/****************************************************/
	/* class_module.cpp : fonctions de la classe MODULE */
	/****************************************************/

#include "fctsys.h"
#include "gr_basic.h"

#include "wxstruct.h"
#include "common.h"
#include "pcbnew.h"
#include "trigo.h"

#ifdef PCBNEW
#include "autorout.h"
#include "drag.h"
#endif

#ifdef CVPCB
#include "cvpcb.h"

#endif

#include "protos.h"

	/************************************************************************/
	/* Class TEXTE_MODULE classe de base des elements type Texte sur module */
	/************************************************************************/

/* Constructeur de TEXTE_MODULE */
TEXTE_MODULE::TEXTE_MODULE(MODULE * parent, int text_type ):
		EDA_BaseStruct( parent, TYPETEXTEMODULE)
{
MODULE * Module = (MODULE*) m_Parent;

	m_NoShow = 0;				/* visible */
	m_Type = text_type;		/* Reference */
	if( (m_Type != TEXT_is_REFERENCE) && (m_Type != TEXT_is_VALUE) )
		m_Type = TEXT_is_DIVERS;

	m_Size.x = m_Size.y = 400; m_Width = 120;  /* dimensions raisonnables par defaut */
	m_Orient = 0;				/* en 1/10 degre */
	m_Miroir = 1;				// Mode normal (pas de miroir)
	m_Unused = 0;
	m_Layer = SILKSCREEN_N_CMP;
	if( Module && (Module->m_StructType == TYPEMODULE) )
		{
		m_Pos = Module->m_Pos;
		m_Layer = Module->m_Layer;
		if( Module->m_Layer == CUIVRE_N) m_Layer = SILKSCREEN_N_CU;
		if(Module->m_Layer == CMP_N) m_Layer = SILKSCREEN_N_CMP;
		if((Module->m_Layer == SILKSCREEN_N_CU) ||
		   (Module->m_Layer == ADHESIVE_N_CU) || (Module->m_Layer == CUIVRE_N))
			 m_Miroir = 0;
		}
}

TEXTE_MODULE:: ~TEXTE_MODULE(void)
{
}


void TEXTE_MODULE::Copy(TEXTE_MODULE * source)		// copy structure
{
	if (source == NULL) return;

	m_Pos = source->m_Pos;
	m_Layer = source->m_Layer;

	m_Miroir = source->m_Miroir;		// vue normale / miroir
	m_NoShow = source->m_NoShow;		// 0: visible 1: invisible
	m_Type = source->m_Type;			// 0: ref,1: val, autre = 2..255
	m_Orient = source->m_Orient;		// orientation en 1/10 degre
	m_Pos0 = source->m_Pos0;			// coord du debut du texte /ancre, orient 0

	m_Size = source->m_Size;
	m_Width = source->m_Width;

	m_Text = source->m_Text;
}

/* supprime du chainage la structure Struct
  les structures arrieres et avant sont chainees directement
 */
void TEXTE_MODULE::UnLink( void )
{
	/* Modification du chainage arriere */
	if( Pback )
		{
		if( Pback->m_StructType != TYPEMODULE)
			{
			Pback->Pnext = Pnext;
			}

		else /* Le chainage arriere pointe sur la structure "Pere" */
			{
			((MODULE*)Pback)->m_Drawings = Pnext;
			}
		}

	/* Modification du chainage avant */
	if( Pnext) Pnext->Pback = Pback;

	Pnext = Pback = NULL;
}


/******************************************/
int TEXTE_MODULE:: GetLength(void)
/******************************************/
{
	return m_Text.Len();
}

/******************************************/
void TEXTE_MODULE:: SetWidth(int new_width)
/******************************************/
{
	m_Width = new_width;
}

// mise a jour des coordonnées absolues pour affichage
void TEXTE_MODULE:: SetDrawCoord(void)
{
MODULE * Module = (MODULE *) m_Parent;

	m_Pos = m_Pos0;

	if ( Module == NULL ) return;

	int angle = Module->m_Orient;
	NORMALIZE_ANGLE_POS(angle);

	RotatePoint( &m_Pos.x, &m_Pos.y, angle);
	m_Pos.x += Module->m_Pos.x;
	m_Pos.y += Module->m_Pos.y;
}

// mise a jour des coordonnées relatives au module
void TEXTE_MODULE:: SetLocalCoord(void)
{
MODULE * Module = (MODULE *) m_Parent;

	if ( Module == NULL ) return;

	m_Pos0.x = m_Pos.x - Module->m_Pos.x;
	m_Pos0.y = m_Pos.y - Module->m_Pos.y;

	int angle = Module->m_Orient;
	NORMALIZE_ANGLE_POS(angle);

	RotatePoint( &m_Pos0.x, &m_Pos0.y, -angle);
}

	/* locate functions */
int TEXTE_MODULE:: Locate(const wxPoint & posref)
{
int mX, mY, dx, dy;
MODULE * Module = (MODULE *) m_Parent;
int angle = m_Orient;

	if (Module) angle += Module->m_Orient;

	dx  = (m_Size.x * GetLength()) /2;
	dy  = m_Size.y / 2 ;
	dx = ((dx * 10) / 9) + m_Width;	/* Facteur de forme des lettres : 10/9 */

	/* le point de reference est tourné de - angle
		pour se ramener a un rectangle de reference horizontal */
	mX = posref.x - m_Pos.x; mY = posref.y - m_Pos.y;
	RotatePoint(&mX, &mY, - angle);
	/* le point de reference est-il dans ce rectangle */
	if( ( abs(mX) <= abs(dx) ) && ( abs(mY) <= abs(dy)) )
		{
		return 1;
		}
	return 0;
}


/******************************************************************************************/
void TEXTE_MODULE::Draw(WinEDA_DrawPanel * panel, wxDC * DC,  wxPoint offset, int draw_mode)
/******************************************************************************************/
/* trace 1 texte de module
	Utilise la police definie dans grfonte.h
	(Se reporter a ce fichier pour les explications complementaires)
	offset = offset de trace ( reference au centre du texte)
	draw_mode = GR_OR, GR_XOR..
*/
{
int zoom;
int width, color, orient, miroir;
wxSize size;
wxPoint pos;				// Centre du texte
PCB_SCREEN * screen;
WinEDA_BasePcbFrame * frame;
MODULE * Module = (MODULE *) m_Parent;


	if ( panel == NULL ) return;
		
	screen = (PCB_SCREEN *) panel->GetScreen();
	frame = ( WinEDA_BasePcbFrame * ) panel->m_Parent;
	zoom = screen->GetZoom();

	pos.x = m_Pos.x - offset.x;
	pos.y = m_Pos.y - offset.y;

	size = m_Size;
	orient = GetDrawRotation();
	miroir = m_Miroir & 1 ; // = 0 si vu en miroir
	width = m_Width;
	if( (frame->m_DisplayModText == FILAIRE) || ( (width/zoom) < L_MIN_DESSIN) )
		width = 0;
	else if ( frame->m_DisplayModText == SKETCH ) width = -width;

	GRSetDrawMode(DC, draw_mode);

	/* trace du centre du texte */
	if((g_AnchorColor & ITEM_NOT_SHOW) == 0 )
	{
		int anchor_size = 2*zoom;
		GRLine(&panel->m_ClipBox, DC,
				pos.x - anchor_size, pos.y,
				pos.x + anchor_size, pos.y, 0, g_AnchorColor);
		GRLine(&panel->m_ClipBox, DC,
				pos.x, pos.y - anchor_size,
				pos.x, pos.y + anchor_size, 0, g_AnchorColor);
	}

	color = g_DesignSettings.m_LayerColor[Module->m_Layer];

	if( Module && Module->m_Layer == CUIVRE_N) color = g_ModuleTextCUColor;
	if( Module && Module->m_Layer == CMP_N)  color = g_ModuleTextCMPColor;
		
	if ( (color & ITEM_NOT_SHOW) != 0 ) return;

	if(m_NoShow) color = g_ModuleTextNOVColor;
	if ( (color & ITEM_NOT_SHOW) != 0 ) return;

	/* Si le texte doit etre mis en miroir: modif des parametres */
	if( miroir == 0 ) size.x = - size.x;

	/* Trace du texte */
	DrawGraphicText(panel, DC, pos , color, m_Text,
			orient, size, GR_TEXT_HJUSTIFY_CENTER, GR_TEXT_VJUSTIFY_CENTER, width);
}


/******************************************/
int TEXTE_MODULE::GetDrawRotation(void)
/******************************************/
/* Return text rotation for drawings and plotting
*/
{
int rotation;
MODULE * Module = (MODULE *) m_Parent;

	rotation = m_Orient;
	if ( Module ) rotation += Module->m_Orient;
	
	NORMALIZE_ANGLE_POS(rotation);
//	if( (rotation > 900 ) && (rotation < 2700 ) ) rotation -= 1800;	// For angle = 0 .. 180 deg
	while ( rotation > 900 ) rotation -= 1800;	// For angle = -90 .. 90 deg
	
	return rotation;
}