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Telegram/SourceFiles/ui/image/image_source.cpp

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+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "ui/image/image_source.h"
+
+#include "storage/cache/storage_cache_database.h"
+#include "storage/file_download_mtproto.h"
+#include "storage/file_download_web.h"
+#include "data/data_session.h"
+#include "data/data_file_origin.h"
+#include "history/history_item.h"
+#include "history/history.h"
+#include "main/main_session.h"
+#include "app.h"
+
+#include <QtCore/QBuffer>
+
+namespace Images {
+namespace {
+
+[[nodiscard]] QByteArray ReadContent(const QString &path) {
+	auto file = QFile(path);
+	const auto good = (file.size() <= App::kImageSizeLimit)
+		&& file.open(QIODevice::ReadOnly);
+	return good ? file.readAll() : QByteArray();
+}
+
+[[nodiscard]] QImage ReadImage(const QByteArray &content) {
+	return App::readImage(content, nullptr, false, nullptr);
+}
+
+} // namespace
+
+ImageSource::ImageSource(const QString &path)
+: ImageSource(ReadContent(path)) {
+}
+
+ImageSource::ImageSource(const QByteArray &content)
+: ImageSource(ReadImage(content)) {
+}
+
+ImageSource::ImageSource(QImage &&data) : _data(std::move(data)) {
+}
+
+void ImageSource::load() {
+}
+
+QImage ImageSource::takeLoaded() {
+	return _data;
+}
+
+int ImageSource::width() {
+	return _data.width();
+}
+
+int ImageSource::height() {
+	return _data.height();
+}
+
+} // namespace Images