Pcbnew: fix 45 degree rotation angle undo and global variable elimination.

common/pcbcommon.cpp

@@ -55,9 +55,6 @@ LAYER_MSK g_TabAllCopperLayerMask[NB_COPPER_LAYERS] = {
 
 DISPLAY_OPTIONS DisplayOpt;      // Display options for board items
 
-// This will be always be 450 or 900 (by UI design) at the moment
-int    g_RotationAngle;
-
 int    g_AnchorColor        = BLUE;
 int    g_ModuleTextCMPColor = LIGHTGRAY;
 int    g_ModuleTextCUColor  = MAGENTA;

include/pcbcommon.h

@@ -25,8 +25,6 @@ extern DISPLAY_OPTIONS DisplayOpt;
 
 extern int g_CurrentVersionPCB;
 
-extern int g_RotationAngle;
-
 /// List of segments of the trace currently being drawn.
 extern DLIST<TRACK> g_CurrentTrackList;
 

include/wxPcbStruct.h

@@ -87,6 +87,9 @@ class PCB_EDIT_FRAME : public PCB_BASE_FRAME
     /// The global footprint library table.
     FP_LIB_TABLE* m_globalFootprintTable;
 
+    /// User defined rotation angle (in tenths of a degree).
+    int             m_rotationAngle;
+
     /**
      * Function loadFootprints
      * loads the footprints for each #COMPONENT in \a aNetlist from the list of libraries.
@@ -330,6 +333,9 @@ public:
      */
     virtual void SetGridColor(EDA_COLOR_T aColor);
 
+    int GetRotationAngle() const { return m_rotationAngle; }
+    void SetRotationAngle( int aRotationAngle );
+
     // Configurations:
     void InstallConfigFrame();
     void Process_Config( wxCommandEvent& event );

pcbnew/board_undo_redo.cpp

@@ -504,11 +504,13 @@ void PCB_EDIT_FRAME::PutDataInPreviousState( PICKED_ITEMS_LIST* aList, bool aRed
             break;
 
         case UR_ROTATED:
-            item->Rotate( aList->m_TransformPoint, aRedoCommand ? 900 : -900 );
+            item->Rotate( aList->m_TransformPoint,
+                          aRedoCommand ? m_rotationAngle : -m_rotationAngle );
             break;
 
         case UR_ROTATED_CLOCKWISE:
-            item->Rotate( aList->m_TransformPoint, aRedoCommand ? -900 : 900 );
+            item->Rotate( aList->m_TransformPoint,
+                          aRedoCommand ? -m_rotationAngle : m_rotationAngle );
             break;
 
         case UR_FLIPPED:

pcbnew/dialogs/dialog_general_options.cpp

@@ -69,7 +69,7 @@ void DIALOG_GENERALOPTIONS::init()
     m_CursorShape->SetSelection( GetParent()->GetCursorShape() ? 1 : 0 );
 
 
-    switch( g_RotationAngle )
+    switch( GetParent()->GetRotationAngle() )
     {
     case 450:
         m_RotationAngle->SetSelection( 0 );
@@ -121,8 +121,7 @@ void DIALOG_GENERALOPTIONS::OnOkClick( wxCommandEvent& event )
 
     GetParent()->SetCursorShape( m_CursorShape->GetSelection() );
     GetParent()->SetAutoSaveInterval( m_SaveTime->GetValue() * 60 );
-
-    g_RotationAngle = 10 * wxAtoi( m_RotationAngle->GetStringSelection() );
+    GetParent()->SetRotationAngle( 10 * wxAtoi( m_RotationAngle->GetStringSelection() ) );
 
     /* Updating the combobox to display the active layer. */
     g_MaxLinksShowed = m_MaxShowLinks->GetValue();

pcbnew/edit.cpp

@@ -747,7 +747,7 @@ void PCB_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
         if( !GetCurItem()->IsMoving() )
             SaveCopyInUndoList( GetCurItem(), UR_ROTATED, ((MODULE*)GetCurItem())->GetPosition() );
 
-        Rotate_Module( &dc, (MODULE*) GetCurItem(), g_RotationAngle, true );
+        Rotate_Module( &dc, (MODULE*) GetCurItem(), m_rotationAngle, true );
         break;
 
     case ID_POPUP_PCB_ROTATE_MODULE_CLOCKWISE:
@@ -776,7 +776,7 @@ void PCB_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
             SaveCopyInUndoList( GetCurItem(), UR_ROTATED_CLOCKWISE,
                                 ((MODULE*)GetCurItem())->GetPosition() );
 
-        Rotate_Module( &dc, (MODULE*) GetCurItem(), -g_RotationAngle, true );
+        Rotate_Module( &dc, (MODULE*) GetCurItem(), -m_rotationAngle, true );
         break;
 
     case ID_POPUP_PCB_CHANGE_SIDE_MODULE:

pcbnew/pcbframe.cpp

@@ -317,6 +317,7 @@ PCB_EDIT_FRAME::PCB_EDIT_FRAME( wxWindow* parent, const wxString& title,
 
     m_footprintLibTable = NULL;
     m_globalFootprintTable = NULL;
+    m_rotationAngle = 900;
 
 #ifdef KICAD_SCRIPTING_WXPYTHON
     m_pythonPanel = NULL;
@@ -1072,3 +1073,12 @@ void PCB_EDIT_FRAME::ToPlotter( wxCommandEvent& event )
     DIALOG_PLOT dlg( this );
     dlg.ShowModal();
 }
+
+
+void PCB_EDIT_FRAME::SetRotationAngle( int aRotationAngle )
+{
+    wxCHECK2_MSG( aRotationAngle > 0 && aRotationAngle < 900, aRotationAngle = 900,
+                  wxT( "Invalid rotation angle, defaulting to 90." ) );
+
+    m_rotationAngle = aRotationAngle;
+}

pcbnew/pcbnew_config.cpp

@@ -478,7 +478,7 @@ PARAM_CFG_ARRAY& PCB_EDIT_FRAME::GetConfigurationSettings()
                                                         WHITE ) );
 
     // Miscellaneous:
-    m_configSettings.push_back( new PARAM_CFG_INT( true, wxT( "RotationAngle" ), &g_RotationAngle,
+    m_configSettings.push_back( new PARAM_CFG_INT( true, wxT( "RotationAngle" ), &m_rotationAngle,
                                                    900, 450, 900 ) );
     m_configSettings.push_back( new PARAM_CFG_INT( true, wxT( "MaxLnkS" ), &g_MaxLinksShowed,
                                                    3, 0, 15 ) );
@@ -486,8 +486,8 @@ PARAM_CFG_ARRAY& PCB_EDIT_FRAME::GetConfigurationSettings()
                                                     &g_Show_Module_Ratsnest, true ) );
     m_configSettings.push_back( new PARAM_CFG_BOOL( true, wxT( "TwoSegT" ),
                                                     &g_TwoSegmentTrackBuild, true ) );
-    m_configSettings.push_back( new PARAM_CFG_BOOL( true, wxT( "SegmPcb45Only" ), &g_Segments_45_Only,
-                                                    true ) );
+    m_configSettings.push_back( new PARAM_CFG_BOOL( true, wxT( "SegmPcb45Only" )
+                                                    , &g_Segments_45_Only, true ) );
     return m_configSettings;
 }