Nanometric work

- D_PAD members converted;
- style improved;
- GetPosition made returning value, added SetPosition;
- highly experimental, test it please!

pcbnew/block_module_editor.cpp

@@ -538,7 +538,7 @@ void MirrorMarkedItems( MODULE* module, wxPoint offset )
 {
 #define SETMIRROR( z ) (z) -= offset.x; (z) = -(z); (z) += offset.x;
     EDA_ITEM* item;
-
+    wxPoint tmp;
     if( module == NULL )
         return;
 
@@ -549,10 +549,12 @@ void MirrorMarkedItems( MODULE* module, wxPoint offset )
         if( pad->m_Selected == 0 )
             continue;
 
-        SETMIRROR( pad->GetPosition().x );
-        pad->m_Pos0.x = FROM_LEGACY_LU( pad->GetPosition().x );
-        NEGATE( pad->m_Offset.x );
-        NEGATE( pad->m_DeltaSize.x );
+        tmp = pad->GetPosition();
+        SETMIRROR( tmp.x );
+        pad->SetPosition( tmp );
+        pad->m_Pos0.x( FROM_LEGACY_LU( pad->GetPosition().x ) );
+        pad->m_Offset.x( -pad->m_Offset.x() );
+        pad->m_DeltaSize.x( -pad->m_DeltaSize.x() );
         pad->m_Orient      = 1800 - pad->m_Orient;
         NORMALIZE_ANGLE_POS( pad->m_Orient );
     }
@@ -578,7 +580,9 @@ void MirrorMarkedItems( MODULE* module, wxPoint offset )
             break;
 
         case PCB_MODULE_TEXT_T:
-            SETMIRROR( ( (TEXTE_MODULE*) item )->GetPosition().x );
+            tmp = ( (TEXTE_MODULE*) item )->GetPosition();
+            SETMIRROR( tmp.x );
+            ( (TEXTE_MODULE*) item )->SetPosition( tmp );
             ( (TEXTE_MODULE*) item )->m_Pos0.x = ( (TEXTE_MODULE*) item )->GetPosition().x;
             break;
 
@@ -608,8 +612,9 @@ void RotateMarkedItems( MODULE* module, wxPoint offset )
     {
         if( pad->m_Selected == 0 )
             continue;
-
-        ROTATE( pad->GetPosition() );
+        wxPoint pos = pad->GetPosition();
+        ROTATE( pos );
+        pad->SetPosition( pos );
         pad->m_Pos0    = FROM_LEGACY_LU_VEC( pad->GetPosition() );
         pad->m_Orient += 900;
         NORMALIZE_ANGLE_POS( pad->m_Orient );
@@ -632,7 +637,11 @@ void RotateMarkedItems( MODULE* module, wxPoint offset )
             break;
 
         case PCB_MODULE_TEXT_T:
-            ROTATE( ( (TEXTE_MODULE*) item )->GetPosition() );
+            {
+                wxPoint pos = ( (TEXTE_MODULE*) item )->m_Pos;
+                ROTATE( pos );
+                ( (TEXTE_MODULE*) item )->m_Pos = pos;
+            }
             ( (TEXTE_MODULE*) item )->m_Pos0 = ( (TEXTE_MODULE*) item )->GetPosition();
             ( (TEXTE_MODULE*) item )->m_Orient += 900;
             break;