156 lines
3.2 KiB
C
156 lines
3.2 KiB
C
/*
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Copyright (C) 2018 Parallel Realities
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "teleporter.h"
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static void init(void);
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static void action(void);
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static void touch(Entity *other);
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static void activate(int active);
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static void getCollisionBounds(SDL_Rect *r);
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static void load(cJSON *root);
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static void save(cJSON *root);
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Entity *initTeleporter(void)
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{
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Structure *s;
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s = createStructure();
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s->type = ET_TELEPORTER;
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s->sprite[0] = s->sprite[1] = s->sprite[2] = getSprite("TeleporterActive");
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s->flags |= EF_WEIGHTLESS | EF_NO_CLIP | EF_IGNORE_BULLETS | EF_NO_TELEPORT;
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s->plane = PLANE_FOREGROUND;
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s->isStatic = 1;
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s->active = 1;
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s->init = init;
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s->action = action;
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s->touch = touch;
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s->activate = activate;
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s->getCollisionBounds = getCollisionBounds;
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s->load = load;
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s->save = save;
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return (Entity*)s;
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}
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static void init(void)
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{
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Structure *s;
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s = (Structure*)self;
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if (s->active)
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{
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s->sprite[FACING_LEFT] = s->sprite[FACING_RIGHT] = s->sprite[FACING_DIE] = getSprite("TeleporterActive");
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}
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else
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{
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s->sprite[FACING_LEFT] = s->sprite[FACING_RIGHT] = s->sprite[FACING_DIE] = getSprite("TeleporterInactive");
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}
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s->spriteTime = 0;
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s->spriteFrame = 0;
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}
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static void action(void)
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{
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if (self->active)
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{
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addTeleporterEffect(self->x + rand() % 85, self->y);
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}
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self->thinkTime = 1;
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}
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static void touch(Entity *other)
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{
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float tx, ty;
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if (self->active && other != self && (other->flags & (EF_TELEPORTING | EF_NO_TELEPORT)) == 0)
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{
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tx = self->tx;
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other->tx += self->w / 2;
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other->tx -= other->w / 2;
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ty = self->ty;
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other->ty += self->h / 2;
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other->ty -= other->h / 2;
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teleportEntity(other, tx, ty);
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playBattleSound(SND_TELEPORT, self->uniqueId % MAX_SND_CHANNELS, self->x, self->y);
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}
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}
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static void activate(int active)
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{
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self->active = active;
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self->init();
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if (self->active)
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{
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observeActivation(self);
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if (!isOnScreen(self))
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{
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setGameplayMessage(MSG_GAMEPLAY, _("Teleporter activated ..."));
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}
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}
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}
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static void getCollisionBounds(SDL_Rect *r)
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{
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r->x = self->x + 16;
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r->y = self->y - 4;
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r->w = 64;
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r->h = self->h;
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}
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static void load(cJSON *root)
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{
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Structure *s;
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s = (Structure*)self;
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s->active = cJSON_GetObjectItem(root, "active")->valueint;
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s->tx = cJSON_GetObjectItem(root, "tx")->valueint;
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s->ty = cJSON_GetObjectItem(root, "ty")->valueint;
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}
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static void save(cJSON *root)
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{
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Structure *s;
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s = (Structure*)self;
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cJSON_AddStringToObject(root, "type", "Teleporter");
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cJSON_AddNumberToObject(root, "active", s->active);
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cJSON_AddNumberToObject(root, "tx", s->tx);
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cJSON_AddNumberToObject(root, "ty", s->ty);
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}
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