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/* Battle Tanks Game
* Copyright (C) 2006-2009 Battle Tanks team
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*
* Additional rights can be granted beyond the GNU General Public License
* on the terms provided in the Exception. If you modify this file,
* you may extend this exception to your version of the file,
* but you are not obligated to do so. If you do not wish to provide this
* exception without modification, you must delete this exception statement
* from your version and license this file solely under the GPL without exception.
*/
#include "object.h"
#include "registrar.h"
#include "config.h"
class Bomb : public Object {
public:
Bomb() : Object("bomb"), z1(0), z2(0) { piercing = true; pierceable = true; }
virtual Object * clone() const;
virtual void on_spawn();
virtual void calculate(const float dt);
virtual void tick(const float dt);
virtual void emit(const std::string &event, Object * emitter = NULL);
virtual void serialize(mrt::Serializator &s) const {
Object::serialize(s);
s.add(z1);
s.add(z2);
}
virtual void deserialize(const mrt::Serializator &s) {
Object::deserialize(s);
s.get(z1);
s.get(z2);
}
private:
int z1, z2;
};
void Bomb::on_spawn() {
play("main", false);
z1 = get_z();
GET_CONFIG_VALUE("objects.bomb.lowest-z", int, z, 610);
z2 = z;
}
void Bomb::calculate(const float dt) {
_velocity.x = 0;
_velocity.y = 1;
}
void Bomb::tick(const float dt) {
Object::tick(dt);
if (get_state().empty())
emit("death", this);
int z = (int)(get_state_progress() * (z2 - z1) + z1);
//LOG_DEBUG(("setting z = %d [%d-%d]", z, z1, z2));
set_z(z, true);
}
void Bomb::emit(const std::string &event, Object * emitter) {
if (event == "collision") {
if (emitter == NULL || get_state_progress() >= 0.8)
emit("death", emitter);
return; //do not emit add_damage
} else if (event == "death") {
Object *o = spawn("cannon-explosion", "cannon-explosion");
o->set_z(get_z() + 1, true);
}
Object::emit(event, emitter);
}
Object* Bomb::clone() const {
return new Bomb(*this);
}
REGISTER_OBJECT("bomb", Bomb, ());
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