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Add tooltip to zero-width & documentation

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This commit is contained in:
tommyxchow 2022-01-16 14:19:08 -05:00
parent 1a53101047
commit eef8c57948
1 changed files with 68 additions and 23 deletions
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91
lib/models/irc.dart
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@ -279,18 +279,25 @@ class IRCMessage {
final words = split;
if (words != null) {
if (useZeroWidth) {
// Keep a local span which will be reversed and added to the final span.
final localSpan = <InlineSpan>[];
// Iterate through the words in reverse-order.
// Index starts at the last word in the message.
var index = words.length - 1;
// Terminate after the first word in the message reached.
while (index != -1) {
// Check if current word is a valid emote.
final word = words[index];
final emote = emoteToObject[word] ?? localEmotes?[word];
if (emote != null) {
// Handle zero width emotes
// If the emote is zero-width and not the first word, process the stack.
if (emote.zeroWidth && index != 0) {
final emoteStack = <Emote>[];
// Handle stacking consecutive zero-width emotes.
Emote? nextEmote = emote;
while (nextEmote != null && nextEmote.zeroWidth && index != 0) {
emoteStack.add(nextEmote);
@ -298,43 +305,78 @@ class IRCMessage {
nextEmote = emoteToObject[words[index]] ?? localEmotes?[words[index]];
}
// If there's one more emote thats NOT zero-width, add it to the base of the stack.
if (nextEmote != null) emoteStack.add(nextEmote);
// Check if the next word is an emoji to be added to the stack.
final nextWordIsEmoji = regexEmoji.hasMatch(words[index]);
// Create the stack of emotes with the base emoji if there is one.
// Will be used as the children of the Stack widget.
final children = [
if (nextWordIsEmoji)
Text(
words[index],
style: textStyle?.copyWith(fontSize: emoteHeight),
),
...emoteStack.reversed.map(
(emote) => CachedNetworkImage(
imageUrl: emote.url,
placeholder: (context, url) => const SizedBox(),
fadeInDuration: const Duration(seconds: 0),
height: emoteHeight,
),
)
];
// Create the message for the tooltip
final message = emoteStack.reversed.map((emote) => emote.name).join(', ');
final stack = emoteStack.reversed
.map((emote) => CachedNetworkImage(
imageUrl: emote.url,
placeholder: (context, url) => const SizedBox(),
fadeInDuration: const Duration(seconds: 0),
height: emoteHeight,
))
.toList();
var nextWordIsEmoji = false;
if (regexEmoji.hasMatch(words[index])) nextWordIsEmoji = true;
final tooltip = nextWordIsEmoji ? words[index] + ', ' + message : message;
localSpan.add(
WidgetSpan(
alignment: PlaceholderAlignment.middle,
child: Tooltip(
message: nextWordIsEmoji ? words[index] + ', ' + message : message,
richMessage: WidgetSpan(
child: Padding(
padding: const EdgeInsets.all(5.0),
child: Column(
children: [
Stack(
children: [
if (nextWordIsEmoji)
Text(
words[index],
style: textStyle?.copyWith(fontSize: emoteHeight),
),
...emoteStack.reversed.map(
(emote) => CachedNetworkImage(
imageUrl: emote.url,
placeholder: (context, url) => const SizedBox(),
fadeInDuration: const Duration(seconds: 0),
height: 80,
),
)
],
),
const SizedBox(height: 5.0),
Text(
tooltip,
style: const TextStyle(color: Colors.black),
),
],
),
),
),
preferBelow: false,
child: Stack(
alignment: AlignmentDirectional.center,
children: nextWordIsEmoji
? [
Text(
words[index],
style: textStyle?.copyWith(fontSize: emoteHeight),
),
...stack
]
: stack,
children: children,
),
),
),
);
// If the next word is neither an emote or emoji, add it as a text span.
if (nextEmote == null && !nextWordIsEmoji) {
localSpan.add(const TextSpan(text: ' '));
localSpan.add(_createTextSpan(text: words[index], style: textStyle));
@ -357,8 +399,11 @@ class IRCMessage {
localSpan.add(const TextSpan(text: ' '));
index--;
}
// Add the the local span reversed to the final span.
span.addAll(localSpan.reversed);
} else {
// Iterate through the words and add to the span based on word, emote, and emoji.
for (final word in words) {
span.add(const TextSpan(text: ' '));