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/*
 *
 * Copyright (C) 2022 Jeremias Stotter <jeremias@stotter.eu>
 *
 * This file is part of network-simulator.
 *
 * network-simulator 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 3 of the License, or (at your option) any later version.
 *
 * network-simulator 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 network-simulator. If not, see <https://www.gnu.org/licenses/>. 
*/

#include <string.h>
#include <cairo.h>

#include "shared.h"
#include "decorations.h"

struct deco_text* start_text = NULL;

struct deco_text* deco_text_new() {
	struct deco_text* deco = calloc(sizeof(struct deco_text), 1);
	if(!start_text) {
		start_text = deco;
	} else {
		struct deco_text* last;
		LL_LAST(start_text, last);
		last->next = deco;
		deco->prev = last;
	}
	deco->text = malloc(2);
	strcpy(deco->text, "");
	return deco;
}

void deco_text_free(struct deco_text* deco) {
	if(deco->prev)
		deco->prev->next = deco->next;
	if(deco->next)
		deco->next->prev = deco->prev;
	if(deco == start_text) start_text = deco->next;
	free(deco->text);
	free(deco);
}

void deco_text_set(struct deco_text* deco, const char* text) {
	free(deco->text);
	deco->text = malloc(strlen(text));
	strcpy(deco->text, text);
}
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