kicad/include/base_struct.h

758 lines
23 KiB
C++

/*********************************************************************/
/* base_struct.h : Basic classes for most kicad item descriptions */
/*********************************************************************/
#ifndef BASE_STRUCT_H
#define BASE_STRUCT_H
#if defined (DEBUG)
#include <iostream> // needed for Show()
extern std::ostream& operator <<( std::ostream& out, const wxSize& size );
extern std::ostream& operator <<( std::ostream& out, const wxPoint& pt );
#endif
/* Id for class identification, at run time */
enum KICAD_T {
NOT_USED = -1, // the 3d code uses this value
EOT = 0, // search types array terminator (End Of Types)
TYPE_NOT_INIT = 0,
TYPEPCB,
// Items in pcb
PCB_EQUIPOT_STRUCT_TYPE,
TYPEMODULE,
TYPEPAD,
TYPEDRAWSEGMENT,
TYPETEXTE,
TYPETEXTEMODULE,
TYPEEDGEMODULE,
TYPETRACK,
TYPEZONE,
TYPEVIA,
TYPEMARKER,
TYPECOTATION,
TYPEMIRE,
TYPESCREEN,
TYPEBLOCK,
TYPEZONE_UNUSED,
TYPEZONE_EDGE_CORNER,
TYPEZONE_CONTAINER,
// Draw Items in schematic
DRAW_POLYLINE_STRUCT_TYPE,
DRAW_JUNCTION_STRUCT_TYPE,
TYPE_SCH_TEXT,
TYPE_SCH_LABEL,
TYPE_SCH_GLOBALLABEL,
TYPE_SCH_HIERLABEL,
TYPE_SCH_COMPONENT,
DRAW_PICK_ITEM_STRUCT_TYPE,
DRAW_SEGMENT_STRUCT_TYPE,
DRAW_BUSENTRY_STRUCT_TYPE,
DRAW_SHEET_STRUCT_TYPE,
DRAW_SHEETLABEL_STRUCT_TYPE,
DRAW_MARKER_STRUCT_TYPE,
DRAW_NOCONNECT_STRUCT_TYPE,
DRAW_PART_TEXT_STRUCT_TYPE,
// General
SCREEN_STRUCT_TYPE,
BLOCK_LOCATE_STRUCT_TYPE,
// Draw Items in library component
LIBCOMPONENT_STRUCT_TYPE,
COMPONENT_ARC_DRAW_TYPE,
COMPONENT_CIRCLE_DRAW_TYPE,
COMPONENT_GRAPHIC_TEXT_DRAW_TYPE,
COMPONENT_RECT_DRAW_TYPE,
COMPONENT_POLYLINE_DRAW_TYPE,
COMPONENT_LINE_DRAW_TYPE,
COMPONENT_PIN_DRAW_TYPE,
COMPONENT_FIELD_DRAW_TYPE,
// End value
MAX_STRUCT_TYPE_ID
};
enum SEARCH_RESULT {
SEARCH_QUIT,
SEARCH_CONTINUE
};
class EDA_BaseStruct;
class WinEDA_DrawFrame;
class BOARD;
class EDA_Rect;
/**
* Class INSPECTOR
* is an abstract class that is used to inspect and possibly collect the
* (search) results of Iterating over a list or tree of KICAD_T objects.
* Extend from this class and implement the Inspect function and provide for
* a way for the extension to collect the results of the search/scan data and
* provide them to the caller.
*/
class INSPECTOR
{
public:
virtual ~INSPECTOR()
{
}
/**
* Function Inspect
* is the examining function within the INSPECTOR which is passed to the
* Iterate function. It is used primarily for searching, but not limited to
* that. It can also collect or modify the scanned objects.
*
* @param testItem An EDA_BaseStruct to examine.
* @param testData is arbitrary data needed by the inspector to determine
* if the BOARD_ITEM under test meets its match criteria.
* @return SEARCH_RESULT - SEARCH_QUIT if the Iterator is to stop the scan,
* else SCAN_CONTINUE;
*/
SEARCH_RESULT virtual Inspect( EDA_BaseStruct * testItem,
const void* testData ) = 0;
};
/**
* Class EDA_Rect
* handles the component boundary box.
* This class is similar to wxRect, but some wxRect functions are very curious,
* so I prefer this suitable class
*/
class EDA_Rect
{
public:
wxPoint m_Pos; // Rectangle Origin
wxSize m_Size; // Rectangle Size
public:
EDA_Rect() { };
EDA_Rect( const wxPoint& aPos, const wxSize& aSize ) :
m_Pos( aPos ), m_Size( aSize )
{}
wxPoint Centre()
{
return wxPoint( m_Pos.x + (m_Size.x >> 1), m_Pos.y + (m_Size.y >> 1) );
}
void Normalize(); // Ensure the height and width are >= 0
bool Inside( const wxPoint& point ); // Return TRUE if point is in Rect
bool Inside( int x, int y ) { return Inside( wxPoint( x, y ) ); }
wxSize GetSize() { return m_Size; }
int GetX() { return m_Pos.x; }
int GetY() { return m_Pos.y; }
wxPoint GetOrigin() { return m_Pos; }
wxPoint GetPosition() { return m_Pos; }
wxPoint GetEnd() { return wxPoint( GetRight(), GetBottom() ); }
int GetWidth() { return m_Size.x; }
int GetHeight() { return m_Size.y; }
int GetRight() { return m_Pos.x + m_Size.x; }
int GetBottom() { return m_Pos.y + m_Size.y; }
void SetOrigin( const wxPoint& pos ) { m_Pos = pos; }
void SetOrigin( int x, int y ) { m_Pos.x = x; m_Pos.y = y; }
void SetSize( const wxSize& size ) { m_Size = size; }
void SetSize( int w, int h ) { m_Size.x = w; m_Size.y = h; }
void Offset( int dx, int dy ) { m_Pos.x += dx; m_Pos.y += dy; }
void Offset( const wxPoint& offset ) { m_Pos.x += offset.x; m_Pos.y += offset.y; }
void SetX( int val ) { m_Pos.x = val; }
void SetY( int val ) { m_Pos.y = val; }
void SetWidth( int val ) { m_Size.x = val; }
void SetHeight( int val ) { m_Size.y = val; }
void SetEnd( const wxPoint& pos )
{
m_Size.x = pos.x - m_Pos.x; m_Size.y = pos.y - m_Pos.y;
}
/**
* Function Intersects
* @return bool - true if the argument rectangle intersects this rectangle.
*/
bool Intersects( const EDA_Rect aRect ) const;
/**
* Function operator(wxRect)
* overloads the cast operator to return a wxRect
*/
operator wxRect() const { return wxRect( m_Pos, m_Size ); }
EDA_Rect& Inflate( wxCoord dx, wxCoord dy );
/** Function Merge
* Modify Position and Size of this in order to contain the given rect
* mainly used to calculate bounding boxes
* @param aRect = given rect to merge with this
*/
void Merge( const EDA_Rect & aRect );
};
/******************************************************/
/* Basic Classes : used classes are derived from them */
/******************************************************/
/** class EDA_BaseStruct
* Basic class, not directly used.
* All the kicad classes used to describe a shematic or a board item are derived from.
*/
class EDA_BaseStruct
{
private:
/**
* Run time identification, _keep private_ so it can never be changed after
* a constructor sets it. See comment near SetType() regarding virtual functions.
*/
KICAD_T m_StructType;
public:
EDA_BaseStruct* Pnext; /* Linked list: Link (next struct) */
EDA_BaseStruct* Pback; /* Linked list: Link (previous struct) */
EDA_BaseStruct* m_Parent; /* Linked list: Link (parent struct) */
EDA_BaseStruct* m_Son; /* Linked list: Link (son struct) */
EDA_BaseStruct* m_Image; /* Link to an image copy for undelete or abort command */
int m_Flags; // flags for editing and other misc. uses
#define IS_CHANGED (1 << 0)
#define IS_LINKED (1 << 1)
#define IN_EDIT (1 << 2)
#define IS_MOVED (1 << 3)
#define IS_NEW (1 << 4)
#define IS_RESIZED (1 << 5)
#define IS_DRAGGED (1 << 6)
#define IS_DELETED (1 << 7)
#define IS_WIRE_IMAGE (1 << 8)
#define STARTPOINT (1 << 9)
#define ENDPOINT (1 << 10)
#define SELECTED (1 << 11)
#define SELECTEDNODE (1 << 12) ///< flag indiquant que la structure a deja selectionnee
#define STRUCT_DELETED (1 << 13) ///< Bit flag de Status pour structures effacee
#define CANDIDATE (1 << 14) ///< flag indiquant que la structure est connectee
#define SKIP_STRUCT (1 << 15) ///< flag indiquant que la structure ne doit pas etre traitee
#define DO_NOT_DRAW (1 << 16) ///< Used to disable draw function
unsigned long m_TimeStamp; // Time stamp used for logical links
int m_Selected; /* Used by block commands, and selective editing */
private:
int m_Status;
private:
void InitVars();
public:
EDA_BaseStruct( EDA_BaseStruct* parent, KICAD_T idType );
EDA_BaseStruct( KICAD_T idType );
virtual ~EDA_BaseStruct() { };
/**
* Function Type
* returns the type of object. This attribute should never be changed after
* a constructor sets it, so there is no public "setter" method.
* @return KICAD_T - the type of object.
*/
KICAD_T Type() const { return m_StructType; }
EDA_BaseStruct* Next() const { return (EDA_BaseStruct*) Pnext; }
EDA_BaseStruct* Back() const { return (EDA_BaseStruct*) Pback; }
EDA_BaseStruct* GetParent() const { return (EDA_BaseStruct*) m_Parent; }
/* Gestion de l'etat (status) de la structure (active, deleted..) */
int GetState( int type ) const
{
return m_Status & type;
}
void SetState( int type, int state )
{
if( state )
m_Status |= type; // state = ON or OFF
else
m_Status &= ~type;
}
int ReturnStatus() const { return m_Status; }
void SetStatus( int new_status )
{
m_Status = new_status;
}
/* fonction de placement */
virtual void Place( WinEDA_DrawFrame* frame, wxDC* DC );
virtual void Draw( WinEDA_DrawPanel* panel,
wxDC* DC,
const wxPoint& offset,
int draw_mode,
int Color = -1 );
/**
* Function Display_Infos
* has knowledge about the frame and how and where to put status information
* about this object into the frame's message panel.
* @param frame A WinEDA_DrawFrame in which to print status information.
*/
virtual void Display_Infos( WinEDA_DrawFrame* frame )
{
// derived classes may implement this
}
/**
* Function HitTest
* tests if the given wxPoint is within the bounds of this object.
* @param refPos A wxPoint to test
* @return bool - true if a hit, else false
*/
virtual bool HitTest( const wxPoint& refPos )
{
return false; // derived classes should override this function
}
/**
* Function HitTest (overlayed)
* tests if the given EDA_Rect intersect this object.
* For now, an ending point must be inside this rect.
* @param refArea : the given EDA_Rect
* @return bool - true if a hit, else false
*/
virtual bool HitTest( EDA_Rect& refArea )
{
return false; // derived classes should override this function
}
/**
* Function GetBoundingBox
* returns the orthogonal, bounding box of this object for display purposes.
* This box should be an enclosing perimeter for visible components of this
* object, and the units should be in the pcb or schematic coordinate system.
* It is OK to overestimate the size by a few counts.
*/
virtual EDA_Rect GetBoundingBox()
{
#if defined (DEBUG)
printf("Missing GetBoundingBox()\n");
Show( 0, std::cout ); // tell me which classes still need GetBoundingBox support
#endif
// return a zero-sized box per default. derived classes should override this
EDA_Rect ret( wxPoint( 0, 0 ), wxSize( 0, 0 ) );
return ret;
}
/**
* Function IterateForward
* walks through the object tree calling the inspector() on each object
* type requested in scanTypes.
*
* @param listStart The first in a list of EDA_BaseStructs to iterate over.
* @param inspector Is an INSPECTOR to call on each object that is one of
* the requested scanTypes.
* @param testData Is an aid to testFunc, and should be sufficient to
* allow it to fully determine if an item meets the match criteria, but it
* may also be used to collect output.
* @param scanTypes A KICAD_T array that is EOT
* terminated, and provides both the order and interest level of of
* the types of objects to be iterated over.
* @return SEARCH_RESULT - SEARCH_QUIT if the called INSPECTOR returned
* SEARCH_QUIT, else SCAN_CONTINUE;
*/
static SEARCH_RESULT IterateForward( EDA_BaseStruct* listStart,
INSPECTOR* inspector,
const void* testData,
const KICAD_T scanTypes[] );
/**
* Function Visit
* may be re-implemented for each derived class in order to handle
* all the types given by its member data. Implementations should call
* inspector->Inspect() on types in scanTypes[], and may use IterateForward()
* to do so on lists of such data.
* @param inspector An INSPECTOR instance to use in the inspection.
* @param testData Arbitrary data used by the inspector.
* @param scanTypes Which KICAD_T types are of interest and the order
* is significant too, terminated by EOT.
* @return SEARCH_RESULT - SEARCH_QUIT if the Iterator is to stop the scan,
* else SCAN_CONTINUE, and determined by the inspector.
*/
virtual SEARCH_RESULT Visit( INSPECTOR* inspector, const void* testData,
const KICAD_T scanTypes[] );
/**
* Function GetClass
* returns the class name.
* @return wxString
*/
virtual wxString GetClass() const
{
return wxT( "EDA_BaseStruct" );
}
/**
* Function DeleteStructList
* deletes each item in a linked list of EDA_BaseStructs, starting with
* "this" object.
*/
void DeleteStructList();
/**
* Function AddToChain
* adds this item just after laststruct in a linked list established
* by the Prev and Back pointers of my base EDA_BaseStruct.
* @deprecated
* @param laststruct The item to add after
*/
void AddToChain( EDA_BaseStruct* laststruct );
#if defined (DEBUG)
/**
* Function Show
* is used to output the object tree, currently for debugging only.
* @param nestLevel An aid to prettier tree indenting, and is the level
* of nesting of this object within the overall tree.
* @param os The ostream& to output to.
*/
virtual void Show( int nestLevel, std::ostream& os );
/**
* Function NestedSpace
* outputs nested space for pretty indenting.
* @param nestLevel The nest count
* @param os The ostream&, where to output
* @return std::ostream& - for continuation.
**/
static std::ostream& NestedSpace( int nestLevel, std::ostream& os );
#endif
};
// Text justify:
// Values -1,0,1 are used in computations, do not change them
typedef enum {
GR_TEXT_HJUSTIFY_LEFT = -1,
GR_TEXT_HJUSTIFY_CENTER = 0,
GR_TEXT_HJUSTIFY_RIGHT = 1
} GRTextHorizJustifyType;
typedef enum {
GR_TEXT_VJUSTIFY_TOP = -1,
GR_TEXT_VJUSTIFY_CENTER = 0,
GR_TEXT_VJUSTIFY_BOTTOM = 1
} GRTextVertJustifyType;
/* controle des remplissages a l'ecran (Segments textes...)*/
#define FILAIRE 0
#define FILLED 1
#define SKETCH 2
#define DEFAULT_SIZE_TEXT 60 /* default text height (in mils or 1/1000") */
/** class EDA_TextStruct
* basic class to handle texts (labels, texts on components or footprints ..)
* not used directly.
* the text classes are derived from EDA_BaseStruct and EDA_TextStruct
*/
class EDA_TextStruct
{
public:
wxString m_Text; /* text! */
wxPoint m_Pos; /* XY position of anchor text. */
wxSize m_Size; /* XY size of text */
int m_Width; /* text width */
int m_Orient; /* Orient in 0.1 degrees */
int m_Miroir; // Display Normal / mirror
int m_Attributs; /* flags (visible...) */
int m_CharType; /* normal, bold, italic ... */
int m_HJustify, m_VJustify; /* Horiz and Vert Justifications */
int m_ZoomLevelDrawable; /* zoom level to draw text.
* if zoom < m_ZoomLevelDrawable: the text is drawn as a single line */
int* m_TextDrawings; /* list of segments to draw, for the Draw function */
int m_TextDrawingsSize; /* segment count */
public:
EDA_TextStruct( const wxString& text = wxEmptyString );
virtual ~EDA_TextStruct();
void CreateDrawData();
int GetLength() const { return m_Text.Length(); };
/** Function Pitch()
* @return distance between 2 caracteres
*/
int Pitch();
void Draw( WinEDA_DrawPanel* panel, wxDC* DC,
const wxPoint& offset, int color,
int draw_mode, int display_mode = FILAIRE, int anchor_color = -1 );
/**
* Function HitTest
* tests if the given wxPoint is within the bounds of this object.
* @param ref_pos A wxPoint to test
* @return bool - true if a hit, else false
*/
bool HitTest( const wxPoint& ref_pos );
/**
* Function HitTest (overlayed)
* tests if the given EDA_Rect intersect this object.
* For now, the anchor must be inside this rect.
* @param refArea : the given EDA_Rect
* @return bool - true if a hit, else false
*/
bool HitTest( EDA_Rect& refArea );
/**
* Function Len_Size
* Return the text lenght in internal units
*/
int Len_Size();
};
/**
* Class BOARD_ITEM
* is a base class for any item which can be embedded within the BOARD
* container class, and therefore instances of derived classes should only be
* found in PCBNEW or other programs that use class BOARD and its contents.
* The corresponding class in EESCHEMA seems to be DrawPartStruct.
*/
class BOARD_ITEM : public EDA_BaseStruct
{
protected:
int m_Layer;
public:
BOARD_ITEM( BOARD_ITEM* StructFather, KICAD_T idtype ) :
EDA_BaseStruct( StructFather, idtype )
, m_Layer( 0 )
{
}
BOARD_ITEM( const BOARD_ITEM& src ) :
EDA_BaseStruct( src.m_Parent, src.Type() )
, m_Layer( src.m_Layer )
{
}
/**
* A value of wxPoint(0,0) which can be passed to the Draw() functions.
*/
static wxPoint ZeroOffset;
BOARD_ITEM* Next() const { return (BOARD_ITEM*) Pnext; }
BOARD_ITEM* Back() const { return (BOARD_ITEM*) Pback; }
BOARD_ITEM* GetParent() const { return (BOARD_ITEM*) m_Parent; }
/**
* Function GetPosition
* returns the position of this object.
* @return wxPoint& - The position of this object, non-const so it
* can be changed
*/
virtual wxPoint& GetPosition() = 0;
/**
* Function GetLayer
* returns the layer this item is on.
*/
int GetLayer() const { return m_Layer; }
/**
* Function SetLayer
* sets the layer this item is on.
* @param aLayer The layer number.
*/
void SetLayer( int aLayer ) { m_Layer = aLayer; }
/**
* Function Draw
* overrides Draw() from EDA_BaseStruct in order to make it virtual
* without the default color argument, which is more appropriate for
* BOARD_ITEMs which have their own color information.
*/
virtual void Draw( WinEDA_DrawPanel* panel, wxDC* DC,
int aDrawMode, const wxPoint& offset = ZeroOffset ) = 0;
/**
* Function IsOnLayer
* tests to see if this object is on the given layer. Is virtual so
* objects like D_PAD, which reside on multiple layers can do their own
* form of testing.
* @param aLayer The layer to test for.
* @return bool - true if on given layer, else false.
*/
virtual bool IsOnLayer( int aLayer ) const
{
return m_Layer == aLayer;
}
/**
* Function IsLocked
* @return bool - true if the object is locked, else false
*/
virtual bool IsLocked() const
{
return false; // only MODULEs can be locked at this time.
}
/**
* Function UnLink
* detaches this object from its owner.
*/
virtual void UnLink() = 0;
/**
* Function DeleteStructure
* deletes this object after UnLink()ing it from its owner.
*/
void DeleteStructure()
{
UnLink();
delete this;
}
/**
* Function MenuText
* returns the text to use in any menu type UI control which must uniquely
* identify this item.
* @param aBoard The PCB in which this item resides, needed for Net lookup.
* @return wxString
* @todo: maybe: make this virtual and split into each derived class
*/
wxString MenuText( const BOARD* aBoard ) const;
/**
* Function MenuIcon
* @return const char** - The XPM to use in any UI control which can help
* identify this item.
* @todo: make this virtual and split into each derived class
*/
const char** MenuIcon() const;
/**
* Function Save
* writes the data structures for this object out to a FILE in "*.brd" format.
* @param aFile The FILE to write to.
* @return bool - true if success writing else false.
*/
virtual bool Save( FILE* aFile ) const = 0;
};
/**
* Class SCH_ITEM
* is a base class for any item which can be embedded within the SCHEMATIC
* container class, and therefore instances of derived classes should only be
* found in EESCHEMA or other programs that use class SCHEMATIC and its contents.
* The corresponding class in PCBNEW is BOARD_ITEM.
*/
class SCH_ITEM : public EDA_BaseStruct
{
protected:
int m_Layer;
public:
SCH_ITEM( EDA_BaseStruct* aParent, KICAD_T aType ) :
EDA_BaseStruct( aParent, aType ),
m_Layer( 0 )
{
}
~SCH_ITEM(){}
virtual wxString GetClass() const
{
return wxT( "SCH_ITEM" );
}
};
/**
* Class DrawPickedStruct
* holds structures picked by pick events (like block selection).
* This class has only one useful member: .m_PickedStruct, used as a link.
* It is used to create a linked list of selected items (in block selection).
* Each DrawPickedStruct item has is member: .m_PickedStruct pointing the
* real selected item.
*/
class DrawPickedStruct : public SCH_ITEM
{
public:
EDA_BaseStruct* m_PickedStruct;
public:
DrawPickedStruct( EDA_BaseStruct* pickedstruct = NULL );
~DrawPickedStruct();
void Place( WinEDA_DrawFrame* frame, wxDC* DC ) { };
void DeleteWrapperList();
DrawPickedStruct* Next() { return (DrawPickedStruct*) Pnext; }
EDA_Rect GetBoundingBox();
/**
* Function GetBoundingBoxUnion
* returns the union of all the BoundingBox rectangles of all held items
* in the picklist whose list head is this DrawPickedStruct.
* @return EDA_Rect - The combined, composite, bounding box.
*/
EDA_Rect GetBoundingBoxUnion();
wxString GetClass() const { return wxT( "DrawPickedStruct" ); }
#if defined(DEBUG)
void Show( int nestLevel, std::ostream& os );
#endif
};
#endif /* BASE_STRUCT_H */