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/*
*
* Copyright (c) 2010 Samuel Pitoiset
*
* This file is part of Freedroid
*
* Freedroid 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.
*
* Freedroid 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 Freedroid; see the file COPYING. If not, write to the
* Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*/
#include "defs.h"
#include "struct.h"
#include "global.h"
#include "proto.h"
/**
* Add a new map label
* \param lvl Pointer towards the level where the map label lies
* \param x The x position of the map label
* \param y The y position of the map label
* \param label_name Name of the map label
*/
void add_map_label(level *lvl, int x, int y, char *label_name)
{
struct map_label label;
// Create a new map label
label.pos.x = x;
label.pos.y = y;
label.label_name = label_name;
// Add the new map label on the map position
dynarray_add(&lvl->map_labels, &label, sizeof(struct map_label));
DebugPrintf(0, "\nNew map label added: label_name=%s, pos.x=%d, pos.y=%d, pos.z=%d",
label_name, x, y, lvl->levelnum);
}
/**
* Delete the map label
* \param lvl Pointer towards the level where the map label lies
* \param label_name Name of the map label
*/
void del_map_label(struct level *lvl, const char *label_name)
{
int i;
for (i = 0; i < lvl->map_labels.size; i++) {
// Get the map label on this level
struct map_label *label = &ACCESS_MAP_LABEL(lvl->map_labels, i);
if (!strcmp(label->label_name, label_name)) {
// Delete the map label
free(label->label_name);
label->label_name = NULL;
dynarray_del(&lvl->map_labels, i, sizeof(struct map_label));
return;
}
}
}
void free_map_labels(struct level *lvl)
{
int i;
for (i = 0; i < lvl->map_labels.size; i++) {
// Get the map label on this level
struct map_label *label = &ACCESS_MAP_LABEL(lvl->map_labels, i);
free(label->label_name);
}
dynarray_free(&lvl->map_labels);
}
/**
* Retrieve the map_label
* \param lvl Pointer towards the level where the map label lies
* \param label_name Name of the map label
*/
struct map_label *get_map_label(struct level *lvl, const char *label_name)
{
int i;
for (i = 0; i < lvl->map_labels.size; i++) {
// Get the map label on this level
struct map_label *label = &ACCESS_MAP_LABEL(lvl->map_labels, i);
if (!strcmp(label->label_name, label_name))
return label;
}
return NULL;
}
struct map_label *get_map_label_from_coords(struct level *lvl, float x, float y)
{
int i;
for (i = 0; i < lvl->map_labels.size; i++) {
struct map_label *m = &ACCESS_MAP_LABEL(lvl->map_labels, i);
if (m->pos.x == floor(x) && m->pos.y == floor(y))
return m;
}
return NULL;
}
/**
* @brief Check if a map label exists.
*
* @param label_name The name of the map label.
* @return A pointer towards the map label or NULL if it doesn't exist.
*/
struct map_label *map_label_exists(const char *label_name)
{
map_label *m;
int i;
for (i = 0; i < curShip.num_levels; i++) {
if (!level_exists(i))
continue;
m = get_map_label(curShip.AllLevels[i], label_name);
if (m)
return m;
}
return NULL;
}
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