tdesktop/Telegram/SourceFiles/ui/emoji_config.h

161 lines
3.7 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
It is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
#pragma once
#include "ui/text/text.h"
#include "emoji.h"
namespace Ui {
namespace Emoji {
constexpr auto kPostfix = static_cast<ushort>(0xFE0F);
constexpr auto kRecentLimit = 42;
void Init();
class One {
struct CreationTag {
};
public:
One(One &&other) = default;
One(const QString &id, uint16 x, uint16 y, bool hasPostfix, bool colorizable, EmojiPtr original, const CreationTag &)
: _id(id)
, _x(x)
, _y(y)
, _hasPostfix(hasPostfix)
, _colorizable(colorizable)
, _original(original) {
Expects(!_colorizable || !colored());
}
QString id() const {
return _id;
}
QString text() const {
return hasPostfix() ? (_id + QChar(kPostfix)) : _id;
}
bool colored() const {
return (_original != nullptr);
}
EmojiPtr original() const {
return _original ? _original : this;
}
QString nonColoredId() const {
return original()->id();
}
bool hasPostfix() const {
return _hasPostfix;
}
bool hasVariants() const {
return _colorizable || colored();
}
int variantsCount() const;
int variantIndex(EmojiPtr variant) const;
EmojiPtr variant(int index) const;
int index() const;
QString toUrl() const {
return qsl("emoji://e.") + QString::number(index());
}
int x() const {
return _x;
}
int y() const {
return _y;
}
private:
const QString _id;
const uint16 _x = 0;
const uint16 _y = 0;
const bool _hasPostfix = false;
const bool _colorizable = false;
const EmojiPtr _original = nullptr;
friend void internal::Init();
};
inline EmojiPtr FromUrl(const QString &url) {
auto start = qstr("emoji://e.");
if (url.startsWith(start)) {
return internal::ByIndex(url.midRef(start.size()).toInt()); // skip emoji://e.
}
return nullptr;
}
inline EmojiPtr Find(const QChar *start, const QChar *end, int *outLength = nullptr) {
return internal::Find(start, end, outLength);
}
inline EmojiPtr Find(const QString &text, int *outLength = nullptr) {
return Find(text.constBegin(), text.constEnd(), outLength);
}
QString IdFromOldKey(uint64 oldKey);
inline EmojiPtr FromOldKey(uint64 oldKey) {
return Find(IdFromOldKey(oldKey));
}
inline int ColorIndexFromCode(uint32 code) {
switch (code) {
case 0xD83CDFFBU: return 1;
case 0xD83CDFFCU: return 2;
case 0xD83CDFFDU: return 3;
case 0xD83CDFFEU: return 4;
case 0xD83CDFFFU: return 5;
}
return 0;
}
inline int ColorIndexFromOldKey(uint64 oldKey) {
return ColorIndexFromCode(uint32(oldKey & 0xFFFFFFFFLLU));
}
inline int Size(int index = Index()) {
int sizes[] = { 18, 22, 27, 36, 45 };
return sizes[index];
}
inline QString Filename(int index = Index()) {
const char *EmojiNames[] = {
":/gui/art/emoji.webp",
":/gui/art/emoji_125x.webp",
":/gui/art/emoji_150x.webp",
":/gui/art/emoji_200x.webp",
":/gui/art/emoji_250x.webp",
};
return QString::fromLatin1(EmojiNames[index]);
}
void ReplaceInText(TextWithEntities &result);
RecentEmojiPack &GetRecent();
void AddRecent(EmojiPtr emoji);
} // namespace Emoji
} // namespace Ui