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Emoji fixes

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This commit is contained in:
Ali
2022-07-16 02:02:39 +02:00
parent 89ecb672c7
commit 2a5b45883d
6 changed files with 126 additions and 45 deletions
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35
submodules/TelegramUI/Components/TextNodeWithEntities/Sources/TextNodeWithEntities.swift
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@@ -112,13 +112,19 @@ public final class TextNodeWithEntities {
if let sourceString = arguments.attributedString {
let string = NSMutableAttributedString(attributedString: sourceString)
let fullRange = NSRange(location: 0, length: string.length)
string.enumerateAttribute(ChatTextInputAttributes.customEmoji, in: fullRange, options: [], using: { value, range, _ in
if let value = value as? ChatTextInputTextCustomEmojiAttribute {
if let font = string.attribute(.font, at: range.location, effectiveRange: nil) as? UIFont {
string.addAttribute(NSAttributedString.Key("Attribute__EmbeddedItem"), value: InlineStickerItem(emoji: value, file: value.file, fontSize: font.pointSize), range: range)
var fullRange = NSRange(location: 0, length: string.length)
while true {
var found = false
string.enumerateAttribute(ChatTextInputAttributes.customEmoji, in: fullRange, options: [], using: { value, range, stop in
if let value = value as? ChatTextInputTextCustomEmojiAttribute, let font = string.attribute(.font, at: range.location, effectiveRange: nil) as? UIFont {
let updatedSubstring = NSMutableAttributedString(string: ".")
let itemSize = font.pointSize * 24.0 / 17.0 / CGFloat(min(2, range.length))
let replacementRange = NSRange(location: 0, length: updatedSubstring.length)
updatedSubstring.addAttributes(string.attributes(at: range.location, effectiveRange: nil), range: replacementRange)
updatedSubstring.addAttribute(NSAttributedString.Key("Attribute__EmbeddedItem"), value: InlineStickerItem(emoji: value, file: value.file, fontSize: font.pointSize), range: replacementRange)
updatedSubstring.addAttribute(originalTextAttributeKey, value: string.attributedSubstring(from: range).string, range: replacementRange)
let itemSize = font.pointSize * 24.0 / 17.0
let runDelegateData = RunDelegateData(
ascent: font.ascender,
@@ -126,7 +132,7 @@ public final class TextNodeWithEntities {
width: itemSize
)
var callbacks = CTRunDelegateCallbacks(
version: kCTRunDelegateVersion1,
version: kCTRunDelegateCurrentVersion,
dealloc: { dataRef in
Unmanaged<RunDelegateData>.fromOpaque(dataRef).release()
},
@@ -143,12 +149,23 @@ public final class TextNodeWithEntities {
return data.takeUnretainedValue().width
}
)
if let runDelegate = CTRunDelegateCreate(&callbacks, Unmanaged.passRetained(runDelegateData).toOpaque()) {
string.addAttribute(NSAttributedString.Key(kCTRunDelegateAttributeName as String), value: runDelegate, range: range)
updatedSubstring.addAttribute(NSAttributedString.Key(kCTRunDelegateAttributeName as String), value: runDelegate, range: replacementRange)
}
string.replaceCharacters(in: range, with: updatedSubstring)
let updatedRange = NSRange(location: range.location, length: updatedSubstring.length)
found = true
stop.pointee = ObjCBool(true)
fullRange = NSRange(location: updatedRange.upperBound, length: fullRange.upperBound - range.upperBound)
}
})
if !found {
break
}
})
}
updatedString = string
}