Code cleaning

CHANGELOG.txt

@@ -5,6 +5,13 @@ Started 2007-June-11
 Please add newer entries at the top, list the date and your name with
 email address.
 
+2009-Jan-02 UPDATE Jean-Pierre Charras <jean-pierre.charras@inpg.fr>
+================================================================================
+++Eeschema:
+    Code cleaning.
+    LibDrawPolyline uses now std::vector<wxPoint> to handle corners.
+
+
 
 2008-Dec-31 UPDATE Jean-Pierre Charras <jean-pierre.charras@inpg.fr>
 ================================================================================

eeschema/block.cpp

@@ -23,9 +23,9 @@ static SCH_ITEM*          CopyStruct( WinEDA_DrawPanel* panel,
                                       BASE_SCREEN*      screen,
                                       SCH_ITEM*         DrawStruct );
 static void               CollectStructsToDrag( SCH_SCREEN* screen );
-static void               AddPickedItem( SCH_SCREEN* screen, wxPoint position );
-static LibEDA_BaseStruct* GetNextPinPosition( SCH_COMPONENT* DrawLibItem,
-                                              wxPoint&       position );
+static void               AddPickedItem( SCH_SCREEN* screen, wxPoint aPosition );
+static LibEDA_BaseStruct* GetNextPinPosition( SCH_COMPONENT* aDrawLibItem,
+                                              wxPoint&       aPosition );
 static void               DrawMovingBlockOutlines( WinEDA_DrawPanel* panel,
                                                    wxDC*             DC,
                                                    bool              erase );
@@ -182,9 +182,7 @@ void WinEDA_SchematicFrame::HandleBlockPlace( wxDC* DC )
 
     /* clear struct.m_Flags  */
     SCH_ITEM* Struct;
-    for( Struct = GetScreen()->EEDrawList;
-        Struct != NULL;
-        Struct = Struct->Next() )
+    for( Struct = GetScreen()->EEDrawList; Struct != NULL; Struct = Struct->Next() )
         Struct->m_Flags = 0;
 
     DrawPanel->ManageCurseur = NULL;
@@ -203,9 +201,7 @@ void WinEDA_SchematicFrame::HandleBlockPlace( wxDC* DC )
         block->m_BlockDrawStruct = NULL;
     }
 
-    SetToolID( m_ID_current_state,
-               DrawPanel->m_PanelDefaultCursor,
-               wxEmptyString );
+    SetToolID( m_ID_current_state, DrawPanel->m_PanelDefaultCursor, wxEmptyString );
 }
 
 
@@ -1152,10 +1148,7 @@ bool PlaceStruct( BASE_SCREEN* screen, SCH_ITEM* DrawStruct )
     if( !DrawStruct )
         return FALSE;
 
-    move_vector.x = screen->m_Curseur.x -
-                    screen->BlockLocate.m_BlockLastCursorPosition.x;
-    move_vector.y = screen->m_Curseur.y -
-                    screen->BlockLocate.m_BlockLastCursorPosition.y;
+    move_vector = screen->m_Curseur - screen->BlockLocate.m_BlockLastCursorPosition;
 
     switch( DrawStruct->Type() )
     {
@@ -1709,8 +1702,8 @@ static void AddPickedItem( SCH_SCREEN* screen, wxPoint position )
 
 
 /*********************************************************************************/
-static LibEDA_BaseStruct* GetNextPinPosition( SCH_COMPONENT* DrawLibItem,
-                                              wxPoint&       position )
+static LibEDA_BaseStruct* GetNextPinPosition( SCH_COMPONENT* aDrawLibItem,
+                                              wxPoint&       aPosition )
 /*********************************************************************************/
 {
     EDA_LibComponentStruct* Entry;
@@ -1720,19 +1713,19 @@ static LibEDA_BaseStruct* GetNextPinPosition( SCH_COMPONENT* DrawLibItem,
     int orient;
     LibDrawPin* Pin;
 
-    if( DrawLibItem )
+    if( aDrawLibItem )
     {
         NextItem = NULL;
         if( ( Entry =
-                 FindLibPart( DrawLibItem->m_ChipName.GetData(), wxEmptyString,
+                 FindLibPart( aDrawLibItem->m_ChipName.GetData(), wxEmptyString,
                               FIND_ROOT ) ) == NULL )
             return NULL;
         DEntry  = Entry->m_Drawings;
-        Multi   = DrawLibItem->m_Multi;
-        convert = DrawLibItem->m_Convert;
-        PartX   = DrawLibItem->m_Pos.x;
-        PartY   = DrawLibItem->m_Pos.y;
-        memcpy( TransMat, DrawLibItem->m_Transform, sizeof(TransMat) );
+        Multi   = aDrawLibItem->m_Multi;
+        convert = aDrawLibItem->m_Convert;
+        PartX   = aDrawLibItem->m_Pos.x;
+        PartY   = aDrawLibItem->m_Pos.y;
+        memcpy( TransMat, aDrawLibItem->m_Transform, sizeof(TransMat) );
     }
     else
         DEntry = NextItem;
@@ -1753,10 +1746,7 @@ static LibEDA_BaseStruct* GetNextPinPosition( SCH_COMPONENT* DrawLibItem,
         orient = Pin->ReturnPinDrawOrient( TransMat );
 
         /* Calcul de la position du point de reference */
-        position.x = PartX + (TransMat[0][0] *Pin->m_Pos.x)
-                     + (TransMat[0][1] *Pin->m_Pos.y);
-        position.y = PartY + (TransMat[1][0] *Pin->m_Pos.x)
-                     + (TransMat[1][1] *Pin->m_Pos.y);
+        aPosition = TransformCoordinate( TransMat, Pin->m_Pos);
         NextItem = DEntry->Next();
         return DEntry;
     }

eeschema/block_libedit.cpp

 /****************************************************/
-/*	BLOCK.CPP										*/
+/*	block_libedt.cpp       							*/
 /* Gestion des Operations sur Blocks et Effacements */
 /****************************************************/
 
@@ -139,11 +139,11 @@ int MarkItemsInBloc( EDA_LibComponentStruct* LibComponent,
 
         case COMPONENT_POLYLINE_DRAW_TYPE:
         {
-            int  ii, imax = ( (LibDrawPolyline*) item )->m_CornersCount * 2;
-            int* ptpoly = ( (LibDrawPolyline*) item )->m_PolyList;
-            for( ii = 0; ii < imax; ii += 2 )
+            int  ii, imax = ( (LibDrawPolyline*) item )->GetCornerCount();
+            for( ii = 0; ii < imax; ii ++ )
             {
-                pos.x = ptpoly[ii]; pos.y = -ptpoly[ii + 1];
+                pos = ( (LibDrawPolyline*) item )->m_PolyPoints[ii];
+                NEGATE( pos.y );
                 if( Rect.Inside( pos ) )
                 {
                     item->m_Selected = IS_SELECTED;
@@ -537,7 +537,7 @@ void MoveMarkedItems( EDA_LibComponentStruct* LibEntry, wxPoint offset )
     if( LibEntry == NULL )
         return;
 
-    offset.y = -offset.y;  // Y axis for lib items is Down to Up: reverse y offset value
+    NEGATE( offset.y );  // Y axis for lib items is Down to Up: reverse y offset value
     item = LibEntry->m_Drawings;
     for( ; item != NULL; item = item->Next() )
     {
@@ -547,42 +547,31 @@ void MoveMarkedItems( EDA_LibComponentStruct* LibEntry, wxPoint offset )
         switch( item->Type() )
         {
         case COMPONENT_PIN_DRAW_TYPE:
-            ( (LibDrawPin*) item )->m_Pos.x += offset.x;
-            ( (LibDrawPin*) item )->m_Pos.y += offset.y;
+            ( (LibDrawPin*) item )->m_Pos += offset;
             break;
 
         case COMPONENT_ARC_DRAW_TYPE:
         {
-            ( (LibDrawArc*) item )->m_Pos.x      += offset.x;
-            ( (LibDrawArc*) item )->m_Pos.y      += offset.y;
-            ( (LibDrawArc*) item )->m_ArcStart.x += offset.x;
-            ( (LibDrawArc*) item )->m_ArcStart.y += offset.y;
-            ( (LibDrawArc*) item )->m_ArcEnd.x   += offset.x;
-            ( (LibDrawArc*) item )->m_ArcEnd.y   += offset.y;
+            ( (LibDrawArc*) item )->m_Pos     += offset;
+            ( (LibDrawArc*) item )->m_ArcStart += offset;
+            ( (LibDrawArc*) item )->m_ArcEnd   += offset;
             break;
         }
 
         case COMPONENT_CIRCLE_DRAW_TYPE:
-            ( (LibDrawCircle*) item )->m_Pos.x += offset.x;
-            ( (LibDrawCircle*) item )->m_Pos.y += offset.y;
+            ( (LibDrawCircle*) item )->m_Pos += offset;
             break;
 
         case COMPONENT_RECT_DRAW_TYPE:
-            ( (LibDrawSquare*) item )->m_Pos.x += offset.x;
-            ( (LibDrawSquare*) item )->m_Pos.y += offset.y;
-            ( (LibDrawSquare*) item )->m_End.x += offset.x;
-            ( (LibDrawSquare*) item )->m_End.y += offset.y;
+            ( (LibDrawSquare*) item )->m_Pos += offset;
+            ( (LibDrawSquare*) item )->m_End += offset;
             break;
 
         case COMPONENT_POLYLINE_DRAW_TYPE:
         {
-            int ii, imax = ( (LibDrawPolyline*) item )->m_CornersCount * 2;
-            int* ptpoly = ( (LibDrawPolyline*) item )->m_PolyList;
-            for( ii = 0; ii < imax; ii += 2 )
-            {
-                ptpoly[ii]     += offset.x;
-                ptpoly[ii + 1] += offset.y;
-            }
+            unsigned ii, imax = ( (LibDrawPolyline*) item )->GetCornerCount();
+            for( ii = 0; ii < imax; ii ++ )
+                ( (LibDrawPolyline*) item )->m_PolyPoints[ii] += offset;
         }
             break;
 
@@ -590,8 +579,7 @@ void MoveMarkedItems( EDA_LibComponentStruct* LibEntry, wxPoint offset )
             break;
 
         case COMPONENT_GRAPHIC_TEXT_DRAW_TYPE:
-            ( (LibDrawText*) item )->m_Pos.x += offset.x;
-            ( (LibDrawText*) item )->m_Pos.y += offset.y;
+            ( (LibDrawText*) item )->m_Pos += offset;
             break;
 
         default:
@@ -688,11 +676,10 @@ void MirrorMarkedItems( EDA_LibComponentStruct* LibEntry, wxPoint offset )
 
         case COMPONENT_POLYLINE_DRAW_TYPE:
         {
-            int ii, imax = ( (LibDrawPolyline*) item )->m_CornersCount * 2;
-            int* ptpoly = ( (LibDrawPolyline*) item )->m_PolyList;
-            for( ii = 0; ii < imax; ii += 2 )
+            unsigned ii, imax = ( (LibDrawPolyline*) item )->GetCornerCount();
+            for( ii = 0; ii < imax; ii ++ )
             {
-                SETMIRROR( ptpoly[ii] );
+                SETMIRROR( ( (LibDrawPolyline*) item )->m_PolyPoints[ii].x );
             }
         }
             break;

eeschema/class_libentry.cpp

@@ -118,7 +118,6 @@ EDA_Rect EDA_LibComponentStruct::GetBoundaryBox( int Unit, int Convert )
  **/
 {
     int                xmin, xmax, ymin, ymax, x1, y1;
-    int*               pt, ii;
     LibEDA_BaseStruct* DrawEntry;
     EDA_Rect           BoundaryBox;
 
@@ -232,21 +231,15 @@ EDA_Rect EDA_LibComponentStruct::GetBoundaryBox( int Unit, int Convert )
 
         case COMPONENT_POLYLINE_DRAW_TYPE:
         {
-            LibDrawPolyline* polyline = (LibDrawPolyline*) DrawEntry;
-            pt = polyline->m_PolyList;
-            for( ii = 0; ii < polyline->m_CornersCount; ii++ )
-            {
-                if( xmin > *pt )
-                    xmin = *pt;
-                if( xmax < *pt )
-                    xmax = *pt;
-                pt++;
-                if( ymin > *pt )
-                    ymin = *pt;
-                if( ymax < *pt )
-                    ymax = *pt;
-                pt++;
-            }
+            EDA_Rect rect = ((LibDrawPolyline*) DrawEntry)->GetBoundaryBox( );
+            xmin = MIN( xmin, rect.GetX() );
+            xmax = MAX( xmax, rect.GetX() );
+            ymin = MIN( ymin, rect.GetY() );
+            ymax = MAX( ymax, rect.GetY() );
+            xmin = MIN( xmin, rect.GetEnd().x );
+            xmax = MAX( xmax, rect.GetEnd().x );
+            ymin = MIN( ymin, rect.GetEnd().y );
+            ymax = MAX( ymax, rect.GetEnd().y );
         }
         break;
 
@@ -257,9 +250,7 @@ EDA_Rect EDA_LibComponentStruct::GetBoundaryBox( int Unit, int Convert )
 
     // Update the BoundaryBox. Remember the fact the screen Y axis is the reverse */
     NEGATE(ymax); NEGATE(ymin);    // Y is not is screen axis sense
-    // Ensure w and H > 0 (wxRect assume it)
-    if( xmax < xmin )
-        EXCHG( xmax, xmin );
+    // Ensure H > 0 (wxRect assume it)
     if( ymax < ymin )
         EXCHG( ymax, ymin );
     BoundaryBox.SetX( xmin ); BoundaryBox.SetWidth( xmax - xmin );

eeschema/classes_body_items.cpp

@@ -240,8 +240,8 @@ void LibDrawPolyline::Draw( WinEDA_DrawPanel* aPanel, wxDC* aDC,
 
     int         color     = ReturnLayerColor( LAYER_DEVICE );
     int         linewidth = MAX( m_Width, g_DrawMinimunLineWidth );
-    static int* Buf_Poly_Drawings = NULL;               // Buffer used to store current corners coordinates for drawings
-    static int  Buf_Poly_Size = 0;                      // Buffer used to store current corners coordinates for drawings
+    static wxPoint* Buf_Poly_Drawings = NULL;               // Buffer used to store current corners coordinates for drawings
+    static unsigned  Buf_Poly_Size = 0;                      // Buffer used to store current corners coordinates for drawings
 
     if( aColor < 0 )                                    // Used normal color or selected color
     {
@@ -254,25 +254,19 @@ void LibDrawPolyline::Draw( WinEDA_DrawPanel* aPanel, wxDC* aDC,
     // Set the size of the buffer od coordinates
     if( Buf_Poly_Drawings == NULL )
     {
-        Buf_Poly_Size     = m_CornersCount;
-        Buf_Poly_Drawings = (int*) MyMalloc( sizeof(int) * 2 * Buf_Poly_Size );
+        Buf_Poly_Size     = m_PolyPoints.size();
+        Buf_Poly_Drawings = (wxPoint*) MyMalloc( sizeof(wxPoint) * Buf_Poly_Size );
     }
-    else if( Buf_Poly_Size < m_CornersCount )
+    else if( Buf_Poly_Size < m_PolyPoints.size() )
     {
-        Buf_Poly_Size     = m_CornersCount;
-        Buf_Poly_Drawings = (int*) realloc( Buf_Poly_Drawings,
-            sizeof(int) * 2 * Buf_Poly_Size );
+        Buf_Poly_Size     = m_PolyPoints.size();
+        Buf_Poly_Drawings = (wxPoint*) realloc( Buf_Poly_Drawings,
+            sizeof(wxPoint) * Buf_Poly_Size );
     }
 
-    for( int ii = 0, jj = 0; ii < m_CornersCount; ii++, jj += 2 )
+    for( unsigned ii = 0; ii < m_PolyPoints.size(); ii++ )
     {
-        pos1.x = m_PolyList[jj];
-        pos1.y = m_PolyList[jj + 1];
-
-        pos1 = TransformCoordinate( aTransformMatrix, pos1 ) + aOffset;
-
-        Buf_Poly_Drawings[jj]     = pos1.x;
-        Buf_Poly_Drawings[jj + 1] = pos1.y;
+        Buf_Poly_Drawings[ii] = TransformCoordinate( aTransformMatrix, m_PolyPoints[ii] ) + aOffset;
     }
 
     FILL_T fill = aData ? NO_FILL : m_Fill;
@@ -280,15 +274,15 @@ void LibDrawPolyline::Draw( WinEDA_DrawPanel* aPanel, wxDC* aDC,
         fill = NO_FILL;
 
     if( fill == FILLED_WITH_BG_BODYCOLOR )
-        GRPoly( &aPanel->m_ClipBox, aDC, m_CornersCount,
-            (wxPoint*) Buf_Poly_Drawings, 1, linewidth, color,
+        GRPoly( &aPanel->m_ClipBox, aDC, m_PolyPoints.size(),
+            Buf_Poly_Drawings, 1, linewidth, color,
             ReturnLayerColor( LAYER_DEVICE_BACKGROUND ) );
     else if( fill == FILLED_SHAPE  )
-        GRPoly( &aPanel->m_ClipBox, aDC, m_CornersCount,
-            (wxPoint*) Buf_Poly_Drawings, 1, linewidth, color, color );
+        GRPoly( &aPanel->m_ClipBox, aDC,m_PolyPoints.size(),
+            Buf_Poly_Drawings, 1, linewidth, color, color );
     else
-        GRPoly( &aPanel->m_ClipBox, aDC, m_CornersCount,
-            (wxPoint*) Buf_Poly_Drawings, 0, linewidth, color, color );
+        GRPoly( &aPanel->m_ClipBox, aDC, m_PolyPoints.size(),
+            Buf_Poly_Drawings, 0, linewidth, color, color );
 }
 
 
@@ -520,8 +514,6 @@ LibDrawSegment* LibDrawSegment::GenCopy()
 
 LibDrawPolyline::LibDrawPolyline() : LibEDA_BaseStruct( COMPONENT_POLYLINE_DRAW_TYPE )
 {
-    m_CornersCount = 0;
-    m_PolyList = NULL;
     m_Fill   = NO_FILL;
     m_Width  = 0;
 }
@@ -532,16 +524,7 @@ LibDrawPolyline* LibDrawPolyline::GenCopy()
 /************************************************/
 {
     LibDrawPolyline* newitem = new LibDrawPolyline();
-
-    int size;
-
-    newitem->m_CornersCount = m_CornersCount;
-    size = sizeof(int) * 2 * m_CornersCount;
-    if( size )
-    {
-        newitem->m_PolyList = (int*) MyMalloc( size );
-        memcpy( newitem->m_PolyList, m_PolyList, size );
-    }
+    newitem->m_PolyPoints = m_PolyPoints;   // Vector copy
     newitem->m_Width   = m_Width;
     newitem->m_Unit    = m_Unit;
     newitem->m_Convert = m_Convert;
@@ -555,18 +538,55 @@ LibDrawPolyline* LibDrawPolyline::GenCopy()
 void LibDrawPolyline::AddPoint( const wxPoint& point )
 /***************************************************/
 
-/* add a point to the polyline coordinate list, and realloc the memory
+/* add a point to the polyline coordinate list
  */
 {
-    int allocsize;
+    m_PolyPoints.push_back( point );
+}
 
-    m_CornersCount++;
-    allocsize = 2 * sizeof(int) * m_CornersCount;
-    if( m_PolyList == NULL )
-        m_PolyList = (int*) MyMalloc( allocsize );
-    else
-        m_PolyList = (int*) realloc( m_PolyList, allocsize );
 
-    m_PolyList[(m_CornersCount * 2) - 2] = point.x;
-    m_PolyList[(m_CornersCount * 2) - 1] = -point.y;
+/** Function HitTest
+ * @return true if the point aPosRef is near a segment
+ * @param aPosRef = a wxPoint to test
+ * @param aThreshold = max distance to a segment
+ * @param aTransMat = the transform matrix
+ */
+bool LibDrawPolyline::HitTest( wxPoint aPosRef, int aThreshold, int aTransMat[2][2] )
+{
+
+    aPosRef = TransformCoordinate( aTransMat, aPosRef);
+    /* Move origin coordinate to segment start point */
+    wxPoint end;
+    for ( unsigned ii = 0; ii < m_PolyPoints.size() -1; ii++ )
+    {
+    aPosRef -= m_PolyPoints[0];
+    end = m_PolyPoints[1] - m_PolyPoints[0];
+
+    if( distance( end.x, end.y, aPosRef.x, aPosRef.y, aThreshold ) )
+        return true;
+    }
+
+    return false;
+}
+
+/** Function GetBoundaryBox
+ * @return the boundary box for this, in library coordinates
+ */
+EDA_Rect LibDrawPolyline::GetBoundaryBox( )
+{
+    EDA_Rect           BoundaryBox;
+    int xmin, xmax, ymin, ymax;
+    xmin = xmax = m_PolyPoints[0].x;
+    ymin = ymax = m_PolyPoints[0].y;
+    for( unsigned ii = 1; ii < GetCornerCount(); ii++ )
+    {
+        xmin = MIN( xmin, m_PolyPoints[0].x );
+        xmax = MAX( xmax, m_PolyPoints[0].x );
+        ymin = MIN( ymin, m_PolyPoints[0].y );
+        ymax = MAX( ymax, m_PolyPoints[0].y );
+    }
+    BoundaryBox.SetX( xmin ); BoundaryBox.SetWidth( xmax - xmin );
+    BoundaryBox.SetY( ymin ); BoundaryBox.SetHeight( ymax - ymin );
+
+    return BoundaryBox;
 }

eeschema/classes_body_items.h

@@ -413,24 +413,18 @@ public:
                int aDrawMode, void* aData, int aTransformMatrix[2][2] );
 };
 
-/*********************************************/
-/* Graphic Body Item: Polygon (set of lines) */
-/*********************************************/
+/**********************************************************/
+/* Graphic Body Item: Polygon and polyline (set of lines) */
+/**********************************************************/
 class LibDrawPolyline : public LibEDA_BaseStruct
 {
 public:
-    int  m_CornersCount;
-    int* m_PolyList;
     int     m_Width;        /* Tickness */
+    std::vector<wxPoint>		m_PolyPoints;   // list of points (>= 2)
 
 public:
     LibDrawPolyline();
-    ~LibDrawPolyline()
-    {
-        if( m_PolyList )
-            free( m_PolyList );
-    }
-
+    ~LibDrawPolyline() { }
 
     virtual wxString GetClass() const
     {
@@ -449,6 +443,24 @@ public:
     LibDrawPolyline*    GenCopy();
     void                AddPoint( const wxPoint& point );
 
+    /** Function GetCornerCount
+     * @return the number of corners
+     */
+    unsigned GetCornerCount() const { return m_PolyPoints.size(); }
+
+    /** Function HitTest
+     * @return true if the point aPosRef is near a segment
+     * @param aPosRef = a wxPoint to test
+     * @param aThreshold = max distance to a segment
+     * @param aTransMat = the transform matrix
+     */
+    bool HitTest( wxPoint aPosRef, int aThreshold, int aTransMat[2][2] );
+
+    /** Function GetBoundaryBox
+     * @return the boundary box for this, in library coordinates
+     */
+    EDA_Rect GetBoundaryBox( );
+
     void Draw( WinEDA_DrawPanel * aPanel, wxDC * aDC, const wxPoint &aOffset, int aColor,
                int aDrawMode, void* aData, int aTransformMatrix[2][2] );
 };

eeschema/dangling_ends.cpp

@@ -168,18 +168,12 @@ LibDrawPin* WinEDA_SchematicFrame::LocatePinEnd( SCH_ITEM* DrawList,  const wxPo
     pinpos = Pin->m_Pos;
 
     if( DrawLibItem == NULL )
-        pinpos.y = -pinpos.y;
+        NEGATE( pinpos.y );
 
     else
-    {
-        int x1 = pinpos.x, y1 = pinpos.y;
-        pinpos.x = DrawLibItem->m_Pos.x + DrawLibItem->m_Transform[0][0] * x1
-                   + DrawLibItem->m_Transform[0][1] * y1;
-        pinpos.y = DrawLibItem->m_Pos.y + DrawLibItem->m_Transform[1][0] * x1
-                   + DrawLibItem->m_Transform[1][1] * y1;
-    }
+        pinpos = TransformCoordinate( DrawLibItem->m_Transform, pinpos);
 
-    if( (pos.x == pinpos.x) && (pos.y == pinpos.y) )
+    if( pos == pinpos )
         return Pin;
     return NULL;
 }
@@ -292,16 +286,10 @@ wxPoint ReturnPinPhysicalPosition( LibDrawPin*             Pin,
     wxPoint PinPos = Pin->m_Pos;
 
     if( DrawLibItem == NULL )
-        PinPos.y = -PinPos.y;
+        NEGATE( PinPos.y );
 
     else
-    {
-        int x = Pin->m_Pos.x, y = Pin->m_Pos.y;
-        PinPos.x = DrawLibItem->m_Pos.x + DrawLibItem->m_Transform[0][0] * x
-                   + DrawLibItem->m_Transform[0][1] * y;
-        PinPos.y = DrawLibItem->m_Pos.y + DrawLibItem->m_Transform[1][0] * x
-                   + DrawLibItem->m_Transform[1][1] * y;
-    }
+        PinPos = TransformCoordinate( DrawLibItem->m_Transform, Pin->m_Pos);
 
     return PinPos;
 }

eeschema/dialog_edit_libentry_fields_in_lib.cpp

@@ -18,6 +18,8 @@
 // Local variables:
 static int s_SelectedRow;
 
+#define COLUMN_FIELD_NAME 0
+#define COLUMN_TEXT 1
 
 /*****************************************************************************************/
 class DIALOG_EDIT_LIBENTRY_FIELDS_IN_LIB : public DIALOG_EDIT_LIBENTRY_FIELDS_IN_LIB_BASE
@@ -146,10 +148,10 @@ void DIALOG_EDIT_LIBENTRY_FIELDS_IN_LIB::OnInitDialog( wxInitDialogEvent& event
     columnLabel.SetImage( -1 );
 
     columnLabel.SetText( _( "Name" ) );
-    fieldListCtrl->InsertColumn( 0, columnLabel );
+    fieldListCtrl->InsertColumn( COLUMN_FIELD_NAME, columnLabel );
 
     columnLabel.SetText( _( "Value" ) );
-    fieldListCtrl->InsertColumn( 1, columnLabel );
+    fieldListCtrl->InsertColumn( COLUMN_TEXT, columnLabel );
 
     wxString label = _( "Size" ) + ReturnUnitSymbol( g_UnitMetric );
     textSizeLabel->SetLabel( label );
@@ -298,27 +300,41 @@ void DIALOG_EDIT_LIBENTRY_FIELDS_IN_LIB::addFieldButtonHandler( wxCommandEvent&
 /*****************************************************************************************/
 void DIALOG_EDIT_LIBENTRY_FIELDS_IN_LIB::deleteFieldButtonHandler( wxCommandEvent& event )
 /*****************************************************************************************/
+/* Delete a field.
+ * Fields REFERENCE and VALUE are mandatory, and cannot be deleted.
+ * If a field is empty, it is removed.
+ * if not empty, the text is removed.
+ */
 {
     unsigned fieldNdx = getSelectedFieldNdx();
 
     if( fieldNdx >= m_FieldsBuf.size() )    // traps the -1 case too
         return;
 
-    if( fieldNdx < FIELD1 )
+    if( fieldNdx <= VALUE )
     {
         wxBell();
         return;
     }
 
     m_skipCopyFromPanel = true;
-    m_FieldsBuf.erase( m_FieldsBuf.begin() + fieldNdx );
-    fieldListCtrl->DeleteItem( fieldNdx );
+    if( m_FieldsBuf[fieldNdx].m_Text.IsEmpty() )
+    {
+        m_FieldsBuf.erase( m_FieldsBuf.begin() + fieldNdx );
+        fieldListCtrl->DeleteItem( fieldNdx );
 
-    if( fieldNdx >= m_FieldsBuf.size() )
-        --fieldNdx;
+        if( fieldNdx >= m_FieldsBuf.size() )
+            --fieldNdx;
+
+        // Reinitialize fields IDs and default names:
+        reinitializeFieldsIdAndDefaultNames();
+    }
+    else
+    {
+        m_FieldsBuf[fieldNdx].m_Text.Empty();
+        copySelectedFieldToPanel();
+    }
 
-    // Reinitialize fields IDs and default names:
-    reinitializeFieldsIdAndDefaultNames();
     updateDisplay( );
 
     setRowItem( fieldNdx, m_FieldsBuf[fieldNdx] );
@@ -467,15 +483,15 @@ void DIALOG_EDIT_LIBENTRY_FIELDS_IN_LIB::setRowItem( int aFieldNdx, const LibDra
 
         wxASSERT( ndx >= 0 );
 
-        fieldListCtrl->SetItem( ndx, 1, wxEmptyString );
+        fieldListCtrl->SetItem( ndx, COLUMN_TEXT, wxEmptyString );
     }
 
-    fieldListCtrl->SetItem( aFieldNdx, 0, aField.m_Name );
-    fieldListCtrl->SetItem( aFieldNdx, 1, aField.m_Text );
+    fieldListCtrl->SetItem( aFieldNdx, COLUMN_FIELD_NAME, aField.m_Name );
+    fieldListCtrl->SetItem( aFieldNdx, COLUMN_TEXT, aField.m_Text );
 
     // recompute the column widths here, after setting texts
-    fieldListCtrl->SetColumnWidth( 0, wxLIST_AUTOSIZE );
-    fieldListCtrl->SetColumnWidth( 1, wxLIST_AUTOSIZE );
+    fieldListCtrl->SetColumnWidth( COLUMN_FIELD_NAME, wxLIST_AUTOSIZE );
+    fieldListCtrl->SetColumnWidth( COLUMN_TEXT, wxLIST_AUTOSIZE );
 }
 
 
@@ -514,6 +530,9 @@ void DIALOG_EDIT_LIBENTRY_FIELDS_IN_LIB::copySelectedFieldToPanel()
     // if fieldNdx == REFERENCE, VALUE, FOOTPRINT, or DATASHEET, then disable filed name editing
     fieldNameTextCtrl->Enable(  fieldNdx >= FIELD1 );
     fieldNameTextCtrl->SetEditable( fieldNdx >= FIELD1 );
+     moveUpButton->Enable( fieldNdx >= FIELD1 );   // disable move up button for non moveable fields
+    // if fieldNdx == REFERENCE, VALUE, then disable delete button
+    deleteFieldButton->Enable( fieldNdx > VALUE );
 
     fieldValueTextCtrl->SetValue( field.m_Text );
 

eeschema/edit_component_in_schematic.cpp

@@ -40,7 +40,6 @@ void WinEDA_SchematicFrame::StartMoveCmpField( SCH_CMP_FIELD* aField, wxDC* DC )
     }
 
     wxPoint pos, newpos;
-    int     x1, y1;
     SCH_COMPONENT* comp = (SCH_COMPONENT*) aField->GetParent();
 
     SAFE_DELETE( g_ItemToUndoCopy );
@@ -50,19 +49,16 @@ void WinEDA_SchematicFrame::StartMoveCmpField( SCH_CMP_FIELD* aField, wxDC* DC )
 
     /* Les positions sont calculees par la matrice TRANSPOSEE de la matrice
      *  de rotation-miroir */
-    x1 = aField->m_Pos.x - pos.x;
-    y1 = aField->m_Pos.y - pos.y;
+    newpos = aField->m_Pos - pos;
 
     // Empirically this is necessary.  The Y coordinate appears to be inverted
     // under some circumstances, but that inversion is not preserved by all
     // combinations of mirroring and rotation.  The following clause is true
     // when the number of rotations and the number of mirrorings are both odd.
     if( comp->m_Transform[1][0] * comp->m_Transform[0][1] < 0 )
-    {
-        y1 = -y1;
-    }
-    newpos.x = pos.x + comp->m_Transform[0][0] * x1 + comp->m_Transform[1][0] * y1;
-    newpos.y = pos.y + comp->m_Transform[0][1] * x1 + comp->m_Transform[1][1] * y1;
+        NEGATE (newpos.y);
+
+    newpos = TransformCoordinate( comp->m_Transform, newpos) + pos;
 
     DrawPanel->CursorOff( DC );
     GetScreen()->m_Curseur = newpos;

eeschema/eelibs_read_libraryfiles.cpp

@@ -748,28 +748,28 @@ LibEDA_BaseStruct* GetDrawEntry (WinEDA_DrawFrame* frame,
         case 'P':    /* Polyline */
         {
             LibDrawPolyline* Polyl = new LibDrawPolyline();
-
+            int ccount = 0;
             New = Polyl;
 
             if( sscanf( &Line[2], "%d %d %d %d",
-                        &Polyl->m_CornersCount, &Unit, &Convert,
+                        &ccount, &Unit, &Convert,
                         &Polyl->m_Width ) == 4
-                && Polyl->m_CornersCount > 0 )
+                && ccount > 0 )
             {
                 Polyl->m_Unit = Unit; Polyl->m_Convert = Convert;
-
-                Polyl->m_PolyList = (int*)
-                                  MyZMalloc( sizeof(int) * Polyl->m_CornersCount * 2 );
-
                 p = strtok( &Line[2], " \t\n" );
                 p = strtok( NULL, " \t\n" );
                 p = strtok( NULL, " \t\n" );
                 p = strtok( NULL, " \t\n" );
 
-                for( i = 0; i < Polyl->m_CornersCount * 2 && !Error; i++ )
+                for( i = 0; i < ccount && !Error; i++ )
                 {
+                    wxPoint point;
+                    p     = strtok( NULL, " \t\n" );
+                    Error = sscanf( p, "%d", &point.x ) != 1;
                     p     = strtok( NULL, " \t\n" );
-                    Error = sscanf( p, "%d", &Polyl->m_PolyList[i] ) != 1;
+                    Error = Error || sscanf( p, "%d", &point.y ) != 1;
+                    Polyl->AddPoint(point);
                 }
 
                 Polyl->m_Fill = NO_FILL;
@@ -787,8 +787,8 @@ LibEDA_BaseStruct* GetDrawEntry (WinEDA_DrawFrame* frame,
             break;
 
         default:
-            MsgLine.Printf( wxT( "Undefined DRAW command in line %d, aborted." ),
-                            *LineNum );
+            MsgLine.Printf( wxT( "Undefined DRAW command in line %d\n%s, aborted." ),
+                            *LineNum, Line );
             DisplayError( frame, MsgLine );
             return Head;
         }

eeschema/find.cpp

@@ -149,10 +149,7 @@ SCH_ITEM * WinEDA_SchematicFrame::FindComponentAndItem(
         }
         wxPoint delta;
         pos -= Component->m_Pos;
-
-        delta.x = Component->m_Transform[0][0] * pos.x + Component->m_Transform[0][1] * pos.y;
-        delta.y = Component->m_Transform[1][0] * pos.x + Component->m_Transform[1][1] * pos.y;
-
+        delta = TransformCoordinate( Component->m_Transform, pos);
         pos = delta + Component->m_Pos;
 
         wxPoint old_cursor_position = sheet->LastScreen()->m_Curseur;
@@ -165,8 +162,7 @@ SCH_ITEM * WinEDA_SchematicFrame::FindComponentAndItem(
             &( GetScreen()->m_StartVisu.y ));
 
         // calcul des coord curseur avec origine = screen
-        curpos.x -= GetScreen()->m_StartVisu.x;
-        curpos.y -= GetScreen()->m_StartVisu.y;
+        curpos -= GetScreen()->m_StartVisu;
 
         /* Il y a peut-etre necessite de recadrer le dessin: */
         #define MARGIN 30
@@ -420,7 +416,7 @@ SCH_ITEM* WinEDA_SchematicFrame::FindSchematicItem(
 {
     DrawSheetPath*     Sheet, * FirstSheet = NULL;
     SCH_ITEM* DrawList = NULL, * FirstStruct = NULL, * Struct = NULL;
-    int             StartCount, ii, jj;
+    int             StartCount;
     bool            NotFound;
     wxPoint         firstpos, pos, old_cursor_position;
     static int      Find_in_hierarchy;
@@ -556,14 +552,9 @@ SCH_ITEM* WinEDA_SchematicFrame::FindSchematicItem(
         {
             SCH_COMPONENT* pSch = (SCH_COMPONENT*) Struct;
 
-            pos.x -= pSch->m_Pos.x;
-            pos.y -= pSch->m_Pos.y;
-
-            ii = pSch->m_Transform[0][0] * pos.x + pSch->m_Transform[0][1] * pos.y;
-            jj = pSch->m_Transform[1][0] * pos.x + pSch->m_Transform[1][1] * pos.y;
-
-            pos.x = ii + pSch->m_Pos.x;
-            pos.y = jj + pSch->m_Pos.y;
+            pos -= pSch->m_Pos;
+            pos = TransformCoordinate( pSch->m_Transform, pos );
+            pos += pSch->m_Pos;
         }
 
         old_cursor_position = Sheet->LastScreen()->m_Curseur;
@@ -576,8 +567,7 @@ SCH_ITEM* WinEDA_SchematicFrame::FindSchematicItem(
                 &( GetScreen()->m_StartVisu.y ));
 
         // calcul des coord curseur avec origine = screen
-        curpos.x -= m_CurrentSheet->LastScreen()->m_StartVisu.x;
-        curpos.y -= m_CurrentSheet->LastScreen()->m_StartVisu.y;
+        curpos -= m_CurrentSheet->LastScreen()->m_StartVisu;
 
         /* Il y a peut-etre necessite de recadrer le dessin: */
         #define MARGIN 30

eeschema/libedit_onrightclick.cpp

@@ -153,7 +153,7 @@ bool BlockActive = (GetScreen()->BlockLocate.m_Command !=  BLOCK_IDLE);
             }
             else if( (DrawEntry->m_Flags & IS_NEW) )
             {
-                if( ((LibDrawPolyline*)DrawEntry)->m_CornersCount > 2 )
+                if( ((LibDrawPolyline*)DrawEntry)->GetCornerCount() > 2 )
                 {
                     msg = AddHotkeyName( _( "Delete Segment " ), s_Libedit_Hokeys_Descr, HK_DELETE_PIN );
                     ADD_MENUITEM(PopMenu,

eeschema/plot.cpp

@@ -308,11 +308,10 @@ void PlotLibPart( SCH_COMPONENT* DrawLibItem )
         case COMPONENT_POLYLINE_DRAW_TYPE:
             {
                 LibDrawPolyline* polyline = (LibDrawPolyline*) DEntry;
-                Poly = (int*) MyMalloc( sizeof(int) * 2 * polyline->m_CornersCount );
-                for( ii = 0; ii < polyline->m_CornersCount; ii++ )
+                Poly = (int*) MyMalloc( sizeof(int) * 2 * polyline->GetCornerCount() );
+                for( ii = 0; ii < (int)polyline->GetCornerCount(); ii++ )
                 {
-                    pos.x = polyline->m_PolyList[ii * 2];
-                    pos.y = polyline->m_PolyList[ii * 2 + 1];
+                    pos = polyline->m_PolyPoints[ii];
                     pos = TransformCoordinate( TransMat, pos ) + DrawLibItem->m_Pos;
                     Poly[ii * 2] = pos.x;
                     Poly[ii * 2 + 1] = pos.y;

eeschema/savelib.cpp

@@ -157,17 +157,14 @@ bool LibDrawPin::Save( FILE* ExportFile ) const
 bool LibDrawPolyline::Save( FILE* ExportFile ) const
 /****************************************************/
 {
-    int ii, * ptpoly;
-
+    int ccount = GetCornerCount();
     fprintf( ExportFile, "P %d %d %d %d",
-             m_CornersCount,
+             ccount,
              m_Unit, m_Convert,
              m_Width );
-    ptpoly = m_PolyList;
-    for( ii = m_CornersCount; ii > 0; ii-- )
+    for( unsigned ii = 0; ii < GetCornerCount(); ii++ )
     {
-        fprintf( ExportFile, "  %d %d", *ptpoly, *(ptpoly + 1) );
-        ptpoly += 2;
+        fprintf( ExportFile, "  %d %d", m_PolyPoints[ii].x, m_PolyPoints[ii].y );
     }
 
     fprintf( ExportFile, " %c\n", fill_tab[m_Fill] );

eeschema/symbdraw.cpp

@@ -196,7 +196,6 @@ LibEDA_BaseStruct* WinEDA_LibeditFrame::CreateGraphicItem( wxDC* DC )
  */
 {
     int  DrawType;
-    int* ptpoly;
 
     DrawPanel->m_IgnoreMouseEvents = TRUE;
 
@@ -274,13 +273,11 @@ LibEDA_BaseStruct* WinEDA_LibeditFrame::CreateGraphicItem( wxDC* DC )
     case COMPONENT_POLYLINE_DRAW_TYPE:
     {
         LibDrawPolyline* polyline = new LibDrawPolyline();
-
         CurrentDrawItem = polyline;
-        polyline->m_CornersCount = 2;
-        ptpoly = (int*) MyZMalloc( 4 * sizeof(int) );
-        polyline->m_PolyList = ptpoly;
-        ptpoly[0] = ptpoly[2] = GetScreen()->m_Curseur.x;
-        ptpoly[1] = ptpoly[3] = -( GetScreen()->m_Curseur.y );
+        wxPoint point = GetScreen()->m_Curseur;
+        NEGATE( point.y );
+        polyline->AddPoint( point );    // Start point of the current segment
+        polyline->AddPoint( point );    // End point of the current segment
         polyline->m_Fill  = FlSymbol_Fill;
         polyline->m_Width = g_LibSymbolDefaultLineWidth;
     }
@@ -378,6 +375,7 @@ void WinEDA_LibeditFrame::GraphicItemBeginDraw( wxDC* DC )
     case COMPONENT_POLYLINE_DRAW_TYPE:
     {
         wxPoint pos = GetScreen()->m_Curseur;
+        NEGATE(pos.y);
         ( (LibDrawPolyline*) CurrentDrawItem )->AddPoint( pos );
     }
     break;
@@ -423,52 +421,36 @@ static void RedrawWhileMovingCursor( WinEDA_DrawPanel* panel,
 void MoveLibDrawItemAt( LibEDA_BaseStruct* DrawItem, wxPoint newpos )
 /*****************************************************************/
 {
-    int    mx = newpos.x, my = newpos.y;
-    wxSize size;
+    NEGATE(newpos.y);
+    wxPoint size;
 
     switch( DrawItem->Type() )
     {
     case COMPONENT_ARC_DRAW_TYPE:
     {
-        int dx = mx - ( (LibDrawArc*) CurrentDrawItem )->m_Pos.x;
-        int dy = -my - ( (LibDrawArc*) CurrentDrawItem )->m_Pos.y;
-        ( (LibDrawArc*) CurrentDrawItem )->m_Pos.x = mx;
-        ( (LibDrawArc*) CurrentDrawItem )->m_Pos.y = -my;
-        ( (LibDrawArc*) CurrentDrawItem )->m_ArcStart.x += dx;
-        ( (LibDrawArc*) CurrentDrawItem )->m_ArcStart.y += dy;
-        ( (LibDrawArc*) CurrentDrawItem )->m_ArcEnd.x   += dx;
-        ( (LibDrawArc*) CurrentDrawItem )->m_ArcEnd.y   += dy;
+        wxPoint offset = newpos - ( (LibDrawArc*) CurrentDrawItem )->m_Pos;
+        ( (LibDrawArc*) CurrentDrawItem )->m_Pos = newpos;
+        ( (LibDrawArc*) CurrentDrawItem )->m_ArcStart += offset;
+        ( (LibDrawArc*) CurrentDrawItem )->m_ArcEnd   += offset;
         break;
     }
 
     case COMPONENT_CIRCLE_DRAW_TYPE:
-        ( (LibDrawCircle*) CurrentDrawItem )->m_Pos.x = mx;
-        ( (LibDrawCircle*) CurrentDrawItem )->m_Pos.y = -my;
+        ( (LibDrawCircle*) CurrentDrawItem )->m_Pos = newpos;
         break;
 
     case COMPONENT_RECT_DRAW_TYPE:
-        size.x = ( (LibDrawSquare*) CurrentDrawItem )->m_End.x -
-                 ( (LibDrawSquare*) CurrentDrawItem )->m_Pos.x;
-        size.y = ( (LibDrawSquare*) CurrentDrawItem )->m_End.y -
-                 ( (LibDrawSquare*) CurrentDrawItem )->m_Pos.y;
-        ( (LibDrawSquare*) CurrentDrawItem )->m_Pos.x = mx;
-        ( (LibDrawSquare*) CurrentDrawItem )->m_Pos.y = -my;
-        ( (LibDrawSquare*) CurrentDrawItem )->m_End.x = mx + size.x;
-        ( (LibDrawSquare*) CurrentDrawItem )->m_End.y = -my + size.y;
+        size = ( (LibDrawSquare*) CurrentDrawItem )->m_End - ( (LibDrawSquare*) CurrentDrawItem )->m_Pos;
+        ( (LibDrawSquare*) CurrentDrawItem )->m_Pos = newpos;
+        ( (LibDrawSquare*) CurrentDrawItem )->m_End = newpos + size;
         break;
 
     case COMPONENT_POLYLINE_DRAW_TYPE:
     {
-        int  ii, imax =
-            ( (LibDrawPolyline*) CurrentDrawItem )->m_CornersCount * 2;
-        int* ptpoly = ( (LibDrawPolyline*) CurrentDrawItem )->m_PolyList;
-        int  dx     = mx - ptpoly[0];
-        int  dy     = -my - ptpoly[1];
+        int  ii, imax = ( (LibDrawPolyline*) CurrentDrawItem )->GetCornerCount();
+        wxPoint offset = newpos - ( (LibDrawPolyline*) CurrentDrawItem )->m_PolyPoints[0];
         for( ii = 0; ii < imax; ii += 2 )
-        {
-            ptpoly[ii]     += dx;
-            ptpoly[ii + 1] += dy;
-        }
+            ( (LibDrawPolyline*) CurrentDrawItem )->m_PolyPoints[ii] += offset;
     }
     break;
 
@@ -476,8 +458,7 @@ void MoveLibDrawItemAt( LibEDA_BaseStruct* DrawItem, wxPoint newpos )
         break;
 
     case COMPONENT_GRAPHIC_TEXT_DRAW_TYPE:
-        ( (LibDrawText*) CurrentDrawItem )->m_Pos.x = mx;
-        ( (LibDrawText*) CurrentDrawItem )->m_Pos.y = -my;
+        ( (LibDrawText*) CurrentDrawItem )->m_Pos = newpos;
         break;
 
     default:
@@ -513,9 +494,7 @@ void WinEDA_LibeditFrame::StartMoveDrawSymbol( wxDC* DC )
         break;
 
     case COMPONENT_POLYLINE_DRAW_TYPE:
-        InitPosition.x = *( (LibDrawPolyline*) CurrentDrawItem )->m_PolyList;
-        InitPosition.y =
-            *( ( (LibDrawPolyline*) CurrentDrawItem )->m_PolyList + 1 );
+        InitPosition = ( (LibDrawPolyline*) CurrentDrawItem )->m_PolyPoints[0];
         break;
 
     case COMPONENT_LINE_DRAW_TYPE:
@@ -543,11 +522,11 @@ void WinEDA_LibeditFrame::StartMoveDrawSymbol( wxDC* DC )
 static void SymbolDisplayDraw( WinEDA_DrawPanel* panel, wxDC* DC, bool erase )
 {
     int          DrawMode = g_XorMode;
-    int*         ptpoly;
     int          dx, dy;
     BASE_SCREEN* Screen = panel->GetScreen();
-    int          mx     = Screen->m_Curseur.x,
-                 my     = Screen->m_Curseur.y;
+    wxPoint curr_pos = Screen->m_Curseur;
+
+    NEGATE(curr_pos.y);
 
     GRSetDrawMode( DC, DrawMode );
 
@@ -589,7 +568,7 @@ static void SymbolDisplayDraw( WinEDA_DrawPanel* panel, wxDC* DC, bool erase )
     case COMPONENT_ARC_DRAW_TYPE:
         if( StateDrawArc == 1 )
         {
-            ArcEndX = mx; ArcEndY = -my;
+            ArcEndX = curr_pos.x; ArcEndY = curr_pos.y;
         }
 
         if( StateDrawArc == 2 )
@@ -600,31 +579,28 @@ static void SymbolDisplayDraw( WinEDA_DrawPanel* panel, wxDC* DC, bool erase )
         break;
 
     case COMPONENT_CIRCLE_DRAW_TYPE:
-        dx = ( (LibDrawCircle*) CurrentDrawItem )->m_Pos.x - mx;
-        dy = ( (LibDrawCircle*) CurrentDrawItem )->m_Pos.y + my;
+        dx = ( (LibDrawCircle*) CurrentDrawItem )->m_Pos.x - curr_pos.x;
+        dy = ( (LibDrawCircle*) CurrentDrawItem )->m_Pos.y - curr_pos.y;
         ( (LibDrawCircle*) CurrentDrawItem )->m_Rayon =
             (int) sqrt( ( (double) dx * dx ) + ( (double) dy * dy ) );
         ( (LibDrawCircle*) CurrentDrawItem )->m_Fill = FlSymbol_Fill;
         break;
 
     case COMPONENT_RECT_DRAW_TYPE:
-        ( (LibDrawSquare*) CurrentDrawItem )->m_End.x = mx;
-        ( (LibDrawSquare*) CurrentDrawItem )->m_End.y = -my;
+        ( (LibDrawSquare*) CurrentDrawItem )->m_End = curr_pos;
         ( (LibDrawSquare*) CurrentDrawItem )->m_Fill  = FlSymbol_Fill;
         break;
 
     case COMPONENT_POLYLINE_DRAW_TYPE:
-        ptpoly  = ( (LibDrawPolyline*) CurrentDrawItem )->m_PolyList;
-        ptpoly += 2 *
-                  ( ( (LibDrawPolyline*) CurrentDrawItem )->m_CornersCount - 1 );
-        ptpoly[0] = mx;
-        ptpoly[1] = -my;
+    {
+        unsigned idx = ( (LibDrawPolyline*) CurrentDrawItem )->GetCornerCount() - 1;
+        ( (LibDrawPolyline*) CurrentDrawItem )->m_PolyPoints[idx] = curr_pos;
         ( (LibDrawPolyline*) CurrentDrawItem )->m_Fill = FlSymbol_Fill;
+    }
         break;
 
     case COMPONENT_LINE_DRAW_TYPE:
-        ( (LibDrawSegment*) CurrentDrawItem )->m_End.x = mx;
-        ( (LibDrawSegment*) CurrentDrawItem )->m_End.y = -my;
+        ( (LibDrawSegment*) CurrentDrawItem )->m_End = curr_pos;
         break;
 
     case COMPONENT_GRAPHIC_TEXT_DRAW_TYPE:      /* Traite par des routines specifiques */
@@ -856,28 +832,24 @@ void WinEDA_LibeditFrame::DeleteDrawPoly( wxDC* DC )
     if( CurrentDrawItem->Type() != COMPONENT_POLYLINE_DRAW_TYPE )
         return;
 
-    int*             ptpoly;
     LibDrawPolyline* Poly = (LibDrawPolyline*) CurrentDrawItem;
 
     DrawLibraryDrawStruct( DrawPanel, DC, CurrentLibEntry, wxPoint( 0, 0 ),
                            CurrentDrawItem, g_XorMode );
 
-    while( Poly->m_CornersCount > 2 )    // First segment is kept, only its end point is changed
+    while ( Poly->GetCornerCount() > 2 )    // First segment is kept, only its end point is changed
     {
-        Poly->m_CornersCount--;
-        ptpoly = Poly->m_PolyList + ( 2 * (Poly->m_CornersCount - 1) );
-        if( (ptpoly[0] != GetScreen()->m_Curseur.x)
-           || (ptpoly[1] != -GetScreen()->m_Curseur.y) )
+        Poly->m_PolyPoints.pop_back();
+        unsigned idx =  Poly->GetCornerCount() - 1;
+        wxPoint point = GetScreen()->m_Curseur;
+        NEGATE( point.y );
+        if( Poly->m_PolyPoints[idx] != point )
         {
-            ptpoly[0] = GetScreen()->m_Curseur.x;
-            ptpoly[1] = -( GetScreen()->m_Curseur.y);
+            Poly->m_PolyPoints[idx] = point;
             break;
         }
     }
 
-    int allocsize = 2 * sizeof(int) * Poly->m_CornersCount;
-    Poly->m_PolyList = (int*) realloc( Poly->m_PolyList, allocsize );
-
     DrawLibraryDrawStruct( DrawPanel, DC, CurrentLibEntry, wxPoint( 0, 0 ),
                            CurrentDrawItem, g_XorMode );
 }

eeschema/symbedit.cpp

@@ -270,9 +270,6 @@ static bool CompareSymbols( LibEDA_BaseStruct* DEntryRef,
  *          TRUE si they are identical, and therefore redundant
  */
 {
-    int ii;
-    int* ptref, * ptcomp;
-
     /* Comparaison des proprietes generales */
     if( DEntryRef->Type() != DEntryCompare->Type() )
         return FALSE;
@@ -349,15 +346,12 @@ static bool CompareSymbols( LibEDA_BaseStruct* DEntryRef,
         #undef CMPSTRUCT
         #define REFSTRUCT ( (LibDrawPolyline*) DEntryRef )
         #define CMPSTRUCT ( (LibDrawPolyline*) DEntryCompare )
-        if( REFSTRUCT->m_CornersCount != CMPSTRUCT->m_CornersCount )
+        if( REFSTRUCT->GetCornerCount() != CMPSTRUCT->GetCornerCount() )
             return FALSE;
-        ptref  = REFSTRUCT->m_PolyList;
-        ptcomp = CMPSTRUCT->m_PolyList;
-        for( ii = 2 * REFSTRUCT->m_CornersCount; ii > 0; ii-- )
+        for( unsigned ii = 0; ii < REFSTRUCT->GetCornerCount(); ii++ )
         {
-            if( *ptref != *ptcomp )
-                return FALSE;
-            ptref++; ptcomp++;
+            if( REFSTRUCT->m_PolyPoints[ii] != CMPSTRUCT->m_PolyPoints[ii] )
+                return false;
         }
 
         break;
@@ -440,14 +434,8 @@ void WinEDA_LibeditFrame::PlaceAncre()
         case COMPONENT_POLYLINE_DRAW_TYPE:
             #undef STRUCT
             #define STRUCT ( (LibDrawPolyline*) DrawEntry )
-            int     ii;
-            int*    ptsegm;
-            for( ptsegm = STRUCT->m_PolyList,
-                 ii = STRUCT->m_CornersCount;  ii > 0;  ii-- )
-            {
-                *ptsegm++ += offset.x;
-                *ptsegm++ += offset.y;
-            }
+            for( unsigned ii = 0; ii < STRUCT->GetCornerCount();  ii ++ )
+                STRUCT->m_PolyPoints[ii] += offset;
             break;
 
         default: