93 lines
2.8 KiB
C++
93 lines
2.8 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 "Config.hpp"
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#include "EngineConfig.hpp"
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#include "InterfaceState.hpp"
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InterfaceState::InterfaceState(gk::ApplicationState *parent) : gk::ApplicationState(parent) {
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m_shader.createProgram();
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m_shader.addShader(GL_VERTEX_SHADER, "resources/shaders/basic.v.glsl");
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m_shader.addShader(GL_FRAGMENT_SHADER, "resources/shaders/basic.f.glsl");
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m_shader.linkProgram();
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m_background.setFillColor(gk::Color{0, 0, 0, 127});
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setup();
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}
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void InterfaceState::setup() {
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m_projectionMatrix = glm::ortho(0.0f, (float)Config::screenWidth, (float)Config::screenHeight, 0.0f, DIST_2D_FAR, DIST_2D_NEAR);
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m_background.setSize(Config::screenWidth, Config::screenHeight);
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// m_view.setSize(Config::screenWidth, Config::screenHeight);
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// m_view.setCenter(Config::screenWidth / 2.0f, Config::screenHeight / 2.0f);
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}
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void InterfaceState::onEvent(const SDL_Event &event) {
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if (m_parent) {
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m_parent->onEvent(event);
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}
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else if (event.type == SDL_QUIT) {
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m_stateStack->clear();
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}
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if (event.type == SDL_WINDOWEVENT && event.window.event == SDL_WINDOWEVENT_SIZE_CHANGED) {
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if (!m_parent) {
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Config::screenWidth = event.window.data1;
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Config::screenHeight = event.window.data2;
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}
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setup();
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updateWidgetPosition();
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}
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}
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void InterfaceState::update() {
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if (m_parent)
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m_parent->update();
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}
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void InterfaceState::prepareDraw(gk::RenderTarget &target, gk::RenderStates &states) const {
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states.transform *= getTransform();
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states.shader = &m_shader;
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// states.vertexAttributes = gk::VertexAttribute::Only2d;
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states.projectionMatrix = m_projectionMatrix;
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// target.setView(m_view);
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if (m_parent && m_drawBackground)
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target.draw(m_background, states);
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}
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