class ChatItem : public QGraphicsItem {
- public:
- ChatItem(int col, QAbstractItemModel *, QGraphicsItem *parent);
- virtual ~ChatItem();
+protected:
+ ChatItem(ChatLineModel::ColumnType column, QAbstractItemModel *, QGraphicsItem *parent);
+ virtual ~ChatItem();
- 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()); }
+public:
+ inline const QAbstractItemModel *model() const { return chatScene() ? chatScene()->model() : 0; }
+ inline int row() const;
+ virtual ChatLineModel::ColumnType column() const = 0;
+ 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 QFontMetricsF *fontMetrics() const { return _fontMetrics; }
+ inline QRectF boundingRect() const { return _boundingRect; }
+ inline qreal width() const { return _boundingRect.width(); }
+ inline qreal height() const { return _boundingRect.height(); }
- inline bool haveLayout() const { return _layoutData != 0 && layout() != 0; }
- void clearLayoutData();
- void updateLayout();
- virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+ inline bool haveLayout() const { return _layoutData != 0 && layout() != 0; }
+ void clearLayoutData();
+ virtual QTextLayout *createLayout(QTextOption::WrapMode, Qt::Alignment = Qt::AlignLeft);
+ virtual void updateLayout();
+ virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
- virtual QVariant data(int role) const;
+ virtual QVariant data(int role) const;
- // returns height
- qreal setGeometry(qreal width, qreal height = -1);
+ // returns height
+ qreal setGeometry(qreal width, qreal height = -1);
- // selection stuff, to be called by the scene
- void clearSelection();
- void setFullSelection();
- void continueSelecting(const QPointF &pos);
+ // 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:
- virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
- virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
- virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
- virtual void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);
+protected:
+ 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);
+ virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
+ virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
+ virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
- private:
- struct LayoutData;
- class WrapColumnFinder;
+ struct LayoutData;
+ inline QTextLayout *layout() const;
+ void setLayout(QTextLayout *);
+ qint16 posToCursor(const QPointF &pos);
- inline QTextLayout *layout() const;
- void setLayout(QTextLayout *);
- qint16 posToCursor(const QPointF &pos);
- qreal computeHeight();
- QTextLayout *createLayout(QTextOption::WrapMode, Qt::Alignment = Qt::AlignLeft);
+ virtual qreal computeHeight();
- // internal selection stuff
- void setSelection(int start, int length);
+ QRectF _boundingRect;
- QRectF _boundingRect;
- QFontMetricsF *_fontMetrics;
- int _col;
- quint8 _lines;
+private:
+ // internal selection stuff
+ void setSelection(int start, int length);
- enum SelectionMode { NoSelection, PartialSelection, FullSelection };
- SelectionMode _selectionMode;
- qint16 _selectionStart, _selectionEnd;
+ QFontMetricsF *_fontMetrics;
- LayoutData *_layoutData;
+ enum SelectionMode { NoSelection, PartialSelection, FullSelection };
+ SelectionMode _selectionMode;
+ qint16 _selectionStart, _selectionEnd;
+
+ LayoutData *_layoutData;
};
struct ChatItem::LayoutData {
~LayoutData() { delete layout; }
};
-class ChatItem::WrapColumnFinder {
- public:
- WrapColumnFinder(ChatItem *parent);
- ~WrapColumnFinder();
-
- qint16 nextWrapColumn();
-
- private:
- ChatItem *item;
- QTextLayout *layout;
- QTextLine line;
- ChatLineModel::WrapList wrapList;
- qint16 wordidx;
- qint16 lastwrapcol;
- qreal lastwrappos;
- qreal w;
+class TimestampChatItem : public ChatItem {
+
+public:
+ TimestampChatItem(QAbstractItemModel *model, QGraphicsItem *parent) : ChatItem(column(), model, parent) {}
+ inline ChatLineModel::ColumnType column() const { return ChatLineModel::TimestampColumn; }
+
+};
+
+class SenderChatItem : public ChatItem {
+
+public:
+ SenderChatItem(QAbstractItemModel *model, QGraphicsItem *parent) : ChatItem(column(), model, parent) {}
+ inline ChatLineModel::ColumnType column() const { return ChatLineModel::SenderColumn; }
+
+ void updateLayout();
+};
+
+class ContentsChatItem : public ChatItem {
+
+public:
+ ContentsChatItem(QAbstractItemModel *model, QGraphicsItem *parent) : ChatItem(column(), model, parent) {}
+ inline ChatLineModel::ColumnType column() const { return ChatLineModel::ContentsColumn; }
+
+ void updateLayout();
+
+private:
+ qreal computeHeight();
+
+ class WrapColumnFinder;
+};
+
+
+
+class ContentsChatItem::WrapColumnFinder {
+public:
+ WrapColumnFinder(ChatItem *parent);
+ ~WrapColumnFinder();
+
+ qint16 nextWrapColumn();
+
+private:
+ ChatItem *item;
+ QTextLayout *layout;
+ QTextLine line;
+ ChatLineModel::WrapList wrapList;
+ qint16 wordidx;
+ qint16 lastwrapcol;
+ qreal lastwrappos;
+ qreal w;
};
#include "chatline.h"