2018-01-27 11:21:45 +01:00
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/*
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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 "door.h"
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static void tick(void);
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static void touch(Entity *other);
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static void openWithKey(void);
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static int isClosed(void);
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static int isOpening(void);
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static int isClosing(void);
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void initDoor(Entity *e)
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{
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initEntity(e);
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e->isSolid = 1;
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e->flags |= EF_WEIGHTLESS | EF_NO_ENVIRONMENT | EF_NO_CLIP | EF_EXPLODES | EF_NO_TELEPORT;
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e->closedX = e->closedY = -1;
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e->state = DOOR_CLOSED;
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e->speed = 8;
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e->isLocked = 1;
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e->sprite[0] = e->sprite[1] = e->sprite[2] = getSpriteIndex("Door");
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if (e->closedX == -1 && e->closedY == -1)
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{
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e->closedX = (int) e->x;
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e->closedY = (int) e->y;
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}
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e->tick = tick;
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e->touch = touch;
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}
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void initBronzeDoor(Entity *e)
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{
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initDoor(e);
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STRNCPY(e->requiredKey, "Bronze Key", MAX_NAME_LENGTH);
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e->speed = 2;
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e->sprite[0] = e->sprite[1] = e->sprite[2] = getSpriteIndex("BronzeDoor");
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}
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void initSilverDoor(Entity *e)
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{
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initDoor(e);
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STRNCPY(e->requiredKey, "Silver Key", MAX_NAME_LENGTH);
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e->speed = 2;
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e->sprite[0] = e->sprite[1] = e->sprite[2] = getSpriteIndex("SilverDoor");
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}
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void initGoldDoor(Entity *e)
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{
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initDoor(e);
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STRNCPY(e->requiredKey, "Gold Key", MAX_NAME_LENGTH);
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e->speed = 2;
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e->sprite[0] = e->sprite[1] = e->sprite[2] = getSpriteIndex("GoldDoor");
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}
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static void tick(void)
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{
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self->dx = self->dy = 0;
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if (isOpening())
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{
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getSlope(self->tx, self->ty, self->x, self->y, &self->dx, &self->dy);
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self->dx *= self->speed;
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self->dy *= self->speed;
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if (abs(self->x - self->tx) < self->speed && abs(self->y - self->ty) < self->speed)
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{
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self->x = self->tx;
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self->y = self->ty;
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}
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self->isStatic = 0;
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}
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else if (isClosing())
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{
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getSlope(self->closedX, self->closedY, self->x, self->y, &self->dx, &self->dy);
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self->dx *= self->speed;
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self->dy *= self->speed;
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if (abs(self->x - self->closedX) < self->speed && abs(self->y - self->closedY) < self->speed)
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{
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self->x = self->closedX;
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self->y = self->closedY;
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}
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self->isStatic = 0;
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}
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if (self->dx == 0 && self->dy == 0 && !self->isStatic)
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{
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self->isStatic = 1;
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playSound(SND_DOOR_FINISH, CH_MECHANICAL);
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}
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}
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static void touch(Entity *other)
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{
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if ((other->type != ET_BOB && self->isLocked) || (other->type != ET_BOB && other->type != ET_ENEMY))
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{
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return;
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}
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if (self->isLocked && !dev.cheatKeys)
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{
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if (isClosed())
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{
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if (strlen(self->requiredKey) != 0)
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{
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openWithKey();
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}
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else if (self->thinkTime == 0)
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{
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setGameplayMessage(MSG_GAMEPLAY, "Door is locked");
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playSound(SND_DENIED, CH_MECHANICAL);
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}
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self->thinkTime = 2;
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return;
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}
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else if (isClosing())
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{
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return;
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}
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}
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if (self->state != DOOR_OPEN)
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{
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playSound(SND_DOOR_START, CH_MECHANICAL);
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}
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self->state = DOOR_OPEN;
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}
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static void openWithKey(void)
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{
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if (hasItem(self->requiredKey))
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{
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if (self->thinkTime <= 0)
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{
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setGameplayMessage(MSG_GAMEPLAY, "%s required", self->requiredKey);
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playSound(SND_DENIED, CH_MECHANICAL);
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}
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self->thinkTime = 2;
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return;
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}
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2018-01-27 11:47:53 +01:00
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removeItem(self->requiredKey);
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2018-01-27 11:21:45 +01:00
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setGameplayMessage(MSG_GAMEPLAY, "%s removed", self->requiredKey);
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STRNCPY(self->requiredKey, "", MAX_NAME_LENGTH);
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self->isLocked = 0;
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if (self->state != DOOR_OPEN)
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{
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playSound(SND_DOOR_START, CH_MECHANICAL);
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}
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self->state = DOOR_OPEN;
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}
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static int isOpening(void)
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{
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return (self->state == DOOR_OPEN && ((int) self->x != (int) self->tx || (int) self->y != (int) self->ty));
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}
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static int isClosing(void)
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{
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return (self->state == DOOR_CLOSED && ((int) self->x != self->closedX || (int) self->y != self->closedY));
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}
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static int isClosed(void)
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{
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return (self->state == DOOR_CLOSED && ((int) self->x == self->closedX && (int) self->y == self->closedY));
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}
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