-// $Id$
-//
// SuperTux - Badguy "Snail"
// Copyright (C) 2006 Christoph Sommer <christoph.sommer@2006.expires.deltadevelopment.de>
//
-// 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 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 3 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
// 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.
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+#include "badguy/snail.hpp"
-#include <config.h>
+#include "audio/sound_manager.hpp"
+#include "object/player.hpp"
+#include "sprite/sprite.hpp"
+#include "supertux/object_factory.hpp"
-#include "snail.hpp"
-#include "object/block.hpp"
+#include <math.h>
namespace {
- const float WALKSPEED = 80;
- const float KICKSPEED = 500;
- const int MAXSQUISHES = 10;
- const float KICKSPEED_Y = -500; /**< y-velocity gained when kicked */
+const float SNAIL_KICK_SPEED = 500;
+const int MAX_SNAIL_SQUISHES = 10;
+const float SNAIL_KICK_SPEED_Y = -500; /**< y-velocity gained when kicked */
}
-Snail::Snail(const lisp::Lisp& reader)
- : BadGuy(reader, "images/creatures/snail/snail.sprite"), state(STATE_NORMAL), squishcount(0)
+Snail::Snail(const Reader& reader) :
+ WalkingBadguy(reader, "images/creatures/snail/snail.sprite", "left", "right"),
+ state(STATE_NORMAL),
+ kicked_delay_timer(),
+ squishcount(0)
{
- reader.get("direction", direction);
- set_direction = false;
- if( direction != "auto" && direction != ""){
- set_direction = true;
- initial_direction = str2dir( direction );
- }
+ walk_speed = 80;
+ max_drop_height = 600;
sound_manager->preload("sounds/iceblock_bump.wav");
sound_manager->preload("sounds/stomp.wav");
sound_manager->preload("sounds/kick.wav");
}
-Snail::Snail(const Vector& pos, Direction d)
- : BadGuy(pos, "images/creatures/snail/snail.sprite"), state(STATE_NORMAL), squishcount(0)
+Snail::Snail(const Vector& pos, Direction d) :
+ WalkingBadguy(pos, d, "images/creatures/snail/snail.sprite", "left", "right"),
+ state(STATE_NORMAL),
+ kicked_delay_timer(),
+ squishcount(0)
{
- set_direction = true;
- initial_direction = d;
+ walk_speed = 80;
+ max_drop_height = 600;
sound_manager->preload("sounds/iceblock_bump.wav");
sound_manager->preload("sounds/stomp.wav");
sound_manager->preload("sounds/kick.wav");
}
void
-Snail::write(lisp::Writer& writer)
-{
- writer.start_list("snail");
-
- writer.write_string("direction", direction);
- writer.write_float("x", start_position.x);
- writer.write_float("y", start_position.y);
-
- writer.end_list("snail");
-}
-
-void
-Snail::activate()
+Snail::initialize()
{
- if (set_direction) {dir = initial_direction;}
-
+ WalkingBadguy::initialize();
be_normal();
}
void
Snail::be_normal()
{
- state = STATE_NORMAL;
- sprite->set_action(dir == LEFT ? "left" : "right");
+ if (state == STATE_NORMAL) return;
- physic.set_velocity_x(dir == LEFT ? -WALKSPEED : WALKSPEED);
+ state = STATE_NORMAL;
+ WalkingBadguy::initialize();
}
void
Snail::be_flat()
{
state = STATE_FLAT;
- sprite->set_action(dir == LEFT ? "flat-left" : "flat-right");
- sprite->set_fps(64);
-
+ sprite->set_action(dir == LEFT ? "flat-left" : "flat-right", 1);
+
physic.set_velocity_x(0);
- physic.set_velocity_y(0);
-
- flat_timer.start(4);
+ physic.set_velocity_y(0);
}
void
Snail::be_kicked()
{
state = STATE_KICKED_DELAY;
- sprite->set_action(dir == LEFT ? "flat-left" : "flat-right");
- sprite->set_fps(64);
+ sprite->set_action(dir == LEFT ? "flat-left" : "flat-right", 1);
+
+ physic.set_velocity_x(dir == LEFT ? -SNAIL_KICK_SPEED : SNAIL_KICK_SPEED);
+ physic.set_velocity_y(0);
- physic.set_velocity_x(0);
- physic.set_velocity_y(0);
-
// start a timer to delay addition of upward movement until we are (hopefully) out from under the player
- kicked_delay_timer.start(0.05);
+ kicked_delay_timer.start(0.05f);
}
+bool
+Snail::can_break(){
+ return state == STATE_KICKED;
+}
void
Snail::active_update(float elapsed_time)
switch (state) {
case STATE_NORMAL:
- if (might_fall(601)) {
- dir = (dir == LEFT ? RIGHT : LEFT);
- sprite->set_action(dir == LEFT ? "left" : "right");
- physic.set_velocity_x(-physic.get_velocity_x());
- }
- break;
+ WalkingBadguy::active_update(elapsed_time);
+ return;
case STATE_FLAT:
- if (flat_timer.started()) {
- sprite->set_fps(64 - 15 * flat_timer.get_timegone());
- }
- if (flat_timer.check()) {
- be_normal();
+ if (sprite->animation_done()) {
+ be_normal();
}
break;
case STATE_KICKED_DELAY:
if (kicked_delay_timer.check()) {
- physic.set_velocity_x(dir == LEFT ? -KICKSPEED : KICKSPEED);
- physic.set_velocity_y(KICKSPEED_Y);
- state = STATE_KICKED;
+ physic.set_velocity_x(dir == LEFT ? -SNAIL_KICK_SPEED : SNAIL_KICK_SPEED);
+ physic.set_velocity_y(SNAIL_KICK_SPEED_Y);
+ state = STATE_KICKED;
}
break;
case STATE_KICKED:
physic.set_velocity_x(physic.get_velocity_x() * pow(0.99, elapsed_time/0.02));
- if (fabsf(physic.get_velocity_x()) < WALKSPEED) be_normal();
+ if (sprite->animation_done() || (fabsf(physic.get_velocity_x()) < walk_speed)) be_normal();
break;
}
+
BadGuy::active_update(elapsed_time);
}
-HitResponse
-Snail::collision_solid(GameObject& object, const CollisionHit& hit)
+void
+Snail::collision_solid(const CollisionHit& hit)
{
- if(fabsf(hit.normal.y) > .5) { // floor or roof
- physic.set_velocity_y(0);
-
- switch (state) {
- case STATE_NORMAL:
- case STATE_FLAT:
- case STATE_KICKED_DELAY:
- break;
- case STATE_KICKED:
- break;
- }
-
- return CONTINUE;
- }
- // hit left or right
- switch(state) {
-
+ switch (state) {
case STATE_NORMAL:
- dir = dir == LEFT ? RIGHT : LEFT;
- sprite->set_action(dir == LEFT ? "left" : "right");
- physic.set_velocity_x(-physic.get_velocity_x());
- break;
+ WalkingBadguy::collision_solid(hit);
+ return;
+ case STATE_KICKED:
+ if(hit.left || hit.right) {
+ sound_manager->play("sounds/iceblock_bump.wav", get_pos());
- case STATE_FLAT:
- case STATE_KICKED_DELAY:
- physic.set_velocity_x(0);
- break;
+ if( ( dir == LEFT && hit.left ) || ( dir == RIGHT && hit.right) ){
+ dir = (dir == LEFT) ? RIGHT : LEFT;
+ sprite->set_action(dir == LEFT ? "flat-left" : "flat-right");
- case STATE_KICKED: {
- sound_manager->play("sounds/iceblock_bump.wav", get_pos());
-
- // open bonusblocks, crash bricks
- BonusBlock* bonusblock = dynamic_cast<BonusBlock*> (&object);
- if(bonusblock) {
- bonusblock->try_open();
+ physic.set_velocity_x(-physic.get_velocity_x());
+ }
}
- Brick* brick = dynamic_cast<Brick*> (&object);
- if(brick) {
- brick->try_break();
+ /* fall-through */
+ case STATE_FLAT:
+ case STATE_KICKED_DELAY:
+ if(hit.top || hit.bottom) {
+ physic.set_velocity_y(0);
}
-
- dir = (dir == LEFT) ? RIGHT : LEFT;
- sprite->set_action(dir == LEFT ? "flat-left" : "flat-right");
-
- physic.set_velocity_x(-physic.get_velocity_x()*0.75);
- if (fabsf(physic.get_velocity_x()) < WALKSPEED) be_normal();
break;
-
- }
}
- return CONTINUE;
+ update_on_ground_flag(hit);
+
}
HitResponse
{
switch(state) {
case STATE_NORMAL:
- if(fabsf(hit.normal.x) > .5) {
- dir = (dir == LEFT) ? RIGHT : LEFT;
- sprite->set_action(dir == LEFT ? "left" : "right");
- physic.set_velocity_x(-physic.get_velocity_x());
- }
- return CONTINUE;
+ return WalkingBadguy::collision_badguy(badguy, hit);
case STATE_FLAT:
case STATE_KICKED_DELAY:
return FORCE_MOVE;
return ABORT_MOVE;
}
+HitResponse
+Snail::collision_player(Player& player, const CollisionHit& hit)
+{
+ // handle kicks from left or right side
+ if(state == STATE_FLAT && (hit.left || hit.right)) {
+ if(hit.left) {
+ dir = RIGHT;
+ } else if(hit.right) {
+ dir = LEFT;
+ }
+ player.kick();
+ be_kicked();
+ return FORCE_MOVE;
+ }
+
+ return BadGuy::collision_player(player, hit);
+}
+
bool
-Snail::collision_squished(Player& player)
+Snail::collision_squished(GameObject& object)
{
+ Player* player = dynamic_cast<Player*>(&object);
+ if(player && (player->does_buttjump || player->is_invincible())) {
+ kill_fall();
+ player->bounce(*this);
+ return true;
+ }
+
switch(state) {
case STATE_KICKED:
case STATE_NORMAL:
+
+ // Can't stomp in midair
+ if(!on_ground())
+ break;
+
squishcount++;
- if(squishcount >= MAXSQUISHES) {
+ if (squishcount >= MAX_SNAIL_SQUISHES) {
kill_fall();
return true;
}
-
sound_manager->play("sounds/stomp.wav", get_pos());
be_flat();
break;
-
+
case STATE_FLAT:
sound_manager->play("sounds/kick.wav", get_pos());
-
- if(player.get_pos().x < get_pos().x) {
- dir = RIGHT;
- } else {
- dir = LEFT;
+ {
+ MovingObject* movingobject = dynamic_cast<MovingObject*>(&object);
+ if (movingobject && (movingobject->get_pos().x < get_pos().x)) {
+ dir = RIGHT;
+ } else {
+ dir = LEFT;
+ }
}
be_kicked();
break;
case STATE_KICKED_DELAY:
break;
-
+
}
- player.bounce(*this);
+ if (player) player->bounce(*this);
return true;
}
-IMPLEMENT_FACTORY(Snail, "snail")
+/* EOF */