X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fqtui%2Fchatitem.cpp;h=57265137e4c017ac661284b658bb4108fa1c2d48;hp=03a5ddc214625a35bf318ec71eb511edfe4a6168;hb=a7f69cdd5a7ddd31fc461bc41f2320ba3e3e4738;hpb=6353231ed1d32a5be3580ba60a06d9cf588ad877 diff --git a/src/qtui/chatitem.cpp b/src/qtui/chatitem.cpp index 03a5ddc2..57265137 100644 --- a/src/qtui/chatitem.cpp +++ b/src/qtui/chatitem.cpp @@ -1,5 +1,5 @@ /*************************************************************************** - * Copyright (C) 2005-2010 by the Quassel Project * + * Copyright (C) 2005-2013 by the Quassel Project * * devel@quassel-irc.org * * * * This program is free software; you can redistribute it and/or modify * @@ -15,7 +15,7 @@ * 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. * + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * ***************************************************************************/ #include @@ -33,6 +33,7 @@ #include "chatitem.h" #include "chatline.h" #include "chatlinemodel.h" +#include "chatview.h" #include "contextmenuactionprovider.h" #include "iconloader.h" #include "mainwin.h" @@ -40,372 +41,517 @@ #include "qtuistyle.h" ChatItem::ChatItem(const QRectF &boundingRect, ChatLine *parent) -: _parent(parent), - _boundingRect(boundingRect), - _selectionMode(NoSelection), - _selectionStart(-1) + : _parent(parent), + _boundingRect(boundingRect), + _selectionMode(NoSelection), + _selectionStart(-1), + _cachedLayout(0) { +} + + +ChatItem::~ChatItem() +{ + delete _cachedLayout; +} + + +ChatLine *ChatItem::chatLine() const +{ + return _parent; +} + + +ChatScene *ChatItem::chatScene() const +{ + return chatLine()->chatScene(); +} + + +ChatView *ChatItem::chatView() const +{ + return chatScene()->chatView(); +} + + +const QAbstractItemModel *ChatItem::model() const +{ + return chatLine()->model(); +} + + +int ChatItem::row() const +{ + return chatLine()->row(); +} + + +QPointF ChatItem::mapToLine(const QPointF &p) const +{ + return p + pos(); +} + +QPointF ChatItem::mapFromLine(const QPointF &p) const +{ + return p - pos(); +} + + +// relative to the ChatLine +QPointF ChatItem::mapToScene(const QPointF &p) const +{ + return chatLine()->mapToScene(p /* + pos() */); } -QVariant ChatItem::data(int role) const { - QModelIndex index = model()->index(row(), column()); - if(!index.isValid()) { - qWarning() << "ChatItem::data(): model index is invalid!" << index; - return QVariant(); - } - return model()->data(index, role); + +QPointF ChatItem::mapFromScene(const QPointF &p) const +{ + return chatLine()->mapFromScene(p) /* - pos() */; } -qint16 ChatItem::posToCursor(const QPointF &posInLine) const { - QPointF pos = mapFromLine(posInLine); - if(pos.y() > height()) return data(MessageModel::DisplayRole).toString().length(); - if(pos.y() < 0) return 0; - QTextLayout layout; - initLayout(&layout); - for(int l = layout.lineCount() - 1; l >= 0; l--) { - QTextLine line = layout.lineAt(l); - if(pos.y() >= line.y()) { - return line.xToCursor(pos.x(), QTextLine::CursorOnCharacter); +QVariant ChatItem::data(int role) const +{ + QModelIndex index = model()->index(row(), column()); + if (!index.isValid()) { + qWarning() << "ChatItem::data(): model index is invalid!" << index; + return QVariant(); } - } - return 0; + return model()->data(index, role); } -void ChatItem::initLayoutHelper(QTextLayout *layout, QTextOption::WrapMode wrapMode, Qt::Alignment alignment) const { - Q_ASSERT(layout); - layout->setText(data(MessageModel::DisplayRole).toString()); +QTextLayout *ChatItem::layout() const +{ + if (_cachedLayout) + return _cachedLayout; + + _cachedLayout = new QTextLayout; + initLayout(_cachedLayout); + chatView()->setHasCache(chatLine()); + return _cachedLayout; +} - QTextOption option; - option.setWrapMode(wrapMode); - option.setAlignment(alignment); - layout->setTextOption(option); - QList formatRanges - = QtUi::style()->toTextLayoutList(formatList(), layout->text().length(), data(ChatLineModel::MsgLabelRole).toUInt()); - layout->setAdditionalFormats(formatRanges); +void ChatItem::clearCache() +{ + delete _cachedLayout; + _cachedLayout = 0; +} + + +void ChatItem::initLayoutHelper(QTextLayout *layout, QTextOption::WrapMode wrapMode, Qt::Alignment alignment) const +{ + Q_ASSERT(layout); + + layout->setText(data(MessageModel::DisplayRole).toString()); + + QTextOption option; + option.setWrapMode(wrapMode); + option.setAlignment(alignment); + layout->setTextOption(option); + + QList formatRanges + = QtUi::style()->toTextLayoutList(formatList(), layout->text().length(), data(ChatLineModel::MsgLabelRole).toUInt()); + layout->setAdditionalFormats(formatRanges); +} + + +void ChatItem::initLayout(QTextLayout *layout) const +{ + initLayoutHelper(layout, QTextOption::NoWrap); + doLayout(layout); +} + + +void ChatItem::doLayout(QTextLayout *layout) const +{ + layout->beginLayout(); + QTextLine line = layout->createLine(); + if (line.isValid()) { + line.setLineWidth(width()); + line.setPosition(QPointF(0, 0)); + } + layout->endLayout(); } -UiStyle::FormatList ChatItem::formatList() const { - return data(MessageModel::FormatRole).value(); + +UiStyle::FormatList ChatItem::formatList() const +{ + return data(MessageModel::FormatRole).value(); } -void ChatItem::doLayout(QTextLayout *layout) const { - layout->beginLayout(); - QTextLine line = layout->createLine(); - if(line.isValid()) { - line.setLineWidth(width()); - line.setPosition(QPointF(0,0)); - } - layout->endLayout(); + +qint16 ChatItem::posToCursor(const QPointF &posInLine) const +{ + QPointF pos = mapFromLine(posInLine); + if (pos.y() > height()) + return data(MessageModel::DisplayRole).toString().length(); + if (pos.y() < 0) + return 0; + + for (int l = layout()->lineCount() - 1; l >= 0; l--) { + QTextLine line = layout()->lineAt(l); + if (pos.y() >= line.y()) { + return line.xToCursor(pos.x(), QTextLine::CursorOnCharacter); + } + } + return 0; } -void ChatItem::paintBackground(QPainter *painter) { - QVariant bgBrush; - if(_selectionMode == FullSelection) - bgBrush = data(ChatLineModel::SelectedBackgroundRole); - else - bgBrush = data(ChatLineModel::BackgroundRole); - if(bgBrush.isValid()) - painter->fillRect(boundingRect(), bgBrush.value()); + +void ChatItem::paintBackground(QPainter *painter) +{ + QVariant bgBrush; + if (_selectionMode == FullSelection) + bgBrush = data(ChatLineModel::SelectedBackgroundRole); + else + bgBrush = data(ChatLineModel::BackgroundRole); + if (bgBrush.isValid()) + painter->fillRect(boundingRect(), bgBrush.value()); } + // NOTE: This is not the most time-efficient implementation, but it saves space by not caching unnecessary data // This is a deliberate trade-off. (-> selectFmt creation, data() call) -void ChatItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) { - Q_UNUSED(option); Q_UNUSED(widget); - paintBackground(painter); +void ChatItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + Q_UNUSED(option); Q_UNUSED(widget); + painter->save(); + painter->setClipRect(boundingRect()); + paintBackground(painter); - QTextLayout layout; - initLayout(&layout); - layout.draw(painter, pos(), additionalFormats(), boundingRect()); + layout()->draw(painter, pos(), additionalFormats(), boundingRect()); - // layout()->draw(painter, QPointF(0,0), formats, boundingRect()); + // layout()->draw(painter, QPointF(0,0), formats, boundingRect()); - // Debuging Stuff - // uncomment partially or all of the following stuff: - // - // 0) alternativ painter color for debug stuff + // Debuging Stuff + // uncomment partially or all of the following stuff: + // + // 0) alternativ painter color for debug stuff // if(row() % 2) // painter->setPen(Qt::red); // else // painter->setPen(Qt::blue); - // 1) draw wordwrap points in the first line +// 1) draw wordwrap points in the first line // if(column() == 2) { // ChatLineModel::WrapList wrapList = data(ChatLineModel::WrapListRole).value(); // foreach(ChatLineModel::Word word, wrapList) { // if(word.endX > width()) -// break; +// break; // painter->drawLine(word.endX, 0, word.endX, height()); // } // } - // 2) draw MsgId over the time column +// 2) draw MsgId over the time column // if(column() == 0) { // QString msgIdString = QString::number(data(MessageModel::MsgIdRole).value().toInt()); // QPointF bottomPoint = boundingRect().bottomLeft(); // bottomPoint.ry() -= 2; // painter->drawText(bottomPoint, msgIdString); // } - // 3) draw bounding rect +// 3) draw bounding rect // painter->drawRect(_boundingRect.adjusted(0, 0, -1, -1)); -} -void ChatItem::overlayFormat(UiStyle::FormatList &fmtList, int start, int end, quint32 overlayFmt) const { - for(int i = 0; i < fmtList.count(); i++) { - int fmtStart = fmtList.at(i).first; - int fmtEnd = (i < fmtList.count()-1 ? fmtList.at(i+1).first : data(MessageModel::DisplayRole).toString().length()); + painter->restore(); +} - if(fmtEnd <= start) - continue; - if(fmtStart >= end) - break; - // split the format if necessary - if(fmtStart < start) { - fmtList.insert(i, fmtList.at(i)); - fmtList[++i].first = start; - } - if(end < fmtEnd) { - fmtList.insert(i, fmtList.at(i)); - fmtList[i+1].first = end; +void ChatItem::overlayFormat(UiStyle::FormatList &fmtList, int start, int end, quint32 overlayFmt) const +{ + for (int i = 0; i < fmtList.count(); i++) { + int fmtStart = fmtList.at(i).first; + int fmtEnd = (i < fmtList.count()-1 ? fmtList.at(i+1).first : data(MessageModel::DisplayRole).toString().length()); + + if (fmtEnd <= start) + continue; + if (fmtStart >= end) + break; + + // split the format if necessary + if (fmtStart < start) { + fmtList.insert(i, fmtList.at(i)); + fmtList[++i].first = start; + } + if (end < fmtEnd) { + fmtList.insert(i, fmtList.at(i)); + fmtList[i+1].first = end; + } + + fmtList[i].second |= overlayFmt; } - - fmtList[i].second |= overlayFmt; - } } -QVector ChatItem::additionalFormats() const { - return selectionFormats(); + +QVector ChatItem::additionalFormats() const +{ + return selectionFormats(); } -QVector ChatItem::selectionFormats() const { - if(!hasSelection()) - return QVector(); - int start, end; - if(_selectionMode == FullSelection) { - start = 0; - end = data(MessageModel::DisplayRole).toString().length(); - } else { - start = qMin(_selectionStart, _selectionEnd); - end = qMax(_selectionStart, _selectionEnd); - } +QVector ChatItem::selectionFormats() const +{ + if (!hasSelection()) + return QVector(); - UiStyle::FormatList fmtList = formatList(); + int start, end; + if (_selectionMode == FullSelection) { + start = 0; + end = data(MessageModel::DisplayRole).toString().length(); + } + else { + start = qMin(_selectionStart, _selectionEnd); + end = qMax(_selectionStart, _selectionEnd); + } - while(fmtList.count() > 1 && fmtList.at(1).first <= start) - fmtList.removeFirst(); + UiStyle::FormatList fmtList = formatList(); - fmtList.first().first = start; + while (fmtList.count() > 1 && fmtList.at(1).first <= start) + fmtList.removeFirst(); - while(fmtList.count() > 1 && fmtList.last().first >= end) - fmtList.removeLast(); + fmtList.first().first = start; - return QtUi::style()->toTextLayoutList(fmtList, end, UiStyle::Selected|data(ChatLineModel::MsgLabelRole).toUInt()).toVector(); -} + while (fmtList.count() > 1 && fmtList.last().first >= end) + fmtList.removeLast(); -bool ChatItem::hasSelection() const { - if(_selectionMode == NoSelection) - return false; - if(_selectionMode == FullSelection) - return true; - // partial - return _selectionStart != _selectionEnd; + return QtUi::style()->toTextLayoutList(fmtList, end, UiStyle::Selected|data(ChatLineModel::MsgLabelRole).toUInt()).toVector(); } -QString ChatItem::selection() const { - if(_selectionMode == FullSelection) - return data(MessageModel::DisplayRole).toString(); - if(_selectionMode == PartialSelection) - return data(MessageModel::DisplayRole).toString().mid(qMin(_selectionStart, _selectionEnd), qAbs(_selectionStart - _selectionEnd)); - return QString(); -} -void ChatItem::setSelection(SelectionMode mode, qint16 start, qint16 end) { - _selectionMode = mode; - _selectionStart = start; - _selectionEnd = end; - chatLine()->update(); +bool ChatItem::hasSelection() const +{ + if (_selectionMode == NoSelection) + return false; + if (_selectionMode == FullSelection) + return true; + // partial + return _selectionStart != _selectionEnd; } -void ChatItem::setFullSelection() { - if(_selectionMode != FullSelection) { - _selectionMode = FullSelection; - chatLine()->update(); - } + +QString ChatItem::selection() const +{ + if (_selectionMode == FullSelection) + return data(MessageModel::DisplayRole).toString(); + if (_selectionMode == PartialSelection) + return data(MessageModel::DisplayRole).toString().mid(qMin(_selectionStart, _selectionEnd), qAbs(_selectionStart - _selectionEnd)); + return QString(); } -void ChatItem::clearSelection() { - if(_selectionMode != NoSelection) { - _selectionMode = NoSelection; + +void ChatItem::setSelection(SelectionMode mode, qint16 start, qint16 end) +{ + _selectionMode = mode; + _selectionStart = start; + _selectionEnd = end; chatLine()->update(); - } } -void ChatItem::continueSelecting(const QPointF &pos) { - _selectionMode = PartialSelection; - _selectionEnd = posToCursor(pos); - chatLine()->update(); + +void ChatItem::setFullSelection() +{ + if (_selectionMode != FullSelection) { + _selectionMode = FullSelection; + chatLine()->update(); + } } -bool ChatItem::isPosOverSelection(const QPointF &pos) const { - if(_selectionMode == FullSelection) - return true; - if(_selectionMode == PartialSelection) { - int cursor = posToCursor(pos); - return cursor >= qMin(_selectionStart, _selectionEnd) && cursor <= qMax(_selectionStart, _selectionEnd); - } - return false; + +void ChatItem::clearSelection() +{ + if (_selectionMode != NoSelection) { + _selectionMode = NoSelection; + chatLine()->update(); + } } -QList ChatItem::findWords(const QString &searchWord, Qt::CaseSensitivity caseSensitive) { - QList resultList; - const QAbstractItemModel *model_ = model(); - if(!model_) - return resultList; - QString plainText = model_->data(model_->index(row(), column()), MessageModel::DisplayRole).toString(); - QList indexList; - int searchIdx = plainText.indexOf(searchWord, 0, caseSensitive); - while(searchIdx != -1) { - indexList << searchIdx; - searchIdx = plainText.indexOf(searchWord, searchIdx + 1, caseSensitive); - } - - QTextLayout layout; - initLayout(&layout); - foreach(int idx, indexList) { - QTextLine line = layout.lineForTextPosition(idx); - qreal x = line.cursorToX(idx); - qreal width = line.cursorToX(idx + searchWord.count()) - x; - qreal height = line.height(); - qreal y = height * line.lineNumber(); - resultList << QRectF(x, y, width, height); - } +void ChatItem::continueSelecting(const QPointF &pos) +{ + _selectionMode = PartialSelection; + _selectionEnd = posToCursor(pos); + chatLine()->update(); +} + - return resultList; +bool ChatItem::isPosOverSelection(const QPointF &pos) const +{ + if (_selectionMode == FullSelection) + return true; + if (_selectionMode == PartialSelection) { + int cursor = posToCursor(pos); + return cursor >= qMin(_selectionStart, _selectionEnd) && cursor <= qMax(_selectionStart, _selectionEnd); + } + return false; } -void ChatItem::handleClick(const QPointF &pos, ChatScene::ClickMode clickMode) { - // single clicks are already handled by the scene (for clearing the selection) - if(clickMode == ChatScene::DragStartClick) { - chatScene()->setSelectingItem(this); - _selectionStart = _selectionEnd = posToCursor(pos); - _selectionMode = NoSelection; // will be set to PartialSelection by mouseMoveEvent - chatLine()->update(); - } + +QList ChatItem::findWords(const QString &searchWord, Qt::CaseSensitivity caseSensitive) +{ + QList resultList; + const QAbstractItemModel *model_ = model(); + if (!model_) + return resultList; + + QString plainText = model_->data(model_->index(row(), column()), MessageModel::DisplayRole).toString(); + QList indexList; + int searchIdx = plainText.indexOf(searchWord, 0, caseSensitive); + while (searchIdx != -1) { + indexList << searchIdx; + searchIdx = plainText.indexOf(searchWord, searchIdx + 1, caseSensitive); + } + + foreach(int idx, indexList) { + QTextLine line = layout()->lineForTextPosition(idx); + qreal x = line.cursorToX(idx); + qreal width = line.cursorToX(idx + searchWord.count()) - x; + qreal height = line.height(); + qreal y = height * line.lineNumber(); + resultList << QRectF(x, y, width, height); + } + + return resultList; } -void ChatItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) { - if(event->buttons() == Qt::LeftButton) { - if(boundingRect().contains(event->pos())) { - qint16 end = posToCursor(event->pos()); - if(end != _selectionEnd) { - _selectionEnd = end; - _selectionMode = (_selectionStart != _selectionEnd ? PartialSelection : NoSelection); + +void ChatItem::handleClick(const QPointF &pos, ChatScene::ClickMode clickMode) +{ + // single clicks are already handled by the scene (for clearing the selection) + if (clickMode == ChatScene::DragStartClick) { + chatScene()->setSelectingItem(this); + _selectionStart = _selectionEnd = posToCursor(pos); + _selectionMode = NoSelection; // will be set to PartialSelection by mouseMoveEvent chatLine()->update(); - } - } else { - setFullSelection(); - chatScene()->startGlobalSelection(this, event->pos()); } - event->accept(); - } else { - event->ignore(); - } } -void ChatItem::mousePressEvent(QGraphicsSceneMouseEvent *event) { - if(event->buttons() == Qt::LeftButton) - event->accept(); - else - event->ignore(); + +void ChatItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) +{ + if (event->buttons() == Qt::LeftButton) { + if (boundingRect().contains(event->pos())) { + qint16 end = posToCursor(event->pos()); + if (end != _selectionEnd) { + _selectionEnd = end; + _selectionMode = (_selectionStart != _selectionEnd ? PartialSelection : NoSelection); + chatLine()->update(); + } + } + else { + setFullSelection(); + chatScene()->startGlobalSelection(this, event->pos()); + } + event->accept(); + } + else { + event->ignore(); + } } -void ChatItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) { - if(_selectionMode != NoSelection && event->button() == Qt::LeftButton) { - chatScene()->selectionToClipboard(QClipboard::Selection); - event->accept(); - } else - event->ignore(); + +void ChatItem::mousePressEvent(QGraphicsSceneMouseEvent *event) +{ + if (event->buttons() == Qt::LeftButton) + event->accept(); + else + event->ignore(); } -void ChatItem::addActionsToMenu(QMenu *menu, const QPointF &pos) { - Q_UNUSED(pos); - GraphicalUi::contextMenuActionProvider()->addActions(menu, chatScene()->filter(), data(MessageModel::BufferIdRole).value()); +void ChatItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) +{ + if (_selectionMode != NoSelection && event->button() == Qt::LeftButton) { + chatScene()->selectionToClipboard(QClipboard::Selection); + event->accept(); + } + else + event->ignore(); +} + + +void ChatItem::addActionsToMenu(QMenu *menu, const QPointF &pos) +{ + Q_UNUSED(pos); + + GraphicalUi::contextMenuActionProvider()->addActions(menu, chatScene()->filter(), data(MessageModel::BufferIdRole).value()); } + // ************************************************************ // SenderChatItem // ************************************************************ -void SenderChatItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) { - Q_UNUSED(option); Q_UNUSED(widget); - paintBackground(painter); - - QTextLayout layout; - initLayout(&layout); - qreal layoutWidth = layout.minimumWidth(); - qreal offset = 0; - if(chatScene()->senderCutoffMode() == ChatScene::CutoffLeft) - offset = qMin(width() - layoutWidth, (qreal)0); - else - offset = qMax(layoutWidth - width(), (qreal)0); - - if(layoutWidth > width()) { - // Draw a nice gradient for longer items - // Qt's text drawing with a gradient brush sucks, so we use an alpha-channeled pixmap instead - QPixmap pixmap(layout.boundingRect().toRect().size()); - pixmap.fill(Qt::transparent); - QPainter pixPainter(&pixmap); - layout.draw(&pixPainter, QPointF(qMax(offset, (qreal)0), 0), additionalFormats()); - pixPainter.end(); - - // Create alpha channel mask - QPixmap mask(pixmap.size()); - QPainter maskPainter(&mask); - QLinearGradient gradient; - if(offset < 0) { - gradient.setStart(0, 0); - gradient.setFinalStop(12, 0); - gradient.setColorAt(0, Qt::black); - gradient.setColorAt(1, Qt::white); - } else { - gradient.setStart(width()-10, 0); - gradient.setFinalStop(width(), 0); - gradient.setColorAt(0, Qt::white); - gradient.setColorAt(1, Qt::black); - } - maskPainter.fillRect(0, 0, pixmap.width(), pixmap.height(), gradient); - pixmap.setAlphaChannel(mask); - painter->drawPixmap(pos(), pixmap); - } else { - layout.draw(painter, pos(), additionalFormats(), boundingRect()); - } -} - -void SenderChatItem::handleClick(const QPointF &pos, ChatScene::ClickMode clickMode) { - if(clickMode == ChatScene::DoubleClick) { - BufferInfo curBufInfo = Client::networkModel()->bufferInfo(data(MessageModel::BufferIdRole).value()); - QString nick = data(MessageModel::EditRole).toString(); - // check if the nick is a valid ircUser - if(!nick.isEmpty() && Client::network(curBufInfo.networkId())->ircUser(nick)) { - BufferId targetBufId = Client::networkModel()->bufferId(curBufInfo.networkId(), nick); - if(targetBufId.isValid()) { // querybuffer exists - Client::bufferModel()->switchToBuffer(targetBufId); - } - else { // we create it - Client::userInput(curBufInfo, QString("/QUERY %1").arg(nick)); - } - } - } - else - ChatItem::handleClick(pos, clickMode); +void SenderChatItem::initLayout(QTextLayout *layout) const +{ + initLayoutHelper(layout, QTextOption::ManualWrap, Qt::AlignRight); + doLayout(layout); +} + + +void SenderChatItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + Q_UNUSED(option); Q_UNUSED(widget); + painter->save(); + painter->setClipRect(boundingRect()); + paintBackground(painter); + + qreal layoutWidth = layout()->minimumWidth(); + qreal offset = 0; + if (chatScene()->senderCutoffMode() == ChatScene::CutoffLeft) + offset = qMin(width() - layoutWidth, (qreal)0); + else + offset = qMax(layoutWidth - width(), (qreal)0); + + if (layoutWidth > width()) { + // Draw a nice gradient for longer items + // Qt's text drawing with a gradient brush sucks, so we use an alpha-channeled pixmap instead + QPixmap pixmap(layout()->boundingRect().toRect().size()); + pixmap.fill(Qt::transparent); + QPainter pixPainter(&pixmap); + layout()->draw(&pixPainter, QPointF(qMax(offset, (qreal)0), 0), additionalFormats()); + pixPainter.end(); + + // Create alpha channel mask + QPixmap mask(pixmap.size()); + QPainter maskPainter(&mask); + QLinearGradient gradient; + if (offset < 0) { + gradient.setStart(0, 0); + gradient.setFinalStop(12, 0); + gradient.setColorAt(0, Qt::black); + gradient.setColorAt(1, Qt::white); + } + else { + gradient.setStart(width()-10, 0); + gradient.setFinalStop(width(), 0); + gradient.setColorAt(0, Qt::white); + gradient.setColorAt(1, Qt::black); + } + maskPainter.fillRect(0, 0, pixmap.width(), pixmap.height(), gradient); + pixmap.setAlphaChannel(mask); + painter->drawPixmap(pos(), pixmap); + } + else { + layout()->draw(painter, pos(), additionalFormats(), boundingRect()); + } + painter->restore(); +} + + +void SenderChatItem::handleClick(const QPointF &pos, ChatScene::ClickMode clickMode) +{ + if (clickMode == ChatScene::DoubleClick) { + BufferInfo curBufInfo = Client::networkModel()->bufferInfo(data(MessageModel::BufferIdRole).value()); + QString nick = data(MessageModel::EditRole).toString(); + // check if the nick is a valid ircUser + if (!nick.isEmpty() && Client::network(curBufInfo.networkId())->ircUser(nick)) + Client::bufferModel()->switchToOrStartQuery(curBufInfo.networkId(), nick); + } + else + ChatItem::handleClick(pos, clickMode); } + // ************************************************************ // ContentsChatItem // ************************************************************ @@ -413,266 +559,318 @@ void SenderChatItem::handleClick(const QPointF &pos, ChatScene::ClickMode clickM ContentsChatItem::ActionProxy ContentsChatItem::_actionProxy; ContentsChatItem::ContentsChatItem(const QPointF &pos, const qreal &width, ChatLine *parent) - : ChatItem(QRectF(pos, QSizeF(width, 0)), parent), + : ChatItem(QRectF(pos, QSizeF(width, 0)), parent), _data(0) { - setPos(pos); - setGeometryByWidth(width); + setPos(pos); + setGeometryByWidth(width); } -QFontMetricsF *ContentsChatItem::fontMetrics() const { - return QtUi::style()->fontMetrics(data(ChatLineModel::FormatRole).value().at(0).second, 0); -} -ContentsChatItem::~ContentsChatItem() { - delete _data; +QFontMetricsF *ContentsChatItem::fontMetrics() const +{ + return QtUi::style()->fontMetrics(data(ChatLineModel::FormatRole).value().at(0).second, 0); } -ContentsChatItemPrivate *ContentsChatItem::privateData() const { - if(!_data) { - ContentsChatItem *that = const_cast(this); - that->_data = new ContentsChatItemPrivate(ClickableList::fromString(data(ChatLineModel::DisplayRole).toString()), that); - } - return _data; + +ContentsChatItem::~ContentsChatItem() +{ + delete _data; } -qreal ContentsChatItem::setGeometryByWidth(qreal w) { - // We use this for reloading layout info as well, so we can't bail out if the width doesn't change - // compute height - int lines = 1; - WrapColumnFinder finder(this); - while(finder.nextWrapColumn(w) > 0) - lines++; - qreal spacing = qMax(fontMetrics()->lineSpacing(), fontMetrics()->height()); // cope with negative leading() - qreal h = lines * spacing; - delete _data; - _data = 0; +void ContentsChatItem::clearCache() +{ + delete _data; + _data = 0; + ChatItem::clearCache(); +} - if(w != width() || h != height()) - setGeometry(w, h); - return h; +ContentsChatItemPrivate *ContentsChatItem::privateData() const +{ + if (!_data) { + ContentsChatItem *that = const_cast(this); + that->_data = new ContentsChatItemPrivate(ClickableList::fromString(data(ChatLineModel::DisplayRole).toString()), that); + } + return _data; } -void ContentsChatItem::doLayout(QTextLayout *layout) const { - // QString t = data(Qt::DisplayRole).toString(); bool d = t.contains("protien"); - ChatLineModel::WrapList wrapList = data(ChatLineModel::WrapListRole).value(); - if(!wrapList.count()) return; // empty chatitem - qreal h = 0; - qreal spacing = qMax(fontMetrics()->lineSpacing(), fontMetrics()->height()); // cope with negative leading() - WrapColumnFinder finder(this); - layout->beginLayout(); - forever { - QTextLine line = layout->createLine(); - if(!line.isValid()) - break; +qreal ContentsChatItem::setGeometryByWidth(qreal w) +{ + // We use this for reloading layout info as well, so we can't bail out if the width doesn't change - int col = finder.nextWrapColumn(width()); - if(col < 0) - col = layout->text().length(); - int num = col - line.textStart(); + // compute height + int lines = 1; + WrapColumnFinder finder(this); + while (finder.nextWrapColumn(w) > 0) + lines++; + qreal spacing = qMax(fontMetrics()->lineSpacing(), fontMetrics()->height()); // cope with negative leading() + qreal h = lines * spacing; + delete _data; + _data = 0; - line.setNumColumns(num); + if (w != width() || h != height()) + setGeometry(w, h); - // Sometimes, setNumColumns will create a line that's too long (cf. Qt bug 238249) - // We verify this and try setting the width again, making it shorter each time until the lengths match. - // Dead fugly, but seems to work… - for(int i = line.textLength()-1; i >= 0 && line.textLength() > num; i--) { - line.setNumColumns(i); + return h; +} + + +void ContentsChatItem::initLayout(QTextLayout *layout) const +{ + initLayoutHelper(layout, QTextOption::WrapAtWordBoundaryOrAnywhere); + doLayout(layout); +} + + +void ContentsChatItem::doLayout(QTextLayout *layout) const +{ + ChatLineModel::WrapList wrapList = data(ChatLineModel::WrapListRole).value(); + if (!wrapList.count()) return; // empty chatitem + + qreal h = 0; + qreal spacing = qMax(fontMetrics()->lineSpacing(), fontMetrics()->height()); // cope with negative leading() + WrapColumnFinder finder(this); + layout->beginLayout(); + forever { + QTextLine line = layout->createLine(); + if (!line.isValid()) + break; + + int col = finder.nextWrapColumn(width()); + if (col < 0) + col = layout->text().length(); + int num = col - line.textStart(); + + line.setNumColumns(num); + + // Sometimes, setNumColumns will create a line that's too long (cf. Qt bug 238249) + // We verify this and try setting the width again, making it shorter each time until the lengths match. + // Dead fugly, but seems to work… + for (int i = line.textLength()-1; i >= 0 && line.textLength() > num; i--) { + line.setNumColumns(i); + } + if (num != line.textLength()) { + qWarning() << "WARNING: Layout engine couldn't workaround Qt bug 238249, please report!"; + // qDebug() << num << line.textLength() << t.mid(line.textStart(), line.textLength()) << t.mid(line.textStart() + line.textLength()); + } + + line.setPosition(QPointF(0, h)); + h += spacing; } - if(num != line.textLength()) { - qWarning() << "WARNING: Layout engine couldn't workaround Qt bug 238249, please report!"; - // qDebug() << num << line.textLength() << t.mid(line.textStart(), line.textLength()) << t.mid(line.textStart() + line.textLength()); + layout->endLayout(); +} + + +Clickable ContentsChatItem::clickableAt(const QPointF &pos) const +{ + return privateData()->clickables.atCursorPos(posToCursor(pos)); +} + + +UiStyle::FormatList ContentsChatItem::formatList() const +{ + UiStyle::FormatList fmtList = ChatItem::formatList(); + for (int i = 0; i < privateData()->clickables.count(); i++) { + Clickable click = privateData()->clickables.at(i); + if (click.type() == Clickable::Url) { + overlayFormat(fmtList, click.start(), click.start() + click.length(), UiStyle::Url); + } } + return fmtList; +} + - line.setPosition(QPointF(0, h)); - h += spacing; - } - layout->endLayout(); +QVector ContentsChatItem::additionalFormats() const +{ + QVector fmt = ChatItem::additionalFormats(); + // mark a clickable if hovered upon + if (privateData()->currentClickable.isValid()) { + Clickable click = privateData()->currentClickable; + QTextLayout::FormatRange f; + f.start = click.start(); + f.length = click.length(); + f.format.setFontUnderline(true); + fmt.append(f); + } + return fmt; } -Clickable ContentsChatItem::clickableAt(const QPointF &pos) const { - return privateData()->clickables.atCursorPos(posToCursor(pos)); + +void ContentsChatItem::endHoverMode() +{ + if (privateData()) { + if (privateData()->currentClickable.isValid()) { + chatLine()->unsetCursor(); + privateData()->currentClickable = Clickable(); + } + clearWebPreview(); + chatLine()->update(); + } } -UiStyle::FormatList ContentsChatItem::formatList() const { - UiStyle::FormatList fmtList = ChatItem::formatList(); - for(int i = 0; i < privateData()->clickables.count(); i++) { - Clickable click = privateData()->clickables.at(i); - if(click.type() == Clickable::Url) { - overlayFormat(fmtList, click.start(), click.start() + click.length(), UiStyle::Url); + +void ContentsChatItem::handleClick(const QPointF &pos, ChatScene::ClickMode clickMode) +{ + if (clickMode == ChatScene::SingleClick) { + qint16 idx = posToCursor(pos); + Clickable foo = privateData()->clickables.atCursorPos(idx); + if (foo.isValid()) { + NetworkId networkId = Client::networkModel()->networkId(data(MessageModel::BufferIdRole).value()); + QString text = data(ChatLineModel::DisplayRole).toString(); + foo.activate(networkId, text); + } } - } - return fmtList; + else if (clickMode == ChatScene::DoubleClick) { + chatScene()->setSelectingItem(this); + setSelectionMode(PartialSelection); + Clickable click = clickableAt(pos); + if (click.isValid()) { + setSelectionStart(click.start()); + setSelectionEnd(click.start() + click.length()); + } + else { + // find word boundary + QString str = data(ChatLineModel::DisplayRole).toString(); + qint16 cursor = posToCursor(pos); + qint16 start = str.lastIndexOf(QRegExp("\\W"), cursor) + 1; + qint16 end = qMin(str.indexOf(QRegExp("\\W"), cursor), str.length()); + if (end < 0) end = str.length(); + setSelectionStart(start); + setSelectionEnd(end); + } + chatLine()->update(); + } + else if (clickMode == ChatScene::TripleClick) { + setSelection(PartialSelection, 0, data(ChatLineModel::DisplayRole).toString().length()); + } + ChatItem::handleClick(pos, clickMode); } -QVector ContentsChatItem::additionalFormats() const { - QVector fmt = ChatItem::additionalFormats(); - // mark a clickable if hovered upon - if(privateData()->currentClickable.isValid()) { - Clickable click = privateData()->currentClickable; - QTextLayout::FormatRange f; - f.start = click.start(); - f.length = click.length(); - f.format.setFontUnderline(true); - fmt.append(f); - } - return fmt; + +void ContentsChatItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) +{ + // mouse move events always mean we're not hovering anymore... + endHoverMode(); + ChatItem::mouseMoveEvent(event); } -void ContentsChatItem::endHoverMode() { - if(privateData()) { - if(privateData()->currentClickable.isValid()) { - chatLine()->setCursor(Qt::ArrowCursor); - privateData()->currentClickable = Clickable(); + +void ContentsChatItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event) +{ + endHoverMode(); + event->accept(); +} + + +void ContentsChatItem::hoverMoveEvent(QGraphicsSceneHoverEvent *event) +{ + bool onClickable = false; + Clickable click = clickableAt(event->pos()); + if (click.isValid()) { + if (click.type() == Clickable::Url) { + onClickable = true; + showWebPreview(click); + } + else if (click.type() == Clickable::Channel) { + QString name = data(ChatLineModel::DisplayRole).toString().mid(click.start(), click.length()); + // don't make clickable if it's our own name + BufferId myId = data(MessageModel::BufferIdRole).value(); + if (Client::networkModel()->bufferName(myId) != name) + onClickable = true; + } + if (onClickable) { + chatLine()->setCursor(Qt::PointingHandCursor); + privateData()->currentClickable = click; + chatLine()->update(); + return; + } } - clearWebPreview(); - chatLine()->update(); - } -} - -void ContentsChatItem::handleClick(const QPointF &pos, ChatScene::ClickMode clickMode) { - if(clickMode == ChatScene::SingleClick) { - qint16 idx = posToCursor(pos); - Clickable foo = privateData()->clickables.atCursorPos(idx); - if(foo.isValid()) { - NetworkId networkId = Client::networkModel()->networkId(data(MessageModel::BufferIdRole).value()); - QString text = data(ChatLineModel::DisplayRole).toString(); - foo.activate(networkId, text); - } - } else if(clickMode == ChatScene::DoubleClick) { - chatScene()->setSelectingItem(this); - setSelectionMode(PartialSelection); - Clickable click = clickableAt(pos); - if(click.isValid()) { - setSelectionStart(click.start()); - setSelectionEnd(click.start() + click.length()); - } else { - // find word boundary - QString str = data(ChatLineModel::DisplayRole).toString(); - qint16 cursor = posToCursor(pos); - qint16 start = str.lastIndexOf(QRegExp("\\W"), cursor) + 1; - qint16 end = qMin(str.indexOf(QRegExp("\\W"), cursor), str.length()); - if(end < 0) end = str.length(); - setSelectionStart(start); - setSelectionEnd(end); + if (!onClickable) endHoverMode(); + event->accept(); +} + + +void ContentsChatItem::addActionsToMenu(QMenu *menu, const QPointF &pos) +{ + if (privateData()->currentClickable.isValid()) { + Clickable click = privateData()->currentClickable; + switch (click.type()) { + case Clickable::Url: + privateData()->activeClickable = click; + menu->addAction(SmallIcon("edit-copy"), tr("Copy Link Address"), + &_actionProxy, SLOT(copyLinkToClipboard()))->setData(QVariant::fromValue(this)); + break; + case Clickable::Channel: + { + // Remove existing menu actions, they confuse us when right-clicking on a clickable + menu->clear(); + QString name = data(ChatLineModel::DisplayRole).toString().mid(click.start(), click.length()); + GraphicalUi::contextMenuActionProvider()->addActions(menu, chatScene()->filter(), data(MessageModel::BufferIdRole).value(), name); + break; + } + default: + break; + } + } + else { + // Buffer-specific actions + ChatItem::addActionsToMenu(menu, pos); } - chatLine()->update(); - } else if(clickMode == ChatScene::TripleClick) { - setSelection(PartialSelection, 0, data(ChatLineModel::DisplayRole).toString().length()); - } - ChatItem::handleClick(pos, clickMode); -} - -void ContentsChatItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) { - // mouse move events always mean we're not hovering anymore... - endHoverMode(); - ChatItem::mouseMoveEvent(event); -} - -void ContentsChatItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event) { - endHoverMode(); - event->accept(); -} - -void ContentsChatItem::hoverMoveEvent(QGraphicsSceneHoverEvent *event) { - bool onClickable = false; - Clickable click = clickableAt(event->pos()); - if(click.isValid()) { - if(click.type() == Clickable::Url) { - onClickable = true; - showWebPreview(click); - } else if(click.type() == Clickable::Channel) { - QString name = data(ChatLineModel::DisplayRole).toString().mid(click.start(), click.length()); - // don't make clickable if it's our own name - BufferId myId = data(MessageModel::BufferIdRole).value(); - if(Client::networkModel()->bufferName(myId) != name) - onClickable = true; - } - if(onClickable) { - chatLine()->setCursor(Qt::PointingHandCursor); - privateData()->currentClickable = click; - chatLine()->update(); - return; - } - } - if(!onClickable) endHoverMode(); - event->accept(); -} - -void ContentsChatItem::addActionsToMenu(QMenu *menu, const QPointF &pos) { - if(privateData()->currentClickable.isValid()) { - Clickable click = privateData()->currentClickable; - switch(click.type()) { - case Clickable::Url: - privateData()->activeClickable = click; - menu->addAction(SmallIcon("edit-copy"), tr("Copy Link Address"), - &_actionProxy, SLOT(copyLinkToClipboard()))->setData(QVariant::fromValue(this)); - break; - case Clickable::Channel: { - // Hide existing menu actions, they confuse us when right-clicking on a clickable - foreach(QAction *action, menu->actions()) - action->setVisible(false); - QString name = data(ChatLineModel::DisplayRole).toString().mid(click.start(), click.length()); - GraphicalUi::contextMenuActionProvider()->addActions(menu, chatScene()->filter(), data(MessageModel::BufferIdRole).value(), name); - break; - } - default: - break; - } - } else { - // Buffer-specific actions - ChatItem::addActionsToMenu(menu, pos); - } -} - -void ContentsChatItem::copyLinkToClipboard() { - Clickable click = privateData()->activeClickable; - if(click.isValid() && click.type() == Clickable::Url) { - QString url = data(ChatLineModel::DisplayRole).toString().mid(click.start(), click.length()); - if(!url.contains("://")) - url = "http://" + url; - chatScene()->stringToClipboard(url); - } } + +void ContentsChatItem::copyLinkToClipboard() +{ + Clickable click = privateData()->activeClickable; + if (click.isValid() && click.type() == Clickable::Url) { + QString url = data(ChatLineModel::DisplayRole).toString().mid(click.start(), click.length()); + if (!url.contains("://")) + url = "http://" + url; + chatScene()->stringToClipboard(url); + } +} + + /******** WEB PREVIEW *****************************************************************************/ -void ContentsChatItem::showWebPreview(const Clickable &click) { +void ContentsChatItem::showWebPreview(const Clickable &click) +{ #ifndef HAVE_WEBKIT - Q_UNUSED(click); + Q_UNUSED(click); #else - QTextLayout layout; - initLayout(&layout); - QTextLine line = layout.lineForTextPosition(click.start()); - qreal x = line.cursorToX(click.start()); - qreal width = line.cursorToX(click.start() + click.length()) - x; - qreal height = line.height(); - qreal y = height * line.lineNumber(); - - QPointF topLeft = mapToScene(pos()) + QPointF(x, y); - QRectF urlRect = QRectF(topLeft.x(), topLeft.y(), width, height); - - QString urlstr = data(ChatLineModel::DisplayRole).toString().mid(click.start(), click.length()); - if(!urlstr.contains("://")) - urlstr= "http://" + urlstr; - QUrl url = QUrl::fromEncoded(urlstr.toUtf8(), QUrl::TolerantMode); - chatScene()->loadWebPreview(this, url, urlRect); + QTextLine line = layout()->lineForTextPosition(click.start()); + qreal x = line.cursorToX(click.start()); + qreal width = line.cursorToX(click.start() + click.length()) - x; + qreal height = line.height(); + qreal y = height * line.lineNumber(); + + QPointF topLeft = mapToScene(pos()) + QPointF(x, y); + QRectF urlRect = QRectF(topLeft.x(), topLeft.y(), width, height); + + QString urlstr = data(ChatLineModel::DisplayRole).toString().mid(click.start(), click.length()); + if (!urlstr.contains("://")) + urlstr = "http://" + urlstr; + QUrl url = QUrl::fromEncoded(urlstr.toUtf8(), QUrl::TolerantMode); + chatScene()->loadWebPreview(this, url, urlRect); #endif } -void ContentsChatItem::clearWebPreview() { + +void ContentsChatItem::clearWebPreview() +{ #ifdef HAVE_WEBKIT - chatScene()->clearWebPreview(this); + chatScene()->clearWebPreview(this); #endif } + /*************************************************************************************************/ ContentsChatItem::WrapColumnFinder::WrapColumnFinder(const ChatItem *_item) - : item(_item), + : item(_item), wrapList(item->data(ChatLineModel::WrapListRole).value()), wordidx(0), lineCount(0), @@ -680,57 +878,62 @@ ContentsChatItem::WrapColumnFinder::WrapColumnFinder(const ChatItem *_item) { } -ContentsChatItem::WrapColumnFinder::~WrapColumnFinder() { -} -qint16 ContentsChatItem::WrapColumnFinder::nextWrapColumn(qreal width) { - if(wordidx >= wrapList.count()) - return -1; - - lineCount++; - qreal targetWidth = lineCount * width + choppedTrailing; - - qint16 start = wordidx; - qint16 end = wrapList.count() - 1; - - // check if the whole line fits - if(wrapList.at(end).endX <= targetWidth) // || start == end) - return -1; - - // check if we have a very long word that needs inter word wrap - if(wrapList.at(start).endX > targetWidth) { - if(!line.isValid()) { - item->initLayoutHelper(&layout, QTextOption::NoWrap); - layout.beginLayout(); - line = layout.createLine(); - layout.endLayout(); - } - return line.xToCursor(targetWidth, QTextLine::CursorOnCharacter); - } - - while(true) { - if(start + 1 == end) { - wordidx = end; - const ChatLineModel::Word &lastWord = wrapList.at(start); // the last word we were able to squeeze in +ContentsChatItem::WrapColumnFinder::~WrapColumnFinder() +{ +} - // both cases should be cought preliminary - Q_ASSERT(lastWord.endX <= targetWidth); // ensure that "start" really fits in - Q_ASSERT(end < wrapList.count()); // ensure that start isn't the last word - choppedTrailing += lastWord.trailing - (targetWidth - lastWord.endX); - return wrapList.at(wordidx).start; +qint16 ContentsChatItem::WrapColumnFinder::nextWrapColumn(qreal width) +{ + if (wordidx >= wrapList.count()) + return -1; + + lineCount++; + qreal targetWidth = lineCount * width + choppedTrailing; + + qint16 start = wordidx; + qint16 end = wrapList.count() - 1; + + // check if the whole line fits + if (wrapList.at(end).endX <= targetWidth) // || start == end) + return -1; + + // check if we have a very long word that needs inter word wrap + if (wrapList.at(start).endX > targetWidth) { + if (!line.isValid()) { + item->initLayoutHelper(&layout, QTextOption::NoWrap); + layout.beginLayout(); + line = layout.createLine(); + layout.endLayout(); + } + return line.xToCursor(targetWidth, QTextLine::CursorOnCharacter); } - qint16 pivot = (end + start) / 2; - if(wrapList.at(pivot).endX > targetWidth) { - end = pivot; - } else { - start = pivot; + while (true) { + if (start + 1 == end) { + wordidx = end; + const ChatLineModel::Word &lastWord = wrapList.at(start); // the last word we were able to squeeze in + + // both cases should be cought preliminary + Q_ASSERT(lastWord.endX <= targetWidth); // ensure that "start" really fits in + Q_ASSERT(end < wrapList.count()); // ensure that start isn't the last word + + choppedTrailing += lastWord.trailing - (targetWidth - lastWord.endX); + return wrapList.at(wordidx).start; + } + + qint16 pivot = (end + start) / 2; + if (wrapList.at(pivot).endX > targetWidth) { + end = pivot; + } + else { + start = pivot; + } } - } - Q_ASSERT(false); - return -1; + Q_ASSERT(false); + return -1; } -/*************************************************************************************************/ +/*************************************************************************************************/