X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Fbadguy%2Fsnowball.cpp;h=1db1eb5d704a71a9ded2a13a0f09ee6fe360b280;hb=864c93e01ec366f730b3ebad08d5c52d6a9363b6;hp=b16e8cfb5925ddb4edb6f4a03c59094a8b6bd2b4;hpb=a705cb038b55f5d7634c646c134abaa7d16aee2b;p=supertux.git

diff --git a/src/badguy/snowball.cpp b/src/badguy/snowball.cpp
index b16e8cfb5..1db1eb5d7 100644
--- a/src/badguy/snowball.cpp
+++ b/src/badguy/snowball.cpp
@@ -1,32 +1,55 @@
+//  $Id$
+// 
+//  SuperTux
+//  Copyright (C) 2005 Matthias Braun <matze@braunis.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 distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  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.
+
 #include <config.h>
 
 #include "snowball.h"
 
 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);
+  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)
+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");
 }
@@ -34,6 +57,7 @@ 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");
 }
@@ -60,3 +84,16 @@ SnowBall::collision_solid(GameObject& , 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")