kotatogram/lib_ui
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Allow precompute size of serialized tags.

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This commit is contained in:
John Preston 2020-11-13 20:26:30 +03:00
parent f46a1be77c
commit f06346fbf0
2 changed files with 21 additions and 4 deletions
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14
ui/text/text_entity.cpp
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@ -1950,6 +1950,20 @@ void Trim(TextWithEntities &result) {
}
}
int SerializeTagsSize(const TextWithTags::Tags &tags) {
auto result = qint32(0);
if (tags.isEmpty()) {
return result;
}
result += sizeof(qint32);
for (const auto &tag : tags) {
result += 2 * sizeof(qint32) // offset, length
+ sizeof(quint32) // id.size
+ tag.id.size() * sizeof(ushort);
}
return result;
}
QByteArray SerializeTags(const TextWithTags::Tags &tags) {
if (tags.isEmpty()) {
return QByteArray();

11
ui/text/text_entity.h
View file

@ -344,10 +344,13 @@ inline QString PrepareForSending(const QString &text, PrepareTextOption option =
// Replace bad symbols with space and remove '\r'.
void ApplyServerCleaning(TextWithEntities &result);
QByteArray SerializeTags(const TextWithTags::Tags &tags);
TextWithTags::Tags DeserializeTags(QByteArray data, int textLength);
QString TagsMimeType();
QString TagsTextMimeType();
[[nodiscard]] int SerializeTagsSize(const TextWithTags::Tags &tags);
[[nodiscard]] QByteArray SerializeTags(const TextWithTags::Tags &tags);
[[nodiscard]] TextWithTags::Tags DeserializeTags(
QByteArray data,
int textLength);
[[nodiscard]] QString TagsMimeType();
[[nodiscard]] QString TagsTextMimeType();
inline const auto kMentionTagStart = qstr("mention://user.");