tdlight/td/telegram/BackgroundType.h

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//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once
#include "td/telegram/td_api.h"
#include "td/telegram/telegram_api.h"
#include "td/utils/common.h"
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#include "td/utils/Slice.h"
#include "td/utils/Status.h"
#include "td/utils/StringBuilder.h"
namespace td {
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class BackgroundFill {
int32 top_color_ = 0;
int32 bottom_color_ = 0;
int32 rotation_angle_ = 0;
int32 third_color_ = -1;
int32 fourth_color_ = -1;
BackgroundFill() = default;
explicit BackgroundFill(int32 solid_color) : top_color_(solid_color), bottom_color_(solid_color) {
}
BackgroundFill(int32 top_color, int32 bottom_color, int32 rotation_angle)
: top_color_(top_color), bottom_color_(bottom_color), rotation_angle_(rotation_angle) {
}
BackgroundFill(int32 first_color, int32 second_color, int32 third_color, int32 fourth_color)
: top_color_(first_color), bottom_color_(second_color), third_color_(third_color), fourth_color_(fourth_color) {
}
explicit BackgroundFill(const telegram_api::wallPaperSettings *settings);
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static Result<BackgroundFill> get_background_fill(const td_api::BackgroundFill *fill);
string get_link(bool is_first) const;
td_api::object_ptr<td_api::BackgroundFill> get_background_fill_object() const;
enum class Type : int32 { Solid, Gradient, FreeformGradient };
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Type get_type() const {
if (third_color_ != -1) {
return Type::FreeformGradient;
}
if (top_color_ == bottom_color_) {
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return Type::Solid;
}
return Type::Gradient;
}
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friend bool operator==(const BackgroundFill &lhs, const BackgroundFill &rhs);
friend class BackgroundType;
static Result<BackgroundFill> get_background_fill(Slice name);
bool is_dark() const;
};
bool operator==(const BackgroundFill &lhs, const BackgroundFill &rhs);
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class BackgroundType {
enum class Type : int32 { Wallpaper, Pattern, Fill };
Type type_ = Type::Fill;
bool is_blurred_ = false;
bool is_moving_ = false;
int32 intensity_ = 0;
BackgroundFill fill_;
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friend bool operator==(const BackgroundType &lhs, const BackgroundType &rhs);
friend StringBuilder &operator<<(StringBuilder &string_builder, const BackgroundType &type);
BackgroundType(bool is_blurred, bool is_moving)
: type_(Type::Wallpaper), is_blurred_(is_blurred), is_moving_(is_moving) {
}
BackgroundType(bool is_moving, const BackgroundFill &fill, int32 intensity)
: type_(Type::Pattern), is_moving_(is_moving), intensity_(intensity), fill_(fill) {
}
explicit BackgroundType(BackgroundFill fill) : type_(Type::Fill), fill_(fill) {
}
public:
BackgroundType() = default;
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BackgroundType(bool is_fill, bool is_pattern, telegram_api::object_ptr<telegram_api::wallPaperSettings> settings);
static Result<BackgroundType> get_background_type(const td_api::BackgroundType *background_type);
static Result<BackgroundType> get_local_background_type(Slice name);
bool has_file() const {
return type_ == Type::Wallpaper || type_ == Type::Pattern;
}
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string get_mime_type() const;
void apply_parameters_from_link(Slice name);
string get_link() const;
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bool has_equal_type(const BackgroundType &other) const {
return type_ == other.type_;
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}
td_api::object_ptr<td_api::BackgroundType> get_background_type_object() const;
telegram_api::object_ptr<telegram_api::wallPaperSettings> get_input_wallpaper_settings() const;
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bool is_dark() const {
CHECK(type_ == Type::Fill);
return fill_.is_dark();
}
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template <class StorerT>
void store(StorerT &storer) const;
template <class ParserT>
void parse(ParserT &parser);
};
bool operator==(const BackgroundType &lhs, const BackgroundType &rhs);
inline bool operator!=(const BackgroundType &lhs, const BackgroundType &rhs) {
return !(lhs == rhs);
}
StringBuilder &operator<<(StringBuilder &string_builder, const BackgroundType &type);
} // namespace td