tdesktop/Telegram/SourceFiles/window/themes/window_theme.h

203 lines
5.3 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 "data/data_wall_paper.h"
class AuthSession;
namespace Window {
namespace Theme {
constexpr auto kMinimumTiledSize = 512;
struct Cached {
QByteArray colors;
QByteArray background;
bool tiled = false;
int32 paletteChecksum = 0;
int32 contentChecksum = 0;
};
struct Saved {
QString pathRelative;
QString pathAbsolute;
QByteArray content;
Cached cache;
};
bool Load(Saved &&saved);
void Unload();
struct Instance {
style::palette palette;
QImage background;
Cached cached;
bool tiled = false;
};
struct Preview {
QString pathRelative;
QString pathAbsolute;
Instance instance;
QByteArray content;
QImage preview;
};
bool Apply(const QString &filepath);
bool Apply(std::unique_ptr<Preview> preview);
void ApplyDefaultWithPath(const QString &themePath);
bool ApplyEditedPalette(const QString &path, const QByteArray &content);
void KeepApplied();
QString NightThemePath();
[[nodiscard]] bool IsNightMode();
void SetNightModeValue(bool nightMode);
void ToggleNightMode();
void ToggleNightMode(const QString &themePath);
[[nodiscard]] bool IsNonDefaultBackground();
void Revert();
bool LoadFromFile(const QString &file, Instance *out, QByteArray *outContent);
bool IsPaletteTestingPath(const QString &path);
QColor CountAverageColor(const QImage &image);
QColor AdjustedColor(QColor original, QColor background);
QImage ProcessBackgroundImage(QImage image);
struct BackgroundUpdate {
enum class Type {
New,
Changed,
Start,
TestingTheme,
RevertingTheme,
ApplyingTheme,
};
BackgroundUpdate(Type type, bool tiled) : type(type), tiled(tiled) {
}
bool paletteChanged() const {
return (type == Type::TestingTheme || type == Type::RevertingTheme);
}
Type type;
bool tiled;
};
class ChatBackground
: public base::Observable<BackgroundUpdate>
, private base::Subscriber {
public:
ChatBackground();
// This method is allowed to (and should) be called before start().
void setThemeData(QImage &&themeImage, bool themeTile);
// This method is setting the default (themed) image if none was set yet.
void start();
void set(const Data::WallPaper &paper, QImage image = QImage());
void setTile(bool tile);
void setTileDayValue(bool tile);
void setTileNightValue(bool tile);
void setThemeAbsolutePath(const QString &path);
[[nodiscard]] QString themeAbsolutePath() const;
void reset();
void setTestingTheme(Instance &&theme);
void saveAdjustableColors();
void setTestingDefaultTheme();
void revert();
[[nodiscard]] Data::WallPaper paper() const {
return _paper;
}
[[nodiscard]] WallPaperId id() const {
return _paper.id();
}
[[nodiscard]] const QPixmap &pixmap() const {
return _pixmap;
}
[[nodiscard]] const QPixmap &pixmapForTiled() const {
return _pixmapForTiled;
}
[[nodiscard]] std::optional<QColor> colorForFill() const;
[[nodiscard]] QImage createCurrentImage() const;
[[nodiscard]] bool tile() const;
[[nodiscard]] bool tileDay() const;
[[nodiscard]] bool tileNight() const;
private:
struct AdjustableColor {
AdjustableColor(style::color data);
style::color item;
QColor original;
};
void ensureStarted();
void saveForRevert();
void setPreparedImage(QImage original, QImage prepared);
void preparePixmaps(QImage image);
void writeNewBackgroundSettings();
void setPaper(const Data::WallPaper &paper);
[[nodiscard]] bool adjustPaletteRequired();
void adjustPaletteUsingBackground(const QImage &image);
void adjustPaletteUsingColor(QColor color);
void restoreAdjustableColors();
void setNightModeValue(bool nightMode);
[[nodiscard]] bool nightMode() const;
void toggleNightMode(std::optional<QString> themePath);
void keepApplied(const QString &path, bool write);
[[nodiscard]] bool isNonDefaultThemeOrBackground();
[[nodiscard]] bool isNonDefaultBackground();
void refreshSession();
void checkUploadWallPaper();
[[nodiscard]] bool testingPalette() const;
friend bool IsNightMode();
friend void SetNightModeValue(bool nightMode);
friend void ToggleNightMode();
friend void ToggleNightMode(const QString &themePath);
friend void KeepApplied();
friend bool IsNonDefaultBackground();
AuthSession *_session = nullptr;
Data::WallPaper _paper = Data::details::UninitializedWallPaper();
std::optional<QColor> _paperColor;
QImage _original;
QPixmap _pixmap;
QPixmap _pixmapForTiled;
bool _nightMode = false;
bool _tileDayValue = false;
bool _tileNightValue = true;
QString _themeAbsolutePath;
QImage _themeImage;
bool _themeTile = false;
Data::WallPaper _paperForRevert
= Data::details::UninitializedWallPaper();
QImage _originalForRevert;
bool _tileForRevert = false;
std::vector<AdjustableColor> _adjustableColors;
FullMsgId _wallPaperUploadId;
mtpRequestId _wallPaperRequestId = 0;
rpl::lifetime _wallPaperUploadLifetime;
};
ChatBackground *Background();
void ComputeBackgroundRects(QRect wholeFill, QSize imageSize, QRect &to, QRect &from);
bool CopyColorsToPalette(const QString &path, const QByteArray &themeContent);
bool ReadPaletteValues(const QByteArray &content, Fn<bool(QLatin1String name, QLatin1String value)> callback);
} // namespace Theme
} // namespace Window