- for (int i = 0; i < TRAMPOLINE_FRAMES; i++)
- {
- sprintf(sprite_name, "trampoline-%i", i+1);
- img_trampoline[i] = sprite_manager->load(sprite_name);
- }
+void
+SmokeCloud::action(float elapsed_time)
+{
+ position.y -= 1.2 * elapsed_time;
+
+ if(!timer.check())
+ remove_me();
+}
+
+void
+SmokeCloud::draw(DrawingContext& context)
+{
+ img_smoke_cloud->draw(context, position, LAYER_OBJECTS+1);
+}
+
+Particles::Particles(const Vector& epicenter, const Vector& velocity, const Vector& acceleration, int number, Color color_, int size_, int life_time)
+ : color(color_), size(size_), vel(velocity), accel(acceleration)
+{
+ if(life_time == 0)
+ {
+ live_forever = true;
+ }
+ else
+ {
+ live_forever = false;
+ timer.start(life_time);
+ }
+
+ // create particles
+ for(int p = 0; p < number; p++)
+ {
+ Particle* particle = new Particle;
+ particle->pos = epicenter;
+ particle->angle = (rand() % 360) * (M_PI / 180); // in radius
+
+ particles.push_back(particle);
+ }
+}
+
+Particles::~Particles()
+{
+ // free particles
+ for(std::vector<Particle*>::iterator i = particles.begin(); i < particles.end(); i++)
+ delete (*i);
+}
+
+void
+Particles::action(float elapsed_time)
+{
+ vel.x += accel.x * elapsed_time;
+ vel.y += accel.y * elapsed_time;