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 "snowball.hpp"
24 static const float WALKSPEED = 80;
26 SnowBall::SnowBall(const lisp::Lisp& reader)
28 reader.get("x", start_position.x);
29 reader.get("y", start_position.y);
30 //This is for a hidden badguy :)
32 reader.get("fluffy",fluffy);
33 stay_on_platform = false;
34 reader.get("stay-on-platform", stay_on_platform);
35 bbox.set_size(31.8, 31.8);
36 if (fluffy) sprite = sprite_manager->create("images/creatures/fluffy/fluffy.sprite");
37 else sprite = sprite_manager->create("images/creatures/snowball/snowball.sprite");
38 set_direction = false;
41 SnowBall::SnowBall(float pos_x, float pos_y, Direction d, bool stay_on_plat = false)
43 start_position.x = pos_x;
44 start_position.y = pos_y;
45 stay_on_platform = stay_on_plat;
46 bbox.set_size(31.8, 31.8);
47 sprite = sprite_manager->create("images/creatures/snowball/snowball.sprite");
49 initial_direction = d;
53 SnowBall::write(lisp::Writer& writer)
55 writer.start_list("snowball");
57 writer.write_float("x", start_position.x);
58 writer.write_float("y", start_position.y);
60 if (fluffy) { // don't give us away at every snowball
61 writer.write_bool("fluffy", true);
65 writer.write_bool("stay-on-platform", true);
67 writer.end_list("snowball");
73 if (set_direction) {dir = initial_direction;}
74 physic.set_velocity_x(dir == LEFT ? -WALKSPEED : WALKSPEED);
75 sprite->set_action(dir == LEFT ? "left" : "right");
79 SnowBall::active_update(float elapsed_time)
81 BadGuy::active_update(elapsed_time);
83 if (stay_on_platform && may_fall_off_platform())
85 dir = (dir == LEFT ? RIGHT : LEFT);
86 sprite->set_action(dir == LEFT ? "left" : "right");
87 physic.set_velocity_x(-physic.get_velocity_x());
92 SnowBall::collision_squished(Player& player)
94 sprite->set_action(dir == LEFT ? "squished-left" : "squished-right");
95 kill_squished(player);
100 SnowBall::collision_solid(GameObject& , const CollisionHit& hit)
102 if(fabsf(hit.normal.y) > .5) { // hit floor or roof?
103 physic.set_velocity_y(0);
104 } else { // hit right or left
105 dir = dir == LEFT ? RIGHT : LEFT;
106 sprite->set_action(dir == LEFT ? "left" : "right");
107 physic.set_velocity_x(-physic.get_velocity_x());
114 SnowBall::collision_badguy(BadGuy& , const CollisionHit& hit)
116 if(fabsf(hit.normal.x) > .8) { // left or right hit
117 dir = dir == LEFT ? RIGHT : LEFT;
118 sprite->set_action(dir == LEFT ? "left" : "right");
119 physic.set_velocity_x(-physic.get_velocity_x());
125 IMPLEMENT_FACTORY(SnowBall, "snowball")