tdesktop/Telegram/SourceFiles/lottie/lottie_common.h

65 lines
1.4 KiB
C++

/*
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
*/
#pragma once
#include "base/basic_types.h"
#include "base/variant.h"
#include <QSize>
#include <QColor>
#include <crl/crl_time.h>
namespace Lottie {
inline constexpr auto kTimeUnknown = std::numeric_limits<crl::time>::min();
inline constexpr auto kMaxFileSize = 1024 * 1024;
class Animation;
struct Information {
int frameRate = 0;
int framesCount = 0;
QSize size;
};
enum class Error {
ParseFailed,
NotSupported,
};
struct FrameRequest {
QSize box;
std::optional<QColor> colored;
[[nodiscard]] bool empty() const {
return box.isEmpty();
}
[[nodiscard]] QSize size(const QSize &original) const {
Expects(!empty());
const auto result = original.scaled(box, Qt::KeepAspectRatio);
const auto skipw = result.width() % 2;
const auto skiph = result.height() % 2;
return QSize(
std::max(result.width() - skipw, 2),
std::max(result.height() - skiph, 2));
}
[[nodiscard]] bool operator==(const FrameRequest &other) const {
return (box == other.box)
&& (colored == other.colored);
}
[[nodiscard]] bool operator!=(const FrameRequest &other) const {
return !(*this == other);
}
};
QByteArray ReadContent(const QByteArray &data, const QString &filepath);
} // namespace Lottie