH_SCREEN* aScreen );
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/**
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* Function GetScreenCount
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* returns the number of times the associated screen for the sheet is being used. If
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* no screen is associated with the sheet, then zero is returned.
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*/
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int GetScreenCount() const;
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/**
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* Function Save
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* writes the data structures for this object out to a FILE in "*.sch"
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* format.
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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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* Load schematic sheet from \a aLine in a .sch file.
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*
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* @param aLine - Essentially this is file to read the component from.
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* @param aErrorMsg - Description of the error if an error occurs while loading the sheet.
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* @return True if the sheet loaded successfully.
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*/
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virtual bool Load( LINE_READER& aLine, wxString& aErrorMsg );
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void Place( SCH_EDIT_FRAME* frame, wxDC* DC );
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void DisplayInfo( WinEDA_DrawFrame* frame );
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/* there is no member for orientation in sch_sheet, to preserve file
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* format, we detect orientation based on pin edges
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*/
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bool IsVerticalOrientation();
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/**
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* Add aLabel to this sheet.
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*
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* Note: Once a label is added to the sheet, it is owned by the sheet.
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* Do not delete the label object or you will likely get a segfault
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* when this sheet is destroyed.
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*
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* @param aLabel - The label to add to the sheet.
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*/
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void AddLabel( SCH_SHEET_PIN* aLabel );
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SCH_SHEET_PIN_LIST& GetSheetPins() { return m_labels; }
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SCH_SHEET_PIN_LIST& GetSheetPins() const
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{
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return const_cast< SCH_SHEET_PIN_LIST& >( m_labels );
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}
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/**
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* Remove a sheet label from this sheet.
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*
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* @param aSheetLabel - The sheet label to remove from the list.
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*/
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void RemoveLabel( SCH_SHEET_PIN* aSheetLabel );
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/**
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* Delete sheet label which do not have a corresponding hierarchical label.
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*
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* Note: Make sure you save a copy of the sheet in the undo list before calling
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* CleanupSheet() otherwise any unrefernced sheet labels will be lost.
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*/
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void CleanupSheet();
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/**
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* Return the label found at aPosition in this sheet.
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*
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* @param aPosition - The position to check for a label.
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*
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* @return The label found at aPosition or NULL if no label is found.
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*/
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SCH_SHEET_PIN* GetLabel( const wxPoint& aPosition );
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/**
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* Checks if a label already exists with aName.
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*
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* @param aName - Name of label to search for.
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*
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* @return - True if label found, otherwise false.
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*/
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bool HasLabel( const wxString& aName );
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bool HasLabels() { return !m_labels.empty(); }
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/**
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* Check all sheet labels against schematic for undefined hierarchical labels.
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*
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* @return True if there are any undefined labels.
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*/
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bool HasUndefinedLabels();
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/**
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* Function GetPenSize
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* @return the size of the "pen" that be used to draw or plot this item
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*/
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virtual int GetPenSize() const;
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/**
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* Function Draw
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* Draw the hierarchical sheet shape
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* @param aPanel = the current DrawPanel
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* @param aDC = the current Device Context
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* @param aOffset = draw offset (usually wxPoint(0,0))
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* @param aDrawMode = draw mode
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* @param aColor = color used to draw sheet. Usually -1 to use the normal
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* color for sheet items
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*/
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void Draw( WinEDA_DrawPanel* aPanel,
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wxDC* aDC,
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const wxPoint& aOffset,
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int aDrawMode,
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int aColor = -1 );
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/**
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* Function GetBoundingBox
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* @return an EDA_Rect giving the bounding box of the sheet
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*/
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EDA_Rect GetBoundingBox() const;
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void SwapData( SCH_SHEET* copyitem );
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/**
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* Function ComponentCount
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* count our own components, without the power components.
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* @return the component count.
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*/
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int ComponentCount();
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/**
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* Function Load.
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* for the sheet: load the file m_FileName
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* if a screen already exists, the file is already read.
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* m_AssociatedScreen point on the screen, and its m_RefCount is
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* incremented
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* else creates a new associated screen and load the data file.
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* @param aFrame = a SCH_EDIT_FRAME pointer to the maim schematic frame
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* @return true if OK
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*/
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bool Load( SCH_EDIT_FRAME* aFrame );
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/**
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* Function SearchHierarchy
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* search the existing hierarchy for an instance of screen "FileName".
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* @param aFilename = the filename to find
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* @param aScreen = a location to return a pointer to the screen (if found)
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* @return bool if found, and a pointer to the screen
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*/
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bool SearchHierarchy( const wxString& aFilename, SCH_SCREEN** aScreen );
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/**
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* Function LocatePathOfScreen
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* search the existing hierarchy for an instance of screen "FileName".
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* don't bother looking at the root sheet - it must be unique,
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* no other references to its m_AssociatedScreen otherwise there would be
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* loops
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* in the hierarchy.
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* @param aScreen = the SCH_SCREEN* screen that we search for
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* @param aList = the SCH_SHEET_PATH* that must be used
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* @return true if found
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*/
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bool LocatePathOfScreen( SCH_SCREEN* aScreen, SCH_SHEET_PATH* aList );
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/**
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* Function CountSheets
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* calculates the number of sheets found in "this"
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* this number includes the full subsheets count
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* @return the full count of sheets+subsheets contained by "this"
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*/
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int CountSheets();
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/**
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* Function GetFileName
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* return the filename corresponding to this sheet
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* @return a wxString containing the filename
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*/
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wxString GetFileName( void );
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// Set a new filename without changing anything else
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void SetFileName( const wxString& aFilename )
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{
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m_FileName = aFilename;
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}
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bool ChangeFileName( SCH_EDIT_FRAME* aFrame, const wxString& aFileName );
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//void RemoveSheet(SCH_SHEET* sheet);
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//to remove a sheet, just delete it
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//-- the destructor should take care of everything else.
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// Geometric transforms (used in block operations):
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/** virtual function Move
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* move item to a new position.
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* @param aMoveVector = the displacement vector
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*/
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virtual void Move( const wxPoint& aMoveVector )
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{
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m_Pos += aMoveVector;
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BOOST_FOREACH( SCH_SHEET_PIN & label, m_labels )
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{
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label.Move( aMoveVector );
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}
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}
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/** virtual function Mirror_Y
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* mirror item relative to an Y axis
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* @param aYaxis_position = the y axis position
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*/
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virtual void Mirror_Y( int aYaxis_position );
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virtual void Mirror_X( int aXaxis_position );
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virtual void Rotate( wxPoint rotationPoint );
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/**
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* Compare schematic sheet file and sheet name against search string.
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*
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* @param aSearchData - Criteria to search against.
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* @param aAuxData - a pointer on auxiliary data, if needed.
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* When searching string in REFERENCE field we must know the sheet path
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* This param is used in this case
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* @param aFindLocation - a wxPoint where to put the location of matched item. can be NULL.
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*
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* @return True if this item matches the search criteria.
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*/
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virtual bool Matches( wxFindReplaceData& aSearchData, void* aAuxData, wxPoint* aFindLocation );
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/**
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* Resize this sheet to aSize and adjust all of the labels accordingly.
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*
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* @param aSize - The new size for this sheet.
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*/
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void Resize( const wxSize& aSize );
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/**
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* Function GetSheetNamePosition
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* @return the position of the anchor of sheet name text
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*/
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wxPoint GetSheetNamePosition ();
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/**
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* Function GetFileNamePosition
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* @return the position of the anchor of filename text
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*/
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wxPoint GetFileNamePosition ();
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virtual void GetEndPoints( std::vector <DANGLING_END_ITEM>& aItemList );
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virtual bool IsDanglingStateChanged( std::vector< DANGLING_END_ITEM >& aItemList );
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virtual bool IsDangling() const;
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virtual bool IsSelectStateChanged( const wxRect& aRect );
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virtual bool IsConnectable() const { return true; }
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virtual void GetConnectionPoints( vector< wxPoint >& aPoints ) const;
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#if defined(DEBUG)
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// comment inherited by Doxygen from Base_Struct
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void Show( int nestLevel, std::ostream& os );
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#endif
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protected:
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/**
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* Renumber labels in list.
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*
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* This method is used internally by SCH_SHEET to update the label numbering
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* when the label list changes. Make sure you call this method any time a
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* label is added or removed.
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*/
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void renumberLabels();
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private:
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virtual bool doHitTest( const wxPoint& aPoint, int aAccuracy, SCH_FILTER_T aFilter ) const;
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virtual bool doHitTest( const EDA_Rect& aRect, bool aContained, int aAccuracy ) const;
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virtual EDA_ITEM* doClone() const;
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};
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#endif /* CLASS_DRAWSHEET_H */
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