-// $Id$
+// SuperTux
+// Copyright (C) 2006 Matthias Braun <matze@braunis.de>
//
-// SuperTux - A Jump'n Run
-// Copyright (C) 2004 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 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.
-#include <config.h>
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
-#include <stdexcept>
-#include "background.hpp"
-#include "camera.hpp"
-#include "video/drawing_context.hpp"
-#include "lisp/lisp.hpp"
-#include "lisp/writer.hpp"
-#include "object_factory.hpp"
-#include "resources.hpp"
-#include "main.hpp"
-#include "log.hpp"
+#include "object/background.hpp"
+#include "supertux/main.hpp"
+#include "supertux/object_factory.hpp"
+#include "util/reader.hpp"
Background::Background()
: layer(LAYER_BACKGROUND0)
{
}
-Background::Background(const lisp::Lisp& reader)
+Background::Background(const Reader& reader)
: layer(LAYER_BACKGROUND0)
{
// read position, defaults to (0,0)
reader.get("layer", layer);
if(!reader.get("image", imagefile) || !reader.get("speed", speed))
throw std::runtime_error("Must specify image and speed for background");
-
+
set_image(imagefile, speed);
reader.get("speed-y", speed_y);
if (reader.get("image-top", imagefile_top)) {
}
void
-Background::write(lisp::Writer& writer)
-{
- writer.start_list("background");
-
- if (image_top.get() != NULL)
- writer.write_string("image-top", imagefile_top);
-
- writer.write_string("image", imagefile);
- if (image_bottom.get() != NULL)
- writer.write_string("image-bottom", imagefile_bottom);
-
- writer.write_float("speed", speed);
- writer.write_float("speed-y", speed_y);
- writer.write_int("layer", layer);
-
- writer.end_list("background");
-}
-
-void
Background::update(float)
{
}
{
if(image.get() == NULL)
return;
-
+
int w = (int) image->get_width();
int h = (int) image->get_height();
int sx = int(pos.x-context.get_translation().x * speed) % w - w;
if (image_top.get() != NULL && (y < center_image_py)) {
context.draw_surface(image_top.get(), Vector(x, y), layer);
continue;
- }
+ }
if (image_bottom.get() != NULL && (y >= bottom_image_py)) {
context.draw_surface(image_bottom.get(), Vector(x, y), layer);
continue;
}
IMPLEMENT_FACTORY(Background, "background");
+
+/* EOF */