137 lines
4.0 KiB
C++
137 lines
4.0 KiB
C++
/*
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* =====================================================================================
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*
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* OpenMiner
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*
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* Copyright (C) 2018-2020 Unarelith, Quentin Bazin <openminer@unarelith.net>
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* Copyright (C) 2019-2020 the OpenMiner contributors (see CONTRIBUTORS.md)
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*
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* This file is part of OpenMiner.
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*
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* OpenMiner is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* OpenMiner is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with OpenMiner; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* =====================================================================================
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*/
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#include <glm/gtc/matrix_transform.hpp>
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#include <gk/core/ApplicationStateStack.hpp>
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#include <gk/core/EventHandler.hpp>
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#include <gk/core/Mouse.hpp>
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#include "Client.hpp"
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#include "Config.hpp"
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#include "Events.hpp"
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#include "GameConfig.hpp"
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#include "PauseMenuState.hpp"
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#include "SettingsMenuState.hpp"
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#include "TitleScreenState.hpp"
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#include "WorldSavingState.hpp"
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PauseMenuState::PauseMenuState(Client &client, gk::ApplicationState *parent)
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: InterfaceState(parent), m_client(client)
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{
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gk::Mouse::setCursorGrabbed(false);
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gk::Mouse::setCursorVisible(true);
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gk::Mouse::resetToWindowCenter();
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m_menuWidget.setScale(Config::guiScale, Config::guiScale, 1);
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m_menuWidget.addButton("Back to Game", [this] (TextButton &) {
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gk::Mouse::setCursorGrabbed(true);
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gk::Mouse::setCursorVisible(false);
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m_stateStack->pop();
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});
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m_menuWidget.addButton("Options...", [this] (TextButton &) {
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m_stateStack->push<SettingsMenuState>(this);
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});
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m_menuWidget.addButton("Title Screen", [this] (TextButton &) {
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if (!m_client.isSingleplayer() || GameConfig::worldName.empty()) {
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m_client.disconnect();
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GameConfig::isGameRunning = false;
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m_stateStack->clear();
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m_stateStack->push<TitleScreenState>();
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}
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else
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m_stateStack->push<WorldSavingState>(m_client, false);
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});
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m_menuWidget.addButton("Exit", [this] (TextButton &) {
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if (!m_client.isSingleplayer() || GameConfig::worldName.empty()) {
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m_client.disconnect();
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m_stateStack->clear();
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}
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else
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m_stateStack->push<WorldSavingState>(m_client, true);
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});
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updateWidgetPosition();
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}
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void PauseMenuState::init() {
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m_eventHandler->addListener<GuiScaleChangedEvent>(&PauseMenuState::onGuiScaleChanged, this);
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}
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void PauseMenuState::onEvent(const SDL_Event &event) {
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InterfaceState::onEvent(event);
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if (event.type == SDL_WINDOWEVENT && event.window.event == SDL_WINDOWEVENT_SIZE_CHANGED
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&& !m_stateStack->empty() && &m_stateStack->top() != this) {
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m_menuWidget.onEvent(event);
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}
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if (!m_stateStack->empty() && &m_stateStack->top() == this) {
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m_menuWidget.onEvent(event);
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if (event.type == SDL_KEYDOWN && event.key.keysym.sym == SDLK_ESCAPE) {
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gk::Mouse::setCursorGrabbed(true);
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gk::Mouse::setCursorVisible(false);
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gk::Mouse::resetToWindowCenter();
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m_stateStack->pop();
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}
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}
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}
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void PauseMenuState::onGuiScaleChanged(const GuiScaleChangedEvent &event) {
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m_menuWidget.setScale(event.guiScale, event.guiScale);
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m_menuWidget.onGuiScaleChanged(event);
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}
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void PauseMenuState::updateWidgetPosition() {
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m_menuWidget.setPosition(
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roundf(Config::screenWidth / 2.0f - m_menuWidget.getGlobalBounds().sizeX / 2.0f),
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roundf(Config::screenHeight / 2.0f - m_menuWidget.getGlobalBounds().sizeY / 2.0f)
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);
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}
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void PauseMenuState::draw(gk::RenderTarget &target, gk::RenderStates states) const {
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if (m_parent)
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target.draw(*m_parent, states);
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if (&m_stateStack->top() == this) {
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prepareDraw(target, states);
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target.draw(m_menuWidget, states);
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}
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}
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