/**
 * @file dialog_edit_module_text.cpp
 * @brief dialog editor for texts (fields) in footprints.
 */

/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2015 Jean-Pierre Charras
 * Copyright (C) 2013 Dick Hollenbeck, dick@softplc.com
 * Copyright (C) 2008-2013 Wayne Stambaugh <stambaughw@verizon.net>
 * Copyright (C) 1992-2016 KiCad Developers, see AUTHORS.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
 */


#include <fctsys.h>
#include <macros.h>
#include <gr_basic.h>
#include <common.h>
#include <class_drawpanel.h>
#include <pcbnew.h>
#include <drawtxt.h>
#include <confirm.h>
#include <wxBasePcbFrame.h>
#include <base_units.h>
#include <wx/numformatter.h>
#include <board_commit.h>

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

#include <class_pcb_layer_box_selector.h>
#include <dialog_edit_module_text.h>


extern wxPoint MoveVector;  // Move vector for move edge, imported from edtxtmod.cpp


void PCB_BASE_FRAME::InstallTextModOptionsFrame( TEXTE_MODULE* TextMod, wxDC* DC )
{
    m_canvas->SetIgnoreMouseEvents( true );
    DialogEditModuleText dialog( this, TextMod, DC );
    dialog.ShowModal();
    m_canvas->SetIgnoreMouseEvents( false );
}


DialogEditModuleText::DialogEditModuleText( PCB_BASE_FRAME* aParent,
                                            TEXTE_MODULE* aTextMod, wxDC* aDC ) :
    DialogEditModuleText_base( aParent ),
    m_OrientValidator( 1, &m_OrientValue )

{
    m_parent = aParent;
    m_dc     = aDC;
    m_module = NULL;
    m_currentText = aTextMod;
    m_OrientValue = 0;

    m_OrientValidator.SetRange( -90.0, 90.0 );
    m_OrientValueCtrl->SetValidator( m_OrientValidator );
    m_OrientValidator.SetWindow( m_OrientValueCtrl );

    if( m_currentText )
        m_module = (MODULE*) m_currentText->GetParent();

    m_sdbSizerOK->SetDefault();
    SetFocus();

}


bool DialogEditModuleText::TransferDataToWindow()
{
    if( !wxDialog::TransferDataToWindow() )
        return false;

    wxString msg;

    if( m_module )
    {
        wxString format = m_ModuleInfoText->GetLabel();
        msg.Printf( format,
                    GetChars( m_module->GetReference() ),
                    GetChars( m_module->GetValue() ),
                    m_module->GetOrientation() / 10.0 );
    }
    else
    {
        msg.Empty();
    }

    m_ModuleInfoText->SetLabel( msg );

    // Create a list of not allowed layers.
    // could be slightly dependent of the type of footprint text.
    LSET forbiddenLayers( LSET::AllCuMask() );
    forbiddenLayers.set( Edge_Cuts ).set( Margin ).set( F_Paste ).set( B_Paste ).set( F_Mask ).set( B_Mask );

    switch( m_currentText->GetType() )
    {
    case TEXTE_MODULE::TEXT_is_VALUE:
        m_TextDataTitle->SetLabel( _( "Value:" ) );
        break;

    case TEXTE_MODULE::TEXT_is_DIVERS:
        m_TextDataTitle->SetLabel( _( "Text:" ) );
        break;

    case TEXTE_MODULE::TEXT_is_REFERENCE:
        m_TextDataTitle->SetLabel( _( "Reference:" ) );
        break;
    }

    m_Name->SetValue( m_currentText->GetText() );

    m_Style->SetSelection( m_currentText->IsItalic() ? 1 : 0 );

    AddUnitSymbol( *m_SizeXTitle );
    PutValueInLocalUnits( *m_TxtSizeCtrlX, m_currentText->GetTextWidth() );

    AddUnitSymbol( *m_SizeYTitle );
    PutValueInLocalUnits( *m_TxtSizeCtrlY, m_currentText->GetTextHeight() );

    AddUnitSymbol( *m_PosXTitle );
    PutValueInLocalUnits( *m_TxtPosCtrlX, m_currentText->GetPos0().x );

    AddUnitSymbol( *m_PosYTitle );
    PutValueInLocalUnits( *m_TxtPosCtrlY, m_currentText->GetPos0().y );

    AddUnitSymbol( *m_WidthTitle );
    PutValueInLocalUnits( *m_TxtWidthCtlr, m_currentText->GetThickness() );

    double text_orient = m_currentText->GetTextAngle();
    NORMALIZE_ANGLE_90( text_orient );

    if( text_orient != 0.0 )
        m_Orient->SetSelection( 1 );

    if( !m_currentText->IsVisible() )
        m_Show->SetSelection( 1 );

    bool custom_orientation = false;
    switch( int( text_orient ) )
    {
    case 0:
        m_Orient->SetSelection( 0 );
        break;

    case 900:
        m_Orient->SetSelection( 1 );
        break;

    case -900:
        m_Orient->SetSelection( 2 );
        break;

    default:
        m_Orient->SetSelection( 3 );
        custom_orientation = true;
        break;
    }

    m_OrientValueCtrl->Enable( custom_orientation );
    m_OrientValue = text_orient / 10.0;
    m_OrientValidator.TransferToWindow();

    // Configure the layers list selector
    if( !m_parent->GetBoard()->IsLayerEnabled( m_currentText->GetLayer() ) )
        // Footprints are built outside the current board, so items cann be
        // on a not activated layer, therefore show it if happens.
        m_LayerSelectionCtrl->ShowNonActivatedLayers( true );

    m_LayerSelectionCtrl->SetLayersHotkeys( false );
    m_LayerSelectionCtrl->SetLayerSet( forbiddenLayers );
    m_LayerSelectionCtrl->SetBoardFrame( m_parent );
    m_LayerSelectionCtrl->Resync();

    if( m_LayerSelectionCtrl->SetLayerSelection( m_currentText->GetLayer() ) < 0 )
    {
        wxMessageBox( _( "This item has an illegal layer id.\n"
                        "Now, forced on the front silk screen layer. Please, fix it" ) );
        m_LayerSelectionCtrl->SetLayerSelection( F_SilkS );
    }

    return true;
}


bool DialogEditModuleText::TransferDataFromWindow()
{
    BOARD_COMMIT commit( m_parent );

    if( !Validate() || !DialogEditModuleText_base::TransferDataFromWindow() )
        return false;

    if( m_module )
        commit.Modify( m_currentText );

#ifndef USE_WX_OVERLAY
    if( m_dc )     //Erase old text on screen
    {
        m_currentText->Draw( m_parent->GetCanvas(), m_dc, GR_XOR,
                             (m_currentText->IsMoving()) ? MoveVector : wxPoint( 0, 0 ) );
    }
#endif

    m_currentText->SetText( m_Name->GetValue() );
    m_currentText->SetItalic( m_Style->GetSelection() == 1 );

    wxPoint tmp;

    tmp.x = ValueFromString( g_UserUnit, m_TxtPosCtrlX->GetValue() );
    tmp.y = ValueFromString( g_UserUnit, m_TxtPosCtrlY->GetValue() );

    m_currentText->SetPos0( tmp );

    wxSize textSize( wxSize( ValueFromString( g_UserUnit, m_TxtSizeCtrlX->GetValue() ),
                             ValueFromString( g_UserUnit, m_TxtSizeCtrlY->GetValue() ) ) );

    // Test for a reasonable size:
    if( textSize.x < TEXTS_MIN_SIZE )
        textSize.x = TEXTS_MIN_SIZE;

    if( textSize.y < TEXTS_MIN_SIZE )
        textSize.y = TEXTS_MIN_SIZE;

    m_currentText->SetTextSize( textSize );

    int width = ValueFromString( g_UserUnit, m_TxtWidthCtlr->GetValue() );

    // Test for a reasonable width:
    if( width <= 1 )
        width = 1;

    int maxthickness = Clamp_Text_PenSize(width, m_currentText->GetTextSize() );

    if( width > maxthickness )
    {
        DisplayError( NULL,
                      _( "The text thickness is too large for the text size. It will be clamped" ) );
        width = maxthickness;
    }

    m_currentText->SetThickness( width );

    m_currentText->SetVisible( m_Show->GetSelection() == 0 );

    bool custom_orientation = false;
    switch( m_Orient->GetSelection() )
    {
    case 0:
        m_currentText->SetTextAngle( 0 );
        break;

    case 1:
        m_currentText->SetTextAngle( 900 );
        break;

    case 2:
        m_currentText->SetTextAngle( -900 );
        break;

    default:
        custom_orientation = true;
        m_currentText->SetTextAngle( KiROUND( m_OrientValue * 10.0 ) );
        break;
    };

    switch( int( m_currentText->GetTextAngle() ) )
    {
    case 0:
        m_Orient->SetSelection( 0 );
        break;

    case 900:
    case -2700:
        m_Orient->SetSelection( 1 );
        break;

    case -900:
    case 2700:
        m_Orient->SetSelection( 2 );
        break;

    default:
        m_Orient->SetSelection( 3 );
        m_currentText->SetTextAngle( KiROUND( m_OrientValue * 10.0 ) );
        custom_orientation = true;
        break;
    }
    m_OrientValue = 10.0 * m_currentText->GetTextAngle();
    m_OrientValueCtrl->Enable( custom_orientation );
    m_OrientValidator.TransferToWindow();

    m_currentText->SetDrawCoord();

    LAYER_NUM layer = m_LayerSelectionCtrl->GetLayerSelection();
    m_currentText->SetLayer( ToLAYER_ID( layer ) );
    m_currentText->SetMirrored( IsBackLayer( m_currentText->GetLayer() ) );

#ifndef USE_WX_OVERLAY
    if( m_dc )     // Display new text
    {
        m_currentText->Draw( m_parent->GetCanvas(), m_dc, GR_XOR,
                (m_currentText->IsMoving()) ? MoveVector : wxPoint( 0, 0 ) );
    }
#else
    m_parent->Refresh();
#endif

    commit.Push( _( "Modify module text" ) );

    if( m_module )
        m_module->SetLastEditTime();

    return true;
}


void DialogEditModuleText::ModuleOrientEvent( wxCommandEvent& event )
{
    bool custom_orientation = false;

    switch( m_Orient->GetSelection() )
    {
    case 0:
        m_OrientValue = 0.0;
        break;

    case 1:
        m_OrientValue = 90.0;
        break;

    case 2:
        m_OrientValue = -90.0;
        break;

    default:
        custom_orientation = true;
        break;
    }

    m_OrientValidator.TransferToWindow();
    m_OrientValueCtrl->Enable( custom_orientation );
}