+++ /dev/null
-/***************************************************************************
- * Copyright (C) 2005-07 by The Quassel Team *
- * devel@quassel-irc.org *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
- ***************************************************************************/
-
-#include "util.h"
-#include "style.h"
-#include "chatwidget.h"
-#include <QtGui>
-#include <QtCore>
-
-ChatWidget::ChatWidget(QWidget *parent) : QAbstractScrollArea(parent) {
- scrollTimer = new QTimer(this);
- scrollTimer->setSingleShot(false);
- scrollTimer->setInterval(100);
- setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
- setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
- setMinimumSize(QSize(400,400));
- setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
- setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
- bottomLine = -1;
- height = 0;
- ycoords.append(0);
- pointerPosition = QPoint(0,0);
- connect(verticalScrollBar(), SIGNAL(actionTriggered(int)), this, SLOT(scrollBarAction(int)));
- connect(verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(scrollBarValChanged(int)));
-}
-
-void ChatWidget::init(QString netname, QString bufname) {
- networkName = netname;
- bufferName = bufname;
- setBackgroundRole(QPalette::Base);
- setFont(QFont("Fixed"));
- tsWidth = 90;
- senderWidth = 100;
- computePositions();
- adjustScrollBar();
- verticalScrollBar()->setValue(verticalScrollBar()->maximum());
- //verticalScrollBar()->setPageStep(viewport()->height());
- //verticalScrollBar()->setSingleStep(20);
- //verticalScrollBar()->setMinimum(0);
- //verticalScrollBar()->setMaximum((int)height - verticalScrollBar()->pageStep());
-
- setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
- setMouseTracking(true);
- mouseMode = Normal;
- selectionMode = NoSelection;
- connect(scrollTimer, SIGNAL(timeout()), this, SLOT(handleScrollTimer()));
-}
-
-ChatWidget::~ChatWidget() {
- //qDebug() << "destroying chatwidget" << bufferName;
- //foreach(ChatLine *l, lines) {
- // delete l;
- //}
-}
-
-QSize ChatWidget::sizeHint() const {
- //qDebug() << size();
- return size();
-}
-
-void ChatWidget::adjustScrollBar() {
- verticalScrollBar()->setPageStep(viewport()->height());
- verticalScrollBar()->setSingleStep(20);
- verticalScrollBar()->setMinimum(0);
- verticalScrollBar()->setMaximum((int)height - verticalScrollBar()->pageStep());
- //qDebug() << height << viewport()->height() << verticalScrollBar()->pageStep();
- //if(bottomLine < 0) {
- // verticalScrollBar()->setValue(verticalScrollBar()->maximum());
- //} else {
- //int bot = verticalScrollBar()->value() + viewport()->height(); //qDebug() << bottomLine;
- //verticalScrollBar()->setValue(qMax(0, (int)ycoords[bottomLine+1] - viewport()->height()));
- //}
-}
-
-void ChatWidget::scrollBarValChanged(int val) {
- return;
- if(val >= verticalScrollBar()->maximum()) bottomLine = -1;
- else {
- int bot = val + viewport()->height();
- int line = yToLineIdx(bot);
- //bottomLine = line;
- }
-}
-
-void ChatWidget::scrollBarAction(int action) {
- switch(action) {
- case QScrollBar::SliderSingleStepAdd:
- // More elaborate. But what with loooong lines?
- // verticalScrollBar()->setValue((int)ycoords[yToLineIdx(verticalScrollBar()->value() + viewport()->height()) + 1] - viewport()->height());
- break;
- case QScrollBar::SliderSingleStepSub:
- //verticalScrollBar()->setValue((int)ycoords[yToLineIdx(verticalScrollBar()->value())]);
- break;
-
- }
-
-}
-
-void ChatWidget::handleScrollTimer() {
- if(mouseMode == MarkText || mouseMode == MarkLines) {
- if(pointerPosition.y() > viewport()->height()) {
- verticalScrollBar()->setValue(verticalScrollBar()->value() + pointerPosition.y() - viewport()->height());
- handleMouseMoveEvent(QPoint(pointerPosition.x(), viewport()->height()));
- } else if(pointerPosition.y() < 0) {
- verticalScrollBar()->setValue(verticalScrollBar()->value() + pointerPosition.y());
- handleMouseMoveEvent(QPoint(pointerPosition.x(), 0));
- }
- }
-}
-
-void ChatWidget::ensureVisible(int line) {
- int top = verticalScrollBar()->value();
- int bot = top + viewport()->height();
- if(ycoords[line+1] > bot) {
- verticalScrollBar()->setValue(qMax(0, (int)ycoords[line+1] - viewport()->height()));
- } else if(ycoords[line] < top) {
- verticalScrollBar()->setValue((int)ycoords[line]);
- }
-
-}
-
-void ChatWidget::clear() {
- //contents->clear();
-}
-
-void ChatWidget::prependChatLine(ChatLine *line) {
- qreal h = line->layout(tsWidth, senderWidth, textWidth);
- for(int i = 1; i < ycoords.count(); i++) ycoords[i] += h;
- ycoords.insert(1, h);
- lines.prepend(line);
- height += h;
- // Fix all variables containing line numbers
- dragStartLine ++;
- curLine ++;
- selectionStart ++; selectionEnd ++;
- adjustScrollBar();
- verticalScrollBar()->setValue(verticalScrollBar()->value() + (int)h);
- viewport()->update();
-}
-
-void ChatWidget::prependChatLines(QList<ChatLine *> clist) {
- QList<qreal> tmpy; tmpy.append(0);
- qreal h = 0;
- foreach(ChatLine *l, clist) {
- h += l->layout(tsWidth, senderWidth, textWidth);
- tmpy.append(h);
- }
- ycoords.removeFirst();
- for(int i = 0; i < ycoords.count(); i++) ycoords[i] += h;
- ycoords = tmpy + ycoords;
- lines = clist + lines;
- height += h;
- // Fix all variables containing line numbers
- int i = clist.count();
- dragStartLine += i;
- curLine += i;
- selectionStart += i; selectionEnd += i; //? selectionEnd += i;
- //if(bottomLine >= 0) bottomLine += i;
- adjustScrollBar();
- //verticalScrollBar()->setPageStep(viewport()->height());
- //verticalScrollBar()->setSingleStep(20);
- //verticalScrollBar()->setMaximum((int)height - verticalScrollBar()->pageStep());
- verticalScrollBar()->setValue(verticalScrollBar()->value() + (int)h);
- viewport()->update();
-}
-
-
-void ChatWidget::appendChatLine(ChatLine *line) {
- qreal h = line->layout(tsWidth, senderWidth, textWidth);
- ycoords.append(h + ycoords[ycoords.count() - 1]);
- height += h;
- bool flg = (verticalScrollBar()->value() == verticalScrollBar()->maximum());
- adjustScrollBar();
- if(flg) verticalScrollBar()->setValue(verticalScrollBar()->maximum());
- lines.append(line);
- viewport()->update();
-}
-
-void ChatWidget::appendChatLines(QList<ChatLine *> list) {
- foreach(ChatLine *line, list) {
- qreal h = line->layout(tsWidth, senderWidth, textWidth);
- ycoords.append(h + ycoords[ycoords.count() - 1]);
- height += h;
- lines.append(line);
- }
- bool flg = (verticalScrollBar()->value() == verticalScrollBar()->maximum());
- adjustScrollBar();
- if(flg) verticalScrollBar()->setValue(verticalScrollBar()->maximum());
- viewport()->update();
-}
-
-void ChatWidget::setContents(QList<ChatLine *> list) {
- ycoords.clear();
- ycoords.append(0);
- height = 0;
- lines.clear();
- appendChatLines(list);
-}
-
-//!\brief Computes the different x position vars for given tsWidth and senderWidth.
-void ChatWidget::computePositions() {
- senderX = tsWidth + Style::sepTsSender();
- textX = senderX + senderWidth + Style::sepSenderText();
- tsGrabPos = tsWidth + (int)Style::sepTsSender()/2;
- senderGrabPos = senderX + senderWidth + (int)Style::sepSenderText()/2;
- textWidth = viewport()->size().width() - textX;
-}
-
-void ChatWidget::resizeEvent(QResizeEvent *event) {
- //qDebug() << bufferName << isVisible() << event->size() << event->oldSize();
- /*if(event->oldSize().isValid())*/
- //contents->setWidth(event->size().width());
- //setAlignment(Qt::AlignBottom);
- if(event->size().width() != event->oldSize().width()) {
- computePositions();
- layout();
- }
- //adjustScrollBar();
- //qDebug() << viewport()->size() << viewport()->height();
- //QAbstractScrollArea::resizeEvent(event);
- //qDebug() << viewport()->size() << viewport()->geometry();
-}
-
-void ChatWidget::paintEvent(QPaintEvent *event) {
- QPainter painter(viewport());
-
- //qDebug() << verticalScrollBar()->value();
- painter.translate(0, -verticalScrollBar()->value());
- int top = event->rect().top() + verticalScrollBar()->value();
- int bot = top + event->rect().height();
- int idx = yToLineIdx(top);
- if(idx < 0) return;
- for(int i = idx; i < lines.count() ; i++) {
- lines[i]->draw(&painter, QPointF(0, ycoords[i]));
- if(ycoords[i+1] > bot) return;
- }
-}
-
-//!\brief Layout the widget.
-void ChatWidget::layout() {
- // TODO fix scrollbars
- //int botLine = yToLineIdx(verticalScrollBar()->value() +
- qreal y = 0;
- for(int i = 0; i < lines.count(); i++) {
- qreal h = lines[i]->layout(tsWidth, senderWidth, textWidth);
- ycoords[i+1] = h + ycoords[i];
- }
- height = ycoords[ycoords.count()-1];
- adjustScrollBar();
- verticalScrollBar()->setValue(verticalScrollBar()->maximum());
- viewport()->update();
-}
-
-int ChatWidget::yToLineIdx(qreal y) {
- if(y >= ycoords[ycoords.count()-1]) ycoords.count()-1;
- if(ycoords.count() <= 1) return 0;
- int uidx = 0;
- int oidx = ycoords.count() - 1;
- int idx;
- while(1) {
- if(uidx == oidx - 1) return uidx;
- idx = (uidx + oidx) / 2;
- if(ycoords[idx] > y) oidx = idx;
- else uidx = idx;
- }
-}
-
-void ChatWidget::mousePressEvent(QMouseEvent *event) {
- if(lines.isEmpty()) return;
- QPoint pos = event->pos() + QPoint(0, verticalScrollBar()->value());
- if(event->button() == Qt::LeftButton) {
- dragStartPos = pos;
- dragStartMode = Normal;
- switch(mouseMode) {
- case Normal:
- if(mousePos == OverTsSep) {
- dragStartMode = DragTsSep;
- setCursor(Qt::ClosedHandCursor);
- } else if(mousePos == OverTextSep) {
- dragStartMode = DragTextSep;
- setCursor(Qt::ClosedHandCursor);
- } else {
- dragStartLine = yToLineIdx(pos.y());
- dragStartCursor = lines[dragStartLine]->posToCursor(QPointF(pos.x(), pos.y()-ycoords[dragStartLine]));
- }
- mouseMode = Pressed;
- break;
- }
- }
-}
-
-void ChatWidget::mouseDoubleClickEvent(QMouseEvent *event) {
-
-
-
-}
-
-void ChatWidget::mouseReleaseEvent(QMouseEvent *event) {
- //QPoint pos = event->pos() + QPoint(0, verticalScrollBar()->value());
-
- if(event->button() == Qt::LeftButton) {
- dragStartPos = QPoint();
- if(mousePos == OverTsSep || mousePos == OverTextSep) setCursor(Qt::OpenHandCursor);
- else setCursor(Qt::ArrowCursor);
-
- switch(mouseMode) {
- case Pressed:
- mouseMode = Normal;
- clearSelection();
- break;
- case MarkText:
- mouseMode = Normal;
- selectionMode = TextSelected;
- selectionLine = dragStartLine;
- selectionStart = qMin(dragStartCursor, curCursor);
- selectionEnd = qMax(dragStartCursor, curCursor);
- // TODO Make X11SelectionMode configurable!
- QApplication::clipboard()->setText(selectionToString());
- break;
- case MarkLines:
- mouseMode = Normal;
- selectionMode = LinesSelected;
- selectionStart = qMin(dragStartLine, curLine);
- selectionEnd = qMax(dragStartLine, curLine);
- // TODO Make X11SelectionMode configurable!
- QApplication::clipboard()->setText(selectionToString());
- break;
- default:
- mouseMode = Normal;
- }
- }
-}
-
-//!\brief React to mouse movements over the ChatWidget.
-/** This is called by Qt whenever the mouse moves. Here we have to do most of the mouse handling,
- * such as changing column widths, marking text or initiating drag & drop.
- */
-void ChatWidget::mouseMoveEvent(QMouseEvent *event) {
- QPoint pos = event->pos(); pointerPosition = pos;
- // Scroll if mouse pointer leaves widget while dragging
- if((mouseMode == MarkText || mouseMode == MarkLines) && (pos.y() > viewport()->height() || pos.y() < 0)) {
- if(!scrollTimer->isActive()) {
- scrollTimer->start();
- }
- } else {
- if(scrollTimer->isActive()) {
- scrollTimer->stop();
- }
- }
- handleMouseMoveEvent(pos);
-}
-
-void ChatWidget::handleMouseMoveEvent(const QPoint &_pos) {
- // FIXME
- if(lines.count() <= 0) return;
- // Set some basic properties of the current position
- QPoint pos = _pos + QPoint(0, verticalScrollBar()->value());
- int x = pos.x();
- int y = pos.y();
- MousePos oldpos = mousePos;
- if(x >= tsGrabPos - 3 && x <= tsGrabPos + 3) mousePos = OverTsSep;
- else if(x >= senderGrabPos - 3 && x <= senderGrabPos + 3) mousePos = OverTextSep;
- else mousePos = None;
-
- // Pass 1: Do whatever we can before switching mouse mode (if at all).
- switch(mouseMode) {
- // No special mode. Set mouse cursor if appropriate.
- case Normal:
- {
- //if(oldpos != mousePos) {
- if(mousePos == OverTsSep || mousePos == OverTextSep) setCursor(Qt::OpenHandCursor);
- else {
- int l = yToLineIdx(y);
- int c = lines[l]->posToCursor(QPointF(x, y - ycoords[l]));
- if(c >= 0 && lines[l]->isUrl(c)) {
- setCursor(Qt::PointingHandCursor);
- } else {
- setCursor(Qt::ArrowCursor);
- }
- }
- }
- break;
- // Left button pressed. Might initiate marking or drag & drop if we moved past the drag distance.
- case Pressed:
- if(!dragStartPos.isNull() && (dragStartPos - pos).manhattanLength() >= QApplication::startDragDistance()) {
- // Moving a column separator?
- if(dragStartMode == DragTsSep) mouseMode = DragTsSep;
- else if(dragStartMode == DragTextSep) mouseMode = DragTextSep;
- // Nope. Check if we are over a selection to start drag & drop.
- else if(dragStartMode == Normal) {
- bool dragdrop = false;
- if(selectionMode == TextSelected) {
- int l = yToLineIdx(y);
- if(selectionLine == l) {
- int p = lines[l]->posToCursor(QPointF(x, y - ycoords[l]));
- if(p >= selectionStart && p <= selectionEnd) dragdrop = true;
- }
- } else if(selectionMode == LinesSelected) {
- int l = yToLineIdx(y);
- if(l >= selectionStart && l <= selectionEnd) dragdrop = true;
- }
- // Ok, so just start drag & drop if appropriate.
- if(dragdrop) {
- QDrag *drag = new QDrag(this);
- QMimeData *mimeData = new QMimeData;
- mimeData->setText(selectionToString());
- drag->setMimeData(mimeData);
- drag->start();
- mouseMode = Normal;
- // Otherwise, clear the selection and start text marking!
- } else {
- setCursor(Qt::ArrowCursor);
- clearSelection();
- if(dragStartCursor < 0) { mouseMode = MarkLines; curLine = -1; }
- else mouseMode = MarkText;
- }
- }
- }
- break;
- case DragTsSep:
- break;
- case DragTextSep:
- break;
- }
- // Pass 2: Some mouse modes need work after being set...
- if(mouseMode == DragTsSep && x < size().width() - Style::sepSenderText() - senderWidth - 10) {
- // Drag first column separator
- int foo = Style::sepTsSender()/2;
- tsWidth = qMax(x, foo) - foo;
- computePositions();
- layout();
- } else if(mouseMode == DragTextSep && x < size().width() - 10) {
- // Drag second column separator
- int foo = tsWidth + Style::sepTsSender() + Style::sepSenderText()/2;
- senderWidth = qMax(x, foo) - foo;
- computePositions();
- layout();
- } else if(mouseMode == MarkText) {
- // Change currently marked text
- curLine = yToLineIdx(y);
- int c = lines[curLine]->posToCursor(QPointF(x, y - ycoords[curLine]));
- if(curLine == dragStartLine && c >= 0) {
- if(c != curCursor) {
- curCursor = c;
- lines[curLine]->setSelection(ChatLine::Partial, dragStartCursor, c);
- viewport()->update();
- }
- } else {
- mouseMode = MarkLines;
- selectionStart = qMin(curLine, dragStartLine); selectionEnd = qMax(curLine, dragStartLine);
- for(int i = selectionStart; i <= selectionEnd; i++) lines[i]->setSelection(ChatLine::Full);
- viewport()->update();
- }
- } else if(mouseMode == MarkLines) {
- // Line marking
- int l = yToLineIdx(y);
- if(l != curLine) {
- selectionStart = qMin(l, dragStartLine); selectionEnd = qMax(l, dragStartLine);
- if(curLine < 0) {
- Q_ASSERT(selectionStart == selectionEnd);
- lines[l]->setSelection(ChatLine::Full);
- } else {
- if(curLine < selectionStart) {
- for(int i = curLine; i < selectionStart; i++) lines[i]->setSelection(ChatLine::None);
- } else if(curLine > selectionEnd) {
- for(int i = selectionEnd+1; i <= curLine; i++) lines[i]->setSelection(ChatLine::None);
- } else if(selectionStart < curLine && l < curLine) {
- for(int i = selectionStart; i < curLine; i++) lines[i]->setSelection(ChatLine::Full);
- } else if(curLine < selectionEnd && l > curLine) {
- for(int i = curLine+1; i <= selectionEnd; i++) lines[i]->setSelection(ChatLine::Full);
- }
- }
- curLine = l;
- //ensureVisible(l);
- viewport()->update();
- }
- }
-}
-
-//!\brief Clear current text selection.
-void ChatWidget::clearSelection() {
- if(selectionMode == TextSelected) {
- lines[selectionLine]->setSelection(ChatLine::None);
- } else if(selectionMode == LinesSelected) {
- for(int i = selectionStart; i <= selectionEnd; i++) {
- lines[i]->setSelection(ChatLine::None);
- }
- }
- selectionMode = NoSelection;
- viewport()->update();
-}
-
-//!\brief Convert current selection to human-readable string.
-QString ChatWidget::selectionToString() {
- //TODO Make selection format configurable!
- if(selectionMode == NoSelection) return "";
- if(selectionMode == LinesSelected) {
- QString result;
- for(int l = selectionStart; l <= selectionEnd; l++) {
- result += QString("[%1] %2 %3\n").arg(lines[l]->timeStamp().toLocalTime().toString("hh:mm:ss"))
- .arg(lines[l]->sender()).arg(lines[l]->text());
- }
- return result;
- }
- // selectionMode == TextSelected
- return lines[selectionLine]->text().mid(selectionStart, selectionEnd - selectionStart);
-}
-
-/************************************************************************************/
-
-//!\brief Construct a ChatLine object from a message.
-/**
- * \param m The message to be layouted and rendered
- * \param net The network name
- * \param buf The buffer name
- */
-ChatLine::ChatLine(Message m) : QObject() {
- hght = 0;
- //networkName = m.buffer.network();
- //bufferName = m.buffer.buffer();
- msg = m;
- selectionMode = None;
- formatMsg(msg);
-}
-
-ChatLine::~ChatLine() {
-
-}
-
-void ChatLine::formatMsg(Message msg) {
- QString user = userFromMask(msg.sender);
- QString host = hostFromMask(msg.sender);
- QString nick = nickFromMask(msg.sender);
- QString text = Style::mircToInternal(msg.text);
- QString networkName = msg.buffer.network();
- QString bufferName = msg.buffer.buffer();
-
- QString c = tr("%DT[%1]").arg(msg.timeStamp.toLocalTime().toString("hh:mm:ss"));
- QString s, t;
- switch(msg.type) {
- case Message::Plain:
- s = tr("%DS<%1>").arg(nick); t = tr("%D0%1").arg(text); break;
- case Message::Server:
- s = tr("%Ds*"); t = tr("%Ds%1").arg(text); break;
- case Message::Error:
- s = tr("%De*"); t = tr("%De%1").arg(text); break;
- case Message::Join:
- s = tr("%Dj-->"); t = tr("%Dj%DN%DU%1%DU%DN %DH(%2@%3)%DH has joined %DC%DU%4%DU%DC").arg(nick, user, host, bufferName); break;
- case Message::Part:
- s = tr("%Dp<--"); t = tr("%Dp%DN%DU%1%DU%DN %DH(%2@%3)%DH has left %DC%DU%4%DU%DC").arg(nick, user, host, bufferName);
- if(!text.isEmpty()) t = QString("%1 (%2)").arg(t).arg(text);
- break;
- case Message::Quit:
- s = tr("%Dq<--"); t = tr("%Dq%DN%DU%1%DU%DN %DH(%2@%3)%DH has quit").arg(nick, user, host);
- if(!text.isEmpty()) t = QString("%1 (%2)").arg(t).arg(text);
- break;
- case Message::Kick:
- { s = tr("%Dk<-*");
- QString victim = text.section(" ", 0, 0);
- //if(victim == ui.ownNick->currentText()) victim = tr("you");
- QString kickmsg = text.section(" ", 1);
- t = tr("%Dk%DN%DU%1%DU%DN has kicked %DN%DU%2%DU%DN from %DC%DU%3%DU%DC").arg(nick).arg(victim).arg(bufferName);
- if(!kickmsg.isEmpty()) t = QString("%1 (%2)").arg(t).arg(kickmsg);
- }
- break;
- case Message::Nick:
- s = tr("%Dr<->");
- if(nick == msg.text) t = tr("%DrYou are now known as %DN%1%DN").arg(msg.text);
- else t = tr("%Dr%DN%1%DN is now known as %DN%DU%2%DU%DN").arg(nick, msg.text);
- break;
- case Message::Mode:
- s = tr("%Dm***");
- if(nick.isEmpty()) t = tr("%DmUser mode: %DM%1%DM").arg(msg.text);
- else t = tr("%DmMode %DM%1%DM by %DN%DU%2%DU%DN").arg(msg.text, nick);
- break;
- case Message::Action:
- s = tr("%Da-*-");
- t = tr("%Da%DN%DU%1%DU%DN %2").arg(nick).arg(msg.text);
- break;
- default:
- s = tr("%De%1").arg(msg.sender);
- t = tr("%De[%1]").arg(msg.text);
- }
- QTextOption tsOption, senderOption, textOption;
- tsFormatted = Style::internalToFormatted(c);
- senderFormatted = Style::internalToFormatted(s);
- textFormatted = Style::internalToFormatted(t);
- precomputeLine();
-}
-
-QList<ChatLine::FormatRange> ChatLine::calcFormatRanges(const Style::FormattedString &fs, QTextLayout::FormatRange additional) {
- QList<FormatRange> ranges;
- QList<QTextLayout::FormatRange> formats = fs.formats;
- formats.append(additional);
- int cur = -1;
- FormatRange range, lastrange;
- for(int i = 0; i < fs.text.length(); i++) {
- QTextCharFormat format;
- foreach(QTextLayout::FormatRange f, formats) {
- if(i >= f.start && i < f.start + f.length) format.merge(f.format);
- }
- if(cur < 0) {
- range.start = 0; range.length = 1; range.format= format;
- cur = 0;
- } else {
- if(format == range.format) range.length++;
- else {
- QFontMetrics metrics(range.format.font());
- range.height = metrics.lineSpacing();
- ranges.append(range);
- range.start = i; range.length = 1; range.format = format;
- cur++;
- }
- }
- }
- if(cur >= 0) {
- QFontMetrics metrics(range.format.font());
- range.height = metrics.lineSpacing();
- ranges.append(range);
- }
- return ranges;
-}
-
-void ChatLine::setSelection(SelectionMode mode, int start, int end) {
- selectionMode = mode;
- //tsFormat.clear(); senderFormat.clear(); textFormat.clear();
- QPalette pal = QApplication::palette();
- QTextLayout::FormatRange tsSel, senderSel, textSel;
- switch (mode) {
- case None:
- tsFormat = calcFormatRanges(tsFormatted);
- senderFormat = calcFormatRanges(senderFormatted);
- textFormat = calcFormatRanges(textFormatted);
- break;
- case Partial:
- selectionStart = qMin(start, end); selectionEnd = qMax(start, end);
- textSel.format.setForeground(pal.brush(QPalette::HighlightedText));
- textSel.format.setBackground(pal.brush(QPalette::Highlight));
- textSel.start = selectionStart;
- textSel.length = selectionEnd - selectionStart;
- //textFormat.append(textSel);
- textFormat = calcFormatRanges(textFormatted, textSel);
- foreach(FormatRange fr, textFormat);
- break;
- case Full:
- tsSel.format.setForeground(pal.brush(QPalette::HighlightedText));
- tsSel.format.setBackground(pal.brush(QPalette::Highlight));
- tsSel.start = 0; tsSel.length = tsFormatted.text.length();
- tsFormat = calcFormatRanges(tsFormatted, tsSel);
- senderSel.format.setForeground(pal.brush(QPalette::HighlightedText));
- senderSel.format.setBackground(pal.brush(QPalette::Highlight));
- senderSel.start = 0; senderSel.length = senderFormatted.text.length();
- senderFormat = calcFormatRanges(senderFormatted, senderSel);
- textSel.format.setForeground(pal.brush(QPalette::HighlightedText));
- textSel.format.setBackground(pal.brush(QPalette::Highlight));
- textSel.start = 0; textSel.length = textFormatted.text.length();
- textFormat = calcFormatRanges(textFormatted, textSel);
- break;
- }
-}
-
-uint ChatLine::msgId() {
- return msg.buffer.uid();
-}
-
-BufferId ChatLine::bufferId() {
- return msg.buffer;
-}
-
-QDateTime ChatLine::timeStamp() {
- return msg.timeStamp;
-}
-
-QString ChatLine::sender() {
- return senderFormatted.text;
-}
-
-QString ChatLine::text() {
- return textFormatted.text;
-}
-
-bool ChatLine::isUrl(int c) {
- if(c < 0 || c >= charUrlIdx.count()) return false;;
- return charUrlIdx[c] >= 0;
-}
-
-QUrl ChatLine::getUrl(int c) {
- if(c < 0 || c >= charUrlIdx.count()) return QUrl();
- int i = charUrlIdx[c];
- if(i >= 0) return textFormatted.urls[i].url;
- else return QUrl();
-}
-
-//!\brief Return the cursor position for the given coordinate pos.
-/**
- * \param pos The position relative to the ChatLine
- * \return The cursor position, [or -3 for invalid,] or -2 for timestamp, or -1 for sender
- */
-int ChatLine::posToCursor(QPointF pos) {
- if(pos.x() < tsWidth + (int)Style::sepTsSender()/2) return -2;
- qreal textStart = tsWidth + Style::sepTsSender() + senderWidth + Style::sepSenderText();
- if(pos.x() < textStart) return -1;
- int x = (int)(pos.x() - textStart);
- for(int l = lineLayouts.count() - 1; l >=0; l--) {
- LineLayout line = lineLayouts[l];
- if(pos.y() >= line.y) {
- int offset = charPos[line.start]; x += offset;
- for(int i = line.start + line.length - 1; i >= line.start; i--) {
- if((charPos[i] + charPos[i+1])/2 <= x) return i+1; // FIXME: Optimize this!
- }
- return line.start;
- }
- }
-}
-
-void ChatLine::precomputeLine() {
- tsFormat = calcFormatRanges(tsFormatted);
- senderFormat = calcFormatRanges(senderFormatted);
- textFormat = calcFormatRanges(textFormatted);
-
- minHeight = 0;
- foreach(FormatRange fr, tsFormat) minHeight = qMax(minHeight, fr.height);
- foreach(FormatRange fr, senderFormat) minHeight = qMax(minHeight, fr.height);
-
- words.clear();
- charPos.resize(textFormatted.text.length() + 1);
- charHeights.resize(textFormatted.text.length());
- charUrlIdx.fill(-1, textFormatted.text.length());
- for(int i = 0; i < textFormatted.urls.count(); i++) {
- Style::UrlInfo url = textFormatted.urls[i];
- for(int j = url.start; j < url.end; j++) charUrlIdx[j] = i;
- }
- if(!textFormat.count()) return;
- int idx = 0; int cnt = 0; int w = 0; int h = 0;
- QFontMetrics metrics(textFormat[0].format.font());
- Word wr;
- wr.start = -1; wr.trailing = -1;
- for(int i = 0; i < textFormatted.text.length(); ) {
- charPos[i] = w; charHeights[i] = textFormat[idx].height;
- w += metrics.charWidth(textFormatted.text, i);
- if(!textFormatted.text[i].isSpace()) {
- if(wr.trailing >= 0) {
- // new word after space
- words.append(wr);
- wr.start = -1;
- }
- if(wr.start < 0) {
- wr.start = i; wr.length = 1; wr.trailing = -1; wr.height = textFormat[idx].height;
- } else {
- wr.length++; wr.height = qMax(wr.height, textFormat[idx].height);
- }
- } else {
- if(wr.start < 0) {
- wr.start = i; wr.length = 0; wr.trailing = 1; wr.height = 0;
- } else {
- wr.trailing++;
- }
- }
- if(++i < textFormatted.text.length() && ++cnt >= textFormat[idx].length) {
- cnt = 0; idx++;
- Q_ASSERT(idx < textFormat.count());
- metrics = QFontMetrics(textFormat[idx].format.font());
- }
- }
- charPos[textFormatted.text.length()] = w;
- if(wr.start >= 0) words.append(wr);
-}
-
-qreal ChatLine::layout(qreal tsw, qreal senderw, qreal textw) {
- tsWidth = tsw; senderWidth = senderw; textWidth = textw;
- if(textw <= 0) return minHeight;
- lineLayouts.clear(); LineLayout line;
- int h = 0;
- int offset = 0; int numWords = 0;
- line.y = 0;
- line.start = 0;
- line.height = minHeight; // first line needs room for ts and sender
- for(int i = 0; i < words.count(); i++) {
- int lastpos = charPos[words[i].start + words[i].length]; // We use charPos[lastchar + 1], 'coz last char needs to fit
- if(lastpos - offset <= textw) {
- line.height = qMax(line.height, words[i].height);
- line.length = words[i].start + words[i].length - line.start;
- numWords++;
- } else {
- // we need to wrap!
- if(numWords > 0) {
- // ok, we had some words before, so store the layout and start a new line
- h += line.height;
- line.length = words[i-1].start + words[i-1].length - line.start;
- lineLayouts.append(line);
- line.y += line.height;
- line.start = words[i].start;
- line.height = words[i].height;
- offset = charPos[words[i].start];
- }
- numWords = 1;
- // check if the word fits into the current line
- if(lastpos - offset <= textw) {
- line.length = words[i].length;
- } else {
- // we need to break a word in the middle
- int border = (int)textw + offset; // save some additions
- line.start = words[i].start;
- line.length = 1;
- line.height = charHeights[line.start];
- int j = line.start + 1;
- for(int l = 1; l < words[i].length; j++, l++) {
- if(charPos[j+1] < border) {
- line.length++;
- line.height = qMax(line.height, charHeights[j]);
- continue;
- } else {
- h += line.height;
- lineLayouts.append(line);
- line.y += line.height;
- line.start = j;
- line.height = charHeights[j];
- line.length = 1;
- offset = charPos[j];
- border = (int)textw + offset;
- }
- }
- }
- }
- }
- h += line.height;
- if(numWords > 0) {
- lineLayouts.append(line);
- }
- hght = h;
- return hght;
-}
-
-//!\brief Draw ChatLine on the given QPainter at the given position.
-void ChatLine::draw(QPainter *p, const QPointF &pos) {
- QPalette pal = QApplication::palette();
-
- if(selectionMode == Full) {
- p->setPen(Qt::NoPen);
- p->setBrush(pal.brush(QPalette::Highlight));
- p->drawRect(QRectF(pos, QSizeF(tsWidth + Style::sepTsSender() + senderWidth + Style::sepSenderText() + textWidth, height())));
- } else if(selectionMode == Partial) {
-
- } /*
- p->setClipRect(QRectF(pos, QSizeF(tsWidth, height())));
- tsLayout.draw(p, pos, tsFormat);
- p->setClipRect(QRectF(pos + QPointF(tsWidth + Style::sepTsSender(), 0), QSizeF(senderWidth, height())));
- senderLayout.draw(p, pos + QPointF(tsWidth + Style::sepTsSender(), 0), senderFormat);
- p->setClipping(false);
- textLayout.draw(p, pos + QPointF(tsWidth + Style::sepTsSender() + senderWidth + Style::sepSenderText(), 0), textFormat);
- */
- //p->setClipRect(QRectF(pos, QSizeF(tsWidth, 15)));
- //p->drawRect(QRectF(pos, QSizeF(tsWidth, minHeight)));
- p->setBackgroundMode(Qt::OpaqueMode);
- QPointF tp = pos;
- QRectF rect(pos, QSizeF(tsWidth, minHeight));
- QRectF brect;
- foreach(FormatRange fr, tsFormat) {
- p->setFont(fr.format.font());
- p->setPen(QPen(fr.format.foreground(), 0)); p->setBackground(fr.format.background());
- p->drawText(rect, Qt::AlignLeft|Qt::TextSingleLine, tsFormatted.text.mid(fr.start, fr.length), &brect);
- rect.setLeft(brect.right());
- }
- rect = QRectF(pos + QPointF(tsWidth + Style::sepTsSender(), 0), QSizeF(senderWidth, minHeight));
- for(int i = senderFormat.count() - 1; i >= 0; i--) {
- FormatRange fr = senderFormat[i];
- p->setFont(fr.format.font()); p->setPen(QPen(fr.format.foreground(), 0)); p->setBackground(fr.format.background());
- p->drawText(rect, Qt::AlignRight|Qt::TextSingleLine, senderFormatted.text.mid(fr.start, fr.length), &brect);
- rect.setRight(brect.left());
- }
- QPointF tpos = pos + QPointF(tsWidth + Style::sepTsSender() + senderWidth + Style::sepSenderText(), 0);
- qreal h = 0; int l = 0;
- rect = QRectF(tpos + QPointF(0, h), QSizeF(textWidth, lineLayouts[l].height));
- int offset = 0;
- foreach(FormatRange fr, textFormat) {
- if(l >= lineLayouts.count()) break;
- p->setFont(fr.format.font()); p->setPen(QPen(fr.format.foreground(), 0)); p->setBackground(fr.format.background());
- int start, end, frend, llend;
- do {
- frend = fr.start + fr.length;
- if(frend <= lineLayouts[l].start) break;
- llend = lineLayouts[l].start + lineLayouts[l].length;
- start = qMax(fr.start, lineLayouts[l].start); end = qMin(frend, llend);
- rect.setLeft(tpos.x() + charPos[start] - offset);
- p->drawText(rect, Qt::AlignLeft|Qt::TextSingleLine, textFormatted.text.mid(start, end - start), &brect);
- if(llend <= end) {
- h += lineLayouts[l].height;
- l++;
- if(l < lineLayouts.count()) {
- rect = QRectF(tpos + QPointF(0, h), QSizeF(textWidth, lineLayouts[l].height));
- offset = charPos[lineLayouts[l].start];
- }
- }
- } while(end < frend && l < lineLayouts.count());
- }
-}
-
-/******************************************************************************************************************/
-
projects / quassel.git / blobdiff