/*
 * Game Develop IDE
 * Copyright 2008-2014 Florian Rival (Florian.Rival@gmail.com). All rights reserved.
 * This project is released under the GNU General Public License.
 */
#include "ExternalLayoutEditor.h"

//(*InternalHeaders(ExternalLayoutEditor)
#include <wx/bitmap.h>
#include <wx/intl.h>
#include <wx/image.h>
#include <wx/string.h>
//*)
#include <wx/config.h>
#include "GDCore/PlatformDefinition/ExternalLayout.h"
#include "GDCore/IDE/Dialogs/LayoutEditorCanvas/LayoutEditorCanvas.h"
#include "GDCore/IDE/Dialogs/LayersEditorPanel.h"
#include "../InitialPositionBrowserDlg.h"
#include "LayoutEditorPropertiesPnl.h"
#include "ObjectsEditor.h"
#include "../MainFrame.h"
#include "GDCore/IDE/SkinHelper.h"
#include "GDCore/CommonTools.h"
#include "GDCore/Tools/Localization.h"

using namespace gd;

//(*IdInit(ExternalLayoutEditor)
const long ExternalLayoutEditor::ID_STATICTEXT1 = wxNewId();
const long ExternalLayoutEditor::ID_COMBOBOX1 = wxNewId();
const long ExternalLayoutEditor::ID_PANEL1 = wxNewId();
const long ExternalLayoutEditor::ID_SCROLLBAR2 = wxNewId();
const long ExternalLayoutEditor::ID_SCROLLBAR1 = wxNewId();
const long ExternalLayoutEditor::ID_CUSTOM1 = wxNewId();
const long ExternalLayoutEditor::ID_PANEL5 = wxNewId();
const long ExternalLayoutEditor::ID_STATICTEXT2 = wxNewId();
const long ExternalLayoutEditor::ID_STATICBITMAP1 = wxNewId();
const long ExternalLayoutEditor::ID_PANEL3 = wxNewId();
const long ExternalLayoutEditor::ID_PANEL2 = wxNewId();
//*)

BEGIN_EVENT_TABLE(ExternalLayoutEditor,wxPanel)
	//(*EventTable(ExternalLayoutEditor)
	//*)
END_EVENT_TABLE()

ExternalLayoutEditor::ExternalLayoutEditor(wxWindow* parent, gd::Project & project_, gd::ExternalLayout & externalLayout_, const gd::MainFrameWrapper & mainFrameWrapper_) :
layoutEditorCanvas(NULL),
externalLayout(externalLayout_),
project(project_),
mainFrameWrapper(mainFrameWrapper_)
{
    gd::InitialInstancesContainer & instanceContainer = dynamic_cast<gd::InitialInstancesContainer&>(externalLayout.GetInitialInstances());

	//(*Initialize(ExternalLayoutEditor)
	wxFlexGridSizer* FlexGridSizer4;
	wxFlexGridSizer* FlexGridSizer3;
	wxFlexGridSizer* FlexGridSizer2;
	wxFlexGridSizer* helpSizer;
	wxFlexGridSizer* FlexGridSizer1;

	Create(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL, _T("wxID_ANY"));
	SetBackgroundColour(wxColour(255,255,255));
	FlexGridSizer1 = new wxFlexGridSizer(0, 1, 0, 0);
	FlexGridSizer1->AddGrowableCol(0);
	FlexGridSizer1->AddGrowableRow(0);
	corePanel = new wxPanel(this, ID_PANEL2, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL, _T("ID_PANEL2"));
	corePanel->SetBackgroundColour(wxColour(255,255,255));
	FlexGridSizer4 = new wxFlexGridSizer(0, 1, 0, 0);
	FlexGridSizer4->AddGrowableCol(0);
	FlexGridSizer4->AddGrowableRow(1);
	contextPanel = new wxPanel(corePanel, ID_PANEL1, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL, _T("ID_PANEL1"));
	contextPanel->SetBackgroundColour(wxColour(255,255,255));
	FlexGridSizer2 = new wxFlexGridSizer(0, 3, 0, 0);
	FlexGridSizer2->AddGrowableCol(1);
	FlexGridSizer2->AddGrowableRow(0);
	StaticText1 = new wxStaticText(contextPanel, ID_STATICTEXT1, _("Edit as if the objects were included to scene :"), wxDefaultPosition, wxDefaultSize, 0, _T("ID_STATICTEXT1"));
	FlexGridSizer2->Add(StaticText1, 1, wxALL|wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL, 5);
	parentSceneComboBox = new wxComboBox(contextPanel, ID_COMBOBOX1, wxEmptyString, wxDefaultPosition, wxDefaultSize, 0, 0, 0, wxDefaultValidator, _T("ID_COMBOBOX1"));
	parentSceneComboBox->SetSelection( parentSceneComboBox->Append(_("No scene")) );
	FlexGridSizer2->Add(parentSceneComboBox, 1, wxALL|wxEXPAND|wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL, 3);
	contextPanel->SetSizer(FlexGridSizer2);
	FlexGridSizer2->Fit(contextPanel);
	FlexGridSizer2->SetSizeHints(contextPanel);
	FlexGridSizer4->Add(contextPanel, 1, wxALL|wxEXPAND|wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL, 0);
	FlexGridSizer3 = new wxFlexGridSizer(0, 1, 0, 0);
	FlexGridSizer3->AddGrowableCol(0);
	FlexGridSizer3->AddGrowableRow(0);
	FlexGridSizer3->AddGrowableRow(1);
	layoutPanel = new wxPanel(corePanel, ID_PANEL5, wxDefaultPosition, wxDefaultSize, wxNO_BORDER|wxTAB_TRAVERSAL, _T("ID_PANEL5"));
	layoutPanel->SetBackgroundColour(wxColour(255,255,255));
	scrollBar2 = new wxScrollBar(layoutPanel, ID_SCROLLBAR2, wxDefaultPosition, wxDefaultSize, wxSB_VERTICAL, wxDefaultValidator, _T("ID_SCROLLBAR2"));
	scrollBar2->SetScrollbar(2500, 10, 5000, 10);
	scrollBar1 = new wxScrollBar(layoutPanel, ID_SCROLLBAR1, wxDefaultPosition, wxDefaultSize, wxSB_HORIZONTAL, wxDefaultValidator, _T("ID_SCROLLBAR1"));
	scrollBar1->SetScrollbar(2500, 10, 5000, 10);
	layoutEditorCanvas = new gd::LayoutEditorCanvas(layoutPanel, project, emptyLayout, instanceContainer, externalLayout.GetAssociatedSettings(), mainFrameWrapper);
	FlexGridSizer3->Add(layoutPanel, 1, wxALL|wxEXPAND|wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL, 0);
	helpPanel = new wxPanel(corePanel, ID_PANEL3, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL, _T("ID_PANEL3"));
	helpPanel->SetBackgroundColour(wxColour(255,255,255));
	helpSizer = new wxFlexGridSizer(0, 3, 0, 0);
	helpSizer->AddGrowableRow(0);
	StaticText2 = new wxStaticText(helpPanel, ID_STATICTEXT2, _("Choose the scene to be used as a base for editing the external layout"), wxDefaultPosition, wxDefaultSize, 0, _T("ID_STATICTEXT2"));
	helpSizer->Add(StaticText2, 1, wxALL|wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL, 5);
	StaticBitmap1 = new wxStaticBitmap(helpPanel, ID_STATICBITMAP1, gd::SkinHelper::GetIcon("up", 16), wxDefaultPosition, wxDefaultSize, wxNO_BORDER, _T("ID_STATICBITMAP1"));
	helpSizer->Add(StaticBitmap1, 1, wxALL|wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL, 5);
	helpPanel->SetSizer(helpSizer);
	helpSizer->Fit(helpPanel);
	helpSizer->SetSizeHints(helpPanel);
	FlexGridSizer3->Add(helpPanel, 1, wxALL|wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL, 5);
	FlexGridSizer4->Add(FlexGridSizer3, 1, wxALL|wxEXPAND|wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL, 0);
	corePanel->SetSizer(FlexGridSizer4);
	FlexGridSizer4->Fit(corePanel);
	FlexGridSizer4->SetSizeHints(corePanel);
	FlexGridSizer1->Add(corePanel, 1, wxALL|wxEXPAND|wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL, 0);
	SetSizer(FlexGridSizer1);
	FlexGridSizer1->Fit(this);
	FlexGridSizer1->SetSizeHints(this);

	Connect(ID_COMBOBOX1,wxEVT_COMMAND_COMBOBOX_SELECTED,(wxObjectEventFunction)&ExternalLayoutEditor::OnparentSceneComboBoxSelected);
	Connect(ID_SCROLLBAR2,wxEVT_SCROLL_TOP|wxEVT_SCROLL_BOTTOM|wxEVT_SCROLL_LINEUP|wxEVT_SCROLL_LINEDOWN|wxEVT_SCROLL_PAGEUP|wxEVT_SCROLL_PAGEDOWN|wxEVT_SCROLL_THUMBTRACK|wxEVT_SCROLL_THUMBRELEASE|wxEVT_SCROLL_CHANGED,(wxObjectEventFunction)&ExternalLayoutEditor::OnscrollBar2Scroll);
	Connect(ID_SCROLLBAR1,wxEVT_SCROLL_TOP|wxEVT_SCROLL_BOTTOM|wxEVT_SCROLL_LINEUP|wxEVT_SCROLL_LINEDOWN|wxEVT_SCROLL_PAGEUP|wxEVT_SCROLL_PAGEDOWN|wxEVT_SCROLL_THUMBTRACK|wxEVT_SCROLL_THUMBRELEASE|wxEVT_SCROLL_CHANGED,(wxObjectEventFunction)&ExternalLayoutEditor::OnscrollBar1Scroll);
	layoutEditorCanvas->Connect(wxEVT_SET_FOCUS,(wxObjectEventFunction)&ExternalLayoutEditor::OnsceneCanvasSetFocus,0,this);
	layoutPanel->Connect(wxEVT_SIZE,(wxObjectEventFunction)&ExternalLayoutEditor::OnscenePanelResize,0,this);
	Connect(wxEVT_SIZE,(wxObjectEventFunction)&ExternalLayoutEditor::OnResize);
	//*)
    Connect(ID_SCROLLBAR1,wxEVT_SCROLL_CHANGED,(wxObjectEventFunction)&ExternalLayoutEditor::OnscrollBar1Scroll);
    Connect(ID_SCROLLBAR1,wxEVT_SCROLL_THUMBTRACK,(wxObjectEventFunction)&ExternalLayoutEditor::OnscrollBar1Scroll);
    Connect(ID_SCROLLBAR2,wxEVT_SCROLL_CHANGED,(wxObjectEventFunction)&ExternalLayoutEditor::OnscrollBar2Scroll);
    Connect(ID_SCROLLBAR2,wxEVT_SCROLL_THUMBTRACK,(wxObjectEventFunction)&ExternalLayoutEditor::OnscrollBar2Scroll);
	Connect(ID_COMBOBOX1,wxEVT_COMMAND_COMBOBOX_DROPDOWN,(wxObjectEventFunction)&ExternalLayoutEditor::OnparentSceneComboBoxDropDown);

	//Prepare pane manager
    m_mgr.SetManagedWindow( this );
    m_mgr.AddPane( corePanel, wxAuiPaneInfo().Name( wxT( "LayoutPanel" ) ).Center().CloseButton( false ).Caption( _( "Scene's editor" ) ).MaximizeButton( true ).MinimizeButton( false ).CaptionVisible(false) );

    gd::SkinHelper::ApplyCurrentSkin(m_mgr);

    std::string name = externalLayout.GetAssociatedSettings().associatedLayout;
    gd::Layout * scene = project.HasLayoutNamed(name) ? &project.GetLayout(name) : NULL;

    if ( scene != NULL )
        SetupForScene(*scene);
    else
        SetupForScene(emptyLayout);
}

ExternalLayoutEditor::~ExternalLayoutEditor()
{
	//(*Destroy(ExternalLayoutEditor)
	//*)

    //Save the configuration
    if ( &layoutEditorCanvas->GetLayout() != &emptyLayout ) wxConfigBase::Get()->Write("/ExternalLayoutEditor/LastWorkspace", m_mgr.SavePerspective());
	m_mgr.UnInit();
}

void ExternalLayoutEditor::OnResize(wxSizeEvent& event)
{
    Layout();

    //We're managing ourselves the size:
    contextPanel->SetSize(GetSize().GetWidth(), contextPanel->GetSize().GetHeight());
    layoutPanel->SetPosition(wxPoint(0,contextPanel->GetSize().GetHeight()));
    layoutPanel->SetSize(GetSize().GetWidth(),GetSize().GetHeight()-contextPanel->GetSize().GetHeight());
}

void ExternalLayoutEditor::OnscenePanelResize(wxSizeEvent& event)
{
    //Manual resizing of layout's panel
    layoutEditorCanvas->UpdateSize();

    scrollBar1->SetSize(0, layoutPanel->GetSize().GetHeight()-scrollBar1->GetSize().GetHeight(), layoutPanel->GetSize().GetWidth()-scrollBar2->GetSize().GetWidth(), scrollBar1->GetSize().GetHeight());
    scrollBar2->SetSize(layoutPanel->GetSize().GetWidth()-scrollBar2->GetSize().GetWidth(), 0, scrollBar2->GetSize().GetWidth(), layoutPanel->GetSize().GetHeight()-scrollBar1->GetSize().GetHeight());
}

void ExternalLayoutEditor::OnscrollBar2Scroll(wxScrollEvent& event)
{
    layoutEditorCanvas->OnvScrollbarScroll(event);
}

void ExternalLayoutEditor::OnscrollBar1Scroll(wxScrollEvent& event)
{
    layoutEditorCanvas->OnhScrollbarScroll(event);
}

void ExternalLayoutEditor::ForceRefreshRibbonAndConnect()
{
    mainFrameWrapper.GetRibbon()->SetActivePage(2);
    layoutEditorCanvas->ConnectEvents();
}

void ExternalLayoutEditor::OnsceneCanvasSetFocus(wxFocusEvent& event)
{
    mainFrameWrapper.GetRibbon()->SetActivePage(2);
    layoutEditorCanvas->ConnectEvents();
}

void ExternalLayoutEditor::SetupForScene(gd::Layout & layout)
{
    if ( &layout == &emptyLayout )
    {
        layoutPanel->Hide();
        helpPanel->Show();
    }
    else
    {
        layoutPanel->Show();
        helpPanel->Hide();

        gd::InitialInstancesContainer & instanceContainer = dynamic_cast<gd::InitialInstancesContainer&>(externalLayout.GetInitialInstances());

        //Check if external editors already have been created
        bool creatingEditorsForFirsttime = (objectsEditor == boost::shared_ptr<ObjectsEditor>() ||
                                            layersEditor == boost::shared_ptr<gd::LayersEditorPanel>() ||
                                            propertiesPnl == boost::shared_ptr<LayoutEditorPropertiesPnl>());

        //(Re)create layout canvas
        if ( layoutEditorCanvas ) delete layoutEditorCanvas;
        layoutEditorCanvas = new gd::LayoutEditorCanvas(layoutPanel, project, layout, instanceContainer, externalLayout.GetAssociatedSettings(), mainFrameWrapper);
        layoutEditorCanvas->SetParentAuiManager( &m_mgr );
        layoutEditorCanvas->SetScrollbars(scrollBar1, scrollBar2);

        //Creating external editors and linking them to the layout canvas
        objectsEditor = boost::shared_ptr<gd::ObjectsEditor>(new gd::ObjectsEditor(this, project, &layout, mainFrameWrapper));
        layersEditor = boost::shared_ptr<gd::LayersEditorPanel>(new gd::LayersEditorPanel(this, project, layout, mainFrameWrapper) );
        propertiesPnl = boost::shared_ptr<LayoutEditorPropertiesPnl>(new LayoutEditorPropertiesPnl(this, project, layout, layoutEditorCanvas, mainFrameWrapper) );
        initialInstancesBrowser = boost::shared_ptr<InitialPositionBrowserDlg>(new InitialPositionBrowserDlg(this, instanceContainer, *layoutEditorCanvas) );

        layoutEditorCanvas->AddAssociatedEditor(objectsEditor.get());
        layoutEditorCanvas->AddAssociatedEditor(layersEditor.get());
        layoutEditorCanvas->AddAssociatedEditor(propertiesPnl.get());
        layoutEditorCanvas->AddAssociatedEditor(initialInstancesBrowser.get());
        layersEditor->SetAssociatedLayoutEditorCanvas(layoutEditorCanvas);
        objectsEditor->SetAssociatedPropertiesPanel(propertiesPnl.get(), &m_mgr);

        //Display editors in panes
        if ( creatingEditorsForFirsttime )
        {
            if ( !m_mgr.GetPane("EO").IsOk() )
                m_mgr.AddPane( objectsEditor.get(), wxAuiPaneInfo().Name( wxT( "EO" ) ).Right().CloseButton( true ).Caption( _( "Objects' editor" ) ).MaximizeButton( true ).MinimizeButton( false ).CaptionVisible(true).MinSize(208, 100) );
            if ( !m_mgr.GetPane("EL").IsOk() )
                m_mgr.AddPane( layersEditor.get(), wxAuiPaneInfo().Name( wxT( "EL" ) ).Right().CloseButton( true ).Caption( _( "Layers' editor" ) ).MaximizeButton( true ).MinimizeButton( false ).CaptionVisible(true).MinSize(208, 100) );
            if ( !m_mgr.GetPane("PROPERTIES").IsOk() )
                m_mgr.AddPane( propertiesPnl.get(), wxAuiPaneInfo().Name( wxT( "PROPERTIES" ) ).Float().CloseButton( true ).Caption( _( "Properties" ) ).MaximizeButton( true ).MinimizeButton( false ).CaptionVisible(true).MinSize(50, 50).BestSize(230,200).Show(true) );
            if ( !m_mgr.GetPane("InstancesBrowser").IsOk() )
                m_mgr.AddPane( initialInstancesBrowser.get(), wxAuiPaneInfo().Name( wxT( "InstancesBrowser" ) ).Float().CloseButton( true ).Caption( _( "Instances list" ) ).MaximizeButton( true ).MinimizeButton( false ).CaptionVisible(true).MinSize(50, 50).BestSize(230,200).Show(true) );

            wxString perspective;
            wxConfigBase::Get()->Read("/ExternalLayoutEditor/LastWorkspace", &perspective);
            m_mgr.LoadPerspective(perspective);
        }
        else
        {
            m_mgr.GetPane("EO").Window(objectsEditor.get());
            m_mgr.GetPane("EL").Window(layersEditor.get());
            m_mgr.GetPane("PROPERTIES").Window(propertiesPnl.get());
            m_mgr.GetPane("InstancesBrowser").Window(initialInstancesBrowser.get());
        }

        m_mgr.Update();
        ForceRefreshRibbonAndConnect();
    }

    //Save the choice
    externalLayout.GetAssociatedSettings().associatedLayout = layout.GetName();
    if(parentSceneComboBox->GetValue() != layout.GetName()) parentSceneComboBox->SetValue(layout.GetName());
}

void ExternalLayoutEditor::OnparentSceneComboBoxSelected(wxCommandEvent& event)
{
    std::string name = ToString(parentSceneComboBox->GetValue()) ;
    gd::Layout * scene = project.HasLayoutNamed(name) ? &project.GetLayout(name) : NULL;

    if ( parentSceneComboBox->GetSelection() == 0 ) //0 i.e. "No scene"
        scene = &emptyLayout;
    else if ( scene == NULL)
    {
        gd::LogWarning(_("Scene not found."));
        return;
    }

    SetupForScene(*scene);
}

/**
 * Update layout list.
 */
void ExternalLayoutEditor::OnparentSceneComboBoxDropDown(wxCommandEvent& event)
{
    parentSceneComboBox->Clear();
    parentSceneComboBox->Append(_("No layout"));

    for (unsigned int i = 0;i<project.GetLayoutsCount();++i)
    	parentSceneComboBox->Append(project.GetLayout(i).GetName());
}

gd::Layout & ExternalLayoutEditor::GetAssociatedLayout()
{
    return layoutEditorCanvas->GetLayout();
}