fix warning in rocketexplosion

[supertux.git] / src / badguy / snowball.cpp

diff --git a/src/badguy/snowball.cpp b/src/badguy/snowball.cpp
index 4c9bdea..5f65eaa 100644 (file)
--- a/src/badguy/snowball.cpp
+++ b/src/badguy/snowball.cpp
@@ -4,21 +4,32 @@
 
 static const float WALKSPEED = 80;
 
-SnowBall::SnowBall(LispReader& reader)
+SnowBall::SnowBall(const lisp::Lisp& reader)
 {
-  reader.read_float("x", start_position.x);
-  reader.read_float("y", start_position.y);
-  bbox.set_size(32, 32);
+  reader.get("x", start_position.x);
+  reader.get("y", start_position.y);
+  bbox.set_size(31.8, 31.8);
   sprite = sprite_manager->create("snowball");
+  set_direction = false;
+}
+
+SnowBall::SnowBall(float pos_x, float pos_y, Direction d)
+{
+  start_position.x = pos_x;
+  start_position.y = pos_y;
+  bbox.set_size(31.8, 31.8);
+  sprite = sprite_manager->create("snowball");
+  set_direction = true;
+  initial_direction = d;
 }
 
 void
-SnowBall::write(LispWriter& writer)
+SnowBall::write(lisp::Writer& writer)
 {
   writer.start_list("snowball");
 
-  writer.write_float("x", get_pos().x);
-  writer.write_float("y", get_pos().y);
+  writer.write_float("x", start_position.x);
+  writer.write_float("y", start_position.y);
 
   writer.end_list("snowball");
 }
@@ -26,6 +37,7 @@ SnowBall::write(LispWriter& writer)
 void
 SnowBall::activate()
 {
+  if (set_direction) {dir = initial_direction;}
   physic.set_velocity_x(dir == LEFT ? -WALKSPEED : WALKSPEED);
   sprite->set_action(dir == LEFT ? "left" : "right");
 }
@@ -39,7 +51,7 @@ SnowBall::collision_squished(Player& player)
 }
 
 HitResponse
-SnowBall::collision_solid(GameObject& other, const CollisionHit& hit)
+SnowBall::collision_solid(GameObject& , const CollisionHit& hit)
 {
   if(fabsf(hit.normal.y) > .5) { // hit floor or roof?
     physic.set_velocity_y(0);
@@ -52,3 +64,16 @@ SnowBall::collision_solid(GameObject& other, const CollisionHit& hit)
   return CONTINUE;
 }
 
+HitResponse
+SnowBall::collision_badguy(BadGuy& , const CollisionHit& hit)
+{
+  if(fabsf(hit.normal.x) > .8) { // left or right hit
+    dir = dir == LEFT ? RIGHT : LEFT;
+    sprite->set_action(dir == LEFT ? "left" : "right");
+    physic.set_velocity_x(-physic.get_velocity_x());       
+  }
+
+  return CONTINUE;
+}
+
+IMPLEMENT_FACTORY(SnowBall, "snowball")