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utun2/tools/chatgui/src/messagedelegate.cpp

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#include <QCoreApplication>
#include "messagedelegate.h"
#include "message_links.h"
#include "chatview.h"
#include "debug_ui.h"
#include "emoji.h"
#include "animtimer.h"
#include "lottieicon.h"
#include "voiceplayback.h"
#include "sound_manager.h"
#include <cmath>
#include <QPainter>
#include <QPainterPath>
#include <QApplication>
#include <QAbstractItemView>
#include <QFontMetrics>
#include <QTextLayout>
#include <QMouseEvent>
#include <QMap>
#include <QDateTime>
#include <QTimer>
#include <QFile>
#include <QFileInfo>
#include <QDesktopServices>
#include <QUrl>
#include <QDebug>
#include <QImageReader>
#include <QPersistentModelIndex>
/* Один layout для размеров, отрисовки, выделения и hit-test ссылок. */
static qreal layoutMessageText(QTextLayout& layout, int width, const QString& compactLink = {}) {
int linkStart = -1;
if (!compactLink.isEmpty() && layout.text().endsWith(compactLink)) {
linkStart = layout.text().length() - compactLink.length();
const QString shortened = QFontMetrics(layout.font()).elidedText(compactLink, Qt::ElideRight, qMax(1, width - 1));
layout.setText(layout.text().left(linkStart) + shortened);
}
QTextOption option; option.setWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
layout.setTextOption(option);
QVector<QTextLayout::FormatRange> formats;
const auto links = linkStart >= 0 ? QVector<MessageLink>{{linkStart, (int)layout.text().length() - linkStart, compactLink}}
: messageLinks(layout.text());
for (const auto& link : links) {
QTextLayout::FormatRange range;
range.start = link.start; range.length = link.length;
range.format.setForeground(QColor(0x33, 0x90, 0xEC)); range.format.setFontUnderline(true);
formats.append(range);
}
layout.setFormats(formats);
layout.beginLayout();
qreal y = 0;
while (true) {
auto line = layout.createLine();
if (!line.isValid()) break;
line.setLineWidth(qMax(1, width)); line.setPosition(QPointF(0, y)); y += line.height();
}
layout.endLayout();
return y;
}
QString MessageDelegate::linkAt(const QStyleOptionViewItem& option, const QModelIndex& index, const QPoint& point) const {
const QString text = index.data(MsgTextRole).toString();
if (messageLinks(text).isEmpty()) return {};
const Layout geometry = calcLayout(option, index);
if (geometry.isVoice || geometry.isFile || geometry.isVideo || geometry.isImage || geometry.emojiOnly) return {};
const QPoint local = point - option.rect.topLeft() - geometry.textRect.topLeft();
if (!QRect(QPoint(0, 0), geometry.textRect.size()).contains(local)) return {};
QString display = text; display.replace('\n', QChar(0x2028));
QTextLayout layout(display, option.font);
const QString compactLink = index.data(MsgInviteLinkRole).toString();
layoutMessageText(layout, geometry.textRect.width(), compactLink);
for (int i = 0; i < layout.lineCount(); ++i) {
const auto line = layout.lineAt(i);
if (local.y() < line.y() || local.y() >= line.y() + line.height()) continue;
if (local.x() < line.x() || local.x() >= line.x() + line.naturalTextWidth()) return {};
const int position = line.xToCursor(local.x(), QTextLine::CursorOnCharacter);
for (const auto& range : layout.formats()) {
if (position >= range.start && position < range.start + range.length)
return compactLink.isEmpty() ? text.mid(range.start, range.length) : compactLink;
}
}
return {};
}
MessageDelegate::MessageDelegate(QObject *parent)
: QStyledItemDelegate(parent) {
GUI_DEBUG("MessageDelegate: avatar size=%dpx", kAvatar);
}
struct VoicePlayState {
uint64_t playbackId = 0;
bool loading = false;
bool playing = false;
bool paused = false;
qint64 startMs = 0;
float durationSec = 0.0f;
float pausedPosSec = 0.0f;
float displayFrac = 0.0f;
float displayElapsed = 0.0f;
};
static QMap<QString, VoicePlayState> s_voiceStates;
static QTimer* s_voiceTimer = nullptr;
static QAbstractItemView* s_voiceView = nullptr;
static void ensureVoiceTimer() {
if (!s_voiceTimer) {
s_voiceTimer = new QTimer();
s_voiceTimer->setInterval(16);
QObject::connect(s_voiceTimer, &QTimer::timeout, []() {
bool anyActive = false;
SoundManager* sm = SoundManager::instance();
for (auto it = s_voiceStates.begin(); it != s_voiceStates.end(); ++it) {
if (it->loading) { anyActive = true; continue; }
if (!it->playing && !it->paused) {
if (it->displayFrac > 0.001f || it->displayElapsed > 0.001f) anyActive = true;
continue;
}
if (it->paused) { anyActive = true; continue; }
if (!sm->isPcmPlaying(it->playbackId)) {
it->playing = false;
it->paused = false;
anyActive = true;
} else {
anyActive = true;
}
}
if (!anyActive) s_voiceTimer->stop();
if (s_voiceView) s_voiceView->viewport()->update();
});
}
}
bool MessageDelegate::editorEvent(QEvent *event, QAbstractItemModel *model,
const QStyleOptionViewItem &option,
const QModelIndex &index) {
if (event->type() != QEvent::MouseButtonPress && event->type() != QEvent::MouseButtonRelease) return false;
Layout L = calcLayout(option, index);
const auto* mouse = static_cast<QMouseEvent*>(event);
if (mouse->button() != Qt::LeftButton) return false;
const QPoint point = mouse->pos() - option.rect.topLeft();
const bool onQuote = L.quoteRect.contains(point);
int reaction = L.reactionHeart.contains(point) ? -1 : -2;
for (const auto& chip : L.reactionChips) if (chip.rect.contains(point)) { reaction = chip.id; break; }
const bool onReaction = mouse->button() == Qt::LeftButton && reaction != -2;
const bool onAvatar=mouse->button()==Qt::LeftButton && !L.narrow && L.avatarRect.contains(mouse->pos()-option.rect.topLeft());
const bool onPoll = !onQuote && index.data(MsgContentTypeRole).toString() == "poll"
&& !index.data(MsgChannelIdRole).toString().startsWith("dm:")
&& (L.bubbleRect.contains(point) || L.emojiArea.contains(point))
&& (!L.reactionHeart.isValid() || point.y() < L.reactionHeart.top());
if (event->type()==QEvent::MouseButtonPress) {
m_quotePress = onQuote ? index : QModelIndex(); m_quotePressPosition = mouse->pos();
m_reactionPress = onReaction ? index : QModelIndex(); m_pressedReaction = reaction; m_reactionPressPosition = mouse->pos();
m_avatarPress=onAvatar ? index : QModelIndex(); m_avatarPressPosition=mouse->pos();
m_pollPress = onPoll ? index : QModelIndex(); m_pollPressPosition = mouse->pos();
return onQuote || onAvatar || onReaction || onPoll;
}
const auto* view = qobject_cast<const ChatView*>(option.widget);
const bool hadQuotePress = m_quotePress.isValid();
const bool activateQuote = onQuote && m_quotePress == index
&& (mouse->pos() - m_quotePressPosition).manhattanLength() < 5 && (!view || !view->hasSelection());
m_quotePress = QPersistentModelIndex();
const bool activatePoll = onPoll && m_pollPress == index && (mouse->pos() - m_pollPressPosition).manhattanLength() < 5
&& (!view || !view->textSelection().active);
m_pollPress = QPersistentModelIndex();
const bool hadReactionPress = m_reactionPress.isValid();
const bool activateAvatar=onAvatar && m_avatarPress==index && (mouse->pos()-m_avatarPressPosition).manhattanLength()<5;
m_avatarPress=QPersistentModelIndex();
const bool activateReaction = onReaction && m_reactionPress == index && m_pressedReaction == reaction
&& (mouse->pos() - m_reactionPressPosition).manhattanLength() < 5;
m_reactionPress = QPersistentModelIndex(); m_pressedReaction = -2;
if (activateQuote) { emit replyRequested(index.data(MsgReplyToRole).toString()); return true; }
if (hadQuotePress || onQuote) return true;
if (activateReaction) { emit reactionRequested(index, reaction); return true; }
if (hadReactionPress || onReaction) return true;
if (activateAvatar) {
emit avatarRequested(index.data(MsgChannelIdRole).toString(), index.data(MsgAuthorNodeIdRole).toULongLong());
return true;
}
if (onAvatar) return true;
if (L.reactionHeart.isValid() && point.y() >= L.reactionHeart.top()) return true;
if (onPoll) {
if (!activatePoll) return true;
const QString messageId = index.data(MsgMessageKeyRole).toString();
if (messageId.size() != 64) {
GUI_WARN("poll: cannot open message with invalid key row=%d key_bytes=%d", index.row(), int(messageId.size()));
return true;
}
GUI_INFO("poll: left click ch=%s message=%s", qPrintable(index.data(MsgChannelIdRole).toString()), qPrintable(messageId));
emit pollRequested(messageId);
return true;
}
if (L.isVideo) {
int dlState = index.data(MsgFileDownloadStateRole).toInt();
if (dlState == 2) { /* скачано — открыть плеер */
QString fp = index.data(MsgVoiceFileRole).toString();
if (!fp.isEmpty() && QFile::exists(fp) && m_videoOpenCb) {
m_videoOpenCb(fp);
return true;
}
/* файл пропал (вычистка кеша/удаление) — перекачиваем ниже */
}
if (dlState == 1) return false; /* скачивается */
return m_downloadCb && m_downloadCb(index);
}
if (L.isImage) {
int dlState = index.data(MsgFileDownloadStateRole).toInt();
if (dlState == 2) { /* скачано — открыть просмотрщик */
QString fp = index.data(MsgVoiceFileRole).toString();
if (!fp.isEmpty() && QFile::exists(fp) && m_imageOpenCb) {
m_imageOpenCb(fp);
return true;
}
/* файл пропал (вычистка кеша/удаление) — перекачиваем ниже */
}
if (dlState == 1) return false; /* скачивается */
return m_downloadCb && m_downloadCb(index);
}
if (L.isFile) {
int dlState = index.data(MsgFileDownloadStateRole).toInt();
qint64 msgId = index.data(MsgIdRole).toLongLong();
QString chId = index.data(MsgChannelIdRole).toString();
if (chId.startsWith(QStringLiteral("dm:"))) return false; /* PM сохраняется через контекстное меню. */
if (dlState == 2) { /* downloaded: open file */
QString fp = index.data(MsgVoiceFileRole).toString();
if (!fp.isEmpty() && QFile::exists(fp)) {
QDesktopServices::openUrl(QUrl::fromLocalFile(fp));
return true;
}
/* файл пропал (вычистка кеша/удаление) — перекачиваем ниже */
}
if (dlState == 1) return false; /* downloading — no action */
return m_downloadCb && m_downloadCb(index);
}
if (!L.isVoice) return false;
QMouseEvent* me = static_cast<QMouseEvent*>(event);
QPoint localPos = me->pos() - option.rect.topLeft();
bool onPlayBtn = L.voicePlayBtnRect.contains(localPos);
bool onWaveform = L.voiceWaveformRect.contains(localPos);
if (!onPlayBtn && !onWaveform) return false;
QString filePath = index.data(MsgVoiceFileRole).toString();
int dlState = index.data(MsgFileDownloadStateRole).toInt();
qint64 msgId = index.data(MsgIdRole).toLongLong();
QString chId = index.data(MsgChannelIdRole).toString();
GUI_DEBUG("editorEvent voice: playBtn=%d wave=%d file='%s' exists=%d dlState=%d msgId=%lld",
(int)onPlayBtn, (int)onWaveform, qPrintable(filePath), QFile::exists(filePath),
dlState, (long long)msgId);
/* not downloaded (or file evicted): start download (play will start on completion) */
bool fileMissing = filePath.isEmpty() || !QFile::exists(filePath);
if (fileMissing && dlState != 1) {
if (!m_downloadCb || !m_downloadCb(index)) return false;
model->setData(index, true, MsgVoiceDownloadPendingRole);
return true;
}
if (fileMissing) return false;
GUI_DEBUG("editorEvent voice click: filePath=%s exists=%d wave=%d",
qPrintable(filePath), QFile::exists(filePath), (int)onWaveform);
if (filePath.isEmpty()) return false;
ensureVoiceTimer();
VoicePlayState& st = s_voiceStates[filePath];
if (st.loading) return true;
QString durStr = index.data(MsgVoiceDurationRole).toString();
durStr.remove('s');
float dur = durStr.toFloat();
if (dur <= 0) dur = 1.0f;
if (onWaveform) {
float clickFrac = (float)(localPos.x() - L.voiceWaveformRect.x()) / L.voiceWaveformRect.width();
if (clickFrac < 0) clickFrac = 0; if (clickFrac > 1) clickFrac = 1;
float targetSec = clickFrac * dur;
qint64 now = QDateTime::currentMSecsSinceEpoch();
if (!st.playing && !st.paused) {
/* Start playback then seek */
st.loading = true;
QPersistentModelIndex persistent(index);
VoicePlayer::playOpusFile(filePath, this, [filePath, clickFrac, persistent](float actualDur, uint64_t playbackId) {
s_voiceStates[filePath].loading = false;
if (actualDur <= 0) return;
MessageDelegate::startAutoPlay(filePath, actualDur, playbackId);
float position = clickFrac * actualDur;
auto& state = s_voiceStates[filePath];
state.startMs -= (qint64)(position * 1000); state.pausedPosSec = position;
state.displayFrac = clickFrac; state.displayElapsed = position;
int rate = SoundManager::instance()->pcmSampleRate(playbackId);
if (rate > 0) SoundManager::instance()->seekPcm(playbackId, (unsigned long long)(position * rate));
if (persistent.isValid()) const_cast<QAbstractItemModel*>(persistent.model())->setData(persistent, 1, MsgVoicePlayStateRole);
});
s_voiceTimer->start();
} else {
/* Currently playing or paused — seek */
st.startMs = now - (qint64)(targetSec * 1000.0);
if (st.paused)
st.pausedPosSec = targetSec;
else if (!st.playing)
{ st.playing = true; s_voiceTimer->start(); }
st.displayFrac = (targetSec > 0 && dur > 0) ? (targetSec / dur) : 0;
st.displayElapsed = targetSec;
int sr = SoundManager::instance()->pcmSampleRate(st.playbackId);
if (sr > 0)
SoundManager::instance()->seekPcm(st.playbackId, (unsigned long long)(targetSec * sr));
}
return true;
}
/* --- Play button click (original logic) --- */
bool isOtherPlaying = false;
for (auto it = s_voiceStates.begin(); it != s_voiceStates.end(); ++it) {
if (it.key() != filePath && (it->playing || it->paused))
isOtherPlaying = true;
}
if (st.playing) {
/* Playing → Pause */
qint64 now = QDateTime::currentMSecsSinceEpoch();
st.pausedPosSec = (now - st.startMs) / 1000.0f;
st.playing = false;
st.paused = true;
SoundManager::instance()->pausePcm(st.playbackId);
model->setData(index, 2, MsgVoicePlayStateRole);
return true;
}
if (st.paused) {
/* Paused → Resume */
st.paused = false;
st.playing = true;
qint64 now = QDateTime::currentMSecsSinceEpoch();
st.startMs = now - (qint64)(st.pausedPosSec * 1000.0);
st.displayFrac = (dur > 0) ? (st.pausedPosSec / dur) : 0;
st.displayElapsed = st.pausedPosSec;
SoundManager::instance()->resumePcm(st.playbackId);
s_voiceTimer->start();
model->setData(index, 1, MsgVoicePlayStateRole);
return true;
}
/* Stopped or different file → stop old, play new */
if (isOtherPlaying) {
for (auto it = s_voiceStates.begin(); it != s_voiceStates.end(); ++it) {
it->playing = false; it->paused = false;
}
VoicePlayer::stop();
}
st.loading = true;
QPersistentModelIndex persistent(index);
VoicePlayer::playOpusFile(filePath, this, [filePath, persistent](float actualDur, uint64_t playbackId) {
s_voiceStates[filePath].loading = false;
if (actualDur <= 0) return;
MessageDelegate::startAutoPlay(filePath, actualDur, playbackId);
if (persistent.isValid()) const_cast<QAbstractItemModel*>(persistent.model())->setData(persistent, 1, MsgVoicePlayStateRole);
});
s_voiceTimer->start();
return true;
}
QSize MessageDelegate::sizeHint(const QStyleOptionViewItem &option,
const QModelIndex &index) const {
Layout L = calcLayout(option, index);
return QSize(L.viewWidth, L.totalHeight);
}
static int measureTextHeight(const QFont &font, const QString &text, int width, const QString& compactLink = {}) {
if (text.isEmpty() || width <= 0) return 0;
if (!messageLinks(text).isEmpty()) {
QString display = text; display.replace('\n', QChar(0x2028));
QTextLayout layout(display, font);
return (int)std::ceil(layoutMessageText(layout, width, compactLink));
}
QRect r = QFontMetrics(font).boundingRect(QRect(0, 0, width, 100000),
Qt::AlignLeft | Qt::TextWordWrap, text);
return r.height();
}
static QString formatFileSize(qint64 bytes) {
if (bytes < 1024) return QCoreApplication::translate("ChatGui", "%1B").arg(bytes);
double kb = bytes / 1024.0;
if (kb < 1024.0) return QCoreApplication::translate("ChatGui", "%1KB").arg(kb, 0, 'f', kb < 10.0 ? 1 : 0);
double mb = kb / 1024.0;
if (mb < 1024.0) return QCoreApplication::translate("ChatGui", "%1MB").arg(mb, 0, 'f', mb < 10.0 ? 1 : 0);
double gb = mb / 1024.0;
return QCoreApplication::translate("ChatGui", "%1GB").arg(gb, 0, 'f', 1);
}
static QString formatBitrate(qint64 bytes, qint64 durMs) {
if (bytes <= 0 || durMs <= 0) return QString();
qint64 kbps = bytes * 8 / durMs;
if (kbps >= 1000) return QCoreApplication::translate("ChatGui", "%1Mbps").arg(kbps / 1000.0, 0, 'f', 1);
return QCoreApplication::translate("ChatGui", "%1kbps").arg(kbps);
}
static int calcMaxLineWidth(const QFont &font, const QString &text, int availW) {
int maxW = 0;
int pos = 0;
while (pos <= text.length()) {
int end = text.indexOf('\n', pos);
if (end < 0) end = text.length();
QString para = text.mid(pos, end - pos);
if (!para.isEmpty()) {
QTextLayout layout(para, font);
layout.beginLayout();
while (true) {
QTextLine line = layout.createLine();
if (!line.isValid()) break;
line.setLineWidth(availW);
line.setPosition(QPointF(0, 0));
maxW = qMax(maxW, (int)line.naturalTextWidth());
}
layout.endLayout();
}
pos = end + 1;
}
return maxW;
}
MessageDelegate::Layout MessageDelegate::calcLayout(
const QStyleOptionViewItem& option, const QModelIndex& index) const {
Layout layout = calcBodyLayout(option, index);
// Медиа и крупные emoji получают ту же цитату над своим содержимым.
if (index.data(MsgHasQuoteRole).toBool() && !layout.quoteRect.isValid()) {
const int line = QFontMetrics(option.font).height(), height = 2 * line + 2 * kQuotePadV + 2;
const QRect body = layout.emojiOnly ? layout.emojiArea : layout.bubbleRect;
const int width = qMin(qMax(200, body.width()), qMax(40, layout.viewWidth - 2 * kMarginH));
const int x = layout.isOutgoing ? body.right() - width + 1 : body.left();
layout.quoteRect = QRect(qMax(kMarginH, x), 0, width, height);
layout.quoteBarRect = QRect(layout.quoteRect.left(), 0, kQuoteBarW, height);
layout.quoteAuthorRect = QRect(layout.quoteRect.left() + kQuotePadH + kQuoteBarW, kQuotePadV,
width - 2 * kQuotePadH - kQuoteBarW, line);
layout.quoteTextRect = layout.quoteAuthorRect.translated(0, line + 2);
for (QRect* rect : {&layout.bubbleRect, &layout.avatarRect, &layout.authorRect, &layout.textRect, &layout.statusRect,
&layout.deliveryRect, &layout.emojiArea, &layout.voicePlayBtnRect, &layout.voiceWaveformRect,
&layout.voiceDurationRect, &layout.voiceTimeRect, &layout.mediaBarRect, &layout.progressBarRect,
&layout.videoThumbRect, &layout.videoPlayBtnRect, &layout.videoDurBadgeRect, &layout.imageThumbRect,
&layout.imageBadgeRect}) if (rect->isValid()) rect->translate(0, height + kQuoteGap);
layout.totalHeight += height + kQuoteGap;
}
const QString channel = index.data(MsgChannelIdRole).toString();
if (layout.emojiOnly || channel.isEmpty() || channel.startsWith("dm:")
|| index.data(MsgMessageKeyRole).toString().size() != 64 || layout.bubbleRect.isEmpty()) return layout;
QFont font = option.font; font.setPointSize(qMax(1, font.pointSize() - 1));
QFont timeFont = option.font; timeFont.setPointSize(qMax(1, timeFont.pointSize() - 2));
const int height = qMax(24, QFontMetrics(font).height() + 6), left = layout.bubbleRect.left() + kPadH;
layout.reactionTimeText = index.data(MsgEditedRole).toBool() ? QCoreApplication::translate("ChatGui", "edited ") : QString();
layout.reactionTimeText += index.data(MsgTimeRole).toString();
const int innerWidth = layout.bubbleRect.width() - 2 * kPadH;
const int timeWidth = qMin(QFontMetrics(timeFont).horizontalAdvance(layout.reactionTimeText) + 2, qMax(0, innerWidth - height - 6));
const int reactionsRight = layout.bubbleRect.right() - kPadH - timeWidth - 6;
int top;
if (layout.isVoice) top = layout.voiceDurationRect.bottom() + 4;
else if (layout.isVideo) top = layout.statusRect.bottom() + 4;
else if (layout.isImage) top = layout.bubbleRect.bottom() + 3;
else if (layout.isFile) top = qMax(layout.statusRect.bottom() + 4, layout.bubbleRect.bottom() - kPadBot);
else top = layout.statusRect.top();
if (layout.deliveryRect.isValid()) top = qMax(top, layout.deliveryRect.bottom() + 4);
int y = top, x = left + height + 4;
layout.reactionHeart = QRect(left, top, height, height);
for (const auto& value : index.data(MsgReactionsRole).toList()) {
const auto reaction = value.toMap(); font.setBold(reaction.value("mine").toBool());
const int width = qMin(reactionsRight - left + 1, 30 + QFontMetrics(font).horizontalAdvance(reaction.value("count").toString()));
if (x + width - 1 > reactionsRight) { x = left; y += height + 4; }
layout.reactionChips.append({QRect(x, y, width, height), reaction.value("id").toInt(),
reaction.value("emoji").toString(), reaction.value("count").toInt(), reaction.value("mine").toBool()});
x += width + 4;
}
layout.reactionTime = QRect(layout.bubbleRect.right() - kPadH - timeWidth + 1, y, timeWidth, height);
layout.bubbleRect.setBottom(y + height + kPadBot - 1);
layout.totalHeight = qMax(layout.bubbleRect.bottom() + 1, kAvatar) + kItemGap;
if (layout.avatarRect.isValid()) layout.avatarRect.moveTop(qMax(0, layout.bubbleRect.bottom() + 1 - kAvatar));
return layout;
}
MessageDelegate::Layout MessageDelegate::calcBodyLayout(
const QStyleOptionViewItem &option, const QModelIndex &index) const
{
Layout L{};
L.viewWidth = 300;
if (option.widget) {
auto *v = qobject_cast<const QAbstractItemView *>(option.widget);
if (v) L.viewWidth = v->viewport()->width();
}
if (L.viewWidth <= 0) L.viewWidth = 300;
L.narrow = L.viewWidth - 2 * kMarginH - kAvatar - kGap < 400;
bool hasQuote = index.data(MsgHasQuoteRole).toBool();
QString text = index.data(MsgTextRole).toString();
L.isOutgoing = index.data(MsgIsOutgoingRole).toBool();
/* Voice message detection */
QString contentType = index.data(MsgContentTypeRole).toString();
L.isVoice = (contentType == "audio/opus");
if (L.isVoice) {
L.voiceDuration = index.data(MsgVoiceDurationRole).toString();
int pbs = 16; // play button size
int wh = 25; // waveform height
int th = 14; // text line height
L.bubbleWidth = 220;
int barW = 3, barPad = 4;
int bubbleH = kPadTop + wh + 4 + th + kPadBot;
L.totalHeight = qMax(bubbleH, kAvatar) + kItemGap;
int contentEdge = L.isOutgoing
? L.viewWidth - (L.narrow ? kMarginH : (kMarginH + kAvatar + kGap))
: (L.narrow ? kMarginH : (kMarginH + kAvatar + kGap));
int bx = L.isOutgoing ? (contentEdge - L.bubbleWidth - barW - barPad) : contentEdge;
L.bubbleRect = QRect(bx, 0, L.bubbleWidth, bubbleH);
L.mediaBarRect = QRect(L.isOutgoing ? bx + L.bubbleWidth + 1 : bx - barW - 1, 0, barW, bubbleH);
int dlState = index.data(MsgFileDownloadStateRole).toInt();
int bd = index.data(MsgMediaBlocksDoneRole).toInt();
int nb = index.data(MsgMediaNumBlocksRole).toInt();
L.mediaBarColor = (dlState == 2) ? 2 : (dlState == 1 || (bd > 0 && nb > 0)) ? 1 : 0;
if (dlState == 1 && nb > 0) L.progressFrac = (float)bd / nb;
if (dlState == 1) { L.progressBarRect = QRect(bx, bubbleH - 3, L.bubbleWidth, 3); }
L.voicePlayBtnRect = QRect(bx + kPadH, kPadTop + 4, pbs, pbs);
int wx = bx + kPadH + pbs + 4;
int ww = L.bubbleWidth - 2*kPadH - pbs - 4;
L.voiceWaveformRect = QRect(wx, kPadTop + 1, ww, wh);
L.voiceDurationRect = QRect(wx, kPadTop + wh + 4, ww - 40, th);
L.voiceTimeRect = QRect(wx + ww - 40, kPadTop + wh + 4, 40, th);
if (!index.data(MsgDeliveryStateRole).toString().isEmpty()) {
L.deliveryRect = QRect(bx, bubbleH + 2, L.bubbleWidth, th);
L.totalHeight += th + 2;
}
if (!L.narrow) {
int avatarY = qMax(0, L.bubbleRect.bottom() + 1 - kAvatar);
if (!L.isOutgoing)
L.avatarRect = QRect(kMarginH, avatarY, kAvatar, kAvatar);
else
L.avatarRect = QRect(L.viewWidth - kMarginH - kAvatar, avatarY, kAvatar, kAvatar);
}
return L;
}
/* Video message detection */
L.isVideo = (contentType == "video/mp4");
if (L.isVideo) {
int barW = 3, barPad = 4;
int thW = 200, thH = 112; /* 16:9 превью */
int infoH = 16; /* строка под пузырём: res·size·bitrate + время */
L.bubbleWidth = thW;
L.totalHeight = qMax(thH, kAvatar) + infoH + kItemGap;
int contentEdge = L.isOutgoing
? L.viewWidth - (L.narrow ? kMarginH : (kMarginH + kAvatar + kGap))
: (L.narrow ? kMarginH : (kMarginH + kAvatar + kGap));
int bx = L.isOutgoing ? (contentEdge - thW - barW - barPad) : contentEdge;
L.bubbleRect = QRect(bx, 0, thW, thH);
L.videoThumbRect = L.bubbleRect;
L.mediaBarRect = QRect(L.isOutgoing ? bx + thW + 1 : bx - barW - 1, 0, barW, thH);
L.statusRect = QRect(bx, thH + 2, thW, infoH - 2);
if (!index.data(MsgDeliveryStateRole).toString().isEmpty()) {
L.deliveryRect = QRect(bx, thH + infoH + 2, thW, infoH - 2);
L.totalHeight += infoH;
}
int dlState = index.data(MsgFileDownloadStateRole).toInt();
int bd = index.data(MsgMediaBlocksDoneRole).toInt();
int nb = index.data(MsgMediaNumBlocksRole).toInt();
L.mediaBarColor = (dlState == 2) ? 2 : (dlState == 1 || (bd > 0 && nb > 0)) ? 1 : 0;
if (dlState == 1 && nb > 0) L.progressFrac = (float)bd / nb;
if (dlState == 1) { L.progressBarRect = QRect(bx, thH - 3, thW, 3); }
L.videoPlayBtnRect = QRect(bx + thW / 2 - 24, thH / 2 - 24, 48, 48);
L.videoDurBadgeRect = QRect(bx + thW - 66, thH - 26, 58, 18);
if (!L.narrow) {
int avatarY = qMax(0, L.bubbleRect.bottom() + 1 - kAvatar);
if (!L.isOutgoing)
L.avatarRect = QRect(kMarginH, avatarY, kAvatar, kAvatar);
else
L.avatarRect = QRect(L.viewWidth - kMarginH - kAvatar, avatarY, kAvatar, kAvatar);
}
return L;
}
/* Image message detection */
L.isImage = contentType.startsWith("image/");
if (L.isImage) {
int barW = 3, barPad = 4;
int thW = 220, thH = 160;
L.bubbleWidth = thW;
L.totalHeight = qMax(thH, kAvatar) + kItemGap;
int contentEdge = L.isOutgoing
? L.viewWidth - (L.narrow ? kMarginH : (kMarginH + kAvatar + kGap))
: (L.narrow ? kMarginH : (kMarginH + kAvatar + kGap));
int bx = L.isOutgoing ? (contentEdge - thW - barW - barPad) : contentEdge;
L.bubbleRect = QRect(bx, 0, thW, thH);
L.imageThumbRect = L.bubbleRect;
L.mediaBarRect = QRect(L.isOutgoing ? bx + thW + 1 : bx - barW - 1, 0, barW, thH);
int dlState = index.data(MsgFileDownloadStateRole).toInt();
int bd = index.data(MsgMediaBlocksDoneRole).toInt();
int nb = index.data(MsgMediaNumBlocksRole).toInt();
L.mediaBarColor = (dlState == 2) ? 2 : (dlState == 1 || (bd > 0 && nb > 0)) ? 1 : 0;
if (dlState == 1 && nb > 0) L.progressFrac = (float)bd / nb;
if (dlState == 1) { L.progressBarRect = QRect(bx, thH - 3, thW, 3); }
L.imageBadgeRect = QRect(bx + thW - 150, thH - 26, 142, 18);
if (!L.narrow) {
int avatarY = qMax(0, L.bubbleRect.bottom() + 1 - kAvatar);
if (!L.isOutgoing)
L.avatarRect = QRect(kMarginH, avatarY, kAvatar, kAvatar);
else
L.avatarRect = QRect(L.viewWidth - kMarginH - kAvatar, avatarY, kAvatar, kAvatar);
}
return L;
}
/* File attachment detection */
L.isFile = (contentType == "application/octet-stream");
if (L.isFile) {
QFontMetrics fm(option.font);
int th = fm.height();
int ih = 24; /* icon height */
L.bubbleWidth = 230;
int barW = 3, barPad = 4;
int bubbleH = kPadTop + ih + 2 + th + kPadBot;
L.totalHeight = qMax(bubbleH, kAvatar) + kItemGap;
int contentEdge = L.isOutgoing
? L.viewWidth - (L.narrow ? kMarginH : (kMarginH + kAvatar + kGap))
: (L.narrow ? kMarginH : (kMarginH + kAvatar + kGap));
int bx = L.isOutgoing ? (contentEdge - L.bubbleWidth - barW - barPad) : contentEdge;
L.bubbleRect = QRect(bx, 0, L.bubbleWidth, bubbleH);
L.mediaBarRect = QRect(L.isOutgoing ? bx + L.bubbleWidth + 1 : bx - barW - 1, 0, barW, bubbleH);
int dlState = index.data(MsgFileDownloadStateRole).toInt();
int bd = index.data(MsgMediaBlocksDoneRole).toInt();
int nb = index.data(MsgMediaNumBlocksRole).toInt();
L.mediaBarColor = (dlState == 2) ? 2 : (dlState == 1 || (bd > 0 && nb > 0)) ? 1 : 0;
if (dlState == 1 && nb > 0) L.progressFrac = (float)bd / nb;
if (dlState == 1) { L.progressBarRect = QRect(bx, bubbleH - 3, L.bubbleWidth, 3); }
L.textRect = QRect(bx + kPadH + ih + 8, kPadTop, L.bubbleWidth - 2*kPadH - ih - 8, th);
L.statusRect = QRect(bx + kPadH + ih + 8 - 48, kPadTop + th + 2, L.bubbleWidth - 2*kPadH - ih - 8 + 48 - 40, th);
if (!L.narrow) {
int avatarY = qMax(0, L.bubbleRect.bottom() + 1 - kAvatar);
if (!L.isOutgoing)
L.avatarRect = QRect(kMarginH, avatarY, kAvatar, kAvatar);
else
L.avatarRect = QRect(L.viewWidth - kMarginH - kAvatar, avatarY, kAvatar, kAvatar);
}
return L;
}
L.emojiCount = detectEmojiOnly(text);
L.emojiOnly = (L.emojiCount >= 1);
if (L.emojiOnly) {
QFontMetrics fm(option.font);
int lineH = fm.lineSpacing();
int availW = L.viewWidth - kMarginH - kAvatar - kGap - kMarginH;
bool narrow = (availW < 400);
int contentEdge = !L.isOutgoing
? (narrow ? kMarginH : (kMarginH + kAvatar + kGap))
: L.viewWidth - (narrow ? kMarginH : (kMarginH + kAvatar + kGap));
int eSize = (L.emojiCount == 1) ? lineH * 4 : lineH * 2;
int emojiGap = lineH / 2;
int totalW = L.emojiCount * eSize + (L.emojiCount - 1) * emojiGap;
int x = !L.isOutgoing
? (contentEdge + kPadH)
: (contentEdge - kPadH - totalW);
L.emojiArea = QRect(x, kGap * 2, totalW, eSize);
L.totalHeight = eSize + kGap * 2 + kItemGap;
L.bubbleRect = QRect();
return L;
}
QString qText = hasQuote ? index.data(MsgQuoteTextRole).toString() : QString();
int availW = L.viewWidth - kMarginH - kAvatar - kGap - kMarginH;
L.narrow = (availW < 400);
if (L.narrow) availW = L.viewWidth - 2 * kMarginH;
int textLimitW = availW - 2 * kPadH;
int limitW = text.contains(' ') ? qMin(textLimitW, 700)
: qMin(textLimitW, 1200);
QFontMetrics fm(option.font);
int contentW = calcMaxLineWidth(option.font, text, limitW);
if (!L.isOutgoing) {
QString author = index.data(MsgAuthorRole).toString();
QFont boldFm = option.font;
boldFm.setBold(true);
int authorW = QFontMetrics(boldFm).horizontalAdvance(author);
contentW = qMax(contentW, authorW);
}
if (hasQuote) {
QString qAuthor = index.data(MsgQuoteAuthorRole).toString();
QFont boldFm = option.font;
boldFm.setBold(true);
int qAuthorW = QFontMetrics(boldFm).horizontalAdvance(qAuthor);
contentW = qMax(contentW, qAuthorW + kQuoteBarW + kQuotePadH + 4);
int qTextW = qMin(contentW + 8, limitW);
int qWidth = calcMaxLineWidth(option.font, qText, qTextW);
contentW = qMax(contentW, qWidth + kQuoteBarW + kQuotePadH + 4);
}
int textW = qMax(200 - 2 * kPadH, contentW);
textW = qMin(textW, textLimitW);
int bubbleW = textW + 2 * kPadH;
L.bubbleWidth = bubbleW;
int qH = 0;
if (hasQuote) {
int qTextH = fm.height();
int qOneLineH = fm.height();
qH = kQuotePadV + qOneLineH + (qText.isEmpty() ? 0 : 2 + qTextH) + kQuotePadV;
}
int textH = measureTextHeight(option.font, text, textW, index.data(MsgInviteLinkRole).toString());
int authorH = fm.height();
int bubbleH = L.isOutgoing
? kPadTop + (hasQuote ? qH + kQuoteGap : 0) + textH + kStatusH + kPadBot
: kPadTop + authorH + 2 + (hasQuote ? qH + kQuoteGap : 0) + textH + kStatusH + kPadBot;
L.totalHeight = qMax(bubbleH, kAvatar) + kItemGap;
int contentEdge = L.isOutgoing
? L.viewWidth - (L.narrow ? kMarginH : (kMarginH + kAvatar + kGap))
: (L.narrow ? kMarginH : (kMarginH + kAvatar + kGap));
if (!L.isOutgoing)
L.bubbleRect = QRect(contentEdge, 0, bubbleW, bubbleH);
else
L.bubbleRect = QRect(contentEdge - bubbleW, 0, bubbleW, bubbleH);
int contentTop = kPadTop;
if (!L.isOutgoing) {
L.authorRect = QRect(contentEdge + kPadH, contentTop, textW, authorH);
contentTop += authorH + 2;
}
if (hasQuote) {
int qX = !L.isOutgoing
? (contentEdge + kPadH)
: (contentEdge - kPadH - (bubbleW - 2 * kPadH));
L.quoteRect = QRect(qX, contentTop, bubbleW - 2 * kPadH, qH);
if (!L.isOutgoing)
L.quoteBarRect = QRect(L.quoteRect.left(), L.quoteRect.top(), kQuoteBarW, qH);
else
L.quoteBarRect = QRect(L.quoteRect.right() - kQuoteBarW, L.quoteRect.top(), kQuoteBarW, qH);
int tx = !L.isOutgoing
? (L.quoteBarRect.right() + kQuotePadH)
: (L.quoteRect.left() + kQuotePadH);
L.quoteAuthorRect = QRect(tx, L.quoteRect.top() + kQuotePadV,
L.quoteRect.width() - kQuoteBarW - kQuotePadH,
QFontMetrics(option.font).height());
L.quoteTextRect = QRect(tx,
L.quoteAuthorRect.bottom() + 2,
L.quoteAuthorRect.width(),
qH - kQuotePadV - QFontMetrics(option.font).height() - 2 - kQuotePadV);
contentTop += qH + kQuoteGap;
}
int txRect = !L.isOutgoing
? (contentEdge + kPadH)
: (contentEdge - kPadH - textW);
L.textRect = QRect(txRect, contentTop, textW, textH);
L.statusRect = QRect(txRect, contentTop + textH + 2, textW, kStatusH);
if (!L.narrow) {
int avatarY = qMax(0, L.bubbleRect.bottom() + 1 - kAvatar);
if (!L.isOutgoing)
L.avatarRect = QRect(kMarginH, avatarY, kAvatar, kAvatar);
else
L.avatarRect = QRect(L.viewWidth - kMarginH - kAvatar, avatarY, kAvatar, kAvatar);
}
return L;
}
static int paraLayoutHeight(const QFont &font, const QString &text,
int textWidth, int globalChar, qreal globalY,
int yTop, int yBot, int xTop, int xBot,
bool &foundStart, bool &foundEnd,
int &startChar, int &endChar) {
if (text.isEmpty()) return QFontMetrics(font).lineSpacing();
QTextLayout layout(text, font);
layout.beginLayout();
qreal localY = 0;
while (true) {
QTextLine line = layout.createLine();
if (!line.isValid()) break;
line.setLineWidth(textWidth);
line.setPosition(QPointF(0, globalY + localY));
localY += line.height();
if (!foundStart && globalY + localY > yTop) {
startChar = globalChar + line.xToCursor(xTop);
foundStart = true;
}
if (!foundEnd && globalY >= yBot) break;
if (!foundEnd && globalY + localY >= yBot) {
endChar = globalChar + line.xToCursor(xBot);
foundEnd = true;
}
}
layout.endLayout();
return (int)ceil(localY);
}
static void calcTextSelection(const QFont &font, const QString &text,
int textWidth, const QPoint &p1, const QPoint &p2,
int &startChar, int &endChar) {
startChar = 0;
endChar = 0;
if (text.isEmpty() || textWidth <= 0) return;
int yTop = qMin(p1.y(), p2.y());
int yBot = qMax(p1.y(), p2.y());
int xTop = (p1.y() < p2.y()) ? p1.x() : p2.x();
int xBot = (p1.y() < p2.y()) ? p2.x() : p1.x();
int globalChar = 0;
qreal globalY = 0;
bool foundStart = false, foundEnd = false;
int paraStart = 0;
while (paraStart <= text.length()) {
int paraEnd = text.indexOf('\n', paraStart);
if (paraEnd < 0) paraEnd = text.length();
QString para = text.mid(paraStart, paraEnd - paraStart);
int paraH = paraLayoutHeight(font, para, textWidth,
globalChar, globalY,
yTop, yBot, xTop, xBot,
foundStart, foundEnd,
startChar, endChar);
globalChar += para.length();
globalY += paraH;
if (paraEnd < text.length())
globalChar++;
paraStart = paraEnd + 1;
if (foundStart && foundEnd) break;
}
if (!foundStart) startChar = 0;
if (!foundEnd) endChar = text.length();
if (startChar == endChar && endChar < text.length()) endChar = startChar + 1;
if (startChar > endChar) qSwap(startChar, endChar);
}
static void drawTextSelectionHighlight(QPainter *p, const QFont &font,
const QString &text, int textWidth,
const QRect &textRect,
const QColor &selColor,
int startChar, int endChar) {
if (startChar >= endChar) return;
int globalChar = 0;
qreal globalY = 0;
int paraStart = 0;
while (paraStart <= text.length()) {
int paraEnd = text.indexOf('\n', paraStart);
if (paraEnd < 0) paraEnd = text.length();
QString para = text.mid(paraStart, paraEnd - paraStart);
if (para.isEmpty()) {
globalY += QFontMetrics(font).lineSpacing();
} else {
QTextLayout layout(para, font);
layout.beginLayout();
qreal localY = 0;
while (true) {
QTextLine line = layout.createLine();
if (!line.isValid()) break;
line.setLineWidth(textWidth);
line.setPosition(QPointF(0, globalY + localY));
int ls = globalChar + line.textStart();
int le = ls + line.textLength();
localY += line.height();
if (ls >= endChar || le <= startChar) continue;
int cs = qMax(startChar, ls);
int ce = qMin(endChar, le);
qreal x1 = line.cursorToX(cs - globalChar);
qreal x2 = line.cursorToX(ce - globalChar);
QRectF hr(textRect.left() + x1,
textRect.top() + globalY + line.y(),
x2 - x1, line.height());
p->fillRect(hr, selColor);
}
layout.endLayout();
globalY += localY;
}
globalChar += para.length();
if (paraEnd < text.length())
globalChar++;
paraStart = paraEnd + 1;
}
}
static void drawAnimatedEmojiOverlay(QPainter *p, const QFont &font,
const QString &text, int textWidth,
const QRect &textRect) {
if (g_animatedEmojiMap.isEmpty()) return;
int globalChar = 0;
qreal globalY = 0;
int paraStart = 0;
while (paraStart <= text.length()) {
int paraEnd = text.indexOf('\n', paraStart);
if (paraEnd < 0) paraEnd = text.length();
QString para = text.mid(paraStart, paraEnd - paraStart);
if (!para.isEmpty()) {
QTextLayout layout(para, font);
if (!messageLinks(text).isEmpty()) {
QTextOption wrap; wrap.setWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere); layout.setTextOption(wrap);
}
layout.beginLayout();
qreal localY = 0;
while (true) {
QTextLine line = layout.createLine();
if (!line.isValid()) break;
line.setLineWidth((qreal)textWidth);
line.setPosition(QPointF(0, globalY + localY));
localY += line.height();
int ls = globalChar + line.textStart();
int le = ls + line.textLength();
for (auto it = g_animatedEmojiMap.begin(); it != g_animatedEmojiMap.end(); ++it) {
const QString &unicode = it.key();
int pos = text.indexOf(unicode, ls);
while (pos >= 0 && pos + unicode.length() <= le) {
int linePos = pos - globalChar;
int cp1 = linePos, cp2 = linePos + unicode.length();
qreal x1 = line.cursorToX(&cp1);
qreal x2 = line.cursorToX(&cp2);
LottieIcon *icon = AnimTimer::instance()->icon(it.value());
if (icon && icon->isValid()) {
int eW = qMax(1, (int)((x2 - x1) * 1.3));
int eH = qMax(1, (int)(line.height() * 1.3));
QImage frame = icon->renderFrame(icon->currentFrame(), QSize(eW, eH));
qreal cx = x1 + (x2 - x1 - eW) * 0.5;
qreal cy = (line.height() - eH) * 0.5;
p->drawImage(QPointF(textRect.left() + cx, textRect.top() + line.y() + cy), frame);
}
pos = text.indexOf(unicode, pos + unicode.length());
}
}
}
layout.endLayout();
globalY += localY;
} else {
globalY += QFontMetrics(font).lineSpacing();
}
globalChar += para.length();
if (paraEnd < text.length()) globalChar++;
paraStart = paraEnd + 1;
}
}
void MessageDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option,
const QModelIndex &index) const {
const Layout layout = calcLayout(option, index);
paintBody(painter, option, index, layout);
painter->save(); painter->translate(option.rect.topLeft());
painter->setClipRect(QRect(QPoint(0, 0), option.rect.size()));
if (layout.quoteRect.isValid()) drawQuote(painter, layout, index, option);
if (layout.reactionHeart.isValid()) drawReactions(painter, layout, option);
if (index.data(MsgHighlightRole).toBool()) {
QColor color = option.palette.highlight().color(); color.setAlpha(55);
painter->fillRect(QRect(QPoint(0, 0), option.rect.size()), color);
}
painter->restore();
}
void MessageDelegate::paintBody(QPainter* painter, const QStyleOptionViewItem& option,
const QModelIndex& index, const Layout& L) const {
painter->save();
painter->translate(option.rect.topLeft());
painter->setClipRect(QRect(QPoint(0, 0), option.rect.size()));
if (L.deliveryRect.isValid()) {
QFont font = option.font;
font.setPointSize(qMax(1, font.pointSize() - 2));
painter->setFont(font);
painter->setPen(option.palette.text().color().lighter(150));
const auto text = QFontMetrics(font).elidedText(index.data(MsgDeliveryStateRole).toString(), Qt::ElideRight, L.deliveryRect.width());
painter->drawText(L.deliveryRect, Qt::AlignRight | Qt::AlignVCenter, text);
}
if (L.emojiOnly) {
QString msgText = index.data(MsgTextRole).toString();
QString trimmed = msgText.trimmed();
QFontMetrics fm(option.font);
int lineH = fm.lineSpacing();
int eSize = (L.emojiCount == 1) ? lineH * 4 : lineH * 2;
int x = L.emojiArea.left();
int y = L.emojiArea.top();
int pos = 0;
while (pos < trimmed.length()) {
if (trimmed.at(pos).isSpace()) { ++pos; continue; }
QString emojiStr;
bool found = false;
for (const auto &cat : builtinEmojiSet()) {
for (const auto &e : cat.items) {
if (e.unicode.length() > trimmed.length() - pos) continue;
if (QStringView(trimmed).mid(pos, e.unicode.length()) == e.unicode) {
emojiStr = e.unicode;
pos += e.unicode.length();
found = true;
break;
}
}
if (found) break;
}
if (emojiStr.isEmpty()) { ++pos; continue; }
bool animated = g_animatedEmojiMap.contains(emojiStr);
if (animated) {
LottieIcon *icon = AnimTimer::instance()->icon(g_animatedEmojiMap[emojiStr]);
if (icon && icon->isValid()) {
QImage frame = icon->renderFrame(icon->currentFrame(), QSize(eSize, eSize));
painter->drawImage(x, y, frame);
} else {
QFont big = option.font;
big.setPointSize((int)(big.pointSize() * (L.emojiCount == 1 ? 4.0 : 2.0)));
painter->setFont(big);
painter->setPen(option.palette.text().color());
painter->drawText(QRect(x, y, eSize, eSize), Qt::AlignCenter, emojiStr);
}
} else {
QFont big = option.font;
big.setPointSize((int)(big.pointSize() * (L.emojiCount == 1 ? 4.0 : 2.0)));
painter->setFont(big);
painter->setPen(option.palette.text().color());
painter->drawText(QRect(x, y, eSize, eSize), Qt::AlignCenter, emojiStr);
}
x += eSize + lineH / 2;
}
painter->restore();
return;
}
if (L.isVoice) {
if (option.widget) s_voiceView = (QAbstractItemView*)option.widget;
drawBubble(painter, L, option);
if (!L.narrow) drawAvatar(painter, L, index);
QString filePath = index.data(MsgVoiceFileRole).toString();
VoicePlayState copySt;
VoicePlayState* st = &copySt;
if (!filePath.isEmpty() && s_voiceStates.contains(filePath)) {
st = &s_voiceStates[filePath];
} else {
int stateVal = index.data(MsgVoicePlayStateRole).toInt();
copySt.playing = (stateVal == 1);
st = &copySt;
}
bool isPlaying = st->playing;
bool isPaused = st->paused;
/* compute elapsed/frac for progress */
float elapsed = 0, targetFrac = 0, durSec = st->durationSec;
if (durSec <= 0) {
QString ds = index.data(MsgVoiceDurationRole).toString();
ds.remove('s'); durSec = ds.toFloat();
}
if (isPaused) {
elapsed = st->pausedPosSec;
} else if (isPlaying) {
SoundManager* sm = SoundManager::instance();
if (sm->isPcmPlaying(st->playbackId)) {
int sr = sm->pcmSampleRate(st->playbackId);
if (sr > 0) elapsed = (float)((double)sm->pcmCursor(st->playbackId) / sr);
}
if (elapsed <= 0) {
qint64 now = QDateTime::currentMSecsSinceEpoch();
elapsed = (now - st->startMs) / 1000.0f;
}
if (elapsed > durSec) elapsed = durSec;
}
targetFrac = (durSec > 0) ? (elapsed / durSec) : 0;
if (targetFrac < 0) targetFrac = 0; if (targetFrac > 1) targetFrac = 1;
st->displayFrac += (targetFrac - st->displayFrac) * 0.15f;
st->displayElapsed += (elapsed - st->displayElapsed) * 0.15f;
float frac = st->displayFrac;
QRectF playR = L.voicePlayBtnRect;
/* Play/Pause icon (small — 10px triangle) */
painter->setPen(Qt::NoPen);
painter->setBrush(QColor(0x33, 0x90, 0xEC));
if (isPlaying || isPaused) {
qreal bw = playR.width() / 5.0;
qreal gap = playR.width() / 8.0;
qreal top = playR.center().y() - playR.height() / 3.0;
qreal bot = playR.center().y() + playR.height() / 3.0;
painter->drawRoundedRect(QRectF(playR.center().x() - gap - bw, top, bw, bot - top), 1, 1);
painter->drawRoundedRect(QRectF(playR.center().x() + gap, top, bw, bot - top), 1, 1);
} else {
QPainterPath path;
qreal cx = playR.center().x() - playR.width() / 6.0;
qreal cy = playR.center().y();
qreal hs = playR.height() / 2.5;
path.moveTo(cx, cy - hs);
path.lineTo(cx + hs * 1.5, cy);
path.lineTo(cx, cy + hs);
path.closeSubpath();
painter->drawPath(path);
}
/* Waveform (25px) */
QList<QVariant> wf = index.data(MsgVoiceWaveformRole).toList();
int wfN = wf.size();
QRect wfR = L.voiceWaveformRect;
if (wfN > 0) {
float barW = (float)wfR.width() / wfN;
int ph = wfR.height() - 3;
for (int i = 0; i < wfN; i++) {
float logV = wf[i].toFloat(); /* already 0..1 normalized */
int barH = 2 + (int)(logV * (ph - 2));
int x = wfR.left() + (int)(i * barW);
int y = wfR.top() + ph - barH;
int bw = qMax(2, (int)(barW * 0.8f));
bool before = wfN > 0 && (float)i / wfN <= frac;
QColor played(0x33, 0x90, 0xEC);
QColor unplayed(0x33, 0x90, 0xEC, 80);
QColor idle(0x70, 0x70, 0x78, 130);
painter->setBrush((isPlaying || isPaused) ? (before ? played : unplayed) : idle);
painter->drawRect(QRect(x, y, bw, barH));
}
}
/* Progress bar (3px, at bottom of waveform area) */
int ph = 3;
int pbY = wfR.bottom() - ph;
painter->setBrush(QColor(0x44, 0x44, 0x44));
painter->drawRoundedRect(QRect(wfR.left(), pbY, wfR.width(), ph), 2, 2);
if (frac > 0) {
painter->setBrush(QColor(0x33, 0x90, 0xEC));
painter->drawRoundedRect(QRect(wfR.left(), pbY, (int)(wfR.width() * frac), ph), 2, 2);
}
/* Duration + elapsed on bottom line */
QFont timeFont = option.font;
timeFont.setPointSize(timeFont.pointSize() - 2);
painter->setFont(timeFont);
painter->setPen(option.palette.text().color().lighter(150));
int eSec = (int)st->displayElapsed, dSec = (int)durSec;
QString durText = QString("%1:%2 / %3:%4")
.arg(eSec / 60).arg(eSec % 60, 2, 10, QChar('0'))
.arg(dSec / 60).arg(dSec % 60, 2, 10, QChar('0'));
painter->drawText(L.voiceDurationRect, Qt::AlignLeft | Qt::AlignVCenter, durText);
/* Timestamp */
QFont tsFont = option.font;
tsFont.setPointSize(tsFont.pointSize() - 1);
painter->setFont(tsFont);
if (!L.reactionTime.isValid()) painter->drawText(L.voiceTimeRect, Qt::AlignRight | Qt::AlignVCenter,
index.data(MsgTimeRole).toString());
/* media bar (left edge, 3px) */
{ QColor barC = L.mediaBarColor == 2 ? QColor(0x40, 0xC0, 0x40) : L.mediaBarColor == 1 ? QColor(0xF0, 0xC0, 0x40) : QColor(0x80, 0x80, 0x80);
painter->setPen(Qt::NoPen); painter->setBrush(barC); painter->drawRect(L.mediaBarRect); }
/* progress bar (bottom edge, 3px) */
if (L.progressBarRect.isValid()) {
painter->setBrush(QColor(0x44, 0x44, 0x44));
painter->drawRoundedRect(L.progressBarRect, 2, 2);
int pw = (int)(L.progressBarRect.width() * L.progressFrac);
if (pw > 0) { painter->setBrush(QColor(0x33, 0x90, 0xEC)); painter->drawRoundedRect(QRect(L.progressBarRect.left(), L.progressBarRect.top(), pw, 3), 2, 2); }
}
painter->restore();
return;
}
if (L.isVideo) {
drawBubble(painter, L, option);
if (!L.narrow) drawAvatar(painter, L, index);
QString filePath = index.data(MsgVoiceFileRole).toString();
int dlState = index.data(MsgFileDownloadStateRole).toInt();
QString thumbPath = filePath + ".jpg";
painter->save();
painter->setRenderHint(QPainter::Antialiasing);
QPainterPath clip;
clip.addRoundedRect(L.videoThumbRect, kRadius, kRadius);
painter->setClipPath(clip);
QPixmap thumb;
if (!thumbPath.isEmpty() && QFile::exists(thumbPath))
thumb.load(thumbPath);
if (!thumb.isNull()) {
QPixmap scaled = thumb.scaled(L.videoThumbRect.size(), Qt::KeepAspectRatioByExpanding, Qt::SmoothTransformation);
int dx = (scaled.width() - L.videoThumbRect.width()) / 2;
int dy = (scaled.height() - L.videoThumbRect.height()) / 2;
painter->drawPixmap(L.videoThumbRect.topLeft(), scaled, QRect(dx, dy, L.videoThumbRect.width(), L.videoThumbRect.height()));
} else {
painter->fillRect(L.videoThumbRect, QColor(30, 30, 35));
QFont iconFont = option.font;
iconFont.setPointSize(iconFont.pointSize() + 10);
painter->setFont(iconFont);
painter->setPen(QColor(150, 150, 150));
painter->drawText(L.videoThumbRect, Qt::AlignCenter, QString::fromUtf8("\xF0\x9F\x8E\xAC"));
}
/* play-оверлей */
if (dlState == 2) {
painter->setPen(Qt::NoPen);
painter->setBrush(QColor(0, 0, 0, 110));
painter->drawEllipse(L.videoPlayBtnRect);
QPainterPath tri;
int cx = L.videoPlayBtnRect.center().x() - L.videoPlayBtnRect.width() / 12;
int cy = L.videoPlayBtnRect.center().y();
int hs = L.videoPlayBtnRect.height() / 4;
tri.moveTo(cx, cy - hs);
tri.lineTo(cx + hs * 2, cy);
tri.lineTo(cx, cy + hs);
tri.closeSubpath();
painter->setBrush(Qt::white);
painter->drawPath(tri);
}
/* бейдж: длительность (m:ss) */
QString durStr = index.data(MsgVoiceDurationRole).toString();
if (!durStr.isEmpty()) {
QFont durFont = option.font;
durFont.setPointSize(durFont.pointSize() - 1);
painter->setFont(durFont);
painter->setPen(Qt::NoPen);
painter->setBrush(QColor(0, 0, 0, 160));
painter->drawRoundedRect(L.videoDurBadgeRect, 5, 5);
painter->setPen(Qt::white);
painter->drawText(L.videoDurBadgeRect, Qt::AlignCenter, durStr);
}
painter->restore();
/* progress overlay (скачивание) */
if (dlState == 1) {
painter->setBrush(QColor(0, 0, 0, 140));
painter->drawRect(L.videoThumbRect);
QFont pfont = option.font;
pfont.setPointSize(pfont.pointSize() + 2);
painter->setFont(pfont);
painter->setPen(Qt::white);
painter->drawText(L.videoThumbRect, Qt::AlignCenter,
QStringLiteral("%1%").arg((int)(L.progressFrac * 100)));
}
/* media bar (левая кромка) */
{ QColor barC = L.mediaBarColor == 2 ? QColor(0x40, 0xC0, 0x40) : L.mediaBarColor == 1 ? QColor(0xF0, 0xC0, 0x40) : QColor(0x80, 0x80, 0x80);
painter->setPen(Qt::NoPen); painter->setBrush(barC); painter->drawRect(L.mediaBarRect); }
if (L.progressBarRect.isValid()) {
painter->setBrush(QColor(0x44, 0x44, 0x44));
painter->drawRoundedRect(L.progressBarRect, 2, 2);
int pw = (int)(L.progressBarRect.width() * L.progressFrac);
if (pw > 0) { painter->setBrush(QColor(0x33, 0x90, 0xEC)); painter->drawRoundedRect(QRect(L.progressBarRect.left(), L.progressBarRect.top(), pw, 3), 2, 2); }
}
/* строка под пузырём: res · size · bitrate + время */
{
qint64 fsz = index.data(MsgFileSizeRole).toLongLong();
qint64 durMs = index.data(MsgVideoDurationMsRole).toLongLong();
int vw = index.data(MsgVideoWidthRole).toInt();
int vh = index.data(MsgVideoHeightRole).toInt();
QStringList info;
if (vw > 0 && vh > 0) info << QString("%1×%2").arg(vw).arg(vh);
QString sz = formatFileSize(fsz);
if (!sz.isEmpty()) info << sz;
QString br = formatBitrate(fsz, durMs);
if (!br.isEmpty()) info << br;
QFont smallFont = option.font;
smallFont.setPointSize(smallFont.pointSize() - 2);
painter->setFont(smallFont);
painter->setPen(QColor(0x80, 0x80, 0x80));
if (!info.isEmpty())
painter->drawText(L.statusRect, Qt::AlignLeft | Qt::AlignVCenter, info.join(" \xC2\xB7 "));
if (!L.reactionTime.isValid()) painter->drawText(L.statusRect, Qt::AlignRight | Qt::AlignVCenter,
index.data(MsgTimeRole).toString());
}
painter->restore();
return;
}
if (L.isImage) {
drawBubble(painter, L, option);
if (!L.narrow) drawAvatar(painter, L, index);
int dlState = index.data(MsgFileDownloadStateRole).toInt();
QString filePath = index.data(MsgVoiceFileRole).toString();
painter->save();
painter->setRenderHint(QPainter::Antialiasing);
QPainterPath clip;
clip.addRoundedRect(L.imageThumbRect, kRadius, kRadius);
painter->setClipPath(clip);
QPixmap img;
if (!filePath.isEmpty() && QFile::exists(filePath)) {
QImageReader reader(filePath);
reader.setAutoTransform(true);
reader.setScaledSize(L.imageThumbRect.size() * 2);
QImage im = reader.read();
if (!im.isNull()) img = QPixmap::fromImage(im);
}
if (!img.isNull()) {
painter->fillRect(L.imageThumbRect, QColor(20, 20, 24));
QPixmap scaled = img.scaled(L.imageThumbRect.size(), Qt::KeepAspectRatio, Qt::SmoothTransformation);
int dx = (L.imageThumbRect.width() - scaled.width()) / 2;
int dy = (L.imageThumbRect.height() - scaled.height()) / 2;
painter->drawPixmap(L.imageThumbRect.left() + dx, L.imageThumbRect.top() + dy, scaled);
} else {
painter->fillRect(L.imageThumbRect, QColor(30, 30, 35));
QFont iconFont = option.font;
iconFont.setPointSize(iconFont.pointSize() + 10);
painter->setFont(iconFont);
painter->setPen(QColor(150, 150, 150));
painter->drawText(L.imageThumbRect, Qt::AlignCenter, QString::fromUtf8("\xF0\x9F\x93\xB7"));
}
/* бейдж: разрешение · размер */
qint64 fsz = index.data(MsgFileSizeRole).toLongLong();
int iw = index.data(MsgImageWidthRole).toInt();
int ih = index.data(MsgImageHeightRole).toInt();
QString res = (iw > 0 && ih > 0) ? QString("%1×%2").arg(iw).arg(ih) : QString();
QString sizeStr = formatFileSize(fsz);
QString badge = res.isEmpty() ? sizeStr : res + " \xC2\xB7 " + sizeStr;
if (!badge.isEmpty()) {
QFont durFont = option.font;
durFont.setPointSize(durFont.pointSize() - 1);
painter->setFont(durFont);
painter->setPen(Qt::NoPen);
painter->setBrush(QColor(0, 0, 0, 160));
painter->drawRoundedRect(L.imageBadgeRect, 5, 5);
painter->setPen(Qt::white);
painter->drawText(L.imageBadgeRect, Qt::AlignCenter, badge);
}
painter->restore();
/* progress overlay (скачивание) */
if (dlState == 1) {
painter->setBrush(QColor(0, 0, 0, 140));
painter->drawRect(L.imageThumbRect);
QFont pfont = option.font;
pfont.setPointSize(pfont.pointSize() + 2);
painter->setFont(pfont);
painter->setPen(Qt::white);
painter->drawText(L.imageThumbRect, Qt::AlignCenter,
QStringLiteral("%1%").arg((int)(L.progressFrac * 100)));
}
/* media bar (левая кромка) */
{ QColor barC = L.mediaBarColor == 2 ? QColor(0x40, 0xC0, 0x40) : L.mediaBarColor == 1 ? QColor(0xF0, 0xC0, 0x40) : QColor(0x80, 0x80, 0x80);
painter->setPen(Qt::NoPen); painter->setBrush(barC); painter->drawRect(L.mediaBarRect); }
if (L.progressBarRect.isValid()) {
painter->setBrush(QColor(0x44, 0x44, 0x44));
painter->drawRoundedRect(L.progressBarRect, 2, 2);
int pw = (int)(L.progressBarRect.width() * L.progressFrac);
if (pw > 0) { painter->setBrush(QColor(0x33, 0x90, 0xEC)); painter->drawRoundedRect(QRect(L.progressBarRect.left(), L.progressBarRect.top(), pw, 3), 2, 2); }
}
painter->restore();
return;
}
if (L.isFile) {
drawBubble(painter, L, option);
if (!L.narrow) drawAvatar(painter, L, index);
int dlState = index.data(MsgFileDownloadStateRole).toInt();
/* File icon based on download state: 0=not_started, 1=downloading, 2=downloaded */
QFont iconFont = option.font;
iconFont.setPointSize(iconFont.pointSize() + 6);
painter->setFont(iconFont);
painter->setPen(option.palette.text().color());
QRect iconRect(L.bubbleRect.left() + kPadH, L.bubbleRect.top() + kPadTop, 24, 24);
if (dlState == 2)
painter->drawText(iconRect, Qt::AlignCenter, QString::fromUtf8("\xE2\x9C\x85"));
else
painter->drawText(iconRect, Qt::AlignCenter, QString::fromUtf8("\xE2\xAC\x87\xEF\xB8\x8F"));
QFont fileFont = option.font;
fileFont.setBold(true);
painter->setFont(fileFont);
painter->setPen(option.palette.text().color());
QString displayName = index.data(MsgFileDisplayNameRole).toString();
painter->drawText(L.textRect, Qt::AlignLeft | Qt::AlignVCenter, displayName);
QFont sizeFont = option.font;
sizeFont.setPointSize(sizeFont.pointSize() - 2);
painter->setFont(sizeFont);
painter->setPen(QColor(0x80, 0x80, 0x80));
qint64 fsz = index.data(MsgFileSizeRole).toLongLong();
QString sizeStr = formatFileSize(fsz);
QString stateStr = (dlState == 2) ? QString::fromUtf8("\xE2\x9C\x85") : (dlState == 1) ? QCoreApplication::translate("ChatGui",
"Downloading...") : QCoreApplication::translate("ChatGui",
"Download");
QString deliveryState = index.data(MsgDeliveryStateRole).toString();
if (!deliveryState.isEmpty()) stateStr = deliveryState;
QString info = sizeStr + " \xC2\xB7 " + stateStr;
int nameH = QFontMetrics(fileFont).height();
QRect sizeRect(L.textRect.left(), L.textRect.top() + nameH, L.textRect.width(), QFontMetrics(sizeFont).height());
painter->drawText(sizeRect, Qt::AlignLeft | Qt::AlignVCenter, info);
/* media bar (left edge, 3px) */
{ QColor barC = L.mediaBarColor == 2 ? QColor(0x40, 0xC0, 0x40) : L.mediaBarColor == 1 ? QColor(0xF0, 0xC0, 0x40) : QColor(0x80, 0x80, 0x80);
painter->setPen(Qt::NoPen); painter->setBrush(barC); painter->drawRect(L.mediaBarRect); }
/* progress bar (bottom edge, 3px) */
if (L.progressBarRect.isValid()) {
painter->setBrush(QColor(0x44, 0x44, 0x44));
painter->drawRoundedRect(L.progressBarRect, 2, 2);
int pw = (int)(L.progressBarRect.width() * L.progressFrac);
if (pw > 0) { painter->setBrush(QColor(0x33, 0x90, 0xEC)); painter->drawRoundedRect(QRect(L.progressBarRect.left(), L.progressBarRect.top(), pw, 3), 2, 2); }
}
painter->restore();
return;
}
auto *cv = qobject_cast<const ChatView *>(option.widget);
bool singleTextSel = false;
bool multiRowSel = false;
if (cv && cv->hasSelection()) {
if (cv->isRowSelected(index)) {
if (cv->selStart() == cv->selEnd()) {
singleTextSel = true;
} else {
multiRowSel = true;
}
}
}
drawBubble(painter, L, option);
if (multiRowSel) {
painter->save();
painter->setPen(Qt::NoPen);
painter->setBrush(QColor(0x33, 0x90, 0xEC, 40));
painter->drawRect(L.bubbleRect);
painter->restore();
}
if (!L.narrow)
drawAvatar(painter, L, index);
if (!L.isOutgoing) {
QFont authorFont = option.font;
authorFont.setBold(true);
painter->setFont(authorFont);
painter->setPen(QColor(0x33, 0x90, 0xEC));
painter->drawText(L.authorRect, Qt::AlignLeft | Qt::AlignVCenter,
index.data(MsgAuthorRole).toString());
}
painter->setPen(option.palette.text().color());
QFont textFont = option.font;
textFont.setPointSize(textFont.pointSize());
painter->setFont(textFont);
QString msgText = index.data(MsgTextRole).toString();
QString overlayText = msgText;
const bool hasLinks = !messageLinks(msgText).isEmpty();
if (hasLinks) {
QString display = msgText; display.replace('\n', QChar(0x2028));
QTextLayout layout(display, textFont);
const QString compactLink = index.data(MsgInviteLinkRole).toString();
layoutMessageText(layout, L.textRect.width(), compactLink);
overlayText = layout.text(); overlayText.replace(QChar(0x2028), '\n');
QVector<QTextLayout::FormatRange> selections;
if (singleTextSel && cv) {
auto cursorAt = [&](const QPoint& point) -> int {
for (int i = 0; i < layout.lineCount(); ++i) {
const auto line = layout.lineAt(i);
if (point.y() < line.y() + line.height()) return line.xToCursor(point.x());
}
return layout.text().length();
};
const auto& selection = cv->textSelection();
int start = cursorAt(selection.clickPos - L.textRect.topLeft());
int end = cursorAt(selection.dragPos - L.textRect.topLeft());
if (start > end) qSwap(start, end);
if (start == end && end < layout.text().length()) ++end;
int copyStart = start, copyEnd = end;
if (!compactLink.isEmpty()) {
const int linkStart = msgText.length() - compactLink.length();
if (end > linkStart) {
if (start >= linkStart) { start = linkStart; copyStart = linkStart; }
end = layout.text().length(); copyEnd = msgText.length();
}
}
const_cast<ChatView*>(cv)->setTextSelChars(copyStart, copyEnd);
QTextLayout::FormatRange range;
range.start = start; range.length = end - start; range.format.setBackground(QColor(0x33, 0x90, 0xEC, 60));
selections.append(range);
}
layout.draw(painter, L.textRect.topLeft(), selections);
} else painter->drawText(L.textRect, Qt::AlignLeft | Qt::TextWordWrap, msgText);
if (singleTextSel && cv && !hasLinks) {
const auto &ts = cv->textSelection();
QPoint localP1(ts.clickPos.x() - L.textRect.left(),
ts.clickPos.y() - L.textRect.top());
QPoint localP2(ts.dragPos.x() - L.textRect.left(),
ts.dragPos.y() - L.textRect.top());
int startChar, endChar;
calcTextSelection(textFont, msgText, L.textRect.width(),
localP1, localP2, startChar, endChar);
const_cast<ChatView *>(cv)->setTextSelChars(startChar, endChar);
drawTextSelectionHighlight(painter, textFont, msgText,
L.textRect.width(), L.textRect,
QColor(0x33, 0x90, 0xEC, 60),
startChar, endChar);
}
drawAnimatedEmojiOverlay(painter, textFont, overlayText,
L.textRect.width(), L.textRect);
drawStatusBar(painter, L, index, option);
painter->restore();
}
void MessageDelegate::drawQuote(QPainter *p, const Layout &L,
const QModelIndex &index,
const QStyleOptionViewItem &opt) const {
p->save();
p->setPen(Qt::NoPen);
QColor background = opt.palette.highlight().color(); background.setAlpha(28);
p->setBrush(background);
p->drawRoundedRect(L.quoteRect, 5, 5);
p->setPen(Qt::NoPen);
p->setBrush(opt.palette.highlight());
p->drawRect(L.quoteBarRect);
QFont boldFont = opt.font;
boldFont.setBold(true);
p->setFont(boldFont);
p->setPen(opt.palette.text().color());
p->drawText(L.quoteAuthorRect, Qt::AlignLeft | Qt::AlignVCenter,
QFontMetrics(boldFont).elidedText(index.data(MsgQuoteAuthorRole).toString(), Qt::ElideRight, L.quoteAuthorRect.width()));
p->setFont(opt.font);
p->setPen(opt.palette.text().color());
p->drawText(L.quoteTextRect, Qt::AlignLeft | Qt::AlignVCenter,
QFontMetrics(opt.font).elidedText(index.data(MsgQuoteTextRole).toString(), Qt::ElideRight, L.quoteTextRect.width()));
p->restore();
}
void MessageDelegate::drawBubble(QPainter *p, const Layout &L, const QStyleOptionViewItem &opt) const {
p->save();
p->setRenderHint(QPainter::Antialiasing);
QRectF b = L.bubbleRect;
qreal r = kRadius;
qreal t = kTail;
QPainterPath body;
body.addRoundedRect(b, r, r);
QPainterPath tail;
if (!L.isOutgoing) {
qreal tx = b.left();
qreal ty = b.bottom();
tail.moveTo(tx, ty - r);
tail.lineTo(tx - t, ty - t / 2.0);
tail.lineTo(tx + r, ty);
} else {
qreal tx = b.right();
qreal ty = b.bottom();
tail.moveTo(tx, ty - r);
tail.lineTo(tx + t, ty - t / 2.0);
tail.lineTo(tx - r, ty);
}
tail.closeSubpath();
QPainterPath combined = body.united(tail);
QColor bubbleFill;
if (!L.isOutgoing) {
QColor base = opt.palette.window().color();
bubbleFill = base.lighter(135);
} else {
QColor base = opt.palette.window().color();
bubbleFill = base.lighter(135);
bubbleFill.setRed(qMax(0, bubbleFill.red() - 10));
bubbleFill.setGreen(qMin(255, bubbleFill.green() + 5));
bubbleFill.setBlue(qMax(0, bubbleFill.blue() - 10));
}
p->setPen(Qt::NoPen);
p->setBrush(bubbleFill);
p->drawPath(combined);
p->restore();
}
void MessageDelegate::drawReactions(QPainter* p, const Layout& layout, const QStyleOptionViewItem& option) const {
p->save(); p->setRenderHint(QPainter::Antialiasing);
const QPointF origin = QRectF(layout.reactionHeart).center() - QPointF(10, 10);
QPainterPath heart;
heart.moveTo(origin + QPointF(12, 21));
heart.cubicTo(origin + QPointF(10.5, 19.5), origin + QPointF(3, 14.2), origin + QPointF(3, 8.5));
heart.cubicTo(origin + QPointF(3, 3), origin + QPointF(9, 2), origin + QPointF(12, 6));
heart.cubicTo(origin + QPointF(15, 2), origin + QPointF(21, 3), origin + QPointF(21, 8.5));
heart.cubicTo(origin + QPointF(21, 14.2), origin + QPointF(13.5, 19.5), origin + QPointF(12, 21));
heart.closeSubpath();
QTransform shrink; shrink.translate(origin.x(), origin.y()); shrink.scale(20.0 / 24, 20.0 / 24);
shrink.translate(-origin.x(), -origin.y()); heart = shrink.map(heart);
p->setBrush(Qt::NoBrush);
p->setPen(QPen(QColor(0, 0, 0, 153), 1.5 + 2.0 / p->device()->devicePixelRatioF(), Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
p->drawPath(heart);
p->setPen(QPen(Qt::white, 1.5, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin)); p->drawPath(heart);
for (const auto& chip : layout.reactionChips) {
p->setPen(Qt::NoPen); p->setBrush(chip.mine ? QColor(51, 144, 236, 100) : QColor(0, 0, 0, 40));
p->drawRoundedRect(chip.rect, 9, 9);
const QRect iconRect(chip.rect.left() + 5, chip.rect.top() + (chip.rect.height() - 18) / 2, 18, 18);
LottieIcon* icon = g_animatedEmojiMap.contains(chip.emoji) ? AnimTimer::instance()->icon(g_animatedEmojiMap[chip.emoji]) : nullptr;
QFont font = option.font; font.setPointSize(qMax(1, font.pointSize() - 1)); p->setFont(font);
if (icon && icon->isValid()) p->drawImage(iconRect, icon->renderFrame(icon->currentFrame(), QSize(18, 18)));
else { p->setPen(option.palette.text().color()); p->drawText(iconRect, Qt::AlignCenter, chip.emoji); }
font.setBold(chip.mine); p->setFont(font); p->setPen(option.palette.text().color());
p->drawText(chip.rect.adjusted(25, 0, -5, 0), Qt::AlignLeft | Qt::AlignVCenter, QString::number(chip.count));
}
QFont timeFont = option.font; timeFont.setPointSize(qMax(1, timeFont.pointSize() - 2)); p->setFont(timeFont);
p->setPen(QColor(128, 128, 128));
p->drawText(layout.reactionTime, Qt::AlignRight | Qt::AlignVCenter,
QFontMetrics(timeFont).elidedText(layout.reactionTimeText, Qt::ElideLeft, layout.reactionTime.width()));
p->restore();
}
void MessageDelegate::drawStatusBar(QPainter* p, const Layout& layout, const QModelIndex& index,
const QStyleOptionViewItem& option) const {
if (layout.reactionTime.isValid()) return;
p->save();
QFont font = option.font; font.setPointSize(qMax(1, font.pointSize() - 2)); p->setFont(font);
p->setPen(QColor(128, 128, 128));
QString text = index.data(MsgEditedRole).toBool() ? QCoreApplication::translate("ChatGui", "edited ") : QString();
text += index.data(MsgTimeRole).toString();
p->drawText(layout.statusRect, Qt::AlignRight | Qt::AlignVCenter, text);
p->restore();
}
void MessageDelegate::drawAvatar(QPainter *p, const Layout &L,
const QModelIndex &index) const {
QPixmap av = index.data(MsgAvatarRole).value<QPixmap>();
if (av.isNull()) return;
p->save();
p->setRenderHint(QPainter::Antialiasing);
QPainterPath clip;
clip.addEllipse(L.avatarRect);
p->setRenderHint(QPainter::SmoothPixmapTransform);
p->setClipPath(clip);
p->drawPixmap(L.avatarRect, av);
p->restore();
}
void MessageDelegate::startAutoPlay(const QString& filePath, float actualDurationSec, uint64_t playbackId) {
if (actualDurationSec <= 0) return;
ensureVoiceTimer();
VoicePlayState& st = s_voiceStates[filePath];
st.playbackId = playbackId;
st.playing = true;
st.paused = false;
st.durationSec = (actualDurationSec > 0) ? actualDurationSec : 1.0f;
st.startMs = QDateTime::currentMSecsSinceEpoch();
st.pausedPosSec = 0.0f;
st.displayFrac = 0.0f;
st.displayElapsed = 0.0f;
s_voiceTimer->start();
if (s_voiceView) s_voiceView->viewport()->update();
}
void MessageDelegate::stopAllAutoPlay() {
VoicePlayer::stop();
for (auto it = s_voiceStates.begin(); it != s_voiceStates.end(); ++it) {
it->playing = false; it->paused = false; it->loading = false;
}
}