#define CHATITEM_H_
#include <QGraphicsItem>
+#include <QObject>
-#include "chatline.h"
#include "chatlinemodel.h"
+#include "chatscene.h"
#include "uistyle.h"
+#include "qtui.h"
class QTextLayout;
class ChatItem : public QGraphicsItem {
public:
- ChatItem(const QPersistentModelIndex &index, QGraphicsItem *parent);
+ ChatItem(int col, QAbstractItemModel *, QGraphicsItem *parent);
virtual ~ChatItem();
- inline QPersistentModelIndex index() const { return _index; }
- inline const MessageModel *model() const { return _index.isValid() ? qobject_cast<const MessageModel *>(_index.model()) : 0; }
- inline int row() const { return _index.isValid() ? _index.row() : 0; }
+ inline const QAbstractItemModel *model() const { return chatScene() ? chatScene()->model() : 0; }
+ int row() const;
+ inline int column() const { return _col; }
+ inline ChatScene *chatScene() const { return qobject_cast<ChatScene *>(scene()); }
inline QFontMetricsF *fontMetrics() const { return _fontMetrics; }
inline virtual QRectF boundingRect() const { return _boundingRect; }
inline qreal width() const { return _boundingRect.width(); }
inline qreal height() const { return _boundingRect.height(); }
- inline bool haveLayout() const { return _layout != 0; }
- void clearLayout();
+ inline bool haveLayout() const { return _layoutData != 0 && layout() != 0; }
+ void clearLayoutData();
void updateLayout();
virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
virtual QVariant data(int role) const;
- //QString text() const;
- //void setText(const UiStyle::StyledText &text);
-
- //QTextOption textOption() const;
- //void setTextOption(const QTextOption &option);
// returns height
- int setWidth(int width);
- //virtual void layout();
+ qreal setGeometry(qreal width, qreal height = -1);
+
+ // selection stuff, to be called by the scene
+ void clearSelection();
+ void setFullSelection();
+ void continueSelecting(const QPointF &pos);
+
+ QList<QRectF> findWords(const QString &searchWord, Qt::CaseSensitivity caseSensitive);
protected:
- //void mouseMoveEvent ( QGraphicsSceneMouseEvent * event );
+ virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
+ virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
+ virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+ virtual void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);
+
+ virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
+ virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
+ virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
private:
- int heightForWidth(int width);
- QTextLayout *createLayout();
+ struct LayoutData;
+ class WrapColumnFinder;
+
+ inline QTextLayout *layout() const;
+ void setLayout(QTextLayout *);
+ qint16 posToCursor(const QPointF &pos);
+ qreal computeHeight();
+ QTextLayout *createLayout(QTextOption::WrapMode, Qt::Alignment = Qt::AlignLeft);
+
+ // internal selection stuff
+ void setSelection(int start, int length);
QRectF _boundingRect;
QFontMetricsF *_fontMetrics;
+ int _col;
quint8 _lines;
- //QTextLayout _layout;
- //QTextOption _textOption;
- QPersistentModelIndex _index;
- QTextLayout *_layout;
- QList<quint16> _wrapPositions;
+ enum SelectionMode { NoSelection, PartialSelection, FullSelection };
+ SelectionMode _selectionMode;
+ qint16 _selectionStart, _selectionEnd;
- class WrapColumnFinder;
+ LayoutData *_layoutData;
+};
+
+struct ChatItem::LayoutData {
+ QTextLayout *layout;
+
+ LayoutData() { layout = 0; }
+ ~LayoutData() { delete layout; }
};
class ChatItem::WrapColumnFinder {
WrapColumnFinder(ChatItem *parent);
~WrapColumnFinder();
- int nextWrapColumn(QTextLine &line);
+ qint16 nextWrapColumn();
private:
ChatItem *item;
QTextLayout *layout;
- QTextLine *line;
+ QTextLine line;
ChatLineModel::WrapList wrapList;
- int wordidx;
- int lastwrapcol;
+ qint16 wordidx;
+ qint16 lastwrapcol;
qreal lastwrappos;
qreal w;
};
+#include "chatline.h"
+inline int ChatItem::row() const { return static_cast<ChatLine *>(parentItem())->row(); }
+inline QTextLayout *ChatItem::layout() const { return _layoutData->layout; }
+
#endif