-#include <config.h>
+// SuperTux
+// Copyright (C) 2006 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 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
+// 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, see <http://www.gnu.org/licenses/>.
-#include <stdexcept>
-#include "resources.hpp"
-#include "main.hpp"
-#include "math/rect.hpp"
-#include "sprite/sprite_manager.hpp"
+#include "object/floating_image.hpp"
#include "sprite/sprite.hpp"
-#include "video/drawing_context.hpp"
-#include "lisp/lisp.hpp"
-#include "floating_image.hpp"
+#include "sprite/sprite_manager.hpp"
+#include "supertux/globals.hpp"
-FloatingImage::FloatingImage(const std::string& spritefile)
- : sprite(NULL), layer(LAYER_FOREGROUND1 + 1), visible(false),
- anchor(ANCHOR_MIDDLE)
+FloatingImage::FloatingImage(const std::string& spritefile) :
+ sprite(sprite_manager->create(spritefile)),
+ layer(LAYER_FOREGROUND1 + 1),
+ visible(false),
+ anchor(ANCHOR_MIDDLE),
+ pos(),
+ fading(0),
+ fadetime(0)
{
- sprite = sprite_manager->create(spritefile);
}
FloatingImage::~FloatingImage()
{
- delete sprite;
}
void
FloatingImage::update(float elapsed_time)
{
- (void) elapsed_time;
+ if(fading > 0) {
+ fading -= elapsed_time;
+ if(fading <= 0) {
+ fading = 0;
+ visible = true;
+ }
+ } else if(fading < 0) {
+ fading += elapsed_time;
+ if(fading >= 0) {
+ fading = 0;
+ visible = false;
+ }
+ }
+
+ // (void) elapsed_time;
}
void
-FloatingImage::draw(DrawingContext& context)
+FloatingImage::set_action(const std::string& action)
{
- if(!visible)
- return;
+ sprite->set_action(action);
+}
+std::string
+FloatingImage::get_action()
+{
+ return sprite->get_action();
+}
+
+void
+FloatingImage::fade_in(float fadetime_)
+{
+ this->fadetime = fadetime_;
+ fading = fadetime_;
+}
+
+void
+FloatingImage::fade_out(float fadetime_)
+{
+ this->fadetime = fadetime_;
+ fading = -fadetime_;
+}
+
+void
+FloatingImage::draw(DrawingContext& context)
+{
context.push_transform();
context.set_translation(Vector(0, 0));
- Vector pos = get_anchor_pos(Rect(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT),
- sprite->get_width(), sprite->get_height(), anchor);
+ if(fading > 0) {
+ context.set_alpha((fadetime-fading) / fadetime);
+ } else if(fading < 0) {
+ context.set_alpha(-fading / fadetime);
+ } else if(!visible) {
+ context.pop_transform();
+ return;
+ }
- sprite->draw(context, pos, layer);
+ Vector spos = pos + get_anchor_pos(Rectf(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT),
+ sprite->get_width(), sprite->get_height(), anchor);
+
+ sprite->draw(context, spos, layer);
context.pop_transform();
}
+
+/* EOF */