/*
 *                            COPYRIGHT
 *
 *  pcb-rnd, interactive printed circuit board design
 *  Copyright (C) 2016 Tibor 'Igor2' Palinkas
 *
 *  This module, layer_ui.c, was written and is Copyright (C) 2016 by
 *  Tibor 'Igor2' Palinkas.
 *  this module is also subject to the GNU GPL as described below
 *
 *  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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 *  Contact:
 *    Project page: http://repo.hu/projects/pcb-rnd
 *    lead developer: http://repo.hu/projects/pcb-rnd/contact.html
 *    mailing list: pcb-rnd (at) list.repo.hu (send "subscribe")
 */

#ifndef PCB_LAYER_UI_H
#define PCB_LAYER_UI_H

/* Virtual layers for UI and debug */
#include <librnd/core/global_typedefs.h>

#include "genvector/vtp0.h"
#include "genht/htip.h"
#include "data.h"
#include "board.h"

/* list of all UI layers - each item is a persistent pointer to a layer struct */
extern vtp0_t pcb_uilayers;


pcb_layer_t *pcb_uilayer_alloc(pcb_board_t *pcb, const char *cookie, const char *name, const rnd_color_t *color);
void pcb_uilayer_free(pcb_layer_t *l);
void pcb_uilayer_free_all_cookie(const char *cookie);
void pcb_uilayer_init(void);
void pcb_uilayer_uninit(void);

pcb_layer_t *pcb_uilayer_get(long ui_ly_id);
long pcb_uilayer_get_id(const pcb_layer_t *ly);

RND_INLINE int pcb_is_uilayer(pcb_layer_t *layer)
{
	if (layer->parent_type == PCB_PARENT_DATA) {
		pcb_data_t *data = layer->parent.data;
		if (data->parent_type == PCB_PARENT_BOARD) {
			pcb_board_t *pcb = data->parent.board;
			if (data == pcb->uilayer_data)
				return 1;
		}
		return 0;
	}
	return (layer->parent_type == PCB_PARENT_UI);
}

#endif