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https://github.com/J-D-K/JKSV.git
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80 lines
2.9 KiB
C++
80 lines
2.9 KiB
C++
#include "appstates/DataLoadingState.hpp"
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#include "graphics/colors.hpp"
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#include "graphics/fonts.hpp"
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#include "graphics/screen.hpp"
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#include "logging/logger.hpp"
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#include "mathutil.hpp"
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// ---- Construction ----
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DataLoadingState::DataLoadingState(data::DataContext &context,
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sdl2::Renderer &renderer,
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DestructFunction destructFunction,
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sys::threadpool::JobFunction function,
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sys::Task::TaskData taskData)
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: BaseTask()
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, m_context(context)
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, m_renderer(renderer)
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, m_destructFunction(destructFunction)
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{
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DataLoadingState::initialize_static_members();
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m_task = std::make_unique<sys::Task>(function, taskData);
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}
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// ---- Public functions ----
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void DataLoadingState::update(const sdl2::Input &input)
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{
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BaseTask::update_loading_glyph();
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if (!m_task->is_running()) { DataLoadingState::deactivate_state(); }
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m_context.process_icon_queue(m_renderer);
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}
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void DataLoadingState::sub_update() { BaseTask::update_loading_glyph(); }
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void DataLoadingState::render(sdl2::Renderer &renderer)
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{
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// These are the dimensions of the icon loaded.
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static constexpr int ICON_WIDTH = 256;
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static constexpr int ICON_HEIGHT = 259;
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static constexpr int ICON_X = math::Util<int>::center_within(graphics::SCREEN_WIDTH, ICON_WIDTH);
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static constexpr int ICON_Y = math::Util<int>::center_within(graphics::SCREEN_HEIGHT, ICON_HEIGHT);
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// Grab the status from the task and center it.
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const std::string status = m_task->get_status();
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const int statusWidth = sm_font->get_text_width(status);
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m_statusX = math::Util<int>::center_within(graphics::SCREEN_WIDTH, statusWidth);
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// This is to cover up the base rendering.
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renderer.render_rectangle(0, 0, graphics::SCREEN_WIDTH, graphics::SCREEN_HEIGHT, colors::CLEAR_COLOR);
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// Render the icon, status and loading glyph.
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sm_jksvIcon->render(ICON_X, ICON_Y);
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sm_font->render_text(m_statusX, 673, colors::WHITE, status);
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BaseTask::render_loading_glyph();
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}
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// ---- Private functions ----
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void DataLoadingState::initialize_static_members()
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{
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// Path for the loading icon.
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static constexpr std::string_view ICON_PATH = "romfs:/Textures/LoadingIcon.png";
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if (sm_jksvIcon && sm_font) { return; }
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// Load icon and font.
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sm_jksvIcon = sdl2::TextureManager::create_load_resource(ICON_PATH, ICON_PATH);
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sm_font = sdl2::FontManager::create_load_resource<sdl2::SystemFont>(graphics::fonts::names::TWENTY_PIXEL,
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graphics::fonts::sizes::TWENTY_PIXEL);
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}
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void DataLoadingState::deactivate_state()
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{
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// This is to catch any stragglers.
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m_context.process_icon_queue(m_renderer);
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if (m_destructFunction) { m_destructFunction(); }
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BaseState::deactivate();
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}
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