/* * This file is part of the Colobot: Gold Edition source code * Copyright (C) 2001-2023, Daniel Roux, EPSITEC SA & TerranovaTeam * http://epsitec.ch; http://colobot.info; http://github.com/colobot * * 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://gnu.org/licenses */ #include "ui/screen/screen_welcome.h" #include "app/app.h" #include "common/stringutils.h" #include "graphics/core/material.h" #include "graphics/engine/engine.h" #include "level/robotmain.h" #include "ui/controls/interface.h" #include "ui/controls/window.h" namespace Ui { const float WELCOME_LENGTH = 3.0f; CScreenWelcome::CScreenWelcome() : m_imageIndex(0), m_time(0.0f) { } void CScreenWelcome::SetImageIndex(int imageIndex) { m_imageIndex = imageIndex; m_time = 0.0f; } void CScreenWelcome::CreateInterface() { glm::vec2 pos, ddim; pos.x = 0.0f; pos.y = 0.0f; ddim.x = 0.0f; ddim.y = 0.0f; m_interface->CreateWindows(pos, ddim, -1, EVENT_WINDOW5); if ( m_imageIndex == 0 ) m_engine->SetOverColor(Gfx::Color(1.0f, 1.0f, 1.0f, 1.0f), Gfx::TransparencyMode::BLACK); else m_engine->SetOverColor(Gfx::Color(0.0f, 0.0f, 0.0f, 0.0f), Gfx::TransparencyMode::WHITE); m_engine->SetOverFront(true); SetBackground("textures/interface/intro"+StrUtils::ToString(m_imageIndex+1)+".png", true); } bool CScreenWelcome::EventProcess(const Event &event) { if (event.type == EVENT_FRAME) { m_time += event.rTime; // 1/4 of display time is animating float animatingTime = WELCOME_LENGTH / 4.0f; float intensity; if (m_time < animatingTime) { // appearing intensity = m_time / animatingTime; } else if (m_time < WELCOME_LENGTH - animatingTime) { // showing intensity = 1.0f; } else { // hiding intensity = (WELCOME_LENGTH - m_time) / animatingTime; } if ( intensity < 0.0f ) intensity = 0.0f; if ( intensity > 1.0f ) intensity = 1.0f; // white first, others -> black fading Gfx::TransparencyMode mode = Gfx::TransparencyMode::WHITE; if ((m_imageIndex == 0) && (m_time < WELCOME_LENGTH/2.0f)) { intensity = 1.0f - intensity; mode = Gfx::TransparencyMode::BLACK; } m_engine->SetOverColor(Gfx::Color(intensity, intensity, intensity, intensity), mode); } if (m_time >= WELCOME_LENGTH || event.type == EVENT_KEY_DOWN || event.type == EVENT_MOUSE_BUTTON_DOWN ) { m_main->ChangePhase(static_cast(PHASE_WELCOME1+m_imageIndex+1)); return false; } return true; } } // namespace Ui