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suyu/src/yuzu/loading_screen.cpp

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// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <QBuffer>
#include <QByteArray>
#include <QHBoxLayout>
#include <QIODevice>
#include <QImage>
#include <QLabel>
#include <QMovie>
#include <QPainter>
#include <QPalette>
#include <QPixmap>
#include <QProgressBar>
#include <QStyleOption>
#include <QWindow>
#include "common/logging/log.h"
#include "core/loader/loader.h"
#include "ui_loading_screen.h"
#include "yuzu/loading_screen.h"
LoadingScreen::LoadingScreen(QWidget* parent)
: QWidget(parent), ui(std::make_unique<Ui::LoadingScreen>()) {
ui->setupUi(this);
// Progress bar is hidden until we have a use for it.
ui->progress_bar->hide();
}
LoadingScreen::~LoadingScreen() = default;
void LoadingScreen::Prepare(Loader::AppLoader& loader) {
std::vector<u8> buffer;
if (loader.ReadBanner(buffer) == Loader::ResultStatus::Success) {
backing_mem =
std::make_unique<QByteArray>(reinterpret_cast<char*>(buffer.data()), buffer.size());
backing_buf = std::make_unique<QBuffer>(backing_mem.get());
backing_buf->open(QIODevice::ReadOnly);
animation = std::make_unique<QMovie>(backing_buf.get(), QByteArray("GIF"));
animation->start();
ui->banner->setMovie(animation.get());
buffer.clear();
}
if (loader.ReadLogo(buffer) == Loader::ResultStatus::Success) {
QPixmap map;
map.loadFromData(buffer.data(), buffer.size());
ui->logo->setPixmap(map);
}
}
void LoadingScreen::OnLoadProgress(std::size_t value, std::size_t total) {
if (total != previous_total) {
ui->progress_bar->setMaximum(total);
previous_total = total;
}
ui->progress_bar->setValue(value);
}
void LoadingScreen::paintEvent(QPaintEvent* event) {
QStyleOption opt;
opt.init(this);
QPainter p(this);
style()->drawPrimitive(QStyle::PE_Widget, &opt, &p, this);
QWidget::paintEvent(event);
}
void LoadingScreen::Clear() {
animation.reset();
backing_buf.reset();
backing_mem.reset();
}