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- // SuperTux
- // Copyright (C) 2013 LMH <lmh.0013@gmail.com>
- //
- // 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 "object/coin_rain.hpp"
- #include "math/random.hpp"
- #include "object/coin.hpp"
- #include "sprite/sprite.hpp"
- #include "sprite/sprite_manager.hpp"
- #include "supertux/sector.hpp"
- static const float DROP_TIME = .1f; // Time duration between "drops" of coin rain.
- CoinRain::CoinRain(const Vector& pos, bool emerge, bool count_stats, const std::string& sprite_path) :
- sprite(SpriteManager::current()->create(sprite_path)),
- m_sprite_path(sprite_path),
- position(pos),
- emerge_distance(0),
- timer(),
- counter(0),
- drop(0),
- m_count_stats(count_stats)
- {
- if (emerge) {
- emerge_distance = static_cast<float>(sprite->get_height());
- }
- }
- void
- CoinRain::update(float dt_sec)
- {
- // First a single (untouchable) coin flies up above the sector.
- if (position.y > -32){
- float dist = -500 * dt_sec;
- position.y += dist;
- emerge_distance += dist;
- } // Then the first collectable coin drops from one of ten random positions.
- else if (counter==0){
- drop = gameRandom.rand(10);
- Sector::get().add<HeavyCoin>(Vector(position.x + 32.0f * static_cast<float>((drop < 5) ? -drop - 1 : drop - 4), -32.0f),
- Vector(0, 0), m_count_stats, m_sprite_path);
- counter++;
- timer.start(DROP_TIME);
- } // Finally, the remaining coins drop in a determined but seemingly random order.
- else if (timer.check()){
- if (counter<10){
- drop += 7;
- if (drop >= 10) drop -=10;
- Sector::get().add<HeavyCoin>(Vector(position.x + 32.0f * static_cast<float>((drop < 5) ? -drop - 1 : drop - 4), -32.0f),
- Vector(0, 0), m_count_stats, m_sprite_path);
- counter++;
- timer.start(DROP_TIME);
- } else {
- remove_me();
- }
- }
- }
- void
- CoinRain::draw(DrawingContext& context)
- {
- int layer;
- if (emerge_distance > 0) {
- layer = LAYER_OBJECTS - 5;
- } else {
- layer = LAYER_OBJECTS + 5;
- }
- sprite->draw(context.color(), position, layer);
- }
- /* EOF */
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