#include "chatlinemodel.h"
#include "qtui.h"
-ChatItem::ChatItem(int col, QAbstractItemModel *model, QGraphicsItem *parent)
+ChatItem::ChatItem(ChatLineModel::ColumnType col, QAbstractItemModel *model, QGraphicsItem *parent)
: QGraphicsItem(parent),
_fontMetrics(0),
- _col(col),
- _lines(0),
- _layoutData(0),
_selectionMode(NoSelection),
- _selectionStart(-1)
+ _selectionStart(-1),
+ _layout(0)
{
Q_ASSERT(model);
QModelIndex index = model->index(row(), col);
}
ChatItem::~ChatItem() {
- delete _layoutData;
+ delete _layout;
}
QVariant ChatItem::data(int role) const {
}
qreal ChatItem::computeHeight() {
- if(data(ChatLineModel::ColumnTypeRole).toUInt() != ChatLineModel::ContentsColumn)
- return fontMetrics()->lineSpacing(); // only contents can be multi-line
-
- _lines = 1;
- WrapColumnFinder finder(this);
- while(finder.nextWrapColumn() > 0) _lines++;
- return _lines * fontMetrics()->lineSpacing();
+ return fontMetrics()->lineSpacing(); // only contents can be multi-line
}
QTextLayout *ChatItem::createLayout(QTextOption::WrapMode wrapMode, Qt::Alignment alignment) {
return layout;
}
-void ChatItem::setLayout(QTextLayout *layout) {
- if(!_layoutData)
- _layoutData = new LayoutData;
- _layoutData->layout = layout;
-}
-
void ChatItem::updateLayout() {
- switch(data(ChatLineModel::ColumnTypeRole).toUInt()) {
- case ChatLineModel::TimestampColumn:
- if(!haveLayout()) setLayout(createLayout(QTextOption::WrapAnywhere, Qt::AlignLeft));
- // fallthrough
- case ChatLineModel::SenderColumn:
- if(!haveLayout()) setLayout(createLayout(QTextOption::WrapAnywhere, Qt::AlignRight));
- layout()->beginLayout();
- {
- QTextLine line = layout()->createLine();
- if(line.isValid()) {
- line.setLineWidth(width());
- line.setPosition(QPointF(0,0));
- }
- layout()->endLayout();
- }
- break;
- case ChatLineModel::ContentsColumn: {
- if(!haveLayout()) setLayout(createLayout(QTextOption::WrapAnywhere));
-
- // Now layout
- ChatLineModel::WrapList wrapList = data(ChatLineModel::WrapListRole).value<ChatLineModel::WrapList>();
- if(!wrapList.count()) return; // empty chatitem
-
- qreal h = 0;
- WrapColumnFinder finder(this);
- layout()->beginLayout();
- forever {
- QTextLine line = layout()->createLine();
- if(!line.isValid())
- break;
-
- int col = finder.nextWrapColumn();
- line.setNumColumns(col >= 0 ? col - line.textStart() : layout()->text().length());
- line.setPosition(QPointF(0, h));
- h += line.height() + fontMetrics()->leading();
- }
- layout()->endLayout();
- }
- break;
+ if(!haveLayout())
+ setLayout(createLayout(QTextOption::WrapAnywhere, Qt::AlignLeft));
+
+ layout()->beginLayout();
+ QTextLine line = layout()->createLine();
+ if(line.isValid()) {
+ line.setLineWidth(width());
+ line.setPosition(QPointF(0,0));
}
+ layout()->endLayout();
}
-void ChatItem::clearLayoutData() {
- delete _layoutData;
- _layoutData = 0;
+void ChatItem::clearLayout() {
+ delete _layout;
+ _layout = 0;
}
// NOTE: This is not the most time-efficient implementation, but it saves space by not caching unnecessary data
}
void ChatItem::clearSelection() {
- if(_selectionMode != NoSelection) {
- _selectionMode = NoSelection;
- update();
- }
+ _selectionMode = NoSelection;
+ update();
}
void ChatItem::continueSelecting(const QPointF &pos) {
return resultList;
}
-
void ChatItem::mousePressEvent(QGraphicsSceneMouseEvent *event) {
if(event->buttons() == Qt::LeftButton) {
- if(_selectionMode == NoSelection) {
- chatScene()->setSelectingItem(this); // removes earlier selection if exists
- _selectionStart = _selectionEnd = posToCursor(event->pos());
- //_selectionMode = PartialSelection;
- } else {
- chatScene()->setSelectingItem(0);
- _selectionMode = NoSelection;
- update();
- }
+ chatScene()->setSelectingItem(this);
+ _selectionStart = _selectionEnd = posToCursor(event->pos());
+ _selectionMode = NoSelection; // will be set to PartialSelection by mouseMoveEvent
+ update();
event->accept();
} else {
event->ignore();
qint16 end = posToCursor(event->pos());
if(end != _selectionEnd) {
_selectionEnd = end;
- if(_selectionStart != _selectionEnd) _selectionMode = PartialSelection;
- else _selectionMode = NoSelection;
+ _selectionMode = (_selectionStart != _selectionEnd ? PartialSelection : NoSelection);
update();
}
} else {
}
}
-void ChatItem::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event) {
+/*************************************************************************************************/
+
+/*************************************************************************************************/
+
+void SenderChatItem::updateLayout() {
+ if(!haveLayout()) setLayout(createLayout(QTextOption::WrapAnywhere, Qt::AlignRight));
+ ChatItem::updateLayout();
+}
+
+/*************************************************************************************************/
+
+ContentsChatItem::ContentsChatItem(QAbstractItemModel *model, QGraphicsItem *parent) : ChatItem(column(), model, parent),
+ _layoutData(0)
+{
+
+}
+
+ContentsChatItem::~ContentsChatItem() {
+ delete _layoutData;
+}
+
+qreal ContentsChatItem::computeHeight() {
+ int lines = 1;
+ WrapColumnFinder finder(this);
+ while(finder.nextWrapColumn() > 0) lines++;
+ return lines * fontMetrics()->lineSpacing();
+}
+
+void ContentsChatItem::setLayout(QTextLayout *layout) {
+ if(!_layoutData)
+ _layoutData = new LayoutData;
+ _layoutData->layout = layout;
+}
+
+void ContentsChatItem::clearLayout() {
+ delete _layoutData;
+ _layoutData = 0;
+}
+
+void ContentsChatItem::updateLayout() {
+ if(!haveLayout()) setLayout(createLayout(QTextOption::WrapAnywhere));
+
+ // Now layout
+ ChatLineModel::WrapList wrapList = data(ChatLineModel::WrapListRole).value<ChatLineModel::WrapList>();
+ if(!wrapList.count()) return; // empty chatitem
+
+ qreal h = 0;
+ WrapColumnFinder finder(this);
+ layout()->beginLayout();
+ forever {
+ QTextLine line = layout()->createLine();
+ if(!line.isValid())
+ break;
+
+ int col = finder.nextWrapColumn();
+ line.setNumColumns(col >= 0 ? col - line.textStart() : layout()->text().length());
+ line.setPosition(QPointF(0, h));
+ h += line.height() + fontMetrics()->leading();
+ }
+ layout()->endLayout();
+}
+
+void ContentsChatItem::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event) {
// FIXME dirty and fast hack to make http:// urls klickable
QRegExp regex("\\b([hf]t{1,2}ps?://[^\\s]+)\\b");
event->accept();
}
-void ChatItem::hoverEnterEvent(QGraphicsSceneHoverEvent *event) {
+void ContentsChatItem::hoverEnterEvent(QGraphicsSceneHoverEvent *event) {
//qDebug() << (void*)this << "entering";
event->ignore();
}
-void ChatItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event) {
+void ContentsChatItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event) {
//qDebug() << (void*)this << "leaving";
event->ignore();
}
-void ChatItem::hoverMoveEvent(QGraphicsSceneHoverEvent *event) {
+void ContentsChatItem::hoverMoveEvent(QGraphicsSceneHoverEvent *event) {
//qDebug() << (void*)this << event->pos();
event->ignore();
}
-
/*************************************************************************************************/
-ChatItem::WrapColumnFinder::WrapColumnFinder(ChatItem *_item) : item(_item) {
+ContentsChatItem::WrapColumnFinder::WrapColumnFinder(ChatItem *_item) : item(_item) {
wrapList = item->data(ChatLineModel::WrapListRole).value<ChatLineModel::WrapList>();
wordidx = 0;
layout = 0;
w = 0;
}
-ChatItem::WrapColumnFinder::~WrapColumnFinder() {
+ContentsChatItem::WrapColumnFinder::~WrapColumnFinder() {
delete layout;
}
-qint16 ChatItem::WrapColumnFinder::nextWrapColumn() {
+qint16 ContentsChatItem::WrapColumnFinder::nextWrapColumn() {
while(wordidx < wrapList.count()) {
w += wrapList.at(wordidx).width;
if(w >= item->width()) {