/*******************************/
		/* Dialog frame to swap layers */
		/*******************************/

	/* Fichier swap_layers */

#include "fctsys.h"
#include "common.h"
#include "pcbnew.h"

#include "protos.h"

/* Variables locales */
static int New_Layer[32];

enum swap_layer_id {
	ID_SWAP_LAYER_EXECUTE = 1800,
	ID_SWAP_LAYER_CANCEL,
	ID_SWAP_LAYER_BUTTON_SELECT,
	ID_SWAP_LAYER_DESELECT,
	ID_SWAP_LAYER_SELECT
};


/***********************************************/
/* classe pour la frame de selection de layers */
/***********************************************/

class WinEDA_SwapLayerFrame: public wxDialog
{
private:
	WinEDA_BasePcbFrame *m_Parent;
	wxRadioBox * m_LayerList;

public:

	// Constructor and destructor
	WinEDA_SwapLayerFrame(WinEDA_BasePcbFrame *parent);
	~WinEDA_SwapLayerFrame(void) {};

private:
	void Sel_Layer(wxCommandEvent& event);
	void Cancel(wxCommandEvent& event);
	void Execute(wxCommandEvent& event);
	DECLARE_EVENT_TABLE()

};
/* Table des evenements pour WinEDA_SwapLayerFrame */
BEGIN_EVENT_TABLE(WinEDA_SwapLayerFrame, wxDialog)
	EVT_BUTTON(ID_SWAP_LAYER_EXECUTE, WinEDA_SwapLayerFrame::Execute)
	EVT_BUTTON(ID_SWAP_LAYER_CANCEL, WinEDA_SwapLayerFrame::Cancel)
	EVT_BUTTON(ID_SWAP_LAYER_DESELECT, WinEDA_SwapLayerFrame::Sel_Layer)
	EVT_BUTTON(ID_SWAP_LAYER_BUTTON_SELECT, WinEDA_SwapLayerFrame::Sel_Layer)
	EVT_RADIOBOX(ID_SWAP_LAYER_SELECT, WinEDA_SwapLayerFrame::Sel_Layer)
END_EVENT_TABLE()


/*************************************************************************/
WinEDA_SwapLayerFrame::WinEDA_SwapLayerFrame(WinEDA_BasePcbFrame *parent):
			wxDialog(parent, -1, _("Swap Layers:"),wxPoint(-1,-1),
					wxSize(470, 450), DIALOG_STYLE )
/*************************************************************************/
{
#define START_Y 15
wxButton * Button;
int ii;
wxPoint pos;
wxString g_Layer_Name_Pair[32];
wxSize winsize;
	
	m_Parent = parent;
	SetFont(*g_DialogFont);

	for ( ii = 0; ii < NB_LAYERS; ii++ )
	{
		g_Layer_Name_Pair[ii] = ReturnPcbLayerName(ii) + wxT(" -> ") + _("No Change");
	}
	pos.x = 5; pos.y = START_Y;
	m_LayerList = new wxRadioBox(this, ID_SWAP_LAYER_SELECT, _("Layers"),
			pos, wxSize(-1,-1), 29, g_Layer_Name_Pair, 16, wxRA_SPECIFY_ROWS);
	
	winsize.y = m_LayerList->GetRect().GetBottom();

	pos.x = m_LayerList->GetRect().GetRight() + 12;
	Button = new wxButton(this,ID_SWAP_LAYER_CANCEL,
						_("Cancel"), pos);
	Button->SetForegroundColour(*wxRED);
	winsize.x = MAX(winsize.x,Button->GetRect().GetRight());

	pos.y += Button->GetSize().y + 5;
	Button = new wxButton(this,ID_SWAP_LAYER_EXECUTE,
						_("OK"), pos);
	Button->SetForegroundColour(*wxBLUE);
	winsize.x = MAX(winsize.x,Button->GetRect().GetRight());

	pos.y += Button->GetSize().y + 15;
	Button = new wxButton(this,ID_SWAP_LAYER_DESELECT,
						_("Deselect"), pos);
	Button->SetForegroundColour(wxColour(0,100,0));
	winsize.x = MAX(winsize.x,Button->GetRect().GetRight());

	pos.y += Button->GetSize().y + 5;
	Button = new wxButton(this,ID_SWAP_LAYER_BUTTON_SELECT,
						_("Select"), pos);
	Button->SetForegroundColour(wxColour(0,100,100));
	winsize.x = MAX(winsize.x,Button->GetRect().GetRight());
	
	winsize.x += 10; winsize.y += 10;
	SetClientSize(winsize);

}


/***************************************************************/
void WinEDA_SwapLayerFrame::Sel_Layer(wxCommandEvent& event)
/***************************************************************/
{
 int ii, jj;

	ii = m_LayerList->GetSelection();

	switch ( event.GetId())
		{
		case ID_SWAP_LAYER_DESELECT:
			if ( New_Layer[ii] != -1 )
				{
				New_Layer[ii] = -1;
				m_LayerList->SetString(ii, ReturnPcbLayerName(ii) +
							 + wxT(" -> ") + _("No Change") );
				}
			break;

		case ID_SWAP_LAYER_BUTTON_SELECT:
		case ID_SWAP_LAYER_SELECT:
			jj = m_Parent->SelectLayer(ii, -1, -1);
			if ( (jj < 0) || (jj >= 29) ) return;

			if ( ii != jj )
				{
				New_Layer[ii] = jj;
				m_LayerList->SetString(ii,
						ReturnPcbLayerName(ii) + wxT(" -> ") + ReturnPcbLayerName(jj) );
				}
			break;
		}
}

/*********************************************************/
void WinEDA_SwapLayerFrame::Cancel(wxCommandEvent& event)
/*********************************************************/
{
	EndModal(-1);
}

/*********************************************************/
void WinEDA_SwapLayerFrame::Execute(wxCommandEvent& event)
/*********************************************************/
{
	EndModal(1);
}


/********************************************************/
void WinEDA_PcbFrame::Swap_Layers(wxCommandEvent & event)
/********************************************************/
/* Swap layers */
{
int ii, jj ;
TRACK * pt_segm ;
DRAWSEGMENT * pt_drawsegm;
EDA_BaseStruct * PtStruct;


	/* Init default values */
	for ( ii = 0 ; ii < 32 ; ii++ ) New_Layer[ii] = -1 ;

WinEDA_SwapLayerFrame * frame = new WinEDA_SwapLayerFrame(this);
	ii = frame->ShowModal(); frame->Destroy();

	if ( ii != 1 ) return;

	/* Modifications des pistes */
	pt_segm = (TRACK*) m_Pcb->m_Track;
	for ( ; pt_segm != NULL;pt_segm = (TRACK*)pt_segm->Pnext )
	{
		m_CurrentScreen->SetModify();
		if( pt_segm->m_StructType == TYPEVIA )
		{
			SEGVIA * Via = (SEGVIA *) pt_segm;
			if ( Via->Shape() == VIA_NORMALE ) continue;
			int top_layer, bottom_layer;
			Via->ReturnLayerPair(&top_layer, &bottom_layer);
			if( New_Layer[bottom_layer] >= 0)
				bottom_layer = New_Layer[bottom_layer];
			if( New_Layer[top_layer] >= 0)
				top_layer = New_Layer[top_layer];
			Via->SetLayerPair(top_layer, bottom_layer);
		}
		else
		{
			jj = pt_segm->m_Layer;
			if( New_Layer[jj] >= 0) pt_segm->m_Layer = New_Layer[jj];
		}
	}

	/* Modifications des zones */
	pt_segm = (TRACK*) m_Pcb->m_Zone;
	for ( ; pt_segm != NULL;pt_segm = (TRACK*)pt_segm->Pnext )
		{
		m_CurrentScreen->SetModify();
		jj = pt_segm->m_Layer;
		if( New_Layer[jj] >= 0) pt_segm->m_Layer = New_Layer[jj];
		}

	/* Modifications des autres segments */
	PtStruct = m_Pcb->m_Drawings;
	for ( ; PtStruct != NULL ; PtStruct = PtStruct->Pnext )
		{
		if( PtStruct->m_StructType == TYPEDRAWSEGMENT )
			{
			m_CurrentScreen->SetModify();
			pt_drawsegm = (DRAWSEGMENT *) PtStruct;
			jj = pt_drawsegm->m_Layer;
			if( New_Layer[jj] >= 0) pt_drawsegm->m_Layer = New_Layer[jj];
			}
		}
	DrawPanel->Refresh(TRUE);
}