4 // Copyright (C) 2006 Matthias Braun <matze@braunis.de>
6 // This program is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU General Public License
8 // as published by the Free Software Foundation; either version 2
9 // of the License, or (at your option) any later version.
11 // This program is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with this program; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 #include "poisonivy.hpp"
23 #include "random_generator.hpp"
24 #include "object/sprite_particle.hpp"
26 static const float WALKSPEED = 80;
28 PoisonIvy::PoisonIvy(const lisp::Lisp& reader)
29 : BadGuy(reader, "images/creatures/poison_ivy/poison_ivy.sprite")
33 PoisonIvy::PoisonIvy(const Vector& pos, Direction d)
34 : BadGuy(pos, d, "images/creatures/poison_ivy/poison_ivy.sprite")
39 PoisonIvy::write(lisp::Writer& writer)
41 writer.start_list("poisonivy");
43 writer.write_float("x", start_position.x);
44 writer.write_float("y", start_position.y);
46 writer.end_list("poisonivy");
52 physic.set_velocity_x(dir == LEFT ? -WALKSPEED : WALKSPEED);
53 sprite->set_action(dir == LEFT ? "left" : "right");
57 PoisonIvy::collision_squished(Player& player)
59 sprite->set_action(dir == LEFT ? "squished-left" : "squished-right");
60 // spawn some particles
61 // TODO: provide convenience function in MovingSprite or MovingObject?
62 for (int i = 0; i < 3; i++) {
63 Vector ppos = bbox.get_middle();
64 float angle = systemRandom.randf(-M_PI_2, M_PI_2);
65 float velocity = systemRandom.randf(350, 400);
66 float vx = sin(angle)*velocity;
67 float vy = -cos(angle)*velocity;
68 Vector pspeed = Vector(vx, vy);
69 Vector paccel = Vector(0, 100);
70 Sector::current()->add_object(new SpriteParticle("images/objects/particles/poisonivy.sprite", "default", ppos, ANCHOR_MIDDLE, pspeed, paccel, LAYER_OBJECTS-1));
72 kill_squished(player);
77 PoisonIvy::collision_solid(GameObject& , const CollisionHit& hit)
79 if(fabsf(hit.normal.y) > .5) { // hit floor or roof?
80 physic.set_velocity_y(0);
81 } else { // hit right or left
82 dir = dir == LEFT ? RIGHT : LEFT;
83 sprite->set_action(dir == LEFT ? "left" : "right");
84 physic.set_velocity_x(-physic.get_velocity_x());
91 PoisonIvy::collision_badguy(BadGuy& , const CollisionHit& hit)
93 if(fabsf(hit.normal.x) > .8) { // left or right hit
94 dir = dir == LEFT ? RIGHT : LEFT;
95 sprite->set_action(dir == LEFT ? "left" : "right");
96 physic.set_velocity_x(-physic.get_velocity_x());
102 IMPLEMENT_FACTORY(PoisonIvy, "poisonivy")