3 // SuperTux - Badguy "Snail"
4 // Copyright (C) 2006 Christoph Sommer <christoph.sommer@2006.expires.deltadevelopment.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.
23 #include "object/block.hpp"
26 const float WALKSPEED = 80;
27 const float KICKSPEED = 500;
28 const int MAXSQUISHES = 10;
29 const float KICKSPEED_Y = 500; /**< y-velocity gained when kicked */
32 Snail::Snail(const lisp::Lisp& reader)
33 : state(STATE_NORMAL), squishcount(0)
35 reader.get("x", start_position.x);
36 reader.get("y", start_position.y);
37 sprite = sprite_manager->create("images/creatures/snail/snail.sprite");
38 bbox.set_size(sprite->get_current_hitbox_width(), sprite->get_current_hitbox_height());
39 set_direction = false;
42 Snail::Snail(float pos_x, float pos_y, Direction d)
43 : state(STATE_NORMAL), squishcount(0)
45 start_position.x = pos_x;
46 start_position.y = pos_y;
47 sprite = sprite_manager->create("images/creatures/snail/snail.sprite");
48 bbox.set_size(sprite->get_current_hitbox_width(), sprite->get_current_hitbox_height());
50 initial_direction = d;
54 Snail::write(lisp::Writer& writer)
56 writer.start_list("snail");
58 writer.write_float("x", start_position.x);
59 writer.write_float("y", start_position.y);
61 writer.end_list("snail");
67 if (set_direction) {dir = initial_direction;}
76 sprite->set_action(dir == LEFT ? "left" : "right");
78 physic.set_velocity_x(dir == LEFT ? -WALKSPEED : WALKSPEED);
85 sprite->set_action(dir == LEFT ? "flat-left" : "flat-right");
88 physic.set_velocity_x(0);
89 physic.set_velocity_y(0);
97 state = STATE_KICKED_DELAY;
98 sprite->set_action(dir == LEFT ? "flat-left" : "flat-right");
101 physic.set_velocity_x(0);
102 physic.set_velocity_y(0);
104 // start a timer to delay addition of upward movement until we are (hopefully) out from under the player
105 kicked_delay_timer.start(0.05);
110 Snail::active_update(float elapsed_time)
115 if (might_fall(601)) {
116 dir = (dir == LEFT ? RIGHT : LEFT);
117 sprite->set_action(dir == LEFT ? "left" : "right");
118 physic.set_velocity_x(-physic.get_velocity_x());
123 if (flat_timer.started()) {
124 sprite->set_fps(64 - 15 * flat_timer.get_timegone());
126 if (flat_timer.check()) {
131 case STATE_KICKED_DELAY:
132 if (kicked_delay_timer.check()) {
133 physic.set_velocity_x(dir == LEFT ? -KICKSPEED : KICKSPEED);
134 physic.set_velocity_y(KICKSPEED_Y);
135 state = STATE_KICKED;
140 physic.set_velocity_x(physic.get_velocity_x() * pow(0.99, elapsed_time/0.02));
141 if (fabsf(physic.get_velocity_x()) < WALKSPEED) be_normal();
145 BadGuy::active_update(elapsed_time);
149 Snail::collision_solid(GameObject& object, const CollisionHit& hit)
151 if(fabsf(hit.normal.y) > .5) { // floor or roof
152 physic.set_velocity_y(0);
157 case STATE_KICKED_DELAY:
169 dir = dir == LEFT ? RIGHT : LEFT;
170 sprite->set_action(dir == LEFT ? "left" : "right");
171 physic.set_velocity_x(-physic.get_velocity_x());
175 case STATE_KICKED_DELAY:
176 physic.set_velocity_x(0);
180 sound_manager->play("sounds/iceblock_bump.wav", get_pos());
182 // open bonusblocks, crash bricks
183 BonusBlock* bonusblock = dynamic_cast<BonusBlock*> (&object);
185 bonusblock->try_open();
187 Brick* brick = dynamic_cast<Brick*> (&object);
192 dir = (dir == LEFT) ? RIGHT : LEFT;
193 sprite->set_action(dir == LEFT ? "flat-left" : "flat-right");
195 physic.set_velocity_x(-physic.get_velocity_x()*0.75);
196 if (fabsf(physic.get_velocity_x()) < WALKSPEED) be_normal();
206 Snail::collision_badguy(BadGuy& badguy, const CollisionHit& hit)
210 if(fabsf(hit.normal.x) > .5) {
211 dir = (dir == LEFT) ? RIGHT : LEFT;
212 sprite->set_action(dir == LEFT ? "left" : "right");
213 physic.set_velocity_x(-physic.get_velocity_x());
217 case STATE_KICKED_DELAY:
230 Snail::collision_squished(Player& player)
237 if(squishcount >= MAXSQUISHES) {
242 sound_manager->play("sounds/stomp.wav", get_pos());
247 sound_manager->play("sounds/kick.wav", get_pos());
249 if(player.get_pos().x < get_pos().x) {
257 case STATE_KICKED_DELAY:
262 player.bounce(*this);
266 IMPLEMENT_FACTORY(Snail, "snail")