/*
 *                            COPYRIGHT
 *
 *  PCB, interactive printed circuit board design
 *  Copyright (C) 1994,1995,1996 Thomas Nau
 *
 *  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, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *  Contact addresses for paper mail and Email:
 *  Thomas Nau, Schlehenweg 15, 88471 Baustetten, Germany
 *  Thomas.Nau@rz.uni-ulm.de
 *
 */


/* functions used to change the mirror flag of an object
 *
 * an undo operation is not implemented because it's easy to
 * recover an object
 */

#include "config.h"

#include <stdlib.h>

#include "data.h"
#include "mirror.h"
#include "misc.h"
#include "polygon.h"

/* ---------------------------------------------------------------------------
 * mirrors the coordinates of an element
 * an additional offset is passed
 */
void MirrorElementCoordinates(DataTypePtr Data, ElementTypePtr Element, Coord yoff)
{
	r_delete_element(Data, Element);
	ELEMENTLINE_LOOP(Element);
	{
		line->Point1.X = SWAP_X(line->Point1.X);
		line->Point1.Y = SWAP_Y(line->Point1.Y) + yoff;
		line->Point2.X = SWAP_X(line->Point2.X);
		line->Point2.Y = SWAP_Y(line->Point2.Y) + yoff;
	}
	END_LOOP;
	PIN_LOOP(Element);
	{
		RestoreToPolygon(Data, PCB_TYPE_PIN, Element, pin);
		pin->X = SWAP_X(pin->X);
		pin->Y = SWAP_Y(pin->Y) + yoff;
	}
	END_LOOP;
	PAD_LOOP(Element);
	{
		RestoreToPolygon(Data, PCB_TYPE_PAD, Element, pad);
		pad->Point1.X = SWAP_X(pad->Point1.X);
		pad->Point1.Y = SWAP_Y(pad->Point1.Y) + yoff;
		pad->Point2.X = SWAP_X(pad->Point2.X);
		pad->Point2.Y = SWAP_Y(pad->Point2.Y) + yoff;
		TOGGLE_FLAG(PCB_FLAG_ONSOLDER, pad);
	}
	END_LOOP;
	ARC_LOOP(Element);
	{
		arc->X = SWAP_X(arc->X);
		arc->Y = SWAP_Y(arc->Y) + yoff;
		arc->StartAngle = SWAP_ANGLE(arc->StartAngle);
		arc->Delta = SWAP_DELTA(arc->Delta);
	}
	END_LOOP;
	ELEMENTTEXT_LOOP(Element);
	{
		text->X = SWAP_X(text->X);
		text->Y = SWAP_Y(text->Y) + yoff;
		TOGGLE_FLAG(PCB_FLAG_ONSOLDER, text);
	}
	END_LOOP;
	Element->MarkX = SWAP_X(Element->MarkX);
	Element->MarkY = SWAP_Y(Element->MarkY) + yoff;

	/* now toggle the solder-side flag */
	TOGGLE_FLAG(PCB_FLAG_ONSOLDER, Element);
	/* this inserts all of the rtree data too */
	SetElementBoundingBox(Data, Element, &PCB->Font);
	ClearFromPolygon(Data, PCB_TYPE_ELEMENT, Element, Element);
}
