kicad/eeschema/class_drawsheet.h

320 lines
11 KiB
C++

/********************************************/
/* Definitions for the EESchema program: */
/********************************************/
#ifndef CLASS_DRAWSHEET_H
#define CLASS_DRAWSHEET_H
#include "base_struct.h"
extern SCH_SHEET* g_RootSheet;
/**
* Pin (label) used in sheets to create hierarchical schematics.
*
* A SCH_SHEET_PIN is used to create a hierarchical sheet in the same way a
* pin is used in a component. It connects the objects in the sheet object
* to the objects in the schematic page to the objects in the page that is
* represented by the sheet. In a sheet object, a SCH_SHEET_PIN must be
* connected to a wire, bus, or label. In the schematic page represented by
* the sheet, it corresponds to a hierarchical label.
*/
class SCH_SHEET_PIN : public SCH_ITEM, public EDA_TextStruct
{
public:
int m_Edge, m_Shape;
bool m_IsDangling; // TRUE non connected
int m_Number; // used to numbered labels when writing data on file .
// m_Number >= 2
// value 0 is for sheet name and 1 for sheet filename
public: SCH_SHEET_PIN( SCH_SHEET* parent,
const wxPoint& pos = wxPoint( 0, 0 ),
const wxString& text = wxEmptyString );
~SCH_SHEET_PIN() { }
virtual wxString GetClass() const
{
return wxT( "SCH_SHEET_PIN" );
}
SCH_SHEET_PIN* GenCopy();
SCH_SHEET_PIN* Next()
{
return ( SCH_SHEET_PIN*) Pnext;
}
void Place( WinEDA_SchematicFrame* frame,
wxDC* DC );
void Draw( WinEDA_DrawPanel* panel,
wxDC* DC,
const wxPoint& offset,
int draw_mode,
int Color = -1 );
/**
* Function Save
* writes the data structures for this object out to a FILE in "*.sch"
* format.
* @param aFile The FILE to write to.
* @return bool - true if success writing else false.
*/
bool Save( FILE* aFile ) const;
#if defined(DEBUG)
// comment inherited by Doxygen from Base_Struct
void Show( int nestLevel, std::ostream& os );
#endif
/** Function GetPenSize
* @return the size of the "pen" that be used to draw or plot this item
*/
virtual int GetPenSize();
/** function CreateGraphicShape
* Calculates the graphic shape (a polygon) associated to the text
* @param aCorner_list = list to fill with polygon corners coordinates
* @param Pos = Position of the shape
*/
void CreateGraphicShape( std::vector <wxPoint>& aCorner_list,
const wxPoint& Pos );
// Geometric transforms (used in block operations):
/** virtual function Move
* move item to a new position.
* @param aMoveVector = the displacement vector
*/
virtual void Move( const wxPoint& aMoveVector )
{
m_Pos += aMoveVector;
}
/** virtual function Mirror_Y
* mirror item relative to an Y axis
* @param aYaxis_position = the y axis position
*/
virtual void Mirror_Y( int aYaxis_position )
{
m_Edge = m_Edge ? 0 : 1;
m_Pos.x -= aYaxis_position;
NEGATE( m_Pos.x );
m_Pos.x += aYaxis_position;
}
};
/* class SCH_SHEET
* This class is the sheet symbol placed in a schematic, and is the entry point
* for a sub schematic
*/
class SCH_SHEET : public SCH_ITEM
{
public:
wxString m_SheetName; /* this is equivalent to C101 for
* components: it is stored in F0 ...
* of the file. */
private:
wxString m_FileName; /*also in SCH_SCREEN (redundant),
* but need it here for loading after
* reading the sheet description from
* file. */
public:
int m_SheetNameSize; /* Size (height) of the text, used to
* draw the sheet name */
int m_FileNameSize; /* Size (height) of the text, used to
* draw the file name */
wxPoint m_Pos;
wxSize m_Size; /* Position and Size of *sheet symbol */
int m_Layer;
SCH_SHEET_PIN* m_Label; /* Points Be connection, linked
* list.*/
int m_NbLabel; /* Pins sheet (corresponding to
* hierarchical labels) count */
SCH_SCREEN* m_AssociatedScreen; /* Associated Screen which
* handle the physical data
* In complex hierarchies we
* can have many SCH_SHEET
* using the same data
*/
public:
SCH_SHEET( const wxPoint& pos = wxPoint( 0, 0 ) );
~SCH_SHEET();
virtual wxString GetClass() const
{
return wxT( "SCH_SHEET" );
}
/**
* Function Save
* writes the data structures for this object out to a FILE in "*.sch"
* format.
* @param aFile The FILE to write to.
* @return bool - true if success writing else false.
*/
bool Save( FILE* aFile ) const;
void Place( WinEDA_SchematicFrame* frame, wxDC* DC );
SCH_SHEET* GenCopy();
void DisplayInfo( WinEDA_DrawFrame* frame );
/** Function CleanupSheet
* Delete pinsheets which are not corresponding to a hierarchical label
* @param aRedraw = true to redraw Sheet
* @param aFrame = the schematic frame
*/
void CleanupSheet( WinEDA_SchematicFrame* frame, bool aRedraw );
/** Function GetPenSize
* @return the size of the "pen" that be used to draw or plot this item
*/
virtual int GetPenSize();
/** Function Draw
* Draw the hierarchical sheet shape
* @param aPanel = the current DrawPanel
* @param aDc = the current Device Context
* @param aOffset = draw offset (usually wxPoint(0,0))
* @param aDrawMode = draw mode
* @param aColor = color used to draw sheet. Usually -1 to use the normal
* color for sheet items
*/
void Draw( WinEDA_DrawPanel* aPanel,
wxDC* aDC,
const wxPoint& aOffset,
int aDrawMode,
int aColor = -1 );
/** Function HitTest
* @return true if the point aPosRef is within item area
* @param aPosRef = a wxPoint to test
*/
bool HitTest( const wxPoint& aPosRef );
/** Function GetBoundingBox
* @return an EDA_Rect giving the bounding box of the sheet
*/
EDA_Rect GetBoundingBox();
void SwapData( SCH_SHEET* copyitem );
/** Function ComponentCount
* count our own components, without the power components.
* @return the component count.
*/
int ComponentCount();
/** Function Load.
* for the sheet: load the file m_FileName
* if a screen already exists, the file is already read.
* m_AssociatedScreen point on the screen, and its m_RefCount is
* incremented
* else creates a new associated screen and load the data file.
* @param aFrame = a WinEDA_SchematicFrame pointer to the maim schematic
* frame
* @return true if OK
*/
bool Load( WinEDA_SchematicFrame* aFrame );
/** Function SearchHierarchy
* search the existing hierarchy for an instance of screen "FileName".
* @param aFilename = the filename to find
* @param aFilename = a location to return a pointer to the screen (if
* found)
* @return bool if found, and a pointer to the screen
*/
bool SearchHierarchy( wxString aFilename, SCH_SCREEN** aScreen );
/** Function LocatePathOfScreen
* search the existing hierarchy for an instance of screen "FileName".
* don't bother looking at the root sheet - it must be unique,
* no other references to its m_AssociatedScreen otherwise there would be
* loops
* in the hierarchy.
* @param aScreen = the SCH_SCREEN* screen that we search for
* @param aList = the SCH_SHEET_PATH* that must be used
* @return true if found
*/
bool LocatePathOfScreen( SCH_SCREEN* aScreen,
SCH_SHEET_PATH* aList );
/** Function CountSheets
* calculates the number of sheets found in "this"
* this number includes the full subsheets count
* @return the full count of sheets+subsheets contained by "this"
*/
int CountSheets();
/** Function GetFileName
* return the filename corresponding to this sheet
* @return a wxString containing the filename
*/
wxString GetFileName( void );
// Set a new filename without changing anything else
void SetFileName( const wxString& aFilename )
{
m_FileName = aFilename;
}
/** Function ChangeFileName
* Set a new filename and manage data and associated screen
* The main difficulty is the filename change in a complex hierarchy.
* - if new filename is not already used: change to the new name (and if an
* existing file is found, load it on request)
* - if new filename is already used (a complex hierarchy) : reference the
* sheet.
* @param aFileName = the new filename
* @param aFrame = the schematic frame
*/
bool ChangeFileName( WinEDA_SchematicFrame* aFrame,
const wxString& aFileName );
//void RemoveSheet(SCH_SHEET* sheet);
//to remove a sheet, just delete it
//-- the destructor should take care of everything else.
// Geometric transforms (used in block operations):
/** virtual function Move
* move item to a new position.
* @param aMoveVector = the displacement vector
*/
virtual void Move( const wxPoint& aMoveVector )
{
m_Pos += aMoveVector;
SCH_SHEET_PIN* label = m_Label;
while( label != NULL )
{
label->Move( aMoveVector );
label = label->Next();
}
}
/** virtual function Mirror_Y
* mirror item relative to an Y axis
* @param aYaxis_position = the y axis position
*/
virtual void Mirror_Y( int aYaxis_position );
#if defined(DEBUG)
// comment inherited by Doxygen from Base_Struct
void Show( int nestLevel, std::ostream& os );
#endif
};
#endif /* CLASS_DRAWSHEET_H */