/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2012 Miguel Angel Ajo Pelayo <miguelangel@nbee.es>
 * Copyright (C) 2012 Jean-Pierre Charras, jaen-pierre.charras
 * Copyright (C) 2008-2011 Wayne Stambaugh <stambaughw@verizon.net>
 * Copyright (C) 2004-2011 KiCad Developers, see change_log.txt for contributors.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */

/**
 * @file modview_frame.cpp
 */

#include <fctsys.h>
#include <kiface_i.h>
#include <class_drawpanel.h>
#include <wxPcbStruct.h>
#include <3d_viewer.h>
#include <msgpanel.h>
#include <macros.h>

#include <class_board.h>
#include <class_module.h>
#include <module_editor_frame.h>

#include <pcbnew.h>
#include <pcbnew_id.h>
#include "footprint_wizard_frame.h"
#include <footprint_info.h>
#include <wx/grid.h>

#include <hotkeys.h>
#include <wildcards_and_files_ext.h>
#include <base_units.h>


BEGIN_EVENT_TABLE( FOOTPRINT_WIZARD_FRAME, EDA_DRAW_FRAME )

    // Window events
    EVT_CLOSE( FOOTPRINT_WIZARD_FRAME::OnCloseWindow )
    EVT_SIZE( FOOTPRINT_WIZARD_FRAME::OnSize )
    EVT_ACTIVATE( FOOTPRINT_WIZARD_FRAME::OnActivate )

     // Toolbar events
    EVT_TOOL( ID_FOOTPRINT_WIZARD_SELECT_WIZARD,
              FOOTPRINT_WIZARD_FRAME::SelectCurrentWizard )

    EVT_TOOL( ID_FOOTPRINT_WIZARD_NEXT,
              FOOTPRINT_WIZARD_FRAME::Process_Special_Functions )

    EVT_TOOL( ID_FOOTPRINT_WIZARD_PREVIOUS,
              FOOTPRINT_WIZARD_FRAME::Process_Special_Functions )

    EVT_TOOL( ID_FOOTPRINT_WIZARD_DONE,
              FOOTPRINT_WIZARD_FRAME::ExportSelectedFootprint )

    EVT_TOOL( ID_FOOTPRINT_WIZARD_SHOW_3D_VIEW,
              FOOTPRINT_WIZARD_FRAME::Show3D_Frame )

    // listbox events
    EVT_LISTBOX( ID_FOOTPRINT_WIZARD_PAGE_LIST, FOOTPRINT_WIZARD_FRAME::ClickOnPageList )


#if wxCHECK_VERSION( 3, 0, 0 )
    EVT_GRID_CMD_CELL_CHANGED( ID_FOOTPRINT_WIZARD_PARAMETER_LIST,
                               FOOTPRINT_WIZARD_FRAME::ParametersUpdated )
#else
    EVT_GRID_CMD_CELL_CHANGE( ID_FOOTPRINT_WIZARD_PARAMETER_LIST,
                              FOOTPRINT_WIZARD_FRAME::ParametersUpdated )
#endif

    EVT_GRID_CMD_EDITOR_HIDDEN( ID_FOOTPRINT_WIZARD_PARAMETER_LIST,
                                FOOTPRINT_WIZARD_FRAME::ParametersUpdated )

    EVT_MENU( ID_SET_RELATIVE_OFFSET, FOOTPRINT_WIZARD_FRAME::OnSetRelativeOffset )
END_EVENT_TABLE()


/*
 * This emulates the zoom menu entries found in the other KiCad applications.
 * The library viewer does not have any menus so add an accelerator table to
 * the main frame.
 */
static wxAcceleratorEntry accels[] =
{
    wxAcceleratorEntry( wxACCEL_NORMAL, WXK_F1,    ID_ZOOM_IN ),
    wxAcceleratorEntry( wxACCEL_NORMAL, WXK_F2,    ID_ZOOM_OUT ),
    wxAcceleratorEntry( wxACCEL_NORMAL, WXK_F3,    ID_ZOOM_REDRAW ),
    wxAcceleratorEntry( wxACCEL_NORMAL, WXK_F4,    ID_POPUP_ZOOM_CENTER ),
    wxAcceleratorEntry( wxACCEL_NORMAL, WXK_HOME,  ID_ZOOM_PAGE ),
    wxAcceleratorEntry( wxACCEL_NORMAL, WXK_SPACE, ID_SET_RELATIVE_OFFSET )
};

#define ACCEL_TABLE_CNT ( sizeof( accels ) / sizeof( wxAcceleratorEntry ) )

#define EXTRA_BORDER_SIZE 2


#define FOOTPRINT_WIZARD_FRAME_NAME wxT( "FootprintWizard" )

FOOTPRINT_WIZARD_FRAME::FOOTPRINT_WIZARD_FRAME( KIWAY* aKiway,
        wxWindow* aParent, FRAME_T aFrameType ) :
    PCB_BASE_FRAME( aKiway, aParent, aFrameType, _( "Footprint Wizard" ),
            wxDefaultPosition, wxDefaultSize,
            KICAD_DEFAULT_DRAWFRAME_STYLE | wxFRAME_FLOAT_ON_PARENT,
            FOOTPRINT_WIZARD_FRAME_NAME )
{
    wxASSERT( aFrameType==FRAME_PCB_FOOTPRINT_WIZARD_MODAL );

    if( aFrameType == FRAME_PCB_FOOTPRINT_WIZARD_MODAL )
        SetModal( true );

    wxAcceleratorTable table( ACCEL_TABLE_CNT, accels );

    m_FrameName     = FOOTPRINT_WIZARD_FRAME_NAME;
    m_configPath    = wxT( "FootprintWizard" );
    m_showAxis      = true;    // true to draw axis.

    // Give an icon
    wxIcon  icon;
    icon.CopyFromBitmap( KiBitmap( module_wizard_xpm) );
    SetIcon( icon );

    m_HotkeysZoomAndGridList = g_Module_Viewer_Hokeys_Descr;
    m_wizardName.Empty();

    SetBoard( new BOARD() );

    // Ensure all layers and items are visible:
    GetBoard()->SetVisibleAlls();
    SetScreen( new PCB_SCREEN( GetPageSizeIU() ) );
    GetScreen()->m_Center = true;      // Center coordinate origins on screen.

    LoadSettings( config() );

    SetSize( m_FramePos.x, m_FramePos.y, m_FrameSize.x, m_FrameSize.y );
    GetScreen()->SetGrid( ID_POPUP_GRID_LEVEL_1000 + m_LastGridSizeId  );

    ReCreateHToolbar();
    ReCreateVToolbar();

    // Creates the parameter pages list
    m_pageList = new wxListBox( this, ID_FOOTPRINT_WIZARD_PAGE_LIST,
                                wxDefaultPosition, wxDefaultSize,
                                0, NULL, wxLB_HSCROLL );

    // Creates the The list of parameters for the current parameter page
    m_parameterGrid = new wxGrid( this, ID_FOOTPRINT_WIZARD_PARAMETER_LIST );

    m_parameterGrid->CreateGrid( 1, 3 );

    // Columns
    m_parameterGrid->SetColLabelValue( 0, _( "Parameter" ) );
    m_parameterGrid->SetColLabelValue( 1, _( "Value" ) );
    m_parameterGrid->SetColLabelValue( 2, _( "Units" ) );
    m_parameterGrid->SetColLabelAlignment( wxALIGN_LEFT, wxALIGN_CENTRE );
    m_parameterGrid->AutoSizeColumns();

    ReCreatePageList();

    DisplayWizardInfos();

    if( m_canvas )
        m_canvas->SetAcceleratorTable( table );

    m_auimgr.SetManagedWindow( this );

    EDA_PANEINFO horiztb;
    horiztb.HorizontalToolbarPane();

    EDA_PANEINFO    info;
    info.InfoToolbarPane();

    EDA_PANEINFO    mesg;
    mesg.MessageToolbarPane();

    // Manage main toolbal
    m_auimgr.AddPane( m_mainToolBar, wxAuiPaneInfo( horiztb ).
                      Name( wxT ("m_mainToolBar" ) ).Top().Row( 0 ) );

    // Manage the left window (list of parameter pages)
    EDA_PANEINFO paneList;
    paneList.InfoToolbarPane().Name( wxT( "m_pageList" ) ).Left().Row( 0 );
    m_auimgr.AddPane( m_pageList, wxAuiPaneInfo( paneList ) );

    // Manage the parameters grid editor for the current parameter page
    EDA_PANEINFO panePrms;
    panePrms.InfoToolbarPane().Name( wxT( "m_parameterGrid" ) ).Left().Row( 1 );
    m_auimgr.AddPane( m_parameterGrid, wxAuiPaneInfo( panePrms ) );

    // Manage the draw panel
    m_auimgr.AddPane( m_canvas,
                      wxAuiPaneInfo().Name( wxT( "DrawFrame" ) ).CentrePane() );

    // Manage the message panel
    m_auimgr.AddPane( m_messagePanel,
                      wxAuiPaneInfo( mesg ).Name( wxT( "MsgPanel" ) ).Bottom().Layer(1) );

    // Gives a min size and the last saved size to left windows
    m_auimgr.GetPane( m_pageList ).MinSize( wxSize(60, -1 ) );
    m_auimgr.GetPane( m_pageList ).BestSize( wxSize(m_pageListWidth, -1) );

    m_auimgr.GetPane( m_parameterGrid ).MinSize( wxSize( 120, -1 ) );
    m_auimgr.GetPane( m_parameterGrid ).BestSize( wxSize(m_parameterGridWidth, -1) );

    m_auimgr.Update();

    // Now Drawpanel is sized, we can use BestZoom to show the component (if any)
#ifdef USE_WX_GRAPHICS_CONTEXT
    GetScreen()->SetZoom( BestZoom() );
#else
    Zoom_Automatique( false );
#endif

    Show( true );

    this->SelectFootprintWizard();
}


FOOTPRINT_WIZARD_FRAME::~FOOTPRINT_WIZARD_FRAME()
{
    if( m_Draw3DFrame )
        m_Draw3DFrame->Destroy();
}


void FOOTPRINT_WIZARD_FRAME::OnCloseWindow( wxCloseEvent& Event )
{
    if( IsModal() )
    {
        // Only dismiss a modal frame once, so that the return values set by
        // the prior DismissModal() are not bashed for ShowModal().
        if( !IsDismissed() )
            DismissModal( false );
    }
    else
    {
        Destroy();
    }
}


void FOOTPRINT_WIZARD_FRAME::ExportSelectedFootprint( wxCommandEvent& aEvent )
{
    DismissModal( true );
    Close();
}


void FOOTPRINT_WIZARD_FRAME::OnSize( wxSizeEvent& SizeEv )
{
    if( m_auimgr.GetManagedWindow() )
        m_auimgr.Update();

    SizeEv.Skip();
}


void FOOTPRINT_WIZARD_FRAME::OnSetRelativeOffset( wxCommandEvent& event )
{
    GetScreen()->m_O_Curseur = GetCrossHairPosition();
    UpdateStatusBar();
}


void FOOTPRINT_WIZARD_FRAME::ReCreatePageList()
{
    if( m_pageList == NULL )
        return;

    FOOTPRINT_WIZARD* footprintWizard = GetMyWizard();

    if( !footprintWizard )
        return;

    m_pageList->Clear();
    int max_page = footprintWizard->GetNumParameterPages();

    for( int i = 0; i<max_page; i++ )
    {
        wxString name = footprintWizard->GetParameterPageName( i );
        m_pageList->Append( name );
    }

    m_pageList->SetSelection( 0, true );

    ReCreateParameterList();
    ReCreateHToolbar();
    DisplayWizardInfos();
    m_canvas->Refresh();
}


void FOOTPRINT_WIZARD_FRAME::ReCreateParameterList()
{
    if( m_parameterGrid == NULL )
        return;

    FOOTPRINT_WIZARD* footprintWizard = GetMyWizard();

    if( footprintWizard == NULL )
        return;

    int page = m_pageList->GetSelection();

    if( page<0 )
        return;

    m_parameterGrid->ClearGrid();


    // Rows
    m_parameterGrid->AutoSizeRows();
    m_parameterGrid->EnableDragRowSize( true );
    m_parameterGrid->SetRowLabelSize( 1 );
    m_parameterGrid->SetRowLabelAlignment( wxALIGN_CENTRE, wxALIGN_CENTRE );

    // Get the list of names, values, and types
    wxArrayString   fpList  = footprintWizard->GetParameterNames( page );
    wxArrayString   fvList  = footprintWizard->GetParameterValues( page );
    wxArrayString   ptList  = footprintWizard->GetParameterTypes( page );

    // Dimension the wxGrid
    m_parameterGrid->DeleteRows( 0, m_parameterGrid->GetNumberRows() );
    m_parameterGrid->AppendRows( fpList.size() );

    wxString name, value, units;
    for( unsigned int i = 0; i<fpList.size(); i++ )
    {
        name    = fpList[i];
        value   = fvList[i];

        m_parameterGrid->SetCellValue( i, 0, name );
        m_parameterGrid->SetReadOnly( i, 0 );

        if( ptList[i]==wxT( "IU" ) )
        {
            LOCALE_IO toggle;

            // We are handling internal units, so convert them to the current
            // system selected units and store into value.
            double dValue;

            value.ToDouble( &dValue );

            dValue = To_User_Unit( g_UserUnit, dValue );

            if( g_UserUnit==INCHES )    // we convert inches into mils for more detail
            {
                dValue  = dValue * 1000.0;
                units   = wxT( "mils" );
            }
            else if( g_UserUnit==MILLIMETRES )
            {
                units = wxT( "mm" );
            }

            std::string s = Double2Str( dValue );
            value = FROM_UTF8( s.c_str() );
        }
        else if( ptList[i]==wxT( "UNITS" ) )    // 1,2,3,4,5 ... N
        {
            units = wxT( "" );
        }

        m_parameterGrid->SetCellValue( i, 1, value );
        m_parameterGrid->SetCellValue( i, 2, units );
        m_parameterGrid->SetReadOnly( i, 2 );
    }

    m_parameterGrid->AutoSizeColumns();
}


void FOOTPRINT_WIZARD_FRAME::ClickOnPageList( wxCommandEvent& event )
{
    int ii = m_pageList->GetSelection();

    if( ii < 0 )
        return;

    ReCreateParameterList();
    m_canvas->Refresh();
    DisplayWizardInfos();
}


#define PARTLIST_WIDTH_KEY  wxT( "Partlist_width" )
#define PARAMLIST_WIDTH_KEY wxT( "Paramlist_width" )


void FOOTPRINT_WIZARD_FRAME::LoadSettings( wxConfigBase* aCfg )
{
    EDA_DRAW_FRAME::LoadSettings( aCfg );

    wxConfigPathChanger cpc( aCfg, m_configPath );

    aCfg->Read( PARTLIST_WIDTH_KEY, &m_pageListWidth, 100 );
    aCfg->Read( PARAMLIST_WIDTH_KEY, &m_parameterGridWidth, 200 );

    // Set parameters to a reasonable value.
    if( m_pageListWidth > m_FrameSize.x / 3 )
        m_pageListWidth = m_FrameSize.x / 3;

    if( m_parameterGridWidth > m_FrameSize.x / 2 )
        m_parameterGridWidth = m_FrameSize.x / 2;
}


void FOOTPRINT_WIZARD_FRAME::SaveSettings( wxConfigBase* aCfg )
{
    EDA_DRAW_FRAME::SaveSettings( aCfg );

    wxConfigPathChanger cpc( aCfg, m_configPath );
    aCfg->Write( PARTLIST_WIDTH_KEY, m_pageList->GetSize().x );
    aCfg->Write( PARAMLIST_WIDTH_KEY, m_parameterGrid->GetSize().x );
}


void FOOTPRINT_WIZARD_FRAME::OnActivate( wxActivateEvent& event )
{
    EDA_DRAW_FRAME::OnActivate( event );

    // Ensure we do not have old selection:
    if( !m_FrameIsActive )
        return;

    bool footprintWizardsChanged = false;

    if( footprintWizardsChanged )
    {
        // If we are here, the library list has changed, rebuild it
        ReCreatePageList();
        DisplayWizardInfos();
    }
}


bool FOOTPRINT_WIZARD_FRAME::GeneralControl( wxDC* aDC, const wxPoint& aPosition, int aHotKey )
{
    bool eventHandled = true;

    // Filter out the 'fake' mouse motion after a keyboard movement
    if( !aHotKey && m_movingCursorWithKeyboard )
    {
        m_movingCursorWithKeyboard = false;
        return false;
    }

    wxCommandEvent  cmd( wxEVT_COMMAND_MENU_SELECTED );
    cmd.SetEventObject( this );

    wxPoint pos = aPosition;
    wxPoint oldpos = GetCrossHairPosition();
    GeneralControlKeyMovement( aHotKey, &pos, true );

    switch( aHotKey )
    {
    case WXK_F1:
        cmd.SetId( ID_POPUP_ZOOM_IN );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case WXK_F2:
        cmd.SetId( ID_POPUP_ZOOM_OUT );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case WXK_F3:
        cmd.SetId( ID_ZOOM_REDRAW );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case WXK_F4:
        cmd.SetId( ID_POPUP_ZOOM_CENTER );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case WXK_HOME:
        cmd.SetId( ID_ZOOM_PAGE );
        GetEventHandler()->ProcessEvent( cmd );
        break;

    case ' ':
        GetScreen()->m_O_Curseur = GetCrossHairPosition();
        break;

    default:
        eventHandled = false;
    }

    SetCrossHairPosition( pos );
    RefreshCrossHair( oldpos, aPosition, aDC );

    UpdateStatusBar();    // Display new cursor coordinates

    return eventHandled;
}


void FOOTPRINT_WIZARD_FRAME::Show3D_Frame( wxCommandEvent& event )
{
    if( m_Draw3DFrame )
    {
        // Raising the window does not show the window on Windows if iconized.
        // This should work on any platform.
        if( m_Draw3DFrame->IsIconized() )
            m_Draw3DFrame->Iconize( false );

        m_Draw3DFrame->Raise();

        // Raising the window does not set the focus on Linux.  This should work on any platform.
        if( wxWindow::FindFocus() != m_Draw3DFrame )
            m_Draw3DFrame->SetFocus();

        return;
    }

    m_Draw3DFrame = new EDA_3D_FRAME( &Kiway(), this, wxEmptyString );
    Update3D_Frame( false );
    m_Draw3DFrame->Show( true );
}


/**
 * Function Update3D_Frame
 * must be called after a footprint selection
 * Updates the 3D view and 3D frame title.
 */
void FOOTPRINT_WIZARD_FRAME::Update3D_Frame( bool aForceReloadFootprint )
{
    if( m_Draw3DFrame == NULL )
        return;

    wxString frm3Dtitle;
    frm3Dtitle.Printf( _( "ModView: 3D Viewer [%s]" ), GetChars( m_wizardName ) );
    m_Draw3DFrame->SetTitle( frm3Dtitle );

    if( aForceReloadFootprint )
    {
        m_Draw3DFrame->ReloadRequest();

        // Force 3D screen refresh immediately
        if( GetBoard()->m_Modules )
            m_Draw3DFrame->NewDisplay();
    }
}


void FOOTPRINT_WIZARD_FRAME::ReCreateHToolbar()
{
    wxString msg;

    if( !m_mainToolBar )
    {
        m_mainToolBar = new wxAuiToolBar( this, wxID_ANY, wxDefaultPosition, wxDefaultSize,
                                          wxAUI_TB_DEFAULT_STYLE | wxAUI_TB_HORZ_LAYOUT );

        // Set up toolbar
        m_mainToolBar->AddTool( ID_FOOTPRINT_WIZARD_SELECT_WIZARD, wxEmptyString,
                                KiBitmap( library_xpm ),
                                _( "Select wizard to use" ) );

        m_mainToolBar->AddSeparator();
        m_mainToolBar->AddTool( ID_FOOTPRINT_WIZARD_PREVIOUS, wxEmptyString,
                                KiBitmap( lib_previous_xpm ),
                                _( "Select previous editable item" ) );

        m_mainToolBar->AddTool( ID_FOOTPRINT_WIZARD_NEXT, wxEmptyString,
                                KiBitmap( lib_next_xpm ),
                                _( "Select next editable item" ) );

        m_mainToolBar->AddSeparator();
        m_mainToolBar->AddTool( ID_FOOTPRINT_WIZARD_SHOW_3D_VIEW, wxEmptyString,
                                KiBitmap( three_d_xpm ),
                                _( "Show footprint in 3D viewer" ) );

        m_mainToolBar->AddSeparator();
        msg = AddHotkeyName( _( "Zoom in" ), g_Module_Editor_Hokeys_Descr,
                             HK_ZOOM_IN, IS_COMMENT );
        m_mainToolBar->AddTool( ID_ZOOM_IN, wxEmptyString,
                                KiBitmap( zoom_in_xpm ), msg );

        msg = AddHotkeyName( _( "Zoom out" ), g_Module_Editor_Hokeys_Descr,
                             HK_ZOOM_OUT, IS_COMMENT );
        m_mainToolBar->AddTool( ID_ZOOM_OUT, wxEmptyString,
                                KiBitmap( zoom_out_xpm ), msg );

        msg = AddHotkeyName( _( "Redraw view" ), g_Module_Editor_Hokeys_Descr,
                             HK_ZOOM_REDRAW, IS_COMMENT );
        m_mainToolBar->AddTool( ID_ZOOM_REDRAW, wxEmptyString,
                                KiBitmap( zoom_redraw_xpm ), msg );

        msg = AddHotkeyName( _( "Zoom auto" ), g_Module_Editor_Hokeys_Descr,
                             HK_ZOOM_AUTO, IS_COMMENT );
        m_mainToolBar->AddTool( ID_ZOOM_PAGE, wxEmptyString,
                                KiBitmap( zoom_fit_in_page_xpm ), msg );

        if( IsModal() )
        {
            // The library browser is called from a "load component" command
            m_mainToolBar->AddSeparator();
            m_mainToolBar->AddTool( ID_FOOTPRINT_WIZARD_DONE,
                                    wxEmptyString, KiBitmap( export_footprint_names_xpm ),
                                    _( "Insert footprint in board" ) );
        }

        // after adding the buttons to the toolbar, must call Realize() to
        // reflect the changes
        m_mainToolBar->Realize();
    }

    m_mainToolBar->Refresh();
}


void FOOTPRINT_WIZARD_FRAME::ReCreateVToolbar()
{
}