3 // SuperTux - A Jump'n Run
4 // Copyright (C) 2003 Tobias Glaesser <tobi.web@gmx.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.
31 #include "sprite_manager.h"
32 #include "resources.h"
37 Sprite* img_iceflower;
40 #define GROWUP_SPEED 1.0f
42 #define BULLET_STARTING_YM 0
46 Bullet::init(float x, float y, float xm, Direction dir)
55 base.xm = BULLET_XM + xm;
60 base.xm = -BULLET_XM + xm;
64 base.ym = BULLET_STARTING_YM;
71 std::vector<Bullet>& bullets = World::current()->bullets;
72 for(std::vector<Bullet>::iterator i = bullets.begin();
73 i != bullets.end(); ++i) {
84 Bullet::action(double frame_ratio)
90 base.x = base.x + base.xm * frame_ratio;
91 base.y = base.y + base.ym * frame_ratio;
93 collision_swept_object_map(&old_base,&base);
95 if (issolid(base.x, base.y + 4) || issolid(base.x, base.y))
101 else if (base.ym < -9)
106 base.ym = base.ym + 0.5 * frame_ratio;
108 if (base.x < scroll_x ||
109 base.x > scroll_x + screen->w ||
110 base.y > screen->h ||
111 issolid(base.x + 4, base.y + 2) ||
112 issolid(base.x, base.y + 2) ||
123 if (base.x >= scroll_x - base.width &&
124 base.x <= scroll_x + screen->w)
126 img_bullet->draw(base.x - scroll_x, base.y);
131 Bullet::collision(int c_object)
133 if(c_object == CO_BADGUY) {
139 Upgrade::init(float x_, float y_, Direction dir_, UpgradeKind kind_)
151 physic.enable_gravity(false);
153 if(kind == UPGRADE_1UP || kind == UPGRADE_HERRING) {
154 physic.set_velocity(dir == LEFT ? -1 : 1, 4);
155 physic.enable_gravity(true);
157 } else if (kind == UPGRADE_ICEFLOWER) {
159 } else if (kind == UPGRADE_GROWUP) {
160 physic.set_velocity(dir == LEFT ? -GROWUP_SPEED : GROWUP_SPEED, 0);
162 physic.set_velocity(dir == LEFT ? -2 : 2, 0);
169 std::vector<Upgrade>& upgrades = World::current()->upgrades;
170 for(std::vector<Upgrade>::iterator i = upgrades.begin();
171 i != upgrades.end(); ++i) {
172 if( & (*i) == this) {
182 Upgrade::action(double frame_ratio)
184 if (kind == UPGRADE_ICEFLOWER || kind == UPGRADE_GROWUP) {
185 if (base.height < 32) {
187 base.height = base.height + 0.7 * frame_ratio;
195 /* Away from the screen? Kill it! */
196 if(base.x < scroll_x - OFFSCREEN_DISTANCE) {
200 if(base.y > screen->h) {
206 physic.apply(frame_ratio, base.x, base.y);
207 if(kind == UPGRADE_GROWUP) {
208 collision_swept_object_map(&old_base, &base);
212 if(kind == UPGRADE_GROWUP || kind == UPGRADE_HERRING) {
214 if(physic.get_velocity_y() != 0) {
215 if(issolid(base.x, base.y + base.height)) {
216 base.y = int(base.y / 32) * 32;
218 if(kind == UPGRADE_GROWUP) {
219 physic.enable_gravity(false);
220 physic.set_velocity(dir == LEFT ? -GROWUP_SPEED : GROWUP_SPEED, 0);
221 } else if(kind == UPGRADE_HERRING) {
222 physic.set_velocity(dir == LEFT ? -2 : 2, 3);
226 if((physic.get_velocity_x() < 0
227 && !issolid(base.x+base.width, base.y + base.height))
228 || (physic.get_velocity_x() > 0
229 && !issolid(base.x, base.y + base.height))) {
230 physic.enable_gravity(true);
235 // horizontal bounce?
236 if(kind == UPGRADE_GROWUP || kind == UPGRADE_HERRING) {
237 if ( (physic.get_velocity_x() < 0
238 && issolid(base.x, (int) base.y + base.height/2))
239 || (physic.get_velocity_x() > 0
240 && issolid(base.x + base.width, (int) base.y + base.height/2))) {
241 physic.set_velocity(-physic.get_velocity_x(),physic.get_velocity_y());
242 dir = dir == LEFT ? RIGHT : LEFT;
251 if (base.height < 32)
255 dest.x = (int)(base.x - scroll_x);
256 dest.y = (int)(base.y + 32 - base.height);
258 dest.h = (int)base.height;
260 if (kind == UPGRADE_GROWUP)
261 img_growup->draw_part(0,0,dest.x,dest.y,dest.w,dest.h);
262 else if (kind == UPGRADE_ICEFLOWER)
263 img_iceflower->draw_part(0,0,dest.x,dest.y,dest.w,dest.h);
264 else if (kind == UPGRADE_HERRING)
265 img_star->draw_part(0,0,dest.x,dest.y,dest.w,dest.h);
266 else if (kind == UPGRADE_1UP)
267 img_1up->draw_part( 0, 0, dest.x, dest.y, dest.w, dest.h);
271 if (kind == UPGRADE_GROWUP)
274 base.x - scroll_x, base.y);
276 else if (kind == UPGRADE_ICEFLOWER)
279 base.x - scroll_x, base.y);
281 else if (kind == UPGRADE_HERRING)
284 base.x - scroll_x, base.y);
286 else if (kind == UPGRADE_1UP)
288 img_1up->draw( base.x - scroll_x, base.y);
294 Upgrade::bump(Player* )
296 // these can't be bumped
297 if(kind != UPGRADE_GROWUP)
300 play_sound(sounds[SND_BUMP_UPGRADE], SOUND_CENTER_SPEAKER);
302 // do a little jump and change direction
303 physic.set_velocity(-physic.get_velocity_x(), 3);
304 dir = dir == LEFT ? RIGHT : LEFT;
305 physic.enable_gravity(true);
309 Upgrade::collision(void* p_c_object, int c_object, CollisionType type)
311 Player* pplayer = NULL;
313 if(type == COLLISION_BUMP) {
314 if(c_object == CO_PLAYER)
315 pplayer = (Player*) p_c_object;
323 /* Remove the upgrade: */
325 /* p_c_object is CO_PLAYER, so assign it to pplayer */
326 pplayer = (Player*) p_c_object;
328 /* Affect the player: */
330 if (kind == UPGRADE_GROWUP)
332 play_sound(sounds[SND_EXCELLENT], SOUND_CENTER_SPEAKER);
335 else if (kind == UPGRADE_ICEFLOWER)
337 play_sound(sounds[SND_COFFEE], SOUND_CENTER_SPEAKER);
339 pplayer->got_coffee = true;
341 else if (kind == UPGRADE_HERRING)
343 play_sound(sounds[SND_HERRING], SOUND_CENTER_SPEAKER);
344 pplayer->invincible_timer.start(TUX_INVINCIBLE_TIME);
345 World::current()->play_music(HERRING_MUSIC);
347 else if (kind == UPGRADE_1UP)
349 if(player_status.lives < MAX_LIVES) {
350 player_status.lives++;
351 play_sound(sounds[SND_LIFEUP], SOUND_CENTER_SPEAKER);
360 void load_special_gfx()
362 img_growup = sprite_manager->load("egg");
363 img_iceflower = sprite_manager->load("iceflower");
364 img_star = sprite_manager->load("star");
365 img_1up = sprite_manager->load("1up");
367 img_bullet = sprite_manager->load("bullet");
370 void free_special_gfx()