4 // Copyright (C) 2005 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
24 #include "poisonivy.hpp"
26 static const float WALKSPEED = 100;
27 static const float WALKSPEED_SMALL = 120;
28 static const float INVINCIBLE_TIME = 1;
30 MrTree::MrTree(const lisp::Lisp& reader)
33 reader.get("x", start_position.x);
34 reader.get("y", start_position.y);
35 stay_on_platform = false;
36 reader.get("stay-on-platform", stay_on_platform);
37 bbox.set_size(84.8, 84.8);
38 sprite = sprite_manager->create("images/creatures/mr_tree/mr_tree.sprite");
42 MrTree::write(lisp::Writer& writer)
44 writer.start_list("mrtree");
46 writer.write_float("x", start_position.x);
47 writer.write_float("y", start_position.y);
49 writer.end_list("mrtree");
55 if (mystate == STATE_BIG) {
56 physic.set_velocity_x(dir == LEFT ? -WALKSPEED : WALKSPEED);
57 sprite->set_action(dir == LEFT ? "large-left" : "large-right");
60 if (mystate == STATE_INVINCIBLE) {
61 physic.set_velocity_x(0);
62 sprite->set_action(dir == LEFT ? "small-left" : "small-right");
65 if (mystate == STATE_NORMAL) {
66 physic.set_velocity_x(dir == LEFT ? -WALKSPEED_SMALL : WALKSPEED_SMALL);
67 sprite->set_action(dir == LEFT ? "small-left" : "small-right");
73 MrTree::active_update(float elapsed_time)
75 if ((mystate == STATE_INVINCIBLE) && (invincible_timer.check())) {
76 mystate = STATE_NORMAL;
80 if (stay_on_platform && may_fall_off_platform())
82 dir = (dir == LEFT ? RIGHT : LEFT);
86 BadGuy::active_update(elapsed_time);
90 MrTree::collision_squished(Player& player)
92 // if we're big, we shrink
93 if(mystate == STATE_BIG) {
94 mystate = STATE_INVINCIBLE;
95 invincible_timer.start(INVINCIBLE_TIME);
98 // shrink bounding box and adjust sprite position to where the stump once was
99 bbox.set_size(42, 62);
100 Vector pos = get_pos();
105 sound_manager->play("sounds/mr_tree.ogg", get_pos());
106 player.bounce(*this);
108 Rect leaf1_bbox = Rect(pos.x-32-1, pos.y-23+1, pos.x-32-1+32, pos.y-23+1+32);
109 if (Sector::current()->is_free_space(leaf1_bbox)) {
110 PoisonIvy* leaf1 = new PoisonIvy(leaf1_bbox.p1.x, leaf1_bbox.p1.y, LEFT);
111 Sector::current()->add_object(leaf1);
113 Rect leaf2_bbox = Rect(pos.x+42+1, pos.y-23+1, pos.x+32+1+32, pos.y-23+1+32);
114 if (Sector::current()->is_free_space(leaf2_bbox)) {
115 PoisonIvy* leaf2 = new PoisonIvy(leaf2_bbox.p1.x, leaf2_bbox.p1.y, RIGHT);
116 Sector::current()->add_object(leaf2);
122 // if we're still invincible, we ignore the hit
123 if (mystate == STATE_INVINCIBLE) {
124 sound_manager->play("sounds/mr_treehit.ogg", get_pos());
125 player.bounce(*this);
129 // if we're small, we die
130 if (mystate == STATE_NORMAL) {
131 sprite->set_action(dir == LEFT ? "squished-left" : "squished-right");
132 bbox.set_size(42, 42);
133 kill_squished(player);
142 MrTree::collision_solid(GameObject& , const CollisionHit& hit)
144 if(fabsf(hit.normal.y) > .5) {
145 physic.set_velocity_y(0);
147 dir = dir == LEFT ? RIGHT : LEFT;
155 MrTree::collision_badguy(BadGuy& , const CollisionHit& hit)
157 if(fabsf(hit.normal.x) > .8) { // left or right hit
158 dir = dir == LEFT ? RIGHT : LEFT;
165 IMPLEMENT_FACTORY(MrTree, "mrtree")