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- // 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 "object/floating_text.hpp"
- #include <stdio.h>
- #include "supertux/resources.hpp"
- #include "video/drawing_context.hpp"
- FloatingText::FloatingText(const Vector& pos, const std::string& text_) :
- position(pos),
- text(text_),
- timer()
- {
- timer.start(.1f);
- position.x -= static_cast<float>(text.size()) * 8.0f;
- }
- FloatingText::FloatingText(const Vector& pos, int score) :
- position(pos),
- text(std::to_string(score)),
- timer()
- {
- timer.start(.1f);
- position.x -= static_cast<float>(text.size()) * 8.0f;
- }
- void
- FloatingText::update(float dt_sec)
- {
- position.y -= 1.4f * dt_sec;
- if (timer.check())
- remove_me();
- }
- const float FADING_TIME = .350f;
- void
- FloatingText::draw(DrawingContext& context)
- {
- // Make an alpha animation when disappearing.
- float alpha;
- if (timer.get_timeleft() < FADING_TIME)
- alpha = timer.get_timeleft() * 255.0f / FADING_TIME;
- else
- alpha = 255.0f;
- context.push_transform();
- context.set_alpha(alpha);
- context.color().draw_text(Resources::normal_font, text, position, ALIGN_LEFT, LAYER_OBJECTS+1, FloatingText::text_color);
- context.pop_transform();
- }
- /* EOF */
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