kotatogram/lib_ui
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Added animation for spoilers.

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This commit is contained in:
23rd 2021-12-24 15:05:14 +03:00
parent 2c1e6b458d
commit db871a87f5
1 changed files with 41 additions and 2 deletions
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43
ui/text/text.cpp
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@ -1807,8 +1807,15 @@ private:
(glyphX + st::emojiPadding).toInt(),
_y + _yDelta + emojiY);
}
if (hasSpoiler && _background.inFront) {
if ((hasSpoiler && _background.inFront)
|| _background.startMs) {
const auto opacity = _p->opacity();
const auto fillOpacity = fillSpoilerOpacity();
if (fillOpacity != opacity) {
_p->setOpacity(fillOpacity);
}
fillSpoilerRange(fillSpoiler.from, fillSpoiler.width, blockIndex);
_p->setOpacity(opacity);
}
// } else if (_p && currentBlock->type() == TextBlockSkip) { // debug
// _p->fillRect(QRect(x.toInt(), _y, currentBlock->width(), static_cast<SkipBlock*>(currentBlock)->height()), QColor(0, 0, 0, 32));
@ -1982,8 +1989,14 @@ private:
_p->drawTextItem(QPointF(x.toReal(), textY), gf);
}
if (_background.inFront) {
if (_background.inFront || _background.startMs) {
const auto opacity = _p->opacity();
const auto fillOpacity = fillSpoilerOpacity();
if (fillOpacity != opacity) {
_p->setOpacity(fillOpacity);
}
fillSpoilerRange(x, si.width, blockIndex);
_p->setOpacity(opacity);
}
}
@ -1997,6 +2010,21 @@ private:
_p->fillRect(left, _y + _yDelta, width, _fontHeight, _textPalette->selectBg);
}
float fillSpoilerOpacity() {
if (!_background.startMs) {
return 1.;
}
const auto progress = float64(crl::now() - _background.startMs)
/ st::fadeWrapDuration;
if ((progress > 1.) && _background.spoilerIndex) {
const auto link = _t->_spoilers.at(_background.spoilerIndex - 1);
if (link) {
link->setStartMs(0);
}
}
return (1. - std::min(progress, 1.));
}
void fillSpoilerRange(QFixed x, QFixed width, int currentBlockIndex) {
if (!_background.color) {
return;
@ -2839,6 +2867,8 @@ private:
_background.color = inBack
? &_textPalette->spoilerActiveBg
: &_textPalette->spoilerBg;
_background.startMs = handler ? handler->startMs() : 0;
_background.spoilerIndex = block->spoilerIndex();
const auto &cache = _background.inFront
? _t->_spoilerCache
@ -2888,6 +2918,8 @@ private:
struct {
const style::color *color = nullptr;
bool inFront = false;
crl::time startMs = 0;
uint16 spoilerIndex = 0;
} _background;
int _yFrom = 0;
int _yTo = 0;
@ -3121,6 +3153,13 @@ void String::setLink(uint16 lnkIndex, const ClickHandlerPtr &lnk) {
_links[lnkIndex - 1] = lnk;
}
void String::setSpoiler(
uint16 lnkIndex,
const std::shared_ptr<SpoilerClickHandler> &lnk) {
if (!lnkIndex || lnkIndex > _spoilers.size()) return;
_spoilers[lnkIndex - 1] = lnk;
}
bool String::hasLinks() const {
return !_links.isEmpty();
}